diff --git a/apps/ai-game-creator-shell/src/components/WindowChrome.tsx b/apps/ai-game-creator-shell/src/components/WindowChrome.tsx
index 948cf54a0..70f9eb496 100644
--- a/apps/ai-game-creator-shell/src/components/WindowChrome.tsx
+++ b/apps/ai-game-creator-shell/src/components/WindowChrome.tsx
@@ -8,9 +8,9 @@ import { subscribeTauriEvent } from '../services/tauriEventSubscription';
 import { AppUpdateNotice } from './AppUpdateNotice';
 import {
   WINDOW_CHROME_DEFAULT_TITLE,
+  type WindowChromeActiveProjectRuns,
   WindowChromeContext,
   type WindowChromeContextValue,
-  type WindowChromeActiveProjectRuns,
 } from './windowChromeContext';
 
 type WindowChromeProps = {
diff --git a/apps/ai-game-creator-shell/src/view/home/index.tsx b/apps/ai-game-creator-shell/src/view/home/index.tsx
index 4310caee6..16236d779 100644
--- a/apps/ai-game-creator-shell/src/view/home/index.tsx
+++ b/apps/ai-game-creator-shell/src/view/home/index.tsx
@@ -4,7 +4,6 @@ import {
   FolderKanban,
   FolderOpen,
   Gamepad2,
-  Image,
   Loader2,
   type LucideIcon,
   Sparkles,
@@ -50,13 +49,6 @@ const HOME_CREATION_TYPE_ITEMS: readonly HomeCreationTypeItem[] = [
     emptyPrompt: '请输入游戏灵感或上传参考素材',
     icon: Gamepad2,
   },
-  {
-    creationType: 'art',
-    label: '做素材',
-    placeholder: '今天想做什么样的美术素材',
-    emptyPrompt: '请输入素材需求或上传参考图',
-    icon: Image,
-  },
   {
     creationType: 'doc',
     label: '做方案',
@@ -66,7 +58,7 @@ const HOME_CREATION_TYPE_ITEMS: readonly HomeCreationTypeItem[] = [
   },
 ];
 
-// 首页只在做游戏与做方案之间分叉：做素材已被 master 并进直连构建，与做游戏同链，
+// 首页只保留做游戏与做方案两个入口；素材生成在项目内按实际工作流触发。
 export type HomeProjectRow = {
   path: string;
   name: string;
@@ -149,13 +141,15 @@ export default function HomeView({
   const [planningCompletionEnabled, setPlanningCompletionEnabled] =
     useState(false);
   const homeCreationBusyRef = useRef(false);
+  const effectiveCreationType =
+    homeCreationType === 'art' ? 'game' : homeCreationType;
   const activeCreationType =
     HOME_CREATION_TYPE_ITEMS.find(
-      (item) => item.creationType === homeCreationType,
+      (item) => item.creationType === effectiveCreationType,
     ) ?? HOME_CREATION_TYPE_ITEMS[0]!;
-  // 做方案始终走立项策划链路；做游戏勾选“策划补全”时复用该链路，做素材保持直接开建。
+  // 做方案始终走立项策划链路；做游戏勾选“策划补全”时复用该链路。
   const startMode = resolveHomeStartMode(
-    homeCreationType,
+    effectiveCreationType,
     planningCompletionEnabled,
   );
 
