diff --git a/frontend/src/views/user/Cart.vue b/frontend/src/views/user/Cart.vue
index f7d712f..5f585c9 100644
--- a/frontend/src/views/user/Cart.vue
+++ b/frontend/src/views/user/Cart.vue
@@ -52,6 +52,11 @@
                       奖励: +{{ item.product?.credit_reward }}
                     </el-tag>
                   </div>
+                  <!-- 移动端单价显示 -->
+                  <div class="mobile-price" style="display: none;">
+                    <span class="price-label">单价</span>
+                    <span class="price-value">¥{{ item.product?.price }}</span>
+                  </div>
                   <p v-if="!item.product?.is_active" class="item-off">已下架</p>
                 </div>
               </div>
@@ -61,9 +66,9 @@
               </div>
               
               <div class="item-quantity">
-                <el-input-number 
-                  v-model="item.quantity" 
-                  :min="1" 
+                <el-input-number
+                  v-model="item.quantity"
+                  :min="1"
                   :max="getMaxQuantity(item.product)"
                   size="small"
                   @change="(val: number) => updateQuantity(item, val)"
@@ -71,6 +76,11 @@
                 <span v-if="item.product?.stock !== undefined && item.product?.stock <= 10" class="stock-tip">
                   仅剩 {{ item.product?.stock }} 件
                 </span>
+                <!-- 移动端小计显示 -->
+                <div class="mobile-subtotal" style="display: none;">
+                  <span class="subtotal-label">小计</span>
+                  <span class="subtotal-value">¥{{ ((item.product?.price || 0) * item.quantity).toFixed(2) }}</span>
+                </div>
               </div>
               
               <div class="item-subtotal">
@@ -963,74 +973,72 @@ onMounted(() => {
 
   /* 商品项 - 卡片式布局 */
   .cart-item {
-    display: flex !important;
-    flex-direction: column !important;
-    padding: 10px !important;
-    position: relative !important;
-    gap: 8px !important;
-    min-width: 0 !important;
+    display: grid !important;
+    grid-template-columns: 24px 1fr auto !important;
+    grid-template-rows: auto auto !important;
+    grid-template-areas:
+      "check product delete"
+      "check bottom bottom" !important;
+    padding: 12px !important;
+    gap: 10px !important;
+    align-items: start !important;
   }
 
-  /* 复选框 - 绝对定位左上角 */
+  /* 复选框 */
   .cart-item > .el-checkbox {
-    position: absolute !important;
-    top: 8px !important;
-    left: 8px !important;
-    z-index: 10 !important;
+    grid-area: check !important;
+    margin-right: 0 !important;
+    width: auto !important;
+    position: static !important;
   }
 
-  /* 商品图片+名称 - 第一行 */
+  /* 商品信息区 */
   .cart-item > .item-product {
+    grid-area: product !important;
     display: flex !important;
     flex-direction: row !important;
     align-items: flex-start !important;
-    gap: 8px !important;
-    padding-left: 32px !important;
-    padding-right: 50px !important;
+    gap: 10px !important;
     min-width: 0 !important;
     width: 100% !important;
+    padding: 0 !important;
   }
 
-  /* 隐藏单价 */
+  /* 隐藏单价列 */
   .cart-item > .item-price {
     display: none !important;
   }
 
-  /* 删除按钮 - 绝对定位右上角 */
+  /* 删除按钮 */
   .cart-item > .item-action {
-    position: absolute !important;
-    top: 8px !important;
-    right: 8px !important;
-    z-index: 10 !important;
+    grid-area: delete !important;
+    width: auto !important;
+    position: static !important;
   }
 
-  /* 数量+小计 - 第二行 */
+  /* 数量行 - 包含单价、数量、小计 */
   .cart-item > .item-quantity {
+    grid-area: bottom !important;
     display: flex !important;
     flex-direction: row !important;
     align-items: center !important;
     justify-content: space-between !important;
-    padding-left: 32px !important;
     width: 100% !important;
+    padding: 0 !important;
+    gap: 8px !important;
+    flex-wrap: wrap !important;
   }
 
-  /* 小计放在数量行的右侧 */
+  /* 隐藏原来的小计列 */
   .cart-item > .item-subtotal {
     display: none !important;
   }
 
-  /* 在数量行内显示价格 */
-  .item-quantity::after {
-    content: "¥" attr(data-price);
-    font-size: 14px;
-    font-weight: 600;
-    color: #f56c6c;
-  }
-
   .item-product .item-image {
-    width: 45px !important;
-    height: 45px !important;
+    width: 60px !important;
+    height: 60px !important;
     flex-shrink: 0 !important;
+    border-radius: 6px !important;
   }
 
