/* ============================================================
   Home theme: the lobby, daylight edition.
   Warm ivory, bold grotesk type, terracotta accent. Each panel
   still previews its room's own look.
   ============================================================ */

body.theme-home {
  --bg: #f6f2e9;
  --bg-soft: #fbf9f3;
  --surface: #ffffff;
  --border: rgba(26, 23, 18, 0.12);
  --border-strong: rgba(26, 23, 18, 0.3);
  --text: #1a1712;
  --muted: #5f594d;
  --faint: #97907f;
  --accent: #c4532a;              /* terracotta */
  --accent-soft: rgba(196, 83, 42, 0.1);
  --nav-bg: rgba(246, 242, 233, 0.88);
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body.theme-home .bg-glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60vw 42vh at 10% -6%, rgba(196, 83, 42, 0.07), transparent 60%),
    radial-gradient(50vw 36vh at 92% 6%, rgba(138, 101, 17, 0.06), transparent 60%),
    radial-gradient(70vw 50vh at 50% 112%, rgba(26, 23, 18, 0.05), transparent 60%);
}

/* type: tight bold grotesk instead of the serif */
body.theme-home h1 {
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.02;
}
body.theme-home h1 em { font-style: normal; color: var(--accent); }
body.theme-home h2, body.theme-home .panel h3 { font-weight: 600; letter-spacing: -0.02em; }
body.theme-home .brand { font-weight: 700; letter-spacing: -0.01em; }
body.theme-home .hero-sub { font-size: 1.02rem; }

body.theme-home .btn { border-color: var(--border-strong); }
body.theme-home .btn:hover {
  background: var(--text);
  border-color: var(--text);
  color: var(--bg);
}
body.theme-home .chip { background: var(--surface); }

.scroll-hint {
  position: absolute;
  bottom: 36px; left: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--faint);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.scroll-hint::after {
  content: "";
  width: 1px; height: 44px;
  background: linear-gradient(var(--faint), transparent);
  animation: hintDrop 2.2s var(--ease) infinite;
}
@keyframes hintDrop {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
@media (prefers-reduced-motion: reduce) { .scroll-hint::after { animation: none; } }

/* ---------- collection panels ---------- */
.panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 70px 0;
  border-top: 1px solid var(--border-strong);
}
.panel:last-of-type { border-bottom: 1px solid var(--border-strong); }
.panel.flip .panel-visual { order: 2; }
.panel-num {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 14px;
}
.panel h3 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  margin-bottom: 16px;
}
.panel p { color: var(--muted); max-width: 460px; }
.panel-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }

.kicker.k-lib { color: #8a6511; }
.kicker.k-lib::before { background: #8a6511; }
.kicker.k-art { color: #7a3030; }
.kicker.k-art::before { background: #7a3030; }
.kicker.k-film { color: #c23a2e; }
.kicker.k-film::before { background: #c23a2e; }
.kicker.k-rail { color: #b06a12; }
.kicker.k-rail::before { background: #b06a12; }

.panel-visual {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: transform 0.5s var(--ease);
}
a.panel-link:hover .panel-visual { transform: translateY(-6px); }

/* --- preview 1: a catalog card on paper --- */
.prev-library {
  background: #ede4cf;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 34px rgba(26, 23, 18, 0.08);
}
.prev-card {
  width: 100%;
  max-width: 360px;
  background: #faf5e6;
  border: 1px solid rgba(62, 48, 30, 0.3);
  border-radius: 6px;
  box-shadow: 3px 4px 0 rgba(62, 48, 30, 0.14);
  padding: 16px 20px 30px;
  position: relative;
  transform: rotate(-1.4deg);
  font-family: "Special Elite", "Courier New", monospace;
  font-size: 0.76rem;
  color: #6d5f4b;
  line-height: 1.9;
}
.prev-card::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 38px;
  border-top: 2px solid rgba(140, 50, 33, 0.5);
}
.prev-card::after {
  content: "";
  position: absolute;
  bottom: 7px; left: 50%;
  width: 12px; height: 12px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: #ede4cf;
  border: 1px solid rgba(62, 48, 30, 0.4);
}
.prev-card .cc-callno { color: #8c3221; }
.prev-card .cc-title { color: #2b2317; margin-top: 12px; }
.prev-card .cc-row { display: flex; align-items: baseline; gap: 8px; }
.prev-card .cc-row i { flex: 1; border-bottom: 2px dotted rgba(62, 48, 30, 0.35); transform: translateY(-4px); }
.prev-card .cc-grade { color: #34613f; }
.prev-card .cc-grade.red { color: #8c3221; }