@@ -166,7 +160,7 @@ export default function HomeView({
     const referencedAttachments = richTextToAttachments(homeRichText);
     const prompt = richTextToPrompt(homeRichText);
     if (!prompt && referencedAttachments.length === 0) {
-      if (homeCreationType !== 'doc') {
+      if (effectiveCreationType !== 'doc') {
         onStatusChange(activeCreationType.emptyPrompt);
       }
       return;
@@ -177,7 +171,7 @@ export default function HomeView({
       onStatusChange(
         await onCreateDraftAutomatically(
           {
-            creationType: homeCreationType,
+            creationType: effectiveCreationType,
             prompt,
             attachments: referencedAttachments,
           },
@@ -274,7 +268,7 @@ export default function HomeView({
             <div className="grid grid-cols-[1fr_auto] items-center gap-2.5 text-[12px] text-(--platform-text-soft)">
               <div className="flex min-w-0 items-center gap-3">
                 <UploadButton />
-                {homeCreationType === 'game' ? (
+                {effectiveCreationType === 'game' ? (
                   <label className="inline-flex cursor-pointer items-center gap-1.5 whitespace-nowrap">
                     <input
                       type="checkbox"
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 5134df416..3f85f6e31 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
@@ -156,7 +156,6 @@ import {
   resolveResourceCanvasFocusEscapeActive,
 } from '../../features/resource-canvas/resourceCanvasFocusModel';
 import {
-  isResourceCanvasGenerationAvailable,
   type ResourceCanvasGenerationKind,
   resourceCanvasGenerationOption,
   resourceCanvasGenerationSourceId,
@@ -7441,12 +7440,6 @@ export default function ProjectDevelopmentView({
     RESOURCE_CHARACTER_ANIMATION_RESOLUTION,
     RESOURCE_CHARACTER_ANIMATION_DURATION_SECONDS,
   );
-  // 没有客户端 invoke 桥或项目还没就绪时不渲染生成入口，避免留下点了没反应的按钮。
-  const resourceGenerationAvailable = isResourceCanvasGenerationAvailable({
-    hasRuntimeInvoke: Boolean(window.__TAURI__?.core?.invoke),
-    projectPath,
-    projectId: manifest.projectId,
-  });
   /**
    * 栏目画布底部工具栏的渲染判据：只在栏目页 `child` 且命中矩阵里的四个栏目时成立。
    *
@@ -7680,27 +7673,9 @@ export default function ProjectDevelopmentView({
                     <FolderTree size={15} aria-hidden="true" />
                     资源面板
                   </button>
-                  {resourceGenerationAvailable ? (
-                    <button
-                      type="button"
-                      className="game-workbench-resource-panel-button"
-                      aria-haspopup="dialog"
-                      aria-expanded={resourceGenerationOpen}
-                      onClick={() =>
-                        setResourceGenerationDraft({
-                          initialKind: 'video',
-                          kinds: ['video'],
-                        })
-                      }
-                    >
-                      <Sparkles size={15} aria-hidden="true" />
-                      生成素材
-                    </button>
-                  ) : null}
                   {/*
-                  {/*
-                    「整理画布」是一枚资源动作，不是第三种排列方式：它排在「生成素材」之后、
-                    「管理未完成编辑」之前，与其他资源动作同类相邻，并留在
+                    「整理画布」是一枚资源动作，不是第三种排列方式：它与其他资源动作相邻，
+                    并留在
                     `game-workbench-view-actions` 动作区里——外观直接复用该容器既有的动作按钮
                     样式（有边圆角 + secondary 填充），与分段 pill 的模式切换一眼可分；因此不
                     新增任何 CSS。**不要放到这一行的行尾**：行尾会被读成“针对整个工具条”的动作。
diff --git a/apps/ai-game-creator-shell/tests/appSurface/home.suite.ts b/apps/ai-game-creator-shell/tests/appSurface/home.suite.ts
index 6eb1cb305..4582aa3d2 100644
--- a/apps/ai-game-creator-shell/tests/appSurface/home.suite.ts
+++ b/apps/ai-game-creator-shell/tests/appSurface/home.suite.ts
@@ -1498,14 +1498,11 @@ export function registerHomeProjectCreationTests() {
     const gameType = within(creationTypes).getByRole('button', {
       name: '做游戏',
     });
-    const artType = within(creationTypes).getByRole('button', {
-      name: '做素材',
-    });
     const documentType = within(creationTypes).getByRole('button', {
       name: '做方案',
     });
     expect(gameType.getAttribute('aria-pressed')).toBe('true');
-    expect(artType.getAttribute('aria-pressed')).toBe('false');
+    expect(within(creationTypes).queryByRole('button', { name: '做素材' })).toBeNull();
     expect(documentType.getAttribute('aria-pressed')).toBe('false');
     expect(screen.getByText('你的游戏创作管家')).not.toBeNull();
     expect(screen.getAllByText('今天想把什么灵感做成游戏')).toHaveLength(1);
@@ -1519,11 +1516,10 @@ export function registerHomeProjectCreationTests() {
     expect(invoke).not.toHaveBeenCalledWith(
       'create_automatic_local_game_project',
     );
-    fireEvent.click(artType);
-    expect(gameType.getAttribute('aria-pressed')).toBe('false');
-    expect(artType.getAttribute('aria-pressed')).toBe('true');
+    fireEvent.click(gameType);
+    expect(gameType.getAttribute('aria-pressed')).toBe('true');
     expect(screen.getByText('你的游戏创作管家')).not.toBeNull();
-    expect(screen.getAllByText('今天想做什么样的美术素材')).toHaveLength(1);
+    expect(screen.getAllByText('今天想把什么灵感做成游戏')).toHaveLength(1);
 
