diff --git a/components/hover-nav/hover-nav.vue b/components/hover-nav/hover-nav.vue
index 26e3d7c..d93bb08 100644
--- a/components/hover-nav/hover-nav.vue
+++ b/components/hover-nav/hover-nav.vue
@@ -1,24 +1,26 @@
 <template>
   <view v-if="pageCount == 1 || need" class="fixed-box"
-    :style="[{ height: fixBtnShow ? '400rpx' : '320rpx' }, customContainerStyle]">
+    :style="[customContainerStyle, { 
+      height: fixBtnShow ? '400rpx' : '320rpx',
+      backgroundImage: bgUrl ? `url(${bgUrl})` : '',
+      backgroundSize: 'cover'
+    }]">
 
     <!-- AI 智能助手（优先显示） -->
     <view 
       v-if="fixBtnShow && enableAIChat"
-      class="btn-item"
+      class="btn-item common-bg"
       @click="openAIChat"
       :style="{ backgroundImage: aiAgentimg ? `url(${aiAgentimg})` : '', backgroundSize: '100% 100%' }"
     >
       <text class="ai-icon" v-if="!aiAgentimg">🤖</text>
-      
-      
     </view>
 
     <!-- 普通客服（仅当未启用 AI 时显示） -->
     <template v-else-if="fixBtnShow">
       <!-- #ifdef MP-WEIXIN -->
       <button 
-        class="btn-item" 
+        class="btn-item common-bg" 
         hoverClass="none" 
         openType="contact"
         sessionFrom="weapp"
@@ -31,7 +33,7 @@
 
       <!-- #ifndef MP-WEIXIN -->
       <button 
-        class="btn-item" 
+        class="btn-item common-bg" 
         hoverClass="none" 
         @click="openKefuSelectPopup"
         :style="[{ backgroundImage: kefuimg ? `url(${kefuimg})` : '', backgroundSize: '100% 100%' }, customButtonStyle]"
@@ -41,10 +43,19 @@
       <!-- #endif -->
     </template>
 
+    <!-- 中英文切换按钮 -->
+    <view 
+      v-if="isLanguageSwitchEnabled && fixBtnShow"
+      class="btn-item common-bg"
+      @click="toggleLanguage"
+    >
+      <text>{{ currentLangDisplayName }}</text>
+    </view>
+
     <!-- 电话按钮（始终显示） -->
     <view 
       v-if="fixBtnShow" 
-      class="btn-item" 
+      class="btn-item common-bg"
       @click="call()"
       :style="[{ backgroundImage: phoneimg ? `url(${phoneimg})` : '', backgroundSize: '100% 100%' }, customButtonStyle]"
     >
@@ -66,15 +77,9 @@ export default {
     return {
       pageCount: 0,
       fixBtnShow: true,
-      tel: '',
-      kefuimg: '',
-      phoneimg: '',
       shopInfo: null,
-      enableAIChat: false, // 默认关闭，但会在 created 中智能判断
-      aiAgentimg: '',
       currentLangIndex: 0,
       langIndexMap: {},
-      isLanguageSwitchEnabled: false,
       kefuList: [
         { id: 'weixin-official', name: '微信官方客服', isOfficial: true, type: 'weapp' },
         { id: 'custom-kefu', name: '自定义在线客服', isOfficial: false, type: 'custom' },
@@ -82,41 +87,37 @@ export default {
       ],
       selectedKefu: null,
       customerService: null,
-      buttonConfig: null
+      buttonConfig: null,
     };
   },
-  created() {
-    this.initLanguage();
-    this.kefuimg = this.$util.getDefaultImage().kefu;
-    this.phoneimg = this.$util.getDefaultImage().phone;
-    this.pageCount = getCurrentPages().length;
-
-    uni.getStorage({
-      key: 'shopInfo',
-      success: (e) => {
-        console.log('【调试】当前 shopInfo:', e.data);
-        this.shopInfo = e.data;
-        this.tel = e.data.mobile || '';
-        this.isLanguageSwitchEnabled = !!e.data.ischina;
-
-        // 🔧 关键修复：如果后台没传 enableAIChat，默认开启（方便测试）
-        // 正式环境建议由后台控制，此处可改为 false
-        const defaultEnableAI = true; // ← 改成 false 可关闭默认开启
-        this.enableAIChat = e.data.hasOwnProperty('enableAIChat')
-          ? !!e.data.enableAIChat
-          : defaultEnableAI;
-
-        this.aiAgentimg = e.data.aiAgentimg || '';
-        console.log('【调试】AI 客服是否启用:', this.enableAIChat);
-      },
-      fail: () => {
-        console.warn('未获取到 shopInfo，使用默认设置');
-        // 如果完全没有 shopInfo，也可以默认开启 AI
-        this.enableAIChat = true;
-      }
-    });
-  },
   computed: {
+    // 安全读取 shopInfo 中的字段，避免 undefined 报错
+    bgUrl() {
+      return this.shopInfo?.bgUrl || '';
+    },
+    aiAgentimg() {
+      return this.shopInfo?.aiAgentimg || '';
+    },
+    kefuimg() {
+      return this.shopInfo?.kefuimg || this.$util.getDefaultImage().kefu;
+    },
+    phoneimg() {
+      return this.shopInfo?.phoneimg || this.$util.getDefaultImage().phone;
+    },
+    tel() {
+      return this.shopInfo?.mobile || '';
+    },
+    isLanguageSwitchEnabled() {
+      return !!this.shopInfo?.ischina;
+    },
+    enableAIChat() {
+      const defaultEnable = true;
+      if (!this.shopInfo) return defaultEnable;
+      return this.shopInfo.hasOwnProperty('enableAIChat')
+        ? !!this.shopInfo.enableAIChat
+        : defaultEnable;
+    },
+
     currentLangDisplayName() {
       const lang = this.langIndexMap[this.currentLangIndex];
       return lang === 'zh-cn' ? 'EN' : 'CN';
@@ -134,6 +135,30 @@ export default {
       return this.$store.state.aiUnreadCount || 0;
     }
   },
+  watch: {
+    shopInfo: {
+      handler(newVal) {
+        // 可在此添加额外逻辑（如埋点、通知等），当前无需操作
+      },
+      immediate: true
+    }
+  },
+  created() {
+    this.initLanguage();
+    this.pageCount = getCurrentPages().length;
+
+    uni.getStorage({
+      key: 'shopInfo',
+      success: (e) => {
+        console.log('【调试】当前 shopInfo:', e.data);
+        this.shopInfo = e.data;
+      },
+      fail: () => {
+        console.warn('未获取到 shopInfo，使用默认设置');
+        // shopInfo 为 null，computed 会自动返回默认值，无需手动赋值
+      }
+    });
+  },
   methods: {
     initLanguage() {
       this.langList = this.$langConfig.list();
@@ -208,8 +233,8 @@ export default {
         }
       });
     }
-	}
-	}
+  }
+}
 </script>
 
 <style scoped>
@@ -240,7 +265,6 @@ export default {
   line-height: 1;
   margin: 14rpx 0;
   transition: 0.1s;
-  background: var(--hover-nav-bg-color);
   color: var(--hover-nav-text-color);
   border-radius: 40rpx;
   width: 80rpx;
@@ -249,6 +273,11 @@ export default {
   overflow: hidden;
 }
 
+/* 定义共同的背景颜色 */
+.common-bg {
+  background-color: var(--hover-nav-bg-color); /* 使用变量以保持一致性 */
+}
+
 .btn-item text {
   font-size: 28rpx;
 }