{
  "meta": {
    "version": "1.0.0",
    "created": "2026-01-30",
    "lastUpdated": "2026-01-30",
    "planType": "master",
    "projectName": "Mantimon TCG - Frontend",
    "description": "Vue 3 + Phaser 3 frontend for pocket.manticorum.com - real-time multiplayer TCG with campaign mode",
    "totalPhases": 8,
    "completedPhases": 1,
    "status": "Phase F1 in progress"
  },

  "techStack": {
    "framework": "Vue 3 (Composition API + <script setup>)",
    "gameEngine": "Phaser 3",
    "language": "TypeScript",
    "stateManagement": "Pinia",
    "styling": "Tailwind CSS",
    "realtime": "Socket.io-client",
    "buildTool": "Vite",
    "testing": "Vitest + Vue Test Utils",
    "e2e": "Playwright (future)"
  },

  "architectureDecisions": {
    "vuePhaser": {
      "pattern": "Phaser mounts as Vue component, communication via event bridge",
      "rationale": "Keep Vue for UI/state, Phaser for game canvas rendering only",
      "communication": "EventEmitter pattern - Vue emits intentions, Phaser emits completion"
    },
    "stateManagement": {
      "pattern": "Pinia stores as single source of truth, Phaser reads from stores",
      "stores": ["auth", "user", "game", "deck", "collection", "ui"]
    },
    "apiLayer": {
      "pattern": "Composables for API calls, automatic token refresh",
      "structure": "useApi() base, useAuth(), useDecks(), useGames() domain composables"
    },
    "socketIO": {
      "pattern": "Singleton connection manager with Pinia integration",
      "reconnection": "Auto-reconnect with exponential backoff, queue actions during disconnect"
    },
    "routing": {
      "guards": "Auth guard redirects to login, game guard ensures valid game state",
      "lazyLoading": "Route-level code splitting for Phaser scenes"
    }
  },

  "sitePlan": {
    "designApproach": "Mobile-first, desktop is first-class citizen",
    "navigation": {
      "desktop": "Left sidebar",
      "mobile": "Bottom tabs",
      "items": [
        {"icon": "home", "label": "Home", "route": "/"},
        {"icon": "cards", "label": "Collection", "route": "/collection"},
        {"icon": "deck", "label": "Decks", "route": "/decks"},
        {"icon": "play", "label": "Play", "route": "/play"},
        {"icon": "user", "label": "Profile", "route": "/profile"}
      ]
    },
    "layouts": {
      "minimal": {
        "routes": ["/login", "/auth/callback"],
        "description": "No navigation, centered content"
      },
      "game": {
        "routes": ["/game/:id"],
        "description": "Full viewport for Phaser, no nav"
      },
      "default": {
        "routes": ["*"],
        "description": "Sidebar (desktop) / bottom tabs (mobile)"
      }
    },
    "routes": [
      {"path": "/login", "name": "Login", "auth": "guest", "layout": "minimal", "notes": "OAuth buttons, redirect if logged in"},
      {"path": "/auth/callback", "name": "AuthCallback", "auth": "none", "layout": "minimal", "notes": "Silent token handling"},
      {"path": "/starter", "name": "StarterSelection", "auth": "required", "layout": "minimal", "notes": "Redirect here if no starter deck"},
      {"path": "/", "name": "Dashboard", "auth": "required", "layout": "default", "notes": "Home with widgets (future)"},
      {"path": "/collection", "name": "Collection", "auth": "required", "layout": "default", "notes": "Card grid with filters"},
      {"path": "/decks", "name": "DeckList", "auth": "required", "layout": "default", "notes": "List + create button"},
      {"path": "/decks/new", "name": "NewDeck", "auth": "required", "layout": "default", "notes": "Deck builder (empty)"},
      {"path": "/decks/:id", "name": "EditDeck", "auth": "required", "layout": "default", "notes": "Deck builder (existing)"},
      {"path": "/play", "name": "PlayMenu", "auth": "required", "layout": "default", "notes": "Game mode selection"},
      {"path": "/game/:id", "name": "Game", "auth": "required", "layout": "game", "notes": "Phaser canvas, full viewport"},
      {"path": "/profile", "name": "Profile", "auth": "required", "layout": "default", "notes": "Display name, avatar, linked accounts, logout"}
    ],
    "authFlow": {
      "loggedOut": "Redirect to /login",
      "loggedInNoStarter": "Redirect to /starter",
      "loggedIn": "Allow access to protected routes"
    },
    "futureRoutes": [
