diff --git a/src/components/Navbars/HomeNavbar.js b/src/components/Navbars/HomeNavbar.js
index 05f07933..5fda71d9 100644
--- a/src/components/Navbars/HomeNavbar.js
+++ b/src/components/Navbars/HomeNavbar.js
@@ -44,7 +44,7 @@ import { useSubscription } from '../../hooks/useSubscription';
 import { DesktopUserMenu, TabletUserMenu } from './components/UserMenu';
 
 // Phase 4 优化: 提取的导航菜单组件
-import { DesktopNav, PersonalCenterMenu } from './components/Navigation';
+import { DesktopNav, MoreMenu, PersonalCenterMenu } from './components/Navigation';
 
 // Phase 5 优化: 提取的移动端抽屉菜单组件
 import { MobileDrawer } from './components/MobileDrawer';
@@ -67,6 +67,7 @@ export default function HomeNavbar() {
     const { isOpen, onOpen, onClose } = useDisclosure();
     const navigate = useNavigate();
     const isMobile = useBreakpointValue({ base: true, md: false });
+    const isTablet = useBreakpointValue({ base: false, md: true, lg: false });
     const isDesktop = useBreakpointValue({ base: false, md: false, lg: true });
     const { user, isAuthenticated, logout, isLoading } = useAuth();
     const { openAuthModal } = useAuthModal();
@@ -177,6 +178,8 @@ export default function HomeNavbar() {
                             isAuthenticated={isAuthenticated}
                             user={user}
                             isDesktop={isDesktop}
+                            isTablet={isTablet}
+                            isMobile={isMobile}
                             onMenuOpen={onOpen}
                             handleLogout={handleLogout}
                             watchlistQuotes={watchlistQuotes}
diff --git a/src/components/Navbars/components/NavbarActions/index.js b/src/components/Navbars/components/NavbarActions/index.js
index 7ca5b3c0..1680ea64 100644
--- a/src/components/Navbars/components/NavbarActions/index.js
+++ b/src/components/Navbars/components/NavbarActions/index.js
@@ -2,14 +2,14 @@
 // Navbar 右侧功能区组件
 
 import React, { memo } from 'react';
-import { HStack, Spinner, IconButton } from '@chakra-ui/react';
+import { HStack, Spinner, IconButton, Box } from '@chakra-ui/react';
 import { HamburgerIcon } from '@chakra-ui/icons';
 import ThemeToggleButton from '../ThemeToggleButton';
 import LoginButton from '../LoginButton';
 import CalendarButton from '../CalendarButton';
 import { WatchlistMenu, FollowingEventsMenu } from '../FeatureMenus';
 import { DesktopUserMenu, TabletUserMenu } from '../UserMenu';
-import { PersonalCenterMenu } from '../Navigation';
+import { PersonalCenterMenu, MoreMenu } from '../Navigation';
 
 /**
  * Navbar 右侧功能区组件
@@ -20,8 +20,9 @@ import { PersonalCenterMenu } from '../Navigation';
  * @param {boolean} props.isAuthenticated - 是否已登录
  * @param {Object} props.user - 用户对象
  * @param {boolean} props.isDesktop - 是否为桌面端
+ * @param {boolean} props.isTablet - 是否为平板端
  * @param {boolean} props.isMobile - 是否为移动端
- * @param {Function} props.onMenuOpen - 打开移动端菜单的回调
+ * @param {Function} props.onMenuOpen - 打开移动端抽屉菜单的回调
  * @param {Function} props.handleLogout - 登出回调
  * @param {Array} props.watchlistQuotes - 自选股数据（用于 TabletUserMenu）
  * @param {Array} props.followingEvents - 关注事件数据（用于 TabletUserMenu）
@@ -31,6 +32,7 @@ const NavbarActions = memo(({
     isAuthenticated,
     user,
     isDesktop,
+    isTablet,
     isMobile,
     onMenuOpen,
     handleLogout,
@@ -69,8 +71,15 @@ const NavbarActions = memo(({
                         />
                     )}
 
-                    {/* 移动端汉堡菜单 - 在头像右侧 */}
-                    {isMobile && (
+                    {/* 头像右侧的菜单 - 响应式（互斥逻辑，确保只渲染一个） */}
+                    {isDesktop ? (
+                        // 桌面端：个人中心下拉菜单
+                        <PersonalCenterMenu user={user} handleLogout={handleLogout} />
+                    ) : isTablet ? (
+                        // 平板端：MoreMenu 下拉菜单
+                        <MoreMenu isAuthenticated={isAuthenticated} user={user} />
+                    ) : (
+                        // 移动端：汉堡菜单（打开抽屉）
                         <IconButton
                             icon={<HamburgerIcon />}
                             variant="ghost"
@@ -79,28 +88,10 @@ const NavbarActions = memo(({
                             size="md"
                         />
                     )}
-
-                    {/* 个人中心下拉菜单 - 仅大屏显示 */}
-                    {isDesktop && (
-                        <PersonalCenterMenu user={user} handleLogout={handleLogout} />
-                    )}
                 </HStack>
             ) : (
-                // 未登录状态 - 登录按钮 + 汉堡菜单
-                <HStack spacing={{ base: 2, md: 4 }}>
-                    <LoginButton />
-
-                    {/* 移动端汉堡菜单 - 未登录时也显示 */}
-                    {isMobile && (
-                        <IconButton
-                            icon={<HamburgerIcon />}
-                            variant="ghost"
-                            onClick={onMenuOpen}
-                            aria-label="打开菜单"
-                            size="md"
-                        />
-                    )}
-                </HStack>
+                // 未登录状态 - 仅显示登录按钮
+                <LoginButton />
             )}
         </HStack>
     );