/* ==========================================================================
   Hero slideshow, gallery grid, lightbox, scroll-reveal + text-split reveal
   ========================================================================== */

/* ---- Hero (crossfading fullscreen slideshow) ---- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
  color: var(--color-text);
}

.hero__slides {
  position: absolute;
  inset: 0;
}

.hero__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1600ms var(--ease), transform 8000ms linear;
}

.hero__slide.is-active {
  opacity: 1;
  transform: scale(1);
}

/* Portrait-orientation hero photos: bias the crop toward the top third so
   faces stay in frame instead of getting centered out of a wide, short hero
   band. */
.hero__slide--top {
  object-position: 50% 12%;
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background: var(--color-scrim);
}

.hero__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: var(--color-text);
  background: rgba(11, 11, 13, 0.35);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.hero__nav:hover,
.hero__nav:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(11, 11, 13, 0.55);
}

.hero__nav--prev {
  left: var(--space-1);
}

.hero__nav--next {
  right: var(--space-1);
}

@media (min-width: 768px) {
  .hero__nav {
    width: 3rem;
    height: 3rem;
  }

  .hero__nav--prev {
    left: var(--space-3);
  }

  .hero__nav--next {
    right: var(--space-3);
  }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-bottom: var(--space-7);
  max-width: 56rem;
  text-align: center;
}

.hero__content .eyebrow {
  margin-bottom: var(--space-3);
}

.hero__title {
  font-size: var(--fs-hero);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin-bottom: var(--space-3);
}

.hero__subhead {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  max-width: 42ch;
  margin-bottom: var(--space-4);
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Every hero — home slideshow and genre pages alike — is just the photo, at
   a reduced height, with no header or CTA content overlaid on top of it. */
.hero {
  min-height: 80svh;
}

.hero--genre {
  min-height: 80svh;
}

.hero__actions {
  margin-bottom: var(--space-4);
}

.hero--genre .hero__title {
  font-size: clamp(3rem, 2rem + 7vw, 9rem);
}

/* Compact page header — About / Book — no imagery, just spacing */
.page-header {
  padding-top: var(--space-6);
  padding-bottom: var(--space-3);
}

.page-header__title {
  font-size: var(--fs-2xl);
  max-width: 20ch;
}

.page-header__subhead {
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-top: var(--space-2);
}

/* ---- Genre intro paragraph ---- */

.genre-intro {
  max-width: 62ch;
  color: var(--color-text-muted);
  font-size: var(--fs-md);
  padding-block: var(--space-5);
}

/* ---- Category cards (sub-gallery navigation) ---- */

.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
}

.category-grid[hidden] {
  display: none;
}

@media (min-width: 768px) {
  .category-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
  }
}

.category-card {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--color-bg-raised);
  cursor: pointer;
  text-align: left;
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}

.category-card:hover img,
.category-card:focus-visible img {
  transform: scale(1.045);
}

.category-card__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.25rem;
  padding: var(--space-2);
  background: linear-gradient(180deg, rgba(11, 11, 13, 0) 45%, rgba(11, 11, 13, 0.88) 100%);
}

.category-card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-md);
  color: var(--color-text);
  line-height: var(--lh-snug);
}

.category-card__count {
  color: var(--color-text-muted);
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

/* ---- Gallery panel (revealed when a category card is opened) ---- */

.gallery-panel {
  padding-top: var(--space-6);
}

.gallery-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  letter-spacing: var(--ls-wide);
  transition: color var(--t-fast) var(--ease);
}

.gallery-back:hover,
.gallery-back:focus-visible {
  color: var(--color-accent);
}

.gallery-event__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.gallery-event__title {
  font-size: var(--fs-xl);
}

.gallery-event__count {
  color: var(--color-text-faint);
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---- Gallery grid ----
   CSS-columns masonry: each photo keeps its native aspect ratio (no
   object-fit crop, no letterboxed empty space) and packs into whichever
   column is shortest, so portrait and landscape shots sit side by side
   without gaps. */

.gallery-grid {
  column-count: 2;
  column-gap: var(--space-2);
}

@media (min-width: 768px) {
  .gallery-grid {
    column-count: 4;
    column-gap: var(--space-3);
  }
}

.gallery-item {
  position: relative;
  display: block;
  width: 100%;
  break-inside: avoid;
  margin-bottom: var(--space-2);
  overflow: hidden;
  background: var(--color-bg-raised);
  cursor: zoom-in;
}

@media (min-width: 768px) {
  .gallery-item {
    margin-bottom: var(--space-3);
  }
}

.gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform var(--t-slow) var(--ease), filter var(--t-slow) var(--ease);
}

.gallery-item:hover img,
.gallery-item:focus-visible img {
  transform: scale(1.03);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(11, 11, 13, 0);
  transition: background-color var(--t-base) var(--ease);
}

.gallery-item:hover::after,
.gallery-item:focus-visible::after {
  background: rgba(11, 11, 13, 0.12);
}

