/* ==========================================
   ARTWORK DETAIL PAGE STYLES
   Premium Gallery Experience
   ========================================== */

/* BREADCRUMB NAVIGATION */
.breadcrumb {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    font-size: var(--text-sm);
}

.breadcrumb-trail {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--color-red);
    color: var(--color-white);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    border-radius: 2px;
    transition: all var(--transition-base);
}

.btn-back:hover {
    background: var(--color-red);
    color: var(--color-white);
}

.breadcrumb a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

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

.breadcrumb-separator {
    color: var(--color-text-secondary);
}

.breadcrumb-trail span:last-child {
    color: var(--color-white);
    font-weight: 600;
}

@media (max-width: 767px) {
    .breadcrumb .container {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .btn-back {
        width: 100%;
        justify-content: center;
        padding: var(--spacing-md);
    }

    .breadcrumb-trail {
        display: none;
    }
}

/* ARTWORK DETAIL SECTION */
.artwork-detail {
    padding: var(--spacing-4xl) 0;
    background: var(--color-black);
    min-height: 100vh;
}

.artwork-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-5xl);
    align-items: start;
}

/* ARTWORK IMAGES - Premium Gallery Display */
.artwork-images {
    position: sticky;
    top: 120px;
}

.artwork-swiper {
    width: 100%;
    background: var(--color-bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    box-shadow:
        0 4px 6px rgba(0, 0, 0, 0.3),
        0 10px 20px rgba(0, 0, 0, 0.2),
        inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.artwork-swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    padding: var(--spacing-2xl);
}

.artwork-swiper img {
    max-width: 100%;
    max-height: 700px;
    width: auto;
    height: auto;
    display: block;
    margin: 0 auto;
    object-fit: scale-down;
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--color-red);
    opacity: 0.8;
    transition: opacity var(--transition-base);
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    opacity: 1;
}

.swiper-pagination-bullet {
    background: var(--color-text-secondary);
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    background: var(--color-red);
    opacity: 1;
}

.zoom-image-btn {
    width: 100%;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.4);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all var(--transition-base);
    border-radius: 2px;
}

.zoom-image-btn:hover {
    border-color: rgba(255, 255, 255, 0.5);
    color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.05);
}

/* ARTWORK INFORMATION - Enhanced Layout */
.artwork-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
    padding-top: var(--spacing-md);
}

.artwork-title {
    font-family: var(--font-heading);
    font-size: var(--text-5xl);
    color: var(--color-white);
    margin: 0;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.artwork-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: calc(var(--spacing-md) * -1);
}

.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 2px;
}

.status-badge.available {
    background: rgba(135, 169, 107, 0.15);
    color: #87A96B;
    border: 1px solid rgba(135, 169, 107, 0.3);
}

.status-badge.sold {
    background: rgba(255, 68, 68, 0.15);
    color: #ff4444;
    border: 1px solid rgba(255, 68, 68, 0.3);
}

.status-badge.pending {
    background: rgba(255, 153, 68, 0.15);
    color: #ff9944;
    border: 1px solid rgba(255, 153, 68, 0.3);
}

.artwork-price {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-red);
    letter-spacing: -0.02em;
}

/* ARTWORK META - Refined Grid */
.artwork-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg) var(--spacing-xl);
    padding: var(--spacing-xl);
    background: rgba(16, 16, 16, 0.4);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-red);
    border-radius: 2px;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.meta-label {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-secondary);
    font-weight: 600;
}

.meta-value {
    font-size: var(--text-lg);
    color: var(--color-white);
    font-weight: 500;
}

/* ARTWORK DESCRIPTION */
.artwork-description {
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.artwork-description p {
    margin-bottom: var(--spacing-md);
}

.artwork-description p:last-child {
    margin-bottom: 0;
}

/* SIZE SELECTOR FOR VARIANTS */
.artwork-size-selector {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg);
    background: rgba(16, 16, 16, 0.4);
    border: 2px solid var(--color-border);
    border-radius: 2px;
}

.artwork-size-selector label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.artwork-size-select {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    color: var(--color-white);
    font-size: var(--text-base);
    font-family: var(--font-body);
    font-weight: 500;
    border-radius: 2px;
    cursor: pointer;
    transition: all var(--transition-base);
}

.artwork-size-select:hover {
    border-color: var(--color-red);
}

.artwork-size-select:focus {
    outline: none;
    border-color: var(--color-red);
    box-shadow: 0 0 0 3px rgba(133, 0, 0, 0.10);
}

.artwork-size-select option {
    background: var(--color-bg-secondary);
    color: var(--color-white);
    padding: var(--spacing-md);
}

/* CART NOTICE */
.cart-notice-inline {
    background: rgba(135, 169, 107, 0.15);
    color: #87A96B;
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 600;
    border: 1px solid rgba(135, 169, 107, 0.3);
    border-radius: 2px;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ARTWORK ACTIONS - Premium CTAs */
.artwork-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.btn-add-cart,
.btn-buy-now {
    flex: 1;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--text-base);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.btn-add-cart::before,
.btn-buy-now::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-add-cart:hover::before,
.btn-buy-now:hover::before {
    width: 300px;
    height: 300px;
}

.btn-add-cart {
    background: var(--color-red);
    border-color: var(--color-red);
    color: var(--color-white);
}

.btn-add-cart:hover:not(:disabled) {
    background: var(--color-white);
    border-color: var(--color-white);
    color: var(--color-red);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(133, 0, 0, 0.15);
}

.btn-add-cart:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.btn-buy-now {
    background: transparent;
    border-color: var(--color-white);
    color: var(--color-white);
}

.btn-buy-now:hover:not(:disabled) {
    background: var(--color-white);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(255, 255, 255, 0.2);
}

