/* ─── Stations carousel ─────────────────────────────────
 * Horizontal scroll-snap container holding the four interactive
 * station cards. Each card is one viewport wide and full-height,
 * with a "Read more" button that opens the body in a <dialog>.
 */

.stations {
  position: relative;
  background: var(--c-bg);
  border-block: 1px solid var(--c-line);
}

.stations__controls {
  position: sticky;
  top: var(--header-h, 56px);
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) var(--s-4);
  background: rgba(10,10,10,0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-line);
}

.carousel-btn {
  height: 52px;
  padding: 0 var(--s-3);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  color: var(--c-fg);
  border: 1px solid var(--c-fg-mute);
  background: transparent;
  font-family: var(--f-sans);
  font-size: var(--t-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: color var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out),
              background var(--d-fast) var(--ease-out);
}
.carousel-btn:hover:not([disabled]) {
  color: var(--c-bg);
  border-color: var(--c-accent);
  background: var(--c-accent);
}
.carousel-btn[disabled] { opacity: 0.25; cursor: not-allowed; }
.carousel-btn__label { display: inline; }

[dir="rtl"] .carousel-btn svg { transform: scaleX(-1); }
@media (max-width: 720px) {
  .carousel-btn { height: 44px; padding: 0 var(--s-2); }
  .carousel-btn__label { display: none; }
}

/* ── Carousel chips (was "dots" — now labelled tabs) ─────── */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: var(--s-2);
  list-style: none;
  flex-wrap: wrap;
}
.carousel-dots button {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 14px 10px;
  font-family: var(--f-sans);
  color: var(--c-fg-dim);
  border: 1px solid transparent;
  border-bottom: 2px solid var(--c-line);
  background: transparent;
  transition: color var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out);
}
.carousel-dots .dot-num {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: var(--tracking-wider);
  color: var(--c-fg-mute);
}
.carousel-dots .dot-label {
  font-size: var(--t-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}
.carousel-dots button:hover { color: var(--c-fg); }
.carousel-dots button:hover .dot-num { color: var(--c-fg-dim); }
.carousel-dots button[aria-current="true"] {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}
.carousel-dots button[aria-current="true"] .dot-num { color: var(--c-accent); }
@media (max-width: 720px) {
  .carousel-dots {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    justify-content: flex-start;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-block: 2px;
  }
  .carousel-dots::-webkit-scrollbar { display: none; }
  .carousel-dots .dot-label { display: none; }
  .carousel-dots button {
    flex: 0 0 auto;
    padding: 6px 10px 8px;
  }
}

/* ── Swipe hint (auto-dismiss on first interaction) ──────── */
.carousel-swipe-hint {
  position: sticky;
  top: calc(var(--header-h, 56px) + 80px);
  z-index: 25;
  margin: 0 auto;
  width: max-content;
  max-width: 90vw;
  padding: 8px 14px;
  font-family: var(--f-sans);
  font-size: var(--t-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--c-bg);
  background: var(--c-accent);
  border-radius: 999px;
  text-align: center;
  transform: translateY(8px);
  opacity: 0.95;
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
  pointer-events: none;
}
.carousel-swipe-hint.is-hidden {
  opacity: 0;
  transform: translateY(-4px);
}
@media (max-width: 720px) {
  .carousel-swipe-hint {
    top: calc(var(--header-h, 56px) + 70px);
    font-size: 11px;
    padding: 6px 12px;
  }
}

.stations__track {
  display: flex;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.stations__track::-webkit-scrollbar { display: none; }
.stations__track:focus-visible { outline: 2px solid var(--c-accent); outline-offset: -4px; }

.card {
  flex: 0 0 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  min-height: 80svh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-3);
  padding: var(--s-2) clamp(var(--s-2), 3vw, var(--s-4)) clamp(var(--s-2), 3vw, var(--s-4));
  align-items: start;
  min-width: 0;
}

.card__text {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  max-width: 52ch;
  min-width: 0;
}
.card__text > .station__eyebrow,
.card__text > .station__title { margin: 0; }
.card__lead {
  font-size: clamp(var(--t-md), 1.6vw, var(--t-lg));
  line-height: 1.55;
  color: var(--c-fg);
  font-style: italic;
  letter-spacing: 0.01em;
  border-inline-start: 2px solid var(--c-accent);
  padding-inline-start: var(--s-3);
  margin-block-start: var(--s-1);
}
:root.lang-he .card__lead {
  font-family: var(--f-serif-he);
  font-style: normal;
  font-size: clamp(var(--t-md), 1.7vw, var(--t-lg));
}

