new frontend

.env.example

@@ -10,8 +10,6 @@ JWT_SECRET=your-super-secret-jwt-key-minimum-32-characters-change-in-production
 ENCRYPTION_KEY=A5CC60AB92FCA026F5477DC486555882
 FRONTEND_URL="http://localhost"
 
-VITE_API_BASE_URL="http://localhost"
-
 # Default Admin
 DEFAULT_ADMIN_EMAIL=admin@notely.local
 DEFAULT_ADMIN_USERNAME=admin

.gitea/workflows/build-and-push.yml

@@ -46,8 +46,6 @@ jobs:
                   context: .
                   file: ./devops/docker/Dockerfile
                   push: true
-                  build-args: |
-                      VITE_API_BASE_URL=${{ secrets.VITE_API_BASE_URL }}
                   tags: |
                       ${{ env.IMAGE_NAME }}:latest
                       ${{ env.IMAGE_NAME }}:${{ steps.vars.outputs.short_sha }}

.gitignore

@@ -43,3 +43,7 @@ secret*
 *.a
 *.so
 .go/
+
+frontend_new/out
+backend/public
+frontend_new/.next

ENV_SETUP.md

@@ -21,7 +21,6 @@ Required or commonly used:
 - `JWT_SECRET`
 - `ENCRYPTION_KEY`
 - `FRONTEND_URL`
-- `VITE_API_BASE_URL`
 - `DEFAULT_ADMIN_EMAIL`
 - `DEFAULT_ADMIN_USERNAME`
 - `DEFAULT_ADMIN_PASSWORD`
@@ -41,7 +40,6 @@ Optional backend runtime values that Docker Compose will also pass through if pr
 - MongoDB container: `mongodb://admin:password@mongodb:27017/noteapp?authSource=admin`
 - Backend port: `8080`
 - Public frontend URL: `http://localhost`
-- Browser API base URL for container builds: `http://localhost`
 
 ## 2. `backend/.env`
 
@@ -107,13 +105,12 @@ cp .env.example .env
 
 ### Frontend Variables In `frontend/.env.example`
 
-- `VITE_API_BASE_URL`
 - `VITE_ENV`
 - `VITE_ENABLE_ANALYTICS`
 
 ### Variables Currently Relevant To The Frontend App
 
-- `VITE_API_BASE_URL`: used by the API client
+- API requests are sent to the current browser origin (same-origin runtime behavior)
 
 The other example values are safe to keep, but the current checked-in frontend code does not actively consume them.
 

QUICKSTART.md

@@ -133,7 +133,7 @@ Check `REDIS_ADDR`, `REDIS_PASSWORD`, and `REDIS_DB`. For local defaults, Redis
 Check:
 
 - backend is running on port `8080`
-- frontend `VITE_API_BASE_URL`
+- frontend and API are reachable through the same host/origin
 - Vite proxy settings in `frontend/vite.config.js`
 
 ### OAuth callback redirects to the wrong URL

backend/cmd/server/main.go

@@ -6,6 +6,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
@@ -135,6 +136,7 @@ func main() {
 		db.MembershipRepo,
 		db.NoteRepo,
 		db.CategoryRepo,
+		db.TaskListRepo,
 		db.UserRepo,
 		permissionService,
 	)
@@ -151,6 +153,7 @@ func main() {
 
 	categoryService := services.NewCategoryService(
 		db.CategoryRepo,
+		db.TaskListRepo,
 		db.MembershipRepo,
 		db.NoteRepo,
 		permissionService,
@@ -158,6 +161,7 @@ func main() {
 
 	taskService := services.NewTaskService(
 		db.TaskRepo,
+		db.TaskListRepo,
 		db.TaskStatusRepo,
 		db.NoteRepo,
 		db.CategoryRepo,
@@ -269,6 +273,11 @@ func main() {
 	api.HandleFunc("/spaces/{spaceId}/categories/{categoryId}/move", categoryHandler.MoveCategory).Methods("PATCH")
 
 	// Task endpoints
+	api.HandleFunc("/spaces/{spaceId}/task-lists", taskHandler.ListTaskLists).Methods("GET")
+	api.HandleFunc("/spaces/{spaceId}/task-lists", taskHandler.CreateTaskList).Methods("POST")
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}", taskHandler.UpdateTaskList).Methods("PUT")
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}", taskHandler.DeleteTaskList).Methods("DELETE")
+
 	api.HandleFunc("/spaces/{spaceId}/tasks", taskHandler.ListTasks).Methods("GET")
 	api.HandleFunc("/spaces/{spaceId}/tasks", taskHandler.CreateTask).Methods("POST")
 	api.HandleFunc("/spaces/{spaceId}/tasks/search", taskHandler.SearchTasks).Methods("GET")
@@ -280,12 +289,12 @@ func main() {
 	api.HandleFunc("/spaces/{spaceId}/tasks/{taskId}/notes/{noteId}", taskHandler.UnlinkTaskNote).Methods("DELETE")
 	api.HandleFunc("/spaces/{spaceId}/notes/{noteId}/tasks", taskHandler.ListTasksByNote).Methods("GET")
 
-	// Task status endpoints
-	api.HandleFunc("/spaces/{spaceId}/task-statuses", taskHandler.ListStatuses).Methods("GET")
-	api.HandleFunc("/spaces/{spaceId}/task-statuses", taskHandler.CreateStatus).Methods("POST")
-	api.HandleFunc("/spaces/{spaceId}/task-statuses/reorder", taskHandler.ReorderStatuses).Methods("PUT")
-	api.HandleFunc("/spaces/{spaceId}/task-statuses/{statusId}", taskHandler.UpdateStatus).Methods("PUT")
-	api.HandleFunc("/spaces/{spaceId}/task-statuses/{statusId}", taskHandler.DeleteStatus).Methods("DELETE")
+	// Task status endpoints (scoped to task list)
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}/statuses", taskHandler.ListStatuses).Methods("GET")
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}/statuses", taskHandler.CreateStatus).Methods("POST")
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}/statuses/reorder", taskHandler.ReorderStatuses).Methods("PUT")
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}/statuses/{statusId}", taskHandler.UpdateStatus).Methods("PUT")
+	api.HandleFunc("/spaces/{spaceId}/task-lists/{taskListId}/statuses/{statusId}", taskHandler.DeleteStatus).Methods("DELETE")
 
 	// File explorer endpoints (space-scoped)
 	api.HandleFunc("/spaces/{spaceId}/files/list", fileHandler.ListFiles).Methods("GET")
@@ -350,39 +359,9 @@ func main() {
 	admin.HandleFunc("/auth/providers/{providerId}", authHandler.UpdateProvider).Methods("PUT")
 	admin.HandleFunc("/auth/providers/{providerId}", adminHandler.DeleteProvider).Methods("DELETE")
 
-	// Serve static files (frontend) for all other routes
-	// This must be after all API route handlers to allow API routes to take precedence
-	router.PathPrefix("/").HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		// List of static file extensions to serve directly
-		staticExts := map[string]bool{
-			".js": true, ".css": true, ".svg": true, ".png": true,
-			".jpg": true, ".jpeg": true, ".gif": true, ".ico": true,
-			".woff": true, ".woff2": true, ".ttf": true, ".eot": true,
-		}
-
-		filePath := "./public" + r.URL.Path
-		if r.URL.Path == "/" {
-			filePath = "./public/index.html"
-		}
-
-		// Check if it's a static file (has an extension in staticExts)
-		isStatic := false
-		for ext := range staticExts {
-			if len(r.URL.Path) > len(ext) {
-				if r.URL.Path[len(r.URL.Path)-len(ext):] == ext {
-					isStatic = true
-					break
-				}
-			}
-		}
-
-		// If it doesn't look like a static file, serve index.html (SPA routing)
-		if !isStatic {
-			filePath = "./public/index.html"
-		}
-
-		http.ServeFile(w, r, filePath)
-	})
+	// Serve static files (NextJS frontend) for all other routes.
+	// Must come after all API route handlers.
+	router.PathPrefix("/").HandlerFunc(serveNextJS)
 
 	// Start server
 	server := &http.Server{
@@ -521,3 +500,107 @@ func ensureDefaultAdminUser(
 	log.Printf("default admin user synchronized from environment: %s", adminEmail)
 	return nil
 }
+
+// serveNextJS serves the NextJS static export from ./public.
+// It handles /_next/ assets directly, tries {path}/index.html for page routes,
+// and falls back to dynamic route pattern matching (NextJS [param] folders).
+func serveNextJS(w http.ResponseWriter, r *http.Request) {
+	const publicDir = "./public"
+	urlPath := r.URL.Path
+
+	// ── /_next/ and other static assets ─────────────────────────────────────
+	if strings.HasPrefix(urlPath, "/_next/") {
+		http.ServeFile(w, r, filepath.Join(publicDir, filepath.FromSlash(urlPath)))
+		return
+	}
+
+	staticExts := []string{
+		".js", ".css", ".svg", ".png", ".jpg", ".jpeg", ".gif", ".ico",
+		".woff", ".woff2", ".ttf", ".eot", ".json", ".map", ".txt", ".xml",
+	}
+	for _, ext := range staticExts {
+		if strings.HasSuffix(urlPath, ext) {
+			http.ServeFile(w, r, filepath.Join(publicDir, filepath.FromSlash(urlPath)))
+			return
+		}
+	}
+
+	// ── HTML page resolution ─────────────────────────────────────────────────
+	// NextJS static export with trailingSlash:true produces {path}/index.html
+	cleanPath := strings.TrimRight(urlPath, "/")
+	if cleanPath == "" {
+		cleanPath = "/"
+	}
+
+	// 1. Try exact {path}/index.html
+	candidate := filepath.Join(publicDir, filepath.FromSlash(cleanPath), "index.html")
+	if _, err := os.Stat(candidate); err == nil {
+		http.ServeFile(w, r, candidate)
+		return
+	}
+
+	// 2. Try {path}.html
+	candidate = filepath.Join(publicDir, filepath.FromSlash(cleanPath)+".html")
+	if _, err := os.Stat(candidate); err == nil {
+		http.ServeFile(w, r, candidate)
+		return
+	}
+
+	// 3. Walk path segments and try NextJS dynamic [param] folders
+	segments := strings.Split(strings.Trim(cleanPath, "/"), "/")
+	if result := findNextJSPage(publicDir, segments); result != "" {
+		http.ServeFile(w, r, result)
+		return
+	}
+
+	// 4. Fallback: root index.html
+	http.ServeFile(w, r, filepath.Join(publicDir, "index.html"))
+}
+
+// findNextJSPage recursively searches the public directory for an HTML file
+// that matches the given URL segments, replacing unknown segments with any
+// NextJS dynamic directory ([param] named folders).
+func findNextJSPage(publicDir string, segments []string) string {
+	return searchNextJSSegments(publicDir, segments, 0, publicDir)
+}
+
+func searchNextJSSegments(publicDir string, segments []string, idx int, currentDir string) string {
+	if idx == len(segments) {
+		candidate := filepath.Join(currentDir, "index.html")
+		if _, err := os.Stat(candidate); err == nil {
+			return candidate
+		}
+		return ""
+	}
+
+	seg := segments[idx]
+
+	// Try the exact segment directory
+	exactDir := filepath.Join(currentDir, seg)
+	if result := searchNextJSSegments(publicDir, segments, idx+1, exactDir); result != "" {
+		return result
+	}
+
+	// Try NextJS dynamic segment directories.
+	// Matches both [param] (source convention) and __param__ (static export convention).
+	entries, err := os.ReadDir(currentDir)
+	if err != nil {
+		return ""
+	}
+	for _, entry := range entries {
+		name := entry.Name()
+		if !entry.IsDir() {
+			continue
+		}
+		isBracket := len(name) > 2 && name[0] == '[' && name[len(name)-1] == ']'
+		isPlaceholder := len(name) >= 4 && strings.HasPrefix(name, "__") && strings.HasSuffix(name, "__")
+		if isBracket || isPlaceholder {
+			dynamicDir := filepath.Join(currentDir, name)
+			if result := searchNextJSSegments(publicDir, segments, idx+1, dynamicDir); result != "" {
+				return result
+			}
+		}
+	}
+
+	return ""
+}

backend/internal/application/dto/dto.go

@@ -430,6 +430,7 @@ type CategoryTreeDTO struct {
 	*CategoryDTO
 	Subcategories []*CategoryTreeDTO `json:"subcategories"`
 	Notes         []*NoteListItemDTO `json:"notes"`
+	TaskLists     []*TaskListDTO     `json:"task_lists"`
 }
 
 // NewCategoryDTO creates a DTO from a category entity
@@ -458,7 +459,7 @@ func NewCategoryDTO(category *entities.Category) *CategoryDTO {
 type CreateTaskRequest struct {
 	Title        string   `json:"title" validate:"required,min=1,max=255"`
 	Description  string   `json:"description" validate:"max=2000"`
-	CategoryID   *string  `json:"category_id,omitempty"`
+	TaskListID   string   `json:"task_list_id" validate:"required"`
 	StatusID     string   `json:"status_id" validate:"required"`
 	ParentTaskID *string  `json:"parent_task_id,omitempty"`
 	NoteLinks    []string `json:"note_links"`
@@ -468,7 +469,7 @@ type CreateTaskRequest struct {
 type UpdateTaskRequest struct {
 	Title        *string  `json:"title,omitempty"`
 	Description  *string  `json:"description,omitempty"`
-	CategoryID   *string  `json:"category_id,omitempty"`
+	TaskListID   *string  `json:"task_list_id,omitempty"`
 	StatusID     *string  `json:"status_id,omitempty"`
 	ParentTaskID *string  `json:"parent_task_id,omitempty"`
 	NoteLinks    []string `json:"note_links,omitempty"`
@@ -490,7 +491,7 @@ type TaskDTO struct {
 	SpaceID      string   `json:"space_id"`
 	Title        string   `json:"title"`
 	Description  string   `json:"description"`
-	CategoryID   *string  `json:"category_id,omitempty"`
+	TaskListID   string   `json:"task_list_id"`
 	StatusID     string   `json:"status_id"`
 	ParentTaskID *string  `json:"parent_task_id,omitempty"`
 	Depth        int      `json:"depth"`
@@ -529,23 +530,44 @@ type ReorderTaskStatusesRequest struct {
 
 // TaskStatusDTO represents a task status in API responses.
 type TaskStatusDTO struct {
-	ID        string `json:"id"`
-	SpaceID   string `json:"space_id"`
-	Name      string `json:"name"`
-	Color     string `json:"color,omitempty"`
-	Order     int    `json:"order"`
-	CreatedAt string `json:"created_at"`
-	UpdatedAt string `json:"updated_at"`
+	ID         string `json:"id"`
+	TaskListID string `json:"task_list_id"`
+	Name       string `json:"name"`
+	Color      string `json:"color,omitempty"`
+	Order      int    `json:"order"`
+	CreatedAt  string `json:"created_at"`
+	UpdatedAt  string `json:"updated_at"`
+}
+
+// CreateTaskListRequest represents task list creation input.
+type CreateTaskListRequest struct {
+	Name        string  `json:"name" validate:"required,min=1,max=120"`
+	Description string  `json:"description" validate:"max=500"`
+	CategoryID  *string `json:"category_id,omitempty"`
+}
+
+// UpdateTaskListRequest represents task list update input.
+type UpdateTaskListRequest struct {
+	Name        *string `json:"name,omitempty"`
+	Description *string `json:"description,omitempty"`
+	CategoryID  *string `json:"category_id,omitempty"`
+}
+
+// TaskListDTO represents a task list in API responses.
+type TaskListDTO struct {
+	ID          string  `json:"id"`
+	SpaceID     string  `json:"space_id"`
+	CategoryID  *string `json:"category_id,omitempty"`
+	Name        string  `json:"name"`
+	Description string  `json:"description"`
+	CreatedBy   string  `json:"created_by"`
+	UpdatedBy   string  `json:"updated_by"`
+	CreatedAt   string  `json:"created_at"`
+	UpdatedAt   string  `json:"updated_at"`
 }
 
 // NewTaskDTO creates a DTO from a task entity.
 func NewTaskDTO(task *entities.Task) *TaskDTO {
-	var categoryID *string
-	if task.CategoryID != nil {
-		id := task.CategoryID.Hex()
-		categoryID = &id
-	}
-
 	var parentTaskID *string
 	if task.ParentTaskID != nil {
 		id := task.ParentTaskID.Hex()
@@ -562,7 +584,7 @@ func NewTaskDTO(task *entities.Task) *TaskDTO {
 		SpaceID:      task.SpaceID.Hex(),
 		Title:        task.Title,
 		Description:  task.Description,
-		CategoryID:   categoryID,
+		TaskListID:   task.TaskListID.Hex(),
 		StatusID:     task.StatusID.Hex(),
 		ParentTaskID: parentTaskID,
 		Depth:        task.Depth,
@@ -574,16 +596,37 @@ func NewTaskDTO(task *entities.Task) *TaskDTO {
 	}
 }
 
+// NewTaskListDTO creates a DTO from a task list entity.
+func NewTaskListDTO(taskList *entities.TaskList) *TaskListDTO {
+	var categoryID *string
+	if taskList.CategoryID != nil {
+		id := taskList.CategoryID.Hex()
+		categoryID = &id
+	}
+
+	return &TaskListDTO{
+		ID:          taskList.ID.Hex(),
+		SpaceID:     taskList.SpaceID.Hex(),
+		CategoryID:  categoryID,
+		Name:        taskList.Name,
+		Description: taskList.Description,
+		CreatedBy:   taskList.CreatedBy.Hex(),
+		UpdatedBy:   taskList.UpdatedBy.Hex(),
+		CreatedAt:   taskList.CreatedAt.Format("2006-01-02T15:04:05Z"),
+		UpdatedAt:   taskList.UpdatedAt.Format("2006-01-02T15:04:05Z"),
+	}
+}
+
 // NewTaskStatusDTO creates a DTO from a task status entity.
 func NewTaskStatusDTO(status *entities.TaskStatus) *TaskStatusDTO {
 	return &TaskStatusDTO{
-		ID:        status.ID.Hex(),
-		SpaceID:   status.SpaceID.Hex(),
-		Name:      status.Name,
-		Color:     status.Color,
-		Order:     status.Order,
-		CreatedAt: status.CreatedAt.Format("2006-01-02T15:04:05Z"),
-		UpdatedAt: status.UpdatedAt.Format("2006-01-02T15:04:05Z"),
+		ID:         status.ID.Hex(),
+		TaskListID: status.TaskListID.Hex(),
+		Name:       status.Name,
+		Color:      status.Color,
+		Order:      status.Order,
+		CreatedAt:  status.CreatedAt.Format("2006-01-02T15:04:05Z"),
+		UpdatedAt:  status.UpdatedAt.Format("2006-01-02T15:04:05Z"),
 	}
 }
 

backend/internal/application/services/category_service.go

@@ -15,6 +15,7 @@ import (
 // CategoryService handles category operations
 type CategoryService struct {
 	categoryRepo      repositories.CategoryRepository
+	taskListRepo      repositories.TaskListRepository
 	membershipRepo    repositories.MembershipRepository
 	noteRepo          repositories.NoteRepository
 	permissionService *PermissionService
@@ -23,12 +24,14 @@ type CategoryService struct {
 // NewCategoryService creates a new category service
 func NewCategoryService(
 	categoryRepo repositories.CategoryRepository,
+	taskListRepo repositories.TaskListRepository,
 	membershipRepo repositories.MembershipRepository,
 	noteRepo repositories.NoteRepository,
 	permissionService *PermissionService,
 ) *CategoryService {
 	return &CategoryService{
 		categoryRepo:      categoryRepo,
+		taskListRepo:      taskListRepo,
 		membershipRepo:    membershipRepo,
 		noteRepo:          noteRepo,
 		permissionService: permissionService,
@@ -134,6 +137,14 @@ func (s *CategoryService) buildCategoryTree(ctx context.Context, category *entit
 		}
 	}
 
+	// Get task lists in this category
+	taskLists, err := s.taskListRepo.ListTaskListsByCategory(ctx, spaceID, category.ID)
+	if err == nil {
+		for _, taskList := range taskLists {
+			tree.TaskLists = append(tree.TaskLists, dto.NewTaskListDTO(taskList))
+		}
+	}
+
 	return tree, nil
 }
 

backend/internal/application/services/space_service.go

@@ -17,6 +17,7 @@ type SpaceService struct {
 	membershipRepo    repositories.MembershipRepository
 	noteRepo          repositories.NoteRepository
 	categoryRepo      repositories.CategoryRepository
+	taskListRepo      repositories.TaskListRepository
 	userRepo          repositories.UserRepository
 	permissionService *PermissionService
 }
@@ -27,6 +28,7 @@ func NewSpaceService(
 	membershipRepo repositories.MembershipRepository,
 	noteRepo repositories.NoteRepository,
 	categoryRepo repositories.CategoryRepository,
+	taskListRepo repositories.TaskListRepository,
 	userRepo repositories.UserRepository,
 	permissionService *PermissionService,
 ) *SpaceService {
@@ -35,6 +37,7 @@ func NewSpaceService(
 		membershipRepo:    membershipRepo,
 		noteRepo:          noteRepo,
 		categoryRepo:      categoryRepo,
+		taskListRepo:      taskListRepo,
 		userRepo:          userRepo,
 		permissionService: permissionService,
 	}
@@ -180,6 +183,9 @@ func (s *SpaceService) DeleteSpace(ctx context.Context, spaceID, userID bson.Obj
 	if err := s.categoryRepo.DeleteCategoriesBySpaceID(ctx, spaceID); err != nil {
 		return err
 	}
+	if err := s.taskListRepo.DeleteTaskListsBySpaceID(ctx, spaceID); err != nil {
+		return err
+	}
 	if err := s.membershipRepo.DeleteMembershipsBySpaceID(ctx, spaceID); err != nil {
 		return err
 	}

backend/internal/application/services/task_service.go

@@ -17,6 +17,7 @@ import (
 // TaskService handles task and task status operations.
 type TaskService struct {
 	taskRepo          repositories.TaskRepository
+	taskListRepo      repositories.TaskListRepository
 	taskStatusRepo    repositories.TaskStatusRepository
 	noteRepo          repositories.NoteRepository
 	categoryRepo      repositories.CategoryRepository
@@ -27,6 +28,7 @@ type TaskService struct {
 // NewTaskService creates a task service.
 func NewTaskService(
 	taskRepo repositories.TaskRepository,
+	taskListRepo repositories.TaskListRepository,
 	taskStatusRepo repositories.TaskStatusRepository,
 	noteRepo repositories.NoteRepository,
 	categoryRepo repositories.CategoryRepository,
@@ -35,6 +37,7 @@ func NewTaskService(
 ) *TaskService {
 	return &TaskService{
 		taskRepo:          taskRepo,
+		taskListRepo:      taskListRepo,
 		taskStatusRepo:    taskStatusRepo,
 		noteRepo:          noteRepo,
 		categoryRepo:      categoryRepo,
@@ -43,8 +46,8 @@ func NewTaskService(
 	}
 }
 
-func (s *TaskService) ensureDefaultStatuses(ctx context.Context, spaceID bson.ObjectID) error {
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+func (s *TaskService) ensureDefaultStatuses(ctx context.Context, taskListID bson.ObjectID) error {
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return err
 	}
@@ -63,10 +66,10 @@ func (s *TaskService) ensureDefaultStatuses(ctx context.Context, spaceID bson.Ob
 
 	for idx, status := range defaults {
 		if err := s.taskStatusRepo.CreateStatus(ctx, &entities.TaskStatus{
-			SpaceID: spaceID,
-			Name:    status.name,
-			Color:   status.color,
-			Order:   idx,
+			TaskListID: taskListID,
+			Name:       status.name,
+			Color:      status.color,
+			Order:      idx,
 		}); err != nil {
 			return err
 		}
@@ -121,13 +124,10 @@ func toObjectIDs(hexIDs []string) ([]bson.ObjectID, error) {
 	return result, nil
 }
 
-func (s *TaskService) validateCategory(ctx context.Context, spaceID bson.ObjectID, categoryID *bson.ObjectID) error {
-	if categoryID == nil {
-		return nil
-	}
-	category, err := s.categoryRepo.GetCategoryByID(ctx, *categoryID)
-	if err != nil || category.SpaceID != spaceID {
-		return errors.New("invalid category")
+func (s *TaskService) validateTaskList(ctx context.Context, spaceID, taskListID bson.ObjectID) error {
+	taskList, err := s.taskListRepo.GetTaskListByID(ctx, taskListID)
+	if err != nil || taskList.SpaceID != spaceID {
+		return errors.New("invalid task list")
 	}
 	return nil
 }
@@ -142,9 +142,9 @@ func (s *TaskService) validateNoteLinks(ctx context.Context, spaceID bson.Object
 	return nil
 }
 
-func (s *TaskService) validateStatus(ctx context.Context, spaceID, statusID bson.ObjectID) (*entities.TaskStatus, error) {
+func (s *TaskService) validateStatus(ctx context.Context, taskListID, statusID bson.ObjectID) (*entities.TaskStatus, error) {
 	status, err := s.taskStatusRepo.GetStatusByID(ctx, statusID)
-	if err != nil || status.SpaceID != spaceID {
+	if err != nil || status.TaskListID != taskListID {
 		return nil, errors.New("invalid task status")
 	}
 	return status, nil
@@ -165,11 +165,11 @@ func (s *TaskService) resolveDepthAndParent(ctx context.Context, spaceID bson.Ob
 	return depth, nil
 }
 
-func (s *TaskService) isAdjacentStatusMove(ctx context.Context, spaceID, currentStatusID, requestedStatusID bson.ObjectID) (bool, error) {
+func (s *TaskService) isAdjacentStatusMove(ctx context.Context, taskListID, currentStatusID, requestedStatusID bson.ObjectID) (bool, error) {
 	if currentStatusID == requestedStatusID {
 		return true, nil
 	}
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return false, err
 	}
@@ -205,18 +205,6 @@ func (s *TaskService) CreateTask(ctx context.Context, spaceID, userID bson.Objec
 		return nil, errors.New("insufficient permissions")
 	}
 
-	if err := s.ensureDefaultStatuses(ctx, spaceID); err != nil {
-		return nil, err
-	}
-
-	categoryID, err := toObjectIDPtr(req.CategoryID)
-	if err != nil {
-		return nil, errors.New("invalid category")
-	}
-	if err := s.validateCategory(ctx, spaceID, categoryID); err != nil {
-		return nil, err
-	}
-
 	parentTaskID, err := toObjectIDPtr(req.ParentTaskID)
 	if err != nil {
 		return nil, errors.New("invalid parent task")
@@ -226,6 +214,18 @@ func (s *TaskService) CreateTask(ctx context.Context, spaceID, userID bson.Objec
 		return nil, err
 	}
 
+	taskListID, err := bson.ObjectIDFromHex(strings.TrimSpace(req.TaskListID))
+	if err != nil {
+		return nil, errors.New("invalid task list")
+	}
+	if err := s.validateTaskList(ctx, spaceID, taskListID); err != nil {
+		return nil, err
+	}
+
+	if err := s.ensureDefaultStatuses(ctx, taskListID); err != nil {
+		return nil, err
+	}
+
 	noteLinks, err := toObjectIDs(req.NoteLinks)
 	if err != nil {
 		return nil, err
@@ -234,7 +234,7 @@ func (s *TaskService) CreateTask(ctx context.Context, spaceID, userID bson.Objec
 		return nil, err
 	}
 
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return nil, err
 	}
@@ -252,17 +252,25 @@ func (s *TaskService) CreateTask(ctx context.Context, spaceID, userID bson.Objec
 		if parseErr != nil {
 			return nil, errors.New("invalid task status")
 		}
-		if _, validateErr := s.validateStatus(ctx, spaceID, parsedStatusID); validateErr != nil {
+		if _, validateErr := s.validateStatus(ctx, taskListID, parsedStatusID); validateErr != nil {
 			return nil, validateErr
 		}
 		statusID = parsedStatusID
 	}
 
+	if parentTaskID != nil {
+		parent, parentErr := s.taskRepo.GetTaskByID(ctx, *parentTaskID)
+		if parentErr != nil || parent.SpaceID != spaceID {
+			return nil, errors.New("invalid parent task")
+		}
+		taskListID = parent.TaskListID
+	}
+
 	task := &entities.Task{
 		SpaceID:      spaceID,
 		Title:        strings.TrimSpace(req.Title),
 		Description:  strings.TrimSpace(req.Description),
-		CategoryID:   categoryID,
+		TaskListID:   taskListID,
 		StatusID:     statusID,
 		ParentTaskID: parentTaskID,
 		Depth:        depth,
@@ -291,7 +299,7 @@ func (s *TaskService) GetTaskByID(ctx context.Context, spaceID, taskID, userID b
 		return nil, errors.New("task not found")
 	}
 
-	status, err := s.validateStatus(ctx, spaceID, task.StatusID)
+	status, err := s.validateStatus(ctx, task.TaskListID, task.StatusID)
 	if err != nil {
 		return nil, err
 	}
@@ -318,22 +326,19 @@ func (s *TaskService) GetTaskByID(ctx context.Context, spaceID, taskID, userID b
 func (s *TaskService) ListTasks(
 	ctx context.Context,
 	spaceID, userID bson.ObjectID,
-	categoryID, statusID, parentTaskID *string,
+	taskListID, statusID, parentTaskID *string,
 ) ([]*dto.TaskDTO, error) {
 	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
 		return nil, err
 	}
-	if err := s.ensureDefaultStatuses(ctx, spaceID); err != nil {
-		return nil, err
-	}
 
 	filters := map[string]any{}
-	if categoryID != nil && strings.TrimSpace(*categoryID) != "" {
-		id, err := bson.ObjectIDFromHex(*categoryID)
+	if taskListID != nil && strings.TrimSpace(*taskListID) != "" {
+		id, err := bson.ObjectIDFromHex(*taskListID)
 		if err != nil {
-			return nil, errors.New("invalid category filter")
+			return nil, errors.New("invalid task list filter")
 		}
-		filters["category_id"] = id
+		filters["task_list_id"] = id
 	}
 	if statusID != nil && strings.TrimSpace(*statusID) != "" {
 		id, err := bson.ObjectIDFromHex(*statusID)
@@ -395,23 +400,33 @@ func (s *TaskService) ListTasksLinkedToNote(ctx context.Context, spaceID, noteID
 	if _, err := s.noteRepo.GetNoteByID(ctx, noteID); err != nil {
 		return nil, errors.New("note not found")
 	}
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
-	if err != nil {
-		return nil, err
-	}
-	statusByID := map[bson.ObjectID]*entities.TaskStatus{}
-	for _, status := range statuses {
-		statusByID[status.ID] = status
-	}
 
 	tasks, err := s.taskRepo.ListTasks(ctx, spaceID, map[string]any{"note_links": noteID})
 	if err != nil {
 		return nil, err
 	}
 
+	// Collect statuses per task list
+	statusCache := map[bson.ObjectID]map[bson.ObjectID]*entities.TaskStatus{}
+	getStatus := func(taskListID, statusID bson.ObjectID) *entities.TaskStatus {
+		byID, ok := statusCache[taskListID]
+		if !ok {
+			statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
+			if err != nil {
+				return nil
+			}
+			byID = make(map[bson.ObjectID]*entities.TaskStatus, len(statuses))
+			for _, st := range statuses {
+				byID[st.ID] = st
+			}
+			statusCache[taskListID] = byID
+		}
+		return byID[statusID]
+	}
+
 	result := make([]*dto.TaskWithStatusDTO, 0, len(tasks))
 	for _, task := range tasks {
-		status := statusByID[task.StatusID]
+		status := getStatus(task.TaskListID, task.StatusID)
 		if status == nil {
 			continue
 		}
@@ -453,19 +468,21 @@ func (s *TaskService) UpdateTask(ctx context.Context, spaceID, taskID, userID bs
 		task.Description = strings.TrimSpace(*req.Description)
 	}
 
-	if req.CategoryID != nil {
-		if strings.TrimSpace(*req.CategoryID) == "" {
-			task.CategoryID = nil
-		} else {
-			categoryID, parseErr := bson.ObjectIDFromHex(*req.CategoryID)
-			if parseErr != nil {
-				return nil, errors.New("invalid category")
-			}
-			task.CategoryID = &categoryID
+	if req.TaskListID != nil {
+		if strings.TrimSpace(*req.TaskListID) == "" {
+			return nil, errors.New("task list is required")
 		}
-		if err := s.validateCategory(ctx, spaceID, task.CategoryID); err != nil {
+		taskListID, parseErr := bson.ObjectIDFromHex(*req.TaskListID)
+		if parseErr != nil {
+			return nil, errors.New("invalid task list")
+		}
+		if task.ParentTaskID != nil {
+			return nil, errors.New("subtasks inherit task list from parent")
+		}
+		if err := s.validateTaskList(ctx, spaceID, taskListID); err != nil {
 			return nil, err
 		}
+		task.TaskListID = taskListID
 	}
 
 	if req.ParentTaskID != nil {
@@ -486,6 +503,11 @@ func (s *TaskService) UpdateTask(ctx context.Context, spaceID, taskID, userID bs
 			}
 			task.ParentTaskID = &parentID
 			task.Depth = depth
+			parentTask, parentErr := s.taskRepo.GetTaskByID(ctx, parentID)
+			if parentErr != nil || parentTask.SpaceID != spaceID {
+				return nil, errors.New("invalid parent task")
+			}
+			task.TaskListID = parentTask.TaskListID
 		}
 	}
 
@@ -494,10 +516,10 @@ func (s *TaskService) UpdateTask(ctx context.Context, spaceID, taskID, userID bs
 		if parseErr != nil {
 			return nil, errors.New("invalid status")
 		}
-		if _, err := s.validateStatus(ctx, spaceID, statusID); err != nil {
+		if _, err := s.validateStatus(ctx, task.TaskListID, statusID); err != nil {
 			return nil, err
 		}
-		adjacent, err := s.isAdjacentStatusMove(ctx, spaceID, task.StatusID, statusID)
+		adjacent, err := s.isAdjacentStatusMove(ctx, task.TaskListID, task.StatusID, statusID)
 		if err != nil {
 			return nil, err
 		}
@@ -567,7 +589,7 @@ func (s *TaskService) TransitionTaskStatus(ctx context.Context, spaceID, taskID,
 		return nil, errors.New("task not found")
 	}
 
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, task.TaskListID)
 	if err != nil {
 		return nil, err
 	}
@@ -670,14 +692,155 @@ func (s *TaskService) UnlinkNoteFromTask(ctx context.Context, spaceID, taskID, n
 	return dto.NewTaskDTO(task), nil
 }
 
-func (s *TaskService) ListStatuses(ctx context.Context, spaceID, userID bson.ObjectID) ([]*dto.TaskStatusDTO, error) {
+func (s *TaskService) ListTaskLists(ctx context.Context, spaceID, userID bson.ObjectID) ([]*dto.TaskListDTO, error) {
 	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
 		return nil, err
 	}
-	if err := s.ensureDefaultStatuses(ctx, spaceID); err != nil {
+	lists, err := s.taskListRepo.ListTaskLists(ctx, spaceID)
+	if err != nil {
 		return nil, err
 	}
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	result := make([]*dto.TaskListDTO, 0, len(lists))
+	for _, list := range lists {
+		result = append(result, dto.NewTaskListDTO(list))
+	}
+	return result, nil
+}
+
+func (s *TaskService) CreateTaskList(ctx context.Context, spaceID, userID bson.ObjectID, req *dto.CreateTaskListRequest) (*dto.TaskListDTO, error) {
+	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
+		return nil, err
+	}
+	hasPermission, err := s.hasTaskPermission(ctx, userID, spaceID, "tasks.create")
+	if err != nil {
+		return nil, err
+	}
+	if !hasPermission {
+		return nil, errors.New("insufficient permissions")
+	}
+
+	name := strings.TrimSpace(req.Name)
+	if name == "" {
+		return nil, errors.New("task list name is required")
+	}
+
+	var categoryID *bson.ObjectID
+	if req.CategoryID != nil && strings.TrimSpace(*req.CategoryID) != "" {
+		id, parseErr := bson.ObjectIDFromHex(*req.CategoryID)
+		if parseErr != nil {
+			return nil, errors.New("invalid category")
+		}
+		category, categoryErr := s.categoryRepo.GetCategoryByID(ctx, id)
+		if categoryErr != nil || category.SpaceID != spaceID {
+			return nil, errors.New("invalid category")
+		}
+		categoryID = &id
+	}
+
+	list := &entities.TaskList{
+		SpaceID:     spaceID,
+		CategoryID:  categoryID,
+		Name:        name,
+		Description: strings.TrimSpace(req.Description),
+		CreatedBy:   userID,
+		UpdatedBy:   userID,
+	}
+
+	if err := s.taskListRepo.CreateTaskList(ctx, list); err != nil {
+		return nil, err
+	}
+	return dto.NewTaskListDTO(list), nil
+}
+
+func (s *TaskService) UpdateTaskList(ctx context.Context, spaceID, taskListID, userID bson.ObjectID, req *dto.UpdateTaskListRequest) (*dto.TaskListDTO, error) {
+	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
+		return nil, err
+	}
+	hasPermission, err := s.hasTaskPermission(ctx, userID, spaceID, "tasks.edit")
+	if err != nil {
+		return nil, err
+	}
+	if !hasPermission {
+		return nil, errors.New("insufficient permissions")
+	}
+
+	list, err := s.taskListRepo.GetTaskListByID(ctx, taskListID)
+	if err != nil || list.SpaceID != spaceID {
+		return nil, errors.New("task list not found")
+	}
+
+	if req.Name != nil {
+		name := strings.TrimSpace(*req.Name)
+		if name == "" {
+			return nil, errors.New("task list name is required")
+		}
+		list.Name = name
+	}
+	if req.Description != nil {
+		list.Description = strings.TrimSpace(*req.Description)
+	}
+	if req.CategoryID != nil {
+		if strings.TrimSpace(*req.CategoryID) == "" {
+			list.CategoryID = nil
+		} else {
+			categoryID, parseErr := bson.ObjectIDFromHex(*req.CategoryID)
+			if parseErr != nil {
+				return nil, errors.New("invalid category")
+			}
+			category, categoryErr := s.categoryRepo.GetCategoryByID(ctx, categoryID)
+			if categoryErr != nil || category.SpaceID != spaceID {
+				return nil, errors.New("invalid category")
+			}
+			list.CategoryID = &categoryID
+		}
+	}
+
+	list.UpdatedBy = userID
+	if err := s.taskListRepo.UpdateTaskList(ctx, list); err != nil {
+		return nil, err
+	}
+	return dto.NewTaskListDTO(list), nil
+}
+
+func (s *TaskService) DeleteTaskList(ctx context.Context, spaceID, taskListID, userID bson.ObjectID) error {
+	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
+		return err
+	}
+	hasPermission, err := s.hasTaskPermission(ctx, userID, spaceID, "tasks.delete")
+	if err != nil {
+		return err
+	}
+	if !hasPermission {
+		return errors.New("insufficient permissions")
+	}
+
+	list, err := s.taskListRepo.GetTaskListByID(ctx, taskListID)
+	if err != nil || list.SpaceID != spaceID {
+		return errors.New("task list not found")
+	}
+
+	if err := s.taskRepo.DeleteTasksByTaskListID(ctx, taskListID); err != nil {
+		return err
+	}
+
+	if err := s.taskStatusRepo.DeleteStatusesByTaskListID(ctx, taskListID); err != nil {
+		return err
+	}
+
+	return s.taskListRepo.DeleteTaskList(ctx, taskListID)
+}
+
+func (s *TaskService) ListStatuses(ctx context.Context, spaceID, taskListID, userID bson.ObjectID) ([]*dto.TaskStatusDTO, error) {
+	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
+		return nil, err
+	}
+	if err := s.validateTaskList(ctx, spaceID, taskListID); err != nil {
+		return nil, err
+	}
+	if err := s.ensureDefaultStatuses(ctx, taskListID); err != nil {
+		return nil, err
+	}
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return nil, err
 	}
@@ -688,7 +851,7 @@ func (s *TaskService) ListStatuses(ctx context.Context, spaceID, userID bson.Obj
 	return result, nil
 }
 
-func (s *TaskService) CreateStatus(ctx context.Context, spaceID, userID bson.ObjectID, req *dto.CreateTaskStatusRequest) (*dto.TaskStatusDTO, error) {
+func (s *TaskService) CreateStatus(ctx context.Context, spaceID, taskListID, userID bson.ObjectID, req *dto.CreateTaskStatusRequest) (*dto.TaskStatusDTO, error) {
 	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
 		return nil, err
 	}
@@ -699,16 +862,19 @@ func (s *TaskService) CreateStatus(ctx context.Context, spaceID, userID bson.Obj
 	if !hasPermission {
 		return nil, errors.New("insufficient permissions")
 	}
+	if err := s.validateTaskList(ctx, spaceID, taskListID); err != nil {
+		return nil, err
+	}
 
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return nil, err
 	}
 	status := &entities.TaskStatus{
-		SpaceID: spaceID,
-		Name:    strings.TrimSpace(req.Name),
-		Color:   strings.TrimSpace(req.Color),
-		Order:   len(statuses),
+		TaskListID: taskListID,
+		Name:       strings.TrimSpace(req.Name),
+		Color:      strings.TrimSpace(req.Color),
+		Order:      len(statuses),
 	}
 	if status.Name == "" {
 		return nil, errors.New("status name is required")
@@ -719,7 +885,7 @@ func (s *TaskService) CreateStatus(ctx context.Context, spaceID, userID bson.Obj
 	return dto.NewTaskStatusDTO(status), nil
 }
 
-func (s *TaskService) UpdateStatus(ctx context.Context, spaceID, statusID, userID bson.ObjectID, req *dto.UpdateTaskStatusRequest) (*dto.TaskStatusDTO, error) {
+func (s *TaskService) UpdateStatus(ctx context.Context, spaceID, taskListID, statusID, userID bson.ObjectID, req *dto.UpdateTaskStatusRequest) (*dto.TaskStatusDTO, error) {
 	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
 		return nil, err
 	}
@@ -732,7 +898,7 @@ func (s *TaskService) UpdateStatus(ctx context.Context, spaceID, statusID, userI
 	}
 
 	status, err := s.taskStatusRepo.GetStatusByID(ctx, statusID)
-	if err != nil || status.SpaceID != spaceID {
+	if err != nil || status.TaskListID != taskListID {
 		return nil, errors.New("task status not found")
 	}
 
@@ -747,7 +913,7 @@ func (s *TaskService) UpdateStatus(ctx context.Context, spaceID, statusID, userI
 	return dto.NewTaskStatusDTO(status), nil
 }
 
-func (s *TaskService) DeleteStatus(ctx context.Context, spaceID, statusID, userID bson.ObjectID) error {
+func (s *TaskService) DeleteStatus(ctx context.Context, spaceID, taskListID, statusID, userID bson.ObjectID) error {
 	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
 		return err
 	}
@@ -759,7 +925,7 @@ func (s *TaskService) DeleteStatus(ctx context.Context, spaceID, statusID, userI
 		return errors.New("insufficient permissions")
 	}
 
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return err
 	}
@@ -779,10 +945,10 @@ func (s *TaskService) DeleteStatus(ctx context.Context, spaceID, statusID, userI
 		return err
 	}
 
-	return s.normalizeStatusOrder(ctx, spaceID)
+	return s.normalizeStatusOrder(ctx, taskListID)
 }
 
-func (s *TaskService) ReorderStatuses(ctx context.Context, spaceID, userID bson.ObjectID, orderedStatusIDs []string) ([]*dto.TaskStatusDTO, error) {
+func (s *TaskService) ReorderStatuses(ctx context.Context, spaceID, taskListID, userID bson.ObjectID, orderedStatusIDs []string) ([]*dto.TaskStatusDTO, error) {
 	if err := s.requireSpaceAccess(ctx, userID, spaceID); err != nil {
 		return nil, err
 	}
@@ -793,8 +959,11 @@ func (s *TaskService) ReorderStatuses(ctx context.Context, spaceID, userID bson.
 	if !hasPermission {
 		return nil, errors.New("insufficient permissions")
 	}
+	if err := s.validateTaskList(ctx, spaceID, taskListID); err != nil {
+		return nil, err
+	}
 
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return nil, err
 	}
@@ -816,7 +985,7 @@ func (s *TaskService) ReorderStatuses(ctx context.Context, spaceID, userID bson.
 		}
 		status := statusByID[statusID]
 		if status == nil {
-			return nil, errors.New("status id does not belong to this space")
+			return nil, errors.New("status id does not belong to this task list")
 		}
 		if _, exists := seen[statusID]; exists {
 			return nil, errors.New("duplicate status id in ordered_status_ids")
@@ -847,7 +1016,7 @@ func (s *TaskService) ReorderStatuses(ctx context.Context, spaceID, userID bson.
 		}
 	}
 
-	updatedStatuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+	updatedStatuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return nil, err
 	}
@@ -859,8 +1028,8 @@ func (s *TaskService) ReorderStatuses(ctx context.Context, spaceID, userID bson.
 	return result, nil
 }
 
-func (s *TaskService) normalizeStatusOrder(ctx context.Context, spaceID bson.ObjectID) error {
-	statuses, err := s.taskStatusRepo.ListStatuses(ctx, spaceID)
+func (s *TaskService) normalizeStatusOrder(ctx context.Context, taskListID bson.ObjectID) error {
+	statuses, err := s.taskStatusRepo.ListStatuses(ctx, taskListID)
 	if err != nil {
 		return err
 	}

backend/internal/domain/entities/task.go

@@ -14,7 +14,7 @@ type Task struct {
 	SpaceID      bson.ObjectID   `bson:"space_id"`
 	Title        string          `bson:"title"`
 	Description  string          `bson:"description"`
-	CategoryID   *bson.ObjectID  `bson:"category_id,omitempty"`
+	TaskListID   bson.ObjectID   `bson:"task_list_id"`
 	StatusID     bson.ObjectID   `bson:"status_id"`
 	ParentTaskID *bson.ObjectID  `bson:"parent_task_id,omitempty"`
 	Depth        int             `bson:"depth"`
@@ -25,13 +25,26 @@ type Task struct {
 	UpdatedAt    time.Time       `bson:"updated_at"`
 }
 
-// TaskStatus defines the ordered linear status progression for a space.
+// TaskStatus defines the ordered linear status progression for a task list.
 type TaskStatus struct {
-	ID        bson.ObjectID `bson:"_id,omitempty"`
-	SpaceID   bson.ObjectID `bson:"space_id"`
-	Name      string        `bson:"name"`
-	Color     string        `bson:"color,omitempty"`
-	Order     int           `bson:"order"`
-	CreatedAt time.Time     `bson:"created_at"`
-	UpdatedAt time.Time     `bson:"updated_at"`
+	ID         bson.ObjectID `bson:"_id,omitempty"`
+	TaskListID bson.ObjectID `bson:"task_list_id"`
+	Name       string        `bson:"name"`
+	Color      string        `bson:"color,omitempty"`
+	Order      int           `bson:"order"`
+	CreatedAt  time.Time     `bson:"created_at"`
+	UpdatedAt  time.Time     `bson:"updated_at"`
+}
+
+// TaskList groups tasks under a named list that can be attached to a category.
+type TaskList struct {
+	ID          bson.ObjectID  `bson:"_id,omitempty"`
+	SpaceID     bson.ObjectID  `bson:"space_id"`
+	CategoryID  *bson.ObjectID `bson:"category_id,omitempty"`
+	Name        string         `bson:"name"`
+	Description string         `bson:"description,omitempty"`
+	CreatedBy   bson.ObjectID  `bson:"created_by"`
+	UpdatedBy   bson.ObjectID  `bson:"updated_by"`
+	CreatedAt   time.Time      `bson:"created_at"`
+	UpdatedAt   time.Time      `bson:"updated_at"`
 }

backend/internal/domain/repositories/interfaces.go

@@ -225,15 +225,28 @@ type TaskRepository interface {
 	SearchTasks(ctx context.Context, spaceID bson.ObjectID, query string) ([]*entities.Task, error)
 	UpdateTask(ctx context.Context, task *entities.Task) error
 	DeleteTask(ctx context.Context, id bson.ObjectID) error
+	DeleteTasksByTaskListID(ctx context.Context, taskListID bson.ObjectID) error
 	DeleteTasksBySpaceID(ctx context.Context, spaceID bson.ObjectID) error
 	CountChildren(ctx context.Context, parentTaskID bson.ObjectID) (int64, error)
 }
 
