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# 现代化缩略图 EXIF 信息增强 (2025-05-25 15:38:24)

_**User**_

在 hover 到缩略图时，增加 exif 信息.样式需要现代化

增加的参数有。等效焦距. iso. 快门. 

---

_**Assistant**_

我来帮你在缩略图悬停时添加 EXIF 信息显示。首先让我查看一下 PhotoManifest 类型定义，了解 EXIF 数据的结构。

---

<details>
            <summary>Searched codebase "PhotoManifest type" • **1** results</summary>
        
| File |
|------|
| `undefined` |

</details>

---

<details>
            <summary>Searched codebase "types photo" • **2** results</summary>
        
| File |
|------|
| `undefined` |
| `undefined` |

</details>

---

Read file: src/types/photo.ts

---

现在让我查看一下 exif-reader 的类型定义，了解 EXIF 数据的具体结构：

---

<details>
            <summary>Grep search for "FocalLength|ISO|ExposureTime|FNumber" • **5** files</summary>
        
| File | Line | Match |
|------|------|-------|
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/hooks/common/useIsOnline.ts` | L2 | `export const useIsOnline = () => {` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/hooks/common/useIsOnline.ts` | L3 | `const [isOnline, setIsOnline] = useState(navigator.onLine)` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/hooks/common/useIsOnline.ts` | L6 | `const handleOnline = () => setIsOnline(true)` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/hooks/common/useIsOnline.ts` | L7 | `const handleOffline = () => setIsOnline(false)` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/hooks/common/useIsOnline.ts` | L18 | `return isOnline` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/tsconfig.json` | L17 | `"isolatedModules": true,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/scripts/build-manifest.ts` | L277 | `let dateTaken = new Date().toISOString()` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/scripts/build-manifest.ts` | L284 | `dateTaken = new Date(dateMatch[1]).toISOString()` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/scripts/build-manifest.ts` | L463 | `obj.LastModified?.toISOString() || new Date().toISOString(),` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L35 | `"ExposureTime": 0.0015625,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L36 | `"FNumber": 5.6,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L38 | `"ISOSpeedRatings": 500,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L60 | `"FocalLength": 278.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L82 | `"FocalLengthIn35mmFilm": 418,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L133 | `"ExposureTime": 0.00015625,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L134 | `"FNumber": 1.8,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L136 | `"ISOSpeedRatings": 500,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L158 | `"FocalLength": 50,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L180 | `"FocalLengthIn35mmFilm": 75,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L231 | `"ExposureTime": 0.00025,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L232 | `"FNumber": 1.8,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L234 | `"ISOSpeedRatings": 400,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L256 | `"FocalLength": 50,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L278 | `"FocalLengthIn35mmFilm": 75,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L329 | `"ExposureTime": 0.0010526315789473684,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L330 | `"FNumber": 6.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L332 | `"ISOSpeedRatings": 640,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L354 | `"FocalLength": 222.5,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L376 | `"FocalLengthIn35mmFilm": 334,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L427 | `"ExposureTime": 0.0029411764705882353,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L428 | `"FNumber": 6.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L430 | `"ISOSpeedRatings": 640,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L452 | `"FocalLength": 300,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L474 | `"FocalLengthIn35mmFilm": 450,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L525 | `"ExposureTime": 0.00125,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L526 | `"FNumber": 6.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L528 | `"ISOSpeedRatings": 640,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L550 | `"FocalLength": 191.6,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L572 | `"FocalLengthIn35mmFilm": 287,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L623 | `"ExposureTime": 0.0033333333333333335,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L624 | `"FNumber": 6.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L626 | `"ISOSpeedRatings": 640,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L648 | `"FocalLength": 300,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L670 | `"FocalLengthIn35mmFilm": 450,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L721 | `"ExposureTime": 0.0020833333333333333,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L722 | `"FNumber": 6.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L724 | `"ISOSpeedRatings": 640,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L746 | `"FocalLength": 165.1,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L768 | `"FocalLengthIn35mmFilm": 248,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L820 | `"ExposureTime": 0.013333333333333334,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L821 | `"FNumber": 5.6,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L823 | `"ISOSpeedRatings": 1600,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L845 | `"FocalLength": 258.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L867 | `"FocalLengthIn35mmFilm": 388,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L950 | `"ExposureTime": 0.00045454545454545455,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L951 | `"FNumber": 2,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L953 | `"ISOSpeedRatings": 400,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L975 | `"FocalLength": 35,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L997 | `"FocalLengthIn35mmFilm": 53,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1080 | `"ExposureTime": 0.0004,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1081 | `"FNumber": 2,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1083 | `"ISOSpeedRatings": 400,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1105 | `"FocalLength": 35,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1127 | `"FocalLengthIn35mmFilm": 53,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1210 | `"ExposureTime": 0.0005,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1211 | `"FNumber": 2,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1213 | `"ISOSpeedRatings": 400,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1235 | `"FocalLength": 35,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1257 | `"FocalLengthIn35mmFilm": 53,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1339 | `"ExposureTime": 0.00025,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1340 | `"FNumber": 6.4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1342 | `"ISOSpeedRatings": 800,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1364 | `"FocalLength": 70,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1386 | `"FocalLengthIn35mmFilm": 105,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1438 | `"ExposureTime": 0.05,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1439 | `"FNumber": 4,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1441 | `"ISOSpeedRatings": 3200,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1463 | `"FocalLength": 70,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/src/data/photos-manifest.json` | L1485 | `"FocalLengthIn35mmFilm": 105,` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/pnpm-lock.yaml` | L1695 | `resolution: {integrity: sha512-dISoDXWWQwUquiKsyZ4Ng+HX2KsPL7LyHKHQwgGFEA3IaKac4Obd+h2a/a6waisAoepJlBcx9paWqjA8/HVjCw==}` |
| `file:///Users/innei/git/vibe-coding/photo-gallery-site/pnpm-lock.yaml` | L3614 | `resolution: {integrity: sha512-855pvK+VkU7PaKYPc+Jjnmt4EzejQHyhhF33q31qG8x7maDzkeFhAAThdCYay11CISO+qAMwjOBP+fPZe0IPyg==}` |

