/* Produktbild-Galerie (Testschalter ?galerie=neu). Alles unter .pd-gallery / .pd-viewer gekapselt. */

/* ---------- Raster ---------- */
.pd-gallery { container-type: inline-size; }
.pd-gallery__grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: .75rem;
    /* Zeilenhoehe = Spaltenbreite -> Thumbs und Hauptbild exakt quadratisch, kein CLS */
    grid-template-rows: repeat(4, calc((100cqw - 3rem) / 5));
    grid-auto-rows: calc((100cqw - 3rem) / 5);
}
.pd-gallery__item {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background: #fff;
    border-radius: var(--bs-border-radius-lg, 1.25rem);
    cursor: zoom-in;
}
.pd-gallery__item--ph { cursor: default; }
.pd-gallery__item picture { display: block; width: 100%; height: 100%; }
.pd-gallery__item img {
    display: block;
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
}
.pd-gallery__item:focus-visible { outline: 2px solid #525252; outline-offset: 2px; }
.pd-gallery__main { grid-column: 2 / 6; grid-row: 1 / 5; align-self: start; }

/* 1 Bild: Hauptbild volle Breite, keine Thumbs */
.pd-gallery--single .pd-gallery__grid { grid-template-rows: none; grid-auto-rows: auto; }
.pd-gallery--single .pd-gallery__main { grid-column: 1 / -1; grid-row: auto; }

/* >9 Bilder (Desktop): Reihe 5 ist ein Slider ueber alle restlichen Thumbs, 5 sichtbar */
.pd-gallery__railwrap { grid-column: 1 / -1; grid-row: 5; position: relative; min-width: 0; }
.pd-gallery__rail {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: calc((100% - 3rem) / 5);
    gap: .75rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    overscroll-behavior-x: contain;
}
.pd-gallery__rail::-webkit-scrollbar { display: none; }
.pd-gallery__rail .pd-gallery__item { scroll-snap-align: start; }
.pd-gallery__rail-btn {
    position: absolute;
    top: 50%;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-top: -22px;
    padding: 0;
    border-radius: 50%;
}
.pd-gallery__rail-btn .icon { vertical-align: 0; }
.pd-gallery__rail-btn--prev { left: .5rem; }
.pd-gallery__rail-btn--next { right: .5rem; }
.pd-gallery__rail-btn[hidden] { display: none; }

/* 2-4 Bilder (Desktop): Hauptbild volle Breite, darunter eine Reihe mit 4 Plaetzen */
@media (min-width: 609px) {
    .pd-gallery--below .pd-gallery__grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        grid-template-rows: auto;
        grid-auto-rows: calc((100cqw - 2.25rem) / 4);
    }
    .pd-gallery--below .pd-gallery__main { grid-column: 1 / -1; grid-row: 1; }
}

.pd-gallery__more {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, .55);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    pointer-events: none;
}
.pd-gallery__more--d { display: flex; }

@media (max-width: 608px) {
    .pd-gallery__grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: .5rem;
        grid-template-rows: auto;
        grid-auto-rows: calc((100cqw - 1.5rem) / 4);
    }
    .pd-gallery__main { grid-column: 1 / -1; grid-row: 1; }
    .pd-gallery__item--desktop { display: none; }
    .pd-gallery__railwrap, .pd-gallery__rail { display: contents; }
    .pd-gallery__rail-btn { display: none; }
    .pd-gallery__more--d { display: none; }
    .pd-gallery__more--m { display: flex; }
}


/* Neutrale Grau-Buttons (Modal und Rail-Pfeile), Basis: Template-.btn */
.pd-gallery .pd-btn, .pd-viewer .pd-btn {
    --bs-btn-color: #525252;
    --bs-btn-bg: #ebebeb;
    --bs-btn-border-color: #ebebeb;
    --bs-btn-hover-color: #212529;
    --bs-btn-hover-bg: var(--bs-gray-300, #dee2e6);
    --bs-btn-hover-border-color: var(--bs-gray-300, #dee2e6);
    --bs-btn-active-color: #212529;
    --bs-btn-active-bg: var(--bs-gray-300, #dee2e6);
    --bs-btn-active-border-color: var(--bs-gray-300, #dee2e6);
    --bs-btn-disabled-color: #adb5bd;
    --bs-btn-disabled-bg: #ebebeb;
    --bs-btn-disabled-border-color: #ebebeb;
    --bs-btn-disabled-opacity: .5;
    --bs-btn-focus-shadow-rgb: 82, 82, 82;
    border: 0;
}
.pd-gallery .pd-btn:focus-visible, .pd-viewer .pd-btn:focus-visible { outline: 2px solid #525252; outline-offset: 2px; box-shadow: none; }

