diff --git a/content-script.js b/content-script.js
index d6a09b7..d26d34f 100644
--- a/content-script.js
+++ b/content-script.js
@@ -1,142 +1,143 @@
 // content.js
 // Injected on toolbar click. Exports current chat page to standalone HTML.
 
-const TEMPLATE_HTML = `
-<!DOCTYPE html>
-<html lang="en-EN">
-<head>
-  <meta charset="UTF-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>{{title}}</title>
-  <style>
-body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #f5f5f5; }
-.chat-container { background: #fff; border-radius: 12px; box-shadow: 0 2px 10px rgba(0,0,0,.1); overflow: hidden; }
-.chat-header { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: #fff; padding: 20px; text-align: center; }
-.chat-header h1 { margin: 0; font-size: 1.5em; }
-.chat-header .export-info { margin-top: 10px; font-size: .9em; opacity: .9; }
-.message { padding: 20px; border-bottom: 1px solid #eee; }
-.message:last-child { border-bottom: none; }
-.message-header { font-weight: bold; margin-bottom: 10px; padding: 8px 12px; border-radius: 6px; display: inline-block; }
-.message-header.user { background: #e3f2fd; color: #1976d2; }
-.message-header.assistant { background: #f3e5f5; color: #7b1fa2; }
-.message-header.system { background: #fff3e0; color: #f57c00; }
-.message-header.unknown { background: #f5f5f5; color: #666; }
-.message-content { margin-top: 10px; }
+(function() {
+  
+  const TEMPLATE_HTML = `
+  <!DOCTYPE html>
+  <html lang="en-EN">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>{{title}}</title>
+    <style>
+  body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #f5f5f5; }
+  .chat-container { background: #fff; border-radius: 12px; box-shadow: 0 2px 10px rgba(0,0,0,.1); overflow: hidden; }
+  .chat-header { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: #fff; padding: 20px; text-align: center; }
+  .chat-header h1 { margin: 0; font-size: 1.5em; }
+  .chat-header .export-info { margin-top: 10px; font-size: .9em; opacity: .9; }
+  .message { padding: 20px; border-bottom: 1px solid #eee; }
+  .message:last-child { border-bottom: none; }
+  .message-header { font-weight: bold; margin-bottom: 10px; padding: 8px 12px; border-radius: 6px; display: inline-block; }
+  .message-header.user { background: #e3f2fd; color: #1976d2; }
+  .message-header.assistant { background: #f3e5f5; color: #7b1fa2; }
+  .message-header.system { background: #fff3e0; color: #f57c00; }
+  .message-header.unknown { background: #f5f5f5; color: #666; }
+  .message-content { margin-top: 10px; }
 
-/* Header 1 Style */
-h1 {
-  font-size: 1.5em;
-  margin: 1.2em 0 0.7em 0;
-  font-weight: 700;
-  line-height: 1.2;
-}
-h2 {
-  font-size: 1.2em;
-  margin: 1.1em 0 0.6em 0;
-  font-weight: 600;
-  line-height: 1.25;
-}
-/* Dialog message N title style */
-.message-header {
-  font-size: 1.2em;
-  font-weight: 600;
-  margin-bottom: 10px;
-  padding: 8px 12px;
-  border-radius: 6px;
-  display: inline-block;
-  background: #f5f5f5;
-  color: #666;
-}
+  /* Header 1 Style */
+  h1 {
+    font-size: 1.5em;
+    margin: 1.2em 0 0.7em 0;
+    font-weight: 700;
+    line-height: 1.2;
+  }
+  h2 {
+    font-size: 1.2em;
+    margin: 1.1em 0 0.6em 0;
+    font-weight: 600;
+    line-height: 1.25;
+  }
+  /* Dialog message N title style */
+  .message-header {
+    font-size: 1.2em;
+    font-weight: 600;
+    margin-bottom: 10px;
+    padding: 8px 12px;
+    border-radius: 6px;
+    display: inline-block;
+    background: #f5f5f5;
+    color: #666;
+  }
 