     const promptInput = screen.getByLabelText('创作想法');
     nativeClipboardMock.text = '你好，今天多少号';
@@ -1562,7 +1558,7 @@ export function registerHomeProjectCreationTests() {
     expect(invoke).toHaveBeenCalledWith('chat_with_game_creator_direct_codex', {
       projectPath: automaticProjectPath,
       prompt: '你好，今天多少号',
-      creationType: 'art',
+      creationType: 'game',
       clientTurnId: expect.any(String),
       userItem: {
         id: expect.stringMatching(/^direct-codex:[A-Za-z0-9-]+:user$/),
diff --git a/apps/ai-game-creator-shell/tests/projectResourceLiveIntegration.test.tsx b/apps/ai-game-creator-shell/tests/projectResourceLiveIntegration.test.tsx
index 726e6bedd..48938bee7 100644
--- a/apps/ai-game-creator-shell/tests/projectResourceLiveIntegration.test.tsx
+++ b/apps/ai-game-creator-shell/tests/projectResourceLiveIntegration.test.tsx
@@ -1109,49 +1109,11 @@ describe('project resource live canvas integration', () => {
     expect(readViewport()).not.toBe(viewportBefore);
   });
 
-  it('creates a brand new media asset from the canvas generation entry with a create-mode derive request', async () => {
-    const { deriveCalls } = installTauri({ failFirstDerive: true });
+  it('does not expose a top-level canvas generation entry', async () => {
+    installTauri();
     render(<DerivedWorkbench />);
 
-    fireEvent.click(await screen.findByRole('button', { name: '生成素材' }));
-    // 「生成素材」入口只保留视频：音频入口已由栏目画布底部工具栏承载。
-    const panel = await screen.findByRole('dialog', { name: '生成视频' });
-    fireEvent.change(within(panel).getByLabelText('生成提示词'), {
-      target: { value: '一段片头动画，镜头缓慢推进' },
-    });
-    fireEvent.click(within(panel).getByRole('button', { name: '生成视频' }));
-    expect(await within(panel).findByRole('alert')).not.toBeNull();
-    fireEvent.click(
-      within(panel).getByRole('button', { name: '使用原请求重试' }),
-    );
-
-    await waitFor(() => expect(deriveCalls).toHaveLength(2));
-    const operationId = String(deriveCalls[0]?.operationId);
-    expect(deriveCalls[0]).toMatchObject({
-      projectPath,
-      expectedProjectId: 'live-canvas-project',
-      editKind: 'video',
-      generationMode: 'create',
-      sourceResourceId: `create:${operationId}`,
-      sourceAssetId: null,
-      sourcePath: null,
-      sourceMediaType: 'video/mp4',
-      sourceSubtype: null,
-      producerTaskId: null,
-      sourceVersionId: null,
-      prompt: '一段片头动画，镜头缓慢推进',
-      assetName: '新视频',
-    });
-    expect(deriveCalls[0]).not.toHaveProperty('accessToken');
-    expect(deriveCalls[1]?.operationId).toBe(operationId);
-    expect(deriveCalls[1]?.idempotencyKey).toBe(deriveCalls[0]?.idempotencyKey);
-    expect(screen.queryByRole('dialog', { name: '生成视频' })).toBeNull();
-    // 产出物是新素材：画布定位并选中新卡片。
-    expect(
-      (await findResourceSelectButton(`${operationId}-rules.md`)).getAttribute(
-        'aria-pressed',
-      ),
-    ).toBe('true');
+    expect(screen.queryByRole('button', { name: '生成素材' })).toBeNull();
   });
 