      {"path": "/campaign", "backendDep": "Phase 5"},
      {"path": "/campaign/club/:id", "backendDep": "Phase 5"},
      {"path": "/matchmaking", "backendDep": "Phase 6"},
      {"path": "/history", "backendDep": "Phase 6"},
      {"path": "/packs", "backendDep": "Phase 5"}
    ],
    "dashboardWidgets": {
      "planned": [
        "Active games (resume)",
        "Quick play button",
        "Recent matches",
        "Collection stats",
        "Daily rewards (Phase 5+)",
        "News/announcements"
      ],
      "v1": ["Quick play button", "Active games"]
    },
    "profilePage": {
      "v1Features": [
        "Avatar display",
        "Display name (editable)",
        "Linked accounts list",
        "Logout button"
      ]
    }
  },

  "phases": [
    {
      "id": "PHASE_F0",
      "name": "Project Foundation",
      "status": "COMPLETE",
      "completedDate": "2026-01-30",
      "description": "Scaffolding, tooling, core infrastructure, API client setup",
      "estimatedDays": "3-5",
      "dependencies": [],
      "backendDependencies": ["PHASE_2"],
      "deliverables": [
        "Vite + Vue 3 + TypeScript project structure",
        "Tailwind CSS configuration",
        "Vue Router with lazy loading",
        "Pinia store scaffolding",
        "API client with auth header injection",
        "Socket.IO client wrapper",
        "Environment configuration (dev/staging/prod)",
        "App shell with responsive layout",
        "ESLint + Prettier configuration"
      ],
      "tasks": [
        {
          "id": "F0-001",
          "name": "Initialize Vite project",
          "description": "Create Vue 3 + TypeScript project with Vite",
          "files": ["package.json", "vite.config.ts", "tsconfig.json"],
          "details": [
            "npm create vite@latest . -- --template vue-ts",
            "Configure path aliases (@/ for src/)",
            "Set up TypeScript strict mode"
          ]
        },
        {
          "id": "F0-002",
          "name": "Install and configure Tailwind",
          "description": "Set up Tailwind CSS with custom theme",
          "files": ["tailwind.config.js", "src/assets/main.css"],
          "details": [
            "Install tailwindcss, postcss, autoprefixer",
            "Configure content paths",
            "Add Mantimon color palette (Pokemon-inspired)"
          ]
        },
        {
          "id": "F0-003",
          "name": "Set up Vue Router",
          "description": "Configure routing with guards and lazy loading",
          "files": ["src/router/index.ts", "src/router/guards.ts"],
          "details": [
            "Define route structure",
            "Create auth guard placeholder",
            "Configure lazy loading for heavy routes"
          ]
        },
        {
          "id": "F0-004",
          "name": "Set up Pinia stores",
          "description": "Create store structure with persistence",
          "files": ["src/stores/auth.ts", "src/stores/user.ts", "src/stores/ui.ts"],
          "details": [
            "Install pinia and pinia-plugin-persistedstate",
            "Create auth store skeleton",
            "Create user store skeleton",
            "Create UI store (loading states, toasts)"
          ]
        },
        {
          "id": "F0-005",
          "name": "Create API client",
          "description": "HTTP client with auth token injection and refresh",
          "files": ["src/api/client.ts", "src/api/types.ts"],
          "details": [
            "Create fetch/axios wrapper",
            "Inject Authorization header from auth store",
            "Handle 401 responses with token refresh",
            "Type API responses"
          ]
        },
        {
          "id": "F0-006",
          "name": "Create Socket.IO client",
          "description": "WebSocket connection manager",
          "files": ["src/socket/client.ts", "src/socket/types.ts"],
          "details": [
            "Install socket.io-client",
            "Create connection manager singleton",
            "Configure auth token in handshake",
            "Set up reconnection with exponential backoff",
            "Create typed event emitters"
          ]
        },
        {
          "id": "F0-007",
          "name": "Create app shell",
          "description": "Basic layout with navigation",
