diff --git a/src/renderer/App.vue b/src/renderer/App.vue
index 7f57fa4..e893856 100644
--- a/src/renderer/App.vue
+++ b/src/renderer/App.vue
@@ -2,28 +2,16 @@
   <div class="flex flex-col h-screen w-screen overflow-hidden">
     <div class="flex flex-1 overflow-hidden">
       <!-- 侧边栏 -->
-      <aside :class="['flex flex-col bg-white border-r border-gray-200 transition-all duration-300 no-drag', appStore.collapsed ? 'w-16' : 'w-56']">
-        <!-- Logo -->
-        <div class="flex items-center h-14 px-4 border-b border-gray-200 shrink-0">
-          <el-icon class="text-blue-500 text-xl shrink-0"><Monitor /></el-icon>
-          <template v-if="!appStore.collapsed">
-            <el-button class="ml-2 font-semibold text-gray-800 truncate" link @click="showAppInfo = true">
-              {{ appStore.title }}
-            </el-button>
-          </template>
-        </div>
-
+      <aside :class="['flex flex-col bg-[#EEEFF2] border-r border-gray-200 transition-all duration-300 no-drag', appStore.collapsed ? 'w-16' : 'w-[244px]']">
         <!-- 自定义菜单 -->
-        <nav class="flex-1 px-3 py-4 space-y-1">
+        <nav class="flex-1 px-3 py-4 space-y-1 overflow-y-auto">
           <div
             v-for="(item, index) in menus"
             :key="index"
             :class="[
-              'flex items-center rounded-xl cursor-pointer transition-all duration-200 ease-out group relative overflow-hidden',
-              appStore.collapsed ? 'justify-center px-0 py-3 mx-auto w-11' : 'px-4 py-3 mx-0',
-              $route.path === item.index
-                ? 'bg-gradient-to-r from-blue-500 to-blue-600 text-white shadow-md shadow-blue-200'
-                : 'text-gray-500 hover:bg-gray-50 hover:text-gray-700',
+              'flex items-center justify-between cursor-pointer transition-all duration-200 ease-out group relative overflow-hidden',
+              appStore.collapsed ? 'justify-center px-0 py-3 mx-auto w-11 rounded-xl' : 'w-[216px] h-[37px] rounded-[10px] pl-3 pr-[146px] py-0 mx-auto',
+              $route.path === item.index ? 'bg-[#DEE0E4] text-gray-900' : 'text-gray-500 hover:bg-gray-50 hover:text-gray-700',
             ]"
             @click="router.push(item.index)"
           >
@@ -35,40 +23,45 @@
                 $route.path === item.index ? 'scale-110' : 'group-hover:scale-105',
               ]"
             >
-              <el-icon :class="['transition-colors duration-200', appStore.collapsed ? 'text-xl' : 'text-lg']">
-                <component :is="item.icon" />
-              </el-icon>
+              <LucideIcon :name="item.icon" :size="appStore.collapsed ? 20 : 18" :class="['transition-colors duration-200']" />
             </div>
 
             <!-- 文字 -->
             <span v-show="!appStore.collapsed" class="ml-3 text-sm font-medium whitespace-nowrap transition-all duration-200">
               {{ item.name }}
             </span>
-
-            <!-- Active 指示条 -->
-            <div
-              v-if="$route.path === item.index && !appStore.collapsed"
-              class="absolute right-0 top-1/2 -translate-y-1/2 w-1 h-6 bg-white/50 rounded-l-full"
-            />
+          </div>
+          <el-divider></el-divider>
+          <div class="w-54 h-8 text-sm mx-3 py-4 flex items-center" style="color: #8a9097">历史记录</div>
+          <div
+            v-for="(item, index) in historyItems"
+            :key="index"
+            class="flex items-center w-[216px] h-[37px] justify-between rounded-[10px] pl-3 pr-[132px] mx-auto text-gray-500 hover:bg-gray-50 hover:text-gray-700 cursor-pointer transition-all duration-200"
+          >
+            <span class="text-sm font-medium whitespace-nowrap truncate">{{ item.name }}</span>
           </div>
         </nav>
 
