diff --git a/packages/frontend/src/App.vue b/packages/frontend/src/App.vue
index 8e3438c..c2f8b1d 100644
--- a/packages/frontend/src/App.vue
+++ b/packages/frontend/src/App.vue
@@ -252,17 +252,17 @@ const isElementVisibleAndFocusable = (element: HTMLElement): boolean => {
         <!-- Left navigation links with Tailwind classes using theme variables -->
         <div class="flex items-center space-x-1">
             <!-- <RouterLink to="/">{{ t('nav.dashboard') }}</RouterLink> --> <!-- 隐藏仪表盘链接 -->
-            <RouterLink to="/workspace" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.terminal') }}</RouterLink>
-            <RouterLink to="/proxies" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.proxies') }}</RouterLink>
-            <RouterLink to="/notifications" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.notifications') }}</RouterLink>
-            <RouterLink to="/audit-logs" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.auditLogs') }}</RouterLink>
-            <RouterLink to="/settings" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.settings') }}</RouterLink>
+            <RouterLink to="/workspace" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.terminal') }}</RouterLink>
+            <RouterLink to="/proxies" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.proxies') }}</RouterLink>
+            <RouterLink to="/notifications" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.notifications') }}</RouterLink>
+            <RouterLink to="/audit-logs" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.auditLogs') }}</RouterLink>
+            <RouterLink to="/settings" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap" active-class="text-link-active bg-link-active-bg">{{ t('nav.settings') }}</RouterLink>
         </div>
         <!-- Right navigation links with Tailwind classes using theme variables -->
         <div class="flex items-center space-x-1">
-            <a href="#" @click.prevent="openStyleCustomizer" :title="t('nav.customizeStyle')" class="px-2 py-2 rounded-md text-lg text-icon hover:text-icon-hover hover:bg-link-active-bg transition duration-150 ease-in-out">🎨</a>
-            <RouterLink v-if="!isAuthenticated" to="/login" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap">{{ t('nav.login') }}</RouterLink>
-            <a href="#" v-if="isAuthenticated" @click.prevent="handleLogout" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg transition duration-150 ease-in-out whitespace-nowrap">{{ t('nav.logout') }}</a>
+            <a href="#" @click.prevent="openStyleCustomizer" :title="t('nav.customizeStyle')" class="px-2 py-2 rounded-md text-lg text-icon hover:text-icon-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out">🎨</a>
+            <RouterLink v-if="!isAuthenticated" to="/login" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap">{{ t('nav.login') }}</RouterLink>
+            <a href="#" v-if="isAuthenticated" @click.prevent="handleLogout" class="px-3 py-2 rounded-md text-sm font-medium text-secondary hover:text-link-hover hover:bg-link-active-bg hover:no-underline transition duration-150 ease-in-out whitespace-nowrap">{{ t('nav.logout') }}</a>
         </div>
         <!-- Sliding underline element with Tailwind classes using theme variables (JS still controls positioning) -->
         <div ref="underlineRef" class="absolute bottom-0 h-0.5 bg-link-active rounded transition-all duration-300 ease-in-out pointer-events-none opacity-0"></div> <!-- Added opacity-0 -->
diff --git a/packages/frontend/src/style.css b/packages/frontend/src/style.css
index 89f6143..466c4e2 100644
--- a/packages/frontend/src/style.css
+++ b/packages/frontend/src/style.css
@@ -79,10 +79,7 @@ a {
   text-decoration: none; /* 移除下划线 */
 }
 
-a:hover {
-  color: var(--link-hover-color);
-  text-decoration: underline; /* 悬停时显示下划线 */
-}
+/* Removed global a:hover underline rule to avoid conflicts with Tailwind utilities */
 
 /* 全局图标样式 */
 i, .fas, .far, .fab { /* 根据你使用的图标库调整选择器 */