          "files": ["src/App.vue", "src/layouts/DefaultLayout.vue", "src/components/NavBar.vue"],
          "details": [
            "Responsive header/nav",
            "Main content area with router-view",
            "Loading overlay component",
            "Toast notification area"
          ]
        },
        {
          "id": "F0-008",
          "name": "Environment configuration",
          "description": "Configure environment variables",
          "files": [".env.development", ".env.production", "src/config.ts"],
          "details": [
            "VITE_API_BASE_URL",
            "VITE_WS_URL",
            "VITE_OAUTH_REDIRECT_URI",
            "Type-safe config access"
          ]
        }
      ]
    },
    {
      "id": "PHASE_F1",
      "name": "Authentication",
      "status": "in_progress",
      "description": "OAuth login flow, token management, protected routes",
      "estimatedDays": "2-3",
      "dependencies": ["PHASE_F0"],
      "backendDependencies": ["PHASE_2"],
      "deliverables": [
        "Login page with OAuth buttons",
        "OAuth callback handling",
        "Token storage and auto-refresh",
        "Auth store implementation",
        "Protected route guards",
        "User profile display",
        "Logout functionality"
      ],
      "tasks": [
        {
          "id": "F1-001",
          "name": "Create login page",
          "description": "OAuth login buttons for Google and Discord",
          "files": ["src/pages/LoginPage.vue"],
          "details": [
            "Google OAuth button with icon",
            "Discord OAuth button with icon",
            "Redirect to backend /api/auth/{provider}",
            "Handle loading states"
          ]
        },
        {
          "id": "F1-002",
          "name": "Handle OAuth callback",
          "description": "Parse tokens from URL fragment after OAuth redirect",
          "files": ["src/pages/AuthCallbackPage.vue", "src/composables/useAuth.ts"],
          "details": [
            "Extract access_token, refresh_token from URL fragment",
            "Store tokens in auth store",
            "Redirect to intended destination or home",
            "Handle OAuth errors"
          ]
        },
        {
          "id": "F1-003",
          "name": "Implement token refresh",
          "description": "Auto-refresh tokens before expiry",
          "files": ["src/stores/auth.ts", "src/api/client.ts"],
          "details": [
            "Track token expiry time",
            "Refresh proactively before expiry",
            "Handle refresh failures (logout)",
            "Queue requests during refresh"
          ]
        },
        {
          "id": "F1-004",
          "name": "Implement auth guards",
          "description": "Protect routes requiring authentication",
          "files": ["src/router/guards.ts"],
          "details": [
            "requireAuth guard - redirect to login",
            "requireGuest guard - redirect authenticated users away from login",
            "Store intended destination for post-login redirect"
          ]
        },
        {
          "id": "F1-005",
          "name": "Create user profile display",
          "description": "Show logged-in user info in nav",
          "files": ["src/components/UserMenu.vue", "src/stores/user.ts"],
          "details": [
            "Fetch user from /api/users/me on login",
            "Display avatar and name in nav",
            "Dropdown with profile link and logout"
          ]
        },
        {
          "id": "F1-006",
          "name": "Implement logout",
          "description": "Clear tokens and redirect to login",
          "files": ["src/stores/auth.ts"],
          "details": [
            "Call /api/auth/logout to revoke refresh token",
            "Clear local token storage",
            "Disconnect WebSocket",
            "Redirect to login page"
          ]
        }
      ]
    },
    {
      "id": "PHASE_F2",
      "name": "Deck Management",
      "status": "NOT_STARTED",
      "description": "Collection viewing, deck building, starter deck selection",
      "estimatedDays": "5-7",
      "dependencies": ["PHASE_F1"],
      "backendDependencies": ["PHASE_3"],
      "deliverables": [
        "Starter deck selection flow",
        "Collection grid view",
        "Card display component",
