:root {
  color-scheme: dark;
  --bg: #12141a;
  --bg-card: #1b1e27;
  --ink: #ece8e0;
  --muted: #a8a296;
  --line: #2c3140;
  --accent: #c9a36a;
  --accent-dim: #8a7048;
}

* { box-sizing: border-box; }
html { font-size: 18px; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.55;
}

a { color: var(--accent); text-decoration-underline-offset: 0.15em; }
a:hover { color: #e0c08a; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap {
  width: min(68rem, calc(100% - 2rem));
  margin: 0 auto;
}
.prose { width: min(42rem, 100%); }

.site-header, .site-footer {
  border-color: var(--line);
}
.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding: 1.25rem 0 1rem;
  border-bottom: 1px solid var(--line);
}
.mark {
  color: var(--ink);
  text-decoration: none;
  font-family: Palatino, "Palatino Linotype", "Times New Roman", serif;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}
.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
}
.site-header nav a {
  color: var(--muted);
  text-decoration: none;
}
.site-header nav a[aria-current="page"],
.site-header nav a:hover { color: var(--ink); }

main { padding: 2.25rem 0 3.5rem; }

h1, h2, h3 {
  font-family: Palatino, "Palatino Linotype", "Times New Roman", serif;
  font-weight: 500;
  line-height: 1.2;
}
h1 { font-size: 2.15rem; margin: 0 0 0.6rem; letter-spacing: 0.01em; }
h2 { font-size: 1.35rem; margin: 2rem 0 0.6rem; }
h3 { font-size: 1.1rem; margin: 1.4rem 0 0.4rem; }
.lede {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 1.5rem;
}
.kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  margin: 0 0 0.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: 1.4rem 0 2.2rem;
}
.btn {
  display: inline-block;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--accent-dim);
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  border-radius: 2px;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-solid {
  background: var(--accent);
  color: #1a140c;
  border-color: var(--accent);
}
.btn-solid:hover { color: #1a140c; filter: brightness(1.08); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16.5rem, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 1.1rem 1.15rem 1.2rem;
}
.card h2 { margin: 0 0 0.4rem; font-size: 1.2rem; }
.card p { margin: 0 0 0.8rem; color: var(--muted); }
.card .more { font-size: 0.95rem; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin: 0.8rem 0 1.2rem;
}
th, td {
  text-align: left;
  vertical-align: top;
  padding: 0.45rem 0.6rem 0.45rem 0;
  border-bottom: 1px solid var(--line);
}
th { color: var(--muted); font-weight: 600; }

.note {
  color: var(--muted);
  font-size: 0.95rem;
}
code, .mono {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.88em;
}
pre {
  overflow: auto;
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 0.9rem 1rem;
  font-size: 0.85rem;
}

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.35rem;
  margin: 1rem 0 1.5rem;
}
.flow span {
  border: 1px solid var(--line);
  background: var(--bg-card);
  padding: 0.45rem 0.7rem;
}
.flow .arrow { border: 0; background: none; color: var(--muted); padding: 0 0.15rem; }

.explainer {
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 1rem 1.1rem 1.2rem;
  margin: 1rem 0 1.5rem;
}
.explainer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0.7rem 0 1rem;
}
.explainer button {
  font: inherit;
  cursor: pointer;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.35rem 0.7rem;
}
.explainer button[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent);
}
.bar-row { display: grid; grid-template-columns: 7.5rem 1fr 3rem; gap: 0.45rem; align-items: center; margin: 0.35rem 0; }
.bar-track { height: 0.55rem; background: #2a2f3c; }
.bar-fill { height: 100%; background: var(--accent); width: 0%; }
.filters { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.8rem 0; }
.filters button {
  font: inherit;
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 0.25rem 0.6rem;
}
.filters button[aria-pressed="true"] { color: var(--ink); border-color: var(--accent); }
.catalog { list-style: none; padding: 0; margin: 0; }
.catalog li {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0;
}
.catalog .cat {
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.2rem 0 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 0.8rem 1.1rem; margin-bottom: 0.5rem; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }

@media (max-width: 40rem) {
  html { font-size: 17px; }
  h1 { font-size: 1.7rem; }
  .bar-row { grid-template-columns: 1fr; }
}