.read-more {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  padding: 12px 20px;
  border: 1px solid var(--c-fg-mute);
  color: var(--c-fg);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  background: transparent;
  margin-block-start: var(--s-2);
  transition: color var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out),
              background var(--d-fast) var(--ease-out),
              transform var(--d-fast) var(--ease-out);
}
.read-more:hover {
  color: var(--c-bg);
  background: var(--c-accent);
  border-color: var(--c-accent);
}
.read-more:hover svg { transform: translateX(2px); }
[dir="rtl"] .read-more svg { transform: scaleX(-1); }
[dir="rtl"] .read-more:hover svg { transform: scaleX(-1) translateX(2px); }
.read-more svg { transition: transform var(--d-fast) var(--ease-out); }

.card__media {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  height: 100%;
  max-height: 75svh;
  justify-content: center;
  min-width: 0;
}
.card__media .media-frame,
.card__media .zoomable {
  flex: 1 1 0;
  min-height: 0;
}
/* Inside the carousel, media frames fill flex space — drop aspect ratio. */
.card__media .media-frame { aspect-ratio: auto; }
.card__media .zoomable .media-frame { height: 100%; }
.card__media--viewer { padding: 0; }
.card--viewer .card__media { max-height: none; }

/* Mobile: stack text above media, let card grow with content (no nested scroll). */
@media (max-width: 900px) {
  .card {
    grid-template-columns: 1fr;
    gap: var(--s-3);
    padding: var(--s-1) var(--s-3) var(--s-3);
    min-height: 0;
    overflow: visible;
    align-items: start;
    align-content: start;
  }
  .card__media {
    max-height: none;
    height: auto;
    width: 100%;
    gap: var(--s-2);
  }
  /* Restore natural sizing so images don't collapse to 0 in stacked layout. */
  .card__media .media-frame,
  .card__media .zoomable {
    flex: 0 0 auto;
    min-height: 0;
    height: auto;
  }
  .card__media .media-frame { aspect-ratio: 4/3; }
  .card__media .media-frame--tall { aspect-ratio: 3/4; }
  .card__media .media-frame--video { aspect-ratio: 16/9; }
  .card__media .zoomable .media-frame { height: auto; }
  .card__lead { font-size: var(--t-md); }
  .stations__controls {
    padding: var(--s-1) var(--s-2);
    gap: var(--s-2);
    grid-template-columns: auto minmax(0, 1fr) auto;
  }
  /* Card 5 (Possible Stones) — Three.js viewer needs an explicit height in stacked layout. */
  .card--viewer .card__media { min-height: 60svh; }
}

/* ─── Zoomable image button ─────────────────────────── */
.zoomable {
  position: relative;
  display: block;
  padding: 0;
  background: transparent;
  border: 0;
  cursor: zoom-in;
  width: 100%;
  flex: 1 1 auto;
  min-height: 0;
}
.zoomable .media-frame {
  height: 100%;
  transition: transform var(--d-base) var(--ease-out);
}
.zoomable:hover .media-frame { transform: scale(1.005); }
.zoom-hint {
  position: absolute;
  top: var(--s-1);
  inset-inline-end: var(--s-1);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--c-fg-mute);
  background: rgba(10,10,10,0.7);
  padding: 4px 8px;
  letter-spacing: var(--tracking-wide);
  opacity: 0;
  transition: opacity var(--d-fast) var(--ease-out);
  pointer-events: none;
}
.zoomable:hover .zoom-hint,
.zoomable:focus-visible .zoom-hint { opacity: 1; }

/* ─── Modal (read more) ─────────────────────────────── */
.modal {
  width: min(900px, 92vw);
  max-height: 88vh;
  padding: 0;
  border: 1px solid var(--c-line);
  background: var(--c-bg);
  color: var(--c-fg);
  margin: auto;
  overflow: hidden;
}
.modal::backdrop {
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.modal[open] {
  animation: modal-in var(--d-base) var(--ease-out);
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

.modal__inner {
  display: flex;
  flex-direction: column;
  max-height: 88vh;
  overflow-y: auto;
}
.modal__head {
  position: sticky;
  top: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  column-gap: var(--s-3);
  padding: var(--s-3) var(--s-4);
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
  z-index: 1;
}
.modal__head .station__eyebrow { grid-column: 1; grid-row: 1; margin: 0; }
.modal__head .station__title   { grid-column: 1; grid-row: 2; font-size: var(--t-xl); margin-block-start: var(--s-1); margin-bottom: 0; max-width: none; }
.modal__close {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  width: 40px;
  height: 40px;
  font-size: 26px;
  line-height: 1;
  color: var(--c-fg-mute);
  border: 1px solid var(--c-line);
  background: transparent;
  transition: color var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out);
}
.modal__close:hover { color: var(--c-fg); border-color: var(--c-fg-mute); }

.modal__body {
  padding: var(--s-4);
  max-width: none;
}
.modal .station__label {
  margin: 0 var(--s-4) var(--s-4);
  padding-top: var(--s-3);
  border-top: 1px solid var(--c-line);
}

