:root {
  --bg: #0A0A0A;
  --surface: #141414;
  --border: #1F1F1F;
  --text: #FAFAFA;
  --text-muted: #8A8A8A;
  --text-dim: #5A5A5A;
  --accent: #E04F3D;
  --accent-muted: #7A2A21;
  --radius: 10px;
  --max-w: 720px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 32px 24px 64px;
}

header.site {
  border-bottom: 1px solid var(--border);
  padding: 20px 24px;
}
header.site .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header.site .brand {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--text);
  font-size: 18px;
}
header.site nav a {
  color: var(--text-muted);
  margin-left: 24px;
  font-size: 14px;
}
header.site nav a:hover { color: var(--text); text-decoration: none; }

h1 {
  font-size: 36px;
  line-height: 1.2;
  margin: 32px 0 8px;
  letter-spacing: -0.01em;
}
h2 {
  font-size: 22px;
  margin: 40px 0 12px;
  letter-spacing: -0.005em;
}
h3 {
  font-size: 17px;
  margin: 24px 0 8px;
  color: var(--text);
}

p { margin: 12px 0; }
.lede {
  font-size: 18px;
  color: var(--text-muted);
}
.updated {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0 0 24px;
}

ul, ol { padding-left: 22px; }
li { margin: 6px 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 15px;
}
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
th { color: var(--text-muted); font-weight: 600; }

code {
  background: var(--surface);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: SFMono-Regular, Menlo, Monaco, monospace;
  font-size: 13.5px;
  color: var(--text);
}

.callout {
  background: var(--surface);
  border-left: 3px solid var(--accent);
  padding: 14px 16px;
  margin: 20px 0;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 15px;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

footer.site {
  border-top: 1px solid var(--border);
  padding: 24px;
  color: var(--text-dim);
  font-size: 13px;
}
footer.site .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
}
footer.site a { color: var(--text-muted); }
footer.site a:hover { color: var(--text); }

/* Landing-only */
.hero {
  padding: 72px 0 24px;
  text-align: left;
}
.hero h1 {
  font-size: 56px;
  line-height: 1.05;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.hero .tagline {
  font-size: 22px;
  color: var(--text-muted);
  margin: 0 0 32px;
  max-width: 560px;
}
.hero .pill {
  display: inline-block;
  background: var(--accent-muted);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 32px 0 48px;
}
.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: var(--radius);
}
.feature h3 {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.feature p { margin: 0; color: var(--text-muted); font-size: 15px; }

@media (max-width: 600px) {
  .hero { padding: 40px 0 16px; }
  .hero h1 { font-size: 40px; }
  .hero .tagline { font-size: 18px; }
  .feature-grid { grid-template-columns: 1fr; }
  h1 { font-size: 28px; }
  h2 { font-size: 19px; }
}