        "Deck list page",
        "Deck builder with drag-and-drop",
        "Real-time validation feedback",
        "Card detail modal"
      ],
      "tasks": [
        {
          "id": "F2-001",
          "name": "Create card component",
          "description": "Reusable card display component",
          "files": ["src/components/cards/CardDisplay.vue", "src/components/cards/CardImage.vue"],
          "details": [
            "Display card image from CDN/local",
            "Show card name, HP, type",
            "Type-colored border/badge",
            "Hover state with subtle animation",
            "Support multiple sizes (thumbnail, medium, large)"
          ]
        },
        {
          "id": "F2-002",
          "name": "Create card detail modal",
          "description": "Full card view with all details",
          "files": ["src/components/cards/CardDetailModal.vue"],
          "details": [
            "Large card image",
            "Full attack descriptions",
            "Weakness/resistance/retreat",
            "Owned quantity display",
            "Close on backdrop click or Escape"
          ]
        },
        {
          "id": "F2-003",
          "name": "Implement starter deck selection",
          "description": "First-time user flow to pick starter",
          "files": ["src/pages/StarterSelectionPage.vue", "src/composables/useStarter.ts"],
          "details": [
            "Check starter status on app load",
            "Display 5 starter deck options with preview",
            "POST /api/users/me/starter-deck on selection",
            "Redirect to main app after selection",
            "Cannot proceed without selecting"
          ]
        },
        {
          "id": "F2-004",
          "name": "Create collection page",
          "description": "Grid view of owned cards",
          "files": ["src/pages/CollectionPage.vue", "src/stores/collection.ts"],
          "details": [
            "Fetch collection from /api/collections/me",
            "Filterable grid (by type, rarity, set)",
            "Search by card name",
            "Show quantity owned",
            "Click to open detail modal"
          ]
        },
        {
          "id": "F2-005",
          "name": "Create deck list page",
          "description": "View all user decks",
          "files": ["src/pages/DecksPage.vue", "src/stores/deck.ts"],
          "details": [
            "Fetch decks from /api/decks",
            "Display deck cards with validation status",
            "Create new deck button",
            "Edit/delete deck actions",
            "Show starter deck badge"
          ]
        },
        {
          "id": "F2-006",
          "name": "Create deck builder",
          "description": "Add/remove cards from deck",
          "files": ["src/pages/DeckBuilderPage.vue", "src/components/deck/DeckEditor.vue"],
          "details": [
            "Two-panel layout: collection picker + deck contents",
            "Drag-and-drop or click to add/remove",
            "Energy deck configuration",
            "Live validation with error messages",
            "Save/cancel buttons",
            "Confirm discard unsaved changes"
          ]
        },
        {
          "id": "F2-007",
          "name": "Implement deck validation feedback",
          "description": "Real-time validation as user edits",
          "files": ["src/composables/useDeckValidation.ts"],
          "details": [
            "Debounced validation on changes",
            "Call /api/decks/validate endpoint",
            "Display errors inline",
            "Disable save if invalid",
            "Show card count progress (40/40)"
          ]
        }
      ]
    },
    {
      "id": "PHASE_F3",
      "name": "Phaser Integration",
      "status": "NOT_STARTED",
      "description": "Game rendering foundation - Phaser setup, board layout, card objects",
      "estimatedDays": "7-10",
      "dependencies": ["PHASE_F2"],
      "backendDependencies": ["PHASE_4"],
      "deliverables": [
        "Phaser mounted as Vue component",
        "Vue-Phaser event bridge",
        "Scene structure (Preload, Match)",
        "Asset loading system",
        "Game board layout with all zones",
        "Card game objects with interactions",
        "Responsive canvas scaling"
      ],
      "tasks": [
