:root {
  --bg: #faf7f2;
  --bg-card: #ffffff;
  --ink: #2c2416;
  --ink-soft: #5c5346;
  --accent: #8b5a2b;
  --accent-deep: #6b4220;
  --gold: #c4a35a;
  --line: #e6dcc8;
  --nav: #3d3224;
  --ok-warm: #f3ebe0;
  --danger-soft: #f7ece8;
  --radius: 12px;
  --shadow: 0 8px 24px rgba(44, 36, 22, 0.08);
  --max: 1080px;
  --font: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", "Noto Sans CJK TC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-weight: 400;
}
a { color: var(--accent-deep); text-decoration: none; }
a:hover { color: var(--accent); text-decoration: underline; }
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

.site-header {
  background: linear-gradient(180deg, #fffdf9 0%, #f6efe4 100%);
  border-bottom: 1px solid var(--line);
}
.header-inner { width: min(100% - 2rem, var(--max)); margin: 0 auto; padding: 1.4rem 0 1rem; }
.brand a { display: flex; flex-direction: column; gap: .15rem; color: inherit; text-decoration: none; }
.brand-kicker { font-size: .85rem; color: var(--ink-soft); letter-spacing: .04em; }
.brand-title { font-size: clamp(1.35rem, 2.5vw, 1.85rem); font-weight: 700; color: var(--nav); }
.brand-theme { font-size: 1rem; color: var(--accent); font-weight: 500; }

.site-nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav);
  box-shadow: 0 2px 12px rgba(0,0,0,.12);
}
.nav-inner { width: min(100% - 1rem, var(--max)); margin: 0 auto; }
.nav-list {
  list-style: none; margin: 0; padding: .35rem 0;
  display: flex; flex-wrap: wrap; gap: .15rem .4rem;
}
.nav-list > li { position: relative; }
.nav-list > li > a {
  display: block; color: #f5efe6; padding: .55rem .85rem; border-radius: 8px;
  font-size: .95rem; text-decoration: none; white-space: nowrap;
}
.nav-list > li > a:hover,
.nav-list > li.active > a,
.nav-list a.active { background: rgba(255,255,255,.12); color: #fff; text-decoration: none; }
.nav-list .sub {
  display: none; position: absolute; left: 0; top: 100%;
  min-width: 11rem; background: #2a2218; border-radius: 10px;
  padding: .4rem; list-style: none; margin: 0; box-shadow: var(--shadow);
}
.nav-list .has-sub:hover > .sub,
.nav-list .has-sub:focus-within > .sub { display: block; }
.nav-list .sub a {
  display: block; color: #f0e8dc; padding: .45rem .7rem; border-radius: 6px; font-size: .9rem;
}
.nav-list .sub a:hover, .nav-list .sub a.active { background: rgba(255,255,255,.1); text-decoration: none; }

.site-main { padding: 2rem 0 3.5rem; min-height: 55vh; }
.site-footer {
  background: #2a2218; color: #e8dfd0; padding: 2rem 0;
  border-top: 3px solid var(--gold);
}
.site-footer a { color: #f0d9a8; }
.footer-theme { margin: 0 0 .35rem; font-weight: 500; color: var(--gold); }
.footer-copy, .footer-note { margin: .2rem 0; font-size: .88rem; color: #cbbfaa; }

.hero {
  background: linear-gradient(135deg, #6b4220 0%, #8b5a2b 45%, #c4a35a 100%);
  color: #fff; border-radius: calc(var(--radius) + 4px);
  padding: 2.2rem 1.8rem; margin-bottom: 2rem; box-shadow: var(--shadow);
  position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: auto -10% -40% 40%;
  height: 180%; background: radial-gradient(circle, rgba(255,255,255,.18), transparent 60%);
  pointer-events: none;
}
.hero h1 { margin: 0 0 .5rem; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.hero .theme-banner {
  display: inline-block; background: rgba(255,255,255,.18);
  padding: .35rem .9rem; border-radius: 999px; font-weight: 500; margin-bottom: 1rem;
}
.hero p { margin: 0; max-width: 46rem; color: #fff8ef; }

.page-title {
  font-size: clamp(1.5rem, 2.5vw, 1.9rem); margin: 0 0 .35rem; color: var(--nav);
}
.lead { color: var(--ink-soft); margin: 0 0 1.5rem; font-size: 1.05rem; }
.section-label {
  display: inline-block; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; margin-bottom: .35rem;
}

.card-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.1rem; margin: 1.5rem 0;
}
.card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.25rem 1.3rem; box-shadow: var(--shadow); transition: transform .15s ease, box-shadow .15s;
}
a.card { color: inherit; text-decoration: none; display: block; }
a.card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(44,36,22,.12); text-decoration: none; }
.card h3 { margin: 0 0 .4rem; font-size: 1.15rem; color: var(--accent-deep); }
.card p { margin: 0; color: var(--ink-soft); font-size: .95rem; }
.card .card-meta { margin-top: .7rem; font-size: .85rem; color: var(--gold); font-weight: 500; }

