/* ==========================================================================
   Hero Image Gallery (fade slideshow, keine News-Texte)
   ========================================================================== */

.image-gallery.image-gallery--hero {
  --gallery-transition: 2s cubic-bezier(0.4, 0, 0.2, 1);
  --slide-color: var(--color-primary);
  --mask-image: none;
  position: relative;
  width: 100%;
  /* Höhe steht von Anfang an fest – kein Nachrutschen der Seite beim Laden */
  height: var(--hero-height, clamp(16rem, 78.1vw, 37.5rem));
  overflow: hidden;
  contain: layout paint;
  border-radius: 0;
  background-color: var(--color-primary-light);
}

/* Seitenaufbau: Foto blendet weich ein und zoomt leicht zurück */
.image-gallery--hero .image-gallery__media,
.image-gallery--hero .image-gallery__slide::after {
  animation: heroImageIn 1.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* Nur ein leichter Schatten unten (für die Bedienknöpfe) – das Foto soll hell bleiben,
   die Lesbarkeit übernimmt die Text-Karte */
.image-gallery--hero .image-gallery__slide::after {
  background: linear-gradient(to top, rgba(23, 32, 54, 0.35) 0%, rgba(23, 32, 54, 0) 30%);
}

.image-gallery--hero:where([style*="--mask-image"])::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) translateZ(0);
  -webkit-transform: translateX(-50%) translateZ(0);
  width: 100%;
  max-width: var(--content-width);
  height: 95%;
  aspect-ratio: 1.28;
  background-color: var(--slide-color);
  mask-image: var(--mask-image);
  -webkit-mask-image: var(--mask-image);
  mask-size: contain;
  -webkit-mask-size: contain;
  mask-position: right top;
  -webkit-mask-position: right top;
  mask-repeat: no-repeat;
  -webkit-mask-repeat: no-repeat;
  transition: background-color var(--gallery-transition);
  z-index: 10;
}

.image-gallery--hero .image-gallery__slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: opacity var(--gallery-transition);
  pointer-events: none;
  border-radius: 0;
}

.image-gallery--hero .image-gallery__slide[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}

.image-gallery--hero .image-gallery__slide::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: var(--bg-img);
  background-size: cover;
  background-position: var(--image-focus, center center);
  background-repeat: no-repeat;
  filter: brightness(0.9) opacity(0.8) blur(25px);
  transform: scale(1.2);
  border-radius: 0;
}

/* Fotos laufen über die volle Breite – der verschwommene Rand wird nicht mehr gebraucht */
.image-gallery--hero .image-gallery__slide:not(.image-gallery__slide--empty)::before {
  display: none;
}

.image-gallery--hero .image-gallery__media {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.image-gallery--hero .image-gallery__slide img {
  position: relative;
  z-index: 1;
  max-width: none;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--image-focus, center center);
  border-radius: 0;
}

.image-gallery--hero .image-gallery__slide--empty::before {
  display: none; /* der Verlauf der Vorlage (image-gallery.css) liegt auf der Folie selbst */
}

.image-gallery--hero .image-gallery__media-placeholder {
  max-width: var(--content-width);
  width: 100%;
  min-height: 12rem;
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
}

[data-admin="true"] .image-gallery--hero .image-gallery__media-placeholder::after {
  color: rgba(23, 32, 54, 0.55);
}

body[data-browser="apple-safari"] .image-gallery--hero {
  --gallery-transition-duration: 2s;
  --gallery-transition: var(--gallery-transition-duration) cubic-bezier(0.4, 0, 0.2, 1);
  isolation: isolate;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

body[data-browser="apple-safari"] .image-gallery--hero .image-gallery__slide {
  z-index: 0;
  visibility: hidden;
  transition:
    opacity var(--gallery-transition),
    visibility 0s linear var(--gallery-transition-duration);
  transform: translate3d(0, 0, 0);
  -webkit-transform: translate3d(0, 0, 0);
}

body[data-browser="apple-safari"] .image-gallery--hero .image-gallery__slide[aria-hidden="false"] {
  visibility: visible;
  z-index: 1;
  transition:
    opacity var(--gallery-transition),
    visibility 0s;
}

body[data-browser="apple-safari"] .image-gallery--hero .image-gallery__slide::before {
  filter: brightness(0.4) blur(30px);
  -webkit-filter: brightness(0.4) blur(30px);
  transform: translate3d(0, 0, 0) scale(1.2);
  -webkit-transform: translate3d(0, 0, 0) scale(1.2);
}

body[data-browser="apple-safari"] .image-gallery--hero .image-gallery__slide img {
  transform: translate3d(0, 0, 0);
  -webkit-transform: translate3d(0, 0, 0);
}

