/* Step34: light gallery showcase + larger cinematic lightbox. No migrations. */

/* Gallery landing: light, editorial, album-focused */
.mediahub-page {
    --mh-bg: #f8fafc;
    --mh-card: rgba(255,255,255,.92);
    --mh-border: rgba(15, 23, 42, .09);
    --mh-muted: #64748b;
    --mh-ink: #0f172a;
}

.mediahub-page .mediahub-hero {
    position: relative;
    padding: clamp(28px, 5vw, 54px) clamp(18px, 4vw, 42px);
    margin: 6px 0 24px;
    border: 1px solid var(--mh-border);
    border-radius: 28px;
    background:
        radial-gradient(circle at 86% 18%, rgba(37, 99, 235, .12), transparent 28%),
        radial-gradient(circle at 10% 80%, rgba(185, 28, 28, .08), transparent 30%),
        linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 0 20px 52px rgba(15, 23, 42, .07);
    overflow: hidden;
}

.mediahub-page .mediahub-hero::after {
    content: "";
    position: absolute;
    right: -80px;
    bottom: -100px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    border: 34px solid rgba(37, 99, 235, .06);
    pointer-events: none;
}

.mediahub-page .mediahub-hero .directory-kicker {
    margin-bottom: 12px;
    color: #b91c1c;
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.mediahub-page .mediahub-hero h1 {
    max-width: 760px;
    margin-bottom: 12px;
    font-family: var(--st-title-font, "Source Serif 4", Georgia, serif);
    font-weight: 700;
    letter-spacing: -.045em;
    color: var(--mh-ink);
}

.mediahub-page .mediahub-hero p:not(.directory-kicker) {
    max-width: 640px;
    color: var(--mh-muted);
    line-height: 1.58;
}

.mediahub-categories {
    gap: 10px;
    margin-bottom: 28px;
    padding: 4px 0;
    overflow-x: auto;
    flex-wrap: nowrap;
}

.mediahub-categories a {
    white-space: nowrap;
    min-height: 40px;
    padding: 0 16px;
    border-color: rgba(148, 163, 184, .30);
    background: rgba(255,255,255,.92);
    box-shadow: 0 8px 20px rgba(15, 23, 42, .04);
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.mediahub-categories a:hover {
    transform: translateY(-1px);
    border-color: rgba(37, 99, 235, .35);
    box-shadow: 0 14px 28px rgba(15, 23, 42, .07);
}

.mediahub-section,
.mediahub-featured {
    margin-top: 28px;
}

.mediahub-section h2,
.mediahub-featured h2 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    color: #111827;
    font-size: clamp(1.35rem, 3vw, 1.9rem);
    letter-spacing: -.025em;
}

.mediahub-section h2::after,
.mediahub-featured h2::after {
    content: "";
    height: 1px;
    flex: 1;
    background: linear-gradient(90deg, rgba(15, 23, 42, .16), transparent);
}

.mediahub-album-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 22px;
}

.mediahub-album-grid--featured {
    grid-template-columns: repeat(6, 1fr);
}

.mediahub-album-grid--featured .mediahub-album-card {
    grid-column: span 2;
}

.mediahub-album-grid--featured .mediahub-album-card:first-child {
    grid-column: span 3;
}

.mediahub-album-grid--featured .mediahub-album-card:first-child .mediahub-album-card__cover {
    aspect-ratio: 16 / 10;
}

.mediahub-album-card {
    position: relative;
    border: 1px solid rgba(148, 163, 184, .18);
    border-radius: 24px;
    background: var(--mh-card);
    overflow: hidden;
    box-shadow: 0 12px 34px rgba(15, 23, 42, .06);
    transition: transform .20s ease, box-shadow .20s ease, border-color .20s ease;
}

.mediahub-album-card:hover {
    transform: translateY(-3px);
    border-color: rgba(37, 99, 235, .26);
    box-shadow: 0 20px 50px rgba(15, 23, 42, .11);
}

.mediahub-album-card__cover {
    position: relative;
    aspect-ratio: 16 / 11;
    border-radius: 0;
}

.mediahub-album-card__cover::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 46%;
    background: linear-gradient(180deg, transparent, rgba(15, 23, 42, .30));
    opacity: .65;
    transition: opacity .2s ease;
}

.mediahub-album-card:hover .mediahub-album-card__cover::after {
    opacity: .82;
}

.mediahub-album-card__cover img {
    transform: scale(1.001);
    transition: transform .32s ease, filter .32s ease;
}

.mediahub-album-card:hover .mediahub-album-card__cover img {
    transform: scale(1.055);
    filter: saturate(1.04) contrast(1.02);
}

.mediahub-album-card__body {
    padding: 16px 18px 18px;
}

.mediahub-album-card__body p {
    font-size: .72rem;
    letter-spacing: .08em;
}

.mediahub-album-card__body h3 {
    font-size: clamp(1.15rem, 2vw, 1.42rem);
    letter-spacing: -.025em;
}

.mediahub-album-card__body span {
    display: block;
    margin-bottom: 12px;
    line-height: 1.45;
}

