diff --git a/frontend/src/views/user/Cart.vue b/frontend/src/views/user/Cart.vue
index 13ae463..fb429a6 100644
--- a/frontend/src/views/user/Cart.vue
+++ b/frontend/src/views/user/Cart.vue
@@ -942,36 +942,43 @@ onMounted(() => {
   }
 
   .cart-list {
-    max-height: none;
-    overflow-y: visible;
+    max-height: none !important;
+    overflow: visible !important;
   }
 
-  /* 商品项容器 - 两列布局 */
+  /* 商品项 - 使用grid两行布局 */
   .cart-item {
-    display: flex !important;
-    flex-direction: row !important;
-    flex-wrap: nowrap !important;
-    align-items: flex-start !important;
+    display: grid !important;
+    grid-template-columns: 50px 1fr auto !important;
+    grid-template-rows: auto auto !important;
+    gap: 8px !important;
     padding: 12px !important;
-    position: relative !important;
-    gap: 10px !important;
+    align-items: center !important;
   }
 
-  /* 复选框 - 左侧 */
+  /* 复选框 - 第一行第一列 */
   .cart-item > .el-checkbox {
-    width: 32px !important;
-    flex-shrink: 0 !important;
-    align-self: center !important;
-    margin-right: 0 !important;
+    grid-column: 1 !important;
+    grid-row: 1 / 3 !important;
+    width: 50px !important;
+    justify-self: center !important;
   }
 
-  /* 商品图片+信息 - 中间主体 */
+  /* 商品图片+信息 - 第一行第二列 */
   .cart-item > .item-product {
+    grid-column: 2 !important;
+    grid-row: 1 !important;
     display: flex !important;
     flex-direction: row !important;
-    flex: 1 !important;
-    min-width: 0 !important;
-    cursor: pointer;
+    gap: 8px !important;
+    align-items: center !important;
+  }
+
+  /* 删除按钮 - 第一行第三列 */
+  .cart-item > .item-action {
+    grid-column: 3 !important;
+    grid-row: 1 !important;
+    justify-self: end !important;
   }
 
   /* 隐藏单价 */
@@ -979,70 +986,58 @@ onMounted(() => {
     display: none !important;
   }
 
-  /* 数量 - 商品信息下方 */
+  /* 数量 - 第二行第二列 */
   .cart-item > .item-quantity {
-    width: auto !important;
-    flex-shrink: 0 !important;
-    align-self: center !important;
-    margin-left: 8px !important;
+    grid-column: 2 !important;
+    grid-row: 2 !important;
+    display: flex !important;
+    flex-direction: row !important;
+    align-items: center !important;
+    gap: 8px !important;
   }
 
-  /* 小计 - 右侧 */
+  /* 小计 - 第二行第三列 */
   .cart-item > .item-subtotal {
-    width: auto !important;
-    flex-shrink: 0 !important;
-    align-self: center !important;
+    grid-column: 3 !important;
+    grid-row: 2 !important;
+    justify-self: end !important;
     text-align: right !important;
-    margin-left: 8px !important;
-  }
-
-  /* 删除按钮 - 最右侧 */
-  .cart-item > .item-action {
-    width: auto !important;
-    flex-shrink: 0 !important;
-    align-self: center !important;
   }
 
   .item-product .item-image {
-    width: 60px !important;
-    height: 60px !important;
-    margin-right: 10px !important;
+    width: 50px !important;
+    height: 50px !important;
+    flex-shrink: 0 !important;
   }
 
   .item-info {
-    flex: 1;
-    min-width: 0;
-    display: flex;
-    flex-direction: column;
-    gap: 6px;
+    flex: 1 !important;
+    min-width: 0 !important;
   }
 
   .item-name {
     font-size: 14px !important;
     line-height: 1.3 !important;
-    -webkit-line-clamp: 2 !important;
+    -webkit-line-clamp: 1 !important;
   }
 
   .item-tags {
     display: none !important;
   }
 
-  .item-off {
-    font-size: 12px !important;
-  }
-
   .item-quantity :deep(.el-input-number) {
-    width: 80px !important;
+    width: 90px !important;
   }
 
   .item-quantity .stock-tip {
-    display: none !important;
+    font-size: 11px !important;
   }
 
   .item-subtotal .subtotal-price {
-    font-size: 15px !important;
+    font-size: 14px !important;
     font-weight: 600 !important;
     color: #f56c6c !important;
+    white-space: nowrap !important;
   }
 
   /* 支付方式 */
@@ -1068,13 +1063,14 @@ onMounted(() => {
   }
 
   .summary-title {
-    font-size: 15px;
-    margin-bottom: 10px;
-    padding-bottom: 8px;
+    font-size: 15px !important;
+    margin-bottom: 10px !important;
+    padding-bottom: 8px !important;
   }
 
   .summary-row {
     font-size: 13px !important;
+    margin-bottom: 8px !important;
   }
 
   .summary-total .total-amount {
@@ -1082,8 +1078,8 @@ onMounted(() => {
   }
 
   .checkout-btn {
-    height: 40px !important;
-    font-size: 14px !important;
+    height: 42px !important;
+    font-size: 15px !important;
   }
 
   .address-item {
@@ -1099,15 +1095,15 @@ onMounted(() => {
   }
 
   .payment-item {
-    padding: 10px 6px !important;
+    padding: 12px 8px !important;
   }
 
   .payment-icon {
-    font-size: 22px !important;
+    font-size: 24px !important;
   }
 
   .payment-name {
-    font-size: 12px !important;
+    font-size: 13px !important;
   }
 }
 </style>