.image-gallery--hero .image-gallery__controls-divider {
  flex-shrink: 0;
  width: 1px;
  height: 1.125rem;
  background: rgba(255, 255, 255, 0.2);
}

.image-gallery--hero .image-gallery__nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.image-gallery--hero .image-gallery__nav-button:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-on-image);
}

.image-gallery--hero .image-gallery__nav-button:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.9);
  outline-offset: 2px;
}

.image-gallery--hero .image-gallery__nav-button svg {
  width: 1rem;
  height: 1rem;
  color: currentColor;
  stroke: currentColor;
}

.image-gallery--hero .image-gallery__admin-index {
  min-width: 2.75rem;
  padding: 0 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.82);
  text-align: center;
  white-space: nowrap;
}

.image-gallery--hero .image-gallery__controls {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  right: auto;
  transform: translateX(-50%) translateZ(0);
  -webkit-transform: translateX(-50%) translateZ(0);
  z-index: 11;
}

.image-gallery--hero .image-gallery__controls-inner {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(23, 32, 54, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

.image-gallery--hero .image-gallery__pause-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.image-gallery--hero .image-gallery__pause-button:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-on-image);
}

.image-gallery--hero .image-gallery__pause-button:active {
  transform: scale(0.94);
}

.image-gallery--hero .image-gallery__pause-button:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.9);
  outline-offset: 2px;
}

.image-gallery--hero .image-gallery__pause-button img {
  width: 0.95rem;
  height: 0.95rem;
  filter: brightness(0) invert(1);
  opacity: 0.82;
  transition: opacity 0.2s ease;
}

.image-gallery--hero .image-gallery__pause-button:hover img {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .image-gallery--hero,
  .image-gallery--hero::after,
  .image-gallery--hero .image-gallery__slide {
    transition-duration: 0.01ms;
  }

  body[data-browser="apple-safari"] .image-gallery--hero .image-gallery__slide[aria-hidden="true"] {
    transition-delay: 0s, 0s;
  }
}

body[data-scrolling-to-top="true"] .image-gallery--hero,
body[data-scrolling-to-top="true"] .image-gallery--hero::after,
body[data-scrolling-to-top="true"] .image-gallery--hero .image-gallery__slide {
  transition-duration: 0.01ms;
}

body[data-browser="apple-safari"][data-scrolling-to-top="true"] .image-gallery--hero .image-gallery__slide[aria-hidden="true"] {
  transition-delay: 0s, 0s;
}

/* Pfeile vor/zurück in der Bedienleiste (wie in der News-Galerie) */
.image-gallery--hero .image-gallery__controls-inner {
  gap: 0.25rem;
}

.image-gallery--hero .image-gallery__controls-divider {
  margin-inline: 0.25rem;
}

/* Im Admin ergänzt HeroSlideManager eigene Blätter-Knöpfe mit Zähler */
[data-admin="true"] .image-gallery--hero .image-gallery__nav-button--public {
  display: none;
}

/* Bildwechsel: das neue Foto zoomt einmal sanft zurück (4,5 s, danach Stillstand; nicht im Bearbeitungsmodus) */
@media (prefers-reduced-motion: no-preference) {
  body:not([data-admin="true"]) .image-gallery--hero .image-gallery__slide[aria-hidden="false"] img {
    animation: heroSlideZoom 4.5s cubic-bezier(0.22, 1, 0.36, 1) both;
  }
}

@keyframes heroSlideZoom {
  from { transform: scale(1.07); }
  to { transform: scale(1); }
}