diff --git a/dashboard/src2/App.vue b/dashboard/src2/App.vue
index f58d532..d9bf431 100644
--- a/dashboard/src2/App.vue
+++ b/dashboard/src2/App.vue
@@ -26,28 +26,41 @@
 				<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 }}
+			<!-- 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" />
+					<n-dropdown
+						:options="mobileDropdownOptions"
+						:show-arrow="true"
+						trigger="click"
+						@select="handleMobileDropdownSelect"
+						placement="bottom-start"
+					>
+						<div class="mobile-user-info-wrapper">
+							<div class="mobile-user-info">
+								{{ teamUserText }}
+							</div>
+							<n-icon class="mobile-chevron-icon">
+								<ChevronDown />
+							</n-icon>
 						</div>
-						<n-button
-							quaternary
-							circle
-							@click="sidebarCollapsed = false"
-							class="mobile-menu-button"
-						>
-							<template #icon>
-								<n-icon><MenuIcon /></n-icon>
-							</template>
-						</n-button>
-					</div>
+					</n-dropdown>
+					<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">
 					<div
 						v-if="
@@ -68,13 +81,15 @@
 		</n-layout>
 			<Toaster position="top-right" />
 			<component v-for="dialog in dialogs" :is="dialog" :key="dialog.id" />
+			<!-- 切换团队对话框 -->
+			<SwitchTeamDialog v-model="showTeamSwitcher" />
 		</div>
 	</n-config-provider>
 </template>
 
 <script setup>
-import { defineAsyncComponent, computed, watch, ref, provide, onMounted, onUnmounted } from 'vue';
-import { NLayout, NLayoutSider, NConfigProvider, NButton, NIcon } from 'naive-ui';
+import { defineAsyncComponent, computed, watch, ref, provide, onMounted, onUnmounted, h, getCurrentInstance } from 'vue';
+import { NLayout, NLayoutSider, NConfigProvider, NButton, NIcon, NDropdown } from 'naive-ui';
 import { Toaster } from 'vue-sonner';
 import { dialogs } from './utils/components';
 import { useRoute } from 'vue-router';
@@ -82,13 +97,20 @@ import { getTeam } from './data/team';
 import { session } from './data/session.js';
 import JLogo from '@/components/icons/JLogo.vue';
 import MenuIcon from '~icons/lucide/menu';
+import ChevronDown from '~icons/lucide/chevron-down';
 
 const AppSidebar = defineAsyncComponent(
 	() => import('./components/AppSidebar.vue'),
 );
 
+const SwitchTeamDialog = defineAsyncComponent(
+	() => import('./components/SwitchTeamDialog.vue'),
+);
+
 const route = useRoute();
 const team = getTeam();
+const instance = getCurrentInstance();
+const showTeamSwitcher = ref(false);
 
 // Naive UI 主题配置 - 使用标准方式配置 tooltip 和 menu
 const themeOverrides = {
@@ -159,6 +181,39 @@ const handleMenuSelect = () => {
 	}
 };
 
+// 移动端下拉菜单选项
+const mobileDropdownOptions = computed(() => {
+	const options = [];
+	const teamData = team?.pg;
+	if (
+		teamData &&
+		(teamData.valid_teams?.length > 1 || teamData.is_desk_user)
+	) {
+		options.push({
+			label: '切换团队',
+			key: 'switch-team',
+			icon: () => h('i', { class: 'i-lucide-command h-4 w-4' }),
+		});
+	}
+	options.push({
+		label: '退出登录',
+		key: 'logout',
+		icon: () => h('i', { class: 'i-lucide-log-out h-4 w-4' }),
+	});
+	return options;
+});
+
+// 处理移动端下拉菜单选择
+const handleMobileDropdownSelect = (key) => {
+	if (key === 'switch-team') {
+		showTeamSwitcher.value = true;
+	} else if (key === 'logout') {
+		if (session) {
+			session.logout.submit();
+		}
+	}
+};
+
 const isHideSidebar = computed(() => {
 	const alwaysHideSidebarRoutes = [
 		'Site Login',
@@ -298,6 +353,26 @@ provide('session', session);
 	flex-shrink: 0;
 }
 
+.mobile-user-info-wrapper {
+	flex: 1;
+	display: flex;
+	align-items: center;
+	gap: 6px;
+	cursor: pointer;
+	padding: 6px 8px;
+	border-radius: 6px;
+	transition: background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+	min-width: 0;
+}
+
+.mobile-user-info-wrapper:hover {
+	background: rgba(0, 0, 0, 0.04);
+}
+
+.mobile-user-info-wrapper:active {
+	background: rgba(0, 0, 0, 0.06);
+}
+
 .mobile-user-info {
 	flex: 1;
 	font-size: 14px;
@@ -306,6 +381,18 @@ provide('session', session);
 	overflow: hidden;
 	text-overflow: ellipsis;
 	white-space: nowrap;
+	min-width: 0;
+}
+
+.mobile-chevron-icon {
+	font-size: 16px;
+	color: #8b8e95;
+	flex-shrink: 0;
+	transition: color 0.2s ease, transform 0.2s ease;
+}
+
+.mobile-user-info-wrapper:hover .mobile-chevron-icon {
+	color: #4a5568;
 }
 
 .mobile-menu-button {