/* METRO GALLERY STYLES */

.vikingo-metro-grid {
    display: grid;
    grid-template-columns: repeat(var(--vikingo-metro-cols, 3), 1fr);
    grid-auto-rows: 200px; /* Base height for rows */
    width: 100%;
    gap: var(--vikingo-metro-gap, 10px);
}

.vikingo-metro-item {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
}

/* Metro Logic - Nth child patterns for visual variety */
/* Standard 1x1 */
.vikingo-metro-item {
    grid-column: span 1;
    grid-row: span 1;
}

/* 2x2 Big Square */
.vikingo-metro-item:nth-child(5n+1) {
    grid-column: span 2;
    grid-row: span 2;
}

/* 2x1 Wide */
.vikingo-metro-item:nth-child(7n+3) {
    grid-column: span 2;
    grid-row: span 1;
}

/* 1x2 Tall */
.vikingo-metro-item:nth-child(9n+5) {
    grid-column: span 1;
    grid-row: span 2;
}

.vikingo-metro-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.vikingo-metro-item:hover img {
    transform: scale(1.1);
}

.vikingo-metro-item a {
    display: block;
    width: 100%;
    height: 100%;
}

.vikingo-metro-caption {
    position: absolute;
    width: 100%;
    height: 25%;
    bottom: 0;
    left: 0;
    mask: linear-gradient(#0000, #000f 80%);
    -webkit-mask: linear-gradient(#0000, #000f 80%);
    backdrop-filter: blur(1rem);
    -webkit-backdrop-filter: blur(1rem);
    translate: 0 1rem;
    opacity: 0;
    transition: translate 0.25s, opacity 0.45s;
    padding: 1rem;
    box-sizing: border-box;
    color: white;
    pointer-events: none;
    display: flex;
    align-items: flex-end;
    line-height: 1.4;
}

.vikingo-metro-item:hover .vikingo-metro-caption {
    opacity: 1;
    translate: 0 0;
}

/* Load More Styles */
.vikingo-load-more-container {
    text-align: center;
    margin-top: 30px;
}

.vikingo-load-more-button {
    padding: 12px 30px;
    background-color: #333;
    color: #fff;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s ease;
}

.vikingo-load-more-button:hover {
    background-color: #000;
}

/* Hidden items for Load More */
.vikingo-metro-item.is-hidden {
    display: none;
}

/* Mobile Adjustments */
@media (max-width: 767px) {
    .vikingo-metro-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        grid-auto-rows: 150px !important; /* Shorter rows to maintain aspect ratio on narrow screen columns */
        gap: var(--vikingo-metro-gap, 10px) !important;
    }
    
    /* Reset desktop spans */
    .vikingo-metro-item:nth-child(n) {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
    }

    /* Retain a simplified Metro layout by spanning every 5th item across 2 columns (full-width banner) */
    .vikingo-metro-item:nth-child(5n+1) {
        grid-column: span 2 !important;
        grid-row: span 1 !important;
    }

    /* Disable hover zoom scale to prevent stutter on tap */
    .vikingo-metro-item:hover img {
        transform: none !important;
    }

    /* Make captions persistently visible on mobile screens */
    .vikingo-metro-wrapper .vikingo-metro-caption {
        opacity: 1 !important;
        background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 80%, transparent 100%) !important;
        padding: 20px 12px 10px !important;
    }

    .vikingo-metro-caption span {
        font-size: 12px;
        text-shadow: 1px 1px 2px rgba(0,0,0,0.4);
    }
}