收口模板确认面板行内字段标签

新增 PlatformFieldLabel inlineForm 变体承接行内表单标题
模板确认弹层“关卡数”标题改为复用 PlatformFieldLabel
补充组件测试、收口计划文档和 Hermes 决策记录

src/components/creative-agent/CreativeAgentTemplateConfirmPanel.test.tsx

@@ -46,6 +46,9 @@ test('shows cost range and opens an independent adjustment dialog', () => {
   fireEvent.click(within(confirmDialog).getByRole('button', { name: /调整/u }));
   const adjustDialog = screen.getByRole('dialog', { name: '调整拼图模板' });
   expect(adjustDialog.parentElement).not.toBe(confirmDialog);
+  expect(within(adjustDialog).getByText('关卡数').className).toContain(
+    'inline-flex',
+  );
 
   fireEvent.click(within(adjustDialog).getByRole('button', { name: '多关卡' }));
   const levelCountInput = within(adjustDialog).getByLabelText('计划关卡数');

src/components/creative-agent/CreativeAgentTemplateConfirmPanel.tsx

@@ -5,6 +5,7 @@ import { createPortal } from 'react-dom';
 import type { PuzzleCreativeTemplateSelection } from '../../../packages/shared/src/contracts/puzzleCreativeTemplate';
 import { useAuthUi } from '../auth/AuthUiContext';
 import { PlatformActionButton } from '../common/PlatformActionButton';
+import { PlatformFieldLabel } from '../common/PlatformFieldLabel';
 import { PlatformIconBadge } from '../common/PlatformIconBadge';
 import { PlatformMediaFrame } from '../common/PlatformMediaFrame';
 import { PlatformModalCloseButton } from '../common/PlatformModalCloseButton';
@@ -238,9 +239,9 @@ export function CreativeAgentTemplateConfirmPanel({
             />
 
             <label className="flex min-h-11 items-center gap-3">
-              <span className="shrink-0 text-sm font-bold text-[var(--platform-text-base)]">
+              <PlatformFieldLabel variant="inlineForm" className="shrink-0">
                 关卡数
-              </span>
+              </PlatformFieldLabel>
               <PlatformTextField
                 type="number"
                 min={levelCountBounds.min}