        {
          "id": "F3-001",
          "name": "Install and configure Phaser",
          "description": "Add Phaser 3 to project",
          "files": ["package.json", "src/game/config.ts"],
          "details": [
            "Install phaser",
            "Create Phaser game configuration",
            "Configure WebGL with canvas fallback",
            "Set up asset base path"
          ]
        },
        {
          "id": "F3-002",
          "name": "Create Phaser Vue component",
          "description": "Mount Phaser game in Vue component",
          "files": ["src/components/game/PhaserGame.vue"],
          "details": [
            "Create/destroy Phaser game on mount/unmount",
            "Pass game instance to parent via ref",
            "Handle resize events",
            "Emit ready event when game initialized"
          ]
        },
        {
          "id": "F3-003",
          "name": "Create Vue-Phaser event bridge",
          "description": "Bidirectional communication system",
          "files": ["src/game/bridge.ts", "src/composables/useGameBridge.ts"],
          "details": [
            "Vue -> Phaser: game.events.emit('card:play', data)",
            "Phaser -> Vue: game.events.on('animation:complete', cb)",
            "Type-safe event definitions",
            "Automatic cleanup on unmount"
          ]
        },
        {
          "id": "F3-004",
          "name": "Create scene structure",
          "description": "Phaser scenes for game flow",
          "files": ["src/game/scenes/PreloadScene.ts", "src/game/scenes/MatchScene.ts"],
          "details": [
            "PreloadScene: Load all assets with progress bar",
            "MatchScene: Main game rendering",
            "Scene transitions",
            "Scene data passing"
          ]
        },
        {
          "id": "F3-005",
          "name": "Implement asset loading",
          "description": "Load card images and UI assets",
          "files": ["src/game/assets/loader.ts", "src/game/assets/manifest.ts"],
          "details": [
            "Card image loading (lazy load as needed)",
            "UI sprite atlas",
            "Board background",
            "Type icons",
            "Loading progress display"
          ]
        },
        {
          "id": "F3-006",
          "name": "Create board layout",
          "description": "Position all game zones",
          "files": ["src/game/objects/Board.ts", "src/game/layout.ts"],
          "details": [
            "Player zones: active, bench (5 slots), deck, discard, prizes (6)",
            "Opponent zones: mirrored layout",
            "Hand area (bottom)",
            "Zone highlighting for valid targets",
            "Responsive positioning"
          ]
        },
        {
          "id": "F3-007",
          "name": "Create card game objects",
          "description": "Interactive card sprites",
          "files": ["src/game/objects/Card.ts", "src/game/objects/CardBack.ts"],
          "details": [
            "Card face with image",
            "Card back for hidden cards",
            "Hover effects (scale, glow)",
            "Click/tap handling",
            "Drag support for hand cards",
            "Damage counters display"
          ]
        },
        {
          "id": "F3-008",
          "name": "Implement responsive scaling",
          "description": "Canvas adapts to screen size",
          "files": ["src/game/scale.ts"],
          "details": [
            "Maintain aspect ratio",
            "Scale to fit container",
            "Handle window resize",
            "Mobile-friendly touch areas"
          ]
        }
      ]
    },
    {
      "id": "PHASE_F4",
      "name": "Live Gameplay",
      "status": "NOT_STARTED",
      "description": "WebSocket integration, game state sync, action handling, complete game flow",
      "estimatedDays": "10-14",
      "dependencies": ["PHASE_F3"],
      "backendDependencies": ["PHASE_4"],
      "deliverables": [
        "Game creation flow",
        "WebSocket connection with auth",
        "Game state rendering",
        "Hand and card interactions",
        "Attack selection UI",
        "Turn phase management",
        "Action dispatch to server",
        "Opponent state display",
        "Game over handling"
      ],
      "tasks": [
        {