+// TaskListRepository defines task list operations.
+type TaskListRepository interface {
+	CreateTaskList(ctx context.Context, list *entities.TaskList) error
+	GetTaskListByID(ctx context.Context, id bson.ObjectID) (*entities.TaskList, error)
+	ListTaskLists(ctx context.Context, spaceID bson.ObjectID) ([]*entities.TaskList, error)
+	ListTaskListsByCategory(ctx context.Context, spaceID bson.ObjectID, categoryID bson.ObjectID) ([]*entities.TaskList, error)
+	UpdateTaskList(ctx context.Context, list *entities.TaskList) error
+	DeleteTaskList(ctx context.Context, id bson.ObjectID) error
+	DeleteTaskListsBySpaceID(ctx context.Context, spaceID bson.ObjectID) error
+}
+
 // TaskStatusRepository defines task status operations
 type TaskStatusRepository interface {
 	CreateStatus(ctx context.Context, status *entities.TaskStatus) error
 	GetStatusByID(ctx context.Context, id bson.ObjectID) (*entities.TaskStatus, error)
-	ListStatuses(ctx context.Context, spaceID bson.ObjectID) ([]*entities.TaskStatus, error)
+	ListStatuses(ctx context.Context, taskListID bson.ObjectID) ([]*entities.TaskStatus, error)
 	UpdateStatus(ctx context.Context, status *entities.TaskStatus) error
 	DeleteStatus(ctx context.Context, id bson.ObjectID) error
+	DeleteStatusesByTaskListID(ctx context.Context, taskListID bson.ObjectID) error
 }

backend/internal/infrastructure/database/database.go

@@ -16,6 +16,7 @@ type Database struct {
 	MembershipRepo  *MembershipRepository
 	NoteRepo        *NoteRepository
 	CategoryRepo    *CategoryRepository
+	TaskListRepo    *TaskListRepository
 	TaskRepo        *TaskRepository
 	TaskStatusRepo  *TaskStatusRepository
 	RevisionRepo    *NoteRevisionRepository
@@ -49,6 +50,7 @@ func NewDatabase(ctx context.Context, mongoURL string) (*Database, error) {
 		MembershipRepo:  NewMembershipRepository(db),
 		NoteRepo:        NewNoteRepository(db),
 		CategoryRepo:    NewCategoryRepository(db),
+		TaskListRepo:    NewTaskListRepository(db),
 		TaskRepo:        NewTaskRepository(db),
 		TaskStatusRepo:  NewTaskStatusRepository(db),
 		RevisionRepo:    NewNoteRevisionRepository(db),
@@ -87,6 +89,9 @@ func (d *Database) EnsureIndexes(ctx context.Context) error {
 	if err := d.TaskRepo.EnsureIndexes(ctx); err != nil {
 		return err
 	}
+	if err := d.TaskListRepo.EnsureIndexes(ctx); err != nil {
+		return err
+	}
 	if err := d.TaskStatusRepo.EnsureIndexes(ctx); err != nil {
 		return err
 	}

backend/internal/infrastructure/database/task_repository.go

@@ -95,6 +95,11 @@ func (r *TaskRepository) DeleteTask(ctx context.Context, id bson.ObjectID) error
 	return err
 }
 
+func (r *TaskRepository) DeleteTasksByTaskListID(ctx context.Context, taskListID bson.ObjectID) error {
+	_, err := r.collection.DeleteMany(ctx, bson.M{"task_list_id": taskListID})
+	return err
+}
+
 func (r *TaskRepository) DeleteTasksBySpaceID(ctx context.Context, spaceID bson.ObjectID) error {
 	_, err := r.collection.DeleteMany(ctx, bson.M{"space_id": spaceID})
 	return err
@@ -108,13 +113,94 @@ func (r *TaskRepository) EnsureIndexes(ctx context.Context) error {
 	_, err := r.collection.Indexes().CreateMany(ctx, []mongo.IndexModel{
 		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "updated_at", Value: -1}}},
 		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "status_id", Value: 1}}},
-		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "category_id", Value: 1}}},
+		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "task_list_id", Value: 1}}},
 		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "parent_task_id", Value: 1}}},
 		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "note_links", Value: 1}}},
 	})
 	return err
 }
 
+// TaskListRepository implements task list data access.
+type TaskListRepository struct {
+	collection *mongo.Collection
+}
+
+// NewTaskListRepository creates a new task list repository.
+func NewTaskListRepository(db *mongo.Database) *TaskListRepository {
+	return &TaskListRepository{collection: db.Collection("task_lists")}
+}
+
+func (r *TaskListRepository) CreateTaskList(ctx context.Context, list *entities.TaskList) error {
+	list.ID = bson.NewObjectID()
+	list.CreatedAt = time.Now()
+	list.UpdatedAt = time.Now()
+	_, err := r.collection.InsertOne(ctx, list)
+	return err
+}
+
+func (r *TaskListRepository) GetTaskListByID(ctx context.Context, id bson.ObjectID) (*entities.TaskList, error) {
+	var list entities.TaskList
+	err := r.collection.FindOne(ctx, bson.M{"_id": id}).Decode(&list)
+	if err != nil {
+		if err == mongo.ErrNoDocuments {
+			return nil, errors.New("task list not found")
+		}
+		return nil, err
+	}
+	return &list, nil
+}
+
+func (r *TaskListRepository) ListTaskLists(ctx context.Context, spaceID bson.ObjectID) ([]*entities.TaskList, error) {
+	cursor, err := r.collection.Find(ctx, bson.M{"space_id": spaceID}, options.Find().SetSort(bson.D{{Key: "name", Value: 1}}))
+	if err != nil {
+		return nil, err
+	}
+	defer cursor.Close(ctx)
+
+	var lists []*entities.TaskList
+	if err := cursor.All(ctx, &lists); err != nil {
+		return nil, err
+	}
+	return lists, nil
+}
+
+func (r *TaskListRepository) ListTaskListsByCategory(ctx context.Context, spaceID bson.ObjectID, categoryID bson.ObjectID) ([]*entities.TaskList, error) {
+	cursor, err := r.collection.Find(ctx, bson.M{"space_id": spaceID, "category_id": categoryID}, options.Find().SetSort(bson.D{{Key: "name", Value: 1}}))
+	if err != nil {
+		return nil, err
+	}
+	defer cursor.Close(ctx)
+
+	var lists []*entities.TaskList
+	if err := cursor.All(ctx, &lists); err != nil {
+		return nil, err
+	}
+	return lists, nil
+}
+
+func (r *TaskListRepository) UpdateTaskList(ctx context.Context, list *entities.TaskList) error {
+	list.UpdatedAt = time.Now()
+	_, err := r.collection.ReplaceOne(ctx, bson.M{"_id": list.ID}, list)
+	return err
+}
+
+func (r *TaskListRepository) DeleteTaskList(ctx context.Context, id bson.ObjectID) error {
+	_, err := r.collection.DeleteOne(ctx, bson.M{"_id": id})
+	return err
+}
+
+func (r *TaskListRepository) DeleteTaskListsBySpaceID(ctx context.Context, spaceID bson.ObjectID) error {
+	_, err := r.collection.DeleteMany(ctx, bson.M{"space_id": spaceID})
+	return err
+}
+
+func (r *TaskListRepository) EnsureIndexes(ctx context.Context) error {
+	_, err := r.collection.Indexes().CreateMany(ctx, []mongo.IndexModel{
+		{Keys: bson.D{{Key: "space_id", Value: 1}, {Key: "category_id", Value: 1}, {Key: "name", Value: 1}}, Options: options.Index().SetUnique(true)},
+	})
+	return err
+}
+
 // TaskStatusRepository implements task status data access.
 type TaskStatusRepository struct {
 	collection *mongo.Collection
@@ -145,8 +231,8 @@ func (r *TaskStatusRepository) GetStatusByID(ctx context.Context, id bson.Object
 	return &status, nil
 }
 
-func (r *TaskStatusRepository) ListStatuses(ctx context.Context, spaceID bson.ObjectID) ([]*entities.TaskStatus, error) {
-	cursor, err := r.collection.Find(ctx, bson.M{"space_id": spaceID}, options.Find().SetSort(bson.D{{Key: "order", Value: 1}}))
+func (r *TaskStatusRepository) ListStatuses(ctx context.Context, taskListID bson.ObjectID) ([]*entities.TaskStatus, error) {
+	cursor, err := r.collection.Find(ctx, bson.M{"task_list_id": taskListID}, options.Find().SetSort(bson.D{{Key: "order", Value: 1}}))
 	if err != nil {
 		return nil, err
 	}
@@ -170,14 +256,19 @@ func (r *TaskStatusRepository) DeleteStatus(ctx context.Context, id bson.ObjectI
 	return err
 }
 
+func (r *TaskStatusRepository) DeleteStatusesByTaskListID(ctx context.Context, taskListID bson.ObjectID) error {
+	_, err := r.collection.DeleteMany(ctx, bson.M{"task_list_id": taskListID})
+	return err
+}
+
 func (r *TaskStatusRepository) EnsureIndexes(ctx context.Context) error {
 	_, err := r.collection.Indexes().CreateMany(ctx, []mongo.IndexModel{
 		{
-			Keys:    bson.D{{Key: "space_id", Value: 1}, {Key: "name", Value: 1}},
+			Keys:    bson.D{{Key: "task_list_id", Value: 1}, {Key: "name", Value: 1}},
 			Options: options.Index().SetUnique(true),
 		},
 		{
-			Keys:    bson.D{{Key: "space_id", Value: 1}, {Key: "order", Value: 1}},
+			Keys:    bson.D{{Key: "task_list_id", Value: 1}, {Key: "order", Value: 1}},
 			Options: options.Index().SetUnique(true),
 		},
 	})

backend/internal/interfaces/handlers/task_handler.go

@@ -64,15 +64,15 @@ func (h *TaskHandler) ListTasks(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	categoryID := strings.TrimSpace(r.URL.Query().Get("categoryId"))
+	taskListID := strings.TrimSpace(r.URL.Query().Get("taskListId"))
 	statusID := strings.TrimSpace(r.URL.Query().Get("statusId"))
 	parentTaskID := strings.TrimSpace(r.URL.Query().Get("parentTaskId"))
 
-	categoryFilter := &categoryID
+	taskListFilter := &taskListID
 	statusFilter := &statusID
 	parentFilter := &parentTaskID
-	if categoryID == "" {
-		categoryFilter = nil
+	if taskListID == "" {
+		taskListFilter = nil
 	}
 	if statusID == "" {
 		statusFilter = nil
@@ -81,7 +81,7 @@ func (h *TaskHandler) ListTasks(w http.ResponseWriter, r *http.Request) {
 		parentFilter = nil
 	}
 
-	tasks, err := h.taskService.ListTasks(r.Context(), spaceID, userID, categoryFilter, statusFilter, parentFilter)
+	tasks, err := h.taskService.ListTasks(r.Context(), spaceID, userID, taskListFilter, statusFilter, parentFilter)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
@@ -91,6 +91,94 @@ func (h *TaskHandler) ListTasks(w http.ResponseWriter, r *http.Request) {
 	json.NewEncoder(w).Encode(tasks)
 }
 
+func (h *TaskHandler) ListTaskLists(w http.ResponseWriter, r *http.Request) {
+	userID, spaceID, err := parseIDsFromRequest(r)
+	if err != nil {
+		http.Error(w, "invalid request", http.StatusBadRequest)
+		return
+	}
+
+	lists, err := h.taskService.ListTaskLists(r.Context(), spaceID, userID)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(lists)
+}
+
+func (h *TaskHandler) CreateTaskList(w http.ResponseWriter, r *http.Request) {
+	userID, spaceID, err := parseIDsFromRequest(r)
+	if err != nil {
+		http.Error(w, "invalid request", http.StatusBadRequest)
+		return
+	}
+
+	var req dto.CreateTaskListRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		http.Error(w, "invalid request body", http.StatusBadRequest)
+		return
+	}
+
+	list, err := h.taskService.CreateTaskList(r.Context(), spaceID, userID, &req)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusCreated)
+	json.NewEncoder(w).Encode(list)
+}
+
+func (h *TaskHandler) UpdateTaskList(w http.ResponseWriter, r *http.Request) {
+	userID, spaceID, err := parseIDsFromRequest(r)
+	if err != nil {
+		http.Error(w, "invalid request", http.StatusBadRequest)
+		return
+	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
+
+	var req dto.UpdateTaskListRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		http.Error(w, "invalid request body", http.StatusBadRequest)
+		return
+	}
+
+	list, err := h.taskService.UpdateTaskList(r.Context(), spaceID, taskListID, userID, &req)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(list)
+}
+
+func (h *TaskHandler) DeleteTaskList(w http.ResponseWriter, r *http.Request) {
+	userID, spaceID, err := parseIDsFromRequest(r)
+	if err != nil {
+		http.Error(w, "invalid request", http.StatusBadRequest)
+		return
+	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
+
+	if err := h.taskService.DeleteTaskList(r.Context(), spaceID, taskListID, userID); err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+	w.WriteHeader(http.StatusNoContent)
+}
+
 func (h *TaskHandler) SearchTasks(w http.ResponseWriter, r *http.Request) {
 	userID, spaceID, err := parseIDsFromRequest(r)
 	if err != nil {
@@ -292,8 +380,13 @@ func (h *TaskHandler) ListStatuses(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "invalid request", http.StatusBadRequest)
 		return
 	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
 
-	statuses, err := h.taskService.ListStatuses(r.Context(), spaceID, userID)
+	statuses, err := h.taskService.ListStatuses(r.Context(), spaceID, taskListID, userID)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
@@ -309,6 +402,11 @@ func (h *TaskHandler) CreateStatus(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "invalid request", http.StatusBadRequest)
 		return
 	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
 
 	var req dto.CreateTaskStatusRequest
 	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
@@ -316,7 +414,7 @@ func (h *TaskHandler) CreateStatus(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	status, err := h.taskService.CreateStatus(r.Context(), spaceID, userID, &req)
+	status, err := h.taskService.CreateStatus(r.Context(), spaceID, taskListID, userID, &req)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
@@ -333,6 +431,11 @@ func (h *TaskHandler) UpdateStatus(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "invalid request", http.StatusBadRequest)
 		return
 	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
 	statusID, err := bson.ObjectIDFromHex(mux.Vars(r)["statusId"])
 	if err != nil {
 		http.Error(w, "invalid status id", http.StatusBadRequest)
@@ -345,7 +448,7 @@ func (h *TaskHandler) UpdateStatus(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	status, err := h.taskService.UpdateStatus(r.Context(), spaceID, statusID, userID, &req)
+	status, err := h.taskService.UpdateStatus(r.Context(), spaceID, taskListID, statusID, userID, &req)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
@@ -361,13 +464,18 @@ func (h *TaskHandler) DeleteStatus(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "invalid request", http.StatusBadRequest)
 		return
 	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
 	statusID, err := bson.ObjectIDFromHex(mux.Vars(r)["statusId"])
 	if err != nil {
 		http.Error(w, "invalid status id", http.StatusBadRequest)
 		return
 	}
 
-	if err := h.taskService.DeleteStatus(r.Context(), spaceID, statusID, userID); err != nil {
+	if err := h.taskService.DeleteStatus(r.Context(), spaceID, taskListID, statusID, userID); err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
 	}
@@ -380,6 +488,11 @@ func (h *TaskHandler) ReorderStatuses(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "invalid request", http.StatusBadRequest)
 		return
 	}
+	taskListID, err := bson.ObjectIDFromHex(mux.Vars(r)["taskListId"])
+	if err != nil {
+		http.Error(w, "invalid task list id", http.StatusBadRequest)
+		return
+	}
 
 	var req dto.ReorderTaskStatusesRequest
 	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
@@ -387,7 +500,7 @@ func (h *TaskHandler) ReorderStatuses(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	statuses, err := h.taskService.ReorderStatuses(r.Context(), spaceID, userID, req.OrderedStatusIDs)
+	statuses, err := h.taskService.ReorderStatuses(r.Context(), spaceID, taskListID, userID, req.OrderedStatusIDs)
 	if err != nil {
 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return

devops/docker/Dockerfile

@@ -1,15 +1,12 @@
 # Frontend build stage
 FROM node:25-alpine AS frontend-builder
 
-WORKDIR /frontend
+WORKDIR /frontend_new
 
-ARG VITE_API_BASE_URL
-ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
-
-COPY frontend/package*.json ./
+COPY frontend_new/package*.json ./
 RUN npm install
 
-COPY frontend/ .
+COPY frontend_new/ .
 RUN npm run build
 
 # Backend build stage
@@ -35,7 +32,7 @@ RUN apk --no-cache add ca-certificates
 WORKDIR /root/
 
 COPY --from=backend-builder /app/server .
-COPY --from=frontend-builder /frontend/dist ./public
+COPY --from=frontend-builder /frontend_new/out ./public
 
 EXPOSE 8080
 

docker-compose.yml

@@ -36,8 +36,6 @@ services:
     build:
       context: .
       dockerfile: ./devops/docker/Dockerfile
-      args:
-        VITE_API_BASE_URL: ${VITE_API_BASE_URL}
     container_name: notely-app
     ports:
       - "${BACKEND_PORT}:${BACKEND_PORT}"

frontend/.env.example

@@ -1,8 +1,5 @@
 # Frontend Environment Example
 
-# API Base URL (Backend server)
-VITE_API_BASE_URL=http://localhost:8080
-
 # Environment
 VITE_ENV=development
 

frontend/src/assets/styles/main.css

@@ -1,42 +1,70 @@
 :root {
-    --primary-color: #667eea;
-    --secondary-color: #764ba2;
-    --text-color: #333;
-    --bg-color: #f8f9fa;
-    --border-color: #dee2e6;
+    --color-primary: #667eea;
+    --color-primary-strong: #4f46a5;
+    --color-text: #333333;
+    --color-text-muted: #6c757d;
+    --color-bg: #f8f9fa;
+    --color-surface: #ffffff;
+    --color-surface-muted: #f1f3f5;
+    --color-border: #dee2e6;
+    --color-info: #748ffc;
+    --color-code-bg: #353943;
+    --color-code-text: #f9fafb;
+    --color-scroll-track: #f1f1f1;
+    --color-scroll-thumb: #888888;
+    --color-scroll-thumb-hover: #555555;
+
+    --primary-color: var(--color-primary);
+    --secondary-color: var(--color-primary-strong);
+    --text-color: var(--color-text);
+    --bg-color: var(--color-bg);
+    --border-color: var(--color-border);
 }
 
 [data-bs-theme="dark"] {
-    --text-color: #e2e8f0;
-    --bg-color: #1a1d23;
-    --border-color: #3a3f4b;
+    --color-text: #e2e8f0;
+    --color-text-muted: #94a3b8;
+    --color-bg: #1a1d23;
+    --color-surface: #21252e;
+    --color-surface-muted: #2d3748;
+    --color-border: #3a3f4b;
+    --color-info: #7aa2f7;
+    --color-code-bg: #2d3748;
+    --color-code-text: #e2e8f0;
+    --color-scroll-track: #2d3748;
+    --color-scroll-thumb: #4a5568;
+    --color-scroll-thumb-hover: #718096;
+
+    --text-color: var(--color-text);
+    --bg-color: var(--color-bg);
+    --border-color: var(--color-border);
 }
 
 [data-bs-theme="dark"] body {
-    background-color: #1a1d23;
-    color: #e2e8f0;
+    background-color: var(--color-bg);
+    color: var(--color-text);
 }
 
 [data-bs-theme="dark"] .sidebar {
-    background-color: #21252e !important;
-    border-color: #3a3f4b !important;
+    background-color: var(--color-surface) !important;
+    border-color: var(--color-border) !important;
 }
 
 [data-bs-theme="dark"] .toolbar {
-    background-color: #21252e;
-    border-color: #3a3f4b !important;
+    background-color: var(--color-surface);
+    border-color: var(--color-border) !important;
 }
 
 [data-bs-theme="dark"] .main-content {
-    background-color: #1a1d23;
+    background-color: var(--color-bg);
 }
 
 [data-bs-theme="dark"] .markdown-body table {
-    background: #21252e;
+    background: var(--color-surface);
 }
 
 [data-bs-theme="dark"] .markdown-body th {
-    background: #2a2f3a;
+    background: var(--color-surface-muted);
 }
 
 [data-bs-theme="dark"] .markdown-body tr:nth-child(even) td {
@@ -49,8 +77,8 @@
 }
 
 [data-bs-theme="dark"] .markdown-body :not(pre) > code {
-    background: #2d3748;
-    color: #e2e8f0;
+    background: var(--color-surface-muted);
+    color: var(--color-text);
 }
 
 [data-bs-theme="dark"] .markdown-body pre code {
@@ -59,20 +87,20 @@
 }
 
 [data-bs-theme="dark"] .markdown-body pre {
-    background: #2d3748;
-    color: #e2e8f0;
+    background: var(--color-code-bg);
+    color: var(--color-code-text);
 }
 
 [data-bs-theme="dark"] ::-webkit-scrollbar-track {
-    background: #2d3748;
+    background: var(--color-scroll-track);
 }
 
 [data-bs-theme="dark"] ::-webkit-scrollbar-thumb {
-    background: #4a5568;
+    background: var(--color-scroll-thumb);
 }
 
 [data-bs-theme="dark"] ::-webkit-scrollbar-thumb:hover {
-    background: #718096;
+    background: var(--color-scroll-thumb-hover);
 }
 
 * {
@@ -99,7 +127,7 @@ body,
     margin: 1rem 0;
     border-collapse: collapse;
     border-spacing: 0;
-    background: #fff;
+    background: var(--color-surface);
 }
 
 .markdown-body th,
@@ -126,7 +154,7 @@ body,
 .markdown-body blockquote {
     margin: 1rem 0;
     padding: 0.75rem 1rem;
-    border-left: 4px solid #748ffc;
+    border-left: 4px solid var(--color-info);
     background: #f8f9ff;
     color: #334155;
 }
@@ -139,8 +167,8 @@ body,
     margin: 1rem 0;
     padding: 1rem;
     border-radius: 0.75rem;
-    background: #353943;
-    color: #f9fafb;
+    background: var(--color-code-bg);
+    color: var(--color-code-text);
     overflow-x: auto;
 }
 
@@ -155,7 +183,7 @@ body,
     font-size: 0.95em;
     padding: 0.1rem 0.3rem;
     border-radius: 0.35rem;
-    background: #f1f3f5;
+    background: var(--color-surface-muted);
 }
 
 /* Scrollbar styling */
@@ -165,14 +193,14 @@ body,
 }
 
 ::-webkit-scrollbar-track {
-    background: #f1f1f1;
+    background: var(--color-scroll-track);
 }
 
 ::-webkit-scrollbar-thumb {
-    background: #888;
+    background: var(--color-scroll-thumb);
     border-radius: 4px;
 }
 
 ::-webkit-scrollbar-thumb:hover {
-    background: #555;
+    background: var(--color-scroll-thumb-hover);
 }

frontend/src/assets/styles/scoped/App.css

@@ -0,0 +1,254 @@
+.app-container {
+    display: flex;
+    flex-direction: column;
+    height: 100vh;
+    overflow-x: hidden;
+    overflow-y: visible;
+}
+
+.navbar {
+    z-index: 1100;
+    overflow: visible;
+}
+
+.app-navbar {
+    align-items: center;
+}
+
+.navbar-left {
+    min-width: 0;
+}
+
+.navbar-controls {
+    min-width: 0;
+}
+
+.app-brand {
+    white-space: nowrap;
+}
+
+.app-main {
+    flex: 1;
+    overflow: hidden;
+}
+
+.sidebar {
+    width: 280px;
+    overflow-y: auto;
+    flex-shrink: 0;
+    display: flex;
+    flex-direction: column;
+}
+
+.sidebar-content {
+    flex: 1;
+    min-height: 0;
+    overflow-y: auto;
+}
+
+.sidebar-header {
+    border-bottom: 1px solid var(--color-border);
+}
+
+.main-content {
+    display: flex;
+    flex-direction: column;
+    overflow: hidden;
+}
+
+.content {
+    flex: 1;
+    overflow-y: auto;
+}
+
+.breadcrumb-title {
+    font-size: 1rem;
+    color: #495057;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+
+.breadcrumb-link {
+    border: 0;
+    background: transparent;
+    padding: 0;
+    color: var(--color-primary);
+    text-decoration: none;
+    cursor: pointer;
+}
+
+.breadcrumb-link:hover {
+    text-decoration: underline;
+}
+
+.breadcrumb-separator {
+    color: var(--color-text-muted);
+}
+
+.search-box {
+    width: 300px;
+}
+
+.dropdown {
+    position: relative;
+}
+
+.dropdown-menu {
+    z-index: 1200;
+    max-width: min(92vw, 320px);
+}
+
+.dropdown-menu-end {
+    right: 0;
+    left: auto;
+}
+
+.dropdown-menu.show {
+    display: block;
+}
+
+.admin-route-view {
+    flex: 1;
+    min-height: 0;
+    overflow: hidden;
+    display: flex;
+    flex-direction: column;
+    width: 100%;
+    padding: 0;
+}
+
+@media (max-width: 768px) {
+    .app-navbar {
+        display: grid;
+        grid-template-columns: 1fr auto;
+        grid-template-areas:
+            "left user"
+            "space space"
+            "search search";
+        row-gap: 0.5rem;
+        column-gap: 0.5rem;
+        align-items: center;
+    }
+
+    .navbar-left {
+        grid-area: left;
+    }
+
+    .navbar-controls {
+        width: 100%;
+    }
+
+    .nav-user-menu {
+        grid-area: user;
+        justify-self: end;
+    }
+
+    .nav-space-selector {
+        grid-area: space;
+    }
+
+    .nav-space-selector > .btn {
+        width: 100%;
+        text-align: left;
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+    }
+
+    .nav-search {
+        grid-area: search;
+        width: 100%;
+    }
+
+    .nav-search .form-control {
+        width: 100%;
+    }
+
+    .search-box {
+        width: 100%;
+    }
+
+    .app-brand {
+        font-size: 1.5rem;
+    }
+
+    .nav-menu-toggle {
+        padding: 0.35rem 0.55rem;
+    }
+
+    .sidebar-backdrop {
+        position: fixed;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        background-color: rgba(0, 0, 0, 0.5);
+        z-index: 1090;
+    }
+
+    .sidebar {
+        position: fixed;
+        left: 0;
+        bottom: 0;
+        width: 280px;
+        z-index: 1095;
+        transform: translateX(-100%);
+        transition: transform 0.3s ease-in-out;
+        box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
+        overflow-y: auto;
+    }
+
+    .sidebar.open {
+        transform: translateX(0);
+    }
+
+    .toolbar {
+        position: relative;
+        z-index: 0;
+    }
+
+    .action-button {
+        display: inline-flex;
+        align-items: center;
+        justify-content: center;
+    }
+
+    .action-label {
+        display: none;
+    }
+
+    .action-button .mdi {
+        margin-right: 0 !important;
+    }
+
+    .col-auto .action-button {
+        min-width: 2.75rem;
+    }
+
+    .app-main {
+        flex-direction: column;
+    }
+
+    .main-content {
+        width: 100%;
+    }
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .sidebar-header {
+    border-bottom-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .breadcrumb-title {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .breadcrumb-link {
+    color: #7aa2f7;
+}
+
+:root[data-bs-theme="dark"] .breadcrumb-separator {
+    color: #4a5568;
+}
+
+

frontend/src/assets/styles/scoped/components/AdminGroupModal.css

@@ -0,0 +1,5 @@
+@import "./AdminModal.shared.css";
+
+.permissions-textarea {
+    font-family: "Courier New", monospace;
+}

frontend/src/assets/styles/scoped/components/AdminModal.shared.css

@@ -0,0 +1,24 @@
+.admin-modal {
+    z-index: 2000;
+    overflow-y: auto;
+    padding-top: max(0.5rem, env(safe-area-inset-top));
+}
+
+.admin-modal-backdrop {
+    z-index: 1990;
+}
+
+.admin-modal .modal-dialog {
+    margin: 1rem auto;
+}
+
+@media (max-width: 767.98px) {
+    .admin-modal {
+        padding-top: max(0.75rem, env(safe-area-inset-top));
+    }
+
+    .admin-modal .modal-dialog {
+        margin: 0.75rem;
+        max-width: none;
+    }
+}

frontend/src/assets/styles/scoped/components/AdminProviderModal.css

@@ -0,0 +1 @@
+@import "./AdminModal.shared.css";

frontend/src/assets/styles/scoped/components/AdminSpaceModal.css

@@ -0,0 +1,2 @@
+@import "./AdminModal.shared.css";
+

frontend/src/assets/styles/scoped/components/AdminUserModal.css

@@ -0,0 +1 @@
+@import "./AdminModal.shared.css";

frontend/src/assets/styles/scoped/components/CategoryTree.css

@@ -0,0 +1,213 @@
+.category-item {
+    margin-bottom: 0.25rem;
+}
+
+.category-header {
+    display: flex;
+    align-items: center;
+    padding: 0.5rem;
+    cursor: pointer;
+    user-select: none;
+    border-radius: 4px;
+}
+
+.category-header:hover {
+    background-color: #e9ecef;
+}
+
+.expand-icon {
+    width: 20px;
+    text-align: center;
+    font-size: 0.875rem;
+}
+
+.category-name {
+    flex: 1;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+
+.category-actions {
+    position: relative;
+}
+
+.menu-button {
+    border: 0;
+    background: transparent;
+    width: 28px;
+    height: 28px;
+    border-radius: 6px;
+    color: #495057;
+}
+
+.menu-button:hover {
+    background-color: rgba(0, 0, 0, 0.08);
+}
+
+.menu-dropdown {
+    position: absolute;
+    top: 30px;
+    right: 0;
+    min-width: 150px;
+    padding: 0.35rem;
+    background: var(--color-surface);
+    border: 1px solid var(--color-border);
+    border-radius: 0.5rem;
+    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
+    z-index: 5;
+}
+
+.menu-item {
+    display: block;
+    width: 100%;
+    border: 0;
+    background: transparent;
+    text-align: left;
+    padding: 0.45rem 0.6rem;
+    border-radius: 0.35rem;
+}
+
+.menu-item:hover {
+    background-color: #f1f3f5;
+}
+
+.menu-item.danger {
+    color: #c92a2a;
+}
+
+.category-content {
+    padding-left: 1rem;
+}
+
+.note-item {
+    display: flex;
+    align-items: center;
+    padding: 0.5rem;
+    cursor: pointer;
+    border-radius: 4px;
+    font-size: 16px;
+    margin-bottom: 0.25rem;
+}
+
+.task-list-item {
+    display: flex;
+    align-items: center;
+    padding: 0.5rem;
+    cursor: pointer;
+    border-radius: 4px;
+    font-size: 0.95rem;
+    margin-bottom: 0.25rem;
+    color: #2f3d52;
+    background: #f7f9ff;
+    border: 1px solid #d9e3ff;
+}
+
+.task-list-item:hover {
+    background: #e9efff;
+}
+
+.task-list-item span {
+    flex-grow: 1;
+}
+
+.note-item:hover {
+    background-color: #e9ecef;
+}
+
+.note-item span {
+    flex-grow: 1;
+}
+
+.pin-icon {
+    color: #408aca;
+    font-size: 0.9em;
+    flex-shrink: 0;
+}
+
+.featured-icon {
+    color: #f08c00;
+    font-size: 0.9em;
+    flex-shrink: 0;
+}
+
+.note-item.is-pinned {
+    background: #dbf5ff;
+    border: 1px solid #a8d1ff;
+}
+
+.note-item.is-pinned:hover {
+    background: #c5e9ff;
+}
+
+.note-item.is-featured {
+    background: #fff9db;
+    border: 1px solid #ffd8a8;
+}
+
+.note-item.is-featured:hover {
+    background: #fff3c5;
+}
+
+.subcategories {
+    margin-top: 0.25rem;
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .category-header:hover {
+    background-color: var(--color-surface-muted);
+}
+
+:root[data-bs-theme="dark"] .menu-button {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .menu-button:hover {
+    background-color: rgba(255, 255, 255, 0.08);
+}
+
+:root[data-bs-theme="dark"] .menu-dropdown {
+    background: var(--color-surface-muted);
+    border-color: #4a5568;
+    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
+}
+
+:root[data-bs-theme="dark"] .menu-item {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .menu-item:hover {
+    background-color: #374151;
+}
+
+:root[data-bs-theme="dark"] .note-item:hover {
+    background-color: var(--color-surface-muted);
+}
+
+:root[data-bs-theme="dark"] .task-list-item {
+    background: #1f2a44;
+    border-color: #334b7d;
+    color: #bfceef;
+}
+
+:root[data-bs-theme="dark"] .task-list-item:hover {
+    background: #26365b;
+}
+
+:root[data-bs-theme="dark"] .note-item.is-pinned {
+    background: #1a3a5c;
+    border-color: #2d6a9f;
+}
+
+:root[data-bs-theme="dark"] .note-item.is-pinned:hover {
+    background: #1e4470;
+}
+
+:root[data-bs-theme="dark"] .note-item.is-featured {
+    background: #3a2e0a;
+    border-color: #7a5a0a;
+}
+
+:root[data-bs-theme="dark"] .note-item.is-featured:hover {
+    background: #453710;
+}

frontend/src/assets/styles/scoped/components/CreateNoteModal.css

@@ -0,0 +1,12 @@
+.note-flags {
+    display: flex;
+    gap: 1rem;
+    flex-wrap: wrap;
+}
+
+.flag-check {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.45rem;
+}
+

frontend/src/assets/styles/scoped/components/FileExplorer.css

@@ -0,0 +1,64 @@
+.file-explorer {
+    background: var(--color-surface);
+    overflow: hidden;
+}
+
+.file-explorer-header {
+    font-size: 0.8rem;
+    min-height: 36px;
+}
+
+.file-list {
+    max-height: 480px;
+}
+
+.file-item {
+    border-bottom: 1px solid #f0f0f0;
+    cursor: pointer;
+    transition: background 0.1s;
+    color: var(--color-text);
+    line-height: 1.3;
+}
+
+.file-item:last-child {
+    border-bottom: none;
+}
+
+.file-item:hover {
+    background-color: #f0f4ff;
+}
+
+.drag-active {
+    outline: 2px dashed var(--color-primary);
+    outline-offset: -2px;
+}
+
+.btn-delete {
+    opacity: 0;
+    transition: opacity 0.1s;
+}
+
+.file-item:hover .btn-delete {
+    opacity: 1;
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .file-explorer {
+    background: var(--color-surface);
+}
+
+:root[data-bs-theme="dark"] .file-explorer-header {
+    background: var(--color-surface);
+    border-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .file-item {
+    border-bottom-color: var(--color-border);
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .file-item:hover {
+    background-color: var(--color-surface-muted);
+}
+
+

frontend/src/assets/styles/scoped/components/ManageAuthProvidersModal.css

@@ -0,0 +1,92 @@
+.modal-backdrop-custom {
+    position: fixed;
+    inset: 0;
+    background: rgba(15, 23, 42, 0.45);
+    backdrop-filter: blur(2px);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    z-index: 2000;
+    padding: 1.5rem;
+}
+
+.modal-panel {
+    width: min(920px, 100%);
+    max-height: min(92vh, 980px);
+    background: var(--color-surface);
+    border: 1px solid #dbe3ee;
+    border-radius: 14px;
+    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.2);
+    overflow: hidden;
+    display: flex;
+    flex-direction: column;
+}
+
+.provider-modal-header {
+    display: flex;
+    align-items: flex-start;
+    justify-content: space-between;
+    gap: 1rem;
+    padding: 1rem 1.25rem;
+    border-bottom: 1px solid #e5e7eb;
+    background: linear-gradient(180deg, #f8fafc 0%, var(--color-surface) 100%);
+}
+
+.provider-modal-title {
+    margin: 0;
+    font-weight: 600;
+}
+
+.provider-modal-close {
+    flex-shrink: 0;
+}
+
+.provider-modal-body {
+    padding: 1rem 1.25rem 1.25rem;
+    overflow-y: auto;
+    display: flex;
+    flex-direction: column;
+    gap: 1rem;
+}
+
+.provider-section {
+    border: 1px solid #e5e7eb;
+    border-radius: 10px;
+    background: #f8fafc;
+    padding: 0.9rem;
+}
+
+.provider-list {
+    max-height: 220px;
+    overflow: auto;
+}
+
+@media (max-width: 768px) {
+    .modal-backdrop-custom {
+        padding: 0.75rem;
+    }
+
+    .provider-modal-header,
+    .provider-modal-body {
+        padding-left: 0.85rem;
+        padding-right: 0.85rem;
+    }
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .modal-panel {
+    background: var(--color-surface);
+    border-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .provider-modal-header {
+    background: linear-gradient(180deg, #2a2f3a 0%, var(--color-surface) 100%);
+    border-bottom-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .provider-section {
+    background: #2a2f3a;
+    border-color: var(--color-border);
+}
+
+

frontend/src/assets/styles/scoped/components/NoteEditor.css

@@ -0,0 +1,267 @@
+.editor-toolbar {
+    display: flex;
+    gap: 0.5rem;
+    padding-bottom: 1rem;
+    border-bottom: 1px solid var(--color-border);
+}
+
+.save-status {
+    display: inline-flex;
+    align-items: center;
+    font-size: 0.85rem;
+    color: var(--color-text-muted);
+}
+
+.save-status.dirty {
+    color: #b26a00;
+}
+
+.save-status.saving {
+    color: var(--color-primary);
+}
+
+.save-status.saved {
+    color: #2b8a3e;
+}
+
+.editor-textarea {
+    font-family: "Courier New", monospace;
+    min-height: 600px;
+    resize: vertical;
+}
+
+.note-flags {
+    display: flex;
+    gap: 1rem;
+    flex-wrap: wrap;
+}
+
+.flag-check {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.45rem;
+    padding: 0.45rem 0.75rem;
+    border: 1px solid var(--color-border);
+    border-radius: 999px;
+    background: var(--color-bg);
+    margin: 0;
+    cursor: pointer;
+}
+
+.flag-check-input {
+    margin: 0;
+    width: 1.1rem;
+    height: 1.1rem;
+    cursor: pointer;
+}
+
+.flag-check-label {
+    line-height: 1;
+    user-select: none;
+}
+
+.preview-pane {
+    background-color: var(--color-bg);
+    overflow-y: auto;
+    max-height: 600px;
+}
+
+.task-mention-panel {
+    margin-top: 0.45rem;
+    border: 1px solid #dbe4f0;
+    border-radius: 10px;
+    background: #fbfdff;
+    padding: 0.5rem;
+    max-height: 220px;
+    overflow-y: auto;
+}
+
+.task-mention-option {
+    width: 100%;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    border: 0;
+    background: transparent;
+    padding: 0.35rem 0.45rem;
+    border-radius: 6px;
+    text-align: left;
+}
+
+.task-mention-option:hover {
+    background: #eef3ff;
+}
+
+.task-picker {
+    background: var(--color-surface);
+    min-height: 300px;
+    display: flex;
+    flex-direction: column;
+    overflow: hidden;
+}
+
+.task-picker-header {
+    background: var(--color-bg);
+    min-height: 34px;
+}
+
+.task-picker-search {
+    background: var(--color-surface);
+}
+
+.task-picker-list {
+    overflow-y: auto;
+    max-height: 520px;
+    padding: 0.25rem;
+}
+
+.task-picker-item {
+    width: 100%;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    border: 0;
+    background: transparent;
+    border-radius: 8px;
+    padding: 0.35rem 0.45rem;
+    text-align: left;
+    gap: 0.4rem;
+    color: var(--color-text);
+}
+
+.task-picker-item:hover {
+    background: #eef3ff;
+}
+
+.task-picker-title {
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+
+.task-picker-empty {
+    padding: 0.7rem;
+}
+
+.task-picker-item small {
+    font-size: 0.7rem;
+    color: #6b7280;
+}
+
+.task-picker .btn-link {
+    text-decoration: none;
+}
+
+.task-picker-item {
+    flex-wrap: wrap;
+}
+
+.markdown-body :deep(.task-inline-link) {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.35rem;
+    padding: 0.18rem 0.5rem;
+    border-radius: 999px;
+    border: 1px solid #c7d8ff;
+    background: #eef4ff;
+    color: #2c4ea3;
+    font-weight: 600;
+    text-decoration: none;
+}
+
+.markdown-body :deep(.task-inline-title) {
+    line-height: 1;
+}
+
+.markdown-body :deep(.task-inline-status) {
+    line-height: 1;
+    font-size: 0.72rem;
+    font-weight: 700;
+    border-radius: 999px;
+    padding: 0.16rem 0.42rem;
+    border: 1px solid color-mix(in srgb, var(--task-status-color, #5c7bd9) 60%, var(--color-surface) 40%);
+    background: color-mix(in srgb, var(--task-status-color, #5c7bd9) 18%, var(--color-surface) 82%);
+    color: color-mix(in srgb, var(--task-status-color, #5c7bd9) 72%, #0f172a 28%);
+}
+
+.markdown-body :deep(.task-inline-link:hover) {
+    background: #dfeaff;
+    border-color: #aac4ff;
+}
+
+.markdown-body :deep(.task-inline-link i) {
+    font-size: 0.9rem;
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .editor-toolbar {
+    border-bottom-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .flag-check {
+    background: var(--color-surface-muted);
+    border-color: #4a5568;
+}
+
+:root[data-bs-theme="dark"] .preview-pane {
+    background-color: var(--color-surface);
+}
+
+:root[data-bs-theme="dark"] .task-mention-panel {
+    border-color: #3a4558;
+    background: #1f2733;
+}
+
+:root[data-bs-theme="dark"] .task-mention-option:hover {
+    background: #2b3646;
+}
+
+:root[data-bs-theme="dark"] .task-picker {
+    border-color: var(--color-border) !important;
+    background: var(--color-surface);
+}
+
+:root[data-bs-theme="dark"] .task-picker-header {
+    background: var(--color-surface);
+    border-bottom-color: var(--color-border) !important;
+}
+
+:root[data-bs-theme="dark"] .task-picker-search {
+    background: var(--color-surface);
+    border-bottom-color: var(--color-border) !important;
+}
+
+:root[data-bs-theme="dark"] .task-picker-search .form-control {
+    background: #1f2430;
+    border-color: var(--color-border);
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .task-picker-item {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .task-picker-item:hover {
+    background: var(--color-surface-muted);
+}
+
+:root[data-bs-theme="dark"] .task-picker-item small {
+    color: #a8b4c7;
+}
+
+:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link) {
+    border-color: #35508b;
+    background: #1b2a4a;
+    color: #9ec0ff;
+}
+
+:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link:hover) {
+    background: #22345c;
+    border-color: #4566ad;
+}
+
+:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-status) {
+    border-color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 65%, #1e293b 35%);
+    background: color-mix(in srgb, var(--task-status-color, #7aa2f7) 26%, #111827 74%);
+    color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 70%, #dbeafe 30%);
+}

frontend/src/assets/styles/scoped/components/NoteViewer.css

@@ -0,0 +1,168 @@
+.note-viewer {
+    max-width: 900px;
+}
+
+.note-meta {
+    padding-bottom: 1rem;
+    border-bottom: 1px solid #e9ecef;
+}
+
+.meta-grid {
+    display: flex;
+    gap: 1rem;
+    flex-wrap: wrap;
+}
+
+.tag-chip {
+    display: inline-flex;
+    align-items: center;
+    padding: 0.2rem 0.55rem;
+    border-radius: 999px;
+    background: #eef2ff;
+    color: #364fc7;
+    font-size: 0.8rem;
+}
+
+.state-chip {
+    display: inline-flex;
+    align-items: center;
+    padding: 0.25rem 0.6rem;
+    border-radius: 999px;
+    font-size: 0.8rem;
+    font-weight: 600;
+}
+
+.pinned-chip {
+    color: #005f8f;
+    background: #dbf5ff;
+    border: 1px solid #a8d1ff;
+}
+
+.featured-chip {
+    color: #8d7619;
+    border: 1px solid #ffd8a8;
+    background: #fff9db;
+}
+
+.public-chip {
+    color: #0c5460;
+    border: 1px solid #a5d8ff;
+    background: #e7f5ff;
+}
+
+.private-chip {
+    color: #5f3dc4;
+    border: 1px solid #d0bfff;
+    background: #f3f0ff;
+}
+.protected-chip {
+    color: #7f5539;
+    border: 1px solid #e0c3a6;
+    background: #fff4e6;
+}
+
+.markdown-body :deep(.task-inline-link) {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.35rem;
+    padding: 0.18rem 0.5rem;
+    border-radius: 999px;
+    border: 1px solid #c7d8ff;
+    background: #eef4ff;
+    color: #2c4ea3;
+    font-weight: 600;
+    text-decoration: none;
+}
+
+.markdown-body :deep(.task-inline-title) {
+    line-height: 1;
+}
+
+.markdown-body :deep(.task-inline-status) {
+    line-height: 1;
+    font-size: 0.72rem;
+    font-weight: 700;
+    border-radius: 999px;
+    padding: 0.16rem 0.42rem;
+    border: 1px solid color-mix(in srgb, var(--task-status-color, #5c7bd9) 60%, var(--color-surface) 40%);
+    background: color-mix(in srgb, var(--task-status-color, #5c7bd9) 18%, var(--color-surface) 82%);
+    color: color-mix(in srgb, var(--task-status-color, #5c7bd9) 72%, #0f172a 28%);
+}
+
+.markdown-body :deep(.task-inline-link:hover) {
+    background: #dfeaff;
+    border-color: #aac4ff;
+}
+
+.markdown-body :deep(.task-inline-link i) {
+    font-size: 0.9rem;
+}
+
+.markdown-body :deep(h1),
+.markdown-body :deep(h2),
+.markdown-body :deep(h3) {
+    margin-top: 1.5rem;
+    margin-bottom: 0.75rem;
+}
+
+.markdown-body :deep(p),
+.markdown-body :deep(li) {
+    line-height: 1.7;
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .note-meta {
+    border-bottom-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .tag-chip {
+    background: #1e2d5f;
+    color: #93b4ff;
+}
+
+:root[data-bs-theme="dark"] .pinned-chip {
+    color: #7dd3fc;
+    background: #1a3a5c;
+    border-color: #2d6a9f;
+}
+
+:root[data-bs-theme="dark"] .featured-chip {
+    color: #fbbf24;
+    background: #3a2e0a;
+    border-color: #7a5a0a;
+}
+
+:root[data-bs-theme="dark"] .public-chip {
+    color: #67e8f9;
+    background: #0c2a3a;
+    border-color: #1d6a7a;
+}
+
+:root[data-bs-theme="dark"] .private-chip {
+    color: #c4b5fd;
+    background: #2d1f5e;
+    border-color: #5b3f9a;
+}
+
+:root[data-bs-theme="dark"] .protected-chip {
+    color: #fdba74;
+    background: #3a1f0a;
+    border-color: #7a4f1a;
+}
+
+:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link) {
+    border-color: #35508b;
+    background: #1b2a4a;
+    color: #9ec0ff;
+}
+
+:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link:hover) {
+    background: #22345c;
+    border-color: #4566ad;
+}
+
+:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-status) {
+    border-color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 65%, #1e293b 35%);
+    background: color-mix(in srgb, var(--task-status-color, #7aa2f7) 26%, #111827 74%);
+    color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 70%, #dbeafe 30%);
+}

