.banner-mosaic {
    display: grid;
    /* Changed to 3 columns to match the new layout */
    grid-template-columns: repeat(3, 1fr); 
    grid-auto-rows: 507px;
    gap: 20px;
    padding: 64px;
}

.banner-card {
    position: relative;
    overflow: hidden;
    display: block;
}

.banner-card img {
    width: 100%;
    height: 100%;
    object-fit: inherit;
    transition: .4s ease;
}

.banner-card:hover img {
    transform: scale(1.05);
}

.banner-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.25);
    text-align: center;
}

.banner-overlay h3 {
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    text-transform: uppercase;
    margin: 0;
}

/* ===== Sizes ===== */

.banner-card.large {
    grid-column: span 1; /* Changed from 2 to 1 so it sits in the left column */
    grid-row: span 2;    /* Keeps it tall */
}

.banner-card.medium {
    grid-column: span 2;
    grid-row: span 1;
}

.banner-card.small {
    grid-column: span 1;
    grid-row: span 1;
}

/* Optional: Add this for mobile screens so they stack neatly */
@media (max-width: 768px) {
    .banner-mosaic {
        grid-template-columns: 1fr;
    }
    .banner-card.large,
    .banner-card.medium,
    .banner-card.small {
        grid-column: span 1;
        grid-row: span 1;
    }
}