          "id": "F4-001",
          "name": "Create game lobby page",
          "description": "Start or join a game",
          "files": ["src/pages/GameLobbyPage.vue"],
          "details": [
            "Create new game with deck selection",
            "Show active games (for rejoining)",
            "Simple invite flow (share game ID for now)",
            "POST /api/games to create"
          ]
        },
        {
          "id": "F4-002",
          "name": "Implement WebSocket game connection",
          "description": "Connect to game via Socket.IO",
          "files": ["src/socket/gameSocket.ts", "src/stores/game.ts"],
          "details": [
            "Connect with JWT auth",
            "Emit game:join on connect",
            "Handle game:state events",
            "Handle game:error events",
            "Store game state in Pinia"
          ]
        },
        {
          "id": "F4-003",
          "name": "Render game state to Phaser",
          "description": "Sync Pinia state to Phaser objects",
          "files": ["src/game/sync/StateRenderer.ts"],
          "details": [
            "Watch game store for changes",
            "Update card positions",
            "Show/hide cards based on visibility",
            "Update HP, status, damage counters",
            "Highlight active Pokemon"
          ]
        },
        {
          "id": "F4-004",
          "name": "Implement hand interactions",
          "description": "Play cards from hand",
          "files": ["src/game/interactions/HandManager.ts"],
          "details": [
            "Fan cards in hand area",
            "Drag to play Pokemon to bench",
            "Click to play Trainer cards",
            "Attach energy to Pokemon",
            "Visual feedback for valid/invalid plays"
          ]
        },
        {
          "id": "F4-005",
          "name": "Implement attack selection",
          "description": "UI for choosing attacks",
          "files": ["src/components/game/AttackMenu.vue", "src/game/ui/AttackOverlay.ts"],
          "details": [
            "Show available attacks for active Pokemon",
            "Display energy cost, damage, effect text",
            "Disable attacks without enough energy",
            "Target selection for attacks that require it",
            "Confirm attack action"
          ]
        },
        {
          "id": "F4-006",
          "name": "Implement turn phase UI",
          "description": "Show current phase and valid actions",
          "files": ["src/components/game/TurnIndicator.vue", "src/components/game/PhaseActions.vue"],
          "details": [
            "Display current phase (Draw, Main, Attack)",
            "Show whose turn it is",
            "End Turn button",
            "Retreat button",
            "Phase-appropriate action hints"
          ]
        },
        {
          "id": "F4-007",
          "name": "Implement action dispatch",
          "description": "Send actions to server",
          "files": ["src/composables/useGameActions.ts"],
          "details": [
            "Emit game:action for each action type",
            "Handle action results",
            "Optimistic UI updates (optional)",
            "Error handling and retry",
            "Action confirmation for important moves"
          ]
        },
        {
          "id": "F4-008",
          "name": "Display opponent state",
          "description": "Render opponent's visible information",
          "files": ["src/game/objects/OpponentArea.ts"],
          "details": [
            "Show opponent active and bench",
            "Display card backs for hand (count only)",
            "Show deck and discard counts",
            "Prize card display (face down)",
            "Opponent name and avatar"
          ]
        },
        {
          "id": "F4-009",
          "name": "Implement forced action handling",
          "description": "Handle required actions (select prize, new active)",
          "files": ["src/components/game/ForcedActionModal.vue"],
          "details": [
            "Prize card selection after KO",
            "New active Pokemon selection when active KO'd",
            "Discard selection for certain effects",
            "Block other actions until resolved"
          ]
        },
        {
          "id": "F4-010",
