/* BESTAND: styles/16-independent.css
 * Independent-tegels en vergrote collectiebeelden.
 * Overzicht: HANDLEIDING.md → Vormgeving; laadvolgorde: index.html.
 */
/* ==========================================================================
   15. INDEPENDENT EN GEDEELDE COLLECTIEWEERGAVE
   ==========================================================================  */

/* 15A. Collectiepagina en Independent-galerij ------------------------------------------------ */

.sb-collection-page {
    color: var(--text);
    background: var(--bg);
    padding: clamp(38px, 5vw, 72px) 0 48px;
}

.sb-collection-page .sb-collection-container {
    width: min(1240px, calc(100% - 48px));
}

.sb-collection-page .sb-collection-heading {
    margin-bottom: clamp(30px, 4vw, 52px);
}

.sb-collection-page .sb-collection-title {
    margin: 0;
    font-size: clamp(2.45rem, 8.8vw, 7.5rem);
    font-weight: 800;
    line-height: 0.91;
    letter-spacing: -0.075em;
}

.sb-collection-page .sb-collection-title > span {
    display: block;
}

.sb-collection-page .sb-collection-intro {
    margin: 22px 0 0;
    max-width: 760px;
    color: var(--muted);
    font-size: clamp(1rem, 1.5vw, 1.28rem);
    line-height: 1.65;
    letter-spacing: -0.025em;
}

.sb-collection-page .sb-independent-gallery {
    display: grid;
    max-width: 1060px;
    margin-inline: auto;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(30px, 4vw, 48px) clamp(18px, 2.5vw, 32px);
}

.sb-collection-page .sb-independent-work {
    min-width: 0;
    margin: 0;
}

.sb-collection-page .sb-independent-work:nth-child(3) {
    width: 92%;
}

.sb-collection-page .sb-independent-work.is-audio {
    padding-top: 28px;
}

.sb-collection-page .sb-independent-image-button {
    position: relative;
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    border-radius: 20px;
    overflow: hidden;
    isolation: isolate;
    background: var(--surface);
    text-align: left;
}

.sb-collection-page .sb-independent-image-button.is-portrait {
    aspect-ratio: 4 / 5;
}

.sb-collection-page .sb-independent-image-button.is-square {
    aspect-ratio: 1;
}

.sb-collection-page .sb-independent-image-button > img,
.sb-collection-page .sb-independent-image-button > .sb-collection-image-fallback {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.sb-collection-page .sb-independent-image-button:hover > img {
    transform: scale(1.025);
}

.sb-collection-page .sb-independent-view {
    position: absolute;
    inset: auto 16px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 15px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.93);
    color: #111;
    font-size: 0.85rem;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.sb-collection-page .sb-independent-image-button:hover .sb-independent-view,
.sb-collection-page .sb-independent-image-button:focus-visible .sb-independent-view {
    opacity: 1;
}

.sb-collection-page .sb-independent-work figcaption {
    margin-top: 14px;
    font-size: 0.92rem;
    line-height: 1.6;
}

.sb-collection-page .sb-independent-work-title {
    font-weight: 500;
}

.sb-collection-page .sb-independent-medium {
    color: var(--muted);
}

.sb-collection-page .sb-independent-audio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.46);
}

.sb-collection-page .sb-independent-play {
    position: absolute;
    left: 50%;
    top: 50%;
    display: grid;
    place-items: center;
    width: 76px;
    height: 76px;
    border: 1px solid rgba(255, 255, 255, 0.82);
    border-radius: 50%;
    background: rgba(17, 17, 17, 0.25);
    color: #fff;
    transform: translate(-50%, -50%);
    transition: background 0.2s ease;
}

.sb-collection-page .sb-independent-play svg {
    width: 30px;
    height: 30px;
}

.sb-collection-page .is-playing .sb-independent-play,
.sb-collection-page .sb-independent-image-button:hover .sb-independent-play {
    background: rgba(17, 17, 17, 0.7);
}

