diff --git a/apps/ai-game-creator-shell/src/components/game-distribution/GameDistributionPublishFormView.tsx b/apps/ai-game-creator-shell/src/components/game-distribution/GameDistributionPublishFormView.tsx
index 680203c86..077341612 100644
--- a/apps/ai-game-creator-shell/src/components/game-distribution/GameDistributionPublishFormView.tsx
+++ b/apps/ai-game-creator-shell/src/components/game-distribution/GameDistributionPublishFormView.tsx
@@ -40,6 +40,7 @@ export function GameDistributionPublishFormView({
     setCategory,
     busy,
     error,
+    clearError,
     result,
     cover,
     setCover,
@@ -77,7 +78,10 @@ export function GameDistributionPublishFormView({
           <input
             value={title}
             maxLength={40}
-            onChange={(event) => setTitle(event.target.value)}
+            onChange={(event) => {
+              setTitle(event.target.value);
+              clearError();
+            }}
           />
         </label>
         <label>
@@ -89,6 +93,7 @@ export function GameDistributionPublishFormView({
             onChange={(event) => {
               summaryTouchedRef.current = true;
               setSummary(event.target.value);
+              clearError();
             }}
           />
         </label>
@@ -389,9 +394,7 @@ export function GameDistributionPublishFormView({
                 generatingCover ||
                 screenshotsUploading ||
                 Boolean(uploadingLabel) ||
-                Boolean(packaging) ||
-                !title.trim() ||
-                !summary.trim()
+                Boolean(packaging)
               }
               onClick={() => void handlePackageAndPublish()}
               className="inline-flex w-full items-center justify-center gap-2 rounded-xl border border-[#c7653d] bg-[#c7653d] px-6 py-4 text-lg font-bold tracking-wide text-white shadow-md transition enabled:hover:bg-[#b4562f] disabled:cursor-not-allowed disabled:opacity-45"
diff --git a/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts b/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts
index 2c9090b31..aa0387c38 100644
--- a/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts
+++ b/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts
@@ -218,10 +218,8 @@ export function useGameDistributionPublishForm({
     const currentManifest = manifestRef.current;
     if (!currentManifest) return;
     const fallbackSummary = (
-      currentManifest.goal ?? '由陶泥儿创作的可在线游玩游戏'
-    )
-      .trim()
-      .slice(0, 120);
+      currentManifest.goal?.trim() || '由陶泥儿创作的可在线游玩游戏'
+    ).slice(0, 120);
     setTitle(currentManifest.name.trim());
     setSummary(fallbackSummary);
     setCategory('其他');
@@ -491,6 +489,27 @@ export function useGameDistributionPublishForm({
     if (screenshotInputRef.current) screenshotInputRef.current.value = '';
   }
 
+  /**
+   * 提交前的本地门禁。按钮不因为表单没填好就变灰（同小红书「打包」）：点下去当场校验、
+   * 当场给可读错误。封面与在途上传都在这一刻判定，不再把「能不能点」的判断推给用户。
+   */
+  function resolvePublishFormError(): string {
+    if (!title.trim()) return '请先填写游戏名称';
+    if (!summary.trim()) return '请先填写一句话简介';
+    if (
+      uploadingLabel ||
+      screenshots.some((item) => item.status === 'uploading')
+    ) {
+      return '素材还在上传中，请稍候再发布';
+    }
+    return '';
+  }
+
+  /** 用户一改字段就把上一次的校验错误收起来，别让已经修好的字段继续挂着红字。 */
+  function clearError() {
+    setError('');
+  }
+
   /** 真正提交发布：包由调用方传入，不依赖 prop 更新时机。 */
   async function submitPackage(pkg: LocalProjectExportPackageResult) {
     if (!projectPath.trim()) {
@@ -510,11 +529,9 @@ export function useGameDistributionPublishForm({
       setError('请先选择游戏封面（JPG/PNG/WebP）');
       return;
     }
-    if (
-      uploadingLabel ||
-      screenshots.some((item) => item.status === 'uploading')
-    ) {
-      setError('素材还在上传中，请稍候再发布');
+    const formError = resolvePublishFormError();
+    if (formError) {
+      setError(formError);
       return;
     }
     setBusy(true);
@@ -565,9 +582,18 @@ export function useGameDistributionPublishForm({
    * 内联主行动：一次点击完成「打包 → 发布」。
    *
    * 顺序沿用旧入口的「点击即构建打包」：先按需构建试玩包（进度 / 阻断由父层弹窗承载），
-   * 打包成功后再走提交前的表单门禁（封面、必填项、在途上传），失败只把错误留在表单里。
+   * 打包成功后再走提交前的表单门禁，失败只把错误留在表单里。文案必填项在打包之前就拦，
+   * 免得为了一份注定提交不了的资料白跑一次构建；封面 / 在途上传留到打包成功后判定。
    */
   async function handlePackageAndPublish() {
+    if (!title.trim()) {
+      setError('请先填写游戏名称');
+      return;
+    }
+    if (!summary.trim()) {
+      setError('请先填写一句话简介');
+      return;
+    }
     let pkg = packageResult;
     if (!pkg) {
       if (!onEnsurePackage) {
@@ -599,6 +625,7 @@ export function useGameDistributionPublishForm({
     setCategory,
     busy,
     error,
+    clearError,
     result,
     cover,
     setCover,
diff --git a/apps/ai-game-creator-shell/tests/gamePublishFeedback.test.tsx b/apps/ai-game-creator-shell/tests/gamePublishFeedback.test.tsx
index f7192fba6..350e5a482 100644
--- a/apps/ai-game-creator-shell/tests/gamePublishFeedback.test.tsx
+++ b/apps/ai-game-creator-shell/tests/gamePublishFeedback.test.tsx
@@ -295,4 +295,24 @@ describe('客户端发布入口的可见反馈', () => {
     expect(screen.queryByText('project.export_package')).toBeNull();
     expect(screen.queryByText('导出试玩包需要确认，确认后继续。')).toBeNull();
   });
+
+  it('项目还没起名时「打包并发布」不变灰，点击后给出可读的必填提示', async () => {
+    const exportPackage = vi.fn(createExportPackageResult);
+    const manifest: GameCreationAppManifest = {
+      ...createFixtureManifest(),
+      name: '',
+      goal: '',
+    };
+    installTauri({ exportPackage, manifest });
+    renderPublishProject(manifest);
+
+    const publish = await openTaonierPublishEntry();
+    expect(publish).toHaveProperty('disabled', false);
+
+    fireEvent.click(publish);
+
+    // 按钮始终可点，校验在前端当场给出；必填文案不通过时不为一次注定失败的发布白跑构建。
+    expect(await screen.findByText('请先填写游戏名称')).not.toBeNull();
+    expect(exportPackage).not.toHaveBeenCalled();
+  });
 });