          "name": "Implement game over screen",
          "description": "Display results and return to menu",
          "files": ["src/components/game/GameOverModal.vue"],
          "details": [
            "Victory/Defeat display",
            "Show win reason (prizes, deck out, etc.)",
            "Game statistics (turns, cards played)",
            "Return to lobby button",
            "Rematch option (future)"
          ]
        }
      ]
    },
    {
      "id": "PHASE_F5",
      "name": "Polish & UX",
      "status": "NOT_STARTED",
      "description": "Reconnection handling, animations, turn timer, error states",
      "estimatedDays": "5-7",
      "dependencies": ["PHASE_F4"],
      "backendDependencies": ["PHASE_4"],
      "deliverables": [
        "Reconnection with state recovery",
        "Turn timer display",
        "Opponent connection status",
        "Card play animations",
        "Attack animations",
        "Loading and error states",
        "Sound effects (optional)"
      ],
      "tasks": [
        {
          "id": "F5-001",
          "name": "Implement reconnection flow",
          "description": "Handle disconnects gracefully",
          "files": ["src/socket/reconnection.ts", "src/components/game/ReconnectingOverlay.vue"],
          "details": [
            "Detect disconnect",
            "Show reconnecting overlay",
            "Auto-reconnect with backoff",
            "Restore game state on reconnect",
            "Handle failed reconnection"
          ]
        },
        {
          "id": "F5-002",
          "name": "Implement turn timer display",
          "description": "Visual countdown for turn time",
          "files": ["src/components/game/TurnTimer.vue"],
          "details": [
            "Countdown display from game state",
            "Warning color at thresholds",
            "Pulse animation when low",
            "Handle timeout notification"
          ]
        },
        {
          "id": "F5-003",
          "name": "Show opponent connection status",
          "description": "Indicate if opponent is connected",
          "files": ["src/components/game/OpponentStatus.vue"],
          "details": [
            "Online/offline indicator",
            "Handle game:opponent_connected events",
            "Show 'waiting for opponent' if disconnected"
          ]
        },
        {
          "id": "F5-004",
          "name": "Add card play animations",
          "description": "Animate cards moving between zones",
          "files": ["src/game/animations/CardAnimations.ts"],
          "details": [
            "Draw card animation (deck to hand)",
            "Play to bench animation",
            "Evolve animation",
            "Attach energy animation",
            "Discard animation"
          ]
        },
        {
          "id": "F5-005",
          "name": "Add attack animations",
          "description": "Visual feedback for attacks",
          "files": ["src/game/animations/AttackAnimations.ts"],
          "details": [
            "Attack motion (active toward opponent)",
            "Damage numbers",
            "KO animation (fade out)",
            "Status effect indicators",
            "Type-specific visual effects (optional)"
          ]
        },
        {
          "id": "F5-006",
          "name": "Add loading and error states",
          "description": "Feedback for async operations",
          "files": ["src/components/ui/LoadingSpinner.vue", "src/components/ui/Toast.vue"],
          "details": [
            "Skeleton loaders for lists",
            "Button loading states",
            "Error toast notifications",
            "Retry prompts for failed requests"
          ]
        },
        {
          "id": "F5-007",
          "name": "Add sound effects (optional)",
          "description": "Audio feedback for game events",
          "files": ["src/game/audio/SoundManager.ts"],
          "details": [
            "Card play sound",
            "Attack sound",
            "Turn change chime",
            "Victory/defeat music",
            "Volume controls",
            "Mute option"
          ]
        }
      ]
    },
    {
      "id": "PHASE_F6",
      "name": "Campaign Mode",
      "status": "NOT_STARTED",
      "description": "Single-player campaign UI - clubs, NPCs, progression, rewards",