.mediahub-album-card__body small {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    background: #f1f5f9;
    color: #475569;
    font-size: .78rem;
    font-weight: 650;
}

/* Album detail: cleaner page, more photo-centric */
.mediahub-detail .mediahub-hero {
    border: 0;
    margin-bottom: 18px;
    padding-bottom: 10px;
}

.mediahub-detail .mediahub-title-row h1 {
    font-family: var(--st-title-font, "Source Serif 4", Georgia, serif);
    font-weight: 700;
    letter-spacing: -.045em;
}

.mediahub-detail .mediahub-meta {
    font-size: 1rem;
}

.mediahub-photo-masonry {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.mediahub-photo-wrap {
    border-radius: 20px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, .09);
}

.mediahub-photo-card:nth-child(7n + 1) .mediahub-photo-wrap,
.mediahub-photo-card:nth-child(7n + 4) .mediahub-photo-wrap {
    aspect-ratio: 16 / 11;
}

.mediahub-photo-wrap::after {
    background: linear-gradient(180deg, rgba(2,6,23,.12), transparent 36%, rgba(2,6,23,.18));
}

/* Tiny admin dots: available, but no longer visually heavy */
.mediahub-dots--photo > summary {
    width: 18px !important;
    height: 18px !important;
    min-width: 18px !important;
    min-height: 18px !important;
    background: rgba(15, 23, 42, .34) !important;
    opacity: .78;
}

.mediahub-dots--photo > summary::before {
    width: 2.5px;
    height: 2.5px;
    box-shadow: 4.5px 0 0 #fff, -4.5px 0 0 #fff;
}

.mediahub-photo-wrap:hover .mediahub-dots--photo > summary,
.mediahub-dots--photo[open] > summary {
    opacity: 1;
}

/* Larger gallery lightbox: photo must dominate the screen */
.mediahub-lightbox__panel {
    width: 100vw;
    height: 100dvh;
    margin: 0;
    border: 0;
    border-radius: 0;
    background: rgba(2, 6, 23, .94);
    grid-template-rows: auto minmax(0, 1fr) auto auto;
}

.mediahub-lightbox__backdrop {
    background: radial-gradient(circle at 50% 38%, rgba(30, 64, 175, .18), transparent 42%), rgba(2, 6, 23, .94);
    backdrop-filter: blur(14px);
}

.mediahub-lightbox__topbar {
    min-height: 64px;
    padding: 10px clamp(12px, 3vw, 28px);
}

.mediahub-lightbox__stage {
    padding: clamp(6px, 2vh, 18px) clamp(42px, 5vw, 84px);
}

.mediahub-lightbox__stage img {
    max-width: min(98vw, 1680px);
    max-height: calc(100dvh - 216px);
    width: auto;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 18px 60px rgba(0,0,0,.38);
}

.mediahub-lightbox__caption {
    padding: 12px clamp(18px, 4vw, 42px);
    background: rgba(2, 6, 23, .38);
}

.mediahub-lightbox__thumbs {
    min-height: 86px;
    padding: 11px clamp(14px, 4vw, 42px) 16px;
    background: rgba(2, 6, 23, .42);
}

.mediahub-lightbox__thumbs button {
    flex: 0 0 92px;
    width: 92px;
    height: 62px;
    border-radius: 12px;
}

.mediahub-lightbox__nav {
    width: 52px;
    height: 74px;
    border-radius: 18px;
    background: rgba(15, 23, 42, .48);
    backdrop-filter: blur(10px);
}

.mediahub-lightbox__nav--prev { left: clamp(8px, 2vw, 24px); }
.mediahub-lightbox__nav--next { right: clamp(8px, 2vw, 24px); }

@media (max-width: 900px) {
    .mediahub-album-grid--featured {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .mediahub-album-grid--featured .mediahub-album-card,
    .mediahub-album-grid--featured .mediahub-album-card:first-child {
        grid-column: span 1;
    }
    .mediahub-photo-masonry {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .mediahub-page .mediahub-hero {
        border-radius: 22px;
        padding: 26px 18px;
    }
    .mediahub-album-grid,
    .mediahub-album-grid--featured {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .mediahub-photo-masonry {
        gap: 10px;
    }
    .mediahub-photo-wrap {
        border-radius: 14px;
    }
    .mediahub-lightbox__topbar {
        min-height: 58px;
    }
    .mediahub-lightbox__stage {
        padding: 6px 12px;
    }
    .mediahub-lightbox__stage img {
        max-width: 100%;
        max-height: calc(100dvh - 205px);
        border-radius: 10px;
    }
    .mediahub-lightbox__caption {
        padding: 10px 16px;
    }
    .mediahub-lightbox__caption strong {
        font-size: .95rem;
    }
    .mediahub-lightbox__thumbs {
        min-height: 74px;
        padding: 10px 12px 12px;
    }
    .mediahub-lightbox__thumbs button {
        flex-basis: 74px;
        width: 74px;
        height: 52px;
    }
}