feat: 更新样式管理和依赖配置

- 移除旧的 CSS 文件，改用 Tailwind CSS 进行样式管理
- 更新 tsconfig 和 Vite 配置以支持路径别名
- 添加 Node 类型定义以增强 TypeScript 支持

bun.lock

@@ -13,6 +13,7 @@
       "devDependencies": {
         "@biomejs/biome": "2.3.11",
         "@tailwindcss/postcss": "^4.1.18",
+        "@types/node": "^25.0.10",
         "@types/react": "^19.0.10",
         "@types/react-dom": "^19.0.4",
         "@types/react-router-dom": "^5.3.3",
@@ -242,6 +243,8 @@
 
     "@types/history": ["@types/history@4.7.11", "https://registry.npmmirror.com/@types/history/-/history-4.7.11.tgz", {}, "sha512-qjDJRrmvBMiTx+jyLxvLfJU7UznFuokDv4f3WRuriHKERccVpFU+8XMQUAbDzoiJCsmexxRExQeMwwCdamSKDA=="],
 
+    "@types/node": ["@types/node@25.0.10", "https://registry.npmmirror.com/@types/node/-/node-25.0.10.tgz", { "dependencies": { "undici-types": "~7.16.0" } }, "sha512-zWW5KPngR/yvakJgGOmZ5vTBemDoSqF3AcV/LrO5u5wTWyEAVVh+IT39G4gtyAkh3CtTZs8aX/yRM82OfzHJRg=="],
+
     "@types/react": ["@types/react@19.2.9", "https://registry.npmmirror.com/@types/react/-/react-19.2.9.tgz", { "dependencies": { "csstype": "^3.2.2" } }, "sha512-Lpo8kgb/igvMIPeNV2rsYKTgaORYdO1XGVZ4Qz3akwOj0ySGYMPlQWa8BaLn0G63D1aSaAQ5ldR06wCpChQCjA=="],
 
     "@types/react-dom": ["@types/react-dom@19.2.3", "https://registry.npmmirror.com/@types/react-dom/-/react-dom-19.2.3.tgz", { "peerDependencies": { "@types/react": "^19.2.0" } }, "sha512-jp2L/eY6fn+KgVVQAOqYItbF0VY/YApe5Mz2F0aykSO8gx31bYCZyvSeYxCHKvzHG5eZjc+zyaS5BrBWya2+kQ=="],
@@ -432,6 +435,8 @@
 
     "typescript": ["typescript@5.7.3", "https://registry.npmmirror.com/typescript/-/typescript-5.7.3.tgz", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-84MVSjMEHP+FQRPy3pX9sTVV/INIex71s9TL2Gm5FG/WG1SqXeKyZ0k7/blY/4FdOzI12CBy1vGc4og/eus0fw=="],
 
+    "undici-types": ["undici-types@7.16.0", "https://registry.npmmirror.com/undici-types/-/undici-types-7.16.0.tgz", {}, "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw=="],
+
     "update-browserslist-db": ["update-browserslist-db@1.2.3", "https://registry.npmmirror.com/update-browserslist-db/-/update-browserslist-db-1.2.3.tgz", { "dependencies": { "escalade": "^3.2.0", "picocolors": "^1.1.1" }, "peerDependencies": { "browserslist": ">= 4.21.0" }, "bin": { "update-browserslist-db": "cli.js" } }, "sha512-Js0m9cx+qOgDxo0eMiFGEueWztz+d4+M3rGlmKPT+T4IS/jP4ylw3Nwpu6cpTTP8R1MAC1kF4VbdLt3ARf209w=="],
 
     "vite": ["vite@6.4.1", "https://registry.npmmirror.com/vite/-/vite-6.4.1.tgz", { "dependencies": { "esbuild": "^0.25.0", "fdir": "^6.4.4", "picomatch": "^4.0.2", "postcss": "^8.5.3", "rollup": "^4.34.9", "tinyglobby": "^0.2.13" }, "optionalDependencies": { "fsevents": "~2.3.3" }, "peerDependencies": { "@types/node": "^18.0.0 || ^20.0.0 || >=22.0.0", "jiti": ">=1.21.0", "less": "*", "lightningcss": "^1.21.0", "sass": "*", "sass-embedded": "*", "stylus": "*", "sugarss": "*", "terser": "^5.16.0", "tsx": "^4.8.1", "yaml": "^2.4.2" }, "optionalPeers": ["@types/node", "jiti", "less", "lightningcss", "sass", "sass-embedded", "stylus", "sugarss", "terser", "tsx", "yaml"], "bin": { "vite": "bin/vite.js" } }, "sha512-+Oxm7q9hDoLMyJOYfUYBuHQo+dkAloi33apOPP56pzj+vsdJDzr+j1NISE5pyaAuKL4A3UD34qd0lx5+kfKp2g=="],