      "estimatedDays": "7-10",
      "dependencies": ["PHASE_F5"],
      "backendDependencies": ["PHASE_5"],
      "blocked": true,
      "blockedReason": "Requires backend Phase 5 (Campaign Mode)",
      "deliverables": [
        "Campaign world map",
        "Club selection",
        "NPC opponent display",
        "Medal/progression tracking",
        "Reward notifications",
        "Difficulty indicators"
      ]
    },
    {
      "id": "PHASE_F7",
      "name": "Multiplayer & Matchmaking",
      "status": "NOT_STARTED",
      "description": "PvP matchmaking queue, invite links, match history",
      "estimatedDays": "5-7",
      "dependencies": ["PHASE_F5"],
      "backendDependencies": ["PHASE_6"],
      "blocked": true,
      "blockedReason": "Requires backend Phase 6 (Multiplayer)",
      "deliverables": [
        "Matchmaking queue UI",
        "Queue status and cancel",
        "Invite link generation",
        "Join via invite link",
        "Match history page",
        "Player stats display"
      ]
    },
    {
      "id": "PHASE_F8",
      "name": "Pack Opening & Rewards",
      "status": "NOT_STARTED",
      "description": "Animated pack opening experience",
      "estimatedDays": "5-7",
      "dependencies": ["PHASE_F6"],
      "backendDependencies": ["PHASE_5"],
      "blocked": true,
      "blockedReason": "Requires backend Phase 5 reward system",
      "deliverables": [
        "Pack opening Phaser scene",
        "Card reveal animations",
        "Rarity celebration effects",
        "New card indicators in collection"
      ]
    }
  ],

  "criticalPath": ["PHASE_F0", "PHASE_F1", "PHASE_F3", "PHASE_F4"],

  "parallelDevelopment": {
    "note": "F0-F5 can proceed while backend completes Phase 5-6",
    "tracks": [
      {
        "name": "Frontend Core",
        "phases": ["PHASE_F0", "PHASE_F1", "PHASE_F2", "PHASE_F3", "PHASE_F4", "PHASE_F5"]
      },
      {
        "name": "Backend Campaign",
        "phases": ["PHASE_5"]
      },
      {
        "name": "Backend Multiplayer",
        "phases": ["PHASE_6"]
      }
    ],
    "joinPoints": [
      {
        "frontend": "PHASE_F6",
        "backend": "PHASE_5",
        "description": "Campaign UI requires campaign backend"
      },
      {
        "frontend": "PHASE_F7",
        "backend": "PHASE_6",
        "description": "Matchmaking UI requires multiplayer backend"
      }
    ]
  },

  "designSystem": {
    "colors": {
      "note": "Pokemon type-inspired palette",
      "types": {
        "grass": "#78C850",
        "fire": "#F08030",
        "water": "#6890F0",
        "lightning": "#F8D030",
        "psychic": "#F85888",
        "fighting": "#C03028",
        "darkness": "#705848",
        "metal": "#B8B8D0",
        "fairy": "#EE99AC",
        "dragon": "#7038F8",
        "colorless": "#A8A878"
      },
      "ui": {
        "primary": "#3B82F6",
        "secondary": "#6366F1",
        "success": "#22C55E",
        "warning": "#F59E0B",
        "error": "#EF4444",
        "background": "#1F2937",
        "surface": "#374151",
        "text": "#F9FAFB"
      }
    },
    "typography": {
      "headings": "Press Start 2P or similar pixel font for retro feel",
      "body": "Inter or system font stack"
    }
  },

  "testingStrategy": {
    "unit": {
      "tool": "Vitest",
      "scope": "Composables, stores, utilities",
      "location": "src/**/*.test.ts"
    },
    "component": {
      "tool": "Vitest + Vue Test Utils",
      "scope": "Vue components in isolation",
      "location": "src/**/*.test.ts"
    },
    "e2e": {
      "tool": "Playwright",
      "scope": "Full user flows",
      "location": "e2e/",
      "deferred": "After F4 complete"
    }
  },

  "risks": [
    {
      "risk": "Phaser learning curve",
      "mitigation": "Start F3 with simple prototypes, iterate",
      "priority": "high"
    },
    {
      "risk": "Vue-Phaser state sync complexity",
      "mitigation": "Establish clear patterns in F3, document bridge API",
      "priority": "high"
    },
    {
      "risk": "Mobile touch interactions",
      "mitigation": "Design for touch from start, test on real devices",
      "priority": "medium"
    },
    {
      "risk": "Asset loading performance",
      "mitigation": "Lazy load cards, use sprite atlases, implement caching",
      "priority": "medium"
    }
  ]
}