/* ─── Lightbox ──────────────────────────────────────── */
.lightbox {
  width: 100vw;
  height: 100vh;
  max-width: 100vw;
  max-height: 100vh;
  padding: 0;
  border: 0;
  background: rgba(5,5,5,0.97);
  color: var(--c-fg);
  margin: 0;
  overflow: hidden;
}
.lightbox::backdrop { background: rgba(0,0,0,0.95); }
.lightbox__close {
  position: fixed;
  top: var(--s-3);
  inset-inline-end: var(--s-3);
  width: 48px;
  height: 48px;
  font-size: 32px;
  line-height: 1;
  color: var(--c-fg);
  background: rgba(10,10,10,0.7);
  border: 1px solid var(--c-line);
  z-index: 10;
}
.lightbox__close:hover { background: var(--c-bg); border-color: var(--c-fg-mute); }

.lightbox__controls {
  position: fixed;
  bottom: var(--s-3);
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: stretch;
  gap: 1px;
  background: rgba(10,10,10,0.85);
  border: 1px solid var(--c-line);
  z-index: 10;
}
.lightbox__controls button {
  width: 44px;
  height: 44px;
  font-family: var(--f-mono);
  font-size: var(--t-md);
  color: var(--c-fg);
  background: transparent;
  border-inline-end: 1px solid var(--c-line);
}
.lightbox__controls button:last-child { border-inline-end: 0; }
.lightbox__controls button:hover { background: rgba(255,255,255,0.05); }
.lightbox__pct {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  padding: 0 var(--s-1);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--c-fg-dim);
  background: transparent;
  border-inline-end: 1px solid var(--c-line);
  user-select: none;
}
.lightbox__hint {
  position: fixed;
  bottom: calc(var(--s-3) + 56px);
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--c-fg-mute);
  letter-spacing: var(--tracking-wide);
  background: rgba(10,10,10,0.6);
  padding: 4px 12px;
  border: 1px solid var(--c-line);
  z-index: 9;
  pointer-events: none;
  white-space: nowrap;
}

.lightbox__stage {
  width: 100vw;
  height: 100vh;
  overflow: auto;
  cursor: grab;
  scrollbar-width: none;
  touch-action: pan-x pan-y pinch-zoom;
  background: transparent;
}
.lightbox__stage::-webkit-scrollbar { display: none; }
.lightbox__stage.is-grabbing { cursor: grabbing; }
.lightbox__zoom {
  /* sized in JS to (naturalW × scale, naturalH × scale) */
  position: relative;
  margin: 0 auto;
}
.lightbox__img {
  width: 100%;
  height: 100%;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}
.lightbox__caption {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--c-fg-dim);
  background: rgba(10,10,10,0.7);
  padding: 8px 12px;
  border: 1px solid var(--c-line);
  letter-spacing: var(--tracking-wide);
  margin: 0;
  max-width: min(70vw, 720px);
  text-align: center;
}
.lightbox__meta {
  position: fixed;
  top: var(--s-3);
  inset-inline-start: var(--s-3);
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  z-index: 10;
  pointer-events: none;
}
.lightbox__meta > * { pointer-events: auto; }
.lightbox__counter {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--c-fg);
  background: rgba(10,10,10,0.85);
  padding: 8px 12px;
  border: 1px solid var(--c-line);
  letter-spacing: var(--tracking-wide);
  user-select: none;
}
.lightbox__nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 80px;
  font-family: var(--f-mono);
  font-size: 36px;
  line-height: 1;
  color: var(--c-fg);
  background: rgba(10,10,10,0.7);
  border: 1px solid var(--c-line);
  cursor: pointer;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--d-base) var(--ease-out), opacity var(--d-base) var(--ease-out);
}
.lightbox__nav:hover { background: var(--c-bg); border-color: var(--c-fg-mute); }
.lightbox__nav:disabled { opacity: 0.3; cursor: not-allowed; }
.lightbox__nav--prev { inset-inline-start: var(--s-2); }
.lightbox__nav--next { inset-inline-end: var(--s-2); }
/* In RTL the chevrons should still point in their natural reading direction */
[dir="rtl"] .lightbox__nav--prev { transform: translateY(-50%) scaleX(-1); }
[dir="rtl"] .lightbox__nav--next { transform: translateY(-50%) scaleX(-1); }

@media (max-width: 720px) {
  .lightbox__nav { width: 44px; height: 64px; font-size: 28px; }
  .lightbox__meta {
    top: auto;
    bottom: calc(var(--s-3) + 56px + var(--s-2));
    inset-inline-start: 50%;
    transform: translateX(-50%);
    flex-direction: column;
  }
  .lightbox__caption { max-width: calc(100vw - var(--s-3) * 2); }
  .lightbox__hint { display: none; }
}