diff --git a/apps/ai-game-creator-shell/src/view/project-development/index.tsx b/apps/ai-game-creator-shell/src/view/project-development/index.tsx
index ce3b2b25f..acaf0134b 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/index.tsx
+++ b/apps/ai-game-creator-shell/src/view/project-development/index.tsx
@@ -2585,10 +2585,31 @@ export default function ProjectDevelopmentView({
         previous.resources !== current.resources ||
         previous.sortMode !== current.sortMode)
     ) {
-      resourceBookTransitionControllerRef.current.settle();
+      // 卡片尺寸要等预览图尺寸到位才算准，通常正好落在动画末尾；直接 settle
+      // 会让真实场景瞬间接管，看起来就是结束瞬间跳一下。改为从当前叠加层几何
+      // 重定向，动画平滑续到新的目标位置。
+      const manager = resourceBookManagerRef.current;
+      const controller = resourceBookTransitionControllerRef.current;
+      if (resourceBookState.phase !== 'idle' && manager) {
+        const retargetToken = controller.begin(manager);
+        controller.play(
+          manager,
+          retargetToken,
+          () => {
+            dispatchResourceBook({
+              type: 'finish-transition',
+              token: resourceBookState.token,
+            });
+          },
+          resourceBookState.phase === 'returning-main' ? 'target' : 'source',
+        );
+      } else {
+        controller.settle();
+      }
     }
   }, [
     resourceBookState.token,
+    resourceBookState.phase,
     activeResourceCanvasViewport,
     resourceBookOverviewRects,
     resourcePositionById,