diff --git a/pages/goods-detail/goods-detail.wxss b/pages/goods-detail/goods-detail.wxss
index 801f4fe..88a2421 100644
--- a/pages/goods-detail/goods-detail.wxss
+++ b/pages/goods-detail/goods-detail.wxss
@@ -787,21 +787,23 @@ video.slider-media .wx-video-volume-icon {
 /* 价格变化箭头样式 */
 .price-change-arrow {
   margin-left: 8rpx;
-  font-size: 32rpx;
+  font-size: 36rpx;
   font-weight: bold;
+  font-family: 'Arial', sans-serif;
 }
 
 .price-change-arrow.up {
   color: #ff4d4f;
-  animation: pulse 2s infinite;
+  text-shadow: 0 1rpx 2rpx rgba(255, 77, 79, 0.3);
 }
 
 .price-change-arrow.down {
   color: #52c41a;
-  animation: pulse 2s infinite;
+  text-shadow: 0 1rpx 2rpx rgba(82, 196, 26, 0.3);
 }
 
-@keyframes pulse {
+/* 移除可能导致iOS滑动时箭头消失的动画效果 */
+/* @keyframes pulse {
   0% {
     opacity: 1;
     transform: scale(1);
diff --git a/pages/index/index.js b/pages/index/index.js
index 9af08e0..8952fd5 100644
--- a/pages/index/index.js
+++ b/pages/index/index.js
@@ -1326,6 +1326,50 @@ Page({
       // 格式化规格显示
       const formattedSpec = this.formatSpecification(product.specification || product.spec || '', product.yolk || '');
 
+      // 处理价格波动
+      const processPriceChange = (productLog) => {
+        if (!productLog || !Array.isArray(productLog) || productLog.length === 0) {
+          return {
+            hasPriceChange: false,
+            priceChangeDirection: null
+          };
+        }
+        
+        // 检查是否有同规格的第二次日志
+        const specLogs = {};
+        productLog.forEach(log => {
+          if (typeof log === 'string') {
+            // 提取规格信息
+            const specMatch = log.match(/将(.+?)规格的销售价格/);
+            if (specMatch && specMatch[1]) {
+              const spec = specMatch[1].trim();
+              if (!specLogs[spec]) {
+                specLogs[spec] = [];
+              }
+              specLogs[spec].push(log);
+            }
+          }
+        });
+        
+        // 检查是否有规格有多次价格调整
+        let hasPriceChange = false;
+        for (const spec in specLogs) {
+          if (specLogs[spec].length >= 2) {
+            hasPriceChange = true;
+            break;
+          }
+        }
+        
+        return {
+          hasPriceChange,
+          priceChangeDirection: null // 默认为null，在商品详情页中计算具体方向
+        };
+      };
+      
+      // 检查所有可能的产品日志字段名
+      const productLog = product.product_log || product.productLog || [];
+      const priceChangeInfo = processPriceChange(productLog);
+
       return {
         ...product,
         id: productId, // 统一使用id字段
@@ -1355,7 +1399,10 @@ Page({
         originalTotalStock: totalStock, // 保留原始计算值用于调试
         displaySpecification: formattedSpec.displaySpec, // 格式化后的规格
         displayYolk: formattedSpec.displayYolk, // 格式化后的蛋黄
-        price: product.price !== undefined ? product.price : '' // 确保price字段存在
+        price: product.price !== undefined ? product.price : '', // 确保price字段存在
+        // 添加价格波动信息
+        hasPriceChange: priceChangeInfo.hasPriceChange,
+        priceChangeDirection: priceChangeInfo.priceChangeDirection
       }
     })