/* Bento Grid Gallery Styles */

:root {
    --skeleton-bg: #e0e0e0;
    --skeleton-shimmer: linear-gradient(90deg, #e0e0e0 25%, #f0f0f0 50%, #e0e0e0 75%);
}

html {
    scroll-behavior: smooth;
}

.gallery-section {
    padding: 80px 0;
    background: #f9f9f9;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    grid-auto-rows: 200px;
    grid-gap: 20px;
    grid-auto-flow: dense;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    background: var(--skeleton-bg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.6s ease, filter 0.6s ease;
    opacity: 0;
    transform: translateY(20px);
    filter: blur(5px);
}

.gallery-item.visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.gallery-item.loaded img {
    opacity: 1;
}

/* Bento Sizes */
.item-wide {
    grid-column: span 2;
}

.item-tall {
    grid-row: span 2;
}

.item-large {
    grid-column: span 2;
    grid-row: span 2;
}

/* Skeleton Loading */
.skeleton {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--skeleton-shimmer);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite linear;
}

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

.gallery-item.loaded .skeleton {
    display: none;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    .bento-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 180px;
    }
}

@media (max-width: 768px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 150px;
        grid-gap: 15px;
    }
    .item-large {
        grid-column: span 2;
        grid-row: span 2;
    }
    .item-wide {
        grid-column: span 2;
    }
    .item-tall {
        grid-row: span 2;
    }
}

@media (max-width: 480px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 140px;
        grid-gap: 10px;
    }
    /* On very small screens, avoid making items too tiny but keep the grid feel */
    .item-large {
        grid-column: span 2;
        grid-row: span 2;
    }
    .item-wide {
        grid-column: span 2;
    }
    /* item-tall stays span 1 but taller rows */
}

/* Hover Overlay */
.gallery-overlay {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: #fff;
    transition: bottom 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.gallery-item:hover .gallery-overlay {
    bottom: 0;
}

.gallery-overlay h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}