frontend/src/assets/styles/scoped/components/SearchResultsPage.css

@@ -0,0 +1,100 @@
+.search-results-page {
+    max-width: 1200px;
+    margin: 0 auto;
+}
+
+.search-results-header {
+    margin-bottom: 1.5rem;
+}
+
+.search-results-header h2 {
+    margin: 0;
+    font-size: 1.5rem;
+    color: #223149;
+}
+
+.search-meta {
+    margin: 0.35rem 0 0;
+    color: #5b6f8b;
+}
+
+.pagination-bar {
+    margin-top: 1.25rem;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 0.85rem;
+}
+
+.page-indicator {
+    color: #4f637d;
+    font-weight: 600;
+}
+
+.empty-state {
+    min-height: 48vh;
+    border: 1px dashed #cfdae9;
+    border-radius: 14px;
+    background: radial-gradient(circle at 20% 20%, #f2f9ff 0%, #edf2ff 70%);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    text-align: center;
+    padding: 2rem 1rem;
+}
+
+.empty-state-icon {
+    font-size: 4.2rem;
+    color: #60789a;
+    margin-bottom: 0.6rem;
+}
+
+.empty-state h3 {
+    margin: 0;
+    color: #223149;
+}
+
+.empty-state p {
+    margin: 0.6rem 0 0;
+    color: #5b6f8b;
+    max-width: 500px;
+}
+
+@media (max-width: 768px) {
+    .pagination-bar {
+        flex-direction: column;
+    }
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .search-results-header h2 {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .search-meta {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .page-indicator {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .empty-state {
+    border-color: var(--color-border);
+    background: radial-gradient(circle at 20% 20%, #1a2035 0%, #1e2430 70%);
+}
+
+:root[data-bs-theme="dark"] .empty-state h3 {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .empty-state p {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .empty-state-icon {
+    color: #4a6fa5;
+}
+
+

frontend/src/assets/styles/scoped/components/TaskBoard.css

@@ -0,0 +1,383 @@
+.task-board {
+    display: flex;
+    flex-direction: column;
+    gap: 1rem;
+}
+
+.task-board-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    gap: 1rem;
+}
+
+.task-filters {
+    display: grid;
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+    gap: 0.75rem;
+}
+
+.status-lane {
+    border: 1px solid #d9e2ec;
+    border-radius: 12px;
+    padding: 0.75rem;
+    background: linear-gradient(180deg, #fcfdff 0%, #f5f8fc 100%);
+}
+
+.lane-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    margin-bottom: 0.5rem;
+}
+
+.status-list {
+    display: flex;
+    flex-direction: column;
+    gap: 0.45rem;
+}
+
+.status-item {
+    display: flex;
+    align-items: center;
+    gap: 0.55rem;
+    padding: 0.4rem 0.45rem;
+    border-radius: 8px;
+    background: var(--color-surface);
+    border: 1px solid #e4e9f0;
+    cursor: grab;
+}
+
+.status-item.is-drag-over {
+    border-color: #7aa2f7;
+    background: #eef3ff;
+}
+
+.drag-handle {
+    color: #74839a;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.status-dot {
+    width: 10px;
+    height: 10px;
+    border-radius: 999px;
+}
+
+.status-name {
+    flex: 1;
+    font-weight: 600;
+}
+
+.status-actions {
+    display: inline-flex;
+    gap: 0.35rem;
+}
+
+.task-status-groups {
+    display: flex;
+    flex-direction: column;
+    gap: 1rem;
+}
+
+.status-group {
+    border: 1px solid #dbe4f0;
+    border-radius: 12px;
+    overflow: visible;
+    background: var(--color-surface);
+}
+
+.status-group-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    border-left: 6px solid transparent;
+    background: #f8fbff;
+    border-bottom: 1px solid #edf2f8;
+    padding: 0.65rem 0.85rem;
+}
+
+.status-group-title-wrap {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.5rem;
+}
+
+.status-group-title {
+    font-weight: 700;
+    text-transform: uppercase;
+    letter-spacing: 0.02em;
+}
+
+.status-group-dot {
+    width: 10px;
+    height: 10px;
+    border-radius: 999px;
+}
+
+.status-group-count {
+    color: #5f6f87;
+    font-weight: 600;
+}
+
+.status-empty {
+    padding: 0.75rem 0.85rem;
+    color: #7a8799;
+    font-size: 0.9rem;
+}
+
+.task-tree-row {
+    border-bottom: 1px solid #edf2f8;
+}
+
+.task-tree-row:last-child {
+    border-bottom: 0;
+}
+
+.task-tree-row.level-1 .task-row {
+    padding-left: 2.1rem;
+}
+
+.task-tree-row.level-2 .task-row {
+    padding-left: 3.5rem;
+}
+
+.task-row {
+    width: 100%;
+    display: grid;
+    grid-template-columns: 28px 1fr auto;
+    gap: 0.65rem;
+    align-items: center;
+    border: 0;
+    background: var(--color-surface);
+    text-align: left;
+    padding: 0.7rem 0.85rem;
+}
+
+.task-row:hover {
+    background: #f4f8ff;
+}
+
+.status-group-header {
+    border-top-left-radius: 12px;
+    border-top-right-radius: 12px;
+}
+
+.status-group > .task-tree-row:last-child .task-row,
+.status-group > .task-tree-row:last-child > div > .task-tree-row:last-child .task-row,
+.status-group > .task-tree-row:last-child > div > .task-tree-row:last-child > div > .task-tree-row:last-child .task-row {
+    border-bottom-left-radius: 12px;
+    border-bottom-right-radius: 12px;
+}
+
+.tree-toggle {
+    width: 1.25rem;
+    color: #5f6f87;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    border: 0;
+    background: transparent;
+    padding: 0;
+}
+
+.task-main {
+    display: flex;
+    flex-direction: column;
+    min-width: 0;
+}
+
+.task-main strong,
+.task-main small {
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+
+.task-status-menu {
+    position: relative;
+    display: inline-flex;
+}
+
+.status-trigger {
+    width: 28px;
+    height: 28px;
+    border: 0;
+    background: transparent;
+    border-radius: 999px;
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    cursor: pointer;
+}
+
+.status-trigger:hover {
+    background: #eef3f9;
+}
+
+.status-trigger-dot {
+    width: 14px;
+    height: 14px;
+    border: 2px solid var(--color-surface);
+    box-shadow: 0 0 0 1px rgba(67, 81, 98, 0.25);
+    border-radius: 999px;
+}
+
+.status-popup {
+    position: absolute;
+    right: 0;
+    top: calc(100% + 0.3rem);
+    min-width: 190px;
+    background: #151a22;
+    border: 1px solid #2a3343;
+    border-radius: 10px;
+    box-shadow: 0 12px 28px rgba(5, 9, 15, 0.35);
+    padding: 0.35rem;
+    z-index: 40;
+}
+
+.status-option {
+    width: 100%;
+    border: 0;
+    border-radius: 8px;
+    background: transparent;
+    color: #e8edf5;
+    display: grid;
+    grid-template-columns: 14px 1fr auto;
+    align-items: center;
+    gap: 0.55rem;
+    padding: 0.45rem 0.5rem;
+    text-align: left;
+}
+
+.status-option:hover,
+.status-option.selected {
+    background: rgba(255, 255, 255, 0.09);
+}
+
+.status-option-dot {
+    width: 14px;
+    height: 14px;
+    border-radius: 999px;
+    border: 2px solid;
+    background: transparent;
+}
+
+.status-option-label {
+    font-size: 0.86rem;
+    letter-spacing: 0.02em;
+    text-transform: uppercase;
+    font-weight: 600;
+}
+
+.status-option-check {
+    color: #e8edf5;
+    font-size: 0.95rem;
+}
+
+.empty-state {
+    padding: 1rem;
+    color: var(--color-text-muted);
+}
+
+.status-color-row {
+    display: grid;
+    grid-template-columns: auto 1fr;
+    gap: 0.5rem;
+    align-items: center;
+}
+
+@media (max-width: 900px) {
+    .task-filters {
+        grid-template-columns: 1fr;
+    }
+
+    .task-row {
+        grid-template-columns: 24px minmax(0, 1fr) auto;
+        gap: 0.5rem;
+    }
+
+    .status-popup {
+        right: -0.2rem;
+        min-width: 170px;
+    }
+}
+
+/* ── Dark mode ── */
+:root[data-bs-theme="dark"] .status-lane {
+    background: linear-gradient(180deg, #1e2330 0%, #1a1d27 100%);
+    border-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .status-item {
+    background: #252b38;
+    border-color: var(--color-border);
+    color: #c8d3e6;
+}
+
+:root[data-bs-theme="dark"] .status-item.is-drag-over {
+    border-color: #7aa2f7;
+    background: #1e2d4a;
+}
+
+:root[data-bs-theme="dark"] .drag-handle {
+    color: #5f6f87;
+}
+
+:root[data-bs-theme="dark"] .status-group {
+    background: #1e2230;
+    border-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .status-group-header {
+    background: #232840;
+    border-bottom-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .status-group-title {
+    color: #c8d3e6;
+}
+
+:root[data-bs-theme="dark"] .status-group-count {
+    color: #7a8fa8;
+}
+
+:root[data-bs-theme="dark"] .status-empty {
+    color: #5f6f87;
+}
+
+:root[data-bs-theme="dark"] .task-tree-row {
+    border-bottom-color: #2e3444;
+}
+
+:root[data-bs-theme="dark"] .task-row {
+    background: #1e2230;
+    color: #c8d3e6;
+}
+
+:root[data-bs-theme="dark"] .task-row:hover {
+    background: #252d40;
+}
+
+:root[data-bs-theme="dark"] .tree-toggle {
+    color: #7a8fa8;
+}
+
+:root[data-bs-theme="dark"] .task-main small {
+    color: #7a8fa8;
+}
+
+:root[data-bs-theme="dark"] .status-trigger:hover {
+    background: #2e3448;
+}
+
+:root[data-bs-theme="dark"] .status-trigger-dot {
+    border-color: #1e2230;
+    box-shadow: 0 0 0 1px rgba(180, 195, 220, 0.2);
+}
+
+:root[data-bs-theme="dark"] .empty-state {
+    color: #7a8fa8;
+}

frontend/src/assets/styles/scoped/components/TaskDetailModal.css

@@ -0,0 +1,61 @@
+.status-progress {
+    display: flex;
+    flex-direction: column;
+    gap: 0.45rem;
+}
+
+.progress-step {
+    display: flex;
+    align-items: center;
+    gap: 0.45rem;
+    color: #627086;
+}
+
+.progress-step.current {
+    color: #0f172a;
+    font-weight: 700;
+}
+
+.progress-step.done {
+    color: #1f7a4d;
+}
+
+.dot {
+    width: 12px;
+    height: 12px;
+    border-radius: 999px;
+    border: 2px solid;
+}
+
+.subtask-row {
+    width: 100%;
+    margin-top: 0.35rem;
+    border: 1px solid #dbe4f0;
+    border-radius: 8px;
+    background: #f8fbff;
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 0.35rem 0.5rem;
+}
+
+/* ── Dark mode ── */
+:root[data-bs-theme="dark"] .progress-step {
+    color: #7a8fa8;
+}
+
+:root[data-bs-theme="dark"] .progress-step.current {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .progress-step.done {
+    color: #4ade80;
+}
+
+:root[data-bs-theme="dark"] .subtask-row {
+    background: #252b38;
+    border-color: var(--color-border);
+    color: #c8d3e6;
+}
+
+

frontend/src/assets/styles/scoped/components/WorkspaceList.css

@@ -0,0 +1,220 @@
+.workspace-list {
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
+    gap: 1rem;
+}
+
+.empty-workspace-state {
+    grid-column: 1 / -1;
+    min-height: 48vh;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    text-align: center;
+    border: 1px dashed #cfd6e4;
+    border-radius: 14px;
+    background: linear-gradient(180deg, #f8f9fc 0%, #eef3fb 100%);
+    padding: 2rem 1.5rem;
+}
+
+.empty-workspace-icon {
+    font-size: 5.25rem;
+    line-height: 1;
+    color: #60789a;
+    margin-bottom: 0.85rem;
+}
+
+.empty-workspace-title {
+    margin: 0;
+    color: #23364f;
+    font-size: 1.8rem;
+    font-weight: 700;
+}
+
+.empty-workspace-message {
+    margin: 0.75rem 0 0;
+    max-width: 460px;
+    color: #4f637d;
+    font-size: 1.05rem;
+}
+
+.content-card {
+    border: 1px solid var(--color-border);
+    border-radius: 8px;
+    padding: 1rem;
+    cursor: pointer;
+    transition: all 0.3s ease;
+    background: var(--color-surface);
+}
+
+.content-card:hover {
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
+    transform: translateY(-2px);
+}
+
+.content-title {
+    margin-bottom: 0.5rem;
+    color: var(--color-text);
+    display: flex;
+    align-items: center;
+    gap: 0.3rem;
+}
+
+.content-preview {
+    color: #666;
+    margin-bottom: 0.5rem;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+}
+
+.pin-icon {
+    color: #408aca;
+    font-size: 0.9em;
+    flex-shrink: 0;
+}
+
+.featured-icon {
+    color: #f08c00;
+    font-size: 0.95em;
+    flex-shrink: 0;
+}
+
+.list-icon {
+    color: #5568a8;
+    font-size: 1rem;
+    flex-shrink: 0;
+}
+
+.content-card.is-pinned {
+    background: #dbf5ff;
+    border-color: #a8d1ff;
+}
+
+.content-card.is-featured {
+    border-color: #ffd8a8;
+    background: #fff9db;
+}
+
+.content-card.is-task-list {
+    border-color: #d9e3ff;
+    background: #f7f9ff;
+}
+
+.list-footer {
+    grid-column: 1 / -1;
+    display: flex;
+    justify-content: center;
+    margin-top: 0.5rem;
+}
+
+.workspace-list--list {
+    display: flex;
+    flex-direction: column;
+    gap: 0.4rem;
+}
+
+.workspace-list--list .content-card {
+    display: flex;
+    align-items: center;
+    gap: 1rem;
+    padding: 0.6rem 1rem;
+    border-radius: 6px;
+}
+
+.workspace-list--list .content-card:hover {
+    transform: none;
+    box-shadow: none;
+    background-color: #eef2ff;
+    border-color: var(--color-primary);
+    border-left: 3px solid var(--color-primary);
+}
+
+.workspace-list--list .content-title {
+    flex: 0 0 220px;
+    margin-bottom: 0;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+
+.workspace-list--list .content-preview {
+    flex: 1;
+    margin-bottom: 0;
+}
+
+.workspace-list--list .content-card > small {
+    flex: 0 0 auto;
+    white-space: nowrap;
+}
+
+@media (max-width: 768px) {
+    .empty-workspace-state {
+        min-height: 40vh;
+        padding: 1.5rem 1rem;
+    }
+
+    .empty-workspace-icon {
+        font-size: 4.3rem;
+    }
+
+    .empty-workspace-title {
+        font-size: 1.45rem;
+    }
+}
+
+:root[data-bs-theme="dark"] .empty-workspace-state {
+    border-color: var(--color-border);
+    background: linear-gradient(180deg, #1e2430 0%, var(--color-surface) 100%);
+}
+
+:root[data-bs-theme="dark"] .empty-workspace-title {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .empty-workspace-message {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .content-card {
+    border-color: var(--color-border);
+    background-color: var(--color-surface);
+}
+
+:root[data-bs-theme="dark"] .content-card:hover {
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
+}
+
+:root[data-bs-theme="dark"] .workspace-list--list .content-card:hover {
+    background-color: #2a2f3a;
+    border-color: #7aa2f7;
+    border-left-color: #7aa2f7;
+}
+
+:root[data-bs-theme="dark"] .content-title {
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .content-preview {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .content-card.is-pinned {
+    background: #1a3a5c;
+    border-color: #2d6a9f;
+}
+
+:root[data-bs-theme="dark"] .content-card.is-featured {
+    background: #3a2e0a;
+    border-color: #7a5a0a;
+}
+
+:root[data-bs-theme="dark"] .content-card.is-task-list {
+    background: #1f2a44;
+    border-color: #334b7d;
+}
+
+:root[data-bs-theme="dark"] .list-icon {
+    color: #bfceef;
+}

frontend/src/assets/styles/scoped/pages/Admin.css

@@ -0,0 +1,234 @@
+.admin-page {
+    width: 100%;
+    max-width: none;
+    margin: 0;
+    padding: 0;
+    display: flex;
+    flex-direction: column;
+    flex: 1;
+    min-height: 0;
+    overflow: hidden;
+}
+
+.admin-topbar {
+    flex-wrap: wrap;
+    padding: 1rem;
+    border-bottom: 1px solid var(--color-border);
+}
+
+.admin-shell {
+    display: flex;
+    flex: 1;
+    min-height: 0;
+    gap: 0;
+    overflow: hidden;
+}
+
+.admin-sidebar {
+    width: 280px;
+    flex-shrink: 0;
+    background: var(--color-bg);
+    border-right: 1px solid var(--color-border);
+}
+
+.admin-sidebar-inner {
+    padding: 0.75rem;
+}
+
+.admin-nav .nav-link {
+    border-radius: 0.6rem;
+    color: #495057;
+    font-weight: 500;
+}
+
+.admin-nav .nav-link:hover {
+    background: #eef2f7;
+    color: #212529;
+}
+
+.admin-nav .nav-link.active {
+    background: #212529;
+    color: var(--color-surface);
+}
+
+.admin-content {
+    flex: 1;
+    min-width: 0;
+    min-height: 0;
+    overflow-y: auto;
+    padding: 1rem;
+}
+
+.admin-section {
+    border-radius: 12px;
+}
+
+.users-list .list-group-item {
+    padding: 1rem;
+}
+
+.user-row {
+    display: flex;
+    gap: 1rem;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.user-row-main {
+    flex: 1;
+    min-width: 0;
+}
+
+.user-row-actions {
+    flex-shrink: 0;
+}
+
+.user-actions-stack {
+    flex-wrap: wrap;
+    justify-content: flex-end;
+}
+
+.user-name-line {
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+    margin-bottom: 0.6rem;
+}
+
+.user-name {
+    font-size: 1.1rem;
+}
+
+.user-meta-grid {
+    display: grid;
+    grid-template-columns: repeat(3, minmax(0, 1fr));
+    gap: 0.75rem 1.25rem;
+}
+
+.user-meta-label {
+    font-size: 0.75rem;
+    text-transform: uppercase;
+    letter-spacing: 0.04em;
+    color: var(--color-text-muted);
+    margin-bottom: 0.1rem;
+}
+
+.user-meta-value {
+    color: #495057;
+    overflow-wrap: anywhere;
+}
+
+.user-meta-item-groups {
+    grid-column: span 1;
+}
+
+@media (max-width: 991.98px) {
+    .user-meta-grid {
+        grid-template-columns: repeat(2, minmax(0, 1fr));
+    }
+
+    .user-meta-item-groups {
+        grid-column: 1 / -1;
+    }
+}
+
+@media (max-width: 767.98px) {
+    .admin-shell {
+        display: block;
+        min-height: auto;
+    }
+
+    .admin-topbar {
+        padding: 0.75rem;
+    }
+
+    .admin-content {
+        padding: 0.75rem;
+    }
+
+    .admin-sidebar-backdrop {
+        position: fixed;
+        left: 0;
+        right: 0;
+        top: 0;
+        bottom: 0;
+        background: rgba(0, 0, 0, 0.45);
+        z-index: 1400;
+    }
+
+    .admin-sidebar {
+        position: fixed;
+        top: 0;
+        left: 0;
+        bottom: 0;
+        width: min(82vw, 320px);
+        z-index: 1410;
+        transform: translateX(-100%);
+        transition: transform 0.25s ease;
+        border-right: 1px solid var(--color-border);
+    }
+
+    .admin-sidebar-inner {
+        padding: 0.75rem;
+    }
+
+    .admin-sidebar.open {
+        transform: translateX(0);
+    }
+
+    .user-row {
+        flex-direction: column;
+        align-items: stretch;
+    }
+
+    .user-row-actions {
+        width: 100%;
+    }
+
+    .user-row-actions .btn {
+        width: 100%;
+    }
+
+    .user-actions-stack {
+        flex-direction: column;
+    }
+
+    .user-meta-grid {
+        grid-template-columns: 1fr;
+        gap: 0.65rem;
+    }
+}
+
+/* Dark mode overrides */
+:root[data-bs-theme="dark"] .admin-topbar {
+    border-bottom-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .admin-sidebar {
+    background: var(--color-surface);
+    border-right-color: var(--color-border);
+}
+
+:root[data-bs-theme="dark"] .admin-nav .nav-link {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .admin-nav .nav-link:hover {
+    background: var(--color-surface-muted);
+    color: var(--color-text);
+}
+
+:root[data-bs-theme="dark"] .admin-nav .nav-link.active {
+    background: var(--color-text);
+    color: #1a1d23;
+}
+
+:root[data-bs-theme="dark"] .user-meta-value {
+    color: #94a3b8;
+}
+
+:root[data-bs-theme="dark"] .admin-section {
+    background-color: var(--color-surface);
+}
+
+

frontend/src/assets/styles/scoped/pages/Login.css

@@ -0,0 +1,116 @@
+.login-page {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    width: 100%;
+    min-height: 100vh;
+    padding: 1.25rem;
+    background: radial-gradient(circle at 10% 10%, rgba(255, 255, 255, 0.2), transparent 45%), linear-gradient(135deg, #3554d1 0%, #4f46a5 100%);
+}
+
+.auth-container {
+    width: 100%;
+    max-width: 460px;
+}
+
+.login-card {
+    background: var(--color-surface);
+    padding: 2rem;
+    border-radius: 18px;
+    box-shadow: 0 22px 48px rgba(16, 24, 40, 0.22);
+    width: 100%;
+}
+
+.brand-block {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 0.75rem;
+    margin-bottom: 1.25rem;
+}
+
+.brand-mark {
+    width: 42px;
+    height: 42px;
+    display: grid;
+    place-items: center;
+    border-radius: 12px;
+    background: rgba(53, 84, 209, 0.12);
+    color: #2f4ac1;
+    font-size: 1.35rem;
+}
+
+.brand-title {
+    margin: 0;
+    font-size: 2.05rem;
+    font-weight: 700;
+    letter-spacing: 0.01em;
+    color: #2f3237;
+}
+
+.auth-title {
+    text-align: center;
+    font-size: 2.1rem;
+    font-weight: 600;
+    margin-bottom: 1.5rem;
+    color: #2f3237;
+}
+
+.form-control {
+    border-radius: 0.65rem;
+    min-height: 48px;
+    border-color: #d6dbe4;
+}
+
+.auth-submit {
+    min-height: 48px;
+    font-weight: 600;
+}
+
+.auth-provider-btn {
+    min-height: 48px;
+    border-radius: 0.65rem;
+}
+
+.oauth-divider {
+    display: flex;
+    align-items: center;
+    color: var(--color-text-muted);
+    font-size: 0.9rem;
+}
+
+.oauth-divider::before,
+.oauth-divider::after {
+    content: "";
+    flex: 1;
+    border-bottom: 1px solid var(--color-border);
+}
+
+.oauth-divider span {
+    padding: 0 0.75rem;
+}
+
+.auth-switch-link {
+    color: #4b5565;
+}
+
+@media (max-width: 576px) {
+    .login-page {
+        padding: 0.85rem;
+    }
+
+    .login-card {
+        border-radius: 14px;
+        padding: 1.35rem;
+    }
+
+    .brand-title {
+        font-size: 1.8rem;
+    }
+
+    .auth-title {
+        font-size: 1.85rem;
+    }
+}
+
+

frontend/src/assets/styles/scoped/pages/PublicSpace.css

@@ -0,0 +1,71 @@
+.public-layout {
+    display: flex;
+    flex-direction: column;
+    min-height: 100vh;
+}
+
+.public-body {
+    flex: 1;
+    overflow: hidden;
+    position: relative;
+}
+
+.public-sidebar {
+    width: 280px;
+    overflow-y: auto;
+    flex-shrink: 0;
+}
+
+.note-item {
+    border-radius: 6px;
+    padding: 0.5rem 0.75rem;
+    background: transparent;
+    border: 1px solid transparent;
+    transition: background 0.15s;
+}
+
+.note-item:hover {
+    background: #e9ecef;
+}
+
+.note-item.active {
+    background: #dbe4ff;
+    border-color: #748ffc;
+    color: #364fc7;
+}
+
+.note-item.is-featured {
+    background: var(--color-surface)4e6;
+    border-color: #ffd8a8;
+}
+
+.note-item.is-featured:hover {
+    background: #ffe8cc;
+}
+
+@media (max-width: 768px) {
+    .public-sidebar-backdrop {
+        position: fixed;
+        left: 0;
+        right: 0;
+        bottom: 0;
+        background-color: rgba(0, 0, 0, 0.5);
+        z-index: 1090;
+    }
+
+    .public-sidebar {
+        position: fixed;
+        left: 0;
+        bottom: 0;
+        z-index: 1095;
+        transform: translateX(-100%);
+        transition: transform 0.3s ease-in-out;
+        box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
+    }
+
+    .public-sidebar.open {
+        transform: translateX(0);
+    }
+}
+
+

frontend/src/assets/styles/scoped/pages/Register.css

@@ -0,0 +1,93 @@
+.register-page {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    width: 100%;
+    min-height: 100vh;
+    padding: 1.25rem;
+    background: radial-gradient(circle at 10% 10%, rgba(255, 255, 255, 0.2), transparent 45%), linear-gradient(135deg, #3554d1 0%, #4f46a5 100%);
+}
+
+.auth-container {
+    width: 100%;
+    max-width: 560px;
+}
+
+.register-card {
+    background: var(--color-surface);
+    padding: 2rem;
+    border-radius: 18px;
+    box-shadow: 0 22px 48px rgba(16, 24, 40, 0.22);
+    width: 100%;
+}
+
+.brand-block {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 0.75rem;
+    margin-bottom: 1.25rem;
+}
+
+.brand-mark {
+    width: 42px;
+    height: 42px;
+    display: grid;
+    place-items: center;
+    border-radius: 12px;
+    background: rgba(53, 84, 209, 0.12);
+    color: #2f4ac1;
+    font-size: 1.35rem;
+}
+
+.brand-title {
+    margin: 0;
+    font-size: 2.05rem;
+    font-weight: 700;
+    letter-spacing: 0.01em;
+    color: #2f3237;
+}
+
+.auth-title {
+    text-align: center;
+    font-size: 2.1rem;
+    font-weight: 600;
+    margin-bottom: 1.5rem;
+    color: #2f3237;
+}
+
+.form-control {
+    border-radius: 0.65rem;
+    min-height: 48px;
+    border-color: #d6dbe4;
+}
+
+.auth-submit {
+    min-height: 48px;
+    font-weight: 600;
+}
+
+.auth-switch-link {
+    color: #4b5565;
+}
+
+@media (max-width: 576px) {
+    .register-page {
+        padding: 0.85rem;
+    }
+
+    .register-card {
+        border-radius: 14px;
+        padding: 1.35rem;
+    }
+
+    .brand-title {
+        font-size: 1.8rem;
+    }
+
+    .auth-title {
+        font-size: 1.85rem;
+    }
+}
+
+

frontend/src/assets/styles/shared/danger-zone.css

@@ -0,0 +1,32 @@
+.danger-zone {
+    padding: 1rem;
+    border: 1px solid #f3b5b5;
+    border-radius: 0.75rem;
+    background: #fff5f5;
+}
+
+.danger-zone-title {
+    color: #9f1c1c;
+    font-size: 1rem;
+    font-weight: 700;
+    margin: 0;
+}
+
+.danger-zone-copy {
+    color: #7a2727;
+    font-size: 0.9rem;
+    margin-bottom: 0;
+}
+
+:root[data-bs-theme="dark"] .danger-zone {
+    background: #2d1a1a;
+    border-color: #7a3030;
+}
+
+:root[data-bs-theme="dark"] .danger-zone-title {
+    color: #fc8181;
+}
+
+:root[data-bs-theme="dark"] .danger-zone-copy {
+    color: #fca5a5;
+}

frontend/src/components/AdminGroupModal.vue

@@ -78,7 +78,7 @@ const hydrateForm = () => {
     form.value = {
         name: props.group?.name || "",
         description: props.group?.description || "",
-        permissionsText: (props.group?.permissions || []).join("\n"),
+        permissionsText: (props.group?.permissions || []).join("/n"),
     };
 };
 
@@ -93,33 +93,7 @@ const handleSubmit = () => {
 };
 </script>
 
-<style scoped>
-.admin-modal {
-    z-index: 2000;
-    overflow-y: auto;
-    padding-top: max(0.5rem, env(safe-area-inset-top));
-}
+<style scoped src="../assets/styles/scoped/components/AdminGroupModal.css"></style>
 
-.admin-modal-backdrop {
-    z-index: 1990;
-}
 
-.admin-modal .modal-dialog {
-    margin: 1rem auto;
-}
 
-.permissions-textarea {
-    font-family: "Courier New", monospace;
-}
-
-@media (max-width: 767.98px) {
-    .admin-modal {
-        padding-top: max(0.75rem, env(safe-area-inset-top));
-    }
-
-    .admin-modal .modal-dialog {
-        margin: 0.75rem;
-        max-width: none;
-    }
-}
-</style>

frontend/src/components/AdminProviderModal.vue

@@ -62,17 +62,17 @@
                                 </div>
 
                                 <div v-if="mode === 'edit'" class="col-12">
-                                    <div class="danger-zone border border-danger-subtle rounded p-3 mt-2">
-                                        <div class="d-flex flex-column flex-md-row justify-content-between align-items-md-center gap-2">
-                                            <div>
-                                                <div class="fw-semibold text-danger">Danger Zone</div>
-                                                <div class="small text-muted">Permanently delete this provider configuration.</div>
-                                            </div>
-                                            <button type="button" class="btn btn-sm btn-outline-danger" :disabled="submitting || deleting" @click="emit('delete', props.provider)">
-                                                <i class="mdi mdi-trash-can-outline me-1" aria-hidden="true"></i>Delete Provider
-                                            </button>
-                                        </div>
-                                    </div>
+                                    <DangerZonePanel
+                                        class="mt-4"
+                                        title-id="danger-zone-title"
+                                        title="Danger Zone"
+                                        description="Permanently delete this provider configuration. This action cannot be undone."
+                                    >
+                                        <button class="btn btn-danger" type="button" :disabled="submitting || deleting" @click="emit('delete', props.provider)">
+                                            <i class="mdi mdi-delete-outline me-1" aria-hidden="true"></i>
+                                            Delete Provider
+                                        </button>
+                                    </DangerZonePanel>
                                 </div>
                             </div>
                         </div>
@@ -92,6 +92,7 @@
 
 <script setup>
 import { ref, watch } from "vue";
+import DangerZonePanel from "./DangerZonePanel.vue";
 
 const props = defineProps({
     mode: {
@@ -178,28 +179,4 @@ const handleSubmit = () => {
 };
 </script>
 
-<style scoped>
-.admin-modal {
-    z-index: 2000;
-    overflow-y: auto;
-    padding-top: max(0.5rem, env(safe-area-inset-top));
-}
-
-.admin-modal-backdrop {
-    z-index: 1990;
-}
-
-.admin-modal .modal-dialog {
-    margin: 1rem auto;
-}
-
-@media (max-width: 767.98px) {
-    .admin-modal {
-        padding-top: max(0.75rem, env(safe-area-inset-top));
-    }
-
-    .admin-modal .modal-dialog {
-        margin: 0.5rem;
-    }
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/AdminProviderModal.css"></style>

frontend/src/components/AdminSpaceModal.vue

@@ -1,5 +1,5 @@
 <template>
-    <teleport to="body">
+    <teleport v-if="!showDeleteConfirmModal" to="body">
         <div class="modal fade show d-block admin-modal" tabindex="-1" role="dialog" aria-modal="true" @click.self="emit('close')">
             <div class="modal-dialog modal-xl modal-dialog-centered modal-dialog-scrollable" role="document">
                 <div class="modal-content">
@@ -85,24 +85,39 @@
                         <div v-if="success" class="alert alert-success mt-3 mb-0">{{ success }}</div>
 
                         <hr />
-                        <div class="border border-danger rounded p-3 mt-3">
-                            <h6 class="text-danger mb-1">Danger Zone</h6>
-                            <p class="text-muted small mb-3">Permanently delete this space and all its notes, categories, and members. This cannot be undone.</p>
-                            <button class="btn btn-danger btn-sm" :disabled="deleting" @click="deleteSpace">
+                        <DangerZonePanel
+                            class="mt-4"
+                            title-id="danger-zone-title"
+                            title="Danger Zone"
+                            description="Permanently delete this space and all its notes, categories, and members. This cannot be undone."
+                        >
+                            <button class="btn btn-danger" type="button" :disabled="deleting" @click="requestDeleteSpace">
+                                <i class="mdi mdi-delete-outline me-1" aria-hidden="true"></i>
                                 {{ deleting ? "Deleting..." : "Delete Space" }}
                             </button>
-                        </div>
+                        </DangerZonePanel>
                     </div>
                 </div>
             </div>
         </div>
         <div class="modal-backdrop fade show admin-modal-backdrop"></div>
     </teleport>
+
+    <ConfirmActionModal
+        :visible="showDeleteConfirmModal"
+        :title="deleteConfirmTitle"
+        :message="deleteConfirmMessage"
+        :busy="deleteConfirmBusy"
+        @close="closeDeleteConfirmModal"
+        @confirm="confirmDeleteAction"
+    />
 </template>
 
 <script setup>
 import { computed, ref, watch } from "vue";
 import apiClient from "../services/apiClient";
+import ConfirmActionModal from "./ConfirmActionModal.vue";
+import DangerZonePanel from "./DangerZonePanel.vue";
 
 const props = defineProps({
     space: {
@@ -133,6 +148,20 @@ const error = ref("");
 const success = ref("");
 const newMember = ref({ user_id: "" });
 const deleting = ref(false);
+const showDeleteConfirmModal = ref(false);
+const deleteConfirmBusy = ref(false);
+const deleteConfirmIntent = ref({
+    type: "",
+    payload: null,
+});
+const deleteConfirmTitle = computed(() => (deleteConfirmIntent.value.type === "member" ? "Remove Member" : "Delete Space"));
+const deleteConfirmMessage = computed(() => {
+    if (deleteConfirmIntent.value.type === "member") {
+        const memberName = deleteConfirmIntent.value.payload?.username || deleteConfirmIntent.value.payload?.user_id || "this member";
+        return `Remove member "${memberName}" from this space?`;
+    }
+    return `Permanently delete space "${props.space.name}"? All notes, categories, and members will be removed. This cannot be undone.`;
+});
 
 const formatDate = (iso) => (iso ? new Date(iso).toLocaleDateString() : "-");
 
@@ -208,9 +237,20 @@ const addMember = async () => {
     }
 };
 
-const removeMember = async (member) => {
-    const memberName = member?.username || member?.user_id;
-    if (!member?.user_id || !confirm(`Remove member "${memberName}" from this space?`)) {
+const removeMember = (member) => {
+    if (!member?.user_id) {
+        return;
+    }
+
+    deleteConfirmIntent.value = {
+        type: "member",
+        payload: member,
+    };
+    showDeleteConfirmModal.value = true;
+};
+
+const removeMemberConfirmed = async (member) => {
+    if (!member?.user_id) {
         return;
     }
 
@@ -236,10 +276,15 @@ watch(
     { immediate: true },
 );
 
-const deleteSpace = async () => {
-    if (!confirm(`Permanently delete space "${props.space.name}"? All notes, categories, and members will be removed. This cannot be undone.`)) {
-        return;
-    }
+const requestDeleteSpace = () => {
+    deleteConfirmIntent.value = {
+        type: "space",
+        payload: props.space,
+    };
+    showDeleteConfirmModal.value = true;
+};
+
+const deleteSpaceConfirmed = async () => {
     deleting.value = true;
     clearMessages();
     try {
@@ -247,35 +292,51 @@ const deleteSpace = async () => {
         emit("deleted", props.space);
     } catch (e) {
         error.value = e.response?.data || "Failed to delete space.";
+        throw e;
     } finally {
         deleting.value = false;
     }
 };
+
+const closeDeleteConfirmModal = () => {
+    if (deleteConfirmBusy.value) {
+        return;
+    }
+
+    showDeleteConfirmModal.value = false;
+    deleteConfirmIntent.value = {
+        type: "",
+        payload: null,
+    };
+};
+
+const confirmDeleteAction = async () => {
+    if (deleteConfirmBusy.value) {
+        return;
+    }
+
+    const { type, payload } = deleteConfirmIntent.value;
+    if (!type) {
+        return;
+    }
+
+    deleteConfirmBusy.value = true;
+    try {
+        if (type === "member") {
+            await removeMemberConfirmed(payload);
+        } else if (type === "space") {
+            await deleteSpaceConfirmed();
+        }
+
+        showDeleteConfirmModal.value = false;
+        deleteConfirmIntent.value = {
+            type: "",
+            payload: null,
+        };
+    } finally {
+        deleteConfirmBusy.value = false;
+    }
+};
 </script>
 
-<style scoped>
-.admin-modal {
-    z-index: 2000;
-    overflow-y: auto;
-    padding-top: max(0.5rem, env(safe-area-inset-top));
-}
-
-.admin-modal-backdrop {
-    z-index: 1990;
-}
-
-.admin-modal .modal-dialog {
-    margin: 1rem auto;
-}
-
-@media (max-width: 767.98px) {
-    .admin-modal {
-        padding-top: max(0.75rem, env(safe-area-inset-top));
-    }
-
-    .admin-modal .modal-dialog {
-        margin: 0.75rem;
-        max-width: none;
-    }
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/AdminSpaceModal.css"></style>

frontend/src/components/AdminUserModal.vue

@@ -83,29 +83,7 @@ const handleSubmit = () => {
 };
 </script>
 
-<style scoped>
-.admin-modal {
-    z-index: 2000;
-    overflow-y: auto;
-    padding-top: max(0.5rem, env(safe-area-inset-top));
-}
+<style scoped src="../assets/styles/scoped/components/AdminUserModal.css"></style>
 
-.admin-modal-backdrop {
-    z-index: 1990;
-}
 
-.admin-modal .modal-dialog {
-    margin: 1rem auto;
-}
 
-@media (max-width: 767.98px) {
-    .admin-modal {
-        padding-top: max(0.75rem, env(safe-area-inset-top));
-    }
-
-    .admin-modal .modal-dialog {
-        margin: 0.75rem;
-        max-width: none;
-    }
-}
-</style>

frontend/src/components/CategoryTree.vue

@@ -2,7 +2,7 @@
     <div class="category-tree">
         <div v-for="category in categories" :key="category.id" class="category-item">
             <div class="category-header" @click="handleCategoryClick(category)">
-                <span class="expand-icon" v-if="category.subcategories?.length || category.notes?.length">
+                <span class="expand-icon" v-if="category.subcategories?.length || category.notes?.length || category.task_lists?.length">
                     <i :class="expandedCategories[category.id] ? 'mdi mdi-chevron-down' : 'mdi mdi-chevron-right'" aria-hidden="true"></i>
                 </span>
                 <span v-else class="expand-icon"> </span>
@@ -20,6 +20,11 @@
             </div>
 
             <div v-if="expandedCategories[category.id]" class="category-content">
+                <div v-for="taskList in category.task_lists || []" :key="taskList.id" class="task-list-item" @click.stop="onSelectTaskList(taskList)">
+                    <i class="mdi mdi-format-list-checkbox me-1" aria-hidden="true"></i>
+                    <span>{{ taskList.name }}</span>
+                </div>
+
                 <div
                     v-for="note in sortedNotes(category.notes)"
                     :key="note.id"
@@ -41,6 +46,7 @@
                     :on-add-subcategory="onAddSubcategory"
                     :on-edit-category="onEditCategory"
                     :on-delete-category="onDeleteCategory"
+                    :on-select-task-list="onSelectTaskList"
                     :can-create-categories="canCreateCategories"
                     :can-edit-categories="canEditCategories"
                     :can-delete-categories="canDeleteCategories"
@@ -80,6 +86,10 @@ const props = defineProps({
         type: Function,
         required: true,
     },
+    onSelectTaskList: {
+        type: Function,
+        required: true,
+    },
     canCreateCategories: {
         type: Boolean,
         default: false,
@@ -141,187 +151,4 @@ const handleDeleteCategory = (category) => {
 };
 </script>
 
-<style scoped>
-.category-item {
-    margin-bottom: 0.25rem;
-}
-
-.category-header {
-    display: flex;
-    align-items: center;
-    padding: 0.5rem;
-    cursor: pointer;
-    user-select: none;
-    border-radius: 4px;
-}
-
-.category-header:hover {
-    background-color: #e9ecef;
-}
-
-.expand-icon {
-    width: 20px;
-    text-align: center;
-    font-size: 0.875rem;
-}
-
-.category-name {
-    flex: 1;
-    overflow: hidden;
-    text-overflow: ellipsis;
-    white-space: nowrap;
-}
-
-.category-actions {
-    position: relative;
-}
-
-.menu-button {
-    border: 0;
-    background: transparent;
-    width: 28px;
-    height: 28px;
-    border-radius: 6px;
-    color: #495057;
-}
-
-.menu-button:hover {
-    background-color: rgba(0, 0, 0, 0.08);
-}
-
-.menu-dropdown {
-    position: absolute;
-    top: 30px;
-    right: 0;
-    min-width: 150px;
-    padding: 0.35rem;
-    background: #fff;
-    border: 1px solid #dee2e6;
-    border-radius: 0.5rem;
-    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
-    z-index: 5;
-}
-
-.menu-item {
-    display: block;
-    width: 100%;
-    border: 0;
-    background: transparent;
-    text-align: left;
-    padding: 0.45rem 0.6rem;
-    border-radius: 0.35rem;
-}
-
-.menu-item:hover {
-    background-color: #f1f3f5;
-}
-
-.menu-item.danger {
-    color: #c92a2a;
-}
-
-.category-content {
-    padding-left: 1rem;
-}
-
-.note-item {
-    display: flex;
-    align-items: center;
-    padding: 0.5rem;
-    cursor: pointer;
-    border-radius: 4px;
-    font-size: 16px;
-    margin-bottom: 0.25rem;
-}
-
-.note-item:hover {
-    background-color: #e9ecef;
-}
-
-.note-item span {
-    flex-grow: 1;
-}
-
-.pin-icon {
-    color: #408aca;
-    font-size: 0.9em;
-    flex-shrink: 0;
-}
-
-.featured-icon {
-    color: #f08c00;
-    font-size: 0.9em;
-    flex-shrink: 0;
-}
-
-.note-item.is-pinned {
-    background: #dbf5ff;
-    border: 1px solid #a8d1ff;
-}
-
-.note-item.is-pinned:hover {
-    background: #c5e9ff;
-}
-
-.note-item.is-featured {
-    background: #fff9db;
-    border: 1px solid #ffd8a8;
-}
-
-.note-item.is-featured:hover {
-    background: #fff6c5;
-}
-
-.subcategories {
-    margin-top: 0.25rem;
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .category-header:hover {
-    background-color: #2d3748;
-}
-
-:root[data-bs-theme="dark"] .menu-button {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .menu-button:hover {
-    background-color: rgba(255, 255, 255, 0.08);
-}
-
-:root[data-bs-theme="dark"] .menu-dropdown {
-    background: #2d3748;
-    border-color: #4a5568;
-    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
-}
-
-:root[data-bs-theme="dark"] .menu-item {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .menu-item:hover {
-    background-color: #374151;
-}
-
-:root[data-bs-theme="dark"] .note-item:hover {
-    background-color: #2d3748;
-}
-
-:root[data-bs-theme="dark"] .note-item.is-pinned {
-    background: #1a3a5c;
-    border-color: #2d6a9f;
-}
-
-:root[data-bs-theme="dark"] .note-item.is-pinned:hover {
-    background: #1e4470;
-}
-
-:root[data-bs-theme="dark"] .note-item.is-featured {
-    background: #3a2e0a;
-    border-color: #7a5a0a;
-}
-
-:root[data-bs-theme="dark"] .note-item.is-featured:hover {
-    background: #453710;
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/CategoryTree.css"></style>

frontend/src/components/ConfirmActionModal.vue

@@ -0,0 +1,62 @@
+<template>
+    <teleport to="body">
+        <div v-if="visible" class="modal fade show d-block" tabindex="-1" role="dialog" aria-modal="true" @click.self="emit('close')">
+            <div class="modal-dialog modal-dialog-centered" role="document">
+                <div class="modal-content">
+                    <div class="modal-header">
+                        <h5 class="modal-title d-flex align-items-center gap-2 mb-0">
+                            <i class="mdi mdi-alert-outline text-danger" aria-hidden="true"></i>
+                            <span>{{ title }}</span>
+                        </h5>
+                        <button type="button" class="btn-close" aria-label="Close" :disabled="busy" @click="emit('close')"></button>
+                    </div>
+                    <div class="modal-body">
+                        <p class="text-muted mb-0">{{ message }}</p>
+                    </div>
+                    <div class="modal-footer">
+                        <button type="button" class="btn btn-outline-secondary" :disabled="busy" @click="emit('close')">{{ cancelLabel }}</button>
+                        <button type="button" class="btn btn-danger" :disabled="busy" @click="emit('confirm')">
+                            {{ busy ? busyLabel : confirmLabel }}
+                        </button>
+                    </div>
+                </div>
+            </div>
+        </div>
+        <div v-if="visible" class="modal-backdrop fade show"></div>
+    </teleport>
+</template>
+
+<script setup>
+defineProps({
+    visible: {
+        type: Boolean,
+        default: false,
+    },
+    title: {
+        type: String,
+        default: "Confirm Deletion",
+    },
+    message: {
+        type: String,
+        default: "Are you sure you want to continue?",
+    },
+    confirmLabel: {
+        type: String,
+        default: "Delete",
+    },
+    cancelLabel: {
+        type: String,
+        default: "Cancel",
+    },
+    busyLabel: {
+        type: String,
+        default: "Deleting...",
+    },
+    busy: {
+        type: Boolean,
+        default: false,
+    },
+});
+
+const emit = defineEmits(["close", "confirm"]);
+</script>

frontend/src/components/CreateCategoryModal.vue

@@ -90,4 +90,5 @@ const handleSubmit = () => {
 };
 </script>
 
-<style scoped></style>
+
+

frontend/src/components/CreateNoteModal.vue

@@ -141,16 +141,7 @@ const handleCreate = () => {
 };
 </script>
 
-<style scoped>
-.note-flags {
-    display: flex;
-    gap: 1rem;
-    flex-wrap: wrap;
-}
+<style scoped src="../assets/styles/scoped/components/CreateNoteModal.css"></style>
+
+
 
