/* 产品中心样式 */
.product-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}
.product-tab {
    padding: 10px 30px;
    background: var(--white);
    border: 2px solid #ddd;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 14px;
    color: var(--gray-dark);
}
.product-tab:hover,
.product-tab.active {
    border-color: var(--primary);
    background: var(--primary);
    color: var(--white);
}
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    background: var(--white);
    border-radius: 8px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}
.product-detail-image {
    background: var(--gray-light);
    border-radius: 8px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
}
.product-detail-info h3 {
    font-size: 22px;
    color: var(--dark);
    margin-bottom: 15px;
}
.product-detail-info .price {
    font-size: 24px;
    color: var(--orange);
    font-weight: bold;
    margin-bottom: 15px;
}
.product-detail-info ul {
    list-style: none;
    margin-bottom: 20px;
}
.product-detail-info li {
    padding: 8px 0;
    color: var(--gray-dark);
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    gap: 10px;
}
.product-detail-info li::before {
    content: '✓';
    color: var(--green);
    font-weight: bold;
}
.guide-section {
    background: var(--white);
    border-radius: 8px;
    padding: 25px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}
.guide-section h3 {
    color: var(--dark);
    font-size: 18px;
    margin-bottom: 15px;
}
.guide-section p {
    color: var(--gray-dark);
    line-height: 1.8;
}

/* 产品特点列表 */
.product-features {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}
.product-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--gray-dark);
}
.check-icon {
    color: var(--green);
    font-weight: bold;
    font-size: 16px;
}

@media screen and (max-width: 768px) {
    .product-detail {
        grid-template-columns: 1fr;
    }
    .product-features {
        grid-template-columns: 1fr;
    }
}