/* ---------- Grossansicht (Modal-Optik wie Bootstrap-Modal, Variablen des Templates) ---------- */
html.pd-lock { overflow: hidden; }
dialog.pd-viewer {
    box-sizing: border-box;
    width: min(1140px, calc(100vw - 2rem));
    max-width: none;
    height: 90vh;
    height: 90dvh;
    max-height: none;
    padding: 0;
    border: 0;
    border-radius: var(--bs-modal-border-radius, var(--bs-border-radius-lg, 1.25rem));
    overflow: hidden;
    background: var(--bs-white, #fff);
    color: var(--bs-body-color, #000);
    box-shadow: 0 0 .625rem rgba(0, 0, 0, .1);
    overscroll-behavior: contain;
}
dialog.pd-viewer[open] { display: flex; flex-direction: column; }
dialog.pd-viewer::backdrop { background: rgba(0, 0, 0, .5); }

.pd-viewer__bar {
    flex: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    padding: .5rem 1rem;
    border-bottom: 1px solid var(--bs-modal-header-border-color, var(--bs-border-color));
}
.pd-viewer__zoom { display: flex; gap: .25rem; }
.pd-viewer__count { font-size: .875rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.pd-viewer__close { flex: none; box-sizing: border-box; width: 44px; height: 44px; padding: 14px; background-size: 16px; background-origin: content-box; }

.pd-viewer__btn { flex: none; display: inline-flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; padding: 0; touch-action: manipulation; }
.pd-viewer__btn--text { padding: 0 .75rem; font-weight: 600; }
.pd-viewer__btn .icon { vertical-align: 0; }

.pd-viewer__stage { position: relative; flex: 1 1 auto; min-height: 0; display: flex; align-items: stretch; }
.pd-viewer__pane {
    position: relative;
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    cursor: zoom-in;
}
.pd-viewer__pane.is-zoomed { cursor: zoom-out; }
.pd-viewer__pane.is-dragging { cursor: grabbing; }
.pd-viewer__pane img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transform-origin: 50% 50%;
    will-change: transform;
    -webkit-user-drag: none;
    transition: opacity .15s ease;
}
.pd-viewer__pane img.is-loading { opacity: 0; }
.pd-viewer__nav { display: none; position: absolute; top: 50%; z-index: 1; margin-top: -22px; border-radius: 50%; }
.pd-viewer__nav--prev { left: .75rem; }
.pd-viewer__nav--next { right: .75rem; }

.pd-viewer__thumbs {
    flex: none;
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem 1rem;
    border-top: 1px solid var(--bs-modal-footer-border-color, var(--bs-border-color));
}
.pd-viewer__strip {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    gap: .5rem;
    overflow-x: auto;
    padding: 4px;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}
.pd-viewer__strip::-webkit-scrollbar { display: none; }
.pd-viewer__thumb {
    flex: none;
    width: 64px;
    height: 64px;
    padding: 0;
    border: 0;
    border-radius: var(--bs-border-radius, .5rem);
    overflow: hidden;
    background: #fff;
    cursor: pointer;
    scroll-snap-align: center;
    outline: 2px solid transparent;
    outline-offset: 2px;
}
.pd-viewer__thumb img { display: block; width: 100%; height: 100%; object-fit: contain; }
.pd-viewer__thumb { filter: grayscale(1); opacity: .6; transition: filter .15s ease, opacity .15s ease; }
.pd-viewer__thumb:hover { opacity: .85; }
.pd-viewer__thumb[aria-current="true"] { filter: none; opacity: 1; }
.pd-viewer__thumb:focus-visible { outline-color: #525252; }
@media (prefers-reduced-motion: reduce) { .pd-viewer__thumb { transition: none; } }
.pd-viewer__strip-arrow { display: none; }

@media (hover: hover) and (pointer: fine) {
    .pd-viewer__nav, .pd-viewer__strip-arrow { display: inline-flex; }
}
dialog.pd-viewer.is-single .pd-viewer__nav,
dialog.pd-viewer.is-single .pd-viewer__strip-arrow,
dialog.pd-viewer.is-single .pd-viewer__thumbs,
dialog.pd-viewer.is-single .pd-viewer__count { display: none; }

@media (max-width: 608px) {
    dialog.pd-viewer {
        width: calc(100vw - 1rem);
        height: 90dvh;
        max-height: calc(100dvh - 1rem - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    }
    .pd-viewer__bar, .pd-viewer__thumbs { padding-left: .5rem; padding-right: .5rem; }
}