diff --git a/platform/frontend/navigation-component.js b/platform/frontend/navigation-component.js
index 61ae6ff..bd05d6e 100644
--- a/platform/frontend/navigation-component.js
+++ b/platform/frontend/navigation-component.js
@@ -1,5 +1,6 @@
-// 公共导航组件定义
+// 公共导航组件定义（使用 render 函数，兼容 prod 版 Vue）
 const NavigationComponent = {
+  name: 'NavigationComponent',
   props: {
     currentPage: {
       type: String,
@@ -11,206 +12,110 @@ const NavigationComponent = {
       default: false
     }
   },
-  template: `
-    <div class="navigation-wrapper">
-      <!-- PC 左边栏 -->
-      <aside class="sidebar">
-        <div class="sidebar-header">
-          <h3>宇之然平台</h3>
-        </div>
-        <nav class="sidebar-nav">
-          <button 
-            class="sidebar-btn" 
-            :class="{ active: currentPage === 'dashboard' }"
-            @click="$emit('navigate', '/')"
-          >📊 系统概览</button>
-          <button 
-            class="sidebar-btn" 
-            :class="{ active: currentPage === 'topics' }"
-            @click="$emit('navigate', 'topics.html')"
-          >📋 选题管理</button>
-          <button 
-            class="sidebar-btn" 
-            :class="{ active: currentPage === 'logs' }"
-            @click="$emit('navigate', 'logs.html')"
-          >📄 系统日志</button>
-          <button 
-            v-if="isAdmin" 
-            class="sidebar-btn" 
-            :class="{ active: currentPage === 'users' }"
-            @click="$emit('navigate', 'users.html')"
-          >👥 用户管理</button>
-          <button 
-            v-if="isAdmin" 
-            class="sidebar-btn" 
-            :class="{ active: currentPage === 'admin' }"
-            @click="$emit('navigate', 'admin.html')"
-          >⚙️ 系统管理</button>
-        </nav>
-      </aside>
+  render() {
+    const h = this.$createElement;
+    const navigate = (page) => this.$emit('navigate', page === 'dashboard' ? '/' : page + '.html');
 
-      <!-- H5 底部导航 -->
-      <nav class="mobile-nav">
-        <button 
-          class="mobile-nav-btn" 
-          :class="{ active: currentPage === 'dashboard' }"
-          @click="$emit('navigate', '/')"
-        >📊 概览</button>
-        <button 
-          class="mobile-nav-btn" 
-          :class="{ active: currentPage === 'topics' }"
-          @click="$emit('navigate', 'topics.html')"
-        >📋 选题</button>
-        <button 
-          class="mobile-nav-btn" 
-          :class="{ active: currentPage === 'logs' }"
-          @click="$emit('navigate', 'logs.html')"
-        >📄 日志</button>
-        <button 
-          v-if="isAdmin" 
-          class="mobile-nav-btn" 
-          :class="{ active: currentPage === 'users' }"
-          @click="$emit('navigate', 'users.html')"
-        >👥 用户</button>
-        <button 
-          v-if="isAdmin" 
-          class="mobile-nav-btn" 
-          :class="{ active: currentPage === 'admin' }"
-          @click="$emit('navigate', 'admin.html')"
-        >⚙️ 系统</button>
-      </nav>
-    </div>
-  `
+    const sidebarItems = [
+      { icon: '📊', label: '系统概览', page: 'dashboard' },
+      { icon: '📋', label: '选题管理', page: 'topics' },
+      { icon: '📄', label: '系统日志', page: 'logs' },
+      ...(this.isAdmin ? [
+        { icon: '👥', label: '用户管理', page: 'users' },
+        { icon: '⚙️', label: '系统管理', page: 'admin' }
+      ] : [])
+    ];
+
+    const mobileItems = [
+      { icon: '📊', label: '', page: 'dashboard' },
+      { icon: '📋', label: '选题', page: 'topics' },
+      { icon: '📄', label: '日志', page: 'logs' },
+      ...(this.isAdmin ? [
+        { icon: '👥', label: '用户', page: 'users' },
+        { icon: '⚙️', label: '系统', page: 'admin' }
+      ] : [])
+    ];
+
+    const createSidebarBtn = (item) => {
+      const isActive = this.currentPage === item.page;
+      return h('button', {
+        class: isActive ? 'sidebar-btn active' : 'sidebar-btn',
+        on: { click: () => navigate(item.page) }
+      }, [item.icon, ' ', item.label].join(''));
+    };
+
+    const createMobileBtn = (item) => {
+      const isActive = this.currentPage === item.page;
+      const content = item.label ? [item.icon, item.label].join('') : item.icon;
+      return h('button', {
+        class: isActive ? 'mobile-nav-btn active' : 'mobile-nav-btn',
+        on: { click: () => navigate(item.page) }
+      }, content);
+    };
+
+    return h('div', { class: 'navigation-wrapper' }, [
+      h('aside', { class: 'sidebar' }, [
+        h('div', { class: 'sidebar-header' }, [h('h3', '宇之然平台')]),
+        h('nav', { class: 'sidebar-nav' }, sidebarItems.map(createSidebarBtn))
+      ]),
+      h('nav', { class: 'mobile-nav' }, mobileItems.map(createMobileBtn))
+    ]);
+  }
 };
 