-/* Code block beautification（Darkboxstyle+title frame） */
-.code-block-box {
-  margin: 1.5em 0;
-  border-radius: 10px;
-  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
-  background: #181c24;
-  border: 1px solid #23272f;
-  overflow: hidden;
-}
-.code-title-frame {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  background: #f5f6fa;
-  color: #23272f;
-  font-size: 13px;
-  font-family: 'JetBrains Mono', 'Fira Mono', 'Consolas', 'Menlo', 'Monaco', 'monospace';
-  padding: 0.35em 1.1em 0.35em 1.1em;
-  border-bottom: 1px solid #e0e0e0;
-  border-radius: 10px 10px 0 0;
-}
-.code-lang-label {
-  font-weight: 600;
-  background: #23272f;
-  color: #e6eaf3;
-  opacity: 1;
-  letter-spacing: 0.5px;
-  border-radius: 5px;
-  padding: 0.15em 0.7em;
-  font-size: 90%;
-  margin-right: 0.5em;
-  display: inline-block;
-}
-.copy-button {
-  background: #e6eaf3;
-  color: #23272f;
-  border: none;
-  border-radius: 6px;
-  padding: 2px 12px;
-  font-size: 12px;
-  cursor: pointer;
-  opacity: 0.85;
-  transition: background 0.2s, opacity 0.2s;
-  z-index: 2;
-}
-.copy-button:hover {
-  background: #d3d7e3;
-  opacity: 1;
-}
-.code-block-box pre {
-  background: #181c24;
-  color: #e6eaf3;
-  border: none;
-  border-radius: 0 0 10px 10px;
-  margin: 0;
-  padding: 1em 1.2em;
-  font-size: 14px;
-  overflow-x: auto;
-  box-shadow: none;
-}
-.code-block-box code {
-  background: none;
-  color: inherit;
-  padding: 0;
-  border: none;
-  font-size: inherit;
-}
-code:not(pre code) {
-  background: #23272f;
-  color: #e6eaf3;
-  border-radius: 5px;
-  padding: 0.2em 0.4em;
-  font-size: 95%;
-}
-  </style>
-</head>
-<body>
-  <div class="chat-container">
-    <div class="chat-header">
-      <h1>{{title}}</h1>
-      <div class="export-info">Export time: {{exportTime}} GMT+8 | Platform: {{platform}}</div>
+  /* Code block beautification（Darkboxstyle+title frame） */
+  .code-block-box {
+    margin: 1.5em 0;
+    border-radius: 10px;
+    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
+    background: #181c24;
+    border: 1px solid #23272f;
+    overflow: hidden;
+  }
+  .code-title-frame {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    background: #f5f6fa;
+    color: #23272f;
+    font-size: 13px;
+    font-family: 'JetBrains Mono', 'Fira Mono', 'Consolas', 'Menlo', 'Monaco', 'monospace';
+    padding: 0.35em 1.1em 0.35em 1.1em;
+    border-bottom: 1px solid #e0e0e0;
+    border-radius: 10px 10px 0 0;
+  }
+  .code-lang-label {
+    font-weight: 600;
+    background: #23272f;
+    color: #e6eaf3;
+    opacity: 1;
+    letter-spacing: 0.5px;
+    border-radius: 5px;
+    padding: 0.15em 0.7em;
+    font-size: 90%;
+    margin-right: 0.5em;
+    display: inline-block;
+  }
+  .copy-button {
+    background: #e6eaf3;
+    color: #23272f;
+    border: none;
+    border-radius: 6px;
+    padding: 2px 12px;
+    font-size: 12px;
+    cursor: pointer;
+    opacity: 0.85;
+    transition: background 0.2s, opacity 0.2s;
+    z-index: 2;
+  }
+  .copy-button:hover {
+    background: #d3d7e3;
+    opacity: 1;
+  }
+  .code-block-box pre {
+    background: #181c24;
+    color: #e6eaf3;
+    border: none;
+    border-radius: 0 0 10px 10px;
+    margin: 0;
+    padding: 1em 1.2em;
+    font-size: 14px;
+    overflow-x: auto;
+    box-shadow: none;
+  }
+  .code-block-box code {
+    background: none;
+    color: inherit;
+    padding: 0;
+    border: none;
+    font-size: inherit;
+  }
+  code:not(pre code) {
+    background: #23272f;
+    color: #e6eaf3;
+    border-radius: 5px;
+    padding: 0.2em 0.4em;
+    font-size: 95%;
+  }
+    </style>
+  </head>
+  <body>
+    <div class="chat-container">
+      <div class="chat-header">
+        <h1>{{title}}</h1>
+        <div class="export-info">Export time: {{exportTime}} GMT+8 | Platform: {{platform}}</div>
+      </div>
+      {{content}}
     </div>
-    {{content}}
-  </div>
-</body>
-</html>
-`;
+  </body>
+  </html>
+  `;
 
-(function() {
   function formatExportTime() {
     const now = new Date();
     return now.toLocaleString('en-US', {
