/* ─── frame_blocks – brand logo grid ─────────────────────────────────────── */

.fb-grid {
    --fb-green: hsl(151, 32%, 15%);
    --fb-gap: 20px;
    display: grid;
    grid-template-columns: repeat(var(--fb-cols, 3), 1fr);
    gap: var(--fb-gap);
    padding: var(--fb-gap);
    background: transparent;
}

.fb-cell {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

/* ── default state: white cell with centred logo ──────────────────────────── */

.fb-logo {
    position: absolute;
    inset: 0;
    background: #fff !important;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1rem, 3vw, 2rem);
    transition: opacity 280ms ease;
}

.fb-logo img {
    display: block;
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* ── hover state: dark green cell with blurb + link ──────────────────────── */

.fb-hover {
    position: absolute;
    inset: 0;
    background: var(--fb-green);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    padding: clamp(1rem, 3vw, 1.5rem);
    color: #f0ede6;
    font-family: "Geist", "Helvetica Neue", Arial, sans-serif;
    opacity: 0;
    visibility: hidden;
    transition: opacity 280ms ease, visibility 0s 280ms;
    pointer-events: none;
}

.fb-cell:has(.fb-hover):hover .fb-logo,
.fb-cell:has(.fb-hover):focus-within .fb-logo {
    opacity: 0;
}

.fb-cell:has(.fb-hover):hover .fb-hover,
.fb-cell:has(.fb-hover):focus-within .fb-hover {
    opacity: 1;
    visibility: visible;
    transition: opacity 280ms ease, visibility 0s 0s;
    pointer-events: auto;
}

.fb-blurb {
    margin: 0 0 0.75rem;
    font-size: clamp(0.75rem, 1.2vw, 1rem) !important;
    line-height: 1.5;
    font-weight: 400;
}

.fb-link {
    display: inline-block;
    color: #fff;
    font-size: clamp(0.75rem, 1.2vw, 1.1rem);
    font-weight: 700;
    text-decoration: none;
}

/* specificity 0,2,2 to beat div.ccm-page a:not(.btn) from main.css */
div.fb-hover a.fb-link,
div.fb-hover a.fb-link:not(.btn) {
    color: #fff !important;
}

div.fb-hover a.fb-link:hover,
div.fb-hover a.fb-link:focus-visible {
    text-decoration: none;
    color: #9bc0af !important;
}

/* ── responsive columns ───────────────────────────────────────────────────── */

/* tablet: cap at 2 cols regardless of --fb-cols */
@media (max-width: 767px) {
    .fb-grid {
        --fb-gap: 10px;
        grid-template-columns: repeat(2, 1fr);
    }
}

/* mobile: single column */
@media (max-width: 479px) {
    .fb-grid {
        --fb-gap: 4px;
        grid-template-columns: 2fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .fb-logo,
    .fb-hover {
        transition: none;
    }
}