-.flag-check {
-    display: inline-flex;
-    align-items: center;
-    gap: 0.45rem;
-}
-</style>

frontend/src/components/CreateSpaceModal.vue

@@ -49,4 +49,5 @@ const handleCreate = () => {
 };
 </script>
 
-<style scoped></style>
+
+

frontend/src/components/CreateTaskListModal.vue

@@ -0,0 +1,84 @@
+<template>
+    <teleport to="body">
+        <div class="modal fade show d-block" tabindex="-1" role="dialog" aria-modal="true" @click.self="closeModal">
+            <div class="modal-dialog modal-dialog-centered" role="document">
+                <div class="modal-content">
+                    <div class="modal-header">
+                        <h5 class="modal-title">Create New Task List</h5>
+                        <button type="button" class="btn-close" aria-label="Close" @click="closeModal"></button>
+                    </div>
+                    <div class="modal-body">
+                        <form @submit.prevent="handleCreate">
+                            <div class="mb-3">
+                                <label for="taskListName" class="form-label">Task List Name</label>
+                                <input id="taskListName" v-model="form.name" type="text" class="form-control" maxlength="120" required />
+                            </div>
+                            <div class="mb-3">
+                                <label for="taskListCategory" class="form-label">Category</label>
+                                <select id="taskListCategory" v-model="form.category_id" class="form-select">
+                                    <option :value="null">No category</option>
+                                    <option v-for="category in categoryOptions" :key="category.id" :value="category.id">
+                                        {{ category.label }}
+                                    </option>
+                                </select>
+                            </div>
+                            <button type="submit" class="btn btn-primary">Create</button>
+                        </form>
+                    </div>
+                </div>
+            </div>
+        </div>
+        <div class="modal-backdrop fade show"></div>
+    </teleport>
+</template>
+
+<script setup>
+import { ref, watch } from "vue";
+
+const props = defineProps({
+    categoryOptions: {
+        type: Array,
+        default: () => [],
+    },
+    defaultCategoryId: {
+        type: String,
+        default: null,
+    },
+});
+
+const emit = defineEmits(["close", "create"]);
+
+const form = ref({
+    name: "",
+    category_id: null,
+});
+
+watch(
+    () => props.defaultCategoryId,
+    (defaultCategoryId) => {
+        form.value.category_id = defaultCategoryId || null;
+    },
+    { immediate: true },
+);
+
+const closeModal = () => {
+    emit("close");
+};
+
+const handleCreate = () => {
+    const name = form.value.name.trim();
+    if (!name) {
+        return;
+    }
+
+    emit("create", {
+        name,
+        category_id: form.value.category_id || null,
+    });
+
+    form.value = {
+        name: "",
+        category_id: props.defaultCategoryId || null,
+    };
+};
+</script>

frontend/src/components/DangerZonePanel.vue

@@ -0,0 +1,24 @@
+<template>
+    <section class="danger-zone" :aria-labelledby="titleId">
+        <h3 :id="titleId" class="danger-zone-title mb-2">{{ title }}</h3>
+        <p class="danger-zone-copy mb-3">{{ description }}</p>
+        <slot></slot>
+    </section>
+</template>
+
+<script setup>
+defineProps({
+    titleId: {
+        type: String,
+        required: true,
+    },
+    title: {
+        type: String,
+        default: "Danger Zone",
+    },
+    description: {
+        type: String,
+        default: "This action is permanent and cannot be undone.",
+    },
+});
+</script>

frontend/src/components/EditTaskListModal.vue

@@ -0,0 +1,317 @@
+<template>
+    <teleport to="body">
+        <div class="modal fade show d-block" tabindex="-1" role="dialog" aria-modal="true" @click.self="emit('close')">
+            <div class="modal-dialog modal-lg modal-dialog-centered" role="document">
+                <div class="modal-content">
+                    <div class="modal-header">
+                        <h5 class="modal-title">Edit Task List</h5>
+                        <button type="button" class="btn-close" aria-label="Close" @click="emit('close')"></button>
+                    </div>
+                    <div class="modal-body">
+                        <!-- Task List Details -->
+                        <div class="mb-4">
+                            <label class="form-label" for="editTaskListName">Name</label>
+                            <input id="editTaskListName" v-model="listForm.name" type="text" class="form-control" maxlength="120" />
+
+                            <label class="form-label mt-3" for="editTaskListCategory">Category</label>
+                            <select id="editTaskListCategory" v-model="listForm.category_id" class="form-select">
+                                <option :value="null">No category</option>
+                                <option v-for="cat in categoryOptions" :key="cat.id" :value="cat.id">{{ cat.label }}</option>
+                            </select>
+
+                            <button type="button" class="btn btn-primary mt-3" @click="saveListDetails">Save Details</button>
+                        </div>
+
+                        <hr />
+
+                        <!-- Status Progression -->
+                        <div class="mb-4">
+                            <div class="d-flex justify-content-between align-items-center mb-2">
+                                <strong>Status Progression</strong>
+                                <button class="btn btn-sm btn-outline-primary" @click="openCreateStatusModal">Add Status</button>
+                            </div>
+                            <div class="status-list">
+                                <div
+                                    v-for="status in statuses"
+                                    :key="status.id"
+                                    class="status-item"
+                                    :class="{ 'is-drag-over': dragOverStatusId === status.id }"
+                                    draggable="true"
+                                    @dragstart="onStatusDragStart(status.id)"
+                                    @dragover.prevent="onStatusDragOver(status.id)"
+                                    @dragleave="onStatusDragLeave(status.id)"
+                                    @drop.prevent="onStatusDrop(status.id)"
+                                    @dragend="onStatusDragEnd"
+                                >
+                                    <span class="drag-handle" aria-hidden="true">
+                                        <i class="mdi mdi-drag-horizontal-variant"></i>
+                                    </span>
+                                    <span class="status-dot" :style="{ backgroundColor: status.color || '#7c8596' }"></span>
+                                    <span class="status-name">{{ status.name }}</span>
+                                    <div class="status-actions">
+                                        <button class="btn btn-sm btn-outline-secondary" @click="openEditStatusModal(status)">Edit</button>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+
+                        <hr />
+
+                        <!-- Danger Zone -->
+                        <DangerZonePanel
+                            v-if="canDeleteTaskList"
+                            title-id="edit-task-list-danger-zone"
+                            title="Danger Zone"
+                            description="Delete this task list, all associated tasks, and statuses permanently."
+                        >
+                            <button type="button" class="btn btn-danger" @click="emit('delete-task-list', taskList)">
+                                <i class="mdi mdi-delete-outline me-1" aria-hidden="true"></i>
+                                Delete Task List
+                            </button>
+                        </DangerZonePanel>
+                    </div>
+                </div>
+            </div>
+        </div>
+        <div class="modal-backdrop fade show"></div>
+
+        <!-- Status Create/Edit Sub-Modal -->
+        <div v-if="showStatusModal" class="modal fade show d-block" tabindex="-1" role="dialog" aria-modal="true" style="z-index: 1060" @click.self="closeStatusModal">
+            <div class="modal-dialog modal-dialog-centered" role="document">
+                <div class="modal-content">
+                    <div class="modal-header">
+                        <h5 class="modal-title">{{ statusMode === "create" ? "Create Task Status" : "Edit Task Status" }}</h5>
+                        <button type="button" class="btn-close" aria-label="Close" @click="closeStatusModal"></button>
+                    </div>
+                    <div class="modal-body">
+                        <label class="form-label" for="editStatusName">Status Name</label>
+                        <input id="editStatusName" v-model="statusForm.name" type="text" class="form-control" maxlength="100" placeholder="e.g. Blocked" />
+
+                        <label class="form-label mt-3" for="editStatusColor">Status Color</label>
+                        <div class="status-color-row">
+                            <input id="editStatusColor" v-model="statusForm.color" type="color" class="form-control form-control-color" title="Choose status color" />
+                            <input v-model="statusForm.color" type="text" class="form-control" placeholder="#7c8596" maxlength="20" />
+                        </div>
+
+                        <DangerZonePanel
+                            v-if="statusMode === 'edit'"
+                            class="mt-4"
+                            title-id="edit-status-danger-zone"
+                            title="Danger Zone"
+                            description="Deleting this status is permanent and cannot be undone."
+                        >
+                            <button type="button" class="btn btn-outline-danger" @click="deleteStatusFromModal">Delete Status</button>
+                        </DangerZonePanel>
+                    </div>
+                    <div class="modal-footer">
+                        <button type="button" class="btn btn-outline-secondary" @click="closeStatusModal">Cancel</button>
+                        <button type="button" class="btn btn-primary" @click="submitStatusForm">
+                            {{ statusMode === "create" ? "Create" : "Save" }}
+                        </button>
+                    </div>
+                </div>
+            </div>
+        </div>
+        <div v-if="showStatusModal" class="modal-backdrop fade show" style="z-index: 1055"></div>
+    </teleport>
+</template>
+
+<script setup>
+import { ref, watch } from "vue";
+import DangerZonePanel from "./DangerZonePanel.vue";
+
+const props = defineProps({
+    taskList: {
+        type: Object,
+        required: true,
+    },
+    statuses: {
+        type: Array,
+        default: () => [],
+    },
+    categoryOptions: {
+        type: Array,
+        default: () => [],
+    },
+    canDeleteTaskList: {
+        type: Boolean,
+        default: false,
+    },
+});
+
+const emit = defineEmits(["close", "update-task-list", "reorder-status", "create-status", "rename-status", "delete-status", "delete-task-list"]);
+
+const listForm = ref({ name: "", category_id: null });
+
+watch(
+    () => props.taskList,
+    (tl) => {
+        listForm.value = {
+            name: tl?.name || "",
+            category_id: tl?.category_id || null,
+        };
+    },
+    { immediate: true },
+);
+
+const saveListDetails = () => {
+    const name = listForm.value.name?.trim();
+    if (!name) {
+        return;
+    }
+    emit("update-task-list", {
+        name,
+        category_id: listForm.value.category_id || null,
+    });
+};
+
+// Status drag-and-drop reorder
+const draggedStatusId = ref("");
+const dragOverStatusId = ref("");
+
+const onStatusDragStart = (id) => {
+    draggedStatusId.value = id;
+};
+const onStatusDragOver = (id) => {
+    dragOverStatusId.value = id;
+};
+const onStatusDragLeave = (id) => {
+    if (dragOverStatusId.value === id) {
+        dragOverStatusId.value = "";
+    }
+};
+const onStatusDrop = (targetId) => {
+    if (!draggedStatusId.value || draggedStatusId.value === targetId) {
+        onStatusDragEnd();
+        return;
+    }
+    const ordered = props.statuses.map((s) => s.id);
+    const fromIndex = ordered.indexOf(draggedStatusId.value);
+    const targetIndex = ordered.indexOf(targetId);
+    if (fromIndex < 0 || targetIndex < 0) {
+        onStatusDragEnd();
+        return;
+    }
+    ordered.splice(fromIndex, 1);
+    const insertIndex = ordered.indexOf(targetId);
+    ordered.splice(insertIndex, 0, draggedStatusId.value);
+    emit("reorder-status", ordered);
+    onStatusDragEnd();
+};
+const onStatusDragEnd = () => {
+    draggedStatusId.value = "";
+    dragOverStatusId.value = "";
+};
+
+// Status create/edit modal
+const showStatusModal = ref(false);
+const statusMode = ref("create");
+const editingStatusId = ref("");
+const statusForm = ref({ name: "", color: "#7c8596" });
+
+const openCreateStatusModal = () => {
+    statusMode.value = "create";
+    editingStatusId.value = "";
+    statusForm.value = { name: "", color: "#7c8596" };
+    showStatusModal.value = true;
+};
+
+const openEditStatusModal = (status) => {
+    statusMode.value = "edit";
+    editingStatusId.value = status.id;
+    statusForm.value = { name: status.name || "", color: status.color || "#7c8596" };
+    showStatusModal.value = true;
+};
+
+const closeStatusModal = () => {
+    showStatusModal.value = false;
+    statusMode.value = "create";
+    editingStatusId.value = "";
+    statusForm.value = { name: "", color: "#7c8596" };
+};
+
+const submitStatusForm = () => {
+    const name = statusForm.value.name?.trim();
+    if (!name) {
+        return;
+    }
+    const color = statusForm.value.color?.trim() || "";
+    if (statusMode.value === "create") {
+        emit("create-status", { name, color });
+    } else if (editingStatusId.value) {
+        emit("rename-status", { id: editingStatusId.value, name, color });
+    }
+    closeStatusModal();
+};
+
+const deleteStatusFromModal = () => {
+    if (statusMode.value !== "edit" || !editingStatusId.value) {
+        return;
+    }
+    emit("delete-status", {
+        id: editingStatusId.value,
+        name: statusForm.value.name?.trim() || "",
+        color: statusForm.value.color?.trim() || "",
+    });
+    closeStatusModal();
+};
+</script>
+
+<style scoped>
+.status-list {
+    display: flex;
+    flex-direction: column;
+    gap: 0.35rem;
+}
+
+.status-item {
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+    padding: 0.35rem 0.5rem;
+    border-radius: 0.375rem;
+    border: 1px solid var(--bs-border-color);
+    background: var(--bs-body-bg);
+    cursor: grab;
+}
+
+.status-item.is-drag-over {
+    border-color: var(--bs-primary);
+    background: rgba(var(--bs-primary-rgb), 0.08);
+}
+
+.drag-handle {
+    cursor: grab;
+    opacity: 0.5;
+    font-size: 1.1rem;
+    line-height: 1;
+}
+
+.status-dot {
+    width: 10px;
+    height: 10px;
+    border-radius: 50%;
+    flex-shrink: 0;
+}
+
+.status-name {
+    flex: 1;
+    font-size: 0.9rem;
+}
+
+.status-actions {
+    margin-left: auto;
+}
+
+.status-color-row {
+    display: flex;
+    gap: 0.5rem;
+    align-items: center;
+}
+
+.status-color-row .form-control-color {
+    width: 40px;
+    padding: 0.25rem;
+    flex-shrink: 0;
+}
+</style>

frontend/src/components/FileExplorer.vue

@@ -78,7 +78,7 @@
                 <i :class="fileIcon(obj)" style="font-size: 1rem; width: 1.1rem; flex-shrink: 0" aria-hidden="true"></i>
                 <span class="flex-grow-1 text-truncate" style="font-size: 0.82rem">{{ displayName(obj) }}</span>
                 <span v-if="!obj.is_folder && obj.size > 0" class="text-muted flex-shrink-0" style="font-size: 0.68rem">{{ formatSize(obj.size) }}</span>
-                <button class="btn-delete btn btn-sm btn-link p-0 text-danger ms-1" :title="obj.is_folder ? 'Delete folder' : 'Delete file'" @click.stop="deleteItem(obj)">
+                <button class="btn-delete btn btn-sm btn-link p-0 text-danger ms-1" :title="obj.is_folder ? 'Delete folder' : 'Delete file'" @click.stop="requestDeleteItem(obj)">
                     <i class="mdi mdi-trash-can-outline" style="font-size: 0.85rem" aria-hidden="true"></i>
                 </button>
             </div>
@@ -87,11 +87,14 @@
         <!-- Hidden file input -->
         <input ref="fileInputRef" type="file" multiple class="d-none" @change="handleFilePick" />
     </div>
+
+    <ConfirmActionModal :visible="showDeleteConfirmModal" title="Delete Item" :message="deleteConfirmMessage" :busy="deletingItem" @close="closeDeleteConfirmModal" @confirm="confirmDeleteItem" />
 </template>
 
 <script setup>
 import { ref, computed, watch, nextTick } from "vue";
 import apiClient from "../services/apiClient";
+import ConfirmActionModal from "./ConfirmActionModal.vue";
 
 const props = defineProps({
     spaceId: {
@@ -117,6 +120,9 @@ const showNewFolderInput = ref(false);
 const newFolderName = ref("");
 const fileInputRef = ref(null);
 const newFolderInputRef = ref(null);
+const showDeleteConfirmModal = ref(false);
+const pendingDeleteItem = ref(null);
+const deletingItem = ref(false);
 
 const breadcrumbs = computed(() => {
     if (!currentPrefix.value) return [];
@@ -215,9 +221,37 @@ const createFolder = async () => {
     }
 };
 
-const deleteItem = async (obj) => {
-    const label = displayName(obj);
-    if (!confirm(`Delete "${label}"?${obj.is_folder ? "\n\nThis will delete all files inside the folder." : ""}`)) return;
+const requestDeleteItem = (obj) => {
+    if (!obj) {
+        return;
+    }
+
+    pendingDeleteItem.value = obj;
+    showDeleteConfirmModal.value = true;
+};
+
+const closeDeleteConfirmModal = () => {
+    if (deletingItem.value) {
+        return;
+    }
+
+    showDeleteConfirmModal.value = false;
+    pendingDeleteItem.value = null;
+};
+
+const deleteConfirmMessage = computed(() => {
+    const obj = pendingDeleteItem.value;
+    const label = obj ? displayName(obj) : "this item";
+    return obj?.is_folder ? `Delete "${label}"? This will delete all files inside the folder.` : `Delete "${label}"?`;
+});
+
+const confirmDeleteItem = async () => {
+    const obj = pendingDeleteItem.value;
+    if (!obj) {
+        return;
+    }
+
+    deletingItem.value = true;
     error.value = "";
     try {
         if (obj.is_folder) {
@@ -227,8 +261,12 @@ const deleteItem = async (obj) => {
             await apiClient.delete(`/api/v1/spaces/${props.spaceId}/files/object`, { params: { key: obj.key } });
         }
         await loadFiles();
+        showDeleteConfirmModal.value = false;
+        pendingDeleteItem.value = null;
     } catch (e) {
         error.value = e.response?.data || "Delete failed";
+    } finally {
+        deletingItem.value = false;
     }
 };
 
@@ -284,67 +322,4 @@ watch(showNewFolderInput, async (v) => {
 });
 </script>
 
-<style scoped>
-.file-explorer {
-    background: #fff;
-    overflow: hidden;
-}
-
-.file-explorer-header {
-    font-size: 0.8rem;
-    min-height: 36px;
-}
-
-.file-list {
-    max-height: 480px;
-}
-
-.file-item {
-    border-bottom: 1px solid #f0f0f0;
-    cursor: pointer;
-    transition: background 0.1s;
-    color: #333;
-    line-height: 1.3;
-}
-
-.file-item:last-child {
-    border-bottom: none;
-}
-
-.file-item:hover {
-    background-color: #f0f4ff;
-}
-
-.drag-active {
-    outline: 2px dashed #0d6efd;
-    outline-offset: -2px;
-}
-
-.btn-delete {
-    opacity: 0;
-    transition: opacity 0.1s;
-}
-
-.file-item:hover .btn-delete {
-    opacity: 1;
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .file-explorer {
-    background: #21252e;
-}
-
-:root[data-bs-theme="dark"] .file-explorer-header {
-    background: #21252e;
-    border-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .file-item {
-    border-bottom-color: #3a3f4b;
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .file-item:hover {
-    background-color: #2d3748;
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/FileExplorer.css"></style>

frontend/src/components/ManageAuthProvidersModal.vue

@@ -187,95 +187,7 @@ const createProvider = async () => {
 onMounted(loadProviders);
 </script>
 
-<style scoped>
-.modal-backdrop-custom {
-    position: fixed;
-    inset: 0;
-    background: rgba(15, 23, 42, 0.45);
-    backdrop-filter: blur(2px);
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    z-index: 2000;
-    padding: 1.5rem;
-}
+<style scoped src="../assets/styles/scoped/components/ManageAuthProvidersModal.css"></style>
 
-.modal-panel {
-    width: min(920px, 100%);
-    max-height: min(92vh, 980px);
-    background: #fff;
-    border: 1px solid #dbe3ee;
-    border-radius: 14px;
-    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.2);
-    overflow: hidden;
-    display: flex;
-    flex-direction: column;
-}
 
-.provider-modal-header {
-    display: flex;
-    align-items: flex-start;
-    justify-content: space-between;
-    gap: 1rem;
-    padding: 1rem 1.25rem;
-    border-bottom: 1px solid #e5e7eb;
-    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
-}
 
-.provider-modal-title {
-    margin: 0;
-    font-weight: 600;
-}
-
-.provider-modal-close {
-    flex-shrink: 0;
-}
-
-.provider-modal-body {
-    padding: 1rem 1.25rem 1.25rem;
-    overflow-y: auto;
-    display: flex;
-    flex-direction: column;
-    gap: 1rem;
-}
-
-.provider-section {
-    border: 1px solid #e5e7eb;
-    border-radius: 10px;
-    background: #f8fafc;
-    padding: 0.9rem;
-}
-
-.provider-list {
-    max-height: 220px;
-    overflow: auto;
-}
-
-@media (max-width: 768px) {
-    .modal-backdrop-custom {
-        padding: 0.75rem;
-    }
-
-    .provider-modal-header,
-    .provider-modal-body {
-        padding-left: 0.85rem;
-        padding-right: 0.85rem;
-    }
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .modal-panel {
-    background: #21252e;
-    border-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .provider-modal-header {
-    background: linear-gradient(180deg, #2a2f3a 0%, #21252e 100%);
-    border-bottom-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .provider-section {
-    background: #2a2f3a;
-    border-color: #3a3f4b;
-}
-</style>

frontend/src/components/NoteEditor.vue

@@ -125,16 +125,22 @@
                 <input v-if="passwordAction === 'set'" v-model="notePassword" type="password" class="form-control mt-2" minlength="4" maxlength="128" placeholder="Enter a note password" />
             </div>
 
-            <section v-if="canDelete && editingNote.id" class="danger-zone mt-4" aria-labelledby="danger-zone-title">
-                <h3 id="danger-zone-title" class="danger-zone-title mb-2">Danger Zone</h3>
-                <p class="danger-zone-copy mb-3">Deleting this note is permanent and cannot be undone.</p>
-                <button class="btn btn-danger" type="button" @click="confirmDelete">
+            <DangerZonePanel v-if="canDelete && editingNote.id" class="mt-4" title-id="danger-zone-title" title="Danger Zone" description="Deleting this note is permanent and cannot be undone.">
+                <button class="btn btn-danger" type="button" @click="requestDelete">
                     <i class="mdi mdi-delete-outline me-1" aria-hidden="true"></i>
                     Delete Note
                 </button>
-            </section>
+            </DangerZonePanel>
         </div>
     </div>
+
+    <ConfirmActionModal
+        :visible="showDeleteConfirmModal"
+        title="Delete Note"
+        message="Are you sure you want to delete this note? This action cannot be undone."
+        @close="showDeleteConfirmModal = false"
+        @confirm="confirmDelete"
+    />
 </template>
 
 <script setup>
@@ -144,6 +150,8 @@ import { useSettingsStore } from "../stores/settingsStore";
 import { useSpaceStore } from "../stores/spaceStore";
 import { renderMarkdown } from "../utils/markdown.js";
 import FileExplorer from "./FileExplorer.vue";
+import DangerZonePanel from "./DangerZonePanel.vue";
+import ConfirmActionModal from "./ConfirmActionModal.vue";
 
 const props = defineProps({
     note: {
@@ -187,6 +195,7 @@ const linkedTasks = ref([]);
 const showTaskPicker = ref(false);
 const taskPickerQuery = ref("");
 const taskPickerLoading = ref(false);
+const showDeleteConfirmModal = ref(false);
 
 const hasAuxPanels = computed(() => showFileExplorer.value || showTaskPicker.value);
 const hasTwoAuxPanels = computed(() => showFileExplorer.value && showTaskPicker.value);
@@ -374,13 +383,22 @@ const autoSave = () => {
     detectTaskMention();
 };
 
+const requestDelete = () => {
+    if (!props.canDelete) {
+        return;
+    }
+    showDeleteConfirmModal.value = true;
+};
+
 const confirmDelete = () => {
     if (!props.canDelete) {
         return;
     }
-    if (confirm("Are you sure you want to delete this note?")) {
-        emit("delete", editingNote.value.id);
+    if (!editingNote.value?.id) {
+        return;
     }
+    showDeleteConfirmModal.value = false;
+    emit("delete", editingNote.value.id);
 };
 
 /** Insert markdown snippet at the textarea cursor position. */
@@ -571,303 +589,4 @@ onMounted(async () => {
 });
 </script>
 
-<style scoped>
-.editor-toolbar {
-    display: flex;
-    gap: 0.5rem;
-    padding-bottom: 1rem;
-    border-bottom: 1px solid #dee2e6;
-}
-
-.save-status {
-    display: inline-flex;
-    align-items: center;
-    font-size: 0.85rem;
-    color: #6c757d;
-}
-
-.save-status.dirty {
-    color: #b26a00;
-}
-
-.save-status.saving {
-    color: #0d6efd;
-}
-
-.save-status.saved {
-    color: #2b8a3e;
-}
-
-.editor-textarea {
-    font-family: "Courier New", monospace;
-    min-height: 600px;
-    resize: vertical;
-}
-
-.note-flags {
-    display: flex;
-    gap: 1rem;
-    flex-wrap: wrap;
-}
-
-.flag-check {
-    display: inline-flex;
-    align-items: center;
-    gap: 0.45rem;
-    padding: 0.45rem 0.75rem;
-    border: 1px solid #dee2e6;
-    border-radius: 999px;
-    background: #f8f9fa;
-    margin: 0;
-    cursor: pointer;
-}
-
-.flag-check-input {
-    margin: 0;
-    width: 1.1rem;
-    height: 1.1rem;
-    cursor: pointer;
-}
-
-.flag-check-label {
-    line-height: 1;
-    user-select: none;
-}
-
-.preview-pane {
-    background-color: #f8f9fa;
-    overflow-y: auto;
-    max-height: 600px;
-}
-
-.danger-zone {
-    padding: 1rem;
-    border: 1px solid #f3b5b5;
-    border-radius: 0.75rem;
-    background: #fff5f5;
-}
-
-.danger-zone-title {
-    color: #9f1c1c;
-    font-size: 1rem;
-    font-weight: 700;
-}
-
-.danger-zone-copy {
-    color: #7a2727;
-    font-size: 0.9rem;
-}
-
-.task-mention-panel {
-    margin-top: 0.45rem;
-    border: 1px solid #dbe4f0;
-    border-radius: 10px;
-    background: #fbfdff;
-    padding: 0.5rem;
-    max-height: 220px;
-    overflow-y: auto;
-}
-
-.task-mention-option {
-    width: 100%;
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    border: 0;
-    background: transparent;
-    padding: 0.35rem 0.45rem;
-    border-radius: 6px;
-    text-align: left;
-}
-
-.task-mention-option:hover {
-    background: #eef3ff;
-}
-
-.task-picker {
-    background: #fff;
-    min-height: 300px;
-    display: flex;
-    flex-direction: column;
-    overflow: hidden;
-}
-
-.task-picker-header {
-    background: #f8f9fa;
-    min-height: 34px;
-}
-
-.task-picker-search {
-    background: #fff;
-}
-
-.task-picker-list {
-    overflow-y: auto;
-    max-height: 520px;
-    padding: 0.25rem;
-}
-
-.task-picker-item {
-    width: 100%;
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    border: 0;
-    background: transparent;
-    border-radius: 8px;
-    padding: 0.35rem 0.45rem;
-    text-align: left;
-    gap: 0.4rem;
-    color: #333;
-}
-
-.task-picker-item:hover {
-    background: #eef3ff;
-}
-
-.task-picker-title {
-    overflow: hidden;
-    text-overflow: ellipsis;
-    white-space: nowrap;
-}
-
-.task-picker-empty {
-    padding: 0.7rem;
-}
-
-.task-picker-item small {
-    font-size: 0.7rem;
-    color: #6b7280;
-}
-
-.task-picker .btn-link {
-    text-decoration: none;
-}
-
-.task-picker-item {
-    flex-wrap: wrap;
-}
-
-.markdown-body :deep(.task-inline-link) {
-    display: inline-flex;
-    align-items: center;
-    gap: 0.35rem;
-    padding: 0.18rem 0.5rem;
-    border-radius: 999px;
-    border: 1px solid #c7d8ff;
-    background: #eef4ff;
-    color: #2c4ea3;
-    font-weight: 600;
-    text-decoration: none;
-}
-
-.markdown-body :deep(.task-inline-title) {
-    line-height: 1;
-}
-
-.markdown-body :deep(.task-inline-status) {
-    line-height: 1;
-    font-size: 0.72rem;
-    font-weight: 700;
-    border-radius: 999px;
-    padding: 0.16rem 0.42rem;
-    border: 1px solid color-mix(in srgb, var(--task-status-color, #5c7bd9) 60%, #ffffff 40%);
-    background: color-mix(in srgb, var(--task-status-color, #5c7bd9) 18%, #ffffff 82%);
-    color: color-mix(in srgb, var(--task-status-color, #5c7bd9) 72%, #0f172a 28%);
-}
-
-.markdown-body :deep(.task-inline-link:hover) {
-    background: #dfeaff;
-    border-color: #aac4ff;
-}
-
-.markdown-body :deep(.task-inline-link i) {
-    font-size: 0.9rem;
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .editor-toolbar {
-    border-bottom-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .flag-check {
-    background: #2d3748;
-    border-color: #4a5568;
-}
-
-:root[data-bs-theme="dark"] .preview-pane {
-    background-color: #21252e;
-}
-
-:root[data-bs-theme="dark"] .danger-zone {
-    background: #2d1a1a;
-    border-color: #7a3030;
-}
-
-:root[data-bs-theme="dark"] .danger-zone-title {
-    color: #fc8181;
-}
-
-:root[data-bs-theme="dark"] .danger-zone-copy {
-    color: #fca5a5;
-}
-
-:root[data-bs-theme="dark"] .task-mention-panel {
-    border-color: #3a4558;
-    background: #1f2733;
-}
-
-:root[data-bs-theme="dark"] .task-mention-option:hover {
-    background: #2b3646;
-}
-
-:root[data-bs-theme="dark"] .task-picker {
-    border-color: #3a3f4b !important;
-    background: #21252e;
-}
-
-:root[data-bs-theme="dark"] .task-picker-header {
-    background: #21252e;
-    border-bottom-color: #3a3f4b !important;
-}
-
-:root[data-bs-theme="dark"] .task-picker-search {
-    background: #21252e;
-    border-bottom-color: #3a3f4b !important;
-}
-
-:root[data-bs-theme="dark"] .task-picker-search .form-control {
-    background: #1f2430;
-    border-color: #3a3f4b;
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .task-picker-item {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .task-picker-item:hover {
-    background: #2d3748;
-}
-
-:root[data-bs-theme="dark"] .task-picker-item small {
-    color: #a8b4c7;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link) {
-    border-color: #35508b;
-    background: #1b2a4a;
-    color: #9ec0ff;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link:hover) {
-    background: #22345c;
-    border-color: #4566ad;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-status) {
-    border-color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 65%, #1e293b 35%);
-    background: color-mix(in srgb, var(--task-status-color, #7aa2f7) 26%, #111827 74%);
-    color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 70%, #dbeafe 30%);
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/NoteEditor.css"></style>

frontend/src/components/NoteList.vue

@@ -1,272 +0,0 @@
-<template>
-    <div class="note-list" :class="{ 'note-list--list': viewMode === 'list' }">
-        <div v-if="notes.length === 0" class="empty-notes-state" role="status" aria-live="polite">
-            <i class="mdi mdi-file-document-outline empty-notes-icon" aria-hidden="true"></i>
-            <h3 class="empty-notes-title">No Notes Yet</h3>
-            <p class="empty-notes-message">This space is empty for now. Create your first note to get started.</p>
-        </div>
-
-        <div v-for="note in notes" :key="note.id" class="note-card" :class="{ 'is-pinned': note.is_pinned, 'is-featured': note.is_favorite || note.is_featured }" @click="selectNote(note)">
-            <h5 class="note-title">
-                <i v-if="note.is_pinned" class="mdi mdi-pin pin-icon" aria-hidden="true"></i>
-                <i v-else-if="note.is_favorite || note.is_featured" class="mdi mdi-star featured-icon" aria-hidden="true"></i>
-                {{ note.title }}
-            </h5>
-            <p class="note-preview">{{ getDescription(note) }}</p>
-            <small class="text-muted">Updated: {{ formatDate(note.updated_at) }}</small>
-        </div>
-
-        <div v-if="canLoadMore" class="list-footer">
-            <button class="btn btn-outline-secondary" :disabled="isLoadingMore" @click="emit('loadMore')">
-                {{ isLoadingMore ? "Loading..." : "Load more" }}
-            </button>
-        </div>
-    </div>
-</template>
-
-<script setup>
-defineProps({
-    notes: {
-        type: Array,
-        default: () => [],
-    },
-    canLoadMore: {
-        type: Boolean,
-        default: false,
-    },
-    isLoadingMore: {
-        type: Boolean,
-        default: false,
-    },
-    viewMode: {
-        type: String,
-        default: "grid",
-    },
-});
-
-const emit = defineEmits(["selectNote", "loadMore"]);
-
-const selectNote = (note) => {
-    emit("selectNote", note);
-};
-
-const formatDate = (dateString) => {
-    return new Date(dateString).toLocaleDateString();
-};
-
-const getDescription = (note) => {
-    const description = (note?.description || "").trim();
-    if (!description) {
-        return "No description";
-    }
-    return description;
-};
-</script>
-
-<style scoped>
-.note-list {
-    display: grid;
-    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
-    gap: 1rem;
-}
-
-.empty-notes-state {
-    grid-column: 1 / -1;
-    min-height: 48vh;
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    justify-content: center;
-    text-align: center;
-    border: 1px dashed #cfd6e4;
-    border-radius: 14px;
-    background: linear-gradient(180deg, #f8f9fc 0%, #eef3fb 100%);
-    padding: 2rem 1.5rem;
-}
-
-.empty-notes-icon {
-    font-size: 5.25rem;
-    line-height: 1;
-    color: #60789a;
-    margin-bottom: 0.85rem;
-}
-
-.empty-notes-title {
-    margin: 0;
-    color: #23364f;
-    font-size: 1.8rem;
-    font-weight: 700;
-}
-
-.empty-notes-message {
-    margin: 0.75rem 0 0;
-    max-width: 460px;
-    color: #4f637d;
-    font-size: 1.05rem;
-}
-
-.note-card {
-    border: 1px solid #dee2e6;
-    border-radius: 8px;
-    padding: 1rem;
-    cursor: pointer;
-    transition: all 0.3s ease;
-}
-
-.note-card:hover {
-    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
-    transform: translateY(-2px);
-}
-
-.note-title {
-    margin-bottom: 0.5rem;
-    color: #333;
-    display: flex;
-    align-items: center;
-    gap: 0.3rem;
-}
-
-.pin-icon {
-    color: #408aca;
-    font-size: 0.9em;
-    flex-shrink: 0;
-}
-
-.featured-icon {
-    color: #f08c00;
-    font-size: 0.95em;
-    flex-shrink: 0;
-}
-
-.note-card.is-pinned {
-    background: #dbf5ff;
-    border-color: #a8d1ff;
-}
-
-.note-card.is-featured {
-    border-color: #ffd8a8;
-    background: #fff9db;
-}
-
-.note-preview {
-    color: #666;
-    margin-bottom: 0.5rem;
-    overflow: hidden;
-    text-overflow: ellipsis;
-    white-space: nowrap;
-}
-
-.list-footer {
-    grid-column: 1 / -1;
-    display: flex;
-    justify-content: center;
-    margin-top: 0.5rem;
-}
-
-/* List view overrides */
-.note-list--list {
-    display: flex;
-    flex-direction: column;
-    gap: 0.4rem;
-}
-
-.note-list--list .note-card {
-    display: flex;
-    align-items: center;
-    gap: 1rem;
-    padding: 0.6rem 1rem;
-    border-radius: 6px;
-}
-
-.note-list--list .note-card:hover {
-    transform: none;
-    box-shadow: none;
-    background-color: #eef2ff;
-    border-color: #667eea;
-    border-left: 3px solid #667eea;
-}
-
-.note-list--list .note-title {
-    flex: 0 0 220px;
-    margin-bottom: 0;
-    white-space: nowrap;
-    overflow: hidden;
-    text-overflow: ellipsis;
-}
-
-.note-list--list .note-preview {
-    flex: 1;
-    margin-bottom: 0;
-}
-
-.note-list--list .note-card > small {
-    flex: 0 0 auto;
-    white-space: nowrap;
-}
-
-.note-list--list .list-footer {
-    grid-column: unset;
-}
-
-@media (max-width: 768px) {
-    .empty-notes-state {
-        min-height: 40vh;
-        padding: 1.5rem 1rem;
-    }
-
-    .empty-notes-icon {
-        font-size: 4.3rem;
-    }
-
-    .empty-notes-title {
-        font-size: 1.45rem;
-    }
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .empty-notes-state {
-    border-color: #3a3f4b;
-    background: linear-gradient(180deg, #1e2430 0%, #21252e 100%);
-}
-
-:root[data-bs-theme="dark"] .empty-notes-title {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .empty-notes-message {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .note-card {
-    border-color: #3a3f4b;
-    background-color: #21252e;
-}
-
-:root[data-bs-theme="dark"] .note-card:hover {
-    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
-}
-
-:root[data-bs-theme="dark"] .note-list--list .note-card:hover {
-    background-color: #2a2f3a;
-    border-color: #7aa2f7;
-    border-left-color: #7aa2f7;
-}
-
-:root[data-bs-theme="dark"] .note-title {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .note-preview {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .note-card.is-pinned {
-    background: #1a3a5c;
-    border-color: #2d6a9f;
-}
-
-:root[data-bs-theme="dark"] .note-card.is-featured {
-    background: #3a2e0a;
-    border-color: #7a5a0a;
-}
-</style>

frontend/src/components/NoteViewer.vue

@@ -152,196 +152,4 @@ const onMarkdownClick = (event) => {
 };
 </script>
 
-<style scoped>
-.note-viewer {
-    max-width: 900px;
-}
-
-.note-meta {
-    padding-bottom: 1rem;
-    border-bottom: 1px solid #e9ecef;
-}
-
-.meta-grid {
-    display: flex;
-    gap: 1rem;
-    flex-wrap: wrap;
-}
-
-.tag-chip {
-    display: inline-flex;
-    align-items: center;
-    padding: 0.2rem 0.55rem;
-    border-radius: 999px;
-    background: #eef2ff;
-    color: #364fc7;
-    font-size: 0.8rem;
-}
-
-.state-chip {
-    display: inline-flex;
-    align-items: center;
-    padding: 0.25rem 0.6rem;
-    border-radius: 999px;
-    font-size: 0.8rem;
-    font-weight: 600;
-}
-
-.pinned-chip {
-    color: #005f8f;
-    background: #dbf5ff;
-    border: 1px solid #a8d1ff;
-}
-
-.featured-chip {
-    color: #8d7619;
-
-    border: 1px solid #ffd8a8;
-    background: #fff9db;
-}
-
-.public-chip {
-    color: #0c5460;
-    border: 1px solid #a5d8ff;
-    background: #e7f5ff;
-}
-
-.private-chip {
-    color: #5f3dc4;
-    border: 1px solid #d0bfff;
-    background: #f3f0ff;
-}
-.protected-chip {
-    color: #7f5539;
-    border: 1px solid #e0c3a6;
-    background: #fff4e6;
-}
-
-.markdown-body :deep(.task-inline-link) {
-    display: inline-flex;
-    align-items: center;
-    gap: 0.35rem;
-    padding: 0.18rem 0.5rem;
-    border-radius: 999px;
-    border: 1px solid #c7d8ff;
-    background: #eef4ff;
-    color: #2c4ea3;
-    font-weight: 600;
-    text-decoration: none;
-}
-
-.markdown-body :deep(.task-inline-title) {
-    line-height: 1;
-}
-
-.markdown-body :deep(.task-inline-status) {
-    line-height: 1;
-    font-size: 0.72rem;
-    font-weight: 700;
-    border-radius: 999px;
-    padding: 0.16rem 0.42rem;
-    border: 1px solid color-mix(in srgb, var(--task-status-color, #5c7bd9) 60%, #ffffff 40%);
-    background: color-mix(in srgb, var(--task-status-color, #5c7bd9) 18%, #ffffff 82%);
-    color: color-mix(in srgb, var(--task-status-color, #5c7bd9) 72%, #0f172a 28%);
-}
-
-.markdown-body :deep(.task-inline-link:hover) {
-    background: #dfeaff;
-    border-color: #aac4ff;
-}
-
-.markdown-body :deep(.task-inline-link i) {
-    font-size: 0.9rem;
-}
-
-.markdown-body :deep(h1),
-.markdown-body :deep(h2),
-.markdown-body :deep(h3) {
-    margin-top: 1.5rem;
-    margin-bottom: 0.75rem;
-}
-
-.markdown-body :deep(p),
-.markdown-body :deep(li) {
-    line-height: 1.7;
-}
-
-.markdown-body :deep(pre) {
-    padding: 1rem;
-    border-radius: 0.75rem;
-    overflow-x: auto;
-}
-
-.markdown-body :deep(code) {
-    font-family: "Courier New", monospace;
-}
-
-.markdown-body :deep(blockquote) {
-    margin: 1rem 0;
-    padding: 0.75rem 1rem;
-    border-left: 4px solid #748ffc;
-    background: #f8f9ff;
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .note-meta {
-    border-bottom-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .tag-chip {
-    background: #1e2d5f;
-    color: #93b4ff;
-}
-
-:root[data-bs-theme="dark"] .pinned-chip {
-    color: #7dd3fc;
-    background: #1a3a5c;
-    border-color: #2d6a9f;
-}
-
-:root[data-bs-theme="dark"] .featured-chip {
-    color: #fbbf24;
-    background: #3a2e0a;
-    border-color: #7a5a0a;
-}
-
-:root[data-bs-theme="dark"] .public-chip {
-    color: #67e8f9;
-    background: #0c2a3a;
-    border-color: #1d6a7a;
-}
-
-:root[data-bs-theme="dark"] .private-chip {
-    color: #c4b5fd;
-    background: #2d1f5e;
-    border-color: #5b3f9a;
-}
-
-:root[data-bs-theme="dark"] .protected-chip {
-    color: #fdba74;
-    background: #3a1f0a;
-    border-color: #7a4f1a;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(blockquote) {
-    background: #1e2430;
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link) {
-    border-color: #35508b;
-    background: #1b2a4a;
-    color: #9ec0ff;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-link:hover) {
-    background: #22345c;
-    border-color: #4566ad;
-}
-
-:root[data-bs-theme="dark"] .markdown-body :deep(.task-inline-status) {
-    border-color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 65%, #1e293b 35%);
-    background: color-mix(in srgb, var(--task-status-color, #7aa2f7) 26%, #111827 74%);
-    color: color-mix(in srgb, var(--task-status-color, #7aa2f7) 70%, #dbeafe 30%);
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/NoteViewer.css"></style>

frontend/src/components/SearchResultsPage.vue

@@ -3,23 +3,23 @@
         <header class="search-results-header">
             <h2>Search Results</h2>
             <p v-if="query" class="search-meta">{{ totalResults }} matches for "{{ query }}"</p>
-            <p v-else class="search-meta">Type in the top bar and press Enter to search notes.</p>
+            <p v-else class="search-meta">Type in the top bar and press Enter to search notes and task lists.</p>
         </header>
 
         <div v-if="!query" class="empty-state">
             <i class="mdi mdi-magnify empty-state-icon" aria-hidden="true"></i>
             <h3>Start your search</h3>
-            <p>Use a title, content keyword, or tag to find matching notes in the selected space.</p>
+            <p>Use a title, content keyword, or tag to find matching notes and task lists in the selected space.</p>
         </div>
 
         <div v-else-if="totalResults === 0" class="empty-state">
             <i class="mdi mdi-file-search-outline empty-state-icon" aria-hidden="true"></i>
-            <h3>No matching notes</h3>
+            <h3>No matching results</h3>
             <p>Try different keywords or a shorter phrase.</p>
         </div>
 
         <div v-else>
-            <NoteList :notes="paginatedNotes" :view-mode="viewMode" @select-note="emit('select-note', $event)" />
+            <WorkspaceList :items="paginatedItems" :view-mode="viewMode" @select-note="emit('select-note', $event)" @select-task-list="emit('select-task-list', $event)" />
 
             <nav v-if="totalPages > 1" class="pagination-bar" aria-label="Search result pages">
                 <button class="btn btn-outline-secondary" :disabled="currentPage <= 1" @click="goToPage(currentPage - 1)">Previous</button>
@@ -32,14 +32,14 @@
 
 <script setup>
 import { computed } from "vue";
-import NoteList from "./NoteList.vue";
+import WorkspaceList from "./WorkspaceList.vue";
 
 const props = defineProps({
     query: {
         type: String,
         default: "",
     },
-    notes: {
+    items: {
         type: Array,
         default: () => [],
     },
@@ -57,9 +57,9 @@ const props = defineProps({
     },
 });
 
-const emit = defineEmits(["select-note", "page-change"]);
+const emit = defineEmits(["select-note", "select-task-list", "page-change"]);
 
-const totalResults = computed(() => props.notes.length);
+const totalResults = computed(() => props.items.length);
 const totalPages = computed(() => Math.max(1, Math.ceil(totalResults.value / props.pageSize)));
 
 const normalizedPage = computed(() => {
@@ -69,9 +69,9 @@ const normalizedPage = computed(() => {
     return Math.min(props.currentPage, totalPages.value);
 });
 
-const paginatedNotes = computed(() => {
+const paginatedItems = computed(() => {
     const start = (normalizedPage.value - 1) * props.pageSize;
-    return props.notes.slice(start, start + props.pageSize);
+    return props.items.slice(start, start + props.pageSize);
 });
 
 const goToPage = (page) => {
@@ -82,103 +82,4 @@ const goToPage = (page) => {
 };
 </script>
 
-<style scoped>
-.search-results-page {
-    max-width: 1200px;
-    margin: 0 auto;
-}
-
-.search-results-header {
-    margin-bottom: 1.5rem;
-}
-
-.search-results-header h2 {
-    margin: 0;
-    font-size: 1.5rem;
-    color: #223149;
-}
-
-.search-meta {
-    margin: 0.35rem 0 0;
-    color: #5b6f8b;
-}
-
-.pagination-bar {
-    margin-top: 1.25rem;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    gap: 0.85rem;
-}
-
-.page-indicator {
-    color: #4f637d;
-    font-weight: 600;
-}
-
-.empty-state {
-    min-height: 48vh;
-    border: 1px dashed #cfdae9;
-    border-radius: 14px;
-    background: radial-gradient(circle at 20% 20%, #f2f9ff 0%, #edf2ff 70%);
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    justify-content: center;
-    text-align: center;
-    padding: 2rem 1rem;
-}
-
-.empty-state-icon {
-    font-size: 4.2rem;
-    color: #60789a;
-    margin-bottom: 0.6rem;
-}
-
-.empty-state h3 {
-    margin: 0;
-    color: #223149;
-}
-
-.empty-state p {
-    margin: 0.6rem 0 0;
-    color: #5b6f8b;
-    max-width: 500px;
-}
-
-@media (max-width: 768px) {
-    .pagination-bar {
-        flex-direction: column;
-    }
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .search-results-header h2 {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .search-meta {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .page-indicator {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .empty-state {
-    border-color: #3a3f4b;
-    background: radial-gradient(circle at 20% 20%, #1a2035 0%, #1e2430 70%);
-}
-
-:root[data-bs-theme="dark"] .empty-state h3 {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .empty-state p {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .empty-state-icon {
-    color: #4a6fa5;
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/SearchResultsPage.css"></style>

frontend/src/components/SpaceSettingsModal.vue

@@ -1,5 +1,5 @@
 <template>
-    <teleport to="body">
+    <teleport v-if="!showDeleteConfirmModal" to="body">
         <div class="modal fade show d-block" tabindex="-1" role="dialog" aria-modal="true" @click.self="emit('close')">
             <div class="modal-dialog modal-lg modal-dialog-centered" role="document">
                 <div class="modal-content">
@@ -76,13 +76,17 @@
 
                         <template v-if="canDeleteSpace">
                             <hr />
-                            <div class="border border-danger rounded p-3 mt-3">
-                                <h6 class="text-danger mb-1">Danger Zone</h6>
-                                <p class="text-muted small mb-3">Permanently delete this space and all its notes, categories, and members. This cannot be undone.</p>
-                                <button class="btn btn-danger btn-sm" :disabled="deleting" @click="deleteSpace">
+                            <DangerZonePanel
+                                class="mt-4"
+                                title-id="danger-zone-title"
+                                title="Danger Zone"
+                                description="Permanently delete this space and all its notes, categories, and members. This cannot be undone."
+                            >
+                                <button class="btn btn-danger" type="button" :disabled="deleting" @click="requestDeleteSpace">
+                                    <i class="mdi mdi-delete-outline me-1" aria-hidden="true"></i>
                                     {{ deleting ? "Deleting..." : "Delete Space" }}
                                 </button>
-                            </div>
+                            </DangerZonePanel>
                         </template>
 
                         <div v-if="error" class="alert alert-danger mt-3 mb-0">{{ error }}</div>
@@ -93,12 +97,23 @@
         </div>
         <div class="modal-backdrop fade show"></div>
     </teleport>
+
+    <ConfirmActionModal
+        :visible="showDeleteConfirmModal"
+        :title="deleteConfirmTitle"
+        :message="deleteConfirmMessage"
+        :busy="deleteConfirmBusy"
+        @close="closeDeleteConfirmModal"
+        @confirm="confirmDeleteAction"
+    />
 </template>
 
 <script setup>
 import { computed, ref, watch } from "vue";
 import apiClient from "../services/apiClient";
 import { useAuthStore } from "../stores/authStore";
+import ConfirmActionModal from "./ConfirmActionModal.vue";
+import DangerZonePanel from "./DangerZonePanel.vue";
 
 const props = defineProps({
     space: {
@@ -130,6 +145,20 @@ const success = ref("");
 const memberForm = ref({ user_id: "" });
 const canViewMembers = computed(() => authStore.hasSpacePermission(props.space, "settings.member.view"));
 const canManageMembers = computed(() => authStore.hasSpacePermission(props.space, "settings.member.manage"));
+const showDeleteConfirmModal = ref(false);
+const deleteConfirmBusy = ref(false);
+const deleteConfirmIntent = ref({
+    type: "",
+    payload: null,
+});
+const deleteConfirmTitle = computed(() => (deleteConfirmIntent.value.type === "member" ? "Remove Member" : "Delete Space"));
+const deleteConfirmMessage = computed(() => {
+    if (deleteConfirmIntent.value.type === "member") {
+        const memberName = deleteConfirmIntent.value.payload?.username || deleteConfirmIntent.value.payload?.user_id || "this member";
+        return `Remove member "${memberName}" from this space?`;
+    }
+    return `Permanently delete space "${props.space.name}"? All notes, categories, and members will be removed. This cannot be undone.`;
+});
 
 watch(
     () => props.space,
@@ -224,13 +253,24 @@ const addMember = async () => {
     }
 };
 
