diff --git a/index.html b/index.html
index 6e56e2c..f29df00 100644
--- a/index.html
+++ b/index.html
@@ -5,7 +5,11 @@
     <link rel="icon" href="/favicon.ico">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>HiFast VPN - 高速稳定的全球网络加速服务</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap" rel="stylesheet">
     <meta name="description" content="HiFast VPN 提供安全、匿名且高速的全球网络连接。支持 Windows, Mac, Android 等多平台下载，一键开启极速体验。" />
+
     <meta name="keywords" content="VPN, 加速器, HiFast, 网络安全, 翻墙, 科学上网" />
 
     <meta property="og:type" content="website" />
diff --git a/package-lock.json b/package-lock.json
index a4f7203..0990f88 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,6 @@
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         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
-        "crisp-sdk-web": "^1.0.27",
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         "reka-ui": "^2.7.0",
@@ -24,6 +23,7 @@
         "vue-sonner": "^2.0.9"
       },
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+        "@csstools/postcss-cascade-layers": "^5.0.2",
         "@tsconfig/node24": "^24.0.3",
         "@types/node": "^24.10.4",
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@@ -33,6 +33,7 @@
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         "eslint-plugin-vue": "~10.6.2",
         "jiti": "^2.6.1",
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         "prettier": "3.7.4",
         "prettier-plugin-tailwindcss": "^0.7.2",
@@ -466,6 +467,56 @@
         "node": ">=6.9.0"
       }
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+    "node_modules/@csstools/postcss-cascade-layers": {
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+      "dev": true,
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+          "url": "https://opencollective.com/csstools"
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+      "license": "MIT-0",
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+      },
+      "engines": {
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+      "peerDependencies": {
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+    "node_modules/@csstools/selector-specificity": {
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+      "resolved": "https://registry.npmjs.org/@csstools/selector-specificity/-/selector-specificity-5.0.0.tgz",
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+      "dev": true,
+      "funding": [
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+          "url": "https://github.com/sponsors/csstools"
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       "version": "0.27.2",
       "cpu": [
@@ -862,6 +913,255 @@
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+        "lightningcss-linux-arm-gnueabihf": "1.30.2",
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+        "lightningcss-linux-x64-gnu": "1.30.2",
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     "node_modules/@tailwindcss/oxide": {
       "version": "4.1.18",
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@@ -1829,12 +2129,6 @@
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@@ -2965,7 +3259,10 @@
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@@ -2978,24 +3275,48 @@
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-        "lightningcss-win32-arm64-msvc": "1.30.2",
-        "lightningcss-win32-x64-msvc": "1.30.2"
+        "lightningcss-android-arm64": "1.32.0",
+        "lightningcss-darwin-arm64": "1.32.0",
+        "lightningcss-darwin-x64": "1.32.0",
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+    "node_modules/lightningcss-linux-arm64-gnu": {
+      "version": "1.32.0",
+      "resolved": "https://registry.npmjs.org/lightningcss-linux-arm64-gnu/-/lightningcss-linux-arm64-gnu-1.32.0.tgz",
+      "integrity": "sha512-0nnMyoyOLRJXfbMOilaSRcLH3Jw5z9HDNGfT/gwCPgaDjnx0i8w7vBzFLFR1f6CMLKF8gVbebmkUN3fa/kQJpQ==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-linux-arm64-musl": {
+      "version": "1.32.0",
+      "resolved": "https://registry.npmjs.org/lightningcss-linux-arm64-musl/-/lightningcss-linux-arm64-musl-1.32.0.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-linux-x64-gnu": {
+      "version": "1.32.0",
+      "resolved": "https://registry.npmjs.org/lightningcss-linux-x64-gnu/-/lightningcss-linux-x64-gnu-1.32.0.tgz",
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+        "x64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-linux-x64-musl": {
+      "version": "1.32.0",
+      "resolved": "https://registry.npmjs.org/lightningcss-linux-x64-musl/-/lightningcss-linux-x64-musl-1.32.0.tgz",
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "linux"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-win32-arm64-msvc": {
+      "version": "1.32.0",
+      "resolved": "https://registry.npmjs.org/lightningcss-win32-arm64-msvc/-/lightningcss-win32-arm64-msvc-1.32.0.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
+    "node_modules/lightningcss-win32-x64-msvc": {
+      "version": "1.32.0",
+      "resolved": "https://registry.npmjs.org/lightningcss-win32-x64-msvc/-/lightningcss-win32-x64-msvc-1.32.0.tgz",
+      "integrity": "sha512-Amq9B/SoZYdDi1kFrojnoqPLxYhQ4Wo5XiL8EVJrVsB8ARoC1PWW6VGtT0WKCemjy8aC+louJnjS7U18x3b06Q==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MPL-2.0",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">= 12.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/parcel"
+      }
+    },
     "node_modules/locate-path": {
       "version": "6.0.0",
       "dev": true,
diff --git a/package.json b/package.json
index a4ec232..da1c455 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,7 @@
     "vue-sonner": "^2.0.9"
   },
   "devDependencies": {
+    "@csstools/postcss-cascade-layers": "^5.0.2",
     "@tsconfig/node24": "^24.0.3",
     "@types/node": "^24.10.4",
     "@vitejs/plugin-vue": "^6.0.3",
@@ -40,6 +41,7 @@
     "eslint": "^9.39.2",
     "eslint-plugin-vue": "~10.6.2",
     "jiti": "^2.6.1",
+    "lightningcss": "^1.32.0",
     "npm-run-all2": "^8.0.4",
     "prettier": "3.7.4",
     "prettier-plugin-tailwindcss": "^0.7.2",
@@ -49,5 +51,12 @@
     "vite-plugin-vue-devtools": "^8.0.5",
     "vite-svg-loader": "^5.1.0",
     "vue-tsc": "^3.2.1"
-  }
+  },
+  "browserslist": [
+    "chrome >= 90",
+    "edge >= 90",
+    "safari >= 15",
+    "firefox >= 90"
+  ]
 }
+
diff --git a/src/pages/UserCenter/DesktopLayout/index.vue b/src/pages/UserCenter/DesktopLayout/index.vue
index 8ef8fd4..90eeb90 100644
--- a/src/pages/UserCenter/DesktopLayout/index.vue
+++ b/src/pages/UserCenter/DesktopLayout/index.vue
@@ -140,9 +140,6 @@ function logout() {
 </script>
 
