/* 产品详情页样式 */

.page-breadcrumb {
    background: var(--color-bg-light);
    padding: 20px 0;
    margin-top: var(--header-height);
}

.product-detail-page {
    padding: 40px 0 80px;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    margin-bottom: 60px;
}

/* 产品图库 */
.product-detail-gallery {
    position: sticky;
    top: 120px;
}

.product-main-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 120px;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.product-thumbnails {
    display: flex;
    gap: 15px;
}

.thumbnail {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--color-primary);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--color-primary);
}

/* 产品内容 */
.product-detail-content {
    padding: 20px 0;
}

.product-category {
    display: inline-block;
    padding: 6px 16px;
    background: var(--color-primary);
    color: white;
    font-size: 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
}

.product-detail-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 10px;
}

.product-model {
    font-size: 16px;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 20px;
}

.product-price {
    background: var(--color-bg-light);
    padding: 20px;
    border-radius: var(--radius-md);
    margin-bottom: 25px;
}

.price-label {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.price-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
    margin-left: 10px;
}

.product-description,
.product-features,
.product-specs {
    margin-bottom: 30px;
}

.product-description h3,
.product-features h3,
.product-specs h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-border);
}

.product-description p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.product-features ul {
    list-style: none;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 14px;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border-light);
}

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

.product-features li i {
    color: var(--color-secondary);
    font-size: 14px;
}

.product-specs table {
    width: 100%;
    border-collapse: collapse;
}

.product-specs tr {
    border-bottom: 1px solid var(--color-border-light);
}

.product-specs td {
    padding: 12px 0;
    font-size: 14px;
}

.product-specs td:first-child {
    color: var(--color-text-secondary);
    width: 40%;
}

.product-specs td:last-child {
    color: var(--color-text);
    font-weight: 500;
}

.product-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.product-actions .btn {
    flex: 1;
    justify-content: center;
}

/* 相关产品 */
.related-products {
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.related-products .section-title {
    font-size: 24px;
    margin-bottom: 30px;
}

/* 响应式 */
@media (max-width: 991px) {
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .product-detail-gallery {
        position: static;
    }
    
    .product-main-image {
        height: 300px;
        font-size: 80px;
    }
    
    .product-detail-title {
        font-size: 26px;
    }
}

@media (max-width: 767px) {
    .product-actions {
        flex-direction: column;
    }
    
    .product-thumbnails {
        justify-content: center;
    }
    
    .thumbnail {
        width: 60px;
        height: 60px;
        font-size: 22px;
    }
}