diff --git a/src/components/business/SkuSelector/index.tsx b/src/components/business/SkuSelector/index.tsx
index adbd7d8..7fdfe3c 100644
--- a/src/components/business/SkuSelector/index.tsx
+++ b/src/components/business/SkuSelector/index.tsx
@@ -157,8 +157,9 @@ const SkuSelector: React.FC<SkuSelectorProps> = ({
         const fakeSku: ShopGoodsSku = {
           id: 0,
           goodsId: product.goodsId!,
-          price: product.salePrice || product.price,
-          salePrice: product.salePrice || product.price,
+          // price 字段是到手价（主价格），salePrice 是划掉的"市场价"
+          price: product.price,
+          salePrice: product.salePrice,
           stock: product.stock,
           image: product.image,
         }
@@ -187,7 +188,11 @@ const SkuSelector: React.FC<SkuSelectorProps> = ({
     }
   }
 
-  const currentPrice = selectedSku?.salePrice || selectedSku?.price || product?.salePrice || product?.price || '0'
+  // 价格字段约定：
+  //   - product.salePrice / sku.salePrice  : 划掉的"市场价"
+  //   - product.price      / sku.price      : 实际"到手价"（详情页主价格）
+  // 弹窗应展示到手价，避免误把市场价当成售价
+  const currentPrice = selectedSku?.price || product?.price || selectedSku?.salePrice || product?.salePrice || '0'
   const currentStock = selectedSku?.stock ?? product?.stock ?? 0
   const currentImage = selectedSku?.image || product?.image || (product?.files?.split(',')[0]) || ''