diff --git a/dashboard/src2/App.vue b/dashboard/src2/App.vue
index bfcb68d..f58d532 100644
--- a/dashboard/src2/App.vue
+++ b/dashboard/src2/App.vue
@@ -2,27 +2,53 @@
 	<n-config-provider :theme-overrides="themeOverrides" class="h-full">
 		<div class="relative flex h-full flex-col">
 			<n-layout class="h-full" has-sider>
+			<!-- 移动端遮罩层 -->
+			<div
+				v-if="isMobile && !sidebarCollapsed && !isSignupFlow && !isHideSidebar && session.user"
+				class="mobile-overlay"
+				@click="sidebarCollapsed = true"
+			></div>
+			
 			<n-layout-sider
-				v-if="!isSignupFlow && !$isMobile && !isHideSidebar && $session.user"
+				v-if="!isSignupFlow && !isHideSidebar && session.user"
 				bordered
 				collapse-mode="width"
 				:collapsed-width="64"
 				:width="240"
 				v-model:collapsed="sidebarCollapsed"
-				:show-trigger="true"
+				:show-trigger="!isMobile"
 				:responsive="true"
 				:breakpoint="768"
 				class="app-sidebar-sider"
 				@collapse="sidebarCollapsed = true"
 				@expand="sidebarCollapsed = false"
 			>
-				<AppSidebar :collapsed="sidebarCollapsed" />
+				<AppSidebar :collapsed="sidebarCollapsed" @menu-select="handleMenuSelect" />
 			</n-layout-sider>
 			<n-layout class="h-full">
+				<!-- 移动端顶部导航栏 -->
+				<div
+					v-if="isMobile && !isSignupFlow && !isHideSidebar && session.user"
+					class="mobile-header"
+				>
+					<div class="mobile-header-content">
+						<JLogo class="mobile-logo" />
+						<div class="mobile-user-info">
+							{{ teamUserText }}
+						</div>
+						<n-button
+							quaternary
+							circle
+							@click="sidebarCollapsed = false"
+							class="mobile-menu-button"
+						>
+							<template #icon>
+								<n-icon><MenuIcon /></n-icon>
+							</template>
+						</n-button>
+					</div>
+				</div>
 				<div class="w-full h-full overflow-auto" id="scrollContainer">
-					<MobileNav
-						v-if="!isSignupFlow && $isMobile && !isHideSidebar && $session.user"
-					/>
 					<div
 						v-if="
 							!isSignupFlow &&
@@ -47,20 +73,19 @@
 </template>
 
 <script setup>
-import { defineAsyncComponent, computed, watch, ref, provide, onMounted } from 'vue';
-import { NLayout, NLayoutSider, NConfigProvider } from 'naive-ui';
+import { defineAsyncComponent, computed, watch, ref, provide, onMounted, onUnmounted } from 'vue';
+import { NLayout, NLayoutSider, NConfigProvider, NButton, NIcon } from 'naive-ui';
 import { Toaster } from 'vue-sonner';
 import { dialogs } from './utils/components';
 import { useRoute } from 'vue-router';
 import { getTeam } from './data/team';
 import { session } from './data/session.js';
+import JLogo from '@/components/icons/JLogo.vue';
+import MenuIcon from '~icons/lucide/menu';
 
 const AppSidebar = defineAsyncComponent(
 	() => import('./components/AppSidebar.vue'),
 );
-const MobileNav = defineAsyncComponent(
-	() => import('./components/MobileNav.vue'),
-);
 
 const route = useRoute();
 const team = getTeam();
@@ -72,7 +97,6 @@ const themeOverrides = {
 		textColor: '#4a5568',
 		padding: '6px 12px',
 		borderRadius: '8px',
-		boxShadow: '0 2px 8px rgba(0, 0, 0, 0.08)',
 	},
 	Menu: {
 		// 使用主题系统配置菜单样式，减少深度选择器
@@ -94,20 +118,47 @@ const themeOverrides = {
 	},
 };
 
+// 移动端检测
+const isMobile = ref(false);
+
 // 侧边栏折叠状态
 const sidebarCollapsed = ref(false);
 
+// 团队用户文本（用于移动端显示）
+const teamUserText = computed(() => {
+	if (team?.get?.loading) {
+		return '加载中...';
+	}
+	return team?.pg?.user || '';
+});
+
 // 响应式：在移动端默认折叠
+const checkMobile = () => {
+	const wasMobile = isMobile.value;
+	isMobile.value = window.innerWidth < 768;
+	
+	// 切换到移动端时自动折叠
+	if (!wasMobile && isMobile.value) {
+		sidebarCollapsed.value = true;
+	}
+};
+
 onMounted(() => {
-	const checkMobile = () => {
-		if (window.innerWidth < 768) {
-			sidebarCollapsed.value = true;
-		}
-	};
 	checkMobile();
 	window.addEventListener('resize', checkMobile);
 });
 
