/* CHEDR holding page — single shared stylesheet. Plain CSS, no build step. */
:root {
  --bg: #0e1116;
  --panel: #161b22;
  --ink: #e6edf3;
  --muted: #9aa7b4;
  --line: #232b36;
  --accent: #4f8cff;
  --accent-ink: #ffffff;
  --maxw: 760px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

header.site {
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0;
  background: rgba(14, 17, 22, 0.85);
  backdrop-filter: saturate(140%) blur(8px);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 700; letter-spacing: 0.14em; font-size: 18px; color: var(--ink); }
.brand:hover { text-decoration: none; }
nav.site a { color: var(--muted); margin-left: 18px; font-size: 14px; }
nav.site a:hover { color: var(--ink); }

.hero { padding: 64px 0 40px; }
.hero h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.15; margin: 0 0 14px; }
.hero p.lead { font-size: 18px; color: var(--muted); margin: 0; max-width: 56ch; }

main section { padding: 28px 0; border-top: 1px solid var(--line); }
main section:first-of-type { border-top: none; }
h2 { font-size: 22px; margin: 0 0 12px; }
h3 { font-size: 16px; margin: 22px 0 6px; }
p, li { color: var(--ink); }
.muted { color: var(--muted); }
ul { padding-left: 20px; }
li { margin: 4px 0; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
}
.sample {
  background: #0b0e13;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--ink);
  margin: 8px 0;
  white-space: pre-wrap;
}
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
@media (max-width: 520px) { .kv { grid-template-columns: 1fr; } .kv dt { margin-top: 8px; } }

.pill {
  display: inline-block; font-size: 12px; letter-spacing: 0.04em;
  color: var(--accent); border: 1px solid var(--line);
  border-radius: 999px; padding: 2px 10px; margin-bottom: 14px;
}

footer.site { border-top: 1px solid var(--line); padding: 28px 0 48px; color: var(--muted); font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: space-between; }
footer.site a { color: var(--muted); }
footer.site a:hover { color: var(--ink); }

.legal h1 { font-size: 28px; margin: 40px 0 6px; }
.legal .updated { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.legal h2 { font-size: 18px; margin-top: 28px; }