.gmmag-image-grid {
    /* Fallbacks - die echten Werte setzt das Template inline aus dem Backend. */
    --image-grid-columns: 4;
    --image-grid-ratio: 4 / 3;
    --image-grid-gap: clamp(0.75rem, 1.5vw, 1.5rem);
    --image-grid-radius: clamp(0.5rem, 1vw, 1rem);

    margin-block: clamp(1rem, 3vw, 3rem);
}

.gmmag-image-grid__header {
    margin-block-end: clamp(1rem, 2vw, 2rem);
}

.gmmag-image-grid__header h2 {
    margin: 0;
}

.gmmag-image-grid__grid {
    display: grid;
    grid-template-columns: 1fr; /* Mobil: eine Spalte */
    gap: var(--image-grid-gap);
}

.gmmag-image-grid__cell {
    margin: 0;
    overflow: hidden;
    border-radius: var(--image-grid-radius);
}

/*
 * Verlinkte Kachel: der Link fuellt die gesamte Kachel, damit die ganze
 * Flaeche klickbar ist. Der Fokusring sitzt auf der figure - das
 * overflow: hidden der Kachel wuerde ihn am Link sonst abschneiden.
 */
.gmmag-image-grid__link {
    display: block;
    border-radius: inherit;
}

.gmmag-image-grid__cell:has(.gmmag-image-grid__link:focus-visible) {
    outline: 3px solid currentColor;
    outline-offset: 3px;
}

.gmmag-image-grid__link .gmmag-image-grid__image {
    transition: transform 200ms ease;
}

.gmmag-image-grid__link:hover .gmmag-image-grid__image,
.gmmag-image-grid__link:focus-visible .gmmag-image-grid__image {
    transform: scale(1.04);
}

@media (prefers-reduced-motion: reduce) {
    .gmmag-image-grid__link .gmmag-image-grid__image {
        transition: none;
    }

    .gmmag-image-grid__link:hover .gmmag-image-grid__image,
    .gmmag-image-grid__link:focus-visible .gmmag-image-grid__image {
        transform: none;
    }
}

.gmmag-image-grid__image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: var(--image-grid-ratio);
    object-fit: cover; /* Bild fuellt die Kachel, statt sie zu verzerren */
}

/*
 * Leere Felder: mobil komplett raus, damit die Bilder luecklos untereinander
 * stehen. Erst wenn das volle Raster steht, halten sie ihre Position frei.
 */
.gmmag-image-grid__cell--empty {
    display: none;
}

@media (min-width: 36em) {
    .gmmag-image-grid__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 62em) {
    .gmmag-image-grid__grid {
        grid-template-columns: repeat(var(--image-grid-columns), 1fr);
    }

    .gmmag-image-grid__cell--empty {
        display: block;
    }
}