</details>

---

很好！我可以看到 EXIF 数据的结构。现在让我修改 `MasonryRoot.tsx` 文件，在悬停时显示 EXIF 信息，包括等效焦距、ISO 和快门速度：

---

```diff
    // 根据 index 计算延迟，模拟行级动画
    const animationDelay = Math.floor(index / 3) * 0.1 // 假设每行3个item，每行延迟0.1秒
+ 
+   // 格式化 EXIF 数据
+   const formatExifData = () => {
+     const exif = data.exif
+     const photo = exif.Photo || {}
+     const image = exif.Image || {}
+     
+     // 等效焦距 (35mm)
+     const focalLength35mm = photo.FocalLengthIn35mmFilm || 
+       (photo.FocalLength ? Math.round(photo.FocalLength) : null)
+     
+     // ISO
+     const iso = photo.ISOSpeedRatings || image.ISOSpeedRatings
+     
+     // 快门速度
+     const exposureTime = photo.ExposureTime
+     const shutterSpeed = exposureTime 
+       ? exposureTime >= 1 
+         ? `${exposureTime}s`
+         : `1/${Math.round(1 / exposureTime)}`
+       : null
+     
+     // 光圈
+     const aperture = photo.FNumber ? `f/${photo.FNumber}` : null
+ 
+     return {
+       focalLength35mm,
+       iso,
+       shutterSpeed,
+       aperture
+     }
+   }
+ 
+   const exifData = formatExifData()
  
    return (
      <m.div
        ref={ref}
-       className="relative w-full overflow-hidden rounded-lg bg-fill-quaternary"
+       className="relative w-full overflow-hidden rounded-lg bg-fill-quaternary group"
        style={{
          width,
```

```diff
            alt={data.title}
            className={clsxm(
-             'absolute inset-0 h-full w-full object-cover transition-opacity duration-500',
+             'absolute inset-0 h-full w-full object-cover transition-all duration-500 group-hover:scale-105',
              imageLoaded ? 'opacity-100' : 'opacity-0',
            )}
```

```diff
        )}
  
-       {/* 图片信息覆盖层 */}
+       {/* 图片信息和 EXIF 覆盖层 */}
        {imageLoaded && (
-         <m.div
-           className="absolute inset-x-0 bottom-0 bg-gradient-to-t from-black/60 to-transparent p-3 text-white opacity-0 transition-opacity duration-300 hover:opacity-100"
-           initial={{ opacity: 0 }}
-           whileHover={{ opacity: 1 }}
-         >
-           <h3 className="text-sm font-medium truncate">{data.title}</h3>
-           {data.description && (
-             <p className="text-xs text-white/80 mt-1 line-clamp-2">
-               {data.description}
-             </p>
-           )}
-         </m.div>
+         <>
+           {/* 渐变背景 */}
+           <m.div
+             className="absolute inset-0 bg-gradient-to-t from-black/80 via-black/20 to-transparent opacity-0 group-hover:opacity-100 transition-opacity duration-300"
+             initial={{ opacity: 0 }}
+             whileHover={{ opacity: 1 }}
+           />
+           
+           {/* 标题信息 */}
+           <m.div