.article-list { display: flex; flex-direction: column; gap: 1.5rem; }
.article {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem 1.5rem; box-shadow: var(--shadow);
}
.article h2 { margin: 0 0 .25rem; font-size: 1.25rem; color: var(--nav); }
.article .byline { color: var(--accent); font-size: .92rem; margin-bottom: .9rem; }
.article .body p { margin: 0 0 .85rem; }
.article .body p.verse { text-align: center; line-height: 1.9; color: var(--ink-soft); }
.article .body { font-size: 1.02rem; }

.lyrics {
  background: var(--bg-card); border-left: 4px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.4rem 1.6rem; margin: 1.2rem 0 2rem; box-shadow: var(--shadow);
}
.lyrics h2 { margin: 0 0 1rem; color: var(--accent-deep); }
.lyrics p { margin: 0 0 .55rem; line-height: 1.95; }

.gallery {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: .9rem; margin: 1.2rem 0;
}
.media-placeholder { margin: 0; }
.media-placeholder .ph-box {
  aspect-ratio: 4/3; background: var(--danger-soft);
  border: 1.5px dashed #c48a78;
  border-radius: 10px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: .35rem; padding: .75rem; text-align: center;
}
.ph-icon { font-size: 1.4rem; color: #a05a45; }
.ph-msg { font-size: .78rem; color: #8a4f3d; line-height: 1.35; }
.media-placeholder figcaption {
  font-size: .78rem; color: var(--ink-soft); margin-top: .35rem;
  word-break: break-all; text-align: center;
}

.booklet-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.booklet-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.2rem; text-align: center; box-shadow: var(--shadow);
}
.booklet-card h3 { margin: .2rem 0 .6rem; font-size: 1.1rem; }
.booklet-card .year-badge {
  display: inline-block; background: var(--ok-warm); color: var(--accent-deep);
  padding: .2rem .7rem; border-radius: 999px; font-size: .85rem; font-weight: 600;
}
.booklet-card .warn {
  margin-top: .9rem; padding: .75rem; background: var(--danger-soft);
  border-radius: 8px; font-size: .82rem; color: #7a4032; line-height: 1.4;
}

/* Custom vertical timeline (also used as fallback note under TimelineJS) */
.timeline {
  position: relative; margin: 2rem 0 1rem; padding-left: 0;
}
.timeline::before {
  content: ""; position: absolute; left: 1.15rem; top: 0; bottom: 0;
  width: 3px; background: linear-gradient(var(--gold), var(--accent));
  border-radius: 2px;
}
.tl-item {
  position: relative; padding: 0 0 1.6rem 3.2rem;
}
.tl-item::before {
  content: ""; position: absolute; left: .72rem; top: .35rem;
  width: 1rem; height: 1rem; border-radius: 50%;
  background: #fff; border: 3px solid var(--accent); box-shadow: 0 0 0 3px rgba(196,163,90,.35);
}
.tl-year {
  display: inline-block; font-weight: 700; color: var(--accent-deep);
  background: var(--ok-warm); padding: .15rem .65rem; border-radius: 6px;
  font-size: .9rem; margin-bottom: .35rem;
}
.tl-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.15rem; box-shadow: var(--shadow);
}
.tl-card h3 { margin: 0 0 .35rem; font-size: 1.08rem; }
.tl-card p { margin: 0; color: var(--ink-soft); font-size: .95rem; }
.tl-media-note {
  margin-top: .7rem; font-size: .82rem; color: #8a4f3d;
  background: var(--danger-soft); padding: .45rem .65rem; border-radius: 6px;
}
.tl-media-note a { color: #6b4220; }

#timeline-embed {
  width: 100%; height: 650px; margin: 1rem 0 2rem;
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: #fff;
}
.notice {
  background: #fff8e8; border: 1px solid #e8d5a8; color: #6a5528;
  padding: .85rem 1rem; border-radius: 10px; margin: 1rem 0 1.5rem; font-size: .92rem;
}
.crumbs { font-size: .88rem; color: var(--ink-soft); margin-bottom: 1rem; }
.crumbs a { color: var(--accent); }

@media (max-width: 720px) {
  .nav-list { gap: 0; }
  .nav-list > li > a { padding: .5rem .65rem; font-size: .88rem; }
  #timeline-embed { height: 520px; }
  .timeline::before { left: .85rem; }
  .tl-item { padding-left: 2.6rem; }
  .tl-item::before { left: .42rem; }
}

.tl-group {
  display: inline-block; margin-left: .4rem; font-weight: 500;
  background: #efe6d6; color: #5c5346; padding: .1rem .5rem;
  border-radius: 999px; font-size: .75rem; vertical-align: middle;
}
.tl-text { color: var(--ink-soft); font-size: .95rem; }
.tl-text small { color: #8a7a62; }
.tl-video { border-radius: 8px; overflow: hidden; }