/* static/css/product-detail.css */

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

/* Breadcrumb Navigation */
.breadcrumb {
    padding: 120px 0 2rem 0;
}

.breadcrumb ol {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.9rem;
}

.breadcrumb ol li {
    display: flex;
    align-items: center;
}

.breadcrumb ol li:not(:last-child)::after {
    content: '›';
    margin-left: 0.5rem;
    color: var(--charcoal);
    opacity: 0.6;
}

.breadcrumb a {
    color: var(--teal-green);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--primary-navy);
}

.breadcrumb [aria-current="page"] {
    color: var(--charcoal);
    font-weight: 600;
}

/* Product Hero Section */
.product-hero {
    padding: 1.5rem 0 2.5rem;
    background: var(--off-white);
}

.product-hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

/* Product Media */
.product-media {
    position: sticky;
    top: 100px;
}

.product-image-main {
    position: relative;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    margin-bottom: 1rem;
}

.main-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform var(--transition-fast);
}

.main-image:hover {
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(45deg, var(--accent-yellow), var(--coral-orange));
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: 0 5px 15px rgba(255, 200, 87, 0.4);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.gallery-thumb {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: 10px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.gallery-thumb:hover,
.gallery-thumb.active {
    border-color: var(--accent-yellow);
    transform: scale(1.05);
}

/* Product Info */
.product-info {
    padding: 2rem 0;
}

.product-header {
    margin-bottom: 2rem;
}

.product-category {
    background: var(--teal-green);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.product-subcategory {
    background: var(--warm-gray);
    color: var(--primary-navy);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

.product-header h1 {
    color: var(--primary-navy);
    font-size: 2.5rem;
    margin: 1rem 0 0.5rem 0;
    line-height: 1.2;
}

.product-sku {
    color: var(--charcoal);
    opacity: 0.8;
    font-family: 'Courier New', monospace;
    margin: 0;
}

.product-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--charcoal);
    margin-bottom: 1.2rem;
}

.product-features {
    margin-bottom: 2rem;
}

.product-features h3 {
    color: var(--primary-navy);
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--accent-yellow);
    padding-bottom: 0.5rem;
}

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

.features-list li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--light-gray);
}

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

.features-list i {
    color: var(--teal-green);
    font-size: 1.2rem;
    width: 20px;
    flex-shrink: 0;
}

.product-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.btn-share {
    background: transparent;
    color: var(--primary-navy);
    border: 2px solid var(--primary-navy);
    padding: 1rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-share:hover {
    background: var(--primary-navy);
    color: white;
    transform: translateY(-2px);
}

/* Product Details Tabs */
.product-details {
    padding: 2.5rem 0;
    background: white;
}

.tabs-container {
    max-width: 1000px;
    margin: 0 auto;
}

.tabs-nav {
    display: flex;
    background: var(--warm-gray);
    border-radius: 15px;
    padding: 0.5rem;
    margin-bottom: 2rem;
    overflow-x: auto;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 1rem 2rem;
    color: var(--charcoal);
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.5);
}

.tab-btn.active {
    background: white;
    color: var(--primary-navy);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tabs-content {
    /* Let content set the height. A fixed min-height left several hundred
       pixels of empty space under the shorter tabs. */
    min-height: 0;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease;
}

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

.tab-empty {
    text-align: center;
    padding: 2.5rem 2rem;
    background: var(--warm-gray);
    border-radius: 15px;
}

.tab-empty i {
    font-size: 3rem;
    color: var(--teal-green);
    margin-bottom: 1rem;
}

.tab-empty h4 {
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

/* Specifications Grid */
.specifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.spec-item {
    background: var(--warm-gray);
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid var(--teal-green);
}

.spec-label {
    display: block;
    font-weight: 600;
    color: var(--primary-navy);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.spec-value {
    color: var(--charcoal);
    font-size: 1.1rem;
    font-weight: 500;
}

/* Applications Grid */
.applications-section h3 {
    color: var(--primary-navy);
    margin-bottom: 2rem;
    text-align: center;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.application-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: transform var(--transition-fast);
    border-top: 4px solid var(--accent-yellow);
}

.application-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.application-icon {
    background: linear-gradient(135deg, var(--primary-navy), var(--teal-green));
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

.application-card h4 {
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

/* Quality Section */
.quality-section {
    max-width: 1000px;
    margin: 0 auto;
}

.quality-standards {
    margin-bottom: 4rem;
}

.quality-standards h3 {
    color: var(--primary-navy);
    text-align: center;
    margin-bottom: 2rem;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.cert-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-fast);
}

.cert-item:hover {
    transform: translateY(-5px);
}

.cert-item i {
    font-size: 3rem;
    color: var(--teal-green);
    margin-bottom: 1rem;
}

