/* Vertikaler Rhythmus kommt vom geteilten .d35-section-Utility. */
.d35-gallery {
  color: var(--d35-color-text);
}

.d35-gallery__inner {
  width: min(100%, var(--d35-container));
  margin-inline: auto;
  padding-inline: var(--d35-gap);
}

.d35-gallery__header {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

/* ---------------------------------------------------------------- */
/* Uniform-Crop-Raster — Spaltenzahl folgt der Bildanzahl.          */
/* ---------------------------------------------------------------- */
.d35-gallery__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.75rem, 1.5vw, 1.25rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

/* Desktop: wenige Bilder bekommen weniger, aber größere Spalten. */
.d35-gallery__grid[data-count="1"] { grid-template-columns: minmax(0, 1fr); }
.d35-gallery__grid[data-count="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.d35-gallery__grid[data-count="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.d35-gallery__grid[data-count="4"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.d35-gallery__grid[data-count="5"],
.d35-gallery__grid[data-count="6"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
/* 7, 8 und mehr behalten die 4 Spalten aus der Basisregel. */

/* Tablet: maximal 3 Spalten. */
@media (max-width: 1024px) {
  .d35-gallery__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .d35-gallery__grid[data-count="1"] { grid-template-columns: minmax(0, 1fr); }
  .d35-gallery__grid[data-count="2"],
  .d35-gallery__grid[data-count="4"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Smartphone: maximal 2 Spalten (einzelnes Bild volle Breite). */
@media (max-width: 640px) {
  .d35-gallery__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .d35-gallery__grid[data-count="1"] { grid-template-columns: minmax(0, 1fr); }
}

/* ---------------------------------------------------------------- */
/* Kachel — festes Seitenverhältnis reserviert den Platz (CLS≈0).   */
/* ---------------------------------------------------------------- */
.d35-gallery__item {
  aspect-ratio: 4 / 3;
  border-radius: var(--d35-radius);
  overflow: hidden;
  background: color-mix(in srgb, var(--d35-color-text) 8%, transparent);
}

.d35-gallery__button {
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: inherit;
  background: none;
  overflow: hidden;
  cursor: zoom-in;
}

.d35-gallery__button:focus-visible {
  /* Inset — die Kachel (.d35-gallery__item) hat overflow: hidden und würde
     einen außenliegenden Ring (outline-offset: positiv) abschneiden. */
  outline: 3px solid var(--d35-color-primary);
  outline-offset: -3px;
}

.d35-gallery__image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms ease;
}

.d35-gallery__button:hover .d35-gallery__image,
.d35-gallery__button:focus-visible .d35-gallery__image {
  transform: scale(1.05);
}

/* ---------------------------------------------------------------- */
/* Fit-Modus — Bilder vollständig zeigen statt zuschneiden.          */
/* Kachel gibt das feste 4:3 auf; die native Bildhöhe (aus width/    */
/* height-Attributen) bestimmt die Kachelhöhe → nichts wird          */
/* abgeschnitten, CLS bleibt ~0. Reihen dürfen unterschiedlich hoch  */
/* sein (align-items: start), damit kleinere Bilder nicht gestreckt  */
/* werden.                                                           */
/* ---------------------------------------------------------------- */
.d35-gallery--fit .d35-gallery__grid {
  align-items: start;
}

.d35-gallery--fit .d35-gallery__item {
  aspect-ratio: auto;
}

.d35-gallery--fit .d35-gallery__button {
  height: auto;
}

.d35-gallery--fit .d35-gallery__image {
  height: auto;
  object-fit: contain;
}

/* ---------------------------------------------------------------- */
/* Mehr/Weniger-Umschalter (kollabierte Galerien, von gallery.js     */
/* eingeblendet — hidden bleibt sonst gesetzt).                      */
/* ---------------------------------------------------------------- */
.d35-gallery__toggle-wrap {
  display: flex;
  justify-content: center;
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

/* display: flex überstimmt sonst das hidden-Attribut (UA-Stylesheet), sodass
   der Umschalter sichtbar bliebe, obwohl PHP/gallery.js ihn versteckt (z. B.
   wenn alle Bilder ohne Kürzung in die Reihen passen). */
.d35-gallery__toggle-wrap[hidden] {
  display: none;
}

.d35-gallery__toggle .d35-button__icon {
  transition: transform 200ms ease;
}

.d35-gallery__toggle[aria-expanded="true"] .d35-button__icon {
  transform: rotate(180deg);
}

@media (prefers-reduced-motion: reduce) {
  .d35-gallery__toggle .d35-button__icon {
    transition: none;
  }
}

.d35-gallery--dark {
  color: var(--d35-color-surface);
}

.d35-gallery--dark .d35-gallery__item {
  background: color-mix(in srgb, var(--d35-color-surface) 12%, transparent);
}

/* ---------------------------------------------------------------- */
/* Lightbox — von gallery.js an <body> gehängt.                     */
/* ---------------------------------------------------------------- */
.d35-gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
  background: rgb(0 0 0 / 0.92);
  opacity: 0;
  transition: opacity 200ms ease;
}

.d35-gallery-lightbox.is-open {
  display: flex;
  opacity: 1;
}

.d35-gallery-lightbox__figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  max-width: 100%;
  max-height: 100%;
  margin: 0;
}

.d35-gallery-lightbox__img {
  max-width: min(1400px, 100%);
  max-height: 82vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--d35-radius);
  box-shadow: 0 1.5rem 4rem rgb(0 0 0 / 0.5);
}

.d35-gallery-lightbox__caption {
  max-width: 60ch;
  margin: 0;
  color: rgb(255 255 255 / 0.85);
  font-size: 0.95rem;
  line-height: 1.4;
  text-align: center;
}

.d35-gallery-lightbox__btn {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgb(255 255 255 / 0.14);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition:
    background-color 160ms ease,
    transform 160ms ease;
}

.d35-gallery-lightbox__btn:hover,
.d35-gallery-lightbox__btn:focus-visible {
  background: rgb(255 255 255 / 0.28);
  outline: none;
}

.d35-gallery-lightbox__btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.d35-gallery-lightbox__close {
  top: max(1rem, env(safe-area-inset-top));
  right: max(1rem, env(safe-area-inset-right));
}

.d35-gallery-lightbox__prev {
  left: max(1rem, env(safe-area-inset-left));
  top: 50%;
  transform: translateY(-50%);
}

.d35-gallery-lightbox__next {
  right: max(1rem, env(safe-area-inset-right));
  top: 50%;
  transform: translateY(-50%);
}

.d35-gallery-lightbox__prev:hover,
.d35-gallery-lightbox__next:hover {
  transform: translateY(-50%) scale(1.05);
}

/* Nur ein Bild → keine Navigation nötig. */
.d35-gallery-lightbox[data-single="true"] .d35-gallery-lightbox__prev,
.d35-gallery-lightbox[data-single="true"] .d35-gallery-lightbox__next {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .d35-gallery__image,
  .d35-gallery-lightbox,
  .d35-gallery-lightbox__btn {
    transition: none;
  }

  .d35-gallery__button:hover .d35-gallery__image,
  .d35-gallery__button:focus-visible .d35-gallery__image {
    transform: none;
  }
}