-const removeMember = async (member) => {
+const removeMember = (member) => {
     if (!canManageMembers.value) {
         return;
     }
 
-    const memberName = member?.username || member?.user_id;
-    if (!member?.user_id || !confirm(`Remove member "${memberName}" from this space?`)) {
+    if (!member?.user_id) {
+        return;
+    }
+
+    deleteConfirmIntent.value = {
+        type: "member",
+        payload: member,
+    };
+    showDeleteConfirmModal.value = true;
+};
+
+const removeMemberConfirmed = async (member) => {
+    if (!member?.user_id) {
         return;
     }
 
@@ -251,10 +291,15 @@ if (canViewMembers.value) {
     Promise.all([loadMembers(), loadUserOptions()]);
 }
 
-const deleteSpace = async () => {
-    if (!confirm(`Permanently delete space "${props.space.name}"? All notes, categories, and members will be removed. This cannot be undone.`)) {
-        return;
-    }
+const requestDeleteSpace = () => {
+    deleteConfirmIntent.value = {
+        type: "space",
+        payload: props.space,
+    };
+    showDeleteConfirmModal.value = true;
+};
+
+const deleteSpaceConfirmed = async () => {
     deleting.value = true;
     clearMessages();
     try {
@@ -262,8 +307,49 @@ const deleteSpace = async () => {
         emit("deleted", props.space);
     } catch (e) {
         error.value = e.response?.data || "Failed to delete space.";
+        throw e;
     } finally {
         deleting.value = false;
     }
 };
+
+const closeDeleteConfirmModal = () => {
+    if (deleteConfirmBusy.value) {
+        return;
+    }
+
+    showDeleteConfirmModal.value = false;
+    deleteConfirmIntent.value = {
+        type: "",
+        payload: null,
+    };
+};
+
+const confirmDeleteAction = async () => {
+    if (deleteConfirmBusy.value) {
+        return;
+    }
+
+    const { type, payload } = deleteConfirmIntent.value;
+    if (!type) {
+        return;
+    }
+
+    deleteConfirmBusy.value = true;
+    try {
+        if (type === "member") {
+            await removeMemberConfirmed(payload);
+        } else if (type === "space") {
+            await deleteSpaceConfirmed();
+        }
+
+        showDeleteConfirmModal.value = false;
+        deleteConfirmIntent.value = {
+            type: "",
+            payload: null,
+        };
+    } finally {
+        deleteConfirmBusy.value = false;
+    }
+};
 </script>

frontend/src/components/TaskBoard.vue

@@ -5,19 +5,10 @@
                 <h4 class="mb-0">Tasks</h4>
                 <p class="text-muted small mb-0">Track work with ordered statuses.</p>
             </div>
-            <button class="btn btn-primary" @click="emit('create-task')">
-                <i class="mdi mdi-checkbox-marked-circle-plus-outline me-1" aria-hidden="true"></i>
-                New Task
-            </button>
+            <button v-if="selectedTaskList" class="btn btn-sm btn-outline-secondary" @click="emit('edit-task-list')"><i class="mdi mdi-cog-outline me-1" aria-hidden="true"></i>Edit Task List</button>
         </div>
 
         <div class="task-filters">
-            <select v-model="filterCategory" class="form-select" @change="emitFilters">
-                <option value="">All categories</option>
-                <option v-for="category in categoryOptions" :key="category.id" :value="category.id">
-                    {{ category.label }}
-                </option>
-            </select>
             <select v-model="filterStatus" class="form-select" @change="emitFilters">
                 <option value="">All statuses</option>
                 <option v-for="status in statuses" :key="status.id" :value="status.id">
@@ -33,36 +24,6 @@
             </select>
         </div>
 
-        <div class="status-lane">
-            <div class="lane-header">
-                <strong>Status Progression</strong>
-                <button class="btn btn-sm btn-outline-primary" @click="openCreateStatusModal">Add Status</button>
-            </div>
-            <div class="status-list">
-                <div
-                    v-for="status in statuses"
-                    :key="status.id"
-                    class="status-item"
-                    :class="{ 'is-drag-over': dragOverStatusId === status.id }"
-                    draggable="true"
-                    @dragstart="onStatusDragStart(status.id)"
-                    @dragover.prevent="onStatusDragOver(status.id)"
-                    @dragleave="onStatusDragLeave(status.id)"
-                    @drop.prevent="onStatusDrop(status.id)"
-                    @dragend="onStatusDragEnd"
-                >
-                    <span class="drag-handle" aria-hidden="true">
-                        <i class="mdi mdi-drag-horizontal-variant"></i>
-                    </span>
-                    <span class="status-dot" :style="{ backgroundColor: status.color || '#7c8596' }"></span>
-                    <span class="status-name">{{ status.name }}</span>
-                    <div class="status-actions">
-                        <button class="btn btn-sm btn-outline-secondary" @click="openEditStatusModal(status)">Edit</button>
-                    </div>
-                </div>
-            </div>
-        </div>
-
         <div class="task-status-groups">
             <div v-if="!tasks.length" class="empty-state">No tasks matched these filters.</div>
 
@@ -194,42 +155,6 @@
                 </div>
             </section>
         </div>
-
-        <teleport to="body">
-            <div v-if="showStatusModal" class="modal fade show d-block" tabindex="-1" role="dialog" aria-modal="true" @click.self="closeStatusModal">
-                <div class="modal-dialog modal-dialog-centered" role="document">
-                    <div class="modal-content">
-                        <div class="modal-header">
-                            <h5 class="modal-title">{{ statusMode === "create" ? "Create Task Status" : "Edit Task Status" }}</h5>
-                            <button type="button" class="btn-close" aria-label="Close" @click="closeStatusModal"></button>
-                        </div>
-                        <div class="modal-body">
-                            <label class="form-label" for="taskStatusName">Status Name</label>
-                            <input id="taskStatusName" v-model="statusForm.name" type="text" class="form-control" maxlength="100" placeholder="e.g. Blocked" />
-
-                            <label class="form-label mt-3" for="taskStatusColor">Status Color</label>
-                            <div class="status-color-row">
-                                <input id="taskStatusColor" v-model="statusForm.color" type="color" class="form-control form-control-color" title="Choose status color" />
-                                <input v-model="statusForm.color" type="text" class="form-control" placeholder="#7c8596" maxlength="20" />
-                            </div>
-
-                            <section v-if="statusMode === 'edit'" class="danger-zone mt-4" aria-labelledby="status-danger-zone-title">
-                                <h6 id="status-danger-zone-title" class="danger-zone-title">Danger Zone</h6>
-                                <p class="danger-zone-copy mb-2">Deleting this status is permanent and cannot be undone.</p>
-                                <button type="button" class="btn btn-outline-danger" @click="deleteStatusFromModal">Delete Status</button>
-                            </section>
-                        </div>
-                        <div class="modal-footer">
-                            <button type="button" class="btn btn-outline-secondary" @click="closeStatusModal">Cancel</button>
-                            <button type="button" class="btn btn-primary" @click="submitStatusForm">
-                                {{ statusMode === "create" ? "Create" : "Save" }}
-                            </button>
-                        </div>
-                    </div>
-                </div>
-            </div>
-            <div v-if="showStatusModal" class="modal-backdrop fade show"></div>
-        </teleport>
     </section>
 </template>
 
@@ -245,28 +170,18 @@ const props = defineProps({
         type: Array,
         default: () => [],
     },
-    categoryOptions: {
-        type: Array,
-        default: () => [],
+    selectedTaskList: {
+        type: Object,
+        default: null,
     },
 });
 
-const emit = defineEmits(["create-task", "select-task", "filter-change", "reorder-status", "create-status", "rename-status", "delete-status", "update-task-status"]);
+const emit = defineEmits(["create-task", "select-task", "filter-change", "update-task-status", "edit-task-list"]);
 
-const filterCategory = ref("");
 const filterStatus = ref("");
 const filterParent = ref("");
-const showStatusModal = ref(false);
-const statusMode = ref("create");
-const editingStatusId = ref("");
-const draggedStatusId = ref("");
-const dragOverStatusId = ref("");
 const expandedTaskIds = ref({});
 const openStatusMenuTaskId = ref("");
-const statusForm = ref({
-    name: "",
-    color: "#7c8596",
-});
 
 const parentTaskOptions = computed(() => props.tasks.filter((task) => task.depth < 2));
 const tasksById = computed(() => {
@@ -307,7 +222,6 @@ const statusSections = computed(() =>
 
 const emitFilters = () => {
     emit("filter-change", {
-        categoryId: filterCategory.value || null,
         statusId: filterStatus.value || null,
         parentTaskId: filterParent.value || null,
     });
@@ -379,514 +293,6 @@ onMounted(() => {
 onBeforeUnmount(() => {
     document.removeEventListener("click", onDocumentClick);
 });
-
-const onStatusDragStart = (statusId) => {
-    draggedStatusId.value = statusId;
-};
-
-const onStatusDragOver = (statusId) => {
-    dragOverStatusId.value = statusId;
-};
-
-const onStatusDragLeave = (statusId) => {
-    if (dragOverStatusId.value === statusId) {
-        dragOverStatusId.value = "";
-    }
-};
-
-const onStatusDrop = (targetStatusId) => {
-    if (!draggedStatusId.value || draggedStatusId.value === targetStatusId) {
-        onStatusDragEnd();
-        return;
-    }
-
-    const ordered = props.statuses.map((item) => item.id);
-    const fromIndex = ordered.indexOf(draggedStatusId.value);
-    const targetIndex = ordered.indexOf(targetStatusId);
-    if (fromIndex < 0 || targetIndex < 0) {
-        onStatusDragEnd();
-        return;
-    }
-
-    ordered.splice(fromIndex, 1);
-    const insertIndex = ordered.indexOf(targetStatusId);
-    ordered.splice(insertIndex, 0, draggedStatusId.value);
-
-    emit("reorder-status", ordered);
-    onStatusDragEnd();
-};
-
-const onStatusDragEnd = () => {
-    draggedStatusId.value = "";
-    dragOverStatusId.value = "";
-};
-
-const closeStatusModal = () => {
-    showStatusModal.value = false;
-    statusMode.value = "create";
-    editingStatusId.value = "";
-    statusForm.value = {
-        name: "",
-        color: "#7c8596",
-    };
-};
-
-const openCreateStatusModal = () => {
-    statusMode.value = "create";
-    editingStatusId.value = "";
-    statusForm.value = {
-        name: "",
-        color: "#7c8596",
-    };
-    showStatusModal.value = true;
-};
-
-const openEditStatusModal = (status) => {
-    statusMode.value = "edit";
-    editingStatusId.value = status.id;
-    statusForm.value = {
-        name: status.name || "",
-        color: status.color || "#7c8596",
-    };
-    showStatusModal.value = true;
-};
-
-const submitStatusForm = () => {
-    const name = statusForm.value.name?.trim();
-    if (!name) {
-        return;
-    }
-
-    const color = statusForm.value.color?.trim() || "";
-
-    if (statusMode.value === "create") {
-        emit("create-status", { name, color });
-    } else {
-        if (!editingStatusId.value) {
-            return;
-        }
-        emit("rename-status", {
-            id: editingStatusId.value,
-            name,
-            color,
-        });
-    }
-
-    closeStatusModal();
-};
-
-const deleteStatusFromModal = () => {
-    if (statusMode.value !== "edit" || !editingStatusId.value) {
-        return;
-    }
-    emit("delete-status", {
-        id: editingStatusId.value,
-        name: statusForm.value.name?.trim() || "",
-        color: statusForm.value.color?.trim() || "",
-    });
-    closeStatusModal();
-};
 </script>
 
-<style scoped>
-.task-board {
-    display: flex;
-    flex-direction: column;
-    gap: 1rem;
-}
-
-.task-board-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    gap: 1rem;
-}
-
-.task-filters {
-    display: grid;
-    grid-template-columns: repeat(3, minmax(0, 1fr));
-    gap: 0.75rem;
-}
-
-.status-lane {
-    border: 1px solid #d9e2ec;
-    border-radius: 12px;
-    padding: 0.75rem;
-    background: linear-gradient(180deg, #fcfdff 0%, #f5f8fc 100%);
-}
-
-.lane-header {
-    display: flex;
-    justify-content: space-between;
-    align-items: center;
-    margin-bottom: 0.5rem;
-}
-
-.status-list {
-    display: flex;
-    flex-direction: column;
-    gap: 0.45rem;
-}
-
-.status-item {
-    display: flex;
-    align-items: center;
-    gap: 0.55rem;
-    padding: 0.4rem 0.45rem;
-    border-radius: 8px;
-    background: #ffffff;
-    border: 1px solid #e4e9f0;
-    cursor: grab;
-}
-
-.status-item.is-drag-over {
-    border-color: #7aa2f7;
-    background: #eef3ff;
-}
-
-.drag-handle {
-    color: #74839a;
-    display: inline-flex;
-    align-items: center;
-    justify-content: center;
-}
-
-.status-dot {
-    width: 10px;
-    height: 10px;
-    border-radius: 999px;
-}
-
-.status-name {
-    flex: 1;
-    font-weight: 600;
-}
-
-.status-actions {
-    display: inline-flex;
-    gap: 0.35rem;
-}
-
-.task-status-groups {
-    display: flex;
-    flex-direction: column;
-    gap: 1rem;
-}
-
-.status-group {
-    border: 1px solid #dbe4f0;
-    border-radius: 12px;
-    overflow: visible;
-    background: #fff;
-}
-
-.status-group-header {
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    border-left: 6px solid transparent;
-    background: #f8fbff;
-    border-bottom: 1px solid #edf2f8;
-    padding: 0.65rem 0.85rem;
-}
-
-.status-group-title-wrap {
-    display: inline-flex;
-    align-items: center;
-    gap: 0.5rem;
-}
-
-.status-group-title {
-    font-weight: 700;
-    text-transform: uppercase;
-    letter-spacing: 0.02em;
-}
-
-.status-group-dot {
-    width: 10px;
-    height: 10px;
-    border-radius: 999px;
-}
-
-.status-group-count {
-    color: #5f6f87;
-    font-weight: 600;
-}
-
-.status-empty {
-    padding: 0.75rem 0.85rem;
-    color: #7a8799;
-    font-size: 0.9rem;
-}
-
-.task-tree-row {
-    border-bottom: 1px solid #edf2f8;
-}
-
-.task-tree-row:last-child {
-    border-bottom: 0;
-}
-
-.task-tree-row.level-1 .task-row {
-    padding-left: 2.1rem;
-}
-
-.task-tree-row.level-2 .task-row {
-    padding-left: 3.5rem;
-}
-
-.task-row {
-    width: 100%;
-    display: grid;
-    grid-template-columns: 28px 1fr auto;
-    gap: 0.65rem;
-    align-items: center;
-    border: 0;
-    background: #fff;
-    text-align: left;
-    padding: 0.7rem 0.85rem;
-}
-
-.task-row:hover {
-    background: #f4f8ff;
-}
-
-.status-group-header {
-    border-top-left-radius: 12px;
-    border-top-right-radius: 12px;
-}
-
-.status-group > .task-tree-row:last-child .task-row,
-.status-group > .task-tree-row:last-child > div > .task-tree-row:last-child .task-row,
-.status-group > .task-tree-row:last-child > div > .task-tree-row:last-child > div > .task-tree-row:last-child .task-row {
-    border-bottom-left-radius: 12px;
-    border-bottom-right-radius: 12px;
-}
-
-.tree-toggle {
-    width: 1.25rem;
-    color: #5f6f87;
-    display: inline-flex;
-    align-items: center;
-    justify-content: center;
-    border: 0;
-    background: transparent;
-    padding: 0;
-}
-
-.task-main {
-    display: flex;
-    flex-direction: column;
-    min-width: 0;
-}
-
-.task-main strong,
-.task-main small {
-    white-space: nowrap;
-    overflow: hidden;
-    text-overflow: ellipsis;
-}
-
-.task-status-menu {
-    position: relative;
-    display: inline-flex;
-}
-
-.status-trigger {
-    width: 28px;
-    height: 28px;
-    border: 0;
-    background: transparent;
-    border-radius: 999px;
-    display: inline-flex;
-    align-items: center;
-    justify-content: center;
-    cursor: pointer;
-}
-
-.status-trigger:hover {
-    background: #eef3f9;
-}
-
-.status-trigger-dot {
-    width: 14px;
-    height: 14px;
-    border: 2px solid #fff;
-    box-shadow: 0 0 0 1px rgba(67, 81, 98, 0.25);
-    border-radius: 999px;
-}
-
-.status-popup {
-    position: absolute;
-    right: 0;
-    top: calc(100% + 0.3rem);
-    min-width: 190px;
-    background: #151a22;
-    border: 1px solid #2a3343;
-    border-radius: 10px;
-    box-shadow: 0 12px 28px rgba(5, 9, 15, 0.35);
-    padding: 0.35rem;
-    z-index: 40;
-}
-
-.status-option {
-    width: 100%;
-    border: 0;
-    border-radius: 8px;
-    background: transparent;
-    color: #e8edf5;
-    display: grid;
-    grid-template-columns: 14px 1fr auto;
-    align-items: center;
-    gap: 0.55rem;
-    padding: 0.45rem 0.5rem;
-    text-align: left;
-}
-
-.status-option:hover,
-.status-option.selected {
-    background: rgba(255, 255, 255, 0.09);
-}
-
-.status-option-dot {
-    width: 14px;
-    height: 14px;
-    border-radius: 999px;
-    border: 2px solid;
-    background: transparent;
-}
-
-.status-option-label {
-    font-size: 0.86rem;
-    letter-spacing: 0.02em;
-    text-transform: uppercase;
-    font-weight: 600;
-}
-
-.status-option-check {
-    color: #e8edf5;
-    font-size: 0.95rem;
-}
-
-.empty-state {
-    padding: 1rem;
-    color: #6c757d;
-}
-
-.status-color-row {
-    display: grid;
-    grid-template-columns: auto 1fr;
-    gap: 0.5rem;
-    align-items: center;
-}
-
-.danger-zone {
-    border: 1px solid #f3b5b5;
-    border-radius: 0.75rem;
-    background: #fff5f5;
-    padding: 0.75rem;
-}
-
-.danger-zone-title {
-    color: #9f1c1c;
-    margin: 0;
-    font-weight: 700;
-}
-
-.danger-zone-copy {
-    color: #7a2727;
-    font-size: 0.9rem;
-}
-
-@media (max-width: 900px) {
-    .task-filters {
-        grid-template-columns: 1fr;
-    }
-
-    .task-row {
-        grid-template-columns: 24px 1fr;
-    }
-
-    .status-popup {
-        right: -0.2rem;
-        min-width: 170px;
-    }
-}
-
-/* ── Dark mode ── */
-:root[data-bs-theme="dark"] .status-lane {
-    background: linear-gradient(180deg, #1e2330 0%, #1a1d27 100%);
-    border-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .status-item {
-    background: #252b38;
-    border-color: #3a3f4b;
-    color: #c8d3e6;
-}
-
-:root[data-bs-theme="dark"] .status-item.is-drag-over {
-    border-color: #7aa2f7;
-    background: #1e2d4a;
-}
-
-:root[data-bs-theme="dark"] .drag-handle {
-    color: #5f6f87;
-}
-
-:root[data-bs-theme="dark"] .status-group {
-    background: #1e2230;
-    border-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .status-group-header {
-    background: #232840;
-    border-bottom-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .status-group-title {
-    color: #c8d3e6;
-}
-
-:root[data-bs-theme="dark"] .status-group-count {
-    color: #7a8fa8;
-}
-
-:root[data-bs-theme="dark"] .status-empty {
-    color: #5f6f87;
-}
-
-:root[data-bs-theme="dark"] .task-tree-row {
-    border-bottom-color: #2e3444;
-}
-
-:root[data-bs-theme="dark"] .task-row {
-    background: #1e2230;
-    color: #c8d3e6;
-}
-
-:root[data-bs-theme="dark"] .task-row:hover {
-    background: #252d40;
-}
-
-:root[data-bs-theme="dark"] .tree-toggle {
-    color: #7a8fa8;
-}
-
-:root[data-bs-theme="dark"] .task-main small {
-    color: #7a8fa8;
-}
-
-:root[data-bs-theme="dark"] .status-trigger:hover {
-    background: #2e3448;
-}
-
-:root[data-bs-theme="dark"] .status-trigger-dot {
-    border-color: #1e2230;
-    box-shadow: 0 0 0 1px rgba(180, 195, 220, 0.2);
-}
-
-:root[data-bs-theme="dark"] .empty-state {
-    color: #7a8fa8;
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/TaskBoard.css"></style>

frontend/src/components/TaskDetailModal.vue

@@ -16,12 +16,6 @@
                                 <label class="form-label mt-3">Description</label>
                                 <textarea v-model="localTask.description" class="form-control" rows="5" maxlength="2000"></textarea>
 
-                                <label class="form-label mt-3">Category</label>
-                                <select v-model="localTask.category_id" class="form-select">
-                                    <option value="">Uncategorized</option>
-                                    <option v-for="category in categoryOptions" :key="category.id" :value="category.id">{{ category.label }}</option>
-                                </select>
-
                                 <label class="form-label mt-3">Parent Task</label>
                                 <select v-model="localTask.parent_task_id" class="form-select">
                                     <option value="">No parent (top level)</option>
@@ -83,10 +77,6 @@ const props = defineProps({
         type: Array,
         default: () => [],
     },
-    categoryOptions: {
-        type: Array,
-        default: () => [],
-    },
     parentTaskOptions: {
         type: Array,
         default: () => [],
@@ -107,12 +97,12 @@ watch(
         localTask.value = {
             title: "",
             description: "",
-            category_id: "",
+            task_list_id: "",
             status_id: props.statuses[0]?.id || "",
             parent_task_id: "",
             note_links: [],
             ...value,
-            category_id: value?.category_id || "",
+            task_list_id: value?.task_list_id || "",
             parent_task_id: value?.parent_task_id || "",
             note_links: value?.note_links || [],
         };
@@ -138,70 +128,10 @@ const stepClass = (status) => {
 const saveTask = () => {
     emit("save-task", {
         ...localTask.value,
-        category_id: localTask.value.category_id || null,
+        task_list_id: localTask.value.task_list_id || null,
         parent_task_id: localTask.value.parent_task_id || null,
     });
 };
 </script>
 
-<style scoped>
-.status-progress {
-    display: flex;
-    flex-direction: column;
-    gap: 0.45rem;
-}
-
-.progress-step {
-    display: flex;
-    align-items: center;
-    gap: 0.45rem;
-    color: #627086;
-}
-
-.progress-step.current {
-    color: #0f172a;
-    font-weight: 700;
-}
-
-.progress-step.done {
-    color: #1f7a4d;
-}
-
-.dot {
-    width: 12px;
-    height: 12px;
-    border-radius: 999px;
-    border: 2px solid;
-}
-
-.subtask-row {
-    width: 100%;
-    margin-top: 0.35rem;
-    border: 1px solid #dbe4f0;
-    border-radius: 8px;
-    background: #f8fbff;
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    padding: 0.35rem 0.5rem;
-}
-
-/* ── Dark mode ── */
-:root[data-bs-theme="dark"] .progress-step {
-    color: #7a8fa8;
-}
-
-:root[data-bs-theme="dark"] .progress-step.current {
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .progress-step.done {
-    color: #4ade80;
-}
-
-:root[data-bs-theme="dark"] .subtask-row {
-    background: #252b38;
-    border-color: #3a3f4b;
-    color: #c8d3e6;
-}
-</style>
+<style scoped src="../assets/styles/scoped/components/TaskDetailModal.css"></style>

frontend/src/components/WorkspaceList.vue

@@ -0,0 +1,80 @@
+<template>
+    <div class="workspace-list" :class="{ 'workspace-list--list': viewMode === 'list' }">
+        <div v-if="items.length === 0" class="empty-workspace-state" role="status" aria-live="polite">
+            <i class="mdi mdi-view-grid-outline empty-workspace-icon" aria-hidden="true"></i>
+            <h3 class="empty-workspace-title">Nothing Here Yet</h3>
+            <p class="empty-workspace-message">This view has no notes or task lists yet.</p>
+        </div>
+
+        <div v-for="item in items" :key="`${item.kind}-${item.id}`" class="content-card" :class="contentCardClass(item)" @click="openItem(item)">
+            <h5 class="content-title">
+                <template v-if="item.kind === 'note'">
+                    <i v-if="item.is_pinned" class="mdi mdi-pin pin-icon" aria-hidden="true"></i>
+                    <i v-else-if="item.is_favorite || item.is_featured" class="mdi mdi-star featured-icon" aria-hidden="true"></i>
+                    {{ item.title }}
+                </template>
+                <template v-else>
+                    <i class="mdi mdi-format-list-checkbox list-icon" aria-hidden="true"></i>
+                    {{ item.name }}
+                </template>
+            </h5>
+            <p class="content-preview">{{ getDescription(item) }}</p>
+            <small class="text-muted">Updated: {{ formatDate(item.updated_at) }}</small>
+        </div>
+
+        <div v-if="canLoadMore" class="list-footer">
+            <button class="btn btn-outline-secondary" :disabled="isLoadingMore" @click.stop="emit('loadMore')">
+                {{ isLoadingMore ? "Loading..." : "Load more" }}
+            </button>
+        </div>
+    </div>
+</template>
+
+<script setup>
+const props = defineProps({
+    items: {
+        type: Array,
+        default: () => [],
+    },
+    canLoadMore: {
+        type: Boolean,
+        default: false,
+    },
+    isLoadingMore: {
+        type: Boolean,
+        default: false,
+    },
+    viewMode: {
+        type: String,
+        default: "grid",
+    },
+});
+
+const emit = defineEmits(["selectNote", "selectTaskList", "loadMore"]);
+
+const openItem = (item) => {
+    if (item.kind === "task-list") {
+        emit("selectTaskList", item);
+        return;
+    }
+    emit("selectNote", item);
+};
+
+const formatDate = (dateString) => new Date(dateString).toLocaleDateString();
+
+const getDescription = (item) => {
+    const description = (item?.description || "").trim();
+    if (description) {
+        return description;
+    }
+    return item.kind === "task-list" ? "Open this task list to manage tasks." : "No description";
+};
+
+const contentCardClass = (item) => ({
+    "is-pinned": item.kind === "note" && item.is_pinned,
+    "is-featured": item.kind === "note" && (item.is_favorite || item.is_featured),
+    "is-task-list": item.kind === "task-list",
+});
+</script>
+
+<style scoped src="../assets/styles/scoped/components/WorkspaceList.css"></style>

frontend/src/components/app/AppModalHost.vue

@@ -0,0 +1,145 @@
+<template>
+    <CreateSpaceModal v-if="showCreateSpaceModal" @close="emit('close-create-space')" @create="emit('create-space', $event)" />
+    <CreateCategoryModal
+        v-if="showCreateCategoryModal"
+        :category="editingCategory"
+        :parent-options="categoryParentOptions"
+        :parent-id="categoryModalParentId"
+        @close="emit('close-create-category')"
+        @submit="emit('submit-category', $event)"
+    />
+    <CreateNoteModal
+        v-if="showCreateNoteModal"
+        :category-options="categoryOptions"
+        :default-category-id="selectedCategoryId"
+        @close="emit('close-create-note')"
+        @create="emit('create-note', $event)"
+    />
+    <CreateTaskListModal
+        v-if="showCreateTaskListModal"
+        :category-options="categoryOptions"
+        :default-category-id="selectedCategoryId"
+        @close="emit('close-create-task-list')"
+        @create="emit('create-task-list', $event)"
+    />
+    <SpaceSettingsModal
+        v-if="showSpaceSettingsModal && currentSpace && canManageSpaceSettings"
+        :space="currentSpace"
+        @close="emit('close-space-settings')"
+        @saved="emit('saved-space', $event)"
+        @deleted="emit('deleted-space', $event)"
+    />
+    <TaskDetailModal
+        v-if="showTaskModal"
+        :task="taskModalDraft || {}"
+        :statuses="taskStatuses"
+        :parent-task-options="taskParentOptions"
+        :subtasks="taskDetailSubtasks"
+        @close="emit('close-task-modal')"
+        @save-task="emit('save-task', $event)"
+        @delete-task="emit('delete-task', $event)"
+        @transition="emit('transition-task', $event)"
+        @create-subtask="emit('create-subtask', $event)"
+        @open-task="emit('open-task', $event)"
+    />
+</template>
+
+<script setup>
+import CreateSpaceModal from "../CreateSpaceModal.vue";
+import CreateCategoryModal from "../CreateCategoryModal.vue";
+import CreateNoteModal from "../CreateNoteModal.vue";
+import CreateTaskListModal from "../CreateTaskListModal.vue";
+import SpaceSettingsModal from "../SpaceSettingsModal.vue";
+import TaskDetailModal from "../TaskDetailModal.vue";
+
+defineProps({
+    showCreateSpaceModal: {
+        type: Boolean,
+        default: false,
+    },
+    showCreateCategoryModal: {
+        type: Boolean,
+        default: false,
+    },
+    editingCategory: {
+        type: Object,
+        default: null,
+    },
+    categoryParentOptions: {
+        type: Array,
+        default: () => [],
+    },
+    categoryModalParentId: {
+        type: [String, Number, null],
+        default: null,
+    },
+    showCreateNoteModal: {
+        type: Boolean,
+        default: false,
+    },
+    categoryOptions: {
+        type: Array,
+        default: () => [],
+    },
+    selectedCategoryId: {
+        type: [String, Number, null],
+        default: null,
+    },
+    showCreateTaskListModal: {
+        type: Boolean,
+        default: false,
+    },
+    showSpaceSettingsModal: {
+        type: Boolean,
+        default: false,
+    },
+    currentSpace: {
+        type: Object,
+        default: null,
+    },
+    canManageSpaceSettings: {
+        type: Boolean,
+        default: false,
+    },
+    showTaskModal: {
+        type: Boolean,
+        default: false,
+    },
+    taskModalDraft: {
+        type: Object,
+        default: null,
+    },
+    taskStatuses: {
+        type: Array,
+        default: () => [],
+    },
+    taskParentOptions: {
+        type: Array,
+        default: () => [],
+    },
+    taskDetailSubtasks: {
+        type: Array,
+        default: () => [],
+    },
+});
+
+const emit = defineEmits([
+    "close-create-space",
+    "create-space",
+    "close-create-category",
+    "submit-category",
+    "close-create-note",
+    "create-note",
+    "close-create-task-list",
+    "create-task-list",
+    "close-space-settings",
+    "saved-space",
+    "deleted-space",
+    "close-task-modal",
+    "save-task",
+    "delete-task",
+    "transition-task",
+    "create-subtask",
+    "open-task",
+]);
+</script>

frontend/src/components/app/AppWorkspaceContent.vue

@@ -0,0 +1,160 @@
+<template>
+    <div class="content p-4">
+        <TaskBoard
+            v-if="activeView === 'tasks'"
+            :tasks="tasks"
+            :statuses="taskStatuses"
+            :selected-task-list="selectedTaskList"
+            @select-task="emit('select-task', $event)"
+            @filter-change="emit('filter-change', $event)"
+            @update-task-status="emit('update-task-status', $event)"
+            @edit-task-list="emit('edit-task-list')"
+        />
+        <SearchResultsPage
+            v-else-if="isSearchRoute"
+            :items="searchItems"
+            :query="searchQuery"
+            :current-page="searchPage"
+            :page-size="searchPageSize"
+            :view-mode="noteViewMode"
+            @select-note="emit('select-note', $event)"
+            @select-task-list="emit('select-task-list', $event)"
+            @page-change="emit('page-change', $event)"
+        />
+        <NoteEditor
+            v-else-if="selectedNote && isEditingNote"
+            :note="selectedNote"
+            :category-options="categoryOptions"
+            :can-delete="canDeleteNotes"
+            :space-id="currentSpaceId"
+            @save="emit('save-note', $event)"
+            @delete="emit('delete-note', $event)"
+            @cancel="emit('cancel-edit-note')"
+            @open-linked-task="emit('open-linked-task', $event)"
+        />
+        <NoteViewer
+            v-else-if="selectedNote"
+            :note="selectedNote"
+            :category-options="categoryOptions"
+            :space-id="currentSpaceId"
+            :linked-tasks="linkedTasksForSelectedNote"
+            @open-linked-task="emit('open-linked-task', $event)"
+        />
+        <WorkspaceList
+            v-else
+            :items="displayedItems"
+            :can-load-more="canLoadMoreMainNotes"
+            :is-loading-more="isLoadingMoreMainNotes"
+            :view-mode="noteViewMode"
+            @select-note="emit('select-note', $event)"
+            @select-task-list="emit('select-task-list', $event)"
+            @load-more="emit('load-more')"
+        />
+    </div>
+</template>
+
+<script setup>
+import TaskBoard from "../TaskBoard.vue";
+import SearchResultsPage from "../SearchResultsPage.vue";
+import NoteEditor from "../NoteEditor.vue";
+import NoteViewer from "../NoteViewer.vue";
+import WorkspaceList from "../WorkspaceList.vue";
+
+defineProps({
+    activeView: {
+        type: String,
+        required: true,
+    },
+    tasks: {
+        type: Array,
+        default: () => [],
+    },
+    taskStatuses: {
+        type: Array,
+        default: () => [],
+    },
+    selectedTaskList: {
+        type: Object,
+        default: null,
+    },
+    canDeleteTasks: {
+        type: Boolean,
+        default: false,
+    },
+    isSearchRoute: {
+        type: Boolean,
+        default: false,
+    },
+    searchItems: {
+        type: Array,
+        default: () => [],
+    },
+    searchQuery: {
+        type: String,
+        default: "",
+    },
+    searchPage: {
+        type: Number,
+        default: 1,
+    },
+    searchPageSize: {
+        type: Number,
+        default: 12,
+    },
+    noteViewMode: {
+        type: String,
+        default: "grid",
+    },
+    selectedNote: {
+        type: Object,
+        default: null,
+    },
+    isEditingNote: {
+        type: Boolean,
+        default: false,
+    },
+    categoryOptions: {
+        type: Array,
+        default: () => [],
+    },
+    canDeleteNotes: {
+        type: Boolean,
+        default: false,
+    },
+    currentSpaceId: {
+        type: String,
+        default: "",
+    },
+    linkedTasksForSelectedNote: {
+        type: Array,
+        default: () => [],
+    },
+    displayedItems: {
+        type: Array,
+        default: () => [],
+    },
+    canLoadMoreMainNotes: {
+        type: Boolean,
+        default: false,
+    },
+    isLoadingMoreMainNotes: {
+        type: Boolean,
+        default: false,
+    },
+});
+
+const emit = defineEmits([
+    "select-task",
+    "filter-change",
+    "update-task-status",
+    "edit-task-list",
+    "select-note",
+    "select-task-list",
+    "page-change",
+    "save-note",
+    "delete-note",
+    "cancel-edit-note",
+    "open-linked-task",
+    "load-more",
+]);
+</script>

frontend/src/main.js

@@ -6,6 +6,7 @@ import "bootstrap/dist/css/bootstrap.min.css";
 import "@mdi/font/css/materialdesignicons.min.css";
 import "highlight.js/styles/github-dark.min.css";
 import "./assets/styles/main.css";
+import "./assets/styles/shared/danger-zone.css";
 
 const app = createApp(App);
 

frontend/src/pages/Admin.vue

@@ -73,7 +73,7 @@
                                 <div class="user-row-actions">
                                     <div class="d-flex gap-2 user-actions-stack">
                                         <button class="btn btn-sm btn-outline-primary" @click="openEditUserModal(u)">Edit</button>
-                                        <button class="btn btn-sm btn-outline-danger" @click="deleteUser(u)">Delete</button>
+                                        <button class="btn btn-sm btn-outline-danger" @click="requestDeleteUser(u)">Delete</button>
                                     </div>
                                 </div>
                             </div>
@@ -105,7 +105,7 @@
                                 </div>
                                 <div class="d-flex gap-2">
                                     <button class="btn btn-sm btn-outline-primary" @click="openEditGroupModal(group)">Edit</button>
-                                    <button class="btn btn-sm btn-outline-danger" :disabled="group.is_system" @click="deleteGroup(group)">Delete</button>
+                                    <button class="btn btn-sm btn-outline-danger" :disabled="group.is_system" @click="requestDeleteGroup(group)">Delete</button>
                                 </div>
                             </div>
                         </div>
@@ -286,7 +286,16 @@
         :deleting="deletingProviderModal"
         @close="closeProviderModal"
         @submit="submitProviderModal"
-        @delete="deleteProviderFromModal"
+        @delete="requestDeleteProvider"
+    />
+
+    <ConfirmActionModal
+        :visible="showDeleteConfirmModal"
+        :title="deleteConfirmTitle"
+        :message="deleteConfirmMessage"
+        :busy="deleteConfirmBusy"
+        @close="closeDeleteConfirmModal"
+        @confirm="confirmDeleteAction"
     />
 </template>
 
@@ -298,6 +307,7 @@ import AdminSpaceModal from "../components/AdminSpaceModal.vue";
 import AdminGroupModal from "../components/AdminGroupModal.vue";
 import AdminUserModal from "../components/AdminUserModal.vue";
 import AdminProviderModal from "../components/AdminProviderModal.vue";
+import ConfirmActionModal from "../components/ConfirmActionModal.vue";
 
 const router = useRouter();
 const activeTab = ref("users");
@@ -344,6 +354,12 @@ const providerModalMode = ref("create");
 const selectedProvider = ref(null);
 const submittingProviderModal = ref(false);
 const deletingProviderModal = ref(false);
+const showDeleteConfirmModal = ref(false);
+const deleteConfirmBusy = ref(false);
+const deleteConfirmIntent = ref({
+    type: "",
+    payload: null,
+});
 
 const loadingFeatureFlags = ref(false);
 const savingFeatureFlags = ref(false);
@@ -365,6 +381,47 @@ const clearMessages = () => {
     successMessage.value = "";
 };
 
+const deleteConfirmTitle = computed(() => {
+    if (deleteConfirmIntent.value.type === "user") {
+        return "Delete User";
+    }
+    if (deleteConfirmIntent.value.type === "group") {
+        return "Delete Group";
+    }
+    if (deleteConfirmIntent.value.type === "provider") {
+        return "Delete Identity Provider";
+    }
+    return "Confirm Deletion";
+});
+
+const deleteConfirmMessage = computed(() => {
+    if (deleteConfirmIntent.value.type === "user") {
+        const username = deleteConfirmIntent.value.payload?.username || "this user";
+        return `Delete user "${username}"? This action cannot be undone.`;
+    }
+    if (deleteConfirmIntent.value.type === "group") {
+        const name = deleteConfirmIntent.value.payload?.name || "this group";
+        return `Delete group "${name}"? This action cannot be undone.`;
+    }
+    if (deleteConfirmIntent.value.type === "provider") {
+        const name = deleteConfirmIntent.value.payload?.name || "this identity provider";
+        return `Delete identity provider "${name}"? This action cannot be undone.`;
+    }
+    return "Are you sure you want to continue?";
+});
+
+const closeDeleteConfirmModal = () => {
+    if (deleteConfirmBusy.value) {
+        return;
+    }
+
+    showDeleteConfirmModal.value = false;
+    deleteConfirmIntent.value = {
+        type: "",
+        payload: null,
+    };
+};
+
 const formatDate = (iso) => {
     if (!iso) return "";
     return new Date(iso).toLocaleDateString();
@@ -438,8 +495,20 @@ const submitUserModal = async ({ group_ids }) => {
     }
 };
 
+const requestDeleteUser = (user) => {
+    if (!user?.id) {
+        return;
+    }
+
+    deleteConfirmIntent.value = {
+        type: "user",
+        payload: user,
+    };
+    showDeleteConfirmModal.value = true;
+};
+
 const deleteUser = async (user) => {
-    if (!confirm(`Delete user "${user.username}"? This action cannot be undone.`)) {
+    if (!user?.id) {
         return;
     }
 
@@ -530,7 +599,7 @@ const deleteGroup = async (group) => {
     if (group.is_system) {
         return;
     }
-    if (!confirm(`Delete group "${group.name}"? This action cannot be undone.`)) {
+    if (!group?.id) {
         return;
     }
 
@@ -541,9 +610,22 @@ const deleteGroup = async (group) => {
         await Promise.all([loadGroups(), loadUsers()]);
     } catch (e) {
         error.value = e.response?.data || "Failed to delete group.";
+        throw e;
     }
 };
 
+const requestDeleteGroup = (group) => {
+    if (!group?.id || group.is_system) {
+        return;
+    }
+
+    deleteConfirmIntent.value = {
+        type: "group",
+        payload: group,
+    };
+    showDeleteConfirmModal.value = true;
+};
+
 const loadSpaces = async () => {
     loadingSpaces.value = true;
     clearMessages();
@@ -631,12 +713,21 @@ const loadProviders = async () => {
     }
 };
 
-const deleteProviderFromModal = async (provider) => {
+const requestDeleteProvider = (provider) => {
     if (!provider?.id) {
         return;
     }
 
-    if (!confirm(`Delete identity provider "${provider.name}"? This action cannot be undone.`)) {
+    closeProviderModal();
+    deleteConfirmIntent.value = {
+        type: "provider",
+        payload: { ...provider },
+    };
+    showDeleteConfirmModal.value = true;
+};
+
+const deleteProviderFromModal = async (provider) => {
+    if (!provider?.id) {
         return;
     }
 
@@ -649,11 +740,42 @@ const deleteProviderFromModal = async (provider) => {
         closeProviderModal();
     } catch (e) {
         error.value = e.response?.data || "Failed to delete provider.";
+        throw e;
     } finally {
         deletingProviderModal.value = false;
     }
 };
 
+const confirmDeleteAction = async () => {
+    if (deleteConfirmBusy.value) {
+        return;
+    }
+
+    const { type, payload } = deleteConfirmIntent.value;
+    if (!type || !payload) {
+        return;
+    }
+
+    deleteConfirmBusy.value = true;
+    try {
+        if (type === "user") {
+            await deleteUser(payload);
+        } else if (type === "group") {
+            await deleteGroup(payload);
+        } else if (type === "provider") {
+            await deleteProviderFromModal(payload);
+        }
+
+        showDeleteConfirmModal.value = false;
+        deleteConfirmIntent.value = {
+            type: "",
+            payload: null,
+        };
+    } finally {
+        deleteConfirmBusy.value = false;
+    }
+};
+
 const loadFeatureFlags = async () => {
     loadingFeatureFlags.value = true;
     clearMessages();
@@ -718,237 +840,4 @@ onMounted(async () => {
 });
 </script>
 
-<style scoped>
-.admin-page {
-    width: 100%;
-    max-width: none;
-    margin: 0;
-    padding: 0;
-    display: flex;
-    flex-direction: column;
-    flex: 1;
-    min-height: 0;
-    overflow: hidden;
-}
-
-.admin-topbar {
-    flex-wrap: wrap;
-    padding: 1rem;
-    border-bottom: 1px solid #dee2e6;
-}
-
-.admin-shell {
-    display: flex;
-    flex: 1;
-    min-height: 0;
-    gap: 0;
-    overflow: hidden;
-}
-
-.admin-sidebar {
-    width: 280px;
-    flex-shrink: 0;
-    background: #f8f9fa;
-    border-right: 1px solid #dee2e6;
-}
-
-.admin-sidebar-inner {
-    padding: 0.75rem;
-}
-
-.admin-nav .nav-link {
-    border-radius: 0.6rem;
-    color: #495057;
-    font-weight: 500;
-}
-
-.admin-nav .nav-link:hover {
-    background: #eef2f7;
-    color: #212529;
-}
-
-.admin-nav .nav-link.active {
-    background: #212529;
-    color: #fff;
-}
-
-.admin-content {
-    flex: 1;
-    min-width: 0;
-    min-height: 0;
-    overflow-y: auto;
-    padding: 1rem;
-}
-
-.admin-section {
-    border-radius: 12px;
-}
-
-.users-list .list-group-item {
-    padding: 1rem;
-}
-
-.user-row {
-    display: flex;
-    gap: 1rem;
-    align-items: center;
-    justify-content: space-between;
-}
-
-.user-row-main {
-    flex: 1;
-    min-width: 0;
-}
-
-.user-row-actions {
-    flex-shrink: 0;
-}
-
-.user-actions-stack {
-    flex-wrap: wrap;
-    justify-content: flex-end;
-}
-
-.user-name-line {
-    display: flex;
-    align-items: center;
-    gap: 0.5rem;
-    margin-bottom: 0.6rem;
-}
-
-.user-name {
-    font-size: 1.1rem;
-}
-
-.user-meta-grid {
-    display: grid;
-    grid-template-columns: repeat(3, minmax(0, 1fr));
-    gap: 0.75rem 1.25rem;
-}
-
-.user-meta-label {
-    font-size: 0.75rem;
-    text-transform: uppercase;
-    letter-spacing: 0.04em;
-    color: #6c757d;
-    margin-bottom: 0.1rem;
-}
-
-.user-meta-value {
-    color: #495057;
-    overflow-wrap: anywhere;
-}
-
-.user-meta-item-groups {
-    grid-column: span 1;
-}
-
-@media (max-width: 991.98px) {
-    .user-meta-grid {
-        grid-template-columns: repeat(2, minmax(0, 1fr));
-    }
-
-    .user-meta-item-groups {
-        grid-column: 1 / -1;
-    }
-}
-
-@media (max-width: 767.98px) {
-    .admin-shell {
-        display: block;
-        min-height: auto;
-    }
-
-    .admin-topbar {
-        padding: 0.75rem;
-    }
-
-    .admin-content {
-        padding: 0.75rem;
-    }
-
-    .admin-sidebar-backdrop {
-        position: fixed;
-        left: 0;
-        right: 0;
-        top: 0;
-        bottom: 0;
-        background: rgba(0, 0, 0, 0.45);
-        z-index: 1400;
-    }
-
-    .admin-sidebar {
-        position: fixed;
-        top: 0;
-        left: 0;
-        bottom: 0;
-        width: min(82vw, 320px);
-        z-index: 1410;
-        transform: translateX(-100%);
-        transition: transform 0.25s ease;
-        border-right: 1px solid #dee2e6;
-    }
-
-    .admin-sidebar-inner {
-        padding: 0.75rem;
-    }
-
-    .admin-sidebar.open {
-        transform: translateX(0);
-    }
-
-    .user-row {
-        flex-direction: column;
-        align-items: stretch;
-    }
-
-    .user-row-actions {
-        width: 100%;
-    }
-
-    .user-row-actions .btn {
-        width: 100%;
-    }
-
-    .user-actions-stack {
-        flex-direction: column;
-    }
-
-    .user-meta-grid {
-        grid-template-columns: 1fr;
-        gap: 0.65rem;
-    }
-}
-
-/* Dark mode overrides */
-:root[data-bs-theme="dark"] .admin-topbar {
-    border-bottom-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .admin-sidebar {
-    background: #21252e;
-    border-right-color: #3a3f4b;
-}
-
-:root[data-bs-theme="dark"] .admin-nav .nav-link {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .admin-nav .nav-link:hover {
-    background: #2d3748;
-    color: #e2e8f0;
-}
-
-:root[data-bs-theme="dark"] .admin-nav .nav-link.active {
-    background: #e2e8f0;
-    color: #1a1d23;
-}
-
-:root[data-bs-theme="dark"] .user-meta-value {
-    color: #94a3b8;
-}
-
-:root[data-bs-theme="dark"] .admin-section {
-    background-color: #21252e;
-}
-</style>
+<style scoped src="../assets/styles/scoped/pages/Admin.css"></style>

frontend/src/pages/Home.vue

@@ -1,7 +0,0 @@
-<template>
-    <div class="home-page">
-        <router-view />
-    </div>
-</template>
-
-<script setup></script>

frontend/src/pages/Login.vue

@@ -142,119 +142,7 @@ onMounted(async () => {
 });
 </script>
 
-<style scoped>
-.login-page {
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    width: 100%;
-    min-height: 100vh;
-    padding: 1.25rem;
-    background: radial-gradient(circle at 10% 10%, rgba(255, 255, 255, 0.2), transparent 45%), linear-gradient(135deg, #3554d1 0%, #4f46a5 100%);
-}
+<style scoped src="../assets/styles/scoped/pages/Login.css"></style>
 
