From 2877ede7195ee4738dcb112df02ab5c79962af34 Mon Sep 17 00:00:00 2001
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Date: Thu, 24 Sep 2026 17:33:25 +0800
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- src/index.css：`--model3d` 面板的 grid/width/gap 覆盖把 `--image` 一起写进选择器提高特异性。它与 `--image` 的声明特异性相同，此前只靠 `--model3d` 排在后面取胜，规则顺序一变就会退回两栏布局
---
 src/index.css | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/index.css b/src/index.css
index e6f9aa29f..160285b3e 100644
--- a/src/index.css
+++ b/src/index.css
@@ -6806,7 +6806,9 @@ html[data-mobile-keyboard-open='true'] .platform-mobile-bottom-dock {
   gap: 0.18rem 0.72rem;
 }
 
-.image-canvas-editor__generation-composer--model3d {
+/* 3D 面板同时带 `--image`：两边的 grid/width/gap 声明特异性相同，只靠先后顺序取胜太脆，
+   这里显式把 `--image` 一起写进选择器，规则顺序变了也不会被两栏布局顶掉。 */
+.image-canvas-editor__generation-composer--model3d.image-canvas-editor__generation-composer--image {
   grid-template-columns: minmax(0, 1fr);
   grid-template-rows: auto auto auto;
   width: min(34rem, calc(100% - 1.5rem));