1. 优化视觉效果、后端规范化

vite-tailwindcss/src/views/index/index.vue

@@ -748,9 +748,15 @@ const likeBusy = ref(false)
 let likePulseTimer = null
 const previewVisible = ref(false), previewIndex = ref(0), albumLoaded = ref(false)
 const albumPreviewImages = ref([])
-/** 九宫格 / 一大五小：进视口中线后停滚再串行加载
- *  iOS 性能足够，跳过停滚，让组件进视口自动挂载（保留滚动连续性） */
-const HOLD_GALLERY_TYPES = new Set(['nine-grid', 'one-large-five-small'])
+/** 重型画廊：安卓进视口中线后停滚再串行加载
+ *  iOS 跳过停滚，由 PhotoGallery 近视口 IO 串行挂载（保留滚动连续性） */
+const HOLD_GALLERY_TYPES = new Set([
+  'nine-grid',
+  'one-large-five-small',
+  'overlap',
+  'masonry',
+  'polaroid',
+])
 const isHoldGalleryType = (type) => !isIOS && HOLD_GALLERY_TYPES.has(type)
 const galleryActivate = reactive({})
 const galleryHold = ref(false)
@@ -965,6 +971,8 @@ const handleUserInteraction = () => {
   isInteracting.value = true
   cancelAnimationFrame(animId)
   clearTimeout(pauseTimer)
+  // 立刻失效，避免暂停窗口内其它路径用旧 offset 写回顶部
+  freeScrollOffset = -1
   if (isAtBottom()) scheduleBottomReturn(true)
   pauseTimer = setTimeout(() => {
     isInteracting.value = false
@@ -1099,12 +1107,12 @@ const startAutoScroll = () => {
     }, 4500)
   } else {
     freeScrollLastTs = 0
-    // 首次或重启动时，把 offset 同步到当前真实位置
-    if (freeScrollOffset < 0) freeScrollOffset = pageScrollTop()
     const tickFreeScroll = (now) => {
       const dt = freeScrollLastTs ? Math.min(34, now - freeScrollLastTs) : 16.7
       freeScrollLastTs = now
       if (canAutoAdvance()) {
+        // 失效后每帧推进前同步真实位置（打断/开关自动滚后都会走到这里）
+        if (freeScrollOffset < 0) freeScrollOffset = pageScrollTop()
         const max = pageScrollMax()
         if (max - freeScrollOffset <= 8) {
           scheduleBottomReturn()
@@ -1152,8 +1160,12 @@ const completeIntro = () => {
 
 const toggleAutoScroll = () => {
   isAutoScroll.value = !isAutoScroll.value
-  if (isAutoScroll.value && isAtBottom()) scheduleBottomReturn(true)
-  if (!isAutoScroll.value) clearBottomReturn()
+  if (isAutoScroll.value) {
+    freeScrollOffset = -1
+    if (isAtBottom()) scheduleBottomReturn(true)
+  } else {
+    clearBottomReturn()
+  }
 }
 
 const openInvitation = () => {