/**
 * 购物车样式 - Cart CSS
 */

.page-title {
    font-family: var(--font-family);
    font-size: 28px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--color-border-light);
}

/* 购物车布局 */
.cart-layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 40px;
    padding-bottom: 40px;
}

/* 购物车商品列表 */
.cart-items {
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    overflow: hidden;
}

/* 全选栏 */
.cart-select-all {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    border-bottom: 1px solid var(--color-border-light);
    background: var(--color-bg-light);
}

/* 勾选框标签 */
.cart-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    user-select: none;
}

.cart-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* 商品勾选列 */
.cart-item-check {
    display: flex;
    align-items: center;
}

.cart-item {
    display: grid;
    grid-template-columns: auto 100px 1fr auto auto auto;
    gap: 20px;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--color-border-light);
    transition: var(--transition);
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item:hover {
    background: var(--color-bg-light);
}

.cart-item-image {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-info h3 {
    font-family: var(--font-family-body);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-info h3 a:hover {
    color: var(--color-primary);
}

.cart-item-variant {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 8px;
}

.cart-item-price {
    font-size: 15px;
    font-weight: 700;
    white-space: nowrap;
}

.cart-item-subtotal {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-primary);
    white-space: nowrap;
    min-width: 80px;
    text-align: right;
}

.cart-item-remove {
    color: var(--color-text-muted);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    padding: 4px;
}

.cart-item-remove:hover {
    color: var(--color-danger);
}

/* 购物车摘要 */
.cart-summary {
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    padding: 24px;
    align-self: start;
    position: sticky;
    top: 100px;
}

/* 选中商品计数 */
.cart-summary-selected {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--color-border);
}

.cart-summary h3 {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 14px;
}

.cart-summary-row.total {
    font-size: 18px;
    font-weight: 700;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
    margin-top: 12px;
}

.cart-summary-row.total .amount {
    color: var(--color-primary);
}

/* 优惠码 */
.coupon-area {
    margin: 16px 0;
}

.coupon-form {
    display: flex;
    gap: 8px;
}

.coupon-form .form-control {
    flex: 1;
}

/* 按钮区 */
.cart-summary .btn {
    margin-top: 12px;
}

.cart-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

/* 响应式 */
@media (max-width: 992px) {
    .cart-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .cart-item {
        grid-template-columns: auto 80px 1fr;
        gap: 12px;
    }

    .cart-item-price,
    .cart-item-subtotal,
    .cart-item-remove {
        grid-column: 2 / -1;
    }
}