.product-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.product-gallery {
    position: sticky;
    top: 100px;
}

.main-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
}

.thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.thumbnail {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    /*border: 2px solid transparent;*/
    transition: border-color var(--transition-fast);
}

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

.product-info {
    padding: var(--spacing-md) 0;
}

.product-title {
    font-size: var(--font-size-h2);
    margin-bottom: var(--spacing-sm);
}

.product-price {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.product-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md);
    background: var(--background-light);
    border-radius: 8px;
}

.meta-item {
    font-size: 14px;
}

.meta-label {
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.meta-value {
    font-weight: 600;
    color: var(--text-primary);
}

.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.tabs {
    border-bottom: 2px solid var(--border-color);
    margin: var(--spacing-xl) 0 var(--spacing-lg);
}

.tab-buttons {
    display: flex;
    gap: 0;
}

.tab-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    background: none;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

.tab-btn.active,
.tab-btn:hover {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
}

.specs-table th,
.specs-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.specs-table th {
    background: var(--background-light);
    font-weight: 600;
    color: var(--text-primary);
}

.application-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.application-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--background-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.application-icon {
    width: 80px;
    height: 80px;
    background: #fff;;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 36px;
    color: white;
}

.related-products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

@media (max-width: 1024px) {
    .product-hero {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-gallery {
        position: static;
    }
}

/* Installation Guide Styles */
.tab-content ol {
    padding-left: 20px;
    line-height: 1.8;
}

.tab-content ul {
    list-style: none;
    padding: 0;
}

.tab-content ul li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

.tab-content ul li span {
    color: var(--primary-color);
    margin-right: 8px;
}

/* Case Studies Styles */
.case-project-info {
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* Related Products Styles */
.related-products .btn {
    margin-top: 12px;
}

@media (max-width: 768px) {
    .thumbnail-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .product-meta {
        grid-template-columns: 1fr;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .tab-buttons {
        flex-wrap: wrap;
    }
}

.card-content h4{
    line-height:22px;
}