.icon-grid {
    width: 100%;
    height: auto;
    display: grid;
    grid-template-columns: repeat(9, minmax(0, 1fr));
    gap: 12px;
    box-sizing: border-box;
}

    .icon-grid img {
        display: block;
        width: 100%;
        height: auto;
    }

/* mobil: mřížka 3x3 */
@media (max-width: 767px) {
    .icon-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}