/* ============================================================
   GALLERY PAGE — collage layout with filter / sort / lightbox
   ============================================================ */

/* Warm baseline palette, mirrors search.css for visual consistency. */
:root {
  --color-bg:               #f5e6c8;
  --color-bg-alt:           #e8d5a3;
  --color-text:             #2c1810;
  --color-accent:           #c0392b;
  --color-accent-secondary: #8b2015;
  --font-heading:           'Bebas Neue', sans-serif;
  --font-body:              'Courier Prime', serif;
  --border-radius:          0px;
}

/* ── Page layout ─────────────────────────────────────────── */

.gallery-page {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-lg) var(--space-2xl);
}

/* ── Header ──────────────────────────────────────────────── */

.gallery-header {
  padding: var(--space-lg) 0 var(--space-md);
  border-bottom: 2px solid var(--color-accent);
  margin-bottom: var(--space-lg);
}

.gallery-header__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.gallery-header__intro {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  opacity: 0.8;
}

/* ── Filter bar ──────────────────────────────────────────── */

.gallery-filters {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--color-bg);
  padding: var(--space-md) 0;
  margin-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-accent);
}

.gallery-filters__top {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-sm);
}

.gallery-filters__count {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text);
  margin: 0;
  flex: 1;
  min-width: 12ch;
}

.gallery-filters__sort {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.gallery-filters__sort label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.gallery-filters__sort select {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-accent);
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.gallery-filter-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-accent);
  background: none;
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.gallery-filter-toggle:hover,
.gallery-filter-toggle[aria-expanded="true"] {
  background: var(--color-accent);
  color: #fff;
}

.gallery-filters__clear {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: var(--space-xs) var(--space-md);
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.gallery-filters__clear:hover {
  background: var(--color-accent);
  color: #fff;
}

.gallery-filters__groups {
  display: grid;
  gap: var(--space-sm);
}

.gallery-filters__groups[hidden] { display: none; }

.gallery-facet {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-sm);
}

.gallery-facet__label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  min-width: 6ch;
}

.gallery-facet__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  list-style: none;
  margin: 0;
  padding: 0;
}

.gallery-chip {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-accent);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.gallery-chip:hover {
  background: var(--color-accent-secondary);
  color: #fff;
}
.gallery-chip[aria-pressed="true"] {
  background: var(--color-accent);
  color: #fff;
}

/* ── Collage grid (CSS columns masonry) ──────────────────── */

.gallery-grid {
  column-count: 2;
  column-gap: var(--space-sm);
}
@media (min-width: 600px)  { .gallery-grid { column-count: 3; } }
@media (min-width: 900px)  { .gallery-grid { column-count: 4; } }
@media (min-width: 1300px) { .gallery-grid { column-count: 5; } }

.gallery-tile {
  display: block;
  width: 100%;
  margin: 0 0 var(--space-sm);
  break-inside: avoid;
  background: var(--color-bg-alt);
  border: none;
  padding: 0;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.gallery-tile__img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}
.gallery-tile:hover .gallery-tile__img {
  transform: scale(1.03);
}
.gallery-tile__img[data-loaded="false"] {
  opacity: 0;
}

.gallery-tile__meta {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-xs) var(--space-sm);
  background: linear-gradient(to top, rgba(0,0,0,0.75), rgba(0,0,0,0));
  color: #fff;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}
.gallery-tile:hover .gallery-tile__meta,
.gallery-tile:focus-visible .gallery-tile__meta {
  opacity: 1;
}
.gallery-tile__year {
  font-family: var(--font-heading);
  letter-spacing: 0.1em;
  margin-right: var(--space-xs);
}

.gallery-sentinel {
  height: 1px;
  margin-top: var(--space-lg);
}

.gallery-empty {
  text-align: center;
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text);
  opacity: 0.7;
  padding: var(--space-2xl) var(--space-lg);
}

/* ── Lightbox ────────────────────────────────────────────── */

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(20, 12, 6, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}
.gallery-lightbox[hidden] { display: none; }

.gallery-lightbox__figure {
  margin: 0;
  max-width: min(100%, 1200px);
  max-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.gallery-lightbox__img {
  max-width: 100%;
  max-height: 80vh;
  width: auto;
  height: auto;
  object-fit: contain;
  background: #000;
}

.gallery-lightbox__caption {
  color: #f5e6c8;
  font-family: var(--font-body);
  font-size: var(--text-base);
  text-align: center;
  max-width: 70ch;
}
.gallery-lightbox__caption .gallery-lightbox__meta {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.gallery-lightbox__close,
.gallery-lightbox__nav {
  position: absolute;
  background: transparent;
  color: #f5e6c8;
  border: 1px solid rgba(245, 230, 200, 0.4);
  cursor: pointer;
  font-family: var(--font-body);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.gallery-lightbox__close:hover,
.gallery-lightbox__nav:hover {
  background: rgba(245, 230, 200, 0.15);
  border-color: rgba(245, 230, 200, 0.8);
}

.gallery-lightbox__close {
  top: var(--space-md);
  right: var(--space-md);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Magnify button — sits to the left of close. Desktop only. */
.gallery-lightbox__zoom {
  position: absolute;
  top: var(--space-md);
  right: calc(var(--space-md) + 2.5rem + 0.5rem);
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  color: #f5e6c8;
  border: 1px solid rgba(245, 230, 200, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.gallery-lightbox__zoom:hover,
.gallery-lightbox__zoom:focus-visible {
  background: rgba(245, 230, 200, 0.15);
  border-color: rgba(245, 230, 200, 0.8);
  outline: none;
}
.gallery-lightbox__zoom[aria-pressed="true"] {
  background: rgba(245, 230, 200, 0.92);
  color: #111;
  border-color: rgba(245, 230, 200, 0.92);
}
@media (max-width: 768px) {
  .gallery-lightbox__zoom { display: none; }
}

.gallery-lightbox__nav {
  top: 50%;
  transform: translateY(-50%);
  width: 3rem;
  height: 3rem;
  font-size: 2rem;
  line-height: 1;
}
.gallery-lightbox__nav--prev { left:  var(--space-md); }
.gallery-lightbox__nav--next { right: var(--space-md); }

@media (prefers-reduced-motion: reduce) {
  .gallery-tile__img,
  .gallery-tile__meta,
  .gallery-chip,
  .gallery-lightbox__close,
  .gallery-lightbox__nav { transition: none; }
  .gallery-tile:hover .gallery-tile__img { transform: none; }
}