/* --- preview 2: a wall label on a gallery wall --- */
.prev-art {
  background: #efeae1;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  box-shadow: 0 14px 34px rgba(26, 23, 18, 0.08);
}
.prev-frame {
  width: 96px; height: 116px;
  flex: none;
  background: linear-gradient(150deg, #b9553f 0%, #d8a94e 45%, #37556e 100%);
  border: 5px solid #faf7f0;
  outline: 3px solid #a8874f;
  box-shadow: 0 0 0 4px #c3a367, 0 12px 24px rgba(52, 44, 34, 0.3);
}
.prev-label {
  background: #fcfaf5;
  border: 1px solid rgba(52, 44, 34, 0.16);
  border-top: 3px solid #a8874f;
  padding: 18px 20px;
  max-width: 240px;
  box-shadow: 0 8px 20px rgba(52, 44, 34, 0.12);
  font-family: "EB Garamond", Georgia, serif;
  color: #2c2620;
}
.prev-label .pl-artist { font-variant: small-caps; letter-spacing: 0.12em; font-size: 0.85rem; font-weight: 600; }
.prev-label .pl-title { font-family: "Cormorant Garamond", Georgia, serif; font-style: italic; font-size: 1.15rem; }
.prev-label .pl-medium { font-size: 0.78rem; color: #6f6558; margin-top: 4px; }

/* --- preview 3: darkroom strip --- */
.prev-film {
  background: #0a0a0b;
  border-radius: var(--radius);
  padding: 40px 30px;
  position: relative;
  overflow: hidden;
  text-align: center;
  font-family: "Space Mono", "Courier New", monospace;
  box-shadow: 0 14px 34px rgba(26, 23, 18, 0.18);
}
.prev-film::after {
  content: "";
  position: absolute;
  top: -30%; right: -20%;
  width: 70%; height: 90%;
  background: radial-gradient(closest-side, rgba(226, 72, 61, 0.18), transparent 75%);
  pointer-events: none;
}
.prev-film .strip {
  height: 20px;
  background-image: radial-gradient(rgba(232, 228, 220, 0.22) 34%, transparent 36%);
  background-size: 24px 13px;
  background-position: center;
  background-repeat: repeat-x;
}
.prev-film .fd-name {
  color: #e2483d;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  margin: 26px 0 6px;
  text-shadow: 0 0 20px rgba(226, 72, 61, 0.5);
}
.prev-film .fd-sub {
  color: #8f8b83;
  font-size: 0.64rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  margin-bottom: 26px;
}

/* --- preview 4: departure board --- */
.prev-travel {
  background: linear-gradient(180deg, #12161f, #0b0e14);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 22px 24px 26px;
  overflow: hidden;
  font-family: "Space Mono", "Courier New", monospace;
  box-shadow: 0 14px 34px rgba(26, 23, 18, 0.18);
}
.prev-travel .pt-cap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #6d7383;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}
.prev-travel .pt-clock { color: #6fbf8f; }
.prev-travel .pt-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, transparent calc(50% - 0.5px), rgba(0, 0, 0, 0.4) 50%, transparent calc(50% + 0.5px));
}
.prev-travel .pt-row:last-child { border-bottom: none; padding-bottom: 2px; }
.prev-travel .pt-code {
  color: #eba33e;
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.prev-travel .pt-name {
  color: #c7ccd6;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

@media (max-width: 880px) {
  .panel { grid-template-columns: 1fr; gap: 34px; padding: 56px 0; }
  .panel.flip .panel-visual { order: 0; }
  .prev-art { flex-direction: column; }
}