:root {
  --ink: #1a1814;
  --ink-soft: #4b463d;
  --paper: #f7f2ea;
  --paper-deep: #efe7d9;
  --rule: #d7ceba;
  --accent: #8a4a1a;
  --accent-deep: #5a3010;
  --max: 760px;
  --radius: 6px;
  --font-body: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 48px 24px 64px;
}

.hero {
  padding: 28px 0 24px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 28px;
}
.hero h1 {
  margin: 4px 0 12px;
  font-size: 2.15rem;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
.hero .sub {
  margin: 0 0 12px;
  color: var(--ink-soft);
  font-size: 1.08rem;
}
.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-family: var(--font-sans);
  color: var(--accent-deep);
}
.stamp {
  margin: 18px 0 0;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  color: var(--ink-soft);
}

.panel {
  padding: 20px 0;
  border-bottom: 1px solid var(--rule);
}
.panel:last-of-type { border-bottom: none; }
.panel h2 {
  margin: 0 0 10px;
  font-size: 1.25rem;
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: -0.005em;
}
.panel p {
  margin: 0 0 12px;
}
.panel p:last-child { margin-bottom: 0; }

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--paper-deep);
  padding: 1px 5px;
  border-radius: 3px;
}

ul { padding-left: 0; margin: 8px 0 0; }

ul.kv { list-style: none; }
ul.kv li {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 12px;
  padding: 7px 0;
  border-top: 1px dashed var(--rule);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}
ul.kv li:first-child { border-top: none; }
ul.kv li span:first-child {
  font-weight: 600;
  color: var(--accent-deep);
  letter-spacing: 0.01em;
}
ul.kv li span:last-child { color: var(--ink-soft); }

ul.tick { list-style: none; }
ul.tick li {
  position: relative;
  padding: 4px 0 4px 22px;
}
ul.tick li::before {
  content: "›";
  position: absolute;
  left: 4px;
  top: 2px;
  color: var(--accent);
  font-weight: 700;
}

ul.links { list-style: none; }
ul.links li {
  padding: 10px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-top: 1px dashed var(--rule);
}
ul.links li:first-child { border-top: none; }
ul.links a {
  color: var(--accent-deep);
  text-decoration: none;
  font-weight: 600;
  font-family: var(--font-sans);
  font-size: 1rem;
  letter-spacing: -0.005em;
}
ul.links a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.muted { color: var(--ink-soft); }
.small { font-size: 0.87rem; font-family: var(--font-sans); }

.foot {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}

@media (max-width: 520px) {
  .page { padding: 32px 18px 48px; }
  .hero h1 { font-size: 1.75rem; }
  ul.kv li { grid-template-columns: 1fr; gap: 2px; padding: 8px 0; }
}