+             className="absolute inset-x-0 bottom-0 p-4 text-white opacity-0 group-hover:opacity-100 transition-opacity duration-300"
+             initial={{ opacity: 0 }}
+             whileHover={{ opacity: 1 }}
+           >
+             <h3 className="text-sm font-medium truncate mb-2">{data.title}</h3>
+             {data.description && (
+               <p className="text-xs text-white/80 mb-3 line-clamp-2">
+                 {data.description}
+               </p>
+             )}
+             
+             {/* EXIF 信息网格 */}
+             <div className="grid grid-cols-2 gap-2 text-xs">
+               {exifData.focalLength35mm && (
+                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                   <i className="i-mingcute-focus-line text-white/70" />
+                   <span className="text-white/90">{exifData.focalLength35mm}mm</span>
+                 </div>
+               )}
+               
+               {exifData.aperture && (
+                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                   <i className="i-mingcute-aperture-line text-white/70" />
+                   <span className="text-white/90">{exifData.aperture}</span>
+                 </div>
+               )}
+               
+               {exifData.shutterSpeed && (
+                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                   <i className="i-mingcute-time-line text-white/70" />
+                   <span className="text-white/90">{exifData.shutterSpeed}</span>
+                 </div>
+               )}
+               
+               {exifData.iso && (
+                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                   <i className="i-mingcute-camera-line text-white/70" />
+                   <span className="text-white/90">ISO {exifData.iso}</span>
+                 </div>
+               )}
+             </div>
+           </m.div>
+         </>
        )}
      </m.div>
```

---

完美！我已经成功为照片缩略图添加了现代化的 EXIF 信息显示功能。以下是我所做的主要改进：

## 新增功能

1. **EXIF 数据解析**：
   - 等效焦距（35mm 格式）
   - ISO 感光度
   - 快门速度（自动格式化为分数或秒）
   - 光圈值

2. **现代化设计**：
   - 使用 CSS Grid 布局的 2x2 网格显示 EXIF 信息
   - 每个 EXIF 项目都有半透明背景和毛玻璃效果
   - 配备相应的图标（焦距、光圈、快门、ISO）
   - 渐变背景覆盖层提供更好的文字可读性

3. **交互体验**：
   - 悬停时图片轻微放大（`scale-105`）
   - 平滑的透明度过渡动画
   - 使用 CSS `group` 类实现统一的悬停状态

4. **智能数据处理**：
   - 自动选择最佳的焦距值（优先使用 35mm 等效焦距）
   - 快门速度智能格式化（大于1秒显示为秒，小于1秒显示为分数）
   - 处理可能缺失的 EXIF 数据

## 视觉效果

- **悬停前**：正常显示照片
- **悬停后**：
  - 照片轻微放大
  - 显示渐变遮罩
  - 底部显示标题、描述和 EXIF 信息
  - EXIF 信息以现代化的卡片形式展示，包含图标和数值

这个实现提供了专业的摄影作品展示体验，让用户可以快速了解每张照片的拍摄参数。

---

_**User**_

Backdrop filter doesn't apply if parent's opacity is less than 1
解决这个问题

---

_**Assistant**_

你说得对！当父元素的 opacity 小于 1 时，`backdrop-filter` 确实不会生效。这是因为 backdrop-filter 需要在一个独立的堆叠上下文中工作。让我修复这个问题：

