diff --git a/apps/ai-game-creator-shell/src/App.tsx b/apps/ai-game-creator-shell/src/App.tsx
index e6d659cea..0bb65ee89 100644
--- a/apps/ai-game-creator-shell/src/App.tsx
+++ b/apps/ai-game-creator-shell/src/App.tsx
@@ -55,7 +55,6 @@ import type {
   DesignClarificationRequest,
   DesignEvent,
   DesignView,
-  DesignWorkspaceEntry,
   GameCreatorAgentRuntimeUpdateEvent,
   GameCreatorChatAgentReply,
   GameCreatorDirectTurnUpdateEvent,
@@ -569,13 +568,6 @@ export function App({
     projectPath: string;
     clientTurnId: string;
   } | null>(null);
-  const [designWorkspaceFiles, setDesignWorkspaceFiles] = useState<
-    DesignWorkspaceEntry[]
-  >([]);
-  const [designPreviewPath, setDesignPreviewPath] = useState<string | null>(
-    null,
-  );
-  const [designPreviewText, setDesignPreviewText] = useState('');
   // 做方案入口独立成链：立项策划需要委派、澄清 pending 与 GDD 审批，这些只存在于
   // Supervisor Runtime；direct-codex 是单回合「生成→试玩→修」循环，没有对应机制。
   // 因此策划入口不走产品默认的 direct-codex，做游戏与做素材保持 master 的新默认。
@@ -895,26 +887,6 @@ export function App({
     latestMessagesRef.current = conversation;
   }
 
-  async function refreshDesignWorkspace(nextProjectPath: string) {
-    const invoke = resolveTauriInvoke();
-    if (!invoke || !nextProjectPath.trim()) {
-      return;
-    }
-    try {
-      const files = await invoke<DesignWorkspaceEntry[]>(
-        'list_design_workspace',
-        { projectPath: nextProjectPath },
-      );
-      if (localProjectPathRef.current === nextProjectPath) {
-        setDesignWorkspaceFiles(files);
-      }
-    } catch {
-      if (localProjectPathRef.current === nextProjectPath) {
-        setDesignWorkspaceFiles([]);
-      }
-    }
-  }
-
   async function hydrateDesignAgentSession(nextProjectPath: string) {
     const invoke = resolveTauriInvoke();
     if (!invoke || !nextProjectPath.trim()) {
@@ -931,7 +903,6 @@ export function App({
       return null;
     }
     applyDesignView(view, nextProjectPath);
-    await refreshDesignWorkspace(nextProjectPath);
     return view;
   }
 
@@ -962,7 +933,6 @@ export function App({
         return;
       }
       applyDesignView(view, nextProjectPath);
-      await refreshDesignWorkspace(nextProjectPath);
     } catch (error) {
       if (localProjectPathRef.current !== nextProjectPath) {
         return;
@@ -1472,9 +1442,6 @@ export function App({
     designAgentLaneRef.current = planningStartMode;
     designAgentTurnRef.current = null;
     setDesignAgentView(null);
-    setDesignWorkspaceFiles([]);
-    setDesignPreviewPath(null);
-    setDesignPreviewText('');
   }
 
   function syncTerminalProjectSupervisorConversation(
@@ -1924,7 +1891,6 @@ export function App({
       }
       if (payload.view) {
         applyDesignView(payload.view, payload.projectPath);
-        void refreshDesignWorkspace(payload.projectPath);
       }
     })
       .then((unlisten) => {
@@ -1939,8 +1905,8 @@ export function App({
       disposed = true;
       cleanup?.();
     };
-    // applyDesignView / refreshDesignWorkspace 读的是 refs 和当前项目路径，
-    // 把它们写进依赖会在每轮回复时重订事件。
+    // applyDesignView 读的是 refs 和当前项目路径，
+    // 把它写进依赖会在每轮回复时重订事件。
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [planningV2Active]);
 
