/* ===================================
   Gallery-Specific Styles
   =================================== */

/* Gallery Controls */
.gallery-controls {
    background: var(--color-light);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.controls-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Search Box */
.search-box {
    position: relative;
    max-width: 500px;
    width: 100%;
}

.search-box input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    border: 1px solid var(--color-border);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.1);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-light);
    pointer-events: none;
}

/* Filters */
.filters {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    align-items: center;
}

.filters select {
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 150px;
}

.filters select:focus {
    outline: none;
    border-color: var(--color-accent);
}

.btn-reset {
    padding: 0.875rem 1.5rem;
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

/* Results Info */
.results-info {
    margin-top: var(--spacing-sm);
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* Gallery Grid */
.gallery-section {
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.gallery-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.gallery-item-image {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    background: var(--color-light);
}

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

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

.gallery-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.gallery-item-overlay span {
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.875rem;
    font-weight: 500;
}

.gallery-item-info {
    padding: var(--spacing-sm);
}

.gallery-item-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.gallery-item-year {
    color: var(--color-text-light);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.gallery-item-medium {
    font-size: 0.875rem;
    font-style: italic;
    color: var(--color-text-light);
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    grid-column: 1 / -1;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-spinner p {
    margin-top: var(--spacing-sm);
    color: var(--color-text-light);
}

/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-xl) 0;
    color: var(--color-text-light);
}

.no-results p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

/* Lightbox Modal */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
}

.lightbox-modal.active {
    display: flex;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
}

.lightbox-content {
    position: relative;
    z-index: 10000;
    max-width: 1400px;
    width: 90%;
    max-height: 90vh;
    background: var(--color-white);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    overflow: hidden;
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10001;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(0, 0, 0, 0.9);
}

.lightbox-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-height: 90vh;
    overflow-y: auto;
}

.lightbox-image-container {
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.lightbox-image-container img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
}

.lightbox-info {
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.lightbox-info h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.lightbox-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-border);
}

.artwork-year {
    font-size: 1rem;
    color: var(--color-text-light);
}

.artwork-catalog {
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-family: monospace;
}

.artwork-medium {
    font-style: italic;
    margin-bottom: 0.5rem;
}

.artwork-dimensions {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.artwork-description {
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.artwork-availability {
    padding: var(--spacing-sm);
    background: var(--color-light);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
    font-weight: 500;
}

.artwork-availability.available {
    background: #d4edda;
    color: #155724;
}

.artwork-availability.not-available {
    background: #f8d7da;
    color: #721c24;
}

.lightbox-actions {
    margin-top: var(--spacing-md);
}

/* Lightbox Navigation */
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10001;
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.lightbox-nav:hover {
    background: rgba(0, 0, 0, 0.9);
}

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

.lightbox-prev {
    left: 1rem;
}

.lightbox-next {
    right: 1rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .lightbox-body {
        grid-template-columns: 1fr;
    }

    .lightbox-image-container {
        max-height: 50vh;
    }

    .lightbox-info {
        max-height: 40vh;
    }
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    .filters select,
    .btn-reset {
        width: 100%;
    }

    .lightbox-content {
        width: 95%;
        max-height: 95vh;
    }

    .lightbox-image-container {
        padding: var(--spacing-sm);
    }

    .lightbox-info {
        padding: var(--spacing-sm);
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
    }

    .lightbox-prev {
        left: 0.5rem;
    }

    .lightbox-next {
        right: 0.5rem;
    }
}

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

    .lightbox-info h2 {
        font-size: 1.5rem;
    }
}