+onUnmounted(() => {
+	window.removeEventListener('resize', checkMobile);
+});
+
+// 处理菜单选择 - 移动端自动关闭侧边栏
+const handleMenuSelect = () => {
+	if (isMobile.value) {
+		sidebarCollapsed.value = true;
+	}
+};
+
 const isHideSidebar = computed(() => {
 	const alwaysHideSidebarRoutes = [
 		'Site Login',
@@ -159,23 +210,15 @@ provide('session', session);
 	background: #fafafa !important;
 	border-right: 1px solid rgba(0, 0, 0, 0.06) !important;
 	/* 使用平滑的缓动函数，避免抖动 */
-	box-shadow: 0 0 0 rgba(0, 0, 0, 0);
-	transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
-	            box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
-}
-
-.app-sidebar-sider:not(.n-layout-sider--collapsed) {
-	box-shadow: 2px 0 12px rgba(0, 0, 0, 0.04) !important;
+	transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
 }
 
 /* 触发器样式优化 - 平滑过渡 */
 .app-sidebar-sider .n-layout-sider-trigger {
 	background: #fff !important;
 	border: 1px solid rgba(0, 0, 0, 0.08) !important;
-	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
 	/* 使用平滑的缓动函数，避免抖动 */
-	transition: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1),
-	            box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
+	transition: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
 	width: 32px !important;
 	height: 32px !important;
 	border-radius: 50% !important;
@@ -186,7 +229,6 @@ provide('session', session);
 
 .app-sidebar-sider .n-layout-sider-trigger:hover {
 	background: #f5f5f5 !important;
-	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
 }
 
 .app-sidebar-sider .n-layout-sider-trigger:active {
@@ -220,4 +262,93 @@ provide('session', session);
 	height: 100% !important;
 	min-height: 100vh !important;
 }
+
+/* 移动端遮罩层 */
+.mobile-overlay {
+	position: fixed;
+	top: 0;
+	left: 0;
+	right: 0;
+	bottom: 0;
+	background-color: rgba(0, 0, 0, 0.5);
+	z-index: 998;
+	transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+/* 移动端顶部导航栏 */
+.mobile-header {
+	position: sticky;
+	top: 0;
+	z-index: 999;
+	background: #fff;
+	border-bottom: 1px solid rgba(0, 0, 0, 0.06);
+}
+
+.mobile-header-content {
+	display: flex;
+	align-items: center;
+	justify-content: space-between;
+	padding: 12px 16px;
+	gap: 12px;
+}
+
+.mobile-logo {
+	width: 28px;
+	height: 28px;
+	flex-shrink: 0;
+}
+
+.mobile-user-info {
+	flex: 1;
+	font-size: 14px;
+	font-weight: 500;
+	color: #1a1a1a;
+	overflow: hidden;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.mobile-menu-button {
+	flex-shrink: 0;
+}
+
+/* 移动端侧边栏样式优化 */
+@media (max-width: 767px) {
+	.app-sidebar-sider {
+		position: fixed !important;
+		top: 0;
+		left: 0;
+		height: 100vh !important;
+		z-index: 999 !important;
+		width: 280px !important;
+		max-width: 85vw;
+		transform: translateX(-100%);
+		transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
+	}
+	
+	.app-sidebar-sider:not(.n-layout-sider--collapsed) {
+		transform: translateX(0) !important;
+	}
+	
+	/* 移动端主内容区域占满全宽 */
+	.n-layout {
+		margin-left: 0 !important;
+	}
+}
+
+/* 桌面端保持原有样式 */
+@media (min-width: 768px) {
+	.app-sidebar-sider {
+		position: relative !important;
+		transform: none !important;
+	}
+	
+	.mobile-header {
+		display: none;
+	}
+	
+	.mobile-overlay {
+		display: none;
+	}
+}
 </style>
diff --git a/dashboard/src2/components/AppSidebar.vue b/dashboard/src2/components/AppSidebar.vue
index 6292b74..cfe7033 100644
--- a/dashboard/src2/components/AppSidebar.vue
+++ b/dashboard/src2/components/AppSidebar.vue
@@ -76,8 +76,8 @@ export default {
 			default: false,
 		},
 	},
-	emits: ['update:collapsed'],
-	setup(props) {
+	emits: ['update:collapsed', 'menu-select'],
+	setup(props, { emit }) {
 		const route = useRoute();
 		const router = useRouter();
 		const instance = getCurrentInstance();
@@ -214,6 +214,8 @@ export default {
 					console.error('Navigation error:', err);
 				}
 			});
+			// 发出菜单选择事件，用于移动端自动关闭侧边栏
+			emit('menu-select');
 		};