.tile {
    width: 100%;
    aspect-ratio: 1 / 1;      /* vierkant blok */
    border-radius: 4px;
}

/* Kleurvarianten */
.tile.light { background-color: #dde1e8; }
.tile.dark  { background-color: #aeb4be; }

/* Optioneel: extra spacing-tuning per breakpoint */
@media (max-width: 767.98px) {   /* mobile */
    .row.g-3 {
        --bs-gutter-x: 1rem;
        --bs-gutter-y: 1rem;
    }
}