-.auth-container {
-    width: 100%;
-    max-width: 460px;
-}
 
-.login-card {
-    background: #fff;
-    padding: 2rem;
-    border-radius: 18px;
-    box-shadow: 0 22px 48px rgba(16, 24, 40, 0.22);
-    width: 100%;
-}
 
-.brand-block {
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    gap: 0.75rem;
-    margin-bottom: 1.25rem;
-}
-
-.brand-mark {
-    width: 42px;
-    height: 42px;
-    display: grid;
-    place-items: center;
-    border-radius: 12px;
-    background: rgba(53, 84, 209, 0.12);
-    color: #2f4ac1;
-    font-size: 1.35rem;
-}
-
-.brand-title {
-    margin: 0;
-    font-size: 2.05rem;
-    font-weight: 700;
-    letter-spacing: 0.01em;
-    color: #2f3237;
-}
-
-.auth-title {
-    text-align: center;
-    font-size: 2.1rem;
-    font-weight: 600;
-    margin-bottom: 1.5rem;
-    color: #2f3237;
-}
-
-.form-control {
-    border-radius: 0.65rem;
-    min-height: 48px;
-    border-color: #d6dbe4;
-}
-
-.auth-submit {
-    min-height: 48px;
-    font-weight: 600;
-}
-
-.auth-provider-btn {
-    min-height: 48px;
-    border-radius: 0.65rem;
-}
-
-.oauth-divider {
-    display: flex;
-    align-items: center;
-    color: #6c757d;
-    font-size: 0.9rem;
-}
-
-.oauth-divider::before,
-.oauth-divider::after {
-    content: "";
-    flex: 1;
-    border-bottom: 1px solid #dee2e6;
-}
-
-.oauth-divider span {
-    padding: 0 0.75rem;
-}
-
-.auth-switch-link {
-    color: #4b5565;
-}
-
-@media (max-width: 576px) {
-    .login-page {
-        padding: 0.85rem;
-    }
-
-    .login-card {
-        border-radius: 14px;
-        padding: 1.35rem;
-    }
-
-    .brand-title {
-        font-size: 1.8rem;
-    }
-
-    .auth-title {
-        font-size: 1.85rem;
-    }
-}
-</style>

frontend/src/pages/PublicSpace.vue

@@ -322,74 +322,7 @@ watch(
 );
 </script>
 
-<style scoped>
-.public-layout {
-    display: flex;
-    flex-direction: column;
-    min-height: 100vh;
-}
+<style scoped src="../assets/styles/scoped/pages/PublicSpace.css"></style>
 
-.public-body {
-    flex: 1;
-    overflow: hidden;
-    position: relative;
-}
 
-.public-sidebar {
-    width: 280px;
-    overflow-y: auto;
-    flex-shrink: 0;
-}
 
-.note-item {
-    border-radius: 6px;
-    padding: 0.5rem 0.75rem;
-    background: transparent;
-    border: 1px solid transparent;
-    transition: background 0.15s;
-}
-
-.note-item:hover {
-    background: #e9ecef;
-}
-
-.note-item.active {
-    background: #dbe4ff;
-    border-color: #748ffc;
-    color: #364fc7;
-}
-
-.note-item.is-featured {
-    background: #fff4e6;
-    border-color: #ffd8a8;
-}
-
-.note-item.is-featured:hover {
-    background: #ffe8cc;
-}
-
-@media (max-width: 768px) {
-    .public-sidebar-backdrop {
-        position: fixed;
-        left: 0;
-        right: 0;
-        bottom: 0;
-        background-color: rgba(0, 0, 0, 0.5);
-        z-index: 1090;
-    }
-
-    .public-sidebar {
-        position: fixed;
-        left: 0;
-        bottom: 0;
-        z-index: 1095;
-        transform: translateX(-100%);
-        transition: transform 0.3s ease-in-out;
-        box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
-    }
-
-    .public-sidebar.open {
-        transform: translateX(0);
-    }
-}
-</style>

frontend/src/pages/Register.vue

@@ -110,96 +110,7 @@ onMounted(async () => {
 });
 </script>
 
-<style scoped>
-.register-page {
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    width: 100%;
-    min-height: 100vh;
-    padding: 1.25rem;
-    background: radial-gradient(circle at 10% 10%, rgba(255, 255, 255, 0.2), transparent 45%), linear-gradient(135deg, #3554d1 0%, #4f46a5 100%);
-}
+<style scoped src="../assets/styles/scoped/pages/Register.css"></style>
 
-.auth-container {
-    width: 100%;
-    max-width: 560px;
-}
 
-.register-card {
-    background: #fff;
-    padding: 2rem;
-    border-radius: 18px;
-    box-shadow: 0 22px 48px rgba(16, 24, 40, 0.22);
-    width: 100%;
-}
 
-.brand-block {
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    gap: 0.75rem;
-    margin-bottom: 1.25rem;
-}
-
-.brand-mark {
-    width: 42px;
-    height: 42px;
-    display: grid;
-    place-items: center;
-    border-radius: 12px;
-    background: rgba(53, 84, 209, 0.12);
-    color: #2f4ac1;
-    font-size: 1.35rem;
-}
-
-.brand-title {
-    margin: 0;
-    font-size: 2.05rem;
-    font-weight: 700;
-    letter-spacing: 0.01em;
-    color: #2f3237;
-}
-
-.auth-title {
-    text-align: center;
-    font-size: 2.1rem;
-    font-weight: 600;
-    margin-bottom: 1.5rem;
-    color: #2f3237;
-}
-
-.form-control {
-    border-radius: 0.65rem;
-    min-height: 48px;
-    border-color: #d6dbe4;
-}
-
-.auth-submit {
-    min-height: 48px;
-    font-weight: 600;
-}
-
-.auth-switch-link {
-    color: #4b5565;
-}
-
-@media (max-width: 576px) {
-    .register-page {
-        padding: 0.85rem;
-    }
-
-    .register-card {
-        border-radius: 14px;
-        padding: 1.35rem;
-    }
-
-    .brand-title {
-        font-size: 1.8rem;
-    }
-
-    .auth-title {
-        font-size: 1.85rem;
-    }
-}
-</style>

frontend/src/router/index.js

@@ -18,13 +18,25 @@ const routes = [
     {
         path: "/",
         name: "Home",
-        component: () => import("../pages/Home.vue"),
+        component: () => import("../pages/Dashboard.vue"),
+        meta: { requiresAuth: true },
+    },
+    {
+        path: "/dashboard/s/:spaceId/n/:noteId?",
+        name: "DashboardNote",
+        component: () => import("../pages/Dashboard.vue"),
+        meta: { requiresAuth: true },
+    },
+    {
+        path: "/dashboard/s/:spaceId/t/:taskListId",
+        name: "DashboardTaskList",
+        component: () => import("../pages/Dashboard.vue"),
         meta: { requiresAuth: true },
     },
     {
         path: "/search",
         name: "Search",
-        component: () => import("../pages/Home.vue"),
+        component: () => import("../pages/Dashboard.vue"),
         meta: { requiresAuth: true },
     },
     {

frontend/src/services/apiClient.js

@@ -1,8 +1,10 @@
 import axios from "axios";
 import { useAuthStore } from "../stores/authStore";
 
+const runtimeOrigin = typeof window !== "undefined" ? window.location.origin : "";
+
 const apiClient = axios.create({
-    baseURL: import.meta.env.VITE_API_BASE_URL || "http://localhost:8080",
+    baseURL: runtimeOrigin,
     withCredentials: true,
 });
 

frontend/src/stores/spaceStore.js

@@ -13,12 +13,13 @@ export const useSpaceStore = defineStore("space", () => {
     const notesLoading = ref(false);
     const categories = ref([]);
     const categoryTree = ref([]);
+    const taskLists = ref([]);
     const tasks = ref([]);
     const taskStatuses = ref([]);
     const noteLinkedTasks = ref([]);
 
     const refreshSpaceData = async (spaceId) => {
-        await Promise.all([fetchCategories(spaceId), fetchNotes(spaceId), fetchTaskStatuses(spaceId), fetchTasks(spaceId)]);
+        await Promise.all([fetchCategories(spaceId), fetchNotes(spaceId), fetchTaskLists(spaceId), fetchTasks(spaceId)]);
     };
 
     const fetchSpaces = async () => {
@@ -211,13 +212,13 @@ export const useSpaceStore = defineStore("space", () => {
         searchResults.value = [];
     };
 
-    const fetchTaskStatuses = async (spaceId) => {
-        if (!spaceId) {
+    const fetchTaskStatuses = async (spaceId, taskListId) => {
+        if (!spaceId || !taskListId) {
             taskStatuses.value = [];
             return [];
         }
         try {
-            const response = await apiClient.get(`/api/v1/spaces/${spaceId}/task-statuses`);
+            const response = await apiClient.get(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses`);
             taskStatuses.value = response.data || [];
             return taskStatuses.value;
         } catch (error) {
@@ -227,25 +228,58 @@ export const useSpaceStore = defineStore("space", () => {
         }
     };
 
-    const createTaskStatus = async (spaceId, payload) => {
-        const response = await apiClient.post(`/api/v1/spaces/${spaceId}/task-statuses`, payload);
-        await fetchTaskStatuses(spaceId);
+    const fetchTaskLists = async (spaceId) => {
+        if (!spaceId) {
+            taskLists.value = [];
+            return [];
+        }
+        try {
+            const response = await apiClient.get(`/api/v1/spaces/${spaceId}/task-lists`);
+            taskLists.value = response.data || [];
+            return taskLists.value;
+        } catch (error) {
+            console.error("Error fetching task lists:", error);
+            taskLists.value = [];
+            return [];
+        }
+    };
+
+    const createTaskList = async (spaceId, payload) => {
+        const response = await apiClient.post(`/api/v1/spaces/${spaceId}/task-lists`, payload);
+        await fetchTaskLists(spaceId);
         return response.data;
     };
 
-    const updateTaskStatus = async (spaceId, statusId, payload) => {
-        const response = await apiClient.put(`/api/v1/spaces/${spaceId}/task-statuses/${statusId}`, payload);
-        await fetchTaskStatuses(spaceId);
+    const updateTaskList = async (spaceId, taskListId, payload) => {
+        const response = await apiClient.put(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}`, payload);
+        await fetchTaskLists(spaceId);
         return response.data;
     };
 
-    const deleteTaskStatus = async (spaceId, statusId) => {
-        await apiClient.delete(`/api/v1/spaces/${spaceId}/task-statuses/${statusId}`);
-        await fetchTaskStatuses(spaceId);
+    const deleteTaskList = async (spaceId, taskListId) => {
+        await apiClient.delete(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}`);
+        await fetchTaskLists(spaceId);
     };
 
-    const reorderTaskStatuses = async (spaceId, orderedStatusIds) => {
-        const response = await apiClient.put(`/api/v1/spaces/${spaceId}/task-statuses/reorder`, {
+    const createTaskStatus = async (spaceId, taskListId, payload) => {
+        const response = await apiClient.post(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses`, payload);
+        await fetchTaskStatuses(spaceId, taskListId);
+        return response.data;
+    };
+
+    const updateTaskStatus = async (spaceId, taskListId, statusId, payload) => {
+        const response = await apiClient.put(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses/${statusId}`, payload);
+        await fetchTaskStatuses(spaceId, taskListId);
+        return response.data;
+    };
+
+    const deleteTaskStatus = async (spaceId, taskListId, statusId) => {
+        await apiClient.delete(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses/${statusId}`);
+        await fetchTaskStatuses(spaceId, taskListId);
+    };
+
+    const reorderTaskStatuses = async (spaceId, taskListId, orderedStatusIds) => {
+        const response = await apiClient.put(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses/reorder`, {
             ordered_status_ids: orderedStatusIds,
         });
         taskStatuses.value = response.data || [];
@@ -258,8 +292,8 @@ export const useSpaceStore = defineStore("space", () => {
             return [];
         }
         const params = {};
-        if (filters.categoryId) {
-            params.categoryId = filters.categoryId;
+        if (filters.taskListId) {
+            params.taskListId = filters.taskListId;
         }
         if (filters.statusId) {
             params.statusId = filters.statusId;
@@ -344,6 +378,7 @@ export const useSpaceStore = defineStore("space", () => {
         notesLoading,
         categories,
         categoryTree,
+        taskLists,
         tasks,
         taskStatuses,
         noteLinkedTasks,
@@ -363,6 +398,10 @@ export const useSpaceStore = defineStore("space", () => {
         searchNotes,
         clearSearchResults,
         fetchTaskStatuses,
+        fetchTaskLists,
+        createTaskList,
+        updateTaskList,
+        deleteTaskList,
         createTaskStatus,
         updateTaskStatus,
         deleteTaskStatus,

frontend_new/next-env.d.ts

@@ -0,0 +1,6 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+import "./.next/types/routes.d.ts";
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

frontend_new/next.config.ts

@@ -0,0 +1,12 @@
+import type { NextConfig } from "next";
+
+const nextConfig: NextConfig = {
+    output: "export",
+    trailingSlash: true,
+    distDir: "out",
+    images: {
+        unoptimized: true,
+    },
+};
+
+export default nextConfig;

frontend_new/package.json

@@ -0,0 +1,45 @@
+{
+    "name": "noteapp-frontend-next",
+    "version": "0.1.0",
+    "private": true,
+    "scripts": {
+        "dev": "next dev",
+        "build": "next build",
+        "start": "next start",
+        "lint": "next lint"
+    },
+    "dependencies": {
+        "@mdi/font": "^7.4.47",
+        "@tiptap/extension-link": "^3.24.0",
+        "@tiptap/extension-mention": "^3.24.0",
+        "@tiptap/extension-placeholder": "^3.24.0",
+        "@tiptap/extension-table": "^3.24.0",
+        "@tiptap/extension-table-cell": "^3.24.0",
+        "@tiptap/extension-table-header": "^3.24.0",
+        "@tiptap/extension-table-row": "^3.24.0",
+        "@tiptap/extension-task-item": "^3.24.0",
+        "@tiptap/extension-task-list": "^3.24.0",
+        "@tiptap/pm": "^3.24.0",
+        "@tiptap/react": "^3.24.0",
+        "@tiptap/starter-kit": "^3.24.0",
+        "@tiptap/suggestion": "^3.24.0",
+        "axios": "^1.7.0",
+        "bootstrap": "^5.3.0",
+        "dompurify": "^3.0.0",
+        "highlight.js": "^11.11.1",
+        "marked": "^18.0.4",
+        "marked-highlight": "^2.2.4",
+        "next": "16.2.6",
+        "react": "^19.0.0",
+        "react-dom": "^19.0.0",
+        "tippy.js": "^6.3.7",
+        "zustand": "^5.0.0"
+    },
+    "devDependencies": {
+        "@types/dompurify": "^3.0.0",
+        "@types/node": "^22.0.0",
+        "@types/react": "^19.0.0",
+        "@types/react-dom": "^19.0.0",
+        "typescript": "^5.0.0"
+    }
+}

frontend_new/src/app/admin/layout.tsx

@@ -0,0 +1,51 @@
+"use client";
+
+import { useEffect, useState } from "react";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import Navbar from "@/components/Navbar";
+
+export default function AdminLayout({ children }: { children: React.ReactNode }) {
+    const router = useRouter();
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const hasPermission = useAuthStore((s) => s.hasPermission);
+
+    const [authChecked, setAuthChecked] = useState(false);
+
+    useEffect(() => {
+        const theme = localStorage.getItem("theme") === "dark" ? "dark" : "light";
+        document.documentElement.setAttribute("data-bs-theme", theme);
+
+        ensureInitialized().then(() => {
+            const state = useAuthStore.getState();
+            if (!state.user) {
+                router.replace("/login");
+            } else if (!state.hasPermission("admin.access") && !state.hasPermission("*")) {
+                router.replace("/dashboard");
+            } else {
+                setAuthChecked(true);
+            }
+        });
+    }, []);
+
+    if (!authChecked) {
+        return (
+            <div className="d-flex align-items-center justify-content-center min-vh-100">
+                <div className="spinner-border text-primary" role="status">
+                    <span className="visually-hidden">Loading…</span>
+                </div>
+            </div>
+        );
+    }
+
+    return (
+        <div className="app-container">
+            <nav>
+                <Navbar />
+            </nav>
+            <div className="app-main d-flex flex-column" style={{ overflow: "hidden" }}>
+                {children}
+            </div>
+        </div>
+    );
+}

frontend_new/src/app/admin/page.tsx

@@ -0,0 +1,887 @@
+"use client";
+
+import { useEffect, useState, useCallback } from "react";
+import { useRouter } from "next/navigation";
+import apiClient from "@/lib/apiClient";
+import AdminUserModal from "@/components/AdminUserModal";
+import AdminGroupModal from "@/components/AdminGroupModal";
+import AdminSpaceModal from "@/components/AdminSpaceModal";
+import AdminProviderModal from "@/components/AdminProviderModal";
+import ConfirmActionModal from "@/components/ConfirmActionModal";
+
+type AdminTab = "users" | "groups" | "spaces" | "providers" | "featureFlags";
+
+interface AdminUser {
+    id: string;
+    username: string;
+    email: string;
+    is_active: boolean;
+    created_at: string;
+    group_ids?: string[];
+}
+
+interface AdminGroup {
+    id: string;
+    name: string;
+    description: string;
+    is_system: boolean;
+    permissions: string[];
+}
+
+interface AdminSpace {
+    id: string;
+    name: string;
+    description: string;
+    icon?: string;
+    is_public: boolean;
+}
+
+interface AuthProvider {
+    id: string;
+    name: string;
+    type?: string;
+    client_id?: string;
+    authorization_url?: string;
+    token_url?: string;
+    userinfo_url?: string;
+    id_token_claim?: string;
+    scopes?: string[];
+    is_active: boolean;
+}
+
+interface FeatureFlags {
+    registration_enabled: boolean;
+    provider_login_enabled: boolean;
+    public_sharing_enabled: boolean;
+    file_explorer_enabled: boolean;
+    s3_endpoint: string;
+    s3_bucket: string;
+    s3_region: string;
+    s3_access_key: string;
+    s3_secret_key: string;
+    s3_secret_key_set: boolean;
+}
+
+const TABS: Array<{ id: AdminTab; label: string }> = [
+    { id: "users", label: "Users" },
+    { id: "groups", label: "Permission Groups" },
+    { id: "spaces", label: "Spaces" },
+    { id: "providers", label: "Identity Providers" },
+    { id: "featureFlags", label: "Feature Flags" },
+];
+
+const defaultFlags = (): FeatureFlags => ({
+    registration_enabled: true,
+    provider_login_enabled: true,
+    public_sharing_enabled: true,
+    file_explorer_enabled: false,
+    s3_endpoint: "",
+    s3_bucket: "",
+    s3_region: "",
+    s3_access_key: "",
+    s3_secret_key: "",
+    s3_secret_key_set: false,
+});
+
+export default function AdminPage() {
+    const router = useRouter();
+    const [activeTab, setActiveTab] = useState<AdminTab>("users");
+    const [showMobileSidebar, setShowMobileSidebar] = useState(false);
+    const [error, setError] = useState("");
+    const [successMessage, setSuccessMessage] = useState("");
+
+    // Users
+    const [users, setUsers] = useState<AdminUser[]>([]);
+    const [loadingUsers, setLoadingUsers] = useState(false);
+    const [showUserModal, setShowUserModal] = useState(false);
+    const [selectedUser, setSelectedUser] = useState<AdminUser | null>(null);
+    const [submittingUser, setSubmittingUser] = useState(false);
+
+    // Groups
+    const [groups, setGroups] = useState<AdminGroup[]>([]);
+    const [loadingGroups, setLoadingGroups] = useState(false);
+    const [showGroupModal, setShowGroupModal] = useState(false);
+    const [groupModalMode, setGroupModalMode] = useState<"create" | "edit">("create");
+    const [selectedGroup, setSelectedGroup] = useState<AdminGroup | null>(null);
+    const [submittingGroup, setSubmittingGroup] = useState(false);
+
+    // Spaces
+    const [spaces, setSpaces] = useState<AdminSpace[]>([]);
+    const [loadingSpaces, setLoadingSpaces] = useState(false);
+    const [showSpaceModal, setShowSpaceModal] = useState(false);
+    const [selectedSpace, setSelectedSpace] = useState<AdminSpace | null>(null);
+
+    // Providers
+    const [providers, setProviders] = useState<AuthProvider[]>([]);
+    const [loadingProviders, setLoadingProviders] = useState(false);
+    const [showProviderModal, setShowProviderModal] = useState(false);
+    const [providerModalMode, setProviderModalMode] = useState<"create" | "edit">("create");
+    const [selectedProvider, setSelectedProvider] = useState<AuthProvider | null>(null);
+    const [submittingProvider, setSubmittingProvider] = useState(false);
+
+    // Delete confirm
+    const [confirmVisible, setConfirmVisible] = useState(false);
+    const [confirmBusy, setConfirmBusy] = useState(false);
+    const [confirmIntent, setConfirmIntent] = useState<{
+        type: "user" | "group" | "provider";
+        payload: AdminUser | AdminGroup | AuthProvider | null;
+    }>({ type: "user", payload: null });
+
+    // Feature flags
+    const [featureFlags, setFeatureFlags] = useState<FeatureFlags>(defaultFlags());
+    const [loadingFeatureFlags, setLoadingFeatureFlags] = useState(false);
+    const [savingFlags, setSavingFlags] = useState(false);
+
+    const flash = (msg: string) => {
+        setSuccessMessage(msg);
+        setTimeout(() => setSuccessMessage(""), 3500);
+    };
+
+    const clearError = () => setError("");
+
+    // ── Loaders ──────────────────────────────────────────────────────────────────
+
+    const loadUsers = useCallback(async () => {
+        setLoadingUsers(true);
+        clearError();
+        try {
+            const res = await apiClient.get("/api/v1/admin/users");
+            setUsers(Array.isArray(res.data) ? res.data : res.data?.users || []);
+        } catch {
+            setError("Failed to load users.");
+        } finally {
+            setLoadingUsers(false);
+        }
+    }, []);
+
+    const loadGroups = useCallback(async () => {
+        setLoadingGroups(true);
+        clearError();
+        try {
+            const res = await apiClient.get("/api/v1/admin/groups");
+            setGroups(Array.isArray(res.data) ? res.data : res.data?.groups || []);
+        } catch {
+            setError("Failed to load groups.");
+        } finally {
+            setLoadingGroups(false);
+        }
+    }, []);
+
+    const loadSpaces = useCallback(async () => {
+        setLoadingSpaces(true);
+        clearError();
+        try {
+            const res = await apiClient.get("/api/v1/admin/spaces");
+            setSpaces(Array.isArray(res.data) ? res.data : res.data?.spaces || []);
+        } catch {
+            setError("Failed to load spaces.");
+        } finally {
+            setLoadingSpaces(false);
+        }
+    }, []);
+
+    const loadProviders = useCallback(async () => {
+        setLoadingProviders(true);
+        clearError();
+        try {
+            const res = await apiClient.get("/api/v1/admin/auth/providers");
+            setProviders(res.data?.providers || []);
+        } catch {
+            setError("Failed to load providers.");
+        } finally {
+            setLoadingProviders(false);
+        }
+    }, []);
+
+    const loadFeatureFlagsData = useCallback(async () => {
+        setLoadingFeatureFlags(true);
+        clearError();
+        try {
+            const res = await apiClient.get("/api/v1/admin/feature-flags");
+            setFeatureFlags({
+                registration_enabled: !!res.data.registration_enabled,
+                provider_login_enabled: !!res.data.provider_login_enabled,
+                public_sharing_enabled: !!res.data.public_sharing_enabled,
+                file_explorer_enabled: !!res.data.file_explorer_enabled,
+                s3_endpoint: res.data.s3_endpoint || "",
+                s3_bucket: res.data.s3_bucket || "",
+                s3_region: res.data.s3_region || "",
+                s3_access_key: res.data.s3_access_key || "",
+                s3_secret_key: "",
+                s3_secret_key_set: !!res.data.s3_secret_key_set,
+            });
+        } catch {
+            setError("Failed to load feature flags.");
+        } finally {
+            setLoadingFeatureFlags(false);
+        }
+    }, []);
+
+    useEffect(() => {
+        loadUsers();
+        loadGroups();
+        loadSpaces();
+        loadProviders();
+        loadFeatureFlagsData();
+    }, [loadUsers, loadGroups, loadSpaces, loadProviders, loadFeatureFlagsData]);
+
+    const selectTab = (tab: AdminTab) => {
+        setActiveTab(tab);
+        setShowMobileSidebar(false);
+        setError("");
+    };
+
+    // ── User CRUD ─────────────────────────────────────────────────────────────────
+
+    const openEditUser = (u: AdminUser) => {
+        setSelectedUser({ ...u });
+        setShowUserModal(true);
+    };
+
+    const submitEditUser = async ({ group_ids }: { group_ids: string[] }) => {
+        if (!selectedUser) return;
+        setSubmittingUser(true);
+        clearError();
+        try {
+            const res = await apiClient.put(`/api/v1/admin/users/${selectedUser.id}/groups`, { group_ids });
+            setUsers((prev) => prev.map((u) => (u.id === selectedUser.id ? { ...u, ...res.data } : u)));
+            flash("User updated.");
+            setShowUserModal(false);
+            setSelectedUser(null);
+        } catch {
+            setError("Failed to update user groups.");
+        } finally {
+            setSubmittingUser(false);
+        }
+    };
+
+    const requestDeleteUser = (u: AdminUser) => {
+        setConfirmIntent({ type: "user", payload: u });
+        setConfirmVisible(true);
+    };
+
+    // ── Group CRUD ────────────────────────────────────────────────────────────────
+
+    const openCreateGroup = () => {
+        setGroupModalMode("create");
+        setSelectedGroup(null);
+        setShowGroupModal(true);
+    };
+
+    const openEditGroup = (g: AdminGroup) => {
+        setGroupModalMode("edit");
+        setSelectedGroup({ ...g });
+        setShowGroupModal(true);
+    };
+
+    const submitGroupModal = async (data: { name: string; description: string; permissions: string[] }) => {
+        setSubmittingGroup(true);
+        clearError();
+        try {
+            if (groupModalMode === "create") {
+                await apiClient.post("/api/v1/admin/groups", data);
+                flash("Group created.");
+            } else {
+                await apiClient.put(`/api/v1/admin/groups/${selectedGroup!.id}`, data);
+                flash("Group updated.");
+            }
+            setShowGroupModal(false);
+            setSelectedGroup(null);
+            await Promise.all([loadGroups(), loadUsers()]);
+        } catch {
+            setError(`Failed to ${groupModalMode === "create" ? "create" : "update"} group.`);
+        } finally {
+            setSubmittingGroup(false);
+        }
+    };
+
+    const requestDeleteGroup = (g: AdminGroup) => {
+        if (g.is_system) return;
+        setConfirmIntent({ type: "group", payload: g });
+        setConfirmVisible(true);
+    };
+
+    // ── Space CRUD ────────────────────────────────────────────────────────────────
+
+    const openEditSpace = (s: AdminSpace) => {
+        setSelectedSpace({ ...s });
+        setShowSpaceModal(true);
+    };
+
+    const onSpaceSaved = (updated: AdminSpace) => {
+        setSpaces((prev) => prev.map((s) => (s.id === updated.id ? { ...s, ...updated } : s)));
+        setSelectedSpace(updated);
+        flash("Space updated.");
+    };
+
+    const onSpaceDeleted = (deleted: AdminSpace) => {
+        setSpaces((prev) => prev.filter((s) => s.id !== deleted.id));
+        setShowSpaceModal(false);
+        setSelectedSpace(null);
+        flash(`Space "${deleted.name}" deleted.`);
+    };
+
+    // ── Provider CRUD ─────────────────────────────────────────────────────────────
+
+    const openCreateProvider = () => {
+        setProviderModalMode("create");
+        setSelectedProvider(null);
+        setShowProviderModal(true);
+    };
+
+    const openEditProvider = (p: AuthProvider) => {
+        setProviderModalMode("edit");
+        setSelectedProvider({ ...p });
+        setShowProviderModal(true);
+    };
+
+    const submitProviderModal = async (formData: object) => {
+        setSubmittingProvider(true);
+        clearError();
+        try {
+            if (providerModalMode === "create") {
+                await apiClient.post("/api/v1/admin/auth/providers", formData);
+                flash("Provider added.");
+            } else {
+                await apiClient.put(`/api/v1/admin/auth/providers/${selectedProvider!.id}`, formData);
+                flash("Provider updated.");
+            }
+            setShowProviderModal(false);
+            setSelectedProvider(null);
+            await loadProviders();
+        } catch {
+            setError(`Failed to ${providerModalMode === "create" ? "add" : "update"} provider.`);
+        } finally {
+            setSubmittingProvider(false);
+        }
+    };
+
+    const requestDeleteProvider = (p: AuthProvider) => {
+        setShowProviderModal(false);
+        setConfirmIntent({ type: "provider", payload: { ...p } });
+        setConfirmVisible(true);
+    };
+
+    // ── Confirm delete ────────────────────────────────────────────────────────────
+
+    const confirmDelete = async () => {
+        if (confirmBusy) return;
+        setConfirmBusy(true);
+        clearError();
+        try {
+            const { type, payload } = confirmIntent;
+            if (type === "user") {
+                const u = payload as AdminUser;
+                await apiClient.delete(`/api/v1/admin/users/${u.id}`);
+                setUsers((prev) => prev.filter((x) => x.id !== u.id));
+                flash(`User "${u.username}" deleted.`);
+            } else if (type === "group") {
+                const g = payload as AdminGroup;
+                await apiClient.delete(`/api/v1/admin/groups/${g.id}`);
+                flash(`Group "${g.name}" deleted.`);
+                await Promise.all([loadGroups(), loadUsers()]);
+            } else if (type === "provider") {
+                const p = payload as AuthProvider;
+                await apiClient.delete(`/api/v1/admin/auth/providers/${p.id}`);
+                setProviders((prev) => prev.filter((x) => x.id !== p.id));
+                flash(`Provider "${p.name}" deleted.`);
+            }
+            setConfirmVisible(false);
+            setConfirmIntent({ type: "user", payload: null });
+        } catch {
+            setError("Delete failed.");
+        } finally {
+            setConfirmBusy(false);
+        }
+    };
+
+    const closeConfirm = () => {
+        if (confirmBusy) return;
+        setConfirmVisible(false);
+    };
+
+    // ── Feature Flags ─────────────────────────────────────────────────────────────
+
+    const saveFeatureFlags = async () => {
+        setSavingFlags(true);
+        clearError();
+        try {
+            const res = await apiClient.put("/api/v1/admin/feature-flags", {
+                registration_enabled: featureFlags.registration_enabled,
+                provider_login_enabled: featureFlags.provider_login_enabled,
+                public_sharing_enabled: featureFlags.public_sharing_enabled,
+                file_explorer_enabled: featureFlags.file_explorer_enabled,
+                s3_endpoint: featureFlags.s3_endpoint,
+                s3_bucket: featureFlags.s3_bucket,
+                s3_region: featureFlags.s3_region,
+                s3_access_key: featureFlags.s3_access_key,
+                s3_secret_key: featureFlags.s3_secret_key,
+            });
+            setFeatureFlags({
+                registration_enabled: !!res.data.registration_enabled,
+                provider_login_enabled: !!res.data.provider_login_enabled,
+                public_sharing_enabled: !!res.data.public_sharing_enabled,
+                file_explorer_enabled: !!res.data.file_explorer_enabled,
+                s3_endpoint: res.data.s3_endpoint || "",
+                s3_bucket: res.data.s3_bucket || "",
+                s3_region: res.data.s3_region || "",
+                s3_access_key: res.data.s3_access_key || "",
+                s3_secret_key: "",
+                s3_secret_key_set: !!res.data.s3_secret_key_set,
+            });
+            flash("Feature flags saved.");
+        } catch {
+            setError("Failed to save feature flags.");
+        } finally {
+            setSavingFlags(false);
+        }
+    };
+
+    // ── Helpers ───────────────────────────────────────────────────────────────────
+
+    const formatDate = (d: string) => (d ? new Date(d).toLocaleDateString(undefined, { year: "numeric", month: "short", day: "numeric" }) : "—");
+
+    const getUserGroupSummary = (u: AdminUser) => {
+        const ids = u.group_ids || [];
+        if (!ids.length) return "No groups";
+        const names = ids.map((id) => groups.find((g) => g.id === id)?.name).filter(Boolean);
+        return names.length ? names.join(", ") : "No groups";
+    };
+
+    const confirmTitle = confirmIntent.type === "user" ? "Delete User" : confirmIntent.type === "group" ? "Delete Group" : "Delete Identity Provider";
+
+    const confirmMessage =
+        confirmIntent.type === "user"
+            ? `Delete user "${(confirmIntent.payload as AdminUser)?.username}"? This cannot be undone.`
+            : confirmIntent.type === "group"
+              ? `Delete group "${(confirmIntent.payload as AdminGroup)?.name}"? This cannot be undone.`
+              : `Delete identity provider "${(confirmIntent.payload as AuthProvider)?.name}"? This cannot be undone.`;
+
+    // ── Render ────────────────────────────────────────────────────────────────────
+
+    return (
+        <div className="admin-page">
+            <div className="admin-topbar d-flex justify-content-between align-items-center">
+                <button className="btn btn-outline-secondary d-md-none" type="button" aria-label="Open admin navigation" onClick={() => setShowMobileSidebar(true)}>
+                    <i className="mdi mdi-menu" aria-hidden="true" />
+                </button>
+                <div className="d-flex align-items-start gap-2">
+                    <div>
+                        <h2 className="mb-1">Admin Panel</h2>
+                        <p className="text-muted mb-0">Manage users, groups, spaces, and identity providers.</p>
+                    </div>
+                </div>
+                <button className="btn btn-outline-secondary" onClick={() => router.push("/dashboard")}>
+                    Back to Notes
+                </button>
+            </div>
+
+            {error && <div className="alert alert-danger mx-3 mt-2">{error}</div>}
+            {successMessage && <div className="alert alert-success mx-3 mt-2">{successMessage}</div>}
+
+            <div className="admin-shell">
+                {showMobileSidebar && <div className="admin-sidebar-backdrop" onClick={() => setShowMobileSidebar(false)} />}
+
+                <aside className={`admin-sidebar${showMobileSidebar ? " open" : ""}`}>
+                    <div className="admin-sidebar-inner">
+                        <div className="d-flex justify-content-between align-items-center px-2 py-1 d-md-none">
+                            <h6 className="mb-0">Admin Sections</h6>
+                            <button type="button" className="btn-close" aria-label="Close" onClick={() => setShowMobileSidebar(false)} />
+                        </div>
+                        <nav className="nav nav-pills flex-column gap-1 admin-nav mt-2">
+                            {TABS.map((tab) => (
+                                <button key={tab.id} className={`nav-link text-start${activeTab === tab.id ? " active" : ""}`} onClick={() => selectTab(tab.id)}>
+                                    {tab.label}
+                                </button>
+                            ))}
+                        </nav>
+                    </div>
+                </aside>
+
+                <main className="admin-content">
+                    {/* ── Users ── */}
+                    {activeTab === "users" && (
+                        <section className="admin-section card border-0 shadow-sm">
+                            <div className="card-body">
+                                <div className="d-flex justify-content-between align-items-center mb-3">
+                                    <h5 className="mb-0">All Users</h5>
+                                    <button className="btn btn-sm btn-outline-secondary" disabled={loadingUsers} onClick={loadUsers}>
+                                        Refresh
+                                    </button>
+                                </div>
+                                {loadingUsers ? (
+                                    <div className="text-muted small">Loading users…</div>
+                                ) : users.length === 0 ? (
+                                    <div className="border rounded p-3 text-muted">No users found.</div>
+                                ) : (
+                                    <div className="list-group users-list">
+                                        {users.map((u) => (
+                                            <div key={u.id} className="list-group-item user-row">
+                                                <div className="user-row-main">
+                                                    <div className="user-name-line">
+                                                        <span className="fw-semibold user-name">{u.username}</span>
+                                                        <span className={`badge ${u.is_active ? "text-bg-success" : "text-bg-secondary"}`}>{u.is_active ? "Active" : "Inactive"}</span>
+                                                    </div>
+                                                    <div className="user-meta-grid">
+                                                        <div className="user-meta-item">
+                                                            <div className="user-meta-label">Email</div>
+                                                            <div className="user-meta-value">{u.email}</div>
+                                                        </div>
+                                                        <div className="user-meta-item">
+                                                            <div className="user-meta-label">Joined</div>
+                                                            <div className="user-meta-value">{formatDate(u.created_at)}</div>
+                                                        </div>
+                                                        <div className="user-meta-item">
+                                                            <div className="user-meta-label">Groups</div>
+                                                            <div className="user-meta-value">{getUserGroupSummary(u)}</div>
+                                                        </div>
+                                                    </div>
+                                                </div>
+                                                <div className="user-row-actions">
+                                                    <div className="d-flex gap-2">
+                                                        <button className="btn btn-sm btn-outline-primary" onClick={() => openEditUser(u)}>
+                                                            Edit
+                                                        </button>
+                                                        <button className="btn btn-sm btn-outline-danger" onClick={() => requestDeleteUser(u)}>
+                                                            Delete
+                                                        </button>
+                                                    </div>
+                                                </div>
+                                            </div>
+                                        ))}
+                                    </div>
+                                )}
+                            </div>
+                        </section>
+                    )}
+
+                    {/* ── Groups ── */}
+                    {activeTab === "groups" && (
+                        <section className="admin-section card border-0 shadow-sm">
+                            <div className="card-body">
+                                <div className="d-flex justify-content-between align-items-center mb-3">
+                                    <h5 className="mb-0">Permission Groups</h5>
+                                    <div className="d-flex gap-2">
+                                        <button className="btn btn-sm btn-outline-secondary" disabled={loadingGroups} onClick={loadGroups}>
+                                            Refresh
+                                        </button>
+                                        <button className="btn btn-sm btn-primary" onClick={openCreateGroup}>
+                                            Create Group
+                                        </button>
+                                    </div>
+                                </div>
+                                {loadingGroups ? (
+                                    <div className="text-muted small">Loading groups…</div>
+                                ) : groups.length === 0 ? (
+                                    <div className="border rounded p-3 text-muted">No groups created yet.</div>
+                                ) : (
+                                    <div className="list-group">
+                                        {groups.map((g) => (
+                                            <div key={g.id} className="list-group-item d-flex justify-content-between align-items-center">
+                                                <div>
+                                                    <div className="fw-semibold d-flex align-items-center gap-2">
+                                                        <span>{g.name}</span>
+                                                        {g.is_system && <span className="badge text-bg-dark">System</span>}
+                                                    </div>
+                                                    <div className="small text-muted">{g.description || "No description"}</div>
+                                                    <div className="small text-muted">
+                                                        {(g.permissions || []).length} permission{(g.permissions || []).length === 1 ? "" : "s"}
+                                                    </div>
+                                                </div>
+                                                <div className="d-flex gap-2">
+                                                    <button className="btn btn-sm btn-outline-primary" onClick={() => openEditGroup(g)}>
+                                                        Edit
+                                                    </button>
+                                                    <button className="btn btn-sm btn-outline-danger" disabled={g.is_system} onClick={() => requestDeleteGroup(g)}>
+                                                        Delete
+                                                    </button>
+                                                </div>
+                                            </div>
+                                        ))}
+                                    </div>
+                                )}
+                            </div>
+                        </section>
+                    )}
+
+                    {/* ── Spaces ── */}
+                    {activeTab === "spaces" && (
+                        <section className="admin-section card border-0 shadow-sm">
+                            <div className="card-body">
+                                <div className="d-flex justify-content-between align-items-center mb-3">
+                                    <h5 className="mb-0">All Spaces</h5>
+                                    <button className="btn btn-sm btn-outline-secondary" disabled={loadingSpaces} onClick={loadSpaces}>
+                                        Refresh
+                                    </button>
+                                </div>
+                                {loadingSpaces ? (
+                                    <div className="text-muted small">Loading spaces…</div>
+                                ) : spaces.length === 0 ? (
+                                    <div className="border rounded p-3 text-muted">No spaces found.</div>
+                                ) : (
+                                    <div className="list-group">
+                                        {spaces.map((s) => (
+                                            <div key={s.id} className="list-group-item d-flex justify-content-between align-items-center">
+                                                <div>
+                                                    <div className="fw-semibold">{s.name}</div>
+                                                    <div className="small text-muted">{s.description || "No description"}</div>
+                                                </div>
+                                                <div className="d-flex align-items-center gap-2">
+                                                    <span className={`badge ${s.is_public ? "text-bg-success" : "text-bg-secondary"}`}>{s.is_public ? "Public" : "Private"}</span>
+                                                    <button className="btn btn-sm btn-outline-primary" onClick={() => openEditSpace(s)}>
+                                                        Edit Space
+                                                    </button>
+                                                </div>
+                                            </div>
+                                        ))}
+                                    </div>
+                                )}
+                            </div>
+                        </section>
+                    )}
+
+                    {/* ── Providers ── */}
+                    {activeTab === "providers" && (
+                        <section className="admin-section card border-0 shadow-sm">
+                            <div className="card-body">
+                                <div className="d-flex justify-content-between align-items-center mb-3">
+                                    <h5 className="mb-0">Identity Providers</h5>
+                                    <div className="d-flex gap-2">
+                                        <button className="btn btn-sm btn-outline-secondary" disabled={loadingProviders} onClick={loadProviders}>
+                                            Refresh
+                                        </button>
+                                        <button className="btn btn-sm btn-primary" onClick={openCreateProvider}>
+                                            <i className="mdi mdi-plus me-1" aria-hidden="true" />
+                                            Add Provider
+                                        </button>
+                                    </div>
+                                </div>
+                                {loadingProviders ? (
+                                    <div className="text-muted small">Loading providers…</div>
+                                ) : providers.length === 0 ? (
+                                    <div className="border rounded p-3 text-muted">No providers configured yet.</div>
+                                ) : (
+                                    <div className="list-group">
+                                        {providers.map((p) => (
+                                            <div key={p.id} className="list-group-item d-flex justify-content-between align-items-center">
+                                                <div className="d-flex align-items-center gap-2">
+                                                    <i className={`mdi ${p.is_active ? "mdi-check-circle text-success" : "mdi-close-circle text-secondary"}`} aria-hidden="true" />
+                                                    <span className="fw-semibold">{p.name}</span>
+                                                </div>
+                                                <button className="btn btn-sm btn-outline-secondary" onClick={() => openEditProvider(p)}>
+                                                    Edit
+                                                </button>
+                                            </div>
+                                        ))}
+                                    </div>
+                                )}
+                            </div>
+                        </section>
+                    )}
+
+                    {/* ── Feature Flags ── */}
+                    {activeTab === "featureFlags" && (
+                        <section className="admin-section card border-0 shadow-sm">
+                            <div className="card-body">
+                                <div className="d-flex justify-content-between align-items-center mb-3">
+                                    <h5 className="mb-0">Application Feature Flags</h5>
+                                    <button className="btn btn-sm btn-outline-secondary" disabled={loadingFeatureFlags} onClick={loadFeatureFlagsData}>
+                                        Refresh
+                                    </button>
+                                </div>
+                                {loadingFeatureFlags ? (
+                                    <div className="text-muted small">Loading feature flags…</div>
+                                ) : (
+                                    <div className="d-grid gap-3">
+                                        <FlagItem
+                                            id="flag-registration"
+                                            title="Enable User Registration"
+                                            description="Controls whether new users can sign up from the register page."
+                                            checked={featureFlags.registration_enabled}
+                                            onChange={(v) => setFeatureFlags((f) => ({ ...f, registration_enabled: v }))}
+                                        />
+                                        <FlagItem
+                                            id="flag-provider-login"
+                                            title="Enable Provider Login"
+                                            description="Controls OAuth/OIDC sign-in buttons and provider login endpoints."
+                                            checked={featureFlags.provider_login_enabled}
+                                            onChange={(v) => setFeatureFlags((f) => ({ ...f, provider_login_enabled: v }))}
+                                        />
+                                        <FlagItem
+                                            id="flag-public-sharing"
+                                            title="Enable Public Sharing"
+                                            description="Reserved for public content controls and future sharing gates."
+                                            checked={featureFlags.public_sharing_enabled}
+                                            onChange={(v) => setFeatureFlags((f) => ({ ...f, public_sharing_enabled: v }))}
+                                        />
+                                        {/* File Explorer with S3 config */}
+                                        <div className="feature-flag-item border rounded p-3">
+                                            <div className={`d-flex justify-content-between align-items-center${featureFlags.file_explorer_enabled ? " mb-3" : ""}`}>
+                                                <div>
+                                                    <div className="fw-semibold">Enable File Explorer</div>
+                                                    <div className="small text-muted">Allow users to browse and insert files from an S3 bucket directly into notes.</div>
+                                                </div>
+                                                <div className="form-check form-switch m-0">
+                                                    <input
+                                                        id="flag-file-explorer"
+                                                        className="form-check-input"
+                                                        type="checkbox"
+                                                        checked={featureFlags.file_explorer_enabled}
+                                                        onChange={(e) => setFeatureFlags((f) => ({ ...f, file_explorer_enabled: e.target.checked }))}
+                                                    />
+                                                </div>
+                                            </div>
+                                            {featureFlags.file_explorer_enabled && (
+                                                <div className="row g-2 mt-1">
+                                                    <div className="col-md-6">
+                                                        <label className="form-label small mb-1">S3 Endpoint URL</label>
+                                                        <input
+                                                            type="url"
+                                                            className="form-control form-control-sm"
+                                                            placeholder="https://s3.amazonaws.com or custom endpoint"
+                                                            value={featureFlags.s3_endpoint}
+                                                            onChange={(e) => setFeatureFlags((f) => ({ ...f, s3_endpoint: e.target.value }))}
+                                                        />
+                                                    </div>
+                                                    <div className="col-md-6">
+                                                        <label className="form-label small mb-1">Bucket Name</label>
+                                                        <input
+                                                            type="text"
+                                                            className="form-control form-control-sm"
+                                                            placeholder="my-bucket"
+                                                            value={featureFlags.s3_bucket}
+                                                            onChange={(e) => setFeatureFlags((f) => ({ ...f, s3_bucket: e.target.value }))}
+                                                        />
+                                                    </div>
+                                                    <div className="col-md-4">
+                                                        <label className="form-label small mb-1">Region</label>
+                                                        <input
+                                                            type="text"
+                                                            className="form-control form-control-sm"
+                                                            placeholder="us-east-1"
+                                                            value={featureFlags.s3_region}
+                                                            onChange={(e) => setFeatureFlags((f) => ({ ...f, s3_region: e.target.value }))}
+                                                        />
+                                                    </div>
+                                                    <div className="col-md-4">
+                                                        <label className="form-label small mb-1">Access Key</label>
+                                                        <input
+                                                            type="text"
+                                                            className="form-control form-control-sm"
+                                                            autoComplete="off"
+                                                            value={featureFlags.s3_access_key}
+                                                            onChange={(e) => setFeatureFlags((f) => ({ ...f, s3_access_key: e.target.value }))}
+                                                        />
+                                                    </div>
+                                                    <div className="col-md-4">
+                                                        <label className="form-label small mb-1">Secret Key</label>
+                                                        <input
+                                                            type="password"
+                                                            className="form-control form-control-sm"
+                                                            placeholder={featureFlags.s3_secret_key_set ? "Leave blank to keep current secret" : "Enter secret key"}
+                                                            autoComplete="new-password"
+                                                            value={featureFlags.s3_secret_key}
+                                                            onChange={(e) => setFeatureFlags((f) => ({ ...f, s3_secret_key: e.target.value }))}
+                                                        />
+                                                        {featureFlags.s3_secret_key_set && !featureFlags.s3_secret_key && (
+                                                            <div className="small text-success mt-1">
+                                                                <i className="mdi mdi-check-circle-outline" aria-hidden="true" /> Secret key is set
+                                                            </div>
+                                                        )}
+                                                    </div>
+                                                </div>
+                                            )}
+                                        </div>
+
+                                        <div className="d-flex justify-content-end">
+                                            <button className="btn btn-primary" onClick={saveFeatureFlags} disabled={savingFlags}>
+                                                {savingFlags ? (
+                                                    <>
+                                                        <span className="spinner-border spinner-border-sm me-2" />
+                                                        Saving…
+                                                    </>
+                                                ) : (
+                                                    "Save Changes"
+                                                )}
+                                            </button>
+                                        </div>
+                                    </div>
+                                )}
+                            </div>
+                        </section>
+                    )}
+                </main>
+            </div>
+
+            {/* Modals */}
+            {showUserModal && selectedUser && (
+                <AdminUserModal
+                    user={selectedUser}
+                    groups={groups}
+                    submitting={submittingUser}
+                    onClose={() => {
+                        setShowUserModal(false);
+                        setSelectedUser(null);
+                    }}
+                    onSubmit={submitEditUser}
+                />
+            )}
+
+            {showGroupModal && (
+                <AdminGroupModal
+                    mode={groupModalMode}
+                    group={selectedGroup}
+                    submitting={submittingGroup}
+                    onClose={() => {
+                        setShowGroupModal(false);
+                        setSelectedGroup(null);
+                    }}
+                    onSubmit={submitGroupModal}
+                />
+            )}
+
+            {showSpaceModal && selectedSpace && (
+                <AdminSpaceModal
+                    space={selectedSpace}
+                    users={users}
+                    onClose={() => {
+                        setShowSpaceModal(false);
+                        setSelectedSpace(null);
+                    }}
+                    onSaved={onSpaceSaved}
+                    onDeleted={onSpaceDeleted}
+                />
+            )}
+
+            {showProviderModal && (
+                <AdminProviderModal
+                    mode={providerModalMode}
+                    provider={selectedProvider}
+                    submitting={submittingProvider}
+                    onClose={() => {
+                        setShowProviderModal(false);
+                        setSelectedProvider(null);
+                    }}
+                    onSubmit={submitProviderModal}
+                    onDelete={requestDeleteProvider}
+                />
+            )}
+
+            <ConfirmActionModal visible={confirmVisible} title={confirmTitle} message={confirmMessage} busy={confirmBusy} onClose={closeConfirm} onConfirm={confirmDelete} />
+        </div>
+    );
+}
+
+function FlagItem({ id, title, description, checked, onChange }: { id: string; title: string; description: string; checked: boolean; onChange: (v: boolean) => void }) {
+    return (
+        <div className="feature-flag-item border rounded p-3 d-flex justify-content-between align-items-center">
+            <div>
+                <div className="fw-semibold">{title}</div>
+                <div className="small text-muted">{description}</div>
+            </div>
+            <div className="form-check form-switch m-0">
+                <input id={id} className="form-check-input" type="checkbox" checked={checked} onChange={(e) => onChange(e.target.checked)} />
+            </div>
+        </div>
+    );
+}

