chore: polish desktop navigation and account menu

apps/admin-web/src/views/MediaView.vue

@@ -1357,7 +1357,7 @@ function releaseSize(value?: number | null): string {
                 <a-dropdown :trigger="['click']" placement="bottomRight" overlayClassName="premium-unbind-dropdown">
                   <a-button
                     type="text"
-                    class="media-card__more action-more-btn"
+                    class="media-card__more"
                     :loading="isAccountDeleteRequestPending(account.id)"
                     @click.stop
                   >
@@ -3021,20 +3021,25 @@ function releaseSize(value?: number | null): string {
 }
 
 .media-card__more.ant-btn-text {
-  width: 34px;
-  height: 34px;
+  width: 32px;
+  height: 32px;
   flex-shrink: 0;
-  border-radius: 8px;
-  color: #94a3b8;
+  border-radius: 50%;
+  color: #64748b;
   background: transparent;
-  border: 1px solid transparent;
+  border: none;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  padding: 0;
+  transition: all 0.2s ease;
 }
 
 .media-card__more.ant-btn-text:hover,
 .media-card__more.ant-btn-text:focus {
-  color: #334155;
-  background: #f8fafc;
-  border-color: #e2e8f0;
+  color: #0f172a;
+  background: #f1f5f9;
+  border: none;
 }
 
 /* Circular Avatar glow container */

apps/desktop-client/src/renderer/components/DesktopShell.vue

@@ -3,6 +3,8 @@ import {
   AppstoreOutlined,
   BugOutlined,
   DownloadOutlined,
+  ExportOutlined,
+  GlobalOutlined,
   LinkOutlined,
   LogoutOutlined,
   RobotOutlined,
@@ -243,6 +245,10 @@ function openUpdateManualDownload() {
   void openManualDownload()
 }
 
+function openOfficialWebsite() {
+  void window.desktopBridge.app.openExternalUrl('https://saas.shengxintui.com')
+}
+
 function quitApp() {
   void window.desktopBridge.app.quitApp()
 }
@@ -294,6 +300,22 @@ watch(
           </div>
           <span class="nav-count">{{ item.count }}</span>
         </RouterLink>
+
+        <div class="nav-divider" aria-hidden="true"></div>
+
+        <a
+          href="https://saas.shengxintui.com"
+          class="nav-link external-link"
+          @click.prevent="openOfficialWebsite"
+        >
+          <div class="nav-copy">
+            <GlobalOutlined class="nav-icon" />
+            <strong>打开官网</strong>
+          </div>
+          <span class="external-icon-wrapper">
+            <ExportOutlined class="external-icon" />
+          </span>
+        </a>
       </nav>
 
       <footer class="sidebar-footer">
@@ -650,6 +672,42 @@ h1 {
   color: #fff;
 }
 
+.nav-divider {
+  height: 1px;
+  background: #e2e8f0;
+  margin: 6px 16px;
+}
+
+.external-link {
+  cursor: pointer;
+}
+
+.external-icon-wrapper {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 28px;
+  height: 28px;
+  border-radius: 50%;
+  background: transparent;
+  color: #94a3b8;
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+.nav-link.external-link:hover .external-icon-wrapper {
+  background: #f1f5f9;
+  color: #1677ff;
+}
+
+.external-icon {
+  font-size: 11px;
+  transition: transform 0.2s ease;
+}
+
+.nav-link.external-link:hover .external-icon {
+  transform: translate(1px, -1px);
+}
+
 .sidebar-footer {
   display: flex;
   flex-direction: column;

apps/desktop-client/src/renderer/views/PublishManagementView.vue

@@ -840,7 +840,7 @@ const tableScroll = { x: 1080 } as const
     <section class="hero-card">
       <div class="hero-header">
         <div class="hero-title">
-          <p class="eyebrow">发布执行台</p>
+          <p class="eyebrow">PUBLISH MANAGEMENT</p>
           <h2>发布管理</h2>
         </div>
         <div class="hero-actions">