:root {
  color-scheme: dark light;
  --bg: #07080d;
  --surface: rgba(255, 255, 255, .075);
  --surface-strong: #151722;
  --text: #f6f7fb;
  --muted: #a9adbd;
  --line: rgba(255, 255, 255, .12);
  --accent: #7b61ff;
  --accent-2: #2dc8ff;
  --danger: #ff6b7a;
  --max: 920px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7fb;
    --surface: rgba(255, 255, 255, .86);
    --surface-strong: #fff;
    --text: #12131a;
    --muted: #5f6370;
    --line: rgba(16, 18, 27, .1);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 15% -10%, rgba(123, 97, 255, .25), transparent 38rem),
    radial-gradient(circle at 90% 5%, rgba(45, 200, 255, .16), transparent 32rem),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", Inter, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-2); text-underline-offset: .16em; }
a:hover { text-decoration-thickness: 2px; }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; z-index: 10; padding: .6rem 1rem; background: var(--surface-strong); }
header, main, footer { width: min(var(--max), calc(100% - 2rem)); margin-inline: auto; }
header { padding: 1.1rem 0; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { color: var(--text); text-decoration: none; font-size: 1.2rem; font-weight: 800; letter-spacing: -.03em; }
nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .25rem .85rem; }
nav a { color: var(--muted); text-decoration: none; font-size: .9rem; }
nav a[aria-current="page"], nav a:hover { color: var(--text); }
.hero { padding: 5rem 0 2.5rem; }
.eyebrow { color: var(--accent-2); font-weight: 750; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }
h1 { max-width: 760px; margin: .5rem 0 1rem; font-size: clamp(2.25rem, 7vw, 4.8rem); line-height: .98; letter-spacing: -.055em; }
.hero p { max-width: 680px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.card, article {
  margin: 1rem 0;
  border: 1px solid var(--line);
  border-radius: 1.35rem;
  background: var(--surface);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: clamp(1.25rem, 4vw, 2.4rem);
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, .12);
}
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.grid .card { margin: 0; }
h2 { margin: 2.2rem 0 .65rem; font-size: clamp(1.35rem, 3vw, 1.75rem); line-height: 1.2; letter-spacing: -.025em; }
h2:first-child { margin-top: 0; }
h3 { margin: 1.5rem 0 .4rem; font-size: 1.05rem; }
p, ul, ol { margin: .55rem 0 1rem; }
li + li { margin-top: .35rem; }
.meta, .muted, small { color: var(--muted); }
.pill { display: inline-flex; padding: .28rem .7rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .82rem; }
.language { scroll-margin-top: 1rem; }
.language + .language { border-top: 1px solid var(--line); margin-top: 3rem; padding-top: 1rem; }
.notice { border-left: 3px solid var(--accent); padding: .75rem 1rem; background: rgba(123, 97, 255, .09); border-radius: 0 .75rem .75rem 0; }
.warning { border-left-color: var(--danger); background: rgba(255, 107, 122, .09); }
.button { display: inline-flex; align-items: center; justify-content: center; padding: .75rem 1rem; border-radius: .8rem; color: white; background: linear-gradient(135deg, var(--accent), #4e87ff); font-weight: 700; text-decoration: none; }
footer { color: var(--muted); padding: 2.5rem 0 3rem; font-size: .85rem; }
footer nav { justify-content: flex-start; margin-top: .5rem; }
code { overflow-wrap: anywhere; }

@media (max-width: 680px) {
  header { align-items: flex-start; flex-direction: column; }
  nav { justify-content: flex-start; }
  .hero { padding-top: 3rem; }
  .grid { grid-template-columns: 1fr; }
}

@media print {
  body { background: white; color: black; }
  header, footer, .skip { display: none; }
  main { width: 100%; }
  .hero { padding: 0 0 1rem; }
  article { border: 0; box-shadow: none; padding: 0; }
  a { color: inherit; }
}