/*
 * Dierenkanjer productgallery (dk-gallery)
 * Zelfstandig, responsive, geen slider-library. Native scroll-snap + vanilla JS.
 * Vervangt de oude .sp-product-image / .gallery-images / :target-lightbox.
 */

.dk-gallery {
    --dkg-accent: #B9C725;
    --dkg-accent-dark: #9aa617;
    --dkg-border: #ececec;
    --dkg-border-strong: #d9d9d9;
    --dkg-ink: #3a3a3a;
    --dkg-bg: #fff;
    --dkg-radius: 8px;

    display: flex;
    gap: 16px;
    align-items: flex-start;
}

/* De oude flex-layout van .sp-image uitschakelen: dk-gallery regelt zijn eigen layout. */
.sp-image { display: block; }

/* ---------- Thumbnails ---------- */
.dk-gallery__thumbs {
    flex: 0 0 78px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 520px;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--dkg-border-strong) transparent;
}
.dk-gallery__thumbs::-webkit-scrollbar { width: 6px; }
.dk-gallery__thumbs::-webkit-scrollbar-thumb { background: var(--dkg-border-strong); border-radius: 6px; }

.dk-gallery__thumb {
    flex: 0 0 auto;
    width: 78px;
    height: 78px;
    padding: 6px;
    margin: 0;
    border: 2px solid var(--dkg-border);
    border-radius: var(--dkg-radius);
    background: var(--dkg-bg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color .2s ease;
    -webkit-appearance: none;
    appearance: none;
}
.dk-gallery__thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    mix-blend-mode: multiply;
}
.dk-gallery__thumb:hover { border-color: var(--dkg-border-strong); }
.dk-gallery__thumb[aria-current="true"] { border-color: var(--dkg-accent); }
.dk-gallery__thumb:focus-visible { outline: 2px solid var(--dkg-accent); outline-offset: 2px; }

/* ---------- Hoofdweergave ---------- */
.dk-gallery__main { position: relative; flex: 1 1 auto; min-width: 0; }

.dk-gallery__stage {
    display: flex;
    aspect-ratio: 1 / 1;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    border: 2px solid var(--dkg-border);
    border-radius: var(--dkg-radius);
    background: var(--dkg-bg);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
}
.dk-gallery__stage::-webkit-scrollbar { display: none; }

.dk-gallery__slide {
    flex: 0 0 100%;
    scroll-snap-align: center;
    scroll-snap-stop: always;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 26px;
    margin: 0;
    cursor: zoom-in;
}
.dk-gallery__slide img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    mix-blend-mode: multiply;
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
}

/* ---------- Pijlen (desktop) ---------- */
.dk-gallery__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    border: 1px solid var(--dkg-border);
    border-radius: 50%;
    background: rgba(255, 255, 255, .92);
    color: var(--dkg-ink);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, .09);
    transition: background .2s ease, color .2s ease, opacity .2s ease;
    z-index: 2;
    -webkit-appearance: none;
    appearance: none;
}
.dk-gallery__nav:hover { background: #fff; color: #000; }
.dk-gallery__nav:focus-visible { outline: 2px solid var(--dkg-accent); outline-offset: 2px; }
.dk-gallery__nav svg { width: 20px; height: 20px; }
.dk-gallery__nav--prev { left: 12px; }
.dk-gallery__nav--next { right: 12px; }
.dk-gallery__nav[disabled] { opacity: 0; pointer-events: none; }

/* ---------- Teller ---------- */
.dk-gallery__counter {
    position: absolute;
    right: 12px;
    bottom: 12px;
    padding: 3px 10px;
    font-size: 12px;
    line-height: 1.6;
    font-weight: 600;
    color: var(--dkg-ink);
    background: rgba(255, 255, 255, .9);
    border: 1px solid var(--dkg-border);
    border-radius: 999px;
    z-index: 2;
}

/* ---------- Eén afbeelding ---------- */
.dk-gallery--single .dk-gallery__thumbs,
.dk-gallery--single .dk-gallery__nav,
.dk-gallery--single .dk-gallery__counter { display: none; }

/* ---------- Responsive: onder de 1025px thumbnails onderaan, geen pijlen ---------- */
@media screen and (max-width: 1024px) {
    .dk-gallery { flex-direction: column; gap: 12px; }
    .dk-gallery__main { order: 1; width: 100%; }
    .dk-gallery__thumbs {
        order: 2;
        flex: 0 0 auto;
        flex-direction: row;
        max-height: none;
        width: 100%;
        overflow-x: auto;
        overflow-y: hidden;
        padding-bottom: 4px;
    }
    .dk-gallery__thumb { width: 66px; height: 66px; }
    .dk-gallery__nav { display: none; }
}

/* ---------- Lightbox ---------- */
.dk-lightbox {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(18, 18, 18, .93);
    padding: clamp(12px, 4vw, 48px);
    touch-action: none;
}
.dk-lightbox.is-open { display: flex; }
body.dk-lightbox-open { overflow: hidden; }

.dk-lightbox__viewport {
    max-width: 100%;
    max-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.dk-lightbox__img {
    max-width: 92vw;
    max-height: 86vh;
    object-fit: contain;
    transform: scale(1);
    transform-origin: center center;
    transition: transform .28s cubic-bezier(.22, 1, .36, 1);
    cursor: zoom-in;
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    will-change: transform;
}
.dk-lightbox__img.is-zoomed { cursor: zoom-out; }

.dk-lightbox__btn {
    position: absolute;
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, .12);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background .2s ease;
    -webkit-appearance: none;
    appearance: none;
}
.dk-lightbox__btn:hover { background: rgba(255, 255, 255, .24); }
.dk-lightbox__btn:focus-visible { outline: 2px solid var(--dkg-accent, #B9C725); outline-offset: 2px; }
.dk-lightbox__btn svg { width: 24px; height: 24px; }
.dk-lightbox__close { top: 18px; right: 18px; }
.dk-lightbox__nav--prev { left: 18px; top: 50%; transform: translateY(-50%); }
.dk-lightbox__nav--next { right: 18px; top: 50%; transform: translateY(-50%); }
.dk-lightbox__nav[hidden] { display: none; }

.dk-lightbox__counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .02em;
    opacity: .85;
}

@media screen and (max-width: 640px) {
    .dk-lightbox__btn { width: 42px; height: 42px; }
    .dk-lightbox__close { top: 12px; right: 12px; }
    .dk-lightbox__nav--prev { left: 8px; }
    .dk-lightbox__nav--next { right: 8px; }
}

/* ---------- Toegankelijkheid: minder beweging ---------- */
@media (prefers-reduced-motion: reduce) {
    .dk-gallery__stage { scroll-behavior: auto; }
    .dk-lightbox__img { transition: none; }
}