   it('keeps the search condition, offers an explicit clear-and-locate, then locates the new asset', async () => {
diff --git a/apps/ai-game-creator-shell/tests/resourceCanvasManualLayout.test.tsx b/apps/ai-game-creator-shell/tests/resourceCanvasManualLayout.test.tsx
index 4e92d37dc..49b9c3dfa 100644
--- a/apps/ai-game-creator-shell/tests/resourceCanvasManualLayout.test.tsx
+++ b/apps/ai-game-creator-shell/tests/resourceCanvasManualLayout.test.tsx
@@ -790,8 +790,7 @@ describe('资源画布手动重排口径', () => {
     const actionsRow = rederiveButton.closest('.game-workbench-view-actions');
     expect(actionsRow).not.toBeNull();
 
-    // 位置：不再是这一行的最后一个按钮（行尾会被读成"针对整个工具条"的动作），
-    // 紧跟「生成素材」，并且在排序组左侧。
+    // 位置：整理画布仍在排序组左侧，不会被读成排列方式的一部分。
     const rowButtons = Array.from(actionsRow!.querySelectorAll('button'));
     expect(rowButtons.at(-1)).not.toBe(rederiveButton);
     const rederiveIndex = rowButtons.indexOf(rederiveButton);
@@ -801,9 +800,6 @@ describe('资源画布手动重排口径', () => {
     expect(rederiveIndex).toBeGreaterThanOrEqual(0);
     expect(sortGroupIndex).toBeGreaterThanOrEqual(0);
     expect(rederiveIndex).toBeLessThan(sortGroupIndex);
-    expect(rederiveButton.previousElementSibling).toBe(
-      screen.getByRole('button', { name: '生成素材' }),
-    );
 
     // 语义没变：可点性只跟布局就绪绑定，布局读完后它就是可点的。
     await waitFor(() =>
diff --git a/docs/prd/【AI游戏创作】项目开发工作台PRD-2026-07-20.md b/docs/prd/【AI游戏创作】项目开发工作台PRD-2026-07-20.md
index 82a2e9335..feb480ae6 100644
--- a/docs/prd/【AI游戏创作】项目开发工作台PRD-2026-07-20.md
+++ b/docs/prd/【AI游戏创作】项目开发工作台PRD-2026-07-20.md
@@ -115,6 +115,8 @@
 
 2026-09-16：客户端标题栏账户资产条在传入兑换能力时直接显示“兑换码”按钮；兑换弹窗和账号生命周期校验继续复用现有实现。
 
+2026-09-16：客户端首页移除“做素材”创作类型，项目工作台顶部移除“生成素材”按钮；素材生成继续由项目内实际资源工作流入口承载。
+
 - 项目工作台继续保留左侧平台导航、中央主视窗、右侧 Project Supervisor 和底部专业 Agent 状态栏四区结构；主站图片编辑器只作为视觉语言和共享画布组件的事实源，不把其素材库侧栏、账号业务或云端项目外壳整体搬入客户端。
 - 平台主题事实源固定为 `packages/shared/src/theme.css`。画布通用 chrome 固定落在 `@genarrative/image-canvas-react`，主站与 Tauri 必须直接 import 同一组件和作用域样式；客户端不得复制 `src/components/image-editor/`，也不得导入主站完整 `src/index.css`。
 - 第一批共享 chrome 固定覆盖画布动作按钮、工具栏、工具分组和分隔符。按钮的默认、悬停、键盘焦点、选中、禁用和主次色语义由共享层表达；宿主只提供图标、文案、事件与业务禁用条件。