-// 注入公共样式（如果尚未注入）
 function injectNavigationStyles() {
   if (document.getElementById('navigation-styles')) return;
-  
   const styles = `
-    /* 导航组件样式 */
+    .navigation-wrapper { position: relative; }
     .navigation-wrapper .sidebar {
-      width: 180px;
-      background: white;
-      padding: 12px;
-      box-shadow: 2px 0 8px rgba(0,0,0,0.05);
-      position: fixed;
-      left: 0;
-      top: 60px;
-      bottom: 0;
-      overflow-y: auto;
-      z-index: 100;
-    }
-    .navigation-wrapper .sidebar-header {
-      padding: 12px 8px 16px;
-      border-bottom: 1px solid #ebeef5;
-      margin-bottom: 12px;
-    }
-    .navigation-wrapper .sidebar-header h3 {
-      margin: 0;
-      font-size: 16px;
-      font-weight: 600;
-      color: #303133;
+      width: 180px; background: white; padding: 12px; box-shadow: 2px 0 8px rgba(0,0,0,0.05);
+      position: fixed; left: 0; top: 60px; bottom: 0; overflow-y: auto; z-index: 100;
     }
+    .navigation-wrapper .sidebar-header { padding: 12px 8px 16px; border-bottom: 1px solid #ebeef5; margin-bottom: 12px; }
+    .navigation-wrapper .sidebar-header h3 { margin: 0; font-size: 16px; font-weight: 600; color: #303133; }
     .navigation-wrapper .sidebar-btn {
-      width: 100%;
-      text-align: left;
-      padding: 10px 12px;
-      border: none;
-      background: transparent;
-      border-radius: 8px;
-      margin-bottom: 6px;
-      cursor: pointer;
-      transition: all 0.3s;
-      color: #606266;
-      font-size: 14px;
-      display: flex;
-      align-items: center;
-      gap: 6px;
-    }
-    .navigation-wrapper .sidebar-btn:hover {
-      background: #f5f7fa;
-      color: #409eff;
-    }
-    .navigation-wrapper .sidebar-btn.active {
-      background: #ecf5ff;
-      color: #409eff;
-      font-weight: 600;
+      width: 100%; text-align: left; padding: 10px 12px; border: none; background: transparent; border-radius: 8px;
+      margin-bottom: 6px; cursor: pointer; transition: all 0.3s; color: #606266; font-size: 14px; display: flex; align-items: center; gap: 6px;
     }
+    .navigation-wrapper .sidebar-btn:hover { background: #f5f7fa; color: #409eff; }
+    .navigation-wrapper .sidebar-btn.active { background: #ecf5ff; color: #409eff; font-weight: 600; }
     .navigation-wrapper .mobile-nav {
-      display: none;
-      position: fixed;
-      bottom: 0;
-      left: 0;
-      right: 0;
-      background: white;
-      box-shadow: 0 -2px 8px rgba(0,0,0,0.1);
-      padding: 8px 0;
-      z-index: 1000;
-      justify-content: space-around;
+      display: none; position: fixed; bottom: 0; left: 0; right: 0; background: white;
+      box-shadow: 0 -2px 8px rgba(0,0,0,0.1); padding: 8px 0; z-index: 1000; justify-content: space-around;
     }
     .navigation-wrapper .mobile-nav-btn {
-      flex: 1;
-      border: none;
-      background: transparent;
-      padding: 10px 4px;
-      text-align: center;
-      font-size: 11px;
-      color: #606266;
-      cursor: pointer;
-      display: flex;
-      flex-direction: column;
-      align-items: center;
-      gap: 2px;
-    }
-    .navigation-wrapper .mobile-nav-btn:hover {
-      color: #409eff;
-    }
-    .navigation-wrapper .mobile-nav-btn.active {
-      color: #409eff;
-      font-weight: 600;
+      flex: 1; border: none; background: transparent; padding: 10px 4px; text-align: center;
+      font-size: 11px; color: #606266; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 2px;
     }
+    .navigation-wrapper .mobile-nav-btn:hover { color: #409eff; }
+    .navigation-wrapper .mobile-nav-btn.active { color: #409eff; font-weight: 600; }
     @media (max-width: 768px) {
-      .navigation-wrapper .sidebar {
-        display: none !important;
-      }
-      .navigation-wrapper .mobile-nav {
-        display: flex;
-      }
+      .navigation-wrapper .sidebar { display: none !important; }
+      .navigation-wrapper .mobile-nav { display: flex !important; }
     }
-    @media (min-width: 769px) {
-      .navigation-wrapper .mobile-nav {
-        display: none !important;
-      }
+    @media (min-width: 769px) { .navigation-wrapper .mobile-nav { display: none !important; } }
+    body > #app > .navigation-wrapper + .main-content { margin-left: 180px; }
+    @media (max-width: 768px) {
+      body > #app > .navigation-wrapper + .main-content { margin-left: 0 !important; padding-bottom: 60px !important; }
     }
   `;
-  
   const styleEl = document.createElement('style');
   styleEl.id = 'navigation-styles';
   styleEl.textContent = styles;
   document.head.appendChild(styleEl);
 }
 
-// 安装组件到Vue应用
-function installNavigation(app, options = {}) {
+function installNavigation(app) {
   injectNavigationStyles();
-  
   app.component('navigation-component', NavigationComponent);
-  
-  // 添加全局redirectToPage方法（兼容旧代码）
-  app.config.globalProperties.$redirectToPage = (path) => {
-    window.location.href = path;
-  };
-  
+  app.config.globalProperties.$redirectToPage = (path) => { window.location.href = path; };
   return app;
 }
 
-// 导出到全局（兼容直接使用）
 if (typeof window !== 'undefined') {
   window.NavigationComponent = NavigationComponent;
   window.installNavigation = installNavigation;
 }
-
 if (typeof module !== 'undefined' && module.exports) {
   module.exports = { NavigationComponent, installNavigation };
 }