 <style scoped>
-/* Simplified layout font */
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap');
-
 .tracking-tight {
   font-family: 'Inter', 'PingFang SC', sans-serif;
 }
diff --git a/src/pages/UserCenter/MobileLayout/index.vue b/src/pages/UserCenter/MobileLayout/index.vue
index 76fd536..8326f7d 100644
--- a/src/pages/UserCenter/MobileLayout/index.vue
+++ b/src/pages/UserCenter/MobileLayout/index.vue
@@ -127,9 +127,6 @@ function logout() {
 </script>
 
 <style scoped>
-/* Simplified layout font */
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap');
-
 .tracking-tight {
   font-family: 'Inter', 'PingFang SC', sans-serif;
 }
diff --git a/src/pages/UserCenter/index.vue b/src/pages/UserCenter/index.vue
index 13c0a90..8aed1d5 100644
--- a/src/pages/UserCenter/index.vue
+++ b/src/pages/UserCenter/index.vue
@@ -394,10 +394,8 @@ function handleStatusClose() {
 </style>
 
 <style scoped>
-/* Simplified layout font */
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap');
-
 .tracking-tight {
+
   font-family: 'Inter', 'PingFang SC', sans-serif;
 }
 </style>
diff --git a/vite.config.ts b/vite.config.ts
index c1ce7cc..5ed6b41 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -14,7 +14,14 @@ export default defineConfig({
       '@': fileURLToPath(new URL('./src', import.meta.url)),
     },
   },
+  css: {
+    transformer: 'lightningcss',
+  },
+  build: {
+    cssMinify: 'lightningcss',
+  },
   server: {
+
     proxy: {
       // 将所有以 /api 开头的请求转发到目标服务器
       // 1. 匹配所有以 /public 开头的请求