diff --git a/e2e/src/pages/HomePage.ts b/e2e/src/pages/HomePage.ts
index 92d3d14..eaf0534 100644
--- a/e2e/src/pages/HomePage.ts
+++ b/e2e/src/pages/HomePage.ts
@@ -6,7 +6,10 @@ export class HomePage extends BasePage {
 
   readonly header: Locator;
   readonly logo: Locator;
-  readonly navigation: Locator;
+  readonly desktopNavigation: Locator;
+  readonly mobileNavigation: Locator;
+  readonly mobileMenuButton: Locator;
+  readonly consultButton: Locator;
   readonly heroSection: Locator;
   readonly servicesSection: Locator;
   readonly productsSection: Locator;
@@ -16,16 +19,16 @@ export class HomePage extends BasePage {
   readonly contactSection: Locator;
   readonly footer: Locator;
 
-  readonly mobileMenuButton: Locator;
-  readonly mobileMenu: Locator;
-
   constructor(page: Page) {
     super(page);
     this.url = '/';
 
     this.header = page.locator('header');
     this.logo = page.locator('header img[alt*="四川睿新致远"]');
-    this.navigation = page.locator('nav[role="navigation"]');
+    this.desktopNavigation = page.locator('[data-testid="desktop-navigation"]');
+    this.mobileNavigation = page.locator('[data-testid="mobile-navigation"]');
+    this.mobileMenuButton = page.locator('[data-testid="mobile-menu-button"]');
+    this.consultButton = page.locator('[data-testid="consult-button"]');
     this.heroSection = page.locator('#home');
     this.servicesSection = page.locator('#services');
     this.productsSection = page.locator('#products');
@@ -34,9 +37,19 @@ export class HomePage extends BasePage {
     this.newsSection = page.locator('#news');
     this.contactSection = page.locator('#contact');
     this.footer = page.locator('footer');
+  }
 
-    this.mobileMenuButton = page.locator('button[aria-label*="菜单"]');
-    this.mobileMenu = page.locator('#mobile-menu');
+  async getNavigationItemCount(): Promise<number> {
+    const isMobile = await this.mobileMenuButton.isVisible();
+    if (isMobile) {
+      await this.mobileMenuButton.click();
+      await this.mobileNavigation.waitFor({ state: 'visible' });
+      const count = await this.mobileNavigation.locator('a').count();
+      await this.mobileMenuButton.click();
+      return count;
+    } else {
+      return await this.desktopNavigation.locator('a').count();
+    }
   }
 
   async goto(): Promise<void> {
@@ -61,25 +74,37 @@ export class HomePage extends BasePage {
   }
 
   async getNavigationItems(): Promise<Locator[]> {
-    return await this.navigation.locator('a').all();
+    const isMobile = await this.mobileMenuButton.isVisible();
+    if (isMobile) {
+      await this.openMobileMenu();
+      return await this.mobileNavigation.locator('a').all();
+    } else {
+      return await this.desktopNavigation.locator('a').all();
+    }
   }
 
   async clickNavigationItem(label: string): Promise<void> {
-    await this.navigation.locator(`a:has-text("${label}")`).click();
+    const isMobile = await this.mobileMenuButton.isVisible();
+    if (isMobile) {
+      await this.openMobileMenu();
+      await this.mobileNavigation.locator(`a:has-text("${label}")`).click();
+    } else {
+      await this.desktopNavigation.locator(`a:has-text("${label}")`).click();
+    }
   }
 
   async openMobileMenu(): Promise<void> {
     await this.mobileMenuButton.waitFor({ state: 'visible', timeout: 5000 });
-    if (!(await this.mobileMenu.isVisible())) {
+    if (!(await this.mobileNavigation.isVisible())) {
       await this.mobileMenuButton.click();
-      await this.mobileMenu.waitFor({ state: 'visible', timeout: 5000 });
+      await this.mobileNavigation.waitFor({ state: 'visible', timeout: 5000 });
     }
   }
 
   async closeMobileMenu(): Promise<void> {
-    if (await this.mobileMenu.isVisible()) {
+    if (await this.mobileNavigation.isVisible()) {
       await this.mobileMenuButton.click();
-      await this.mobileMenu.waitFor({ state: 'hidden', timeout: 5000 });
+      await this.mobileNavigation.waitFor({ state: 'hidden', timeout: 5000 });
     }
   }
 
@@ -167,7 +192,14 @@ export class HomePage extends BasePage {
   }
 
   async getActiveNavigationItem(): Promise<string | null> {
-    const activeItem = this.navigation.locator('a[aria-current="page"]');
+    const isMobile = await this.mobileMenuButton.isVisible();
+    let activeItem;
+    if (isMobile) {
+      await this.openMobileMenu();
+      activeItem = this.mobileNavigation.locator('a[aria-current="page"]');
+    } else {
+      activeItem = this.desktopNavigation.locator('a[aria-current="page"]');
+    }
     if (await activeItem.count() > 0) {
       return await activeItem.textContent();
     }
@@ -175,7 +207,14 @@ export class HomePage extends BasePage {
   }
 
   async isNavigationItemActive(label: string): Promise<boolean> {
-    const item = this.navigation.locator(`a:has-text("${label}")`);
+    const isMobile = await this.mobileMenuButton.isVisible();
+    let item;
+    if (isMobile) {
+      await this.openMobileMenu();
+      item = this.mobileNavigation.locator(`a:has-text("${label}")`);
+    } else {
+      item = this.desktopNavigation.locator(`a:has-text("${label}")`);
+    }
     const ariaCurrent = await item.getAttribute('aria-current');
     return ariaCurrent === 'page';
   }
@@ -247,10 +286,6 @@ export class HomePage extends BasePage {
     return hasShadow;
   }
 
