继续收口账号空态与运行态动作按钮

账号安全面板空态统一复用 PlatformEmptyState
登录入口不可用提示改为复用 PlatformEmptyState
RPG运行态底部与覆盖层动作统一委托 PlatformActionButton
背包工坊按钮回到共享 success tone
更新 PlatformUiKit 收口文档与团队决策记录

src/components/auth/AccountModal.test.tsx

@@ -434,6 +434,33 @@ test('legacy nested section requests now open the merged account panel', () => {
   expect(within(accountDialog).getByText('操作记录')).toBeTruthy();
 });
 
+test('account panel empty shells reuse PlatformEmptyState subpanel chrome', async () => {
+  const user = userEvent.setup();
+
+  renderAccountModal();
+
+  await user.click(screen.getByRole('button', { name: /账号与安全/ }));
+
+  const accountDialog = screen.getByRole('dialog', { name: '账号信息' });
+  const emptyStateMessages = [
+    '当前没有生效中的安全限制。',
+    '暂无可展示的登录设备。',
+    '暂无账号操作记录。',
+  ];
+
+  for (const message of emptyStateMessages) {
+    const shell = findNearestClassName(
+      within(accountDialog).getByText(message),
+      'platform-empty-state',
+    );
+
+    expect(shell?.className).toContain('rounded-[1rem]');
+    expect(shell?.className).toContain('bg-white/74');
+    expect(shell?.className).toContain('px-4');
+    expect(shell?.className).toContain('py-3');
+  }
+});
+
 test('current merged session group hides kick action and shows count', async () => {
   const user = userEvent.setup();