:root {
  --bg: #12110e;
  --bg-2: #1a1814;
  --paper: #211e18;
  --ink: #f2ead8;
  --muted: #9b927e;
  --line: #3a3428;
  --gold: #d7a441;
  --gold-2: #f0d08a;
  --pine: #7ea58a;
  --ember: #c45c26;
  --pin: #8b1e1e;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", "Noto Serif SC", serif;
  --sans: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(215, 164, 65, 0.08), transparent 55%),
    linear-gradient(180deg, #16140f 0%, var(--bg) 180px);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}

a { color: var(--gold-2); text-decoration: none; }
a:hover { color: #fff4d4; text-decoration: underline; }
code, kbd { font-family: var(--mono); font-size: 0.92em; }

.wrap { width: min(1080px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 10px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}
.brand:hover { text-decoration: none; color: inherit; }
.mark {
  font-family: var(--serif);
  font-size: 28px;
  letter-spacing: 0.04em;
}
.mark em {
  font-style: normal;
  color: var(--gold);
}
.tag {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.meta-links { display: flex; gap: 16px; color: var(--muted); font-size: 13px; }
.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 18px;
  margin: 10px 0 22px;
}
.hero-card, .first-coin {
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero-card { padding: 22px 24px 18px; }
.hero-card h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 10px;
}
.hero-card p { margin: 0; color: #d8d0bc; }
.first-coin {
  padding: 18px 20px;
  background:
    linear-gradient(135deg, rgba(215, 164, 65, 0.16), transparent 42%),
    var(--paper);
}
.kicker {
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.first-coin h2 {
  font-family: var(--serif);
  font-size: 26px;
  margin: 8px 0 6px;
}
.first-coin p { margin: 0; color: var(--muted); }
.ticker {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 8px;
  border: 1px solid var(--gold);
  color: var(--gold-2);
  font-family: var(--mono);
  font-size: 12px;
}

.board {
  border: 1px solid var(--line);
  background: var(--bg-2);
  margin-bottom: 22px;
}
.board-head, .thread-row, .crumb {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 90px 90px 170px;
  gap: 8px;
  align-items: center;
}
.board-head {
  padding: 10px 16px;
  background: #2a251c;
  color: var(--gold-2);
  font-size: 13px;
  letter-spacing: 0.08em;
}
.thread-row {
  padding: 14px 16px;
  border-top: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
}
.thread-row:hover {
  background: #262218;
  text-decoration: none;
  color: inherit;
}
.thread-row strong { display: block; font-size: 17px; }
.thread-row span, .stat, .last { color: var(--muted); font-size: 13px; }
.badge {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 6px;
  font-size: 11px;
  letter-spacing: 0.08em;
  border: 1px solid currentColor;
}
.badge.pin { color: var(--ember); }
.badge.first { color: var(--gold); }

.crumb {
  grid-template-columns: 1fr;
  color: var(--muted);
  font-size: 13px;
  margin: 8px 0 16px;
}
.thread-title {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 500;
  margin: 0 0 8px;
}
.thread-sub { color: var(--muted); margin: 0 0 18px; }

.post {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  border: 1px solid var(--line);
  border-top: 0;
  background: var(--paper);
}
.post:first-of-type { border-top: 1px solid var(--line); }
.poster {
  padding: 18px 16px;
  background: #19160f;
  border-right: 1px solid var(--line);
}
.avatar {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  background: #3a2d16;
  color: var(--gold-2);
  font-family: var(--serif);
  font-size: 22px;
  margin-bottom: 10px;
}
.poster b { display: block; }
.poster small { color: var(--muted); }
.body { padding: 18px 22px 22px; }
.body h2, .body h3 {
  font-family: var(--serif);
  font-weight: 500;
  margin: 18px 0 8px;
}
.body p { margin: 0 0 12px; }
.body ul { margin: 0 0 14px; padding-left: 1.2em; }
.body li { margin: 4px 0; }
.note {
  border-left: 3px solid var(--gold);
  padding: 8px 12px;
  background: #2a2418;
  color: #ead9b0;
  margin: 0 0 14px;
}
pre {
  overflow: auto;
  padding: 12px 14px;
  background: #0d0c0a;
  border: 1px solid #3f382b;
  color: #e7d7b0;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
}
.hash { word-break: break-all; }
.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 10px;
}
.copy {
  appearance: none;
  border: 1px solid var(--line);
  background: #2b261d;
  color: var(--gold-2);
  padding: 4px 8px;
  cursor: pointer;
  font-family: var(--sans);
}
.copy:hover { border-color: var(--gold); }
.readonly {
  margin: 18px 0 40px;
  padding: 14px 16px;
  border: 1px dashed var(--line);
  color: var(--muted);
}
footer {
  color: var(--muted);
  font-size: 13px;
  padding: 10px 0 40px;
}

@media (max-width: 800px) {
  .hero, .board-head, .thread-row, .post { grid-template-columns: 1fr; }
  .board-head { display: none; }
  .poster { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat, .last { margin-top: 6px; }
}