/* Gallery Page Specific Styles */

.gallery-page-hero {
    padding-top: calc(var(--space-12) + var(--nav-height));
    padding-bottom: var(--space-8);
}

.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-8);
}

.gallery-filter-btn {
    font-family: var(--font-sans);
    font-size: var(--font-size-xs);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-300);
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(148, 163, 184, 0.25);
    background: rgba(15, 23, 42, 0.6);
    cursor: pointer;
    transition: all var(--transition-base);
}

.gallery-filter-btn:hover {
    color: var(--gray-50);
    border-color: rgba(201, 164, 92, 0.5);
    background: rgba(15, 23, 42, 0.9);
}

.gallery-filter-btn.active {
    color: #0b0f12;
    background: radial-gradient(circle at 0 0, #facc15, #c9a45c);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(201, 164, 92, 0.25);
}

/* Gallery Grid Layout and Animations */
.gallery-grid-container {
    min-height: 400px;
}

.gallery-item {
    cursor: pointer;
    overflow: hidden;
    transition: transform var(--transition-base), border-color var(--transition-base);
}

.gallery-item picture {
    display: block;
    width: 100%;
    height: 100%;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    transition: transform var(--transition-slow) cubic-bezier(0.16, 1, 0.3, 1);
}

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

.gallery-item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
    opacity: 0.7;
    transition: opacity var(--transition-base);
    pointer-events: none;
    z-index: 1;
}

.gallery-item:hover::after {
    opacity: 0.85;
}

.gallery-item:hover {
    border-color: rgba(201, 164, 92, 0.7);
}

.gallery-caption {
    z-index: 2;
    transform: translateY(0);
    transition: transform var(--transition-base);
}

/* Filtering Animations (using CSS classes added by JS) */
.gallery-item.filtered-out {
    display: none;
}

/* Lightbox Modal Styles */
.lf-lightbox {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lf-lightbox.open {
    opacity: 1;
    visibility: visible;
}

.lf-lightbox__close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-200);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 110;
    transition: all var(--transition-base);
}

.lf-lightbox__close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent-gold);
    transform: rotate(90deg);
}

.lf-lightbox__content {
    max-width: 90%;
    max-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.lf-lightbox__img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-md);
    border: 1px solid rgba(201, 164, 92, 0.2);
    box-shadow: var(--shadow-lg);
    object-fit: contain;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.lf-lightbox.open .lf-lightbox__img {
    transform: scale(1);
}

.lf-lightbox__caption {
    margin-top: var(--space-4);
    text-align: center;
    max-width: 600px;
}

.lf-lightbox__title {
    font-family: var(--font-serif);
    font-size: var(--font-size-xl);
    color: var(--gray-50);
    margin-bottom: var(--space-1);
}

.lf-lightbox__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Responsiveness adjustments */
@media (max-width: 768px) {
    .gallery-page-hero {
        padding-top: calc(var(--space-8) + var(--nav-height));
        padding-bottom: var(--space-6);
    }
    
    .gallery-filters {
        gap: var(--space-2);
    }
    
    .gallery-filter-btn {
        padding: 0.4rem 0.9rem;
    }
    
    .lf-lightbox__close {
        top: var(--space-3);
        right: var(--space-3);
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
}