.gallery-end-cta {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--fs-sm);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  padding: var(--space-2);
}

/* ---- Lightbox (built at runtime by js/lightbox.js) ---- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(6, 6, 7, 0.96);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-base) var(--ease), visibility 0s linear var(--t-base);
}

.lightbox.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--t-base) var(--ease);
}

.lightbox__figure {
  position: relative;
  max-width: min(92vw, 1400px);
  max-height: 78svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.lightbox__img {
  max-width: 100%;
  max-height: 78svh;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 0;
  transform: scale(0.98);
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}

.lightbox__img.is-loaded {
  opacity: 1;
  transform: scale(1);
}

.lightbox__caption {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  text-align: center;
}

.lightbox__counter {
  color: var(--color-text-faint);
  font-size: var(--fs-xs);
  letter-spacing: var(--ls-wide);
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover,
.lightbox__close:focus-visible,
.lightbox__prev:focus-visible,
.lightbox__next:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.lightbox__close {
  top: var(--space-3);
  right: var(--space-3);
}

.lightbox__prev,
.lightbox__next {
  top: 50%;
  transform: translateY(-50%);
  width: 2.5rem;
  height: 2.5rem;
}

@media (min-width: 768px) {
  .lightbox__prev,
  .lightbox__next {
    width: 3rem;
    height: 3rem;
  }
}

.lightbox__prev {
  left: var(--space-1);
}

.lightbox__next {
  right: var(--space-1);
}

@media (min-width: 768px) {
  .lightbox__prev {
    left: var(--space-3);
  }
  .lightbox__next {
    right: var(--space-3);
  }
}

.lightbox__end-cta {
  margin-top: var(--space-1);
  color: var(--color-accent);
  font-size: var(--fs-sm);
  display: none;
}

.lightbox__end-cta.is-visible {
  display: inline-flex;
}

/* ---- Scroll reveal ---- */

[data-reveal] {
  opacity: 0;
  transform: translateY(2.75rem) scale(0.95);
  transition: opacity var(--t-reveal) var(--ease), transform var(--t-reveal) var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Staggered reveal for gallery grids/lists: capped at 6 steps so a 14-image
   grid's cascade doesn't drag out */
[data-reveal-stagger="1"] { transition-delay: 0ms; }
[data-reveal-stagger="2"] { transition-delay: 60ms; }
[data-reveal-stagger="3"] { transition-delay: 120ms; }
[data-reveal-stagger="4"] { transition-delay: 180ms; }
[data-reveal-stagger="5"] { transition-delay: 240ms; }
[data-reveal-stagger="6"] { transition-delay: 300ms; }

/* ---- Split-text line reveal (headlines) ---- */

[data-split-reveal] .line {
  display: block;
  overflow: hidden;
  clip-path: inset(0 0 100% 0);
}

[data-split-reveal] .line__inner {
  display: block;
  transform: translateY(100%);
  transition: transform var(--t-reveal) var(--ease);
}

[data-split-reveal].is-visible .line {
  clip-path: inset(0 0 0% 0);
  transition: clip-path var(--t-reveal) var(--ease);
}

[data-split-reveal].is-visible .line__inner {
  transform: translateY(0);
}

[data-split-reveal].is-visible .line:nth-child(1) { transition-delay: 40ms; }
[data-split-reveal].is-visible .line:nth-child(1) .line__inner { transition-delay: 40ms; }
[data-split-reveal].is-visible .line:nth-child(2) { transition-delay: 140ms; }
[data-split-reveal].is-visible .line:nth-child(2) .line__inner { transition-delay: 140ms; }
[data-split-reveal].is-visible .line:nth-child(3) { transition-delay: 240ms; }
[data-split-reveal].is-visible .line:nth-child(3) .line__inner { transition-delay: 240ms; }

/* ---- True scroll-linked reveal (progress tied directly to scroll position,
   not a timer) for browsers that support scroll-driven animations. Where
   supported this replaces the JS/IntersectionObserver + transition approach
   above: the fade-up progresses exactly as far as the element has scrolled
   into view, and reverses if you scroll back up. ---- */
@supports (animation-timeline: view()) {
  @keyframes reveal-scrub {
    from {
      opacity: 0;
      transform: translateY(2.75rem) scale(0.95);
    }
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  [data-reveal] {
    animation: reveal-scrub linear both;
    animation-timeline: view();
    animation-range: entry;
  }

  @keyframes reveal-scrub-clip {
    from { clip-path: inset(0 0 100% 0); }
    to   { clip-path: inset(0 0 0% 0); }
  }

  @keyframes reveal-scrub-line {
    from {
      transform: translateY(100%);
    }
    to {
      transform: translateY(0);
    }
  }

  [data-split-reveal] .line {
    animation: reveal-scrub-clip linear both;
    animation-timeline: view();
    animation-range: entry;
  }

  [data-split-reveal] .line__inner {
    animation: reveal-scrub-line linear both;
    animation-timeline: view();
    animation-range: entry;
  }
}