/**
 * Artwork Gallery Public Styles
 *
 * @package artwork-gallery-pro
 * @since 1.0.0
 */

/* ========================================
   Gallery Wrapper
   ======================================== */
.artwork-gallery-wrapper {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* ========================================
   Gallery Grid Layout
   ======================================== */
.artwork-gallery-grid {
    display: grid;
    gap: 30px;
    margin-bottom: 40px;
}

/* Grid Columns */
.artwork-gallery-grid.columns-2 {
    grid-template-columns: repeat(2, 1fr);
}

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

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

/* ========================================
   Artwork Item
   ======================================== */
.artwork-item {
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.artwork-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Image Wrapper */
.artwork-image-wrapper {
    position: relative;
    overflow: hidden;
    background: #f5f5f5;
    aspect-ratio: 4 / 3;
}

.artwork-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

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

/* Overlay */
.artwork-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.artwork-item:hover .artwork-overlay {
    opacity: 1;
}

.artwork-view-btn {
    padding: 12px 28px;
    background: #ffffff;
    color: #333;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.artwork-view-btn:hover {
    background: #f5f5f5;
    transform: scale(1.05);
}

/* Artwork Info */
.artwork-info {
    padding: 20px;
}

.artwork-title {
    margin: 0 0 5px 0;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
}

.artwork-status-label {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 8px;
}

.artwork-price {
    font-size: 16px;
    font-weight: 700;
    color: #333;
    margin-top: 8px;
}

/* ========================================
   Loading Indicator
   ======================================== */
.artwork-gallery-loading {
    text-align: center;
    padding: 40px 20px;
    display: none;
}

.artwork-gallery-loading.is-loading {
    display: block;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #333;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.artwork-gallery-no-items {
    text-align: center;
    padding: 60px 20px;
    font-size: 16px;
    color: #999;
}

/* ========================================
   Lightbox Modal
   ======================================== */
.artwork-lightbox {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: rgba(0, 0, 0, 0.95) !important;
    z-index: 9999999 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 0 !important;
    margin: 0 !important;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    overflow: hidden !important;
}

.artwork-lightbox.is-open {
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
}

/* Close Button */
.lightbox-close {
    position: absolute !important;
    top: 20px !important;
    right: 20px !important;
    background: rgba(255, 255, 255, 0.1) !important;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    color: #ffffff !important;
    font-size: 36px !important;
    width: 50px !important;
    height: 50px !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    line-height: 1 !important;
    transition: all 0.3s ease;
    z-index: 10 !important;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.5) !important;
    transform: rotate(90deg);
}

/* Navigation Buttons */
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    font-size: 48px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: all 0.3s ease;
    z-index: 10;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

.lightbox-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Lightbox Content */
.lightbox-content {
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    height: 100% !important;
    padding: 80px 100px !important;
    box-sizing: border-box !important;
}

.lightbox-image-wrapper {
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    height: 100% !important;
}

.lightbox-image {
    max-width: 100% !important;
    max-height: 100% !important;
    width: auto !important;
    height: auto !important;
    object-fit: contain !important;
    display: block !important;
}

.lightbox-info {
    display: none !important;
}

.lightbox-title {
    display: none !important;
}

.lightbox-status {
    display: none !important;
}

.lightbox-details {
    display: none !important;
}

.lightbox-description {
    display: none !important;
}

/* Counter */
.lightbox-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

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

/* Tablet */
@media (max-width: 1024px) {
    .artwork-gallery-grid.columns-4 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .lightbox-content {
        padding: 60px 60px !important;
    }
    
    .lightbox-nav {
        width: 50px !important;
        height: 50px !important;
        font-size: 36px !important;
    }
    
    .lightbox-prev {
        left: 10px !important;
    }
    
    .lightbox-next {
        right: 10px !important;
    }
}

@media (max-width: 768px) {
    .artwork-gallery-wrapper {
        padding: 15px;
    }
    
    .artwork-gallery-grid {
        gap: 20px;
    }
    
    .artwork-gallery-grid.columns-3,
    .artwork-gallery-grid.columns-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .artwork-title {
        font-size: 16px;
    }
    
    .artwork-info {
        padding: 15px;
    }
    
    .lightbox-content {
        padding: 60px 40px !important;
    }
    
    .lightbox-nav {
        width: 45px !important;
        height: 45px !important;
        font-size: 32px !important;
    }
    
    .lightbox-prev {
        left: 10px !important;
    }
    
    .lightbox-next {
        right: 10px !important;
    }
    
    .lightbox-close {
        top: 10px !important;
        right: 10px !important;
        width: 40px !important;
        height: 40px !important;
        font-size: 28px !important;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .artwork-gallery-wrapper {
        padding: 10px;
    }
    
    .artwork-gallery-grid {
        gap: 15px;
    }
    
    .artwork-gallery-grid.columns-2,
    .artwork-gallery-grid.columns-3,
    .artwork-gallery-grid.columns-4 {
        grid-template-columns: 1fr;
    }
    
    .artwork-item {
        max-width: 100%;
    }
    
    .artwork-view-btn {
        padding: 10px 20px;
        font-size: 12px;
    }
    
    .lightbox-content {
        padding: 50px 20px !important;
    }
    
    .lightbox-nav {
        width: 40px !important;
        height: 40px !important;
        font-size: 28px !important;
    }
    
    .lightbox-prev {
        left: 5px !important;
    }
    
    .lightbox-next {
        right: 5px !important;
    }
    
    .lightbox-close {
        top: 5px !important;
        right: 5px !important;
        width: 35px !important;
        height: 35px !important;
        font-size: 24px !important;
    }
    
    .lightbox-counter {
        font-size: 12px !important;
        padding: 6px 15px !important;
        bottom: 10px !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .artwork-item {
        background: #2c2c2c;
    }
    
    .artwork-title {
        color: #ffffff;
    }
    
    .artwork-price {
        color: #ffffff;
    }
}