/* 订单结算页面样式 */
.checkout-section {
    margin-bottom: 1.5rem;
}

.address-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid #e9ecef;
}

.address-card:hover {
    border-color: #007bff;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.1);
}

.address-card.selected {
    border-color: #007bff;
    background-color: #e7f3ff;
}

.product-item {
    padding: 1rem 0;
    border-bottom: 1px solid #e9ecef;
}

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

.order-summary {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 0.5rem;
}

.price-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.price-row.total-price {
    font-size: 1.1rem;
    font-weight: bold;
    color: #dc3545;
}

.form-check {
    padding: 0.75rem;
    border: 1px solid #e9ecef;
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.form-check:hover {
    border-color: #007bff;
    background-color: #f8f9fa;
}

.form-check-input:checked + .form-check-label {
    color: #007bff;
}

/* 支付方式特殊样式 */
.form-check input[type="radio"][value="simulate"]:checked + label {
    color: #ffc107;
}

.form-check input[type="radio"][value="simulate"]:checked + label i {
    color: #ffc107 !important;
}

/* 模拟支付说明样式 */
.alert-warning {
    border-left: 4px solid #ffc107;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .checkout-section .col-md-4,
    .checkout-section .col-md-3 {
        margin-bottom: 1rem;
    }
    
    .address-card {
        margin-bottom: 1rem;
    }
    
    .product-item .col-md-2,
    .product-item .col-md-6 {
        margin-bottom: 0.5rem;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert {
    animation: fadeIn 0.3s ease;
}

/* 按钮样式 */
.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
}

/* 卡片头部样式 */
.card-header h5 {
    margin-bottom: 0;
    color: #495057;
}

.card-header i {
    margin-right: 0.5rem;
    color: #007bff;
}

/* 表单标签样式 */
.form-check-label {
    cursor: pointer;
    width: 100%;
}

.form-check-label strong {
    display: block;
    margin-bottom: 0.25rem;
}

.form-check-label small {
    color: #6c757d;
}

/* 商品图片样式 */
.product-item img {
    max-height: 80px;
    object-fit: cover;
}

/* 价格显示样式 */
.fw-bold {
    color: #dc3545;
}

/* 面包屑导航样式 */
.breadcrumb {
    background: transparent;
    padding: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #6c757d;
}