/* =========================================
   Product Detail Page - Pure Armor
   ========================================= */

.product-detail-section {
    padding: 140px 0 80px;
    min-height: 100vh;
}

.product-detail-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Breadcrumb */
.product-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 30px;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    opacity: 0.7;
    flex-wrap: wrap;
}

.product-breadcrumb a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

.product-breadcrumb .separator {
    color: var(--color-text-muted);
    opacity: 0.3;
}

.product-breadcrumb .current {
    color: var(--color-primary-accent);
}

/* Main Layout */
.product-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

/* Gallery */
.product-gallery {
    position: relative;
}

.product-main-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.06);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-main-image:hover img {
    transform: scale(1.03);
}

.product-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.product-thumbnail {
    aspect-ratio: 4/3;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    background: rgba(0,0,0,0.3);
    transition: all 0.3s ease;
    opacity: 0.5;
}

.product-thumbnail.active {
    border-color: var(--color-primary-accent);
    opacity: 1;
}

.product-thumbnail:hover {
    opacity: 0.8;
}

.product-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Product Info */
.product-info-detail {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-detail-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.product-detail-badge span {
    display: inline-block;
    background: rgba(0, 242, 254, 0.1);
    color: var(--color-primary-accent);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 6px;
    border: 1px solid rgba(0, 242, 254, 0.15);
}

.product-detail-brand {
    display: inline-block;
    background: rgba(255,255,255,0.06);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.08);
}

.product-detail-title {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-text-primary);
    letter-spacing: -0.5px;
}

.product-detail-price {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-primary-accent);
}

.product-detail-price .price-note {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
    opacity: 0.7;
    margin-left: 8px;
}

.product-detail-stock {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
}

.stock-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #00ff64;
    display: inline-block;
    animation: stockPulse 2s infinite;
}

.stock-dot.low {
    background: #ffc800;
}

.stock-dot.out {
    background: #ff4444;
}

@keyframes stockPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.product-detail-description {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Specifications */
.product-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 10px 0;
}

.product-spec {
    display: flex;
    justify-content: space-between;
    padding: 10px 14px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 8px;
    font-size: 0.82rem;
}

.product-spec .spec-label {
    color: var(--color-text-muted);
    opacity: 0.7;
}

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

/* Compatibilities */
.compatibilities-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.compatibility-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: rgba(0, 242, 254, 0.03);
    border: 1px solid rgba(0, 242, 254, 0.08);
    border-radius: 8px;
    font-size: 0.85rem;
}

.compatibility-item svg {
    width: 16px;
    height: 16px;
    color: var(--color-primary-accent);
    flex-shrink: 0;
}

/* Actions */
.product-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
}

.product-actions .qty-selector {
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-actions .qty-selector label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.qty-controls {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    overflow: hidden;
}

.qty-controls button {
    width: 38px;
    height: 38px;
    border: none;
    background: rgba(255,255,255,0.03);
    color: var(--color-text-primary);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s;
}

.qty-controls button:hover {
    background: rgba(0, 242, 254, 0.1);
}

.qty-controls input {
    width: 50px;
    height: 38px;
    border: none;
    border-left: 1px solid rgba(255,255,255,0.05);
    border-right: 1px solid rgba(255,255,255,0.05);
    background: transparent;
    color: var(--color-text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    font-family: var(--font-family-main);
    outline: none;
}

.btn-add-cart-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 30px;
    background: linear-gradient(135deg, #00F2FE 0%, #00c6d6 100%);
    color: #000;
    border: none;
    border-radius: 10px;
    font-family: var(--font-family-main);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-add-cart-large svg {
    width: 20px;
    height: 20px;
}

.btn-add-cart-large:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 242, 254, 0.3);
}

.btn-whatsapp-query {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 30px;
    background: rgba(255,255,255,0.03);
    color: var(--color-text-primary);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    font-family: var(--font-family-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    text-decoration: none;
}

.btn-whatsapp-query svg {
    width: 20px;
    height: 20px;
    color: #25D366;
}

.btn-whatsapp-query:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.2);
}

/* Features / Highlights */
.product-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin: 10px 0;
}

.highlight-item {
    text-align: center;
    padding: 16px 12px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 10px;
}

.highlight-item svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary-accent);
    margin-bottom: 8px;
}

.highlight-item h4 {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 4px;
}

.highlight-item p {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    opacity: 0.7;
    line-height: 1.3;
}

/* Additional Info Section */
.product-additional-info {
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.product-info-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    margin-bottom: 30px;
}

.product-info-tab {
    padding: 12px 24px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--color-text-muted);
    font-family: var(--font-family-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.product-info-tab:hover {
    color: var(--color-text-primary);
}

.product-info-tab.active {
    color: var(--color-primary-accent);
    border-bottom-color: var(--color-primary-accent);
}

.tab-content {
    display: none;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 800px;
}

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

.tab-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

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

.tab-content ul li {
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.tab-content ul li::before {
    content: '›';
    position: absolute;
    left: 0;
    color: var(--color-primary-accent);
    font-weight: 700;
}

/* Related Products */
.related-products {
    margin-top: 60px;
}

.related-products h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: 25px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

/* Lightbox */
.product-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.product-lightbox.active {
    opacity: 1;
    pointer-events: all;
}

.product-lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(8px);
}

.product-lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.product-lightbox-close {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(0,0,0,0.5);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: all 0.3s ease;
}

.product-lightbox-close svg {
    width: 22px;
    height: 22px;
}

.product-lightbox-close:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

/* Back button */
.back-to-store {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 20px;
    transition: color 0.3s;
}

.back-to-store svg {
    width: 16px;
    height: 16px;
}

.back-to-store:hover {
    color: var(--color-primary-accent);
}

/* Responsive */
@media (max-width: 768px) {
    .product-detail-section {
        padding: 110px 0 60px;
    }

    .product-main {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .product-detail-title {
        font-size: 1.5rem;
    }

    .product-detail-price {
        font-size: 1.6rem;
    }

    .product-specs {
        grid-template-columns: 1fr;
    }

    .product-highlights {
        grid-template-columns: 1fr;
    }

    .product-thumbnails {
        grid-template-columns: repeat(4, 1fr);
    }

    .related-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .related-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
}