:root {
  --bg: #0b0710;
  --surface: #16101f;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f1f8;
  --muted: #a79fb4;
  --purple: #8b5cf6;
  --pink: #ec4899;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: #f0a6cf; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; font-size: 18px; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
nav a { color: var(--muted); text-decoration: none; margin-left: 16px; font-size: 14px; }
nav a:hover { color: var(--text); }
.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 32px; align-items: center; padding: 32px 0 48px; }
.hero h1 { font-size: 40px; line-height: 1.12; margin: 0 0 14px; letter-spacing: -0.02em; }
.hero p { color: var(--muted); margin: 0 0 24px; font-size: 17px; }
.grad { background: linear-gradient(90deg, var(--purple), var(--pink)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero img { width: 100%; border-radius: 22px; border: 1px solid var(--border); }
.btn {
  display: inline-block; padding: 13px 22px; border-radius: 999px; font-weight: 600;
  background: linear-gradient(90deg, var(--purple), var(--pink)); color: #fff; text-decoration: none;
}
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin: 0 0 48px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 18px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; }
section { margin-bottom: 44px; }
h2 { font-size: 24px; margin: 0 0 12px; }
.doc h1 { font-size: 32px; margin: 16px 0 4px; }
.doc h2 { font-size: 20px; margin: 30px 0 8px; }
.doc p, .doc li { color: #d9d3e2; }
.doc .updated { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.lang { font-size: 14px; color: var(--muted); }
footer { border-top: 1px solid var(--border); padding: 24px 0 40px; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); margin-right: 16px; }
@media (max-width: 640px) {
  .hero { grid-template-columns: 1fr; padding-top: 12px; }
  .hero h1 { font-size: 32px; }
  .hero img { max-width: 320px; }
  nav a { margin-left: 10px; }
}