/* =========================================
   VARNIKA — Product Details Page
   ========================================= */

/* Page Header (compact for product) */
.page-header {
    background-color: var(--color-cream-dark);
    padding: 24px 0 20px;
    border-bottom: 1px solid var(--color-border);
}

.page-header .breadcrumb {
    margin-bottom: 0;
}

/* Product Main */
.product-main {
    padding: 40px 0 60px;
    background-color: var(--color-cream);
}

.product-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

/* =========================================
   Image Gallery
   ========================================= */

.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.gallery-main {
    position: relative;
}

.main-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-cream-dark);
    aspect-ratio: 3/4;
    cursor: crosshair;
}

.main-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Zoom Lens */
.zoom-lens {
    position: absolute;
    width: 120px;
    height: 120px;
    border: 2px solid var(--color-gold);
    background-color: rgba(255,255,255,0.2);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-fast);
    border-radius: var(--radius-sm);
}

.main-image-wrapper:hover .zoom-lens {
    opacity: 1;
}

/* Zoom Result Panel */
.zoom-result {
    position: absolute;
    top: 0;
    left: calc(100% + 20px);
    width: 500px;
    height: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    background-color: var(--color-white);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 50;
}

.zoom-result.active {
    opacity: 1;
    visibility: visible;
}

.zoom-result img {
    position: absolute;
    width: 200%;
    height: 200%;
    object-fit: cover;
    max-width: none;
}

/* Thumbnails */
.gallery-thumbs {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.thumb {
    width: 80px;
    height: 100px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    flex-shrink: 0;
    transition: all var(--transition-fast);
    background-color: var(--color-cream-dark);
    padding: 0;
}

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

.thumb:hover {
    border-color: var(--color-gold-light);
}

.thumb.active {
    border-color: var(--color-maroon);
    box-shadow: 0 0 0 2px var(--color-white), 0 0 0 4px var(--color-maroon);
}

/* =========================================
   Product Info Panel
   ========================================= */

.product-info-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.product-category-tag {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-gold-dark);
}

.product-rating-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stars {
    color: var(--color-gold);
    font-size: 1rem;
    letter-spacing: 2px;
}

.review-count {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.product-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.2;
}

/* Price Block */
.product-price-block {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.current-price {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-maroon);
}

.old-price {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
}

.discount-badge {
    padding: 6px 14px;
    background-color: var(--color-maroon);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
}

/* Short Description */
.product-short-desc {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
    max-width: 540px;
}

/* Details List */
.product-details-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 4px 0;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-light);
}

.detail-value {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-dark);
    text-align: right;
}

.detail-value.in-stock {
    color: var(--color-success);
}

.detail-value.low-stock {
    color: var(--color-warning);
}

.detail-value.out-of-stock {
    color: var(--color-danger);
}

.btn-add-cart:disabled,
.btn-buy-now:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Quantity & Actions */
.product-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.quantity-selector {
    display: inline-flex;
    align-items: center;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    height: 48px;
}

.qty-btn {
    width: 48px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-cream);
    color: var(--color-dark);
    font-size: 1.25rem;
    font-weight: 500;
    transition: background-color var(--transition-fast);
    user-select: none;
}

.qty-btn:hover:not(:disabled) {
    background-color: var(--color-beige);
}

.qty-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.qty-input {
    width: 56px;
    height: 100%;
    border: none;
    text-align: center;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
    background-color: var(--color-white);
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Action Buttons */
.action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.btn-add-cart {
    grid-column: 1 / -1;
    padding: 16px;
    background-color: var(--color-maroon);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-medium);
    border: 1.5px solid var(--color-maroon);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-add-cart:hover {
    background-color: var(--color-maroon-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(123,30,46,0.25);
}

.btn-add-cart.added {
    background-color: var(--color-success);
    border-color: var(--color-success);
}

.btn-wishlist {
    padding: 14px;
    background-color: var(--color-white);
    color: var(--color-dark);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    border: 1.5px solid var(--color-border);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-wishlist:hover {
    border-color: var(--color-maroon);
    color: var(--color-maroon);
}

.btn-wishlist.active {
    background-color: var(--color-maroon);
    color: var(--color-white);
    border-color: var(--color-maroon);
}

.btn-buy-now {
    padding: 14px;
    background-color: var(--color-dark);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    border: 1.5px solid var(--color-dark);
    cursor: pointer;
}

.btn-buy-now:hover {
    background-color: var(--color-gold-dark);
    border-color: var(--color-gold-dark);
}

/* Trust Badges */
.trust-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    padding-top: 8px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.trust-item svg {
    color: var(--color-gold);
    flex-shrink: 0;
}