@@ -11660,9 +11626,6 @@ export function App({
         onPlanGddDecision={decidePlanGdd}
         planningLane={planningV2Active}
         designView={useDesignAgentSurface ? designAgentView : null}
-        designFiles={designWorkspaceFiles}
-        designPreviewPath={designPreviewPath}
-        designPreviewText={designPreviewText}
         onDesignApprove={
           useDesignAgentSurface
             ? (requestId, approved) => {
@@ -11687,7 +11650,6 @@ export function App({
                 })
                   .then((view) => {
                     applyDesignView(view, nextProjectPath);
-                    return refreshDesignWorkspace(nextProjectPath);
                   })
                   .catch((error) => {
                     setPlanGddError(String(error));
@@ -11737,28 +11699,6 @@ export function App({
               }
             : undefined
         }
-        onDesignOpenFile={
-          useDesignAgentSurface
-            ? (path) => {
-                const nextProjectPath = resolveChatProjectPath(localProject);
-                const invoke = resolveTauriInvoke();
-                if (!nextProjectPath || !invoke) {
-                  return;
-                }
-                void invoke<string>('read_design_workspace_file', {
-                  projectPath: nextProjectPath,
-                  path,
-                }).then((text) => {
-                  setDesignPreviewPath(path);
-                  setDesignPreviewText(text);
-                });
-              }
-            : undefined
-        }
-        onDesignClosePreview={() => {
-          setDesignPreviewPath(null);
-          setDesignPreviewText('');
-        }}
         onMakeGameFromApprovedGdd={
           onMakeGameFromApprovedGdd
             ? () =>
diff --git a/apps/ai-game-creator-shell/src/features/project-workspace/DesignAgentSurface.tsx b/apps/ai-game-creator-shell/src/features/project-workspace/DesignAgentSurface.tsx
index 64851c1b0..78c586fa7 100644
--- a/apps/ai-game-creator-shell/src/features/project-workspace/DesignAgentSurface.tsx
+++ b/apps/ai-game-creator-shell/src/features/project-workspace/DesignAgentSurface.tsx
@@ -1,11 +1,7 @@
 import { Check, RotateCcw, X } from 'lucide-react';
 import { useLayoutEffect, useState } from 'react';
 
-import type {
-  DesignClarificationRequest,
-  DesignView,
-  DesignWorkspaceEntry,
-} from '../../app/types';
+import type { DesignClarificationRequest, DesignView } from '../../app/types';
 
 const PHASE_LABELS: Record<string, string> = {
   concept: '概念设计',
@@ -18,9 +14,6 @@ const PHASE_LABELS: Record<string, string> = {
 
 type DesignAgentSurfaceProps = {
   view: DesignView | null;
-  files: DesignWorkspaceEntry[];
-  previewPath: string | null;
-  previewText: string;
   busy: boolean;
   error: string | null;
   onApprove: (requestId: string, approved: boolean) => void;
@@ -31,8 +24,6 @@ type DesignAgentSurfaceProps = {
   ) => void;
   onRetry: () => void;
   onMakeGame: () => void;
-  onOpenFile: (path: string) => void;
-  onClosePreview: () => void;
 };
 
 export function DesignAgentSurface({
diff --git a/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx b/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx
index 10a3c515c..ebbc51866 100644
--- a/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx
+++ b/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx
@@ -18,11 +18,7 @@ import type {
   PlanGddDecisionAction,
   PlanGddStateViewV1,
 } from '../../app/types';
-import type {
-  DesignClarificationRequest,
-  DesignView,
-  DesignWorkspaceEntry,
-} from '../../app/types';
+import type { DesignClarificationRequest, DesignView } from '../../app/types';
 import { ChatMarkdownMessage } from '../../components/ChatMarkdownMessage';
 import {
   projectProfessionalAgentLabel,
@@ -106,9 +102,6 @@ type ProjectSupervisorViewProps = RuntimePanelProps & {
   ) => Promise<void>;
   onMakeGameFromApprovedGdd?: () => Promise<void>;
   designView?: DesignView | null;
-  designFiles?: DesignWorkspaceEntry[];
-  designPreviewPath?: string | null;
-  designPreviewText?: string;
   onDesignApprove?: (requestId: string, approved: boolean) => void;
   onDesignClarify?: (
     question: DesignClarificationRequest,
@@ -117,8 +110,6 @@ type ProjectSupervisorViewProps = RuntimePanelProps & {
   ) => void;
   onDesignRetry?: () => void;
   onDesignMakeGame?: () => void;
-  onDesignOpenFile?: (path: string) => void;
-  onDesignClosePreview?: () => void;
 };
 
 export function ProjectSupervisorView({
@@ -156,15 +147,10 @@ export function ProjectSupervisorView({
   onPlanGddDecision,
   onMakeGameFromApprovedGdd,
   designView = null,
-  designFiles = [],
-  designPreviewPath = null,
-  designPreviewText = '',
   onDesignApprove,
   onDesignClarify,
   onDesignRetry,
   onDesignMakeGame,
-  onDesignOpenFile,
-  onDesignClosePreview,
   ...runtimePanelProps
 }: ProjectSupervisorViewProps) {
   const planningSurfaceActive =
@@ -196,17 +182,12 @@ export function ProjectSupervisorView({
         {designView || onDesignApprove ? (
           <DesignAgentSurface
             view={designView}
-            files={designFiles}
-            previewPath={designPreviewPath}
-            previewText={designPreviewText}
             busy={runtimePanelProps.controlBusy || planGddDecisionBusy}
             error={planGddError}
             onApprove={onDesignApprove ?? (() => undefined)}
             onClarify={onDesignClarify ?? (() => undefined)}
             onRetry={onDesignRetry ?? (() => undefined)}
             onMakeGame={onDesignMakeGame ?? (() => undefined)}
-            onOpenFile={onDesignOpenFile ?? (() => undefined)}
-            onClosePreview={onDesignClosePreview ?? (() => undefined)}
           />
         ) : (
           <PlanGddSurface