feat: bubble shows 1s then auto-hide; +0.5s gap before next tap

src/pages/index/index.ux

@@ -150,7 +150,7 @@ export default {
   },
 
   onTap() {
-    // 冷却：动画进行中不重复触发
+    // 冷却：动画/气泡显示期间不重复触发
     if (this.animLock) return
     this.animLock = true
 
@@ -164,14 +164,17 @@ export default {
     setTimeout(() => { self.animStep = 0 }, 200) // scaleY 1.00
     // 回弹时播鸭叫
     setTimeout(() => { playDuckSound() }, 150)
-    // 冷却结束
-    setTimeout(() => { self.animLock = false }, 600)
 
     // 轮播趣味/上轮消耗信息
     const idx = this.bubbleIndex % this.bubblePresets.length
     this.bubbleIndex += 1
     this.bubbleText = this.bubblePresets[idx]
     this.bubbleVisible = true
+
+    // 气泡显示约 1 秒后自动消失
+    setTimeout(() => { self.bubbleVisible = false }, 1000)
+    // 消失后再等 0.5 秒才允许再次点击
+    setTimeout(() => { self.animLock = false }, 1500)
   },
 
   selectSession(index) {