/* ===== Media Card Grid =====
   CSS Grid: fills left-to-right, row by row (not column-count top-to-bottom).
   Responsive columns via auto-fill + minmax.
   Virtualize spacer elements (plain divs without a class) span all columns
   so they don't occupy individual grid cells.
*/

.card-columns {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, 1fr);
}

/* Virtualize spacer divs: span entire row so they don't break the grid */
.card-columns > div:not([class]) {
    grid-column: 1 / -1;
}

@media (min-width: 768px) {
    .card-columns {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 992px) {
    .card-columns {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1200px) {
    .card-columns {
        grid-template-columns: repeat(5, 1fr);
    }
}