diff --git a/src/pages/chat/components/ChatOutline.tsx b/src/pages/chat/components/ChatOutline.tsx
index 7c52129..79a38a6 100644
--- a/src/pages/chat/components/ChatOutline.tsx
+++ b/src/pages/chat/components/ChatOutline.tsx
@@ -19,7 +19,7 @@ export default function ChatOutline(props: { messages: ChatMessage[]; onJump: (i
   if (items.length === 0) {
     return (
       <aside className="chat-outline">
-        <div className="chat-outline-title">聊天段落</div>
+        <div className="chat-outline-title">对话大纲</div>
         <div style={{ padding: 12, color: 'var(--color-text-tertiary)', fontSize: 12 }}>暂无</div>
       </aside>
     );
@@ -27,7 +27,7 @@ export default function ChatOutline(props: { messages: ChatMessage[]; onJump: (i
 
   return (
     <aside className="chat-outline">
-      <div className="chat-outline-title">聊天段落</div>
+      <div className="chat-outline-title">对话大纲</div>
       <div className="chat-outline-list">
         {items.map((m, idx) => (
           <button
diff --git a/src/styles.css b/src/styles.css
index 1eef0ae..0acace9 100644
--- a/src/styles.css
+++ b/src/styles.css
@@ -614,7 +614,7 @@ body {
 }
 
 @media (max-width: 1100px) {
-  .chat-outline {
+  .chat-content-row > .chat-outline {
     display: none;
   }
 }