feat(game): 添加开会暂停系统——点击开会按钮暂停游戏，可安心发激励，结束开会后恢复

game/GameManager.ts

@@ -102,6 +102,22 @@ export class GameManager {
     this.onKPIChange.forEach(cb => cb(this.kpi))
   }
 
+  /** 暂停游戏（仅 playing 状态下有效） */
+  pause(): boolean {
+    if (this.gameState !== 'playing') return false
+    this.gameState = 'paused'
+    return true
+  }
+
+  /** 恢复游戏（仅 paused 状态下有效） */
+  resume(): boolean {
+    if (this.gameState !== 'paused') return false
+    this.gameState = 'playing'
+    return true
+  }
+
+  get isPaused(): boolean { return this.gameState === 'paused' }
+
   /** 触发胜利 */
   triggerVictory(): void {
     if (this.gameState === 'playing') {

game/GameScene.ts

@@ -64,6 +64,10 @@ export function createGameScene(PhaserLib: typeof Phaser): typeof Phaser.Scene {
     private bgObject: Phaser.GameObjects.Image | null = null
     private mapInTransition: boolean = false
 
+    // 暂停遮罩
+    private pauseOverlay: Phaser.GameObjects.Graphics | null = null
+    private pauseText: Phaser.GameObjects.Text | null = null
+
     constructor() { super({ key: 'GameScene' }) }
 
     preload(): void {
@@ -124,19 +128,34 @@ export function createGameScene(PhaserLib: typeof Phaser): typeof Phaser.Scene {
         audio.startBGM()
       })
 
-      // 注册 PUA buff 接口 + HC 查询/扣除接口供 React 层调用
+      // 注册 PUA buff 接口 + HC 查询/扣除接口 + 暂停/恢复接口
       if (typeof window !== 'undefined') {
         ;(window as any).__gamePuaBuff = (
           effect: string, score: number, title: string
-        ) => {
-          this.applyPuaBuff(effect, score, title)
-        }
-        // 查询当前 HC
+        ) => { this.applyPuaBuff(effect, score, title) }
+
         ;(window as any).__gameGetHC = () => this.manager.hc
-        // 尝试扣除 HC，成功返回 true，不足返回 false
-        ;(window as any).__gameSpendHC = (amount: number): boolean => {
-          return this.manager.spendHC(amount)
+        ;(window as any).__gameSpendHC = (amount: number): boolean =>
+          this.manager.spendHC(amount)
+
+        ;(window as any).__gamePause = (): boolean => {
+          if (!this.manager.pause()) return false
+          this.showPauseOverlay()
+          // 暂停 Phaser 物理与 Tween
+          this.physics.pause()
+          this.tweens.pauseAll()
+          return true
         }
+
+        ;(window as any).__gameResume = (): boolean => {
+          if (!this.manager.resume()) return false
+          this.hidePauseOverlay()
+          this.physics.resume()
+          this.tweens.resumeAll()
+          return true
+        }
+
+        ;(window as any).__gameIsPaused = (): boolean => this.manager.isPaused
       }
 
       this.setupInteraction()
@@ -145,10 +164,34 @@ export function createGameScene(PhaserLib: typeof Phaser): typeof Phaser.Scene {
     }
 
     private createMuteButton(_audio: AudioEngine): void {
-      // 静音按钮已移除，音乐默认开启
       void _audio
     }
 
+    private showPauseOverlay(): void {
+      const { width, height } = this.scale
+      // 半透明深色遮罩
+      this.pauseOverlay = this.add.graphics().setDepth(90)
+      this.pauseOverlay.fillStyle(0x000000, 0.6)
+      this.pauseOverlay.fillRect(0, 0, width, height)
+
+      // "开会中" 提示卡片
+      this.pauseText = this.add.text(width / 2, height / 2, '📋  开会中...\n游戏已暂停', {
+        fontFamily: 'VT323, monospace',
+        fontSize: '32px',
+        color: '#FCD34D',
+        backgroundColor: '#1e3a5f',
+        padding: { x: 32, y: 18 },
+        align: 'center',
+      }).setOrigin(0.5, 0.5).setDepth(91)
+    }
+
+    private hidePauseOverlay(): void {
+      this.pauseOverlay?.destroy()
+      this.pauseOverlay = null
+      this.pauseText?.destroy()
+      this.pauseText = null
+    }
+
     /**
      * 应用 PUA buff 效果到游戏
      * effect: attack_boost | speed_boost | money_rain | rage_mode | backfire
@@ -324,6 +367,7 @@ export function createGameScene(PhaserLib: typeof Phaser): typeof Phaser.Scene {
     private readonly AUTO_WAVE_DELAY = 2000  // 自动开始等待：3s→2s，缩短喘息时间
 
     update(_time: number, delta: number): void {
+      if (this.manager.gameState === 'paused') return   // 暂停时完全跳过
       if (this.manager.gameState !== 'playing' && this.manager.gameState !== 'idle') return
       if (this.mapInTransition) return