:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --text: #e7ecf3;
  --muted: #9aa8bc;
  --accent: #3dd6c6;
  --accent2: #5b8def;
  --hl: #ff6b35;
  --border: #2a3548;
  --max: 720px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}
a { color: var(--accent); }
a:hover { color: #7aeee3; }
header.site {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky; top: 0; z-index: 10;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 1rem 1.25rem; }
nav.site { display: flex; flex-wrap: wrap; gap: .75rem 1.25rem; align-items: center; }
nav.site .brand { font-weight: 700; color: var(--text); text-decoration: none; margin-right: auto; }
nav.site a { text-decoration: none; color: var(--muted); font-size: .95rem; }
nav.site a:hover { color: var(--text); }
.disclosure {
  background: #243044;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: .85rem 1rem;
  margin: 1.25rem 0 1.5rem;
  font-size: .9rem;
  color: var(--muted);
}
.cta-bar {
  display: flex; flex-wrap: wrap; gap: .75rem;
  margin: 1.25rem 0 1.75rem;
}
.btn {
  display: inline-block;
  padding: .7rem 1.1rem;
  border-radius: 8px;
  text-decoration: none !important;
  font-weight: 600;
  font-size: .95rem;
}
.btn-hl { background: var(--hl); color: #111 !important; }
.btn-hl:hover { filter: brightness(1.08); color: #111 !important; }
.btn-hs { background: transparent; border: 1px solid var(--accent2); color: var(--accent2) !important; }
.btn-hs:hover { background: rgba(91,141,239,.12); }
.btn-ghost { border: 1px solid var(--border); color: var(--muted) !important; }
main.article h1 { font-size: 1.75rem; line-height: 1.25; margin: .5rem 0 1rem; }
main.article h2 { font-size: 1.25rem; margin: 2rem 0 .75rem; border-bottom: 1px solid var(--border); padding-bottom: .35rem; }
main.article h3 { font-size: 1.05rem; margin: 1.25rem 0 .5rem; }
main.article p, main.article li { color: var(--text); }
main.article ul, main.article ol { padding-left: 1.25rem; }
main.article table {
  width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem;
  font-size: .9rem; overflow-x: auto; display: block;
}
main.article th, main.article td {
  border: 1px solid var(--border); padding: .55rem .65rem; text-align: left;
}
main.article th { background: var(--surface); }
main.article hr { border: none; border-top: 1px solid var(--border); margin: 1.75rem 0; }
main.article strong { color: #fff; }
.hero {
  padding: 2rem 0 1rem;
}
.hero h1 { font-size: 2rem; margin: 0 0 .75rem; }
.hero p.lead { color: var(--muted); font-size: 1.05rem; margin: 0 0 1.25rem; }
.cards { display: grid; gap: 1rem; margin: 1.5rem 0 2rem; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.1rem 1.2rem;
}
.card h2 { margin: 0 0 .4rem; font-size: 1.1rem; border: none; }
.card p { margin: 0 0 .85rem; color: var(--muted); font-size: .95rem; }
.badge {
  display: inline-block; font-size: .7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em;
  background: var(--hl); color: #111; padding: .2rem .45rem;
  border-radius: 4px; margin-bottom: .5rem;
}
footer.site {
  border-top: 1px solid var(--border); margin-top: 3rem;
  padding: 1.5rem 0 2.5rem; color: var(--muted); font-size: .85rem;
}