-  async getNavigationItemCount(): Promise<number> {
-    return await this.navigation.locator('a').count();
-  }
-
   async getAllNavigationLabels(): Promise<string[]> {
     const items = await this.getNavigationItems();
     const labels: string[] = [];
@@ -368,10 +403,18 @@ export class HomePage extends BasePage {
     await this.page.setViewportSize(viewport);
     await this.waitForTimeout(500);
 
+    const isMobile = await this.mobileMenuButton.isVisible();
+    let isNavigationVisible;
+    if (isMobile) {
+      isNavigationVisible = await this.mobileMenuButton.isVisible();
+    } else {
+      isNavigationVisible = await this.desktopNavigation.isVisible();
+    }
+
     return {
       isHeaderVisible: await this.header.isVisible(),
       isHeroVisible: await this.heroSection.isVisible(),
-      isNavigationVisible: await this.navigation.isVisible(),
+      isNavigationVisible,
       isFooterVisible: await this.footer.isVisible(),
     };
   }
diff --git a/e2e/src/tests/smoke/home-page.smoke.spec.ts b/e2e/src/tests/smoke/home-page.smoke.spec.ts
index c1f89d7..9ea170e 100644
--- a/e2e/src/tests/smoke/home-page.smoke.spec.ts
+++ b/e2e/src/tests/smoke/home-page.smoke.spec.ts
@@ -26,11 +26,33 @@ test.describe('首页冒烟测试 @smoke', () => {
   });
 
   test('应该显示主导航菜单', async ({ homePage }) => {
-    await expect(homePage.navigation).toBeVisible();
+    const isMobile = await homePage.mobileMenuButton.isVisible();
+    if (isMobile) {
+      await expect(homePage.mobileMenuButton).toBeVisible();
+    } else {
+      await expect(homePage.desktopNavigation).toBeVisible();
+    }
     const navItems = await homePage.getNavigationItemCount();
     expect(navItems).toBeGreaterThan(0);
   });
 
+  test('移动端应该显示导航菜单按钮', async ({ homePage, page }) => {
+    await page.setViewportSize({ width: 375, height: 667 });
+    await expect(homePage.mobileMenuButton).toBeVisible();
+  });
+
+  test('应该显示立即咨询按钮', async ({ homePage }) => {
+    const isMobile = await homePage.mobileMenuButton.isVisible();
+    if (isMobile) {
+      await homePage.mobileMenuButton.click();
+      await expect(homePage.mobileNavigation).toBeVisible();
+      const consultButton = homePage.mobileNavigation.locator('a[href="/contact"]').first();
+      await expect(consultButton).toBeVisible();
+    } else {
+      await expect(homePage.consultButton).toBeVisible();
+    }
+  });
+
   test('应该显示所有主要区块', async ({ homePage }) => {
     await expect(homePage.heroSection).toBeVisible();
     await homePage.scrollToSection('services');
diff --git a/src/components/layout/header.tsx b/src/components/layout/header.tsx
index d02bb20..532e219 100644
--- a/src/components/layout/header.tsx
+++ b/src/components/layout/header.tsx
@@ -165,7 +165,7 @@ function HeaderContent() {
               />
             </Link>
 
-            <nav className="hidden md:flex items-center gap-1" role="navigation" aria-label="主导航">
+            <nav className="hidden md:flex items-center gap-1" role="navigation" aria-label="主导航" data-testid="desktop-navigation">
               {navigationItems.map((item) => (
                 <Link
                   key={item.id}
@@ -200,6 +200,7 @@ function HeaderContent() {
               <Button 
                 size="sm"
                 asChild
+                data-testid="consult-button"
               >
                 <Link href="/contact">立即咨询</Link>
               </Button>
@@ -212,6 +213,7 @@ function HeaderContent() {
               aria-expanded={isOpen}
               aria-controls="mobile-menu"
               aria-label={isOpen ? '关闭菜单' : '打开菜单'}
+              data-testid="mobile-menu-button"
               style={{ minWidth: '44px', minHeight: '44px' }}
             >
               {isOpen ? <X className="w-6 h-6" /> : <Menu className="w-6 h-6" />}
@@ -244,6 +246,7 @@ function HeaderContent() {
               id="mobile-menu"
               role="navigation"
               aria-label="移动端导航"
+              data-testid="mobile-navigation"
             >
               <nav className="container-wide py-6">
                 {navigationItems.map((item, index) => (