diff --git a/tauri-app/src/pages/VideoGeneration/_components/ShotTimeline.tsx b/tauri-app/src/pages/VideoGeneration/_components/ShotTimeline.tsx
index d98e416..15a030d 100644
--- a/tauri-app/src/pages/VideoGeneration/_components/ShotTimeline.tsx
+++ b/tauri-app/src/pages/VideoGeneration/_components/ShotTimeline.tsx
@@ -113,12 +113,12 @@ const ShotTimeline: React.FC<ShotTimelineProps> = ({
                         素材
                       </span>
                       {materialMatchMap[String(shot.id)] ? (
-                        <span style={{ display: 'flex', alignItems: 'center', gap: '4px' }}>
+                        <span style={{ display: 'flex', alignItems: 'center', gap: '4px', flex: 1 }}>
                           ✓ {userUploadedMaterials[String(shot.id)] ? '已上传' : '已匹配'}（
                           {materialMatchMap[String(shot.id)]!.duration.toFixed(1)}s）
                         </span>
                       ) : (
-                        <span>✗ 未匹配</span>
+                        <span style={{ flex: 1 }}>✗ 未匹配</span>
                       )}
                       <button
                         className="btn btn-ghost btn-sm"
@@ -141,7 +141,6 @@ const ShotTimeline: React.FC<ShotTimelineProps> = ({
                           fontSize: '11px',
                           padding: '2px 6px',
                           color: 'var(--primary)',
-                          marginLeft: 'auto',
                         }}
                         onClick={(e) => {
                           e.stopPropagation();