refactor(AdPage): 替换手动刷新按钮为步骤说明

将手动刷新按钮和重试按钮替换为网络连接异常的步骤说明，并更新相关样式

@@ -191,40 +191,22 @@
     line-height: 1.5;
   }
 
-  .refresh-buttons {
-    display: flex;
-    gap: 20rpx;
-    justify-content: center;
-  }
-
-  .refresh-button {
-    flex: 1;
-    padding: 24rpx 32rpx;
-    background: linear-gradient(135deg, #007aff, #0056cc);
-    color: white;
+  .refresh-steps {
+    text-align: left;
+    background: #f8f9fa;
     border-radius: 12rpx;
-    font-size: 32rpx;
-    font-weight: 600;
-    text-align: center;
-    
-    &:active {
-      background: linear-gradient(135deg, #0056cc, #003d99);
-      transform: scale(0.98);
-    }
+    padding: 32rpx;
+    margin-top: 20rpx;
   }
 
-  .retry-button-small {
-    flex: 1;
-    padding: 24rpx 32rpx;
-    background: #f0f0f0;
-    color: #666;
-    border-radius: 12rpx;
-    font-size: 32rpx;
-    text-align: center;
+  .step-item {
+    font-size: 30rpx;
+    color: #333;
+    line-height: 1.6;
+    margin-bottom: 16rpx;
     
-    &:active {
-      background: #e0e0e0;
-      transform: scale(0.98);
+    &:last-child {
+      margin-bottom: 0;
     }
   }
 

 <!--
  * @Date: 2022-09-19 14:11:06
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-09-25 21:22:49
+ * @LastEditTime: 2025-09-26 08:14:03
  * @FilePath: /lls_program/src/pages/AdPage/index.vue
  * @Description: 广告页面
 -->
@@ -24,11 +24,11 @@
     <view v-if="showManualRefresh" class="manual-refresh-container">
       <view class="refresh-content">
         <view class="refresh-icon">⚠️</view>
-        <view class="refresh-title">加载遇到问题</view>
-        <view class="refresh-subtitle">网络可能不稳定，请尝试刷新页面</view>
-        <view class="refresh-buttons">
-          <view class="refresh-button" @tap="manualRefresh">刷新页面</view>
-          <view class="retry-button-small" @tap="retryLoadImage">重试</view>
+        <view class="refresh-title">网络连接异常</view>
+        <view class="refresh-subtitle">请检查网络连接后重新进入小程序</view>
+        <view class="refresh-steps">
+          <view class="step-item">1. 点击右上角 ⋯ 菜单</view>
+          <view class="step-item">2. 选择"重新进入小程序"</view>
         </view>
       </view>
     </view>
@@ -181,22 +181,6 @@ const retryLoadImage = () => {
 };
 
 /**
- * 手动刷新页面
- */
-const manualRefresh = () => {
-  // 重置所有状态
-  retryCount.value = 0;
-  imageLoading.value = true;
-  imageLoadError.value = false;
-  isTimeout.value = false;
-  showManualRefresh.value = false;
-  loading.value = true;
-  
-  // 重新初始化页面
-  initializePage();
-};
-
-/**
  * 开始加载超时检测
  */
 const startLoadingTimeout = () => {