apps/web/src/pages/generate/GeneratePage.tsx

@@ -265,7 +265,7 @@ const GeneratePage: React.FC = () => {
               onRegenerate={step5Preview.regeneratePreview}
               titleText={titleSettings.title}
               titleSettings={titleSettings}
-              showTitlePreview={currentStep === 4}
+              showTitlePreview={currentStep >= 4 && currentStep <= 5}
               sourceVideoUrl={sourceVideoUrl}
             />
           )}

apps/web/src/pages/generate/components/PreviewVideoPanel.tsx

@@ -176,7 +176,7 @@ export const PreviewVideoPanel: React.FC<PreviewVideoPanelProps> = ({
   return (
     <div className="xx-generate-preview">
       <div className="xx-preview-header">
-        <h3>{showTitlePreview ? "标题预览" : "预览视频"}</h3>
+        <h3>{showTitlePreview && !hasPreview ? "标题预览" : "预览视频"}</h3>
         {hasPreview && !showTitlePreview && <span className="xx-preview-badge">480p 预览版</span>}
       </div>
 
@@ -210,7 +210,7 @@ export const PreviewVideoPanel: React.FC<PreviewVideoPanelProps> = ({
             style={{ fontSize: 48, color: "var(--text-tertiary)", marginBottom: 12 }}
           />
           <p className="xx-preview-empty-title">暂无预览</p>
-          <p className="xx-preview-empty-desc">在第 3 步生成预览后在此查看</p>
+          <p className="xx-preview-empty-desc">在左侧生成预览后在此查看</p>
         </div>
       )}