.sb-collection-page .sb-collection-image-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 160px;
    padding: 20px;
    background: var(--surface-soft);
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.sb-collection-page .sb-collection-error {
    margin: 20px 0 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

.sb-collection-page button:focus-visible {
    outline: 3px solid #0081a7;
    outline-offset: 4px;
}

@media (max-width: 600px) {
    .sb-collection-page {
        padding-top: 34px;
    }

    .sb-collection-page .sb-collection-container {
        width: calc(100% - 32px);
    }

    .sb-collection-page .sb-independent-gallery {
        grid-template-columns: minmax(0, 1fr);
        gap: 30px;
    }

    .sb-collection-page .sb-independent-work:nth-child(3) {
        width: 100%;
    }

    .sb-collection-page .sb-independent-work.is-audio {
        padding-top: 0;
    }

    .sb-collection-page .sb-independent-view {
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sb-collection-page {
        animation: none;
    }

    .sb-collection-page .sb-independent-image-button > img,
    .sb-collection-page .sb-independent-view,
    .sb-collection-page .sb-independent-play {
        transition: none;
    }

    .sb-collection-page .sb-independent-image-button:hover > img {
        transform: none;
    }
}

/* 15B. Afbeeldingsviewer ------------------------------------------------ */

.sb-collection-dialog .sb-collection-image-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 160px;
    padding: 20px;
    background: var(--surface-soft);
    color: var(--muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.sb-collection-dialog button:focus-visible {
    outline: 3px solid #0081a7;
    outline-offset: 4px;
}

.sb-collection-dialog {
    width: min(1180px, calc(100vw - 40px));
    max-width: none;
    max-height: calc(100svh - 48px);
    margin: auto;
    padding: 0;
    border: 0;
    border-radius: 22px;
    background: #171717;
    color: #fff;
}

.sb-collection-dialog::backdrop {
    background: rgba(0, 0, 0, 0.85);
}

.sb-collection-dialog .sb-collection-dialog-shell {
    padding: 20px;
}

.sb-collection-dialog .sb-collection-dialog-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.sb-collection-dialog .sb-collection-dialog-header h2 {
    flex: 1;
    min-width: 0;
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
}

.sb-collection-dialog .sb-collection-dialog-count {
    color: #c1c1c1;
    font-size: 0.85rem;
    white-space: nowrap;
}

.sb-collection-dialog .sb-collection-dialog-close,
.sb-collection-dialog .sb-collection-dialog-nav {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 50%;
    color: #fff;
    font-size: 1.9rem;
    line-height: 1;
}

.sb-collection-dialog .sb-collection-dialog-close {
    background: rgba(255, 255, 255, 0.14);
}

.sb-collection-dialog .sb-collection-dialog-nav {
    position: absolute;
    z-index: 1;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(17, 17, 17, 0.78);
}

.sb-collection-dialog .sb-collection-dialog-stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

.sb-collection-dialog .sb-collection-dialog-image {
    display: block;
    width: 100%;
    height: auto;
    max-height: calc(100svh - 215px);
    border-radius: 10px;
    object-fit: contain;
}

.sb-collection-dialog .sb-collection-dialog-nav.is-prev {
    left: 12px;
}

.sb-collection-dialog .sb-collection-dialog-nav.is-next {
    right: 12px;
}

.sb-collection-dialog .sb-collection-dialog-caption {
    margin: 14px 0 0;
    color: #c1c1c1;
    font-size: 0.85rem;
    line-height: 1.5;
}

@media (max-width: 600px) {
    .sb-collection-dialog {
        width: calc(100vw - 16px);
        max-height: calc(100svh - 16px);
        border-radius: 16px;
    }

    .sb-collection-dialog .sb-collection-dialog-shell {
        padding: 14px;
    }

    .sb-collection-dialog .sb-collection-dialog-header {
        gap: 10px;
    }
}