fix: 修复样式问题

app/templates/index.html

@@ -11,9 +11,9 @@
     <header class="topbar">
       <div class="brand">
         <h1>{{ app_name }}</h1>
-        <p class="muted">从原文到公众号草稿，一页完成改写、封面和发布。</p>
+        <p class="muted">从原文到公众号草稿，一页完成编辑、封面和发布。</p>
       </div>
-      <div class="badge">Studio</div>
+      <div class="badge">编辑台</div>
     </header>
 
     <main class="layout">
@@ -53,7 +53,7 @@
         <label>必须保留观点</label>
         <input id="keepPoints" type="text" placeholder="逗号分隔" />
 
-        <button id="rewriteBtn" class="primary">AI 改写并排版</button>
+        <button id="rewriteBtn" class="primary">改写并排版</button>
         <p id="status" class="status"></p>
       </section>