diff --git a/apps/web/src/pages/generate/components/FrontendPreviewPlayer.tsx b/apps/web/src/pages/generate/components/FrontendPreviewPlayer.tsx
index 464129ed8..bed1e3946 100644
--- a/apps/web/src/pages/generate/components/FrontendPreviewPlayer.tsx
+++ b/apps/web/src/pages/generate/components/FrontendPreviewPlayer.tsx
@@ -84,7 +84,7 @@ const FrontendPreviewPlayer: React.FC<FrontendPreviewPlayerProps> = ({
   const segments = useMemo(() => buildPlaybackSegments(assets, template), [assets, template])
 
   // ── ASS 坐标系参数（与后端 ass_subtitle_builder.py 一致） ──
-  const TITLE_MARGIN_TOP = 60
+  const TITLE_MARGIN_TOP = 120
   const TITLE_MARGIN_BOTTOM = 60
   const TITLE_MARGIN_SIDE = 40
   const playRes = (() => {
diff --git a/apps/web/src/pages/generate/components/PreviewVideoPanel.tsx b/apps/web/src/pages/generate/components/PreviewVideoPanel.tsx
index 9e3e10232..0891e4390 100644
--- a/apps/web/src/pages/generate/components/PreviewVideoPanel.tsx
+++ b/apps/web/src/pages/generate/components/PreviewVideoPanel.tsx
@@ -40,7 +40,7 @@ interface PreviewVideoPanelProps {
 }
 
 /* ── ASS 坐标系参数（与后端 ass_subtitle_builder.py 一致） ── */
-const TITLE_MARGIN_TOP = 60
+const TITLE_MARGIN_TOP = 120
 const TITLE_MARGIN_BOTTOM = 60
 const TITLE_MARGIN_SIDE = 40
 
diff --git a/packages/domain/ass_subtitle_builder.py b/packages/domain/ass_subtitle_builder.py
index 0948bccd5..b3b0b1c93 100755
--- a/packages/domain/ass_subtitle_builder.py
+++ b/packages/domain/ass_subtitle_builder.py
@@ -20,7 +20,7 @@ logger = logging.getLogger(__name__)
 # ── 常量 ──────────────────────────────────────────────────────────────────────
 
 # Title/Subtitle 默认边距（像素）
-TITLE_MARGIN_TOP = 60
+TITLE_MARGIN_TOP = 120
 TITLE_MARGIN_BOTTOM = 60
 TITLE_MARGIN_SIDE = 40
 
diff --git a/tests/unit/test_ass_subtitle_builder.py b/tests/unit/test_ass_subtitle_builder.py
index 739f28454..c45273f8d 100755
--- a/tests/unit/test_ass_subtitle_builder.py
+++ b/tests/unit/test_ass_subtitle_builder.py
@@ -453,7 +453,7 @@ class TestBuildAssContent:
 
 class TestConstants:
     def test_title_margin_top(self):
-        assert TITLE_MARGIN_TOP == 60
+        assert TITLE_MARGIN_TOP == 120
 
     def test_title_margin_bottom(self):
         assert TITLE_MARGIN_BOTTOM == 60