/* =========================================
   Product Tabs
   ========================================= */

.product-tabs-section {
    padding: 60px 0;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
}

.tabs-header {
    display: flex;
    gap: 0;
    border-bottom: 1.5px solid var(--color-border);
    margin-bottom: 32px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-btn {
    padding: 16px 24px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-light);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    color: var(--color-dark);
}

.tab-btn.active {
    color: var(--color-maroon);
    border-bottom-color: var(--color-maroon);
    font-weight: 600;
}

/* Tab Panels */
.tabs-content {
    position: relative;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.4s ease;
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-inner {
    max-width: 800px;
}

.tab-inner h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 16px;
}

.tab-inner h4 {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-dark);
    margin: 24px 0 12px;
}

.tab-inner p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

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

.tab-inner ul li {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.8;
    padding: 6px 0 6px 24px;
    position: relative;
}

.tab-inner ul li::before {
    content: '✦';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-size: 0.75rem;
}

/* Care Grid */
.care-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
}

.care-item {
    padding: 20px;
    background-color: var(--color-cream);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.care-icon {
    font-size: 1.25rem;
    color: var(--color-gold);
    margin-bottom: 8px;
    display: block;
}

.care-item h5 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.care-item p {
    font-size: 0.875rem;
    margin: 0;
}

/* Shipping Details */
.shipping-details {
    display: flex;
    flex-direction: column;
    gap: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-top: 20px;
}

.ship-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border);
}

.ship-row:last-child {
    border-bottom: none;
}

.ship-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-dark);
}

.ship-value {
    font-size: 0.875rem;
    color: var(--color-text-light);
    text-align: right;
    max-width: 60%;
}

/* Reviews */
.reviews-summary {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
    background-color: var(--color-cream);
    border-radius: var(--radius-md);
    margin-bottom: 32px;
    border: 1px solid var(--color-border);
}

.rating-big {
    text-align: center;
}

.rating-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1;
}

.rating-stars {
    display: block;
    color: var(--color-gold);
    font-size: 1.25rem;
    letter-spacing: 3px;
    margin: 8px 0;
}

.rating-total {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.rating-bars {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rating-bar {
    display: grid;
    grid-template-columns: 30px 1fr 40px;
    align-items: center;
    gap: 12px;
    font-size: 0.875rem;
}

.rating-bar .bar {
    height: 6px;
    background-color: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
}

.rating-bar .fill {
    height: 100%;
    background-color: var(--color-gold);
    border-radius: 3px;
}

.reviews-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.review-card {
    padding: 24px;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: box-shadow var(--transition-medium);
}

.review-card:hover {
    box-shadow: var(--shadow-sm);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.reviewer-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--color-maroon);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
    flex-shrink: 0;
}

.reviewer-info h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-dark);
}

.review-date {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.review-rating {
    margin-left: auto;
    color: var(--color-gold);
    font-size: 0.9375rem;
    letter-spacing: 1.5px;
}

.review-text {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
    font-style: italic;
}

/* =========================================
   Related Products
   ========================================= */

.related-section {
    padding: 80px 0;
    background-color: var(--color-cream);
}

.related-section .section-header {
    text-align: center;
    margin-bottom: 48px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* Reuse product card styles from theme */
.related-grid .product-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-medium), transform var(--transition-medium);
}

.related-grid .product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

/* =========================================
   Responsive
   ========================================= */

@media (min-width: 640px) {
    .product-layout {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .product-title {
        font-size: 2rem;
    }

    .care-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .reviews-summary {
        grid-template-columns: auto 1fr;
        align-items: center;
    }

    .related-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (min-width: 1024px) {
    .product-main {
        padding: 60px 0 80px;
    }

    .product-layout {
        grid-template-columns: 1fr 1.1fr;
        gap: 60px;
        align-items: start;
    }

    .gallery-thumbs {
        flex-direction: column;
        overflow-x: visible;
        overflow-y: auto;
        max-height: 480px;
        order: -1;
    }

    .product-gallery {
        flex-direction: row;
        gap: 16px;
    }

    .gallery-main {
        flex: 1;
    }

    .thumb {
        width: 72px;
        height: 90px;
    }

    .product-title {
        font-size: 2.25rem;
    }

    .action-buttons {
        grid-template-columns: 1.5fr 1fr 1fr;
    }

    .btn-add-cart {
        grid-column: 1;
    }

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

    .related-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
}

@media (min-width: 1280px) {
    .product-layout {
        gap: 80px;
    }

    .zoom-result {
        width: 600px;
    }
}