:root {
  color-scheme: dark;
  --bg: #070908;
  --panel: #101512;
  --panel-strong: #151d18;
  --text: #f5f7f3;
  --muted: #a9b4aa;
  --faint: #718074;
  --line: rgba(214, 245, 0, .16);
  --accent: #d6f500;
  --accent-ink: #101400;
  --max: 880px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 75% -10%, rgba(214,245,0,.13), transparent 34rem),
    radial-gradient(circle at -10% 30%, rgba(91,141,255,.08), transparent 28rem),
    var(--bg);
  color: var(--text);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--accent); }
.shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.topbar { padding: 28px 0; border-bottom: 1px solid var(--line); }
.brand { color: var(--text); font: 700 13px/1 "SFMono-Regular", Consolas, monospace; letter-spacing: .22em; text-decoration: none; }
.brand span { color: var(--accent); }
.topbar nav { float: right; display: flex; gap: 22px; font-size: 13px; }
.topbar nav a { color: var(--muted); text-decoration: none; }
.topbar nav a:hover { color: var(--accent); }
.hero { padding: 74px 0 42px; }
.eyebrow { color: var(--accent); font: 700 11px/1.2 "SFMono-Regular", Consolas, monospace; letter-spacing: .16em; text-transform: uppercase; }
h1 { max-width: 760px; margin: 14px 0 12px; font-size: clamp(38px, 7vw, 64px); line-height: 1.03; letter-spacing: -.045em; }
.lede { max-width: 700px; margin: 0; color: var(--muted); font-size: 19px; }
.meta { margin-top: 20px; color: var(--faint); font-size: 13px; }
main { padding-bottom: 72px; }
.card { margin: 18px 0; padding: 28px 30px; border: 1px solid rgba(255,255,255,.09); border-radius: 22px; background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); box-shadow: 0 18px 70px rgba(0,0,0,.18); }
h2 { margin: 0 0 12px; color: var(--text); font-size: 25px; line-height: 1.2; letter-spacing: -.02em; }
h3 { margin: 24px 0 7px; color: var(--text); font-size: 17px; }
p { margin: 10px 0; }
ul, ol { margin: 10px 0 10px 22px; padding: 0; }
li { margin: 6px 0; }
.notice { border-color: rgba(214,245,0,.34); background: linear-gradient(145deg, rgba(214,245,0,.11), rgba(214,245,0,.03)); }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.mini { margin: 0; padding: 18px; border: 1px solid rgba(255,255,255,.08); border-radius: 16px; background: rgba(0,0,0,.16); }
.mini strong { display: block; margin-bottom: 4px; color: var(--accent); }
.footer { padding: 28px 0 46px; border-top: 1px solid var(--line); color: var(--faint); font-size: 13px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 12px; }
.footer a { color: var(--muted); }
@media (max-width: 640px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .topbar nav { float: none; margin-top: 17px; gap: 15px; flex-wrap: wrap; }
  .hero { padding-top: 48px; }
  .card { padding: 22px 20px; border-radius: 18px; }
  .grid { grid-template-columns: 1fr; }
}