frontend_new/src/app/dashboard/layout.tsx

@@ -0,0 +1,167 @@
+"use client";
+
+import { useEffect, useRef, useState } from "react";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import { Space, useSpaceStore } from "@/stores/spaceStore";
+import Navbar from "@/components/Navbar";
+import Sidebar from "@/components/Sidebar";
+import SpaceSettingsModal from "@/components/SpaceSettingsModal";
+import apiClient from "@/lib/apiClient";
+
+export default function DashboardLayout({ children }: { children: React.ReactNode }) {
+    const router = useRouter();
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const fetchSpaces = useSpaceStore((s) => s.fetchSpaces);
+    const currentSpace = useSpaceStore((s) => s.currentSpace!);
+
+    const [authChecked, setAuthChecked] = useState(false);
+    const [showSidebar, setShowSidebar] = useState(false);
+    const navbarRef = useRef<HTMLElement>(null);
+    const [navbarHeight, setNavbarHeight] = useState(56);
+
+    const [showCreateCategoryModal, setShowCreateCategoryModal] = useState(false);
+    const [showSpaceSettingsModal, setShowSpaceSettingsModal] = useState(false);
+
+    useEffect(() => {
+        const theme = localStorage.getItem("theme") === "dark" ? "dark" : "light";
+        document.documentElement.setAttribute("data-bs-theme", theme);
+
+        ensureInitialized().then(() => {
+            if (!useAuthStore.getState().user) {
+                router.replace("/login");
+            } else {
+                setAuthChecked(true);
+                fetchSpaces();
+            }
+        });
+    }, []);
+
+    useEffect(() => {
+        const el = navbarRef.current;
+        if (!el) return;
+        setNavbarHeight(el.offsetHeight);
+        const ro = new ResizeObserver(() => setNavbarHeight(el.offsetHeight));
+        ro.observe(el);
+        return () => ro.disconnect();
+    }, [authChecked]);
+
+    if (!authChecked) {
+        return (
+            <div className="d-flex align-items-center justify-content-center min-vh-100">
+                <div className="spinner-border text-primary" role="status">
+                    <span className="visually-hidden">Loading…</span>
+                </div>
+            </div>
+        );
+    }
+
+    function handleCreateCategory(name: string) {
+        apiClient.post(`/api/v1/spaces/${currentSpace?.id}/categories`, { name }).then(() => {
+            useSpaceStore.getState().fetchCategories(currentSpace?.id || "");
+        });
+    }
+
+    function handleSpaceSaved(_updatedSpace: Space) {
+        useSpaceStore.getState().fetchSpaces();
+        setShowSpaceSettingsModal(false);
+    }
+
+    function handleSpaceDeleted() {
+        useSpaceStore.getState().fetchSpaces();
+        setShowSpaceSettingsModal(false);
+    }
+
+    return (
+        <>
+            <div className="app-container">
+                <nav ref={navbarRef}>
+                    <Navbar onToggleSidebar={() => setShowSidebar((v) => !v)} showSidebarToggle />
+                </nav>
+
+                <div className="app-main d-flex">
+                    <Sidebar
+                        open={showSidebar}
+                        onClose={() => setShowSidebar(false)}
+                        navbarHeight={navbarHeight}
+                        onOpenCreateCategory={() => setShowCreateCategoryModal(true)}
+                        onOpenSpaceSettings={() => setShowSpaceSettingsModal(true)}
+                    />
+                    <main className="main-content flex-grow-1">{children}</main>
+                </div>
+            </div>
+
+            {showCreateCategoryModal && (
+                <CreateCategoryModal
+                    onClose={() => setShowCreateCategoryModal(false)}
+                    onSave={(name) => {
+                        handleCreateCategory(name);
+                        setShowCreateCategoryModal(false);
+                    }}
+                />
+            )}
+
+            {showSpaceSettingsModal && currentSpace && (
+                <SpaceSettingsModal
+                    space={currentSpace}
+                    onClose={() => setShowSpaceSettingsModal(false)}
+                    onSaved={handleSpaceSaved}
+                    onDeleted={handleSpaceDeleted}
+                />
+            )}
+        </>
+    );
+}
+
+function CreateCategoryModal({ onClose, onSave }: { onClose: () => void; onSave: (name: string) => void }) {
+    const [categoryName, setCategoryName] = useState("");
+
+    function handleKeyDown(e: React.KeyboardEvent) {
+        if (e.key === "Enter") onSave(categoryName);
+    }
+
+    return (
+        <div
+            className="modal fade show d-block"
+            tabIndex={-1}
+            role="dialog"
+            aria-modal="true"
+            onClick={(e) => e.target === e.currentTarget && onClose()}
+        >
+            <div className="modal-dialog modal-dialog-centered" role="document">
+                <div className="modal-content">
+                    <div className="modal-header">
+                        <h5 className="modal-title">Create Category</h5>
+                        <button type="button" className="btn-close" aria-label="Close" onClick={onClose} />
+                    </div>
+                    <div className="modal-body">
+                        <div className="mb-3">
+                            <label htmlFor="categoryName" className="form-label">
+                                Category Name
+                            </label>
+                            <input
+                                type="text"
+                                className="form-control"
+                                id="categoryName"
+                                placeholder="Enter category name"
+                                value={categoryName}
+                                onChange={(e) => setCategoryName(e.target.value)}
+                                onKeyDown={handleKeyDown}
+                                autoFocus
+                            />
+                        </div>
+                    </div>
+                    <div className="modal-footer">
+                        <button type="button" className="btn btn-outline-secondary" onClick={onClose}>
+                            Cancel
+                        </button>
+                        <button type="button" className="btn btn-primary" onClick={() => onSave(categoryName)} disabled={!categoryName.trim()}>
+                            Create
+                        </button>
+                    </div>
+                </div>
+            </div>
+            <div className="modal-backdrop fade show" />
+        </div>
+    );
+}

frontend_new/src/app/dashboard/page.tsx

@@ -0,0 +1,315 @@
+"use client";
+
+import { useEffect, useState } from "react";
+import { useRouter, useSearchParams } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import { useSpaceStore, type Note, type TaskList, type Category } from "@/stores/spaceStore";
+import apiClient from "@/lib/apiClient";
+
+export default function DashboardPage() {
+    const router = useRouter();
+    const searchParams = useSearchParams();
+    const spaces = useSpaceStore((s) => s.spaces);
+    const currentSpace = useSpaceStore((s) => s.currentSpace);
+    const notes = useSpaceStore((s) => s.notes);
+    const taskLists = useSpaceStore((s) => s.taskLists);
+    const categoryTree = useSpaceStore((s) => s.categoryTree);
+    const notesLoading = useSpaceStore((s) => s.notesLoading);
+    const notesHasMore = useSpaceStore((s) => s.notesHasMore);
+    const fetchNotes = useSpaceStore((s) => s.fetchNotes);
+    const hasSpacePermission = useAuthStore((s) => s.hasSpacePermission);
+    const hasPermission = useAuthStore((s) => s.hasPermission);
+
+    const [searchQuery, setSearchQuery] = useState(searchParams?.get("search") ?? "");
+    const [searchResults, setSearchResults] = useState<Note[]>([]);
+    const [searchLoading, setSearchLoading] = useState(false);
+
+    const canCreateNotes = hasPermission("*") || hasSpacePermission(currentSpace, "notes.create");
+    const canCreateTasklists = hasPermission("*") || hasSpacePermission(currentSpace, "tasklists.create");
+    const canCreateSpaces = hasPermission("*") || hasPermission("spaces.create");
+
+    useEffect(() => {
+        const q = searchParams?.get("search");
+        if (q && currentSpace) {
+            setSearchQuery(q);
+            doSearch(q, currentSpace.id);
+        } else {
+            setSearchQuery("");
+            setSearchResults([]);
+        }
+    }, [searchParams, currentSpace]);
+
+    async function doSearch(q: string, spaceId: string) {
+        if (!q.trim()) return;
+        setSearchLoading(true);
+        try {
+            const res = await apiClient.get(`/api/v1/spaces/${spaceId}/notes/search`, {
+                params: { q, limit: 50 },
+            });
+            setSearchResults(res.data || []);
+        } catch {
+            setSearchResults([]);
+        } finally {
+            setSearchLoading(false);
+        }
+    }
+
+    const isSearch = !!(searchQuery && searchParams?.get("search"));
+
+    // Group notes and task lists by category id
+    const notesByCategory: Record<string, Note[]> = {};
+    const taskListsByCategory: Record<string, TaskList[]> = {};
+    const uncategorizedNotes: Note[] = [];
+    const uncategorizedTaskLists: TaskList[] = [];
+
+    for (const note of notes) {
+        if (note.category_id) {
+            (notesByCategory[note.category_id] ??= []).push(note);
+        } else {
+            uncategorizedNotes.push(note);
+        }
+    }
+    for (const tl of taskLists) {
+        if (tl.category_id) {
+            (taskListsByCategory[tl.category_id] ??= []).push(tl);
+        } else {
+            uncategorizedTaskLists.push(tl);
+        }
+    }
+
+    // Flatten category tree for lookup
+    function flattenTree(cats: Category[]): Category[] {
+        const result: Category[] = [];
+        function walk(list: Category[]) {
+            for (const c of list) {
+                result.push(c);
+                const children = c.subcategories ?? c.children ?? [];
+                if (children.length) walk(children);
+            }
+        }
+        walk(cats);
+        return result;
+    }
+    const flatCategories = flattenTree(categoryTree);
+
+    // ── No spaces ──────────────────────────────────────────────────────────────
+    if (spaces.length === 0) {
+        return (
+            <div className="d-flex align-items-center justify-content-center h-100">
+                <div className="text-center py-5">
+                    <i className="mdi mdi-folder-outline" style={{ fontSize: "5rem", color: "#6c757d", display: "block", marginBottom: "1rem" }} />
+                    <h2 className="text-muted mb-3">No Spaces Yet</h2>
+                    <p className="text-muted mb-4">Create a space to start organising your notes.</p>
+                    {canCreateSpaces && (
+                        <button className="btn btn-primary">
+                            <i className="mdi mdi-plus-circle-outline me-2" />
+                            Create Your First Space
+                        </button>
+                    )}
+                </div>
+            </div>
+        );
+    }
+
+    // ── No space selected ──────────────────────────────────────────────────────
+    if (!currentSpace) {
+        return (
+            <div className="d-flex align-items-center justify-content-center h-100">
+                <div className="text-center py-5">
+                    <i className="mdi mdi-arrow-up-left" style={{ fontSize: "3rem", color: "#6c757d", display: "block", marginBottom: "1rem" }} />
+                    <h4 className="text-muted">Select a space to get started</h4>
+                </div>
+            </div>
+        );
+    }
+
+    return (
+        <>
+            {/* Toolbar */}
+            <div className="toolbar p-3 border-bottom">
+                <div className="row align-items-center">
+                    <div className="col">
+                        <h5 className="mb-0 breadcrumb-title">{currentSpace.name}</h5>
+                    </div>
+                </div>
+            </div>
+
+            {/* Content */}
+            <div className="content overflow-auto flex-grow-1">
+                {/* Search results */}
+                {isSearch ? (
+                    <div className="p-3">
+                        <div className="mb-3 text-muted small border-bottom pb-2">
+                            Search results for <strong>&quot;{searchQuery}&quot;</strong>
+                            {!searchLoading && ` — ${searchResults.length} found`}
+                        </div>
+                        {searchLoading ? (
+                            <div className="d-flex align-items-center justify-content-center p-5">
+                                <div className="spinner-border text-secondary" role="status" />
+                            </div>
+                        ) : searchResults.length === 0 ? (
+                            <p className="text-muted">No results found.</p>
+                        ) : (
+                            <div className="notes-grid">
+                                {searchResults.map((note) => (
+                                    <NoteCard
+                                        key={note.id}
+                                        note={note}
+                                        onClick={() => router.push(`/dashboard/spaces/${currentSpace.id}/notes/${note.id}`)}
+                                    />
+                                ))}
+                            </div>
+                        )}
+                    </div>
+                ) : notesLoading && notes.length === 0 ? (
+                    <div className="d-flex align-items-center justify-content-center p-5">
+                        <div className="spinner-border text-secondary" role="status" />
+                    </div>
+                ) : (
+                    <div className="p-3">
+                        {/* Category sections */}
+                        {flatCategories.map((cat) => {
+                            const catNotes = notesByCategory[cat.id] ?? [];
+                            const catTaskLists = taskListsByCategory[cat.id] ?? [];
+                            return (
+                                <CategorySection
+                                    key={cat.id}
+                                    category={cat}
+                                    notes={catNotes}
+                                    taskLists={catTaskLists}
+                                    canCreateNotes={canCreateNotes}
+                                    canCreateTasklists={canCreateTasklists}
+                                    onNoteClick={(id) => router.push(`/dashboard/spaces/${currentSpace.id}/notes/${id}`)}
+                                    onTaskListClick={(id) => router.push(`/dashboard/spaces/${currentSpace.id}/tasklists/${id}`)}
+                                    onNewNote={() => router.push(`/dashboard/spaces/${currentSpace.id}/notes/new?categoryId=${cat.id}`)}
+                                    onNewTaskList={() => router.push(`/dashboard/spaces/${currentSpace.id}/tasklists/new?categoryId=${cat.id}`)}
+                                />
+                            );
+                        })}
+
+                        {/* Uncategorized section — only show if there are items */}
+                        {(uncategorizedNotes.length > 0 || uncategorizedTaskLists.length > 0) && (
+                            <CategorySection
+                                category={null}
+                                notes={uncategorizedNotes}
+                                taskLists={uncategorizedTaskLists}
+                                canCreateNotes={canCreateNotes}
+                                canCreateTasklists={canCreateTasklists}
+                                onNoteClick={(id) => router.push(`/dashboard/spaces/${currentSpace.id}/notes/${id}`)}
+                                onTaskListClick={(id) => router.push(`/dashboard/spaces/${currentSpace.id}/tasklists/${id}`)}
+                                onNewNote={() => router.push(`/dashboard/spaces/${currentSpace.id}/notes/new`)}
+                                onNewTaskList={() => router.push(`/dashboard/spaces/${currentSpace.id}/tasklists/new`)}
+                            />
+                        )}
+
+                        {/* Empty space */}
+                        {flatCategories.length === 0 && uncategorizedNotes.length === 0 && uncategorizedTaskLists.length === 0 && (
+                            <div className="text-center py-5">
+                                <i className="mdi mdi-note-outline" style={{ fontSize: "3rem", color: "#6c757d", display: "block" }} />
+                                <p className="text-muted mt-2">No content yet. Create a category in the sidebar to get started.</p>
+                            </div>
+                        )}
+
+                        {notesHasMore && (
+                            <div className="text-center p-3">
+                                <button
+                                    className="btn btn-outline-secondary btn-sm"
+                                    onClick={() => fetchNotes(currentSpace.id, { reset: false })}
+                                    disabled={notesLoading}
+                                >
+                                    {notesLoading ? "Loading…" : "Load more notes"}
+                                </button>
+                            </div>
+                        )}
+                    </div>
+                )}
+            </div>
+        </>
+    );
+}
+
+function CategorySection({
+    category,
+    notes,
+    taskLists,
+    canCreateNotes,
+    canCreateTasklists,
+    onNoteClick,
+    onTaskListClick,
+    onNewNote,
+    onNewTaskList,
+}: {
+    category: Category | null;
+    notes: Note[];
+    taskLists: TaskList[];
+    canCreateNotes: boolean;
+    canCreateTasklists: boolean;
+    onNoteClick: (id: string) => void;
+    onTaskListClick: (id: string) => void;
+    onNewNote: () => void;
+    onNewTaskList: () => void;
+}) {
+    return (
+        <div className="category-section mb-4">
+            <div className="category-section-header d-flex align-items-center gap-2 mb-2 pb-1 border-bottom">
+                <i className="mdi mdi-folder-outline text-muted" style={{ fontSize: "1rem" }} />
+                <span className="fw-semibold text-muted" style={{ fontSize: "0.85rem", letterSpacing: "0.04em", textTransform: "uppercase" }}>
+                    {category?.name ?? "Uncategorized"}
+                </span>
+            </div>
+
+            <div className="category-items-row">
+                {notes.map((note) => (
+                    <NoteCard key={note.id} note={note} onClick={() => onNoteClick(note.id)} />
+                ))}
+                {taskLists.map((tl) => (
+                    <TaskListCard key={tl.id} taskList={tl} onClick={() => onTaskListClick(tl.id)} />
+                ))}
+                {canCreateNotes && (
+                    <CreateCard icon="mdi-note-plus-outline" label="New Note" onClick={onNewNote} />
+                )}
+                {canCreateTasklists && (
+                    <CreateCard icon="mdi-format-list-checkbox" label="New Task List" onClick={onNewTaskList} />
+                )}
+            </div>
+        </div>
+    );
+}
+
+function NoteCard({ note, onClick }: { note: Note; onClick: () => void }) {
+    return (
+        <div className="content-card note-card" onClick={onClick} role="button" tabIndex={0}>
+            <div className="content-card-icon">
+                <i className="mdi mdi-note-text-outline" />
+            </div>
+            <div className="content-card-title">
+                {note.is_password_protected && <i className="mdi mdi-lock-outline me-1" style={{ fontSize: "0.8rem" }} />}
+                {note.title || "Untitled"}
+            </div>
+            <div className="content-card-meta">{new Date(note.updated_at).toLocaleDateString()}</div>
+        </div>
+    );
+}
+
+function TaskListCard({ taskList, onClick }: { taskList: TaskList; onClick: () => void }) {
+    return (
+        <div className="content-card task-list-card" onClick={onClick} role="button" tabIndex={0}>
+            <div className="content-card-icon">
+                <i className="mdi mdi-format-list-checkbox" />
+            </div>
+            <div className="content-card-title">{taskList.name}</div>
+            {taskList.description && <div className="content-card-meta">{taskList.description.slice(0, 60)}</div>}
+        </div>
+    );
+}
+
+function CreateCard({ icon, label, onClick }: { icon: string; label: string; onClick: () => void }) {
+    return (
+        <div className="content-card create-card" onClick={onClick} role="button" tabIndex={0}>
+            <div className="content-card-icon create-icon">
+                <i className={`mdi ${icon}`} />
+            </div>
+            <div className="content-card-title">{label}</div>
+        </div>
+    );
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/notes/[noteId]/NotePageClient.tsx

@@ -0,0 +1,572 @@
+"use client";
+
+import { useEffect, useRef, useState, useCallback } from "react";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import { useSpaceStore, type Note, type Category, type TaskList } from "@/stores/spaceStore";
+import apiClient from "@/lib/apiClient";
+import RichTextEditor from "@/components/RichTextEditor";
+
+/** Read real URL params from window.location — useParams() returns static
+ *  placeholder values in a Next.js static export. */
+function getNoteParams(): { spaceId: string; noteId: string } {
+    if (typeof window === "undefined") return { spaceId: "", noteId: "" };
+    const m = window.location.pathname.match(/\/dashboard\/spaces\/([^/]+)\/notes\/([^/]+)/);
+    return { spaceId: m?.[1] ?? "", noteId: m?.[2] ?? "" };
+}
+
+type PasswordMode = "keep" | "set" | "remove";
+
+export default function NotePage() {
+    const { spaceId, noteId } = getNoteParams();
+    const router = useRouter();
+
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const user = useAuthStore((s) => s.user);
+    const hasPermission = useAuthStore((s) => s.hasPermission);
+    const hasSpacePermission = useAuthStore((s) => s.hasSpacePermission);
+    const fetchCategories = useSpaceStore((s) => s.fetchCategories);
+    const categoryTree = useSpaceStore((s) => s.categoryTree);
+    const currentSpace = useSpaceStore((s) => s.currentSpace);
+    const selectSpace = useSpaceStore((s) => s.selectSpace);
+
+    const [authChecked, setAuthChecked] = useState(false);
+    const [note, setNote] = useState<Note | null>(null);
+    const [loading, setLoading] = useState(true);
+    const [error, setError] = useState("");
+    const [isEditing, setIsEditing] = useState(false);
+
+    // Password-lock state
+    const [unlocked, setUnlocked] = useState(false);
+    const [unlockPassword, setUnlockPassword] = useState("");
+    const [unlockError, setUnlockError] = useState("");
+    const [unlocking, setUnlocking] = useState(false);
+
+    // Editor state
+    const [title, setTitle] = useState("");
+    const [description, setDescription] = useState("");
+    const [content, setContent] = useState("");
+    const [tags, setTags] = useState("");
+    const [categoryId, setCategoryId] = useState<string>("");
+    const [isPinned, setIsPinned] = useState(false);
+    const [isFavorite, setIsFavorite] = useState(false);
+    const [isPublic, setIsPublic] = useState(false);
+    const [passwordMode, setPasswordMode] = useState<PasswordMode>("keep");
+    const [newPassword, setNewPassword] = useState("");
+    const [saveStatus, setSaveStatus] = useState<"saved" | "saving" | "dirty">("saved");
+
+    // Task lists for @TaskList mentions
+    const [taskLists, setTaskLists] = useState<TaskList[]>([]);
+
+    const saveTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
+
+    // Flat list of categories for dropdown
+    function flattenCategories(cats: Category[]): Category[] {
+        const result: Category[] = [];
+        function traverse(list: Category[]) {
+            for (const c of list) {
+                result.push(c);
+                const subs = c.subcategories ?? c.children ?? [];
+                if (subs.length) traverse(subs);
+            }
+        }
+        traverse(cats);
+        return result;
+    }
+
+    useEffect(() => {
+        ensureInitialized().then(() => {
+            if (!useAuthStore.getState().user) {
+                router.replace("/login");
+            } else {
+                setAuthChecked(true);
+                // Ensure space is selected
+                if (!useSpaceStore.getState().currentSpace || useSpaceStore.getState().currentSpace?.id !== spaceId) {
+                    selectSpace(spaceId);
+                } else {
+                    fetchCategories(spaceId);
+                }
+            }
+        });
+    }, []);
+
+    useEffect(() => {
+        if (!authChecked) return;
+        loadNote();
+    }, [authChecked]);
+
+    async function loadNote() {
+        setLoading(true);
+        setError("");
+        try {
+            const res = await apiClient.get(`/api/v1/spaces/${spaceId}/notes/${noteId}`);
+            const n: Note = res.data;
+            setNote(n);
+            setUnlocked(!n.is_password_protected);
+            if (!n.is_password_protected) populateEditor(n);
+            loadTaskLists();
+        } catch (e: unknown) {
+            const err = e as { response?: { status: number } };
+            if (err?.response?.status === 403) {
+                setError("Access denied.");
+            } else {
+                setError("Failed to load note.");
+            }
+        } finally {
+            setLoading(false);
+        }
+    }
+
+    async function unlockNote() {
+        if (!unlockPassword.trim()) {
+            setUnlockError("Password is required.");
+            return;
+        }
+        setUnlocking(true);
+        setUnlockError("");
+        try {
+            const res = await apiClient.post(`/api/v1/spaces/${spaceId}/notes/${noteId}/unlock`, {
+                password: unlockPassword,
+            });
+            const n: Note = res.data;
+            setNote(n);
+            populateEditor(n);
+            setUnlocked(true);
+            setUnlockPassword("");
+        } catch {
+            setUnlockError("Incorrect password.");
+        } finally {
+            setUnlocking(false);
+        }
+    }
+
+    async function loadTaskLists() {
+        try {
+            const res = await apiClient.get(`/api/v1/spaces/${spaceId}/task-lists`);
+            setTaskLists(Array.isArray(res.data) ? res.data : []);
+        } catch {
+            // ignore
+        }
+    }
+
+    async function fetchTasksForList(taskListId: string) {
+        const [tasksRes, statusRes] = await Promise.all([
+            apiClient.get(`/api/v1/spaces/${spaceId}/tasks`, { params: { taskListId } }),
+            apiClient.get(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses`),
+        ]);
+        const tasks = Array.isArray(tasksRes.data) ? tasksRes.data : [];
+        const statuses = Array.isArray(statusRes.data) ? statusRes.data : [];
+        const statusMap = new Map(statuses.map((s: { id: string; name: string; color: string }) => [s.id, s]));
+        return tasks
+            .filter((t: { parent_task_id: string | null }) => !t.parent_task_id)
+            .map((t: { id: string; title: string; status_id: string }) => {
+                const status = statusMap.get(t.status_id) as { name: string; color: string } | undefined;
+                return {
+                    id: t.id,
+                    title: t.title,
+                    statusColor: status?.color ?? "#7c8596",
+                    statusName: status?.name ?? "",
+                };
+            });
+    }
+
+    function populateEditor(n: Note) {
+        setTitle(n.title);
+        setDescription(n.description ?? "");
+        setContent(n.content ?? "");
+        setTags((n.tags ?? []).join(", "));
+        setCategoryId(n.category_id ?? "");
+        setIsPinned(n.is_pinned);
+        setIsFavorite(n.is_favorite);
+        setIsPublic(n.is_public);
+        setPasswordMode("keep");
+        setNewPassword("");
+        setSaveStatus("saved");
+    }
+
+    function startEditing() {
+        if (note) populateEditor(note);
+        setIsEditing(true);
+    }
+
+    function cancelEditing() {
+        setIsEditing(false);
+        if (saveTimerRef.current) clearTimeout(saveTimerRef.current);
+    }
+
+    // Auto-save with 3s debounce
+    const scheduleSave = useCallback(() => {
+        setSaveStatus("dirty");
+        if (saveTimerRef.current) clearTimeout(saveTimerRef.current);
+        saveTimerRef.current = setTimeout(() => {
+            performSave();
+        }, 3000);
+    }, [title, description, content, tags, categoryId, isPinned, isFavorite, isPublic, passwordMode, newPassword]);
+
+    async function performSave() {
+        setSaveStatus("saving");
+        try {
+            const tagList = tags
+                .split(",")
+                .map((t) => t.trim())
+                .filter(Boolean);
+            const catId = categoryId || null;
+            const body: Record<string, unknown> = {
+                title,
+                description,
+                content,
+                tags: tagList,
+                category_id: catId,
+                is_pinned: isPinned,
+                is_favorite: isFavorite,
+                is_public: isPublic,
+            };
+            if (passwordMode === "set" && newPassword) {
+                body.note_password = newPassword;
+            } else if (passwordMode === "remove") {
+                body.note_password = "";
+            }
+            const res = await apiClient.put(`/api/v1/spaces/${spaceId}/notes/${noteId}`, body);
+            setNote(res.data);
+            setSaveStatus("saved");
+        } catch {
+            setSaveStatus("dirty");
+        }
+    }
+
+    async function deleteNote() {
+        if (!confirm("Delete this note? This cannot be undone.")) return;
+        try {
+            await apiClient.delete(`/api/v1/spaces/${spaceId}/notes/${noteId}`);
+            router.push(`/dashboard`);
+        } catch {
+            alert("Failed to delete note.");
+        }
+    }
+
+    const canEdit = hasPermission("*") || hasSpacePermission(currentSpace, "notes.edit");
+    const canDelete = hasPermission("*") || hasSpacePermission(currentSpace, "notes.delete");
+
+    if (!authChecked || loading) {
+        return (
+            <div className="d-flex align-items-center justify-content-center" style={{ minHeight: 200 }}>
+                <div className="spinner-border text-primary" role="status">
+                    <span className="visually-hidden">Loading…</span>
+                </div>
+            </div>
+        );
+    }
+
+    if (error) {
+        return (
+            <div className="p-4">
+                <div className="alert alert-danger">{error}</div>
+                <button className="btn btn-secondary" onClick={() => router.push("/dashboard")}>
+                    Dashboard
+                </button>
+            </div>
+        );
+    }
+
+    if (!note) return null;
+
+    const flatCategories = flattenCategories(categoryTree);
+
+    // --- EDITOR MODE ---
+    if (isEditing) {
+        return (
+            <div className="note-editor-container p-3">
+                {/* Toolbar */}
+                <div className="d-flex align-items-center gap-2 mb-3">
+                    <button className="btn btn-sm btn-outline-secondary" onClick={() => router.push("/dashboard")}>
+                        <i className="mdi mdi-view-dashboard-outline me-1" />
+                        Dashboard
+                    </button>
+                    <span className="flex-grow-1"></span>
+                    <button className="btn btn-sm btn-primary" onClick={performSave} disabled={saveStatus === "saving"}>
+                        <i className="mdi mdi-content-save me-1" />
+                        Save
+                    </button>
+                    <span className={`badge ms-2 ${saveStatus === "saved" ? "bg-success" : saveStatus === "saving" ? "bg-secondary" : "bg-warning text-dark"}`}>
+                        {saveStatus === "saved" ? "Saved" : saveStatus === "saving" ? "Saving…" : "Unsaved"}
+                    </span>
+                </div>
+
+                {/* Title */}
+                <input
+                    className="form-control form-control-lg mb-2 note-title-input"
+                    placeholder="Note title…"
+                    value={title}
+                    onChange={(e) => {
+                        setTitle(e.target.value);
+                        scheduleSave();
+                    }}
+                    maxLength={255}
+                />
+
+                {/* Description */}
+                <textarea
+                    className="form-control mb-2"
+                    placeholder="Short description…"
+                    rows={2}
+                    value={description}
+                    onChange={(e) => {
+                        setDescription(e.target.value);
+                        scheduleSave();
+                    }}
+                    maxLength={500}
+                />
+
+                {/* WYSIWYG content editor */}
+                <RichTextEditor
+                    key={noteId}
+                    content={content}
+                    onChange={(html) => {
+                        setContent(html);
+                        scheduleSave();
+                    }}
+                    placeholder="Write your note here…"
+                    taskLists={taskLists}
+                    spaceId={spaceId}
+                    minHeight={450}
+                    onFetchTasksForList={fetchTasksForList}
+                />
+
+                {/* Metadata row */}
+                <div className="row g-3 mt-2">
+                    <div className="col-md-4">
+                        <label className="form-label small">Tags (comma-separated)</label>
+                        <input
+                            className="form-control form-control-sm"
+                            placeholder="tag1, tag2…"
+                            value={tags}
+                            onChange={(e) => {
+                                setTags(e.target.value);
+                                scheduleSave();
+                            }}
+                        />
+                    </div>
+                    <div className="col-md-4">
+                        <label className="form-label small">Category</label>
+                        <select
+                            className="form-select form-select-sm"
+                            value={categoryId}
+                            onChange={(e) => {
+                                setCategoryId(e.target.value);
+                                scheduleSave();
+                            }}
+                        >
+                            <option value="">Uncategorised</option>
+                            {flatCategories.map((c) => (
+                                <option key={c.id} value={c.id}>
+                                    {c.name}
+                                </option>
+                            ))}
+                        </select>
+                    </div>
+                    <div className="col-md-4">
+                        <label className="form-label small">Password protection</label>
+                        <select className="form-select form-select-sm" value={passwordMode} onChange={(e) => setPasswordMode(e.target.value as PasswordMode)}>
+                            <option value="keep">Keep current</option>
+                            <option value="set">Set new password</option>
+                            <option value="remove">Remove password</option>
+                        </select>
+                        {passwordMode === "set" && (
+                            <input
+                                className="form-control form-control-sm mt-1"
+                                type="password"
+                                placeholder="New password (min 4 chars)"
+                                value={newPassword}
+                                onChange={(e) => setNewPassword(e.target.value)}
+                                minLength={4}
+                            />
+                        )}
+                    </div>
+                </div>
+
+                <div className="d-flex gap-3 mt-2 ms-1">
+                    <div className="form-check">
+                        <input
+                            className="form-check-input"
+                            type="checkbox"
+                            id="isPinned"
+                            checked={isPinned}
+                            onChange={(e) => {
+                                setIsPinned(e.target.checked);
+                                scheduleSave();
+                            }}
+                        />
+                        <label className="form-check-label small" htmlFor="isPinned">
+                            Pinned
+                        </label>
+                    </div>
+                    <div className="form-check">
+                        <input
+                            className="form-check-input"
+                            type="checkbox"
+                            id="isFavorite"
+                            checked={isFavorite}
+                            onChange={(e) => {
+                                setIsFavorite(e.target.checked);
+                                scheduleSave();
+                            }}
+                        />
+                        <label className="form-check-label small" htmlFor="isFavorite">
+                            Favourite
+                        </label>
+                    </div>
+                    <div className="form-check">
+                        <input
+                            className="form-check-input"
+                            type="checkbox"
+                            id="isPublic"
+                            checked={isPublic}
+                            onChange={(e) => {
+                                setIsPublic(e.target.checked);
+                                scheduleSave();
+                            }}
+                        />
+                        <label className="form-check-label small" htmlFor="isPublic">
+                            Public
+                        </label>
+                    </div>
+                </div>
+
+                {/* Danger zone */}
+                {canDelete && (
+                    <div className="border border-danger rounded p-3 mt-4">
+                        <h6 className="text-danger mb-2">Danger Zone</h6>
+                        <button className="btn btn-sm btn-danger" onClick={deleteNote}>
+                            <i className="mdi mdi-delete-outline me-1" />
+                            Delete Note
+                        </button>
+                    </div>
+                )}
+            </div>
+        );
+    }
+
+    // --- VIEWER MODE ---
+    const categoryLabel = flatCategories.find((c) => c.id === note.category_id)?.name;
+
+    // Password gate — show unlock form, hide all content and Edit button
+    if (note.is_password_protected && !unlocked) {
+        return (
+            <div className="note-viewer-container p-3">
+                <div className="d-flex align-items-center gap-2 mb-3">
+                    <button className="btn btn-sm btn-outline-secondary" onClick={() => router.push("/dashboard")}>
+                        <i className="mdi mdi-view-dashboard-outline me-1" />
+                        Dashboard
+                    </button>
+                </div>
+                <div className="d-flex justify-content-center mt-5">
+                    <div className="card shadow-sm" style={{ maxWidth: 400, width: "100%" }}>
+                        <div className="card-body p-4 text-center">
+                            <i className="mdi mdi-lock-outline" style={{ fontSize: "3rem", color: "var(--color-primary)" }} />
+                            <h5 className="mt-3 mb-1">{note.title}</h5>
+                            <p className="text-muted small mb-4">This note is password protected. Enter the password to view it.</p>
+                            <input
+                                type="password"
+                                className={`form-control mb-2${unlockError ? " is-invalid" : ""}`}
+                                placeholder="Enter password…"
+                                value={unlockPassword}
+                                onChange={(e) => { setUnlockPassword(e.target.value); setUnlockError(""); }}
+                                onKeyDown={(e) => e.key === "Enter" && unlockNote()}
+                                autoFocus
+                            />
+                            {unlockError && <div className="invalid-feedback d-block mb-2">{unlockError}</div>}
+                            <button className="btn btn-primary w-100" onClick={unlockNote} disabled={unlocking}>
+                                {unlocking ? "Unlocking…" : "Unlock"}
+                            </button>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        );
+    }
+
+    return (
+        <div className="note-viewer-container p-3">
+            {/* Toolbar */}
+            <div className="d-flex align-items-center gap-2 mb-3 flex-wrap">
+                <button className="btn btn-sm btn-outline-secondary" onClick={() => router.push("/dashboard")}>
+                    <i className="mdi mdi-view-dashboard-outline me-1" />
+                    Dashboard
+                </button>
+                <span className="flex-grow-1"></span>
+                {canEdit && (
+                    <button className="btn btn-sm btn-outline-primary" onClick={startEditing}>
+                        <i className="mdi mdi-pencil-outline me-1" />
+                        Edit
+                    </button>
+                )}
+            </div>
+
+            {/* Note header */}
+            <div className="d-flex gap-2 align-items-center mb-2 flex-wrap">
+                <h2 className="note-viewer-title mb-1 flex-grow-1">{note.title}</h2>
+                <div className="ms-auto d-flex gap-2 align-items-center flex-wrap">
+                    {note.is_pinned && (
+                        <span className="badge bg-secondary">
+                            <i className="mdi mdi-pin me-1" />
+                            Pinned
+                        </span>
+                    )}
+                    {note.is_favorite && (
+                        <span className="badge bg-warning text-dark">
+                            <i className="mdi mdi-star me-1" />
+                            Favourite
+                        </span>
+                    )}
+                    {note.is_public && (
+                        <span className="badge bg-info text-dark">
+                            <i className="mdi mdi-earth me-1" />
+                            Public
+                        </span>
+                    )}
+                    {!note.is_public && (
+                        <span className="badge bg-secondary">
+                            <i className="mdi mdi-lock-outline me-1" />
+                            Private
+                        </span>
+                    )}
+                    {note.is_password_protected && (
+                        <span className="badge bg-warning text-dark">
+                            <i className="mdi mdi-shield-key-outline me-1" />
+                            Password
+                        </span>
+                    )}
+                </div>
+            </div>
+            {note.description && <p className="text-muted mb-2">{note.description}</p>}
+
+            <div className="d-flex gap-2 align-items-center mb-2 flex-wrap">
+                {(note.tags ?? []).map((tag) => (
+                    <span key={tag} className="badge bg-secondary">
+                        {tag}
+                    </span>
+                ))}
+                {categoryLabel && (
+                    <span className="badge bg-light text-dark border">
+                        <i className="mdi mdi-folder-outline me-1" />
+                        {categoryLabel}
+                    </span>
+                )}
+                <span className="text-muted small ms-auto">Updated {new Date(note.updated_at).toLocaleString()}</span>
+            </div>
+
+            <hr />
+
+            {/* WYSIWYG content (read-only) */}
+            <RichTextEditor
+                key={noteId}
+                content={note.content ?? ""}
+                readOnly
+                taskLists={taskLists}
+                spaceId={spaceId}
+                onNavigate={(path) => router.push(path)}
+                onFetchTasksForList={fetchTasksForList}
+            />
+        </div>
+    );
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/notes/[noteId]/page.tsx

@@ -0,0 +1,9 @@
+import NotePageClient from "./NotePageClient";
+
+export function generateStaticParams() {
+    return [{ spaceId: "__space__", noteId: "__note__" }];
+}
+
+export default function NotePage() {
+    return <NotePageClient />;
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/notes/new/NewNotePageClient.tsx

@@ -0,0 +1,346 @@
+"use client";
+import { useEffect, useRef, useState, useCallback } from "react";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import { useSpaceStore, type Note, type Category, type TaskList } from "@/stores/spaceStore";
+import apiClient from "@/lib/apiClient";
+import RichTextEditor from "@/components/RichTextEditor";
+
+/** Read real URL params from window.location — useParams() returns static
+ *  placeholder values in a Next.js static export. */
+function getNoteParams(): { spaceId: string; noteId: string } {
+    if (typeof window === "undefined") return { spaceId: "", noteId: "" };
+    const m = window.location.pathname.match(/\/dashboard\/spaces\/([^/]+)\/notes\/([^/]+)/);
+    return { spaceId: m?.[1] ?? "", noteId: m?.[2] ?? "" };
+}
+
+type PasswordMode = "keep" | "set" | "remove";
+
+export default function NewNotePage() {
+    const { spaceId, noteId } = getNoteParams();
+    const router = useRouter();
+
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const user = useAuthStore((s) => s.user);
+    const hasPermission = useAuthStore((s) => s.hasPermission);
+    const hasSpacePermission = useAuthStore((s) => s.hasSpacePermission);
+    const fetchCategories = useSpaceStore((s) => s.fetchCategories);
+    const categoryTree = useSpaceStore((s) => s.categoryTree);
+    const currentSpace = useSpaceStore((s) => s.currentSpace);
+    const selectSpace = useSpaceStore((s) => s.selectSpace);
+
+    const [authChecked, setAuthChecked] = useState(false);
+    const [note, setNote] = useState<Note | null>(null);
+    const [loading, setLoading] = useState(true);
+    const [error, setError] = useState("");
+    const [isEditing, setIsEditing] = useState(false);
+
+    // Editor state
+    const [title, setTitle] = useState("");
+    const [description, setDescription] = useState("");
+    const [content, setContent] = useState("");
+    const [tags, setTags] = useState("");
+    const [categoryId, setCategoryId] = useState<string>("");
+    const [isPinned, setIsPinned] = useState(false);
+    const [isFavorite, setIsFavorite] = useState(false);
+    const [isPublic, setIsPublic] = useState(false);
+    const [passwordMode, setPasswordMode] = useState<PasswordMode>("keep");
+    const [newPassword, setNewPassword] = useState("");
+    const [saveStatus, setSaveStatus] = useState<"saved" | "saving" | "dirty">("saved");
+
+    // Task lists for @TaskList mentions
+    const [taskLists, setTaskLists] = useState<TaskList[]>([]);
+
+    const saveTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
+
+    // Flat list of categories for dropdown — computed before any hooks that depend on it
+    function flattenCategories(cats: Category[]): Category[] {
+        const result: Category[] = [];
+        function traverse(list: Category[]) {
+            for (const c of list) {
+                result.push(c);
+                const subs = c.subcategories ?? c.children ?? [];
+                if (subs.length) traverse(subs);
+            }
+        }
+        traverse(cats);
+        return result;
+    }
+    const flatCategories = flattenCategories(categoryTree);
+
+    // Set default category once when categories first load (must be before early returns)
+    useEffect(() => {
+        if (flatCategories.length > 0 && !categoryId) {
+            setCategoryId(flatCategories[0].id);
+        }
+    }, [flatCategories.length]); // eslint-disable-line react-hooks/exhaustive-deps
+
+    useEffect(() => {
+        ensureInitialized().then(() => {
+            if (!useAuthStore.getState().user) {
+                router.replace("/login");
+            } else {
+                setAuthChecked(true);
+                // Ensure space is selected
+                if (!useSpaceStore.getState().currentSpace || useSpaceStore.getState().currentSpace?.id !== spaceId) {
+                    selectSpace(spaceId);
+                } else {
+                    fetchCategories(spaceId);
+                }
+            }
+        });
+    }, []);
+
+    useEffect(() => {
+        if (!authChecked) return;
+        loadTaskLists();
+    }, [authChecked]);
+
+    async function loadTaskLists() {
+        try {
+            const res = await apiClient.get(`/api/v1/spaces/${spaceId}/task-lists`);
+            setTaskLists(Array.isArray(res.data) ? res.data : []);
+
+            setLoading(false);
+        } catch {
+            // ignore
+        }
+    }
+
+    async function fetchTasksForList(taskListId: string) {
+        const [tasksRes, statusRes] = await Promise.all([
+            apiClient.get(`/api/v1/spaces/${spaceId}/tasks`, { params: { taskListId } }),
+            apiClient.get(`/api/v1/spaces/${spaceId}/task-lists/${taskListId}/statuses`),
+        ]);
+        const tasks = Array.isArray(tasksRes.data) ? tasksRes.data : [];
+        const statuses = Array.isArray(statusRes.data) ? statusRes.data : [];
+        const statusMap = new Map(statuses.map((s: { id: string; name: string; color: string }) => [s.id, s]));
+        return tasks
+            .filter((t: { parent_task_id: string | null }) => !t.parent_task_id)
+            .map((t: { id: string; title: string; status_id: string }) => {
+                const status = statusMap.get(t.status_id) as { name: string; color: string } | undefined;
+                return {
+                    id: t.id,
+                    title: t.title,
+                    statusColor: status?.color ?? "#7c8596",
+                    statusName: status?.name ?? "",
+                };
+            });
+    }
+
+    function cancelEditing() {
+        router.push(`/dashboard/spaces/${spaceId}/notes`);
+    }
+
+    if (!authChecked || loading) {
+        return (
+            <div className="d-flex align-items-center justify-content-center" style={{ minHeight: 200 }}>
+                <div className="spinner-border text-primary" role="status">
+                    <span className="visually-hidden">Loading…</span>
+                </div>
+            </div>
+        );
+    }
+
+    if (error) {
+        return (
+            <div className="p-4">
+                <div className="alert alert-danger">New Note Error: {error}</div>
+                <button className="btn btn-secondary" onClick={() => router.push("/dashboard")}>
+                    Dashboard
+                </button>
+            </div>
+        );
+    }
+
+    if (flatCategories.length === 0) {
+        return (
+            <div className="p-4">
+                <div className="alert alert-warning">Please create a category before creating notes.</div>
+            </div>
+        );
+    }
+
+    async function performSave() {
+        setSaveStatus("saving");
+        try {
+            const tagList = tags
+                .split(",")
+                .map((t) => t.trim())
+                .filter(Boolean);
+            const catId = categoryId || null;
+            const body: Record<string, unknown> = {
+                title,
+                description,
+                content,
+                tags: tagList,
+                category_id: catId,
+                is_pinned: isPinned,
+                is_favorite: isFavorite,
+                is_public: isPublic,
+            };
+            if (passwordMode === "set" && newPassword) {
+                body.note_password = newPassword;
+            } else if (passwordMode === "remove") {
+                body.note_password = "";
+            }
+            const res = await apiClient.post(`/api/v1/spaces/${spaceId}/notes`, body);
+            setNote(res.data);
+            setSaveStatus("saved");
+            window.location.href = `/dashboard/spaces/${spaceId}/notes/${res.data.id}`;
+        } catch {
+            setSaveStatus("dirty");
+        }
+    }
+
+    return (
+        <div className="note-editor-container p-3">
+            {/* Toolbar */}
+            <div className="d-flex align-items-center gap-2 mb-3">
+                <button className="btn btn-sm btn-outline-secondary" onClick={() => router.push("/dashboard")}>
+                    <i className="mdi mdi-view-dashboard-outline me-1" />
+                    Dashboard
+                </button>
+                <span className="flex-grow-1"></span>
+                <button className="btn btn-sm btn-primary" onClick={performSave} disabled={saveStatus === "saving"}>
+                    <i className="mdi mdi-content-save me-1" />
+                    Save
+                </button>
+                <span className={`badge ms-2 ${saveStatus === "saved" ? "bg-success" : saveStatus === "saving" ? "bg-secondary" : "bg-warning text-dark"}`}>
+                    {saveStatus === "saved" ? "Saved" : saveStatus === "saving" ? "Saving…" : "Unsaved"}
+                </span>
+            </div>
+
+            {/* Title */}
+            <input
+                className="form-control form-control-lg mb-2 note-title-input"
+                placeholder="Note title…"
+                value={title}
+                onChange={(e) => {
+                    setTitle(e.target.value);
+                }}
+                maxLength={255}
+            />
+
+            {/* Description */}
+            <textarea
+                className="form-control mb-2"
+                placeholder="Short description…"
+                rows={2}
+                value={description}
+                onChange={(e) => {
+                    setDescription(e.target.value);
+                }}
+                maxLength={500}
+            />
+
+            {/* WYSIWYG content editor */}
+            <RichTextEditor
+                key={noteId}
+                content={content}
+                onChange={(html) => {
+                    setContent(html);
+                }}
+                placeholder="Write your note here…"
+                taskLists={taskLists}
+                spaceId={spaceId}
+                minHeight={450}
+                onFetchTasksForList={fetchTasksForList}
+            />
+
+            {/* Metadata row */}
+            <div className="row g-3 mt-2">
+                <div className="col-md-4">
+                    <label className="form-label small">Tags (comma-separated)</label>
+                    <input
+                        className="form-control form-control-sm"
+                        placeholder="tag1, tag2…"
+                        value={tags}
+                        onChange={(e) => {
+                            setTags(e.target.value);
+                        }}
+                    />
+                </div>
+                <div className="col-md-4">
+                    <label className="form-label small">Category</label>
+                    <select
+                        className="form-select form-select-sm"
+                        value={categoryId}
+                        onChange={(e) => {
+                            setCategoryId(e.target.value);
+                        }}
+                    >
+                        {flatCategories.map((c) => (
+                            <option key={c.id} value={c.id}>
+                                {c.name}
+                            </option>
+                        ))}
+                    </select>
+                </div>
+                <div className="col-md-4">
+                    <label className="form-label small">Password protection</label>
+                    <select className="form-select form-select-sm" value={passwordMode} onChange={(e) => setPasswordMode(e.target.value as PasswordMode)}>
+                        <option value="keep">Keep current</option>
+                        <option value="set">Set new password</option>
+                        <option value="remove">Remove password</option>
+                    </select>
+                    {passwordMode === "set" && (
+                        <input
+                            className="form-control form-control-sm mt-1"
+                            type="password"
+                            placeholder="New password (min 4 chars)"
+                            value={newPassword}
+                            onChange={(e) => setNewPassword(e.target.value)}
+                            minLength={4}
+                        />
+                    )}
+                </div>
+            </div>
+
+            <div className="d-flex gap-3 mt-2 ms-1">
+                <div className="form-check">
+                    <input
+                        className="form-check-input"
+                        type="checkbox"
+                        id="isPinned"
+                        checked={isPinned}
+                        onChange={(e) => {
+                            setIsPinned(e.target.checked);
+                        }}
+                    />
+                    <label className="form-check-label small" htmlFor="isPinned">
+                        Pinned
+                    </label>
+                </div>
+                <div className="form-check">
+                    <input
+                        className="form-check-input"
+                        type="checkbox"
+                        id="isFavorite"
+                        checked={isFavorite}
+                        onChange={(e) => {
+                            setIsFavorite(e.target.checked);
+                        }}
+                    />
+                    <label className="form-check-label small" htmlFor="isFavorite">
+                        Favourite
+                    </label>
+                </div>
+                <div className="form-check">
+                    <input
+                        className="form-check-input"
+                        type="checkbox"
+                        id="isPublic"
+                        checked={isPublic}
+                        onChange={(e) => {
+                            setIsPublic(e.target.checked);
+                        }}
+                    />
+                    <label className="form-check-label small" htmlFor="isPublic">
+                        Public
+                    </label>
+                </div>
+            </div>
+        </div>
+    );
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/notes/new/page.tsx

