/* ── Reset & tokens ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #0c0b09;
  --surface:    #181511;
  --surface-hi: #201d18;
  --border:     #2c2820;
  --text:       #ede8df;
  --muted:      #7a6f62;
  --accent:     #c8955a;
  --accent-hi:  #dba870;
  --radius:     3px;
  --gap:        20px;
  --col-min:    270px;
  --shadow:     0 4px 24px rgba(0,0,0,.5);
  --transition: 200ms ease;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100dvh;
}

/* ── Header ──────────────────────────────────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(12, 11, 9, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 16px var(--gap) 14px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

h1 {
  font-family: 'Playfair Display', Georgia, 'Times New Roman', serif;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--text);
}

/* ── Category pills ───────────────────────────────────────────────────────── */
#category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pill {
  background: none;
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--muted);
  cursor: pointer;
  font-size: .75rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 14px;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition);
}
.pill:hover { border-color: var(--accent); color: var(--accent); }
.pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #120e08;
  font-weight: 600;
}

/* ── Sort toggle ──────────────────────────────────────────────────────────── */
.sort-btn {
  margin-left: auto;
  background: none;
  border: 1px solid var(--border);
  border-radius: 99px;
  color: var(--muted);
  cursor: pointer;
  font-size: .75rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 14px;
  transition: border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.sort-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Breadcrumb ───────────────────────────────────────────────────────────── */
#breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px var(--gap);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-size: .875rem;
}

#breadcrumb-back {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: .875rem;
  padding: 2px 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}
#breadcrumb-back:hover { color: var(--accent-hi); }

#breadcrumb-label {
  color: var(--text);
  font-weight: 600;
}

/* ── Gallery grid ─────────────────────────────────────────────────────────── */
main { padding: calc(var(--gap) * 1.5) var(--gap); }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--col-min), 1fr));
  gap: var(--gap);
}

.card {
  background: var(--surface);
  border: none;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,.7);
}
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.card-thumb {
  aspect-ratio: 4 / 3;
  width: 100%;
  object-fit: cover;
  display: block;
  background: var(--border);
  opacity: 0;
  transition: opacity 400ms ease;
}
.card-thumb.loaded { opacity: 1; }

.card-body {
  padding: 10px 12px 12px;
  border-top: 1px solid var(--border);
}

.card-title {
  font-family: 'Playfair Display', Georgia, 'Times New Roman', serif;
  font-size: .9375rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}

.card-meta {
  font-size: .75rem;
  color: var(--muted);
  margin-top: 3px;
  letter-spacing: .02em;
}

/* ── Progression cover photo badge ───────────────────────────────────────── */
.progression-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0,0,0,.65);
  color: var(--accent);
  font-size: .875rem;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 3px;
  pointer-events: none;
  border: 1px solid rgba(200, 149, 90, .3);
}

.has-progression .card-thumb {
  box-shadow: inset 0 0 0 2px rgba(200, 149, 90, .2);
}

/* ── Empty / error states ─────────────────────────────────────────────────── */
.empty, .error {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--muted);
  font-style: italic;
}
.error { color: #e05c4b; font-style: normal; }

/* ── Lightbox ─────────────────────────────────────────────────────────────── */
#lightbox {
  border: none;
  border-radius: var(--radius);
  background: #070604;
  padding: 0;
  max-width: min(94vw, 1200px);
  max-height: 94dvh;
  width: fit-content;
  box-shadow: 0 40px 120px rgba(0,0,0,.95);
}

#lightbox::backdrop {
  background: rgba(4, 3, 2, 0.93);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#lightbox figure { position: relative; }

#lb-img {
  display: block;
  max-width: 100%;
  max-height: 84dvh;
  object-fit: contain;
  border-radius: var(--radius) var(--radius) 0 0;
}

#lb-caption {
  color: var(--muted);
  font-size: .8125rem;
  padding: 10px 20px;
  text-align: center;
  letter-spacing: .04em;
}

#lb-close, #lb-prev, #lb-next {
  position: absolute;
  background: rgba(0,0,0,.5);
  border: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.75);
  cursor: pointer;
  font-size: 1.4rem;
  line-height: 1;
  border-radius: 99px;
  padding: 5px 12px;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition);
  z-index: 1;
}
#lb-close:hover, #lb-prev:hover, #lb-next:hover {
  background: rgba(200, 149, 90, .2);
  border-color: rgba(200, 149, 90, .4);
  color: #fff;
}

#lb-close { top: 10px; right: 10px; }
#lb-prev  { top: 50%; left:  10px; transform: translateY(-50%); }
#lb-next  { top: 50%; right: 10px; transform: translateY(-50%); }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
  :root { --col-min: 160px; --gap: 12px; }
  h1 { font-size: 1.1rem; }
  .sort-btn { margin-left: 0; }
}