.cert-item h4 {
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

.cert-item p {
    color: var(--charcoal);
    font-size: 0.9rem;
}

.quality-process h3 {
    color: var(--primary-navy);
    text-align: center;
    margin-bottom: 2rem;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    background: var(--accent-yellow);
    color: var(--primary-navy);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-weight: 700;
    font-size: 1.2rem;
}

.step h4 {
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

.step p {
    color: var(--charcoal);
    font-size: 0.9rem;
}

/* Shipping Section */
.shipping-section {
    max-width: 1000px;
    margin: 0 auto;
}

.shipping-options {
    margin-bottom: 4rem;
}

.shipping-options h3 {
    color: var(--primary-navy);
    text-align: center;
    margin-bottom: 2rem;
}

.shipping-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.shipping-option {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: transform var(--transition-fast);
}

.shipping-option:hover {
    transform: translateY(-5px);
}

.shipping-option i {
    font-size: 2.5rem;
    color: var(--teal-green);
    margin-bottom: 1rem;
}

.shipping-option h4 {
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
}

.shipping-option p {
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: 0.5rem;
}

.shipping-coverage {
    background: var(--warm-gray);
    color: var(--primary-navy);
    padding: 0.3rem 0.8rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.shipping-info h3 {
    color: var(--primary-navy);
    text-align: center;
    margin-bottom: 2rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.info-item {
    background: var(--warm-gray);
    padding: 2rem;
    border-radius: 15px;
}

.info-item h4 {
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

.info-item p {
    color: var(--charcoal);
    line-height: 1.6;
}

/* Related Products */
.related-products {
    padding: 2.5rem 0;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.related-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: all var(--transition-fast);
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.related-image {
    height: 200px;
    overflow: hidden;
}

.related-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-fast);
}

.related-card:hover .related-image img {
    transform: scale(1.1);
}

.placeholder-image {
    width: 100%;
    height: 100%;
    background: var(--warm-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--charcoal);
    font-size: 3rem;
}

.related-content {
    padding: 2rem;
}

.related-content h3 {
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.related-content p {
    color: var(--charcoal);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.related-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-outline {
    background: transparent;
    color: var(--primary-navy);
    border: 2px solid var(--primary-navy);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    flex: 1;
    text-align: center;
}

.btn-outline:hover {
    background: var(--primary-navy);
    color: white;
}

.btn-primary-small {
    background: var(--accent-yellow);
    color: var(--primary-navy);
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    flex: 1;
    text-align: center;
}

.btn-primary-small:hover {
    background: var(--coral-orange);
    color: white;
    transform: translateY(-2px);
}

.view-all-products {
    text-align: center;
}

/* Product CTA */
.product-cta {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--charcoal) 100%);
    color: white;
    padding: 2.5rem 0;
    text-align: center;
}

.cta-content h2 {
    color: white;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.9;
}

.contact-item i {
    color: var(--accent-yellow);
    font-size: 1.2rem;
}

/* New Product Header Overlay Styles */
.product-header-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(29, 51, 84, 0.85); /* --primary-navy with opacity */
    color: #fff;
    padding: 1.2rem 1.5rem 1rem 1.5rem;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    z-index: 2;
}

.product-header-overlay h1 {
    margin: 0.5rem 0 0 0;
    font-size: 2rem;
    color: #fff;
    line-height: 1.2;
}

.product-header-overlay .product-category,
.product-header-overlay .product-subcategory {
    display: inline-block;
    margin-right: 0.5rem;
    background: var(--teal-green);
    color: #fff;
    padding: 0.3rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
}

.product-header-overlay .product-subcategory {
    background: var(--accent-yellow);
    color: var(--primary-navy);
}

/* Responsive Design */
@media (max-width: 968px) {
    .product-hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .product-media {
        position: static;
    }
    
    .product-header h1 {
        font-size: 2rem;
    }
    
    .tabs-nav {
        flex-direction: column;
    }
    
    .tab-btn {
        flex: none;
    }
    
    .related-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .breadcrumb {
        padding: 100px 0 1rem 0;
    }
    
    .product-hero {
        padding: 1rem 0 3rem;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .specifications-grid,
    .applications-grid,
    .certifications-grid,
    .process-steps,
    .shipping-grid,
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 600px) {
    .product-actions {
        flex-direction: column;
        gap: 0.7rem;
    }
    .product-actions a,
    .product-actions button {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .product-header h1 {
        font-size: 1.8rem;
    }
    
    .features-list li {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .related-actions {
        flex-direction: column;
    }
    
    .gallery-thumb {
        height: 60px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}