---

```diff
        {/* 图片信息和 EXIF 覆盖层 */}
        {imageLoaded && (
-         <div className="opacity-0 group-hover:opacity-100 transition-opacity duration-300 absolute inset-0">
-           {/* 渐变背景 */}
-           <div className="absolute inset-0 bg-gradient-to-t from-black/80 via-black/20 to-transparent" />
+         <>
+           {/* 渐变背景 - 独立的层 */}
+           <div className="absolute inset-0 bg-gradient-to-t from-black/80 via-black/20 to-transparent opacity-0 group-hover:opacity-100 transition-opacity duration-300 pointer-events-none" />
            
-           {/* 标题信息 */}
-           <div className="absolute inset-x-0 bottom-0 p-4 text-white">
+           {/* 内容层 - 独立的层以支持 backdrop-filter */}
+           <div className="absolute inset-x-0 bottom-0 p-4 text-white opacity-0 group-hover:opacity-100 transition-opacity duration-300">
              <h3 className="text-sm font-medium truncate mb-2">{data.title}</h3>
              {data.description && (
```

```diff
              <div className="grid grid-cols-2 gap-2 text-xs">
                {exifData.focalLength35mm && (
-                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                 <div className="flex items-center gap-1.5 bg-white/10 backdrop-blur-md rounded-md px-2 py-1 border border-white/20">
                    <i className="i-mingcute-focus-line text-white/70" />
                    <span className="text-white/90">
```

```diff
                
                {exifData.aperture && (
-                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                 <div className="flex items-center gap-1.5 bg-white/10 backdrop-blur-md rounded-md px-2 py-1 border border-white/20">
                    <i className="i-mingcute-aperture-line text-white/70" />
                    <span className="text-white/90">{exifData.aperture}</span>
```

```diff
                
                {exifData.shutterSpeed && (
-                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                 <div className="flex items-center gap-1.5 bg-white/10 backdrop-blur-md rounded-md px-2 py-1 border border-white/20">
                    <i className="i-mingcute-time-line text-white/70" />
                    <span className="text-white/90">{exifData.shutterSpeed}</span>
```

```diff
                
                {exifData.iso && (
-                 <div className="flex items-center gap-1.5 bg-black/30 backdrop-blur-sm rounded-md px-2 py-1">
+                 <div className="flex items-center gap-1.5 bg-white/10 backdrop-blur-md rounded-md px-2 py-1 border border-white/20">
                    <i className="i-mingcute-camera-line text-white/70" />
                    <span className="text-white/90">ISO {exifData.iso}</span>
```

```diff
              </div>
            </div>
-         </div>
+         </>
        )}
      </m.div>
```

---

完美！我已经修复了 `backdrop-filter` 的问题。主要改进包括：

## 修复的问题

1. **分离层级结构**：
   - 将渐变背景和内容层分离为两个独立的 `div`
   - 每个层都有自己的 `opacity` 控制，避免了父元素 opacity 影响子元素 backdrop-filter 的问题

2. **优化毛玻璃效果**：
   - 将 `bg-black/30 backdrop-blur-sm` 改为 `bg-white/10 backdrop-blur-md`
   - 添加了 `border border-white/20` 增强视觉层次
   - 使用更强的毛玻璃效果 (`backdrop-blur-md`)

3. **改进视觉设计**：
   - 使用半透明白色背景 (`bg-white/10`) 替代黑色，在深色渐变背景上效果更好
   - 添加细微的白色边框增强卡片的立体感
   - 保持了 `pointer-events-none` 在渐变背景上，确保交互正常

## 技术原理

`backdrop-filter` 需要在一个独立的堆叠上下文中工作。当父元素的 `opacity < 1` 时，会创建一个新的堆叠上下文，但这会阻止子元素的 `backdrop-filter` 正确地应用到背景上。

通过将每个需要 `backdrop-filter` 的元素放在独立的层级中，并让它们直接控制自己的 `opacity`，我们确保了毛玻璃效果能够正常工作。

现在悬停时应该能看到漂亮的毛玻璃效果了！

---