@@ -0,0 +1,9 @@
+import NewNotePageClient from "./NewNotePageClient";
+
+export function generateStaticParams() {
+    return [{ spaceId: "__space__" }];
+}
+
+export default function NewNotePage() {
+    return <NewNotePageClient />;
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/tasklists/[taskListId]/page.tsx

@@ -0,0 +1,9 @@
+import TaskListPageClient from "./TaskListPageClient";
+
+export function generateStaticParams() {
+    return [{ spaceId: "__space__", taskListId: "__tasklist__" }];
+}
+
+export default function TaskListPage() {
+    return <TaskListPageClient />;
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/tasklists/new/NewTaskListPageClient.tsx

@@ -0,0 +1,132 @@
+"use client";
+import apiClient from "@/lib/apiClient";
+import { useAuthStore } from "@/stores/authStore";
+import { Category, useSpaceStore } from "@/stores/spaceStore";
+import { useRouter } from "next/navigation";
+import { useEffect, useState } from "react";
+
+function getTaskListParams(): { spaceId: string; taskListId: string } {
+    if (typeof window === "undefined") return { spaceId: "", taskListId: "" };
+    const m = window.location.pathname.match(/\/dashboard\/spaces\/([^/]+)\/tasklists\/([^/]+)/);
+    return { spaceId: m?.[1] ?? "", taskListId: m?.[2] ?? "" };
+}
+
+export default function NewTaskListPageClient() {
+    const router = useRouter();
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const [authChecked, setAuthChecked] = useState(false);
+
+    const [tasklistName, setTasklistName] = useState("");
+    const [tasklistDescription, setTasklistDescription] = useState("");
+    const [tasklistCategory, setTasklistCategory] = useState("");
+
+    const { spaceId } = getTaskListParams();
+
+    const selectSpace = useSpaceStore((s) => s.selectSpace);
+    const categories = useSpaceStore((s) => s.categoryTree);
+
+    function flattenCategories(cats: Category[]): Category[] {
+        const result: Category[] = [];
+        function traverse(list: Category[]) {
+            for (const c of list) {
+                result.push(c);
+                const subs = c.subcategories ?? c.children ?? [];
+                if (subs.length) traverse(subs);
+            }
+        }
+        traverse(cats);
+        return result;
+    }
+
+    async function HandleSubmit(e: React.SubmitEvent) {
+        e.preventDefault();
+        const { spaceId } = getTaskListParams();
+        try {
+            const res = await apiClient.post(`/api/v1/spaces/${spaceId}/task-lists`, {
+                name: tasklistName,
+                description: tasklistDescription,
+                category_id: tasklistCategory,
+            });
+            router.push(`/dashboard/spaces/${spaceId}/tasklists/${res.data.id}`);
+        } catch (error) {
+            console.error("Error creating task list:", error);
+        }
+    }
+
+    useEffect(() => {
+        ensureInitialized().then(() => {
+            if (!useAuthStore.getState().user) {
+                router.replace("/login");
+            } else {
+                setAuthChecked(true);
+                if (!useSpaceStore.getState().currentSpace || useSpaceStore.getState().currentSpace?.id !== spaceId) {
+                    selectSpace(spaceId);
+                }
+            }
+        });
+    }, []);
+
+    useEffect(() => {
+        if (!authChecked) return;
+        setTasklistCategory(categories[0]?.id ?? "");
+    }, [authChecked, categories]);
+
+    if (!authChecked) {
+        return (
+            <div className="d-flex align-items-center justify-content-center" style={{ minHeight: 200 }}>
+                <div className="spinner-border text-primary" role="status">
+                    <span className="visually-hidden">Loading…</span>
+                </div>
+            </div>
+        );
+    }
+
+    const flatCategories = flattenCategories(categories);
+
+    if (flatCategories.length == 0) {
+        return (
+            <div className="p-4">
+                <div className="alert alert-warning">Please create a category before creating notes.</div>
+            </div>
+        );
+    }
+
+    return (
+        <div className="p-3">
+            <h1 className="h4">Create New Task List</h1>
+            <div className="card mb-3">
+                <div className="card-body">
+                    <form onSubmit={HandleSubmit}>
+                        <div className="mb-3">
+                            <label htmlFor="taskListName" className="form-label">
+                                Task List Name
+                            </label>
+                            <input type="text" className="form-control" id="taskListName" value={tasklistName} onChange={(e) => setTasklistName(e.target.value)} />
+                        </div>
+                        <div className="mb-3">
+                            <label htmlFor="taskListDescription" className="form-label">
+                                Description
+                            </label>
+                            <textarea className="form-control" id="taskListDescription" rows={3} value={tasklistDescription} onChange={(e) => setTasklistDescription(e.target.value)} />
+                        </div>
+                        <div className="mb-3">
+                            <label htmlFor="taskListCategory" className="form-label">
+                                Category
+                            </label>
+                            <select className="form-select" id="taskListCategory" value={tasklistCategory} onChange={(e) => setTasklistCategory(e.target.value)}>
+                                {flatCategories.map((c) => (
+                                    <option key={c.id} value={c.id}>
+                                        {c.name}
+                                    </option>
+                                ))}
+                            </select>
+                        </div>
+                        <button type="submit" className="btn btn-primary">
+                            Create
+                        </button>
+                    </form>
+                </div>
+            </div>
+        </div>
+    );
+}

frontend_new/src/app/dashboard/spaces/[spaceId]/tasklists/new/page.tsx

@@ -0,0 +1,9 @@
+import NewTaskListPageClient from "./NewTaskListPageClient";
+
+export function generateStaticParams() {
+    return [{ spaceId: "__space__" }];
+}
+
+export default function TaskListPage() {
+    return <NewTaskListPageClient />;
+}

frontend_new/src/app/layout.tsx

@@ -0,0 +1,18 @@
+import type { Metadata } from "next";
+import "bootstrap/dist/css/bootstrap.min.css";
+import "@mdi/font/css/materialdesignicons.min.css";
+import "highlight.js/styles/github-dark.min.css";
+import "../styles/globals.css";
+
+export const metadata: Metadata = {
+    title: "Notely",
+    description: "Note taking application",
+};
+
+export default function RootLayout({ children }: { children: React.ReactNode }) {
+    return (
+        <html lang="en" suppressHydrationWarning>
+            <body suppressHydrationWarning>{children}</body>
+        </html>
+    );
+}

frontend_new/src/app/login/page.tsx

@@ -0,0 +1,166 @@
+"use client";
+
+import { useEffect, useRef, useState } from "react";
+import Link from "next/link";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import { useSettingsStore } from "@/stores/settingsStore";
+import apiClient from "@/lib/apiClient";
+
+export default function LoginPage() {
+    const router = useRouter();
+    const login = useAuthStore((s) => s.login);
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const loadFeatureFlags = useSettingsStore((s) => s.loadFeatureFlags);
+
+    const [email, setEmail] = useState("");
+    const [password, setPassword] = useState("");
+    const [error, setError] = useState("");
+    const [loading, setLoading] = useState(false);
+    const [providers, setProviders] = useState<Array<{ id: string; name: string }>>([]);
+    const [registrationEnabled, setRegistrationEnabled] = useState(true);
+    const [providerLoginEnabled, setProviderLoginEnabled] = useState(true);
+
+    const handled = useRef(false);
+
+    useEffect(() => {
+        // apply saved theme
+        const theme = localStorage.getItem("theme") === "dark" ? "dark" : "light";
+        document.documentElement.setAttribute("data-bs-theme", theme);
+
+        const init = async () => {
+            const flags = await loadFeatureFlags();
+            setRegistrationEnabled(!!flags.registration_enabled);
+            setProviderLoginEnabled(!!flags.provider_login_enabled);
+
+            await ensureInitialized();
+            if (useAuthStore.getState().user) {
+                router.replace("/dashboard");
+                return;
+            }
+
+            // Handle OAuth callback
+            if (!handled.current) {
+                handled.current = true;
+                const params = new URLSearchParams(window.location.search);
+                const status = params.get("status");
+
+                if (status === "oauth_error") {
+                    setError(params.get("message") || "Provider sign-in failed.");
+                    return;
+                }
+
+                if (status === "oauth_success") {
+                    await ensureInitialized();
+                    if (useAuthStore.getState().user) {
+                        router.replace("/dashboard");
+                    } else {
+                        setError("Provider sign-in returned an incomplete session.");
+                    }
+                    return;
+                }
+            }
+
+            // Load OAuth providers
+            if (flags.provider_login_enabled) {
+                try {
+                    const res = await apiClient.get("/api/v1/auth/providers");
+                    setProviders(res.data?.providers || []);
+                } catch {
+                    setProviders([]);
+                }
+            }
+
+            // Show query message
+            const msg = new URLSearchParams(window.location.search).get("message");
+            if (msg) setError(msg);
+        };
+
+        init();
+    }, []);
+
+    const handleSubmit = async (e: React.FormEvent) => {
+        e.preventDefault();
+        setError("");
+        setLoading(true);
+        try {
+            await login(email, password);
+            router.replace("/dashboard");
+        } catch (err: unknown) {
+            setError(String(err));
+        } finally {
+            setLoading(false);
+        }
+    };
+
+    const startProviderLogin = (providerId: string) => {
+        window.location.href = `${window.location.origin}/api/v1/auth/providers/${providerId}/start`;
+    };
+
+    return (
+        <div className="login-page">
+            <div className="auth-container">
+                <div className="login-card">
+                    <div className="brand-block">
+                        <div className="brand-mark">
+                            <i className="mdi mdi-note-text-outline" aria-hidden="true" />
+                        </div>
+                        <h1 className="brand-title">Notely</h1>
+                    </div>
+
+                    <h2 className="auth-title">Login</h2>
+
+                    <form onSubmit={handleSubmit}>
+                        <div className="mb-3">
+                            <label htmlFor="email" className="form-label">
+                                Email
+                            </label>
+                            <input id="email" type="email" className="form-control" value={email} onChange={(e) => setEmail(e.target.value)} required />
+                        </div>
+
+                        <div className="mb-3">
+                            <label htmlFor="password" className="form-label">
+                                Password
+                            </label>
+                            <input id="password" type="password" className="form-control" value={password} onChange={(e) => setPassword(e.target.value)} required />
+                        </div>
+
+                        {error && <div className="alert alert-danger">{error}</div>}
+
+                        <button type="submit" className="btn btn-primary w-100 auth-submit" disabled={loading}>
+                            {loading ? (
+                                <>
+                                    <span className="spinner-border spinner-border-sm me-2" />
+                                    Logging in…
+                                </>
+                            ) : (
+                                "Login"
+                            )}
+                        </button>
+                    </form>
+
+                    {providerLoginEnabled && providers.length > 0 && (
+                        <div className="mt-4">
+                            <div className="oauth-divider">
+                                <span>or continue with</span>
+                            </div>
+                            <div className="d-grid gap-2 mt-3">
+                                {providers.map((provider) => (
+                                    <button key={provider.id} type="button" className="btn btn-outline-secondary auth-provider-btn" onClick={() => startProviderLogin(provider.id)}>
+                                        Sign in with {provider.name}
+                                    </button>
+                                ))}
+                            </div>
+                        </div>
+                    )}
+
+                    {registrationEnabled && (
+                        <p className="text-center mt-4 mb-0 auth-switch-link">
+                            Don&apos;t have an account? <Link href="/register">Register here</Link>
+                        </p>
+                    )}
+                </div>
+            </div>
+        </div>
+    );
+}

frontend_new/src/app/page.tsx

@@ -0,0 +1,30 @@
+"use client";
+
+import { useEffect } from "react";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+
+export default function RootPage() {
+    const router = useRouter();
+    const initialized = useAuthStore((s) => s.initialized);
+    const user = useAuthStore((s) => s.user);
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+
+    useEffect(() => {
+        ensureInitialized().then(() => {
+            if (useAuthStore.getState().user) {
+                router.replace("/dashboard");
+            } else {
+                router.replace("/login");
+            }
+        });
+    }, []);
+
+    return (
+        <div className="d-flex align-items-center justify-content-center min-vh-100">
+            <div className="spinner-border text-primary" role="status">
+                <span className="visually-hidden">Loading…</span>
+            </div>
+        </div>
+    );
+}

frontend_new/src/app/register/page.tsx

@@ -0,0 +1,167 @@
+"use client";
+
+import { useEffect, useState } from "react";
+import Link from "next/link";
+import { useRouter } from "next/navigation";
+import { useAuthStore } from "@/stores/authStore";
+import { useSettingsStore } from "@/stores/settingsStore";
+
+export default function RegisterPage() {
+    const router = useRouter();
+    const register = useAuthStore((s) => s.register);
+    const ensureInitialized = useAuthStore((s) => s.ensureInitialized);
+    const loadFeatureFlags = useSettingsStore((s) => s.loadFeatureFlags);
+
+    const [form, setForm] = useState({
+        email: "",
+        username: "",
+        password: "",
+        confirmPassword: "",
+        firstName: "",
+        lastName: "",
+    });
+    const [error, setError] = useState("");
+    const [loading, setLoading] = useState(false);
+    const [registrationEnabled, setRegistrationEnabled] = useState(true);
+
+    useEffect(() => {
+        const theme = localStorage.getItem("theme") === "dark" ? "dark" : "light";
+        document.documentElement.setAttribute("data-bs-theme", theme);
+
+        const init = async () => {
+            const flags = await loadFeatureFlags();
+            setRegistrationEnabled(!!flags.registration_enabled);
+
+            if (!flags.registration_enabled) return;
+
+            await ensureInitialized();
+            if (useAuthStore.getState().user) {
+                router.replace("/dashboard");
+            }
+        };
+        init();
+    }, []);
+
+    const update = (field: string) => (e: React.ChangeEvent<HTMLInputElement>) => setForm((prev) => ({ ...prev, [field]: e.target.value }));
+
+    const handleSubmit = async (e: React.FormEvent) => {
+        e.preventDefault();
+        setError("");
+
+        if (!registrationEnabled) {
+            setError("Registration is currently disabled.");
+            return;
+        }
+
+        if (form.password !== form.confirmPassword) {
+            setError("Passwords do not match.");
+            return;
+        }
+
+        setLoading(true);
+        try {
+            await register(form.email, form.username, form.password, form.firstName, form.lastName);
+            router.replace("/dashboard");
+        } catch (err: unknown) {
+            setError(String(err));
+        } finally {
+            setLoading(false);
+        }
+    };
+
+    return (
+        <div className="register-page">
+            <div className="register-container">
+                <div className="register-card">
+                    <div className="brand-block">
+                        <div className="brand-mark">
+                            <i className="mdi mdi-note-text-outline" aria-hidden="true" />
+                        </div>
+                        <h1 className="brand-title">Notely</h1>
+                    </div>
+
+                    <h2 className="auth-title">Register</h2>
+
+                    {!registrationEnabled && (
+                        <div className="alert alert-warning">
+                            Registration is currently disabled by an administrator.{" "}
+                            <Link href="/login" className="alert-link">
+                                Go to login
+                            </Link>
+                        </div>
+                    )}
+
+                    <form onSubmit={handleSubmit} className={!registrationEnabled ? "opacity-50" : ""}>
+                        <div className="row mb-3">
+                            <div className="col-12 col-md-6 mb-3 mb-md-0">
+                                <label htmlFor="firstName" className="form-label">
+                                    First Name
+                                </label>
+                                <input id="firstName" type="text" className="form-control" value={form.firstName} onChange={update("firstName")} disabled={!registrationEnabled} />
+                            </div>
+                            <div className="col-12 col-md-6">
+                                <label htmlFor="lastName" className="form-label">
+                                    Last Name
+                                </label>
+                                <input id="lastName" type="text" className="form-control" value={form.lastName} onChange={update("lastName")} disabled={!registrationEnabled} />
+                            </div>
+                        </div>
+
+                        <div className="mb-3">
+                            <label htmlFor="username" className="form-label">
+                                Username
+                            </label>
+                            <input id="username" type="text" className="form-control" value={form.username} onChange={update("username")} required disabled={!registrationEnabled} />
+                        </div>
+
+                        <div className="mb-3">
+                            <label htmlFor="email" className="form-label">
+                                Email
+                            </label>
+                            <input id="email" type="email" className="form-control" value={form.email} onChange={update("email")} required disabled={!registrationEnabled} />
+                        </div>
+
+                        <div className="mb-3">
+                            <label htmlFor="password" className="form-label">
+                                Password
+                            </label>
+                            <input id="password" type="password" className="form-control" value={form.password} onChange={update("password")} required disabled={!registrationEnabled} />
+                        </div>
+
+                        <div className="mb-3">
+                            <label htmlFor="confirmPassword" className="form-label">
+                                Confirm Password
+                            </label>
+                            <input
+                                id="confirmPassword"
+                                type="password"
+                                className="form-control"
+                                value={form.confirmPassword}
+                                onChange={update("confirmPassword")}
+                                required
+                                disabled={!registrationEnabled}
+                            />
+                        </div>
+
+                        {error && <div className="alert alert-danger">{error}</div>}
+
+                        <button type="submit" className="btn btn-primary w-100 auth-submit" disabled={!registrationEnabled || loading}>
+                            {loading ? (
+                                <>
+                                    <span className="spinner-border spinner-border-sm me-2" />
+                                    Registering…
+                                </>
+                            ) : (
+                                "Register"
+                            )}
+                        </button>
+                    </form>
+
+                    <p className="text-center mt-4 mb-0 auth-switch-link">
+                        Already have an account? <Link href="/login">Login here</Link>
+                    </p>
+                </div>
+            </div>
+        </div>
+    );
+}

frontend_new/src/components/AdminGroupModal.tsx

@@ -0,0 +1,106 @@
+"use client";
+
+import { useEffect, useState } from "react";
+
+interface AdminGroup {
+    id: string;
+    name: string;
+    description: string;
+    is_system: boolean;
+    permissions: string[];
+}
+
+interface Props {
+    mode: "create" | "edit";
+    group: AdminGroup | null;
+    submitting: boolean;
+    onClose: () => void;
+    onSubmit: (data: { name: string; description: string; permissions: string[] }) => void;
+}
+
+export default function AdminGroupModal({ mode, group, submitting, onClose, onSubmit }: Props) {
+    const [name, setName] = useState("");
+    const [description, setDescription] = useState("");
+    const [permissionsText, setPermissionsText] = useState("");
+
+    const isSystem = mode === "edit" && !!group?.is_system;
+
+    useEffect(() => {
+        if (mode === "edit" && group) {
+            setName(group.name || "");
+            setDescription(group.description || "");
+            setPermissionsText((group.permissions || []).join("\n"));
+        } else {
+            setName("");
+            setDescription("");
+            setPermissionsText("");
+        }
+    }, [mode, group]);
+
+    const handleSubmit = (e: React.FormEvent) => {
+        e.preventDefault();
+        const permissions = permissionsText
+            .split(/\r?\n/)
+            .map((p) => p.trim())
+            .filter(Boolean);
+        onSubmit({ name, description, permissions });
+    };
+
+    return (
+        <>
+            <div
+                className="modal fade show d-block admin-modal"
+                tabIndex={-1}
+                role="dialog"
+                aria-modal="true"
+                style={{ zIndex: 1050 }}
+                onClick={(e) => {
+                    if (e.target === e.currentTarget) onClose();
+                }}
+            >
+                <div className="modal-dialog modal-lg modal-dialog-centered modal-dialog-scrollable" role="document">
+                    <div className="modal-content">
+                        <div className="modal-header">
+                            <h5 className="modal-title">{mode === "create" ? "Create Group" : "Edit Group"}</h5>
+                            <button type="button" className="btn-close" aria-label="Close" onClick={onClose} />
+                        </div>
+                        <form onSubmit={handleSubmit}>
+                            <div className="modal-body">
+                                <div className="mb-3">
+                                    <label className="form-label">Group name</label>
+                                    <input className="form-control" type="text" required disabled={isSystem} value={name} onChange={(e) => setName(e.target.value)} />
+                                </div>
+                                <div className="mb-3">
+                                    <label className="form-label">Description</label>
+                                    <input className="form-control" type="text" disabled={isSystem} value={description} onChange={(e) => setDescription(e.target.value)} />
+                                </div>
+                                <div>
+                                    <label className="form-label">Permissions (one per line)</label>
+                                    <textarea
+                                        className="form-control permissions-textarea"
+                                        rows={10}
+                                        placeholder={"space.create\nspace.project_docs.category.create\nspace.project_docs.*"}
+                                        disabled={isSystem}
+                                        value={permissionsText}
+                                        onChange={(e) => setPermissionsText(e.target.value)}
+                                    />
+                                </div>
+                            </div>
+                            <div className="modal-footer">
+                                <button type="button" className="btn btn-outline-secondary" onClick={onClose}>
+                                    Cancel
+                                </button>
+                                {!isSystem && (
+                                    <button type="submit" className="btn btn-primary" disabled={submitting}>
+                                        {submitting ? "Saving..." : mode === "create" ? "Create Group" : "Save Changes"}
+                                    </button>
+                                )}
+                            </div>
+                        </form>
+                    </div>
+                </div>
+            </div>
+            <div className="modal-backdrop fade show admin-modal-backdrop" style={{ zIndex: 1045 }} />
+        </>
+    );
+}

frontend_new/src/components/AdminProviderModal.tsx

@@ -0,0 +1,212 @@
+"use client";
+
+import { useEffect, useState } from "react";
+
+interface AuthProvider {
+    id: string;
+    name: string;
+    type?: string;
+    client_id?: string;
+    authorization_url?: string;
+    token_url?: string;
+    userinfo_url?: string;
+    id_token_claim?: string;
+    scopes?: string[];
+    is_active: boolean;
+}
+
+interface ProviderForm {
+    name: string;
+    type: string;
+    client_id: string;
+    client_secret: string;
+    authorization_url: string;
+    token_url: string;
+    userinfo_url: string;
+    id_token_claim: string;
+    scopes: string;
+    is_active: boolean;
+}
+
+const defaultForm = (): ProviderForm => ({
+    name: "",
+    type: "oidc",
+    client_id: "",
+    client_secret: "",
+    authorization_url: "",
+    token_url: "",
+    userinfo_url: "",
+    id_token_claim: "id_token",
+    scopes: "openid, profile, email",
+    is_active: true,
+});
+
+interface Props {
+    mode: "create" | "edit";
+    provider: AuthProvider | null;
+    submitting: boolean;
+    onClose: () => void;
+    onSubmit: (data: Omit<ProviderForm, "scopes"> & { scopes: string[] }) => void;
+    onDelete: (provider: AuthProvider) => void;
+}
+
+export default function AdminProviderModal({ mode, provider, submitting, onClose, onSubmit, onDelete }: Props) {
+    const [form, setForm] = useState<ProviderForm>(defaultForm());
+
+    useEffect(() => {
+        if (mode === "edit" && provider) {
+            setForm({
+                name: provider.name || "",
+                type: provider.type || "oidc",
+                client_id: provider.client_id || "",
+                client_secret: "",
+                authorization_url: provider.authorization_url || "",
+                token_url: provider.token_url || "",
+                userinfo_url: provider.userinfo_url || "",
+                id_token_claim: provider.id_token_claim || "id_token",
+                scopes: (provider.scopes || []).join(", "),
+                is_active: provider.is_active ?? true,
+            });
+        } else {
+            setForm(defaultForm());
+        }
+    }, [mode, provider]);
+
+    const set = (field: keyof ProviderForm) => (e: React.ChangeEvent<HTMLInputElement | HTMLSelectElement>) => setForm((f) => ({ ...f, [field]: e.target.value }));
+
+    const handleSubmit = (e: React.FormEvent) => {
+        e.preventDefault();
+        onSubmit({
+            ...form,
+            scopes: form.scopes
+                .split(",")
+                .map((s) => s.trim())
+                .filter(Boolean),
+        });
+    };
+
+    return (
+        <>
+            <div
+                className="modal fade show d-block admin-modal"
+                tabIndex={-1}
+                role="dialog"
+                aria-modal="true"
+                style={{ zIndex: 1050 }}
+                onClick={(e) => {
+                    if (e.target === e.currentTarget) onClose();
+                }}
+            >
+                <div className="modal-dialog modal-lg modal-dialog-centered modal-dialog-scrollable" role="document">
+                    <div className="modal-content">
+                        <div className="modal-header">
+                            <h5 className="modal-title">{mode === "create" ? "Add Identity Provider" : "Edit Identity Provider"}</h5>
+                            <button type="button" className="btn-close" aria-label="Close" onClick={onClose} />
+                        </div>
+                        <form onSubmit={handleSubmit}>
+                            <div className="modal-body">
+                                <div className="row g-3">
+                                    <div className="col-md-6">
+                                        <label className="form-label">
+                                            Display Name <span className="text-danger">*</span>
+                                        </label>
+                                        <input type="text" className="form-control" required value={form.name} onChange={set("name")} />
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">
+                                            Provider Type <span className="text-danger">*</span>
+                                        </label>
+                                        <select className="form-select" value={form.type} onChange={set("type")}>
+                                            <option value="oidc">OIDC</option>
+                                            <option value="oauth2">OAuth2</option>
+                                        </select>
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">
+                                            Client ID <span className="text-danger">*</span>
+                                        </label>
+                                        <input type="text" className="form-control" required value={form.client_id} onChange={set("client_id")} />
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">
+                                            Client Secret {mode === "create" ? <span className="text-danger">*</span> : <span className="text-muted small">(leave blank to keep existing)</span>}
+                                        </label>
+                                        <input
+                                            type="password"
+                                            className="form-control"
+                                            required={mode === "create"}
+                                            autoComplete="new-password"
+                                            value={form.client_secret}
+                                            onChange={set("client_secret")}
+                                        />
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">
+                                            Authorization URL <span className="text-danger">*</span>
+                                        </label>
+                                        <input type="url" className="form-control" required value={form.authorization_url} onChange={set("authorization_url")} />
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">
+                                            Token URL <span className="text-danger">*</span>
+                                        </label>
+                                        <input type="url" className="form-control" required value={form.token_url} onChange={set("token_url")} />
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">UserInfo URL</label>
+                                        <input type="url" className="form-control" placeholder="Optional" value={form.userinfo_url} onChange={set("userinfo_url")} />
+                                    </div>
+                                    <div className="col-md-6">
+                                        <label className="form-label">ID Token Claim</label>
+                                        <input type="text" className="form-control" placeholder="id_token" value={form.id_token_claim} onChange={set("id_token_claim")} />
+                                    </div>
+                                    <div className="col-12">
+                                        <label className="form-label">Scopes</label>
+                                        <input type="text" className="form-control" placeholder="openid, profile, email" value={form.scopes} onChange={set("scopes")} />
+                                        <div className="form-text">Comma-separated list of OAuth scopes.</div>
+                                    </div>
+                                    <div className="col-12">
+                                        <div className="form-check">
+                                            <input
+                                                id="provider-active"
+                                                type="checkbox"
+                                                className="form-check-input"
+                                                checked={form.is_active}
+                                                onChange={(e) => setForm((f) => ({ ...f, is_active: e.target.checked }))}
+                                            />
+                                            <label htmlFor="provider-active" className="form-check-label">
+                                                Provider is active
+                                            </label>
+                                        </div>
+                                    </div>
+
+                                    {mode === "edit" && provider && (
+                                        <div className="col-12">
+                                            <div className="border border-danger rounded p-3 mt-2">
+                                                <h6 className="text-danger mb-1">Danger Zone</h6>
+                                                <p className="small text-muted mb-2">Permanently delete this provider configuration. This action cannot be undone.</p>
+                                                <button className="btn btn-danger" type="button" disabled={submitting} onClick={() => onDelete(provider)}>
+                                                    <i className="mdi mdi-delete-outline me-1" aria-hidden="true" />
+                                                    Delete Provider
+                                                </button>
+                                            </div>
+                                        </div>
+                                    )}
+                                </div>
+                            </div>
+                            <div className="modal-footer">
+                                <button type="button" className="btn btn-outline-secondary" onClick={onClose}>
+                                    Cancel
+                                </button>
+                                <button type="submit" className="btn btn-primary" disabled={submitting}>
+                                    {submitting ? "Saving..." : mode === "create" ? "Add Provider" : "Save Changes"}
+                                </button>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+            </div>
+            <div className="modal-backdrop fade show admin-modal-backdrop" style={{ zIndex: 1045 }} />
+        </>
+    );
+}

frontend_new/src/components/AdminSpaceModal.tsx

@@ -0,0 +1,294 @@
+"use client";
+
+import { useEffect, useState, useCallback } from "react";
+import apiClient from "@/lib/apiClient";
+import ConfirmActionModal from "./ConfirmActionModal";
+
+interface AdminSpace {
+    id: string;
+    name: string;
+    description: string;
+    icon?: string;
+    is_public: boolean;
+}
+
+interface AdminUser {
+    id: string;
+    username: string;
+}
+
+interface SpaceMember {
+    user_id: string;
+    username?: string;
+    joined_at?: string;
+}
+
+interface Props {
+    space: AdminSpace;
+    users: AdminUser[];
+    onClose: () => void;
+    onSaved: (updated: AdminSpace) => void;
+    onDeleted: (space: AdminSpace) => void;
+}
+
+export default function AdminSpaceModal({ space, users, onClose, onSaved, onDeleted }: Props) {
+    const [name, setName] = useState("");
+    const [description, setDescription] = useState("");
+    const [icon, setIcon] = useState("");
+    const [isPublic, setIsPublic] = useState(false);
+    const [savingSpace, setSavingSpace] = useState(false);
+
+    const [members, setMembers] = useState<SpaceMember[]>([]);
+    const [loadingMembers, setLoadingMembers] = useState(false);
+    const [addingMember, setAddingMember] = useState(false);
+    const [removingMemberId, setRemovingMemberId] = useState("");
+    const [newUserId, setNewUserId] = useState("");
+
+    const [error, setError] = useState("");
+    const [success, setSuccess] = useState("");
+
+    // confirm dialog state
+    const [confirmVisible, setConfirmVisible] = useState(false);
+    const [confirmBusy, setConfirmBusy] = useState(false);
+    const [confirmIntent, setConfirmIntent] = useState<{ type: "member" | "space"; payload: SpaceMember | AdminSpace | null }>({ type: "space", payload: null });
+
+    const clearMessages = () => {
+        setError("");
+        setSuccess("");
+    };
+
+    const loadMembers = useCallback(async () => {
+        setLoadingMembers(true);
+        clearMessages();
+        try {
+            const res = await apiClient.get(`/api/v1/admin/spaces/${space.id}/members`);
+            setMembers(res.data?.members || []);
+        } catch {
+            setError("Failed to load members.");
+        } finally {
+            setLoadingMembers(false);
+        }
+    }, [space.id]);
+
+    useEffect(() => {
+        setName(space.name || "");
+        setDescription(space.description || "");
+        setIcon(space.icon || "");
+        setIsPublic(!!space.is_public);
+        loadMembers();
+    }, [space, loadMembers]);
+
+    const saveSpace = async () => {
+        setSavingSpace(true);
+        clearMessages();
+        try {
+            const res = await apiClient.put(`/api/v1/admin/spaces/${space.id}`, { name, description, icon, is_public: isPublic });
+            setSuccess("Space updated.");
+            onSaved(res.data);
+        } catch {
+            setError("Failed to update space.");
+        } finally {
+            setSavingSpace(false);
+        }
+    };
+
+    const addMember = async (e: React.FormEvent) => {
+        e.preventDefault();
+        if (!newUserId) return;
+        setAddingMember(true);
+        clearMessages();
+        try {
+            await apiClient.post(`/api/v1/admin/spaces/${space.id}/members`, { user_id: newUserId });
+            setSuccess("Member added.");
+            setNewUserId("");
+            await loadMembers();
+        } catch {
+            setError("Failed to add member.");
+        } finally {
+            setAddingMember(false);
+        }
+    };
+
+    const requestRemoveMember = (member: SpaceMember) => {
+        setConfirmIntent({ type: "member", payload: member });
+        setConfirmVisible(true);
+    };
+
+    const requestDeleteSpace = () => {
+        setConfirmIntent({ type: "space", payload: space });
+        setConfirmVisible(true);
+    };
+
+    const confirmAction = async () => {
+        if (confirmBusy) return;
+        setConfirmBusy(true);
+        try {
+            if (confirmIntent.type === "member") {
+                const member = confirmIntent.payload as SpaceMember;
+                setRemovingMemberId(member.user_id);
+                await apiClient.delete(`/api/v1/admin/spaces/${space.id}/members/${member.user_id}`);
+                setSuccess("Member removed.");
+                await loadMembers();
+                setRemovingMemberId("");
+            } else {
+                await apiClient.delete(`/api/v1/admin/spaces/${space.id}`);
+                onDeleted(space);
+            }
+            setConfirmVisible(false);
+        } catch {
+            setError("Action failed.");
+            setRemovingMemberId("");
+        } finally {
+            setConfirmBusy(false);
+        }
+    };
+
+    const selectableUsers = users.filter((u) => !members.some((m) => m.user_id === u.id));
+
+    const formatDate = (iso?: string) => (iso ? new Date(iso).toLocaleDateString() : "—");
+
+    const confirmTitle = confirmIntent.type === "member" ? "Remove Member" : "Delete Space";
+    const confirmMessage =
+        confirmIntent.type === "member"
+            ? `Remove member "${(confirmIntent.payload as SpaceMember)?.username || (confirmIntent.payload as SpaceMember)?.user_id}" from this space?`
+            : `Permanently delete space "${space.name}"? All notes, categories, and members will be removed. This cannot be undone.`;
+
+    return (
+        <>
+            <div
+                className="modal fade show d-block admin-modal"
+                tabIndex={-1}
+                role="dialog"
+                aria-modal="true"
+                style={{ zIndex: 1050 }}
+                onClick={(e) => {
+                    if (e.target === e.currentTarget && !confirmVisible) onClose();
+                }}
+            >
+                <div className="modal-dialog modal-xl modal-dialog-centered modal-dialog-scrollable" role="document">
+                    <div className="modal-content">
+                        <div className="modal-header">
+                            <h5 className="modal-title">Edit Space</h5>
+                            <button type="button" className="btn-close" aria-label="Close" onClick={onClose} />
+                        </div>
+                        <div className="modal-body">
+                            {/* Space settings */}
+                            <div className="row g-3 mb-4">
+                                <div className="col-md-5">
+                                    <label className="form-label">Name</label>
+                                    <input type="text" className="form-control" value={name} onChange={(e) => setName(e.target.value)} />
+                                </div>
+                                <div className="col-md-5">
+                                    <label className="form-label">Description</label>
+                                    <input type="text" className="form-control" value={description} onChange={(e) => setDescription(e.target.value)} />
+                                </div>
+                                <div className="col-md-2">
+                                    <label className="form-label">Icon</label>
+                                    <input type="text" className="form-control" maxLength={20} value={icon} onChange={(e) => setIcon(e.target.value)} />
+                                </div>
+                                <div className="col-12 d-flex justify-content-between align-items-center">
+                                    <div className="form-check form-switch">
+                                        <input id="admin-space-public" className="form-check-input" type="checkbox" checked={isPublic} onChange={(e) => setIsPublic(e.target.checked)} />
+                                        <label htmlFor="admin-space-public" className="form-check-label">
+                                            Public space
+                                        </label>
+                                    </div>
+                                    <button className="btn btn-primary" disabled={savingSpace} onClick={saveSpace}>
+                                        {savingSpace ? "Saving..." : "Save Space"}
+                                    </button>
+                                </div>
+                            </div>
+
+                            <hr />
+
+                            {/* Members */}
+                            <div className="d-flex justify-content-between align-items-center mt-3 mb-2">
+                                <h6 className="mb-0">Members</h6>
+                                <button className="btn btn-sm btn-outline-secondary" disabled={loadingMembers} onClick={loadMembers}>
+                                    Refresh
+                                </button>
+                            </div>
+
+                            <form className="row g-2 align-items-end mb-3" onSubmit={addMember}>
+                                <div className="col-md-10">
+                                    <label className="form-label form-label-sm mb-1">Username</label>
+                                    <select className="form-select form-select-sm" required value={newUserId} onChange={(e) => setNewUserId(e.target.value)}>
+                                        <option value="">Select user</option>
+                                        {selectableUsers.map((u) => (
+                                            <option key={u.id} value={u.id}>
+                                                {u.username}
+                                            </option>
+                                        ))}
+                                    </select>
+                                </div>
+                                <div className="col-md-2">
+                                    <button type="submit" className="btn btn-primary btn-sm w-100" disabled={addingMember}>
+                                        {addingMember ? "..." : "Add"}
+                                    </button>
+                                </div>
+                            </form>
+
+                            {loadingMembers ? (
+                                <div className="text-muted small">Loading members...</div>
+                            ) : members.length === 0 ? (
+                                <div className="text-muted small">No members found.</div>
+                            ) : (
+                                <div className="table-responsive">
+                                    <table className="table table-sm align-middle mb-0">
+                                        <thead>
+                                            <tr>
+                                                <th>Username</th>
+                                                <th>Joined</th>
+                                                <th className="text-end">Actions</th>
+                                            </tr>
+                                        </thead>
+                                        <tbody>
+                                            {members.map((m) => (
+                                                <tr key={m.user_id}>
+                                                    <td>{m.username || m.user_id}</td>
+                                                    <td className="small text-muted">{formatDate(m.joined_at)}</td>
+                                                    <td className="text-end">
+                                                        <button className="btn btn-sm btn-outline-danger" disabled={removingMemberId === m.user_id} onClick={() => requestRemoveMember(m)}>
+                                                            {removingMemberId === m.user_id ? "Removing..." : "Remove"}
+                                                        </button>
+                                                    </td>
+                                                </tr>
+                                            ))}
+                                        </tbody>
+                                    </table>
+                                </div>
+                            )}
+
+                            {error && <div className="alert alert-danger mt-3 mb-0">{error}</div>}
+                            {success && <div className="alert alert-success mt-3 mb-0">{success}</div>}
+
+                            <hr />
+
+                            {/* Danger zone */}
+                            <div className="border border-danger rounded p-3 mt-4">
+                                <h6 className="text-danger mb-1">Danger Zone</h6>
+                                <p className="small text-muted mb-2">Permanently delete this space and all its notes, categories, and members. This cannot be undone.</p>
+                                <button className="btn btn-danger" type="button" onClick={requestDeleteSpace}>
+                                    <i className="mdi mdi-delete-outline me-1" aria-hidden="true" />
+                                    Delete Space
+                                </button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            </div>
+            <div className="modal-backdrop fade show admin-modal-backdrop" style={{ zIndex: 1045 }} />
+
+            <ConfirmActionModal
+                visible={confirmVisible}
+                title={confirmTitle}
+                message={confirmMessage}
+                busy={confirmBusy}
+                onClose={() => {
+                    if (!confirmBusy) setConfirmVisible(false);
+                }}
+                onConfirm={confirmAction}
+            />
+        </>
+    );
+}

frontend_new/src/components/AdminUserModal.tsx

@@ -0,0 +1,112 @@
+"use client";
+
+import { useEffect, useState } from "react";
+
+interface Group {
+    id: string;
+    name: string;
+}
+
+interface AdminUser {
+    id: string;
+    username: string;
+    email: string;
+    is_active: boolean;
+    group_ids?: string[];
+}
+
+interface Props {
+    user: AdminUser | null;
+    groups: Group[];
+    submitting: boolean;
+    onClose: () => void;
+    onSubmit: (data: { group_ids: string[] }) => void;
+}
+
+export default function AdminUserModal({ user, groups, submitting, onClose, onSubmit }: Props) {
+    const [groupIds, setGroupIds] = useState<string[]>([]);
+
+    useEffect(() => {
+        setGroupIds([...(user?.group_ids || [])]);
+    }, [user]);
+
+    if (!user) return null;
+
+    const handleSubmit = (e: React.FormEvent) => {
+        e.preventDefault();
+        onSubmit({ group_ids: groupIds });
+    };
+
+    const toggleGroup = (id: string) => {
+        setGroupIds((prev) => (prev.includes(id) ? prev.filter((g) => g !== id) : [...prev, id]));
+    };
+
+    return (
+        <>
+            <div
+                className="modal fade show d-block admin-modal"
+                tabIndex={-1}
+                role="dialog"
+                aria-modal="true"
+                style={{ zIndex: 1050 }}
+                onClick={(e) => {
+                    if (e.target === e.currentTarget) onClose();
+                }}
+            >
+                <div className="modal-dialog modal-dialog-centered modal-dialog-scrollable" role="document">
+                    <div className="modal-content">
+                        <div className="modal-header">
+                            <h5 className="modal-title">Edit User</h5>
+                            <button type="button" className="btn-close" aria-label="Close" onClick={onClose} />
+                        </div>
+                        <form onSubmit={handleSubmit}>
+                            <div className="modal-body">
+                                <div className="mb-3">
+                                    <label className="form-label">Username</label>
+                                    <input className="form-control" type="text" value={user.username} disabled readOnly />
+                                </div>
+                                <div className="mb-3">
+                                    <label className="form-label">Email</label>
+                                    <input className="form-control" type="text" value={user.email} disabled readOnly />
+                                </div>
+                                <div className="mb-3">
+                                    <label className="form-label">Status</label>
+                                    <input className="form-control" type="text" value={user.is_active ? "Active" : "Inactive"} disabled readOnly />
+                                </div>
+                                <div>
+                                    <label className="form-label">Groups</label>
+                                    <select
+                                        className="form-select"
+                                        multiple
+                                        size={Math.max(4, groups.length)}
+                                        value={groupIds}
+                                        onChange={(e) => {
+                                            const selected = Array.from(e.target.selectedOptions).map((o) => o.value);
+                                            setGroupIds(selected);
+                                        }}
+                                    >
+                                        {groups.map((g) => (
+                                            <option key={g.id} value={g.id}>
+                                                {g.name}
+                                            </option>
+                                        ))}
+                                    </select>
+                                    <div className="small text-muted mt-1">Ctrl/Cmd+Click for multiple groups</div>
+                                </div>
+                            </div>
+                            <div className="modal-footer">
+                                <button type="button" className="btn btn-outline-secondary" onClick={onClose}>
+                                    Cancel
+                                </button>
+                                <button type="submit" className="btn btn-primary" disabled={submitting}>
+                                    {submitting ? "Saving..." : "Save Changes"}
+                                </button>
+                            </div>
+                        </form>
+                    </div>
+                </div>
+            </div>
+            <div className="modal-backdrop fade show admin-modal-backdrop" style={{ zIndex: 1045 }} />
+        </>
+    );
+}

frontend_new/src/components/ConfirmActionModal.tsx

@@ -0,0 +1,66 @@
+"use client";
+
+interface Props {
+    visible: boolean;
+    title?: string;
+    message?: string;
+    confirmLabel?: string;
+    cancelLabel?: string;
+    busyLabel?: string;
+    busy?: boolean;
+    onClose: () => void;
+    onConfirm: () => void;
+}
+
+export default function ConfirmActionModal({
+    visible,
+    title = "Confirm",
+    message = "Are you sure you want to continue?",
+    confirmLabel = "Delete",
+    cancelLabel = "Cancel",
+    busyLabel = "Deleting...",
+    busy = false,
+    onClose,
+    onConfirm,
+}: Props) {
+    if (!visible) return null;
+
+    return (
+        <>
+            <div
+                className="modal fade show d-block"
+                tabIndex={-1}
+                role="dialog"
+                aria-modal="true"
+                style={{ zIndex: 1060 }}
+                onClick={(e) => {
+                    if (e.target === e.currentTarget) onClose();
+                }}
+            >
+                <div className="modal-dialog modal-dialog-centered" role="document">
+                    <div className="modal-content">
+                        <div className="modal-header">
+                            <h5 className="modal-title d-flex align-items-center gap-2 mb-0">
+                                <i className="mdi mdi-alert-outline text-danger" aria-hidden="true" />
+                                <span>{title}</span>
+                            </h5>
+                            <button type="button" className="btn-close" aria-label="Close" disabled={busy} onClick={onClose} />
+                        </div>
+                        <div className="modal-body">
+                            <p className="text-muted mb-0">{message}</p>
+                        </div>
+                        <div className="modal-footer">
+                            <button type="button" className="btn btn-outline-secondary" disabled={busy} onClick={onClose}>
+                                {cancelLabel}
+                            </button>
+                            <button type="button" className="btn btn-danger" disabled={busy} onClick={onConfirm}>
+                                {busy ? busyLabel : confirmLabel}
+                            </button>
+                        </div>
+                    </div>
+                </div>
+            </div>
+            <div className="modal-backdrop fade show" style={{ zIndex: 1055 }} />
+        </>
+    );
+}