/* ==================================
   PRODUCT DETAIL PAGE STYLES
   ================================== */

/* Main Section */
.product-detail {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.product-detail::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(1200px 800px at 100% 0%, rgba(99, 102, 241, 0.08), transparent 60%),
        radial-gradient(1000px 700px at 0% 100%, rgba(16, 185, 129, 0.06), transparent 55%);
    z-index: 0;
}

.product-detail .container {
    position: relative;
    z-index: 1;
}

/* Layout principal */
.product-detail__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-4xl);
}

/* Section média */
.product-detail__media {
    position: sticky;
    top: var(--spacing-2xl);
}

.product-detail__main-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    margin-bottom: var(--spacing-lg);
    background: white;
}

.product-detail__image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: transform 0.3s ease;
    cursor: zoom-in;
}

.product-detail__image:hover {
    transform: scale(1.02);
}

/* Galerie d'images */
.product-detail__gallery {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.gallery-nav {
    background: white;
    border: 2px solid var(--border-color-light);
    color: var(--text-muted);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.gallery-nav:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: scale(1.1);
}

.gallery-thumbnails {
    display: flex;
    gap: var(--spacing-sm);
    flex: 1;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.gallery-thumbnails::-webkit-scrollbar {
    display: none;
}

.gallery-thumbnail {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    flex-shrink: 0;
}

.gallery-thumbnail:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
}

.gallery-thumbnail--active {
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

/* Section informations */
.product-detail__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.product-detail__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.product-detail__category {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: 0.9rem;
    font-weight: 600;
}

.product-detail__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-size: 0.85rem;
    font-weight: 600;
}

.product-detail__title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.product-detail__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

.product-detail__price {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.price-amount {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.price-old {
    font-size: 1.2rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

/* Description et caractéristiques */
.product-detail__description,
.product-detail__features,
.product-detail__usage {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color-light);
}

.product-detail__description h3,
.product-detail__features h3,
.product-detail__usage h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.product-detail__description p {
    color: var(--text-muted);
    line-height: 1.7;
    font-size: 1rem;
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color-light);
}

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

.features-list i {
    color: var(--success-color);
    font-size: 0.9rem;
}

/* Actions produit */
.product-detail__actions {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color-light);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.quantity-selector label {
    font-weight: 600;
    color: var(--text-dark);
}

.quantity-controls {
    display: flex;
    align-items: center;
    border: 2px solid var(--border-color-light);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.quantity-btn {
    background: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-muted);
}

.quantity-btn:hover {
    background: var(--background-light);
    color: var(--primary-color);
}

.quantity-controls input {
    border: none;
    text-align: center;
    width: 60px;
    padding: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-dark);
}

.action-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.action-buttons .btn {
    flex: 1;
    justify-content: center;
}

.btn--favorited {
    background: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
    color: white !important;
}

/* Métadonnées produit */
.product-detail__meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: rgba(99, 102, 241, 0.05);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Produits similaires */
.product-detail__related {
    margin-bottom: var(--spacing-4xl);
}

.product-detail__related h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

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

.related-product {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color-light);
}

.related-product:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.related-product__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.related-product__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-product:hover .related-product__image {
    transform: scale(1.05);
}

.related-product__info {
    padding: var(--spacing-lg);
}

.related-product__info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.related-product__price {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1rem;
}

/* Call to Action */
.product-detail__cta {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-3xl);
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color-light);
}

.product-detail__cta h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.product-detail__cta p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-2xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.cta-actions .btn {
    min-width: 200px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .product-detail__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .product-detail__media {
        position: static;
    }
    
    .product-detail__title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .product-detail {
        padding: var(--spacing-2xl) 0;
    }
    
    .product-detail__title {
        font-size: 1.8rem;
    }
    
    .product-detail__image {
        height: 350px;
    }
    
    .gallery-thumbnail {
        width: 60px;
        height: 60px;
    }
    
    .quantity-selector {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .related-products {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .product-detail__cta {
        padding: var(--spacing-xl);
    }
    
    .product-detail__cta h3 {
        font-size: 1.5rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .product-detail__title {
        font-size: 1.6rem;
    }
    
    .product-detail__image {
        height: 300px;
    }
    
    .gallery-nav {
        width: 35px;
        height: 35px;
    }
    
    .gallery-thumbnail {
        width: 50px;
        height: 50px;
    }
}