   .item-info {
@@ -1040,101 +1048,160 @@ onMounted(() => {
   }
 
   .item-name {
-    font-size: 13px !important;
-    line-height: 1.3 !important;
-    margin-bottom: 2px !important;
+    font-size: 14px !important;
+    line-height: 1.4 !important;
+    margin-bottom: 4px !important;
     word-break: break-all !important;
   }
 
   .item-tags {
-    display: none !important;
+    flex-wrap: wrap !important;
+    gap: 4px !important;
+
+    .el-tag {
+      font-size: 10px !important;
+      padding: 0 4px !important;
+      height: 18px !important;
+      line-height: 16px !important;
+    }
   }
 
+  /* 移动端价格显示在商品名下方 */
+  .item-info .mobile-price {
+    display: inline-flex !important;
+    align-items: baseline !important;
+    gap: 4px !important;
+    margin-top: 4px !important;
+  }
+
+  .item-info .mobile-price .price-label {
+    font-size: 12px !important;
+    color: rgba(255, 255, 255, 0.5) !important;
+  }
+
+  .item-info .mobile-price .price-value {
+    font-size: 15px !important;
+    font-weight: 600 !important;
+    color: #fff !important;
+  }
+
+  /* 数量选择器 */
   .item-quantity :deep(.el-input-number) {
-    width: 80px !important;
+    width: 100px !important;
+  }
+
+  .item-quantity :deep(.el-input-number .el-input__wrapper) {
+    padding: 0 4px !important;
+  }
+
+  .item-quantity :deep(.el-input-number .el-input__inner) {
+    font-size: 13px !important;
   }
 
   .item-quantity .stock-tip {
-    display: none !important;
+    font-size: 10px !important;
+    width: 100% !important;
+    text-align: center !important;
+    margin-top: 2px !important;
+  }
+
+  /* 移动端小计显示 */
+  .mobile-subtotal {
+    display: flex !important;
+    flex-direction: column !important;
+    align-items: flex-end !important;
+    gap: 2px !important;
+  }
+
+  .mobile-subtotal .subtotal-label {
+    font-size: 11px !important;
+    color: rgba(255, 255, 255, 0.4) !important;
+  }
+
+  .mobile-subtotal .subtotal-value {
+    font-size: 16px !important;
+    font-weight: 600 !important;
+    color: #f56c6c !important;
   }
 
   /* 地址 */
   .checkout-section {
-    padding: 10px !important;
+    padding: 12px !important;
   }
 
   .section-title {
-    font-size: 13px !important;
-    margin-bottom: 8px !important;
+    font-size: 14px !important;
+    margin-bottom: 10px !important;
   }
 
   .address-item {
-    padding: 8px !important;
+    padding: 10px !important;
+    gap: 10px !important;
   }
 
   .address-name {
-    font-size: 13px !important;
+    font-size: 14px !important;
   }
 
   .address-phone {
-    font-size: 12px !important;
+    font-size: 13px !important;
   }
 
   .address-detail {
-    font-size: 11px !important;
+    font-size: 12px !important;
   }
 
   /* 支付方式 */
   .payment-methods {
     grid-template-columns: repeat(2, 1fr) !important;
-    gap: 6px !important;
+    gap: 8px !important;
   }
 
   .payment-item {
-    padding: 8px 4px !important;
+    padding: 10px 6px !important;
   }
 
   .payment-icon {
-    font-size: 20px !important;
+    font-size: 22px !important;
   }
 
   .payment-name {
-    font-size: 11px !important;
+    font-size: 12px !important;
   }
 
   /* 订单摘要 */
   .cart-summary-panel {
-    padding: 10px !important;
+    padding: 12px !important;
   }
 
   .summary-title {
-    font-size: 14px !important;
-    margin-bottom: 8px !important;
-    padding-bottom: 6px !important;
+    font-size: 15px !important;
+    margin-bottom: 12px !important;
+    padding-bottom: 10px !important;
   }
 
   .summary-row {
-    font-size: 12px !important;
-    margin-bottom: 6px !important;
-  }
-
-  .summary-total .total-amount {
-    font-size: 16px !important;
-  }
-
-  .summary-count {
-    font-size: 12px !important;
+    font-size: 13px !important;
     margin-bottom: 8px !important;
   }
 
+  .summary-total .total-amount {
+    font-size: 18px !important;
+  }
+
+  .summary-count {
+    font-size: 13px !important;
+    margin-bottom: 12px !important;
+  }
+
   .checkout-btn {
-    height: 38px !important;
-    font-size: 14px !important;
+    height: 44px !important;
+    font-size: 15px !important;
   }
 
   .summary-actions {
-    margin-top: 8px !important;
-    padding-top: 8px !important;
+    margin-top: 12px !important;
+    padding-top: 12px !important;
   }
 }
 </style>