/**
 * Gallery-specific styles (supplementary to main style.css)
 *
 * @package Concretaco
 */

/* Gallery page banner */
.gallery-page .page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

/* Filter transition */
.gallery-item {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.gallery-item.hidden {
    opacity: 0;
    transform: scale(0.8);
    position: absolute;
    pointer-events: none;
}

/* Masonry-like layout with CSS Grid */
.gallery-grid--masonry {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    grid-auto-rows: 280px;
}

.gallery-grid--masonry .gallery-item:nth-child(4n + 1) {
    grid-row: span 2;
}

.gallery-grid--masonry .gallery-item:nth-child(6n + 3) {
    grid-column: span 2;
}

/* Gallery counter badge */
.gallery-counter {
    text-align: center;
    margin-bottom: var(--space-xl);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.gallery-counter strong {
    color: var(--color-secondary);
    font-size: var(--text-lg);
}

/* Lightbox loading spinner */
.lightbox__content img {
    transition: opacity 0.3s ease;
}

.lightbox__content img[src=""] {
    opacity: 0;
}

/* Lightbox image caption animation */
.lightbox__caption {
    animation: fadeIn 0.3s ease 0.2s both;
}

/* Gallery loading skeleton */
.gallery-item--skeleton {
    background: linear-gradient(90deg, var(--color-light) 25%, var(--color-gray-100) 50%, var(--color-light) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-lg);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Responsive adjustments for gallery */
@media (max-width: 1024px) {
    .gallery-grid--masonry {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 240px;
    }

    .gallery-grid--masonry .gallery-item:nth-child(6n + 3) {
        grid-column: span 1;
    }
}

@media (max-width: 480px) {
    .gallery-grid--masonry {
        grid-template-columns: 1fr;
        grid-auto-rows: 250px;
    }

    .gallery-grid--masonry .gallery-item:nth-child(4n + 1) {
        grid-row: span 1;
    }
}