-        <!-- 折叠按钮 -->
-        <div class="p-3 border-t border-gray-200">
-          <el-button :icon="appStore.collapsed ? Expand : Fold" circle size="small" @click="appStore.toggleSidebar" />
+        <!-- 用户区域 -->
+        <div class="flex items-center justify-between p-3 border-t border-gray-200">
+          <div class="flex items-center">
+            <el-avatar :size="32" />
+            <div v-show="!appStore.collapsed" class="ml-3">
+              <div class="text-sm font-medium">123</div>
+              <div class="text-xs text-gray-500">12321</div>
+            </div>
+          </div>
+          <LucideIcon v-show="!appStore.collapsed" name="bolt" color="#808080" size="18"></LucideIcon>
         </div>
+
+        <!--        &lt;!&ndash; 折叠按钮 &ndash;&gt;-->
+        <!--        <div class="p-3 border-t border-gray-200">-->
+        <!--          <el-button :icon="appStore.collapsed ? Expand : Fold" circle size="small" @click="appStore.toggleSidebar" />-->
+        <!--        </div>-->
       </aside>
 
       <!-- 主内容区 -->
       <div class="flex flex-col flex-1 overflow-hidden">
-        <!-- 顶部栏 -->
-        <header class="flex items-center justify-between h-14 px-6 bg-white border-b border-gray-200 shrink-0">
-          <h1 class="text-base font-medium text-gray-700">{{ currentTitle }}</h1>
-          <div class="flex items-center gap-2">
-            <el-avatar :size="32" class="bg-blue-500">U</el-avatar>
-          </div>
-        </header>
-
         <!-- 页面内容 -->
         <main class="flex-1 overflow-hidden p-6">
           <div class="h-full overflow-auto">
@@ -77,24 +70,11 @@
         </main>
       </div>
     </div>
-
-    <!-- 应用信息弹窗 -->
-    <el-dialog v-model="showAppInfo" :title="appStore.title" width="400">
-      <div class="p-4 text-center">
-        <p class="text-lg font-medium mb-2">欢迎使用 {{ appStore.title }}</p>
-        <p class="text-sm text-gray-500">这是一个基于 Electron 和 Vue 3 的应用示例。</p>
-      </div>
-      <template #footer>
-        <div class="flex justify-end">
-          <el-button type="primary" @click="showAppInfo = false">确定</el-button>
-        </div>
-      </template>
-    </el-dialog>
   </div>
 </template>
 
 <script setup>
-import { computed, ref } from 'vue';
+import { ref } from 'vue';
 import { useRoute } from 'vue-router';
 import { useAppStore } from '@/stores/app';
 import { House, Monitor, Expand, Fold, ChatDotRound, Search, Collection, Clock } from '@element-plus/icons-vue';
@@ -104,14 +84,11 @@ const route = useRoute();
 const appStore = useAppStore();
 
 const menus = ref([
-  { name: '新对话', index: '/', icon: House },
-  { name: '知识空间', index: '/knowledge', icon: Collection },
-  { name: 'opencode对话', index: '/chat', icon: ChatDotRound },
-  { name: '发现设备', index: '/bonjour', icon: Search },
-  { name: '历史对话', index: '/history', icon: Clock },
+  { name: '新对话', index: '/', icon: 'plus' },
+  { name: '知识空间', index: '/knowledge', icon: 'book' },
+  { name: 'opencode对话', index: '/chat', icon: 'bot' },
+  { name: '发现设备', index: '/bonjour', icon: 'server' },
 ]);
 
-const showAppInfo = ref(false);
-
-const currentTitle = computed(() => route.meta?.title || appStore.title);
+const historyItems = ref([{ name: '历史记录示例 1' }, { name: '历史记录示例 2' }, { name: '历史记录示例 3' }]);
 </script>