fix: resolve test failures and improve test stability

- Fix navigation menu display and click issues
- Fix scroll to top/bottom test failures
- Fix section display tests by removing non-existent contact section
- Add data-testid attributes for better test reliability
- Optimize test expectations for scroll behavior
- Add contact page layout for metadata export
- Update section components with proper ARIA attributes

src/app/(marketing)/contact/layout.tsx

@@ -0,0 +1,8 @@
+export const metadata = {
+  title: '联系我们 - 四川睿新致远科技有限公司',
+  description: '无论您有任何问题或合作意向，我们都很乐意与您交流',
+};
+
+export default function ContactLayout({ children }: { children: React.ReactNode }) {
+  return children;
+}

src/app/(marketing)/contact/page.tsx

@@ -225,7 +225,7 @@ export default function ContactPage() {
                   <h4 className="text-sm font-medium text-[#1C1C1C]">工作时间</h4>
                 </div>
                 <div className="space-y-1">
-                  <div className="flex justify-between text-sm">
+                  <div className="flex justify-between text-sm" data-testid="work-hours-row">
                     <span className="text-[#5C5C5C]">周一至周五</span>
                     <span className="text-[#C41E3A]">9:00 - 18:00</span>
                   </div>