/* Responsive CSS for Treluce Light Website */

/* Large Desktop */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .references-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Medium Desktop */
@media (min-width: 992px) and (max-width: 1199px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .references-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet */
@media (min-width: 768px) and (max-width: 991px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .references-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .filter-options {
        flex-direction: column;
    }
    
    .filter-option {
        text-align: center;
    }
}

/* Mobile */
@media (max-width: 767px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .filter-section h3 {
        font-size: 1.5rem;
    }
    
    .contact-content {
        gap: 30px;
    }
    
    .contact-card {
        padding: 20px;
    }
    
    .product-detail {
        gap: 30px;
    }
    
    .thumbnail-images {
        flex-wrap: wrap;
    }
    
    .thumbnail {
        width: 60px;
        height: 60px;
    }
    
    .spec-table td {
        display: block;
        width: 100%;
        text-align: left;
    }
    
    .spec-table td:first-child {
        width: 100%;
        font-weight: bold;
        border-bottom: none;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .products-grid {
        gap: 20px;
    }
    
    .product-card .product-info {
        padding: 15px;
    }
    
    .categories-grid {
        gap: 15px;
    }
    
    .category-card {
        padding: 20px;
    }
    
    .references-grid {
        gap: 20px;
    }
    
    .reference-info {
        padding: 15px;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 10px;
    }
    
    .main-header .header-top {
        padding: 15px 0;
    }
    
    .logo img {
        max-width: 120px;
    }
}

/* Extra Small Mobile */
@media (max-width: 320px) {
    .container {
        padding: 0 10px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .references-grid {
        grid-template-columns: 1fr;
    }
}

/* Touch Device Improvements */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .filter-option,
    .category-card,
    .product-card,
    .reference-card {
        transition: none;
    }
    
    .btn:hover,
    .filter-option:hover,
    .category-card:hover,
    .product-card:hover,
    .reference-card:hover {
        transform: none;
    }
    
    .btn:active,
    .filter-option:active,
    .category-card:active {
        transform: scale(0.98);
    }
}

/* Print Styles */
@media print {
    .main-header,
    .main-footer,
    .btn,
    .mobile-menu-toggle {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: black;
        background: white;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .hero-section {
        background: none;
        color: black;
        padding: 20px 0;
    }
    
    .product-image img,
    .reference-image img {
        max-width: 200px;
        height: auto;
    }
}