.btn-buy-now:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

/* SHIPPING NOTICE BOX - More Prominent */
.shipping-notice-box {
    background: rgba(133, 0, 0, 0.06);
    border: 1px solid rgba(133, 0, 0, 0.12);
    border-left: 3px solid var(--color-red);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    border-radius: 2px;
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    line-height: 1.6;
}

.shipping-notice-box strong {
    color: var(--color-red);
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: var(--text-base);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ABOUT THE ARTIST - Enhanced Section */
.artwork-additional {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: rgba(16, 16, 16, 0.3);
    border: 1px solid var(--color-border);
    border-radius: 2px;
}

.artwork-additional h3 {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    color: var(--color-white);
    margin: 0 0 var(--spacing-md) 0;
    letter-spacing: -0.01em;
}

.artwork-additional p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin: 0 0 var(--spacing-md) 0;
}

.link-bio {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-red);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
}

.link-bio:hover {
    color: var(--color-white);
    gap: var(--spacing-sm);
}

/* RELATED PAINTINGS SECTION */
.related-paintings {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
}

.section-title {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    color: var(--color-white);
    margin: 0 0 var(--spacing-2xl) 0;
    text-align: center;
    letter-spacing: -0.02em;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.related-grid .gallery-card {
    cursor: pointer;
    transition: transform var(--transition-base);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    overflow: hidden;
    background: var(--color-bg-tertiary);
}

.related-grid .gallery-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-red);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.related-grid .card-image {
    width: 100%;
    height: auto;
    display: block;
    max-height: 400px;
    object-fit: contain;
    transition: transform var(--transition-slow);
    border-bottom: 1px solid var(--color-border);
}

.related-grid .card-info {
    padding: var(--spacing-md);
}

.related-grid .card-title {
    font-size: var(--text-base);
    color: var(--color-white);
    margin: 0 0 var(--spacing-xs) 0;
    font-weight: 600;
}

.related-grid .card-dimensions {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.related-grid .card-status {
    display: inline-block;
    margin-top: var(--spacing-xs);
    padding: 2px var(--spacing-xs);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 2px;
}

.related-grid .card-status.status-sold {
    background: rgba(255, 68, 68, 0.2);
    color: #ff4444;
}

.related-grid .card-status.status-pending {
    background: rgba(255, 153, 68, 0.2);
    color: #ff9944;
}

.gallery-loading {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--color-text-secondary);
}

/* RESPONSIVE - LARGE DESKTOP */
@media (min-width: 1400px) {
    .artwork-grid {
        gap: 6rem;
    }

    .artwork-title {
        font-size: var(--text-6xl);
    }
}

/* RESPONSIVE - TABLET */
@media (max-width: 1023px) {
    .artwork-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .artwork-images {
        position: relative;
        top: 0;
    }

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

    .artwork-meta {
        grid-template-columns: 1fr;
    }

    .artwork-title {
        font-size: var(--text-3xl);
    }

    .artwork-price {
        font-size: var(--text-3xl);
    }
}

/* RESPONSIVE - MOBILE */
@media (max-width: 767px) {
    .artwork-detail {
        padding: var(--spacing-lg) 0;
    }

    .artwork-title {
        font-size: var(--text-2xl);
    }

    .artwork-price {
        font-size: var(--text-2xl);
    }

    .artwork-actions {
        flex-direction: column;
    }

    .btn-add-cart,
    .btn-buy-now {
        width: 100%;
    }

    .related-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .related-grid .card-image {
        height: auto;
        max-height: none;
    }

    .breadcrumb .container {
        font-size: var(--text-xs);
    }

    .artwork-meta {
        padding: var(--spacing-md);
    }

    .artwork-swiper .swiper-slide {
        padding: var(--spacing-sm);
    }

    .artwork-swiper img {
        max-height: none; /* Let image fill width on mobile */
        max-width: 100%;
        width: auto;
    }
}

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

    .section-title {
        font-size: var(--text-2xl);
    }

    .meta-value {
        font-size: var(--text-base);
    }
}

/* LIGHTBOX - Enhanced zoom experience */
.lightbox-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.97);
    z-index: 3000;
}

.lightbox-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: transparent;
    border: none;
    color: var(--color-white);
    font-size: var(--text-3xl);
    cursor: pointer;
    z-index: 10;
    transition: color var(--transition-base);
}

.lightbox-close:hover {
    color: var(--color-red);
}

/* Lightbox content container for zoom interactions */
.lightbox-content {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    overflow: hidden;
    touch-action: none; /* Prevent default touch behaviors for pinch */
}

#lightbox-image {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    transition: transform 0.15s ease-out;
    transform-origin: center center;
    user-select: none;
    -webkit-user-drag: none;
}

/* Zoom hint for desktop */
.lightbox-zoom-hint {
    position: absolute;
    bottom: calc(var(--spacing-lg) + 60px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.6);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 4px;
    font-size: var(--text-xs);
    pointer-events: none;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.lightbox-overlay.zoomed .lightbox-zoom-hint {
    opacity: 0;
}

.lightbox-controls {
    position: absolute;
    bottom: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    z-index: 5;
}

.zoom-in,
.zoom-out {
    background: rgba(133, 0, 0, 0.8);
    border: none;
    color: var(--color-white);
    font-size: var(--text-xl);
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    border-radius: 2px;
    transition: all var(--transition-base);
}

.zoom-in:hover,
.zoom-out:hover {
    background: var(--color-white);
    color: var(--color-red);
}

/* Mobile-specific lightbox adjustments */
@media (max-width: 767px) {
    #lightbox-image {
        max-width: 95%;
        max-height: 85vh;
    }

    .lightbox-controls {
        bottom: var(--spacing-md);
    }

    .lightbox-zoom-hint {
        display: none; /* Hide on mobile - pinch is intuitive */
    }
}