:root {
  --bg: #ffffff;
  --surface: #f4f4f7;
  --ink: #0e0e13;
  --body: #3a3a46;
  --muted: #74747f;
  --hairline: #e6e6ec;
  --accent: #5b3ff0;
  --iris: linear-gradient(90deg, #7c5cff, #22c1ee, #ff6fb5);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0e13;
    --surface: #18181f;
    --ink: #f5f5f8;
    --body: #c9c9d3;
    --muted: #8d8d99;
    --hairline: #26262f;
    --accent: #8f7bff;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
header.top {
  border-bottom: 1px solid var(--hairline);
}
header.top .wrap { display: flex; align-items: center; gap: 12px; height: 64px; }
header.top a.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; white-space: nowrap; }
header.top img { width: 32px; height: 32px; border-radius: 8px; }
nav { margin-left: auto; display: flex; gap: 16px; font-size: 14px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--ink); }
main { padding: 40px 0 64px; }
h1 { color: var(--ink); font-size: 34px; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 6px; }
h2 { color: var(--ink); font-size: 20px; margin: 36px 0 8px; }
h3 { color: var(--ink); font-size: 16px; margin: 20px 0 4px; }
p, li { margin: 8px 0; }
ul { padding-left: 22px; }
a { color: var(--accent); }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--hairline); }
th { color: var(--ink); font-weight: 700; background: var(--surface); }
.card { background: var(--surface); border-radius: 16px; padding: 18px 20px; margin: 16px 0; }
.hero { text-align: center; padding: 48px 0 24px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; box-shadow: 0 18px 40px rgba(91, 63, 240, .25); }
.hero h1 { font-size: 44px; margin-top: 24px; }
.hero p.lead { font-size: 19px; color: var(--body); max-width: 520px; margin: 12px auto 0; }
.iris { height: 4px; width: 120px; margin: 28px auto 0; border-radius: 4px; background: var(--iris); }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin: 36px 0; }
.features .card { margin: 0; }
.features h3 { margin-top: 0; }
footer { border-top: 1px solid var(--hairline); color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 16px; padding-top: 20px; padding-bottom: 32px; }
footer a { color: var(--muted); }
@media (max-width: 520px) {
  h1 { font-size: 28px; }
  .hero h1 { font-size: 34px; }
  nav { gap: 12px; }
}
@media (max-width: 380px) {
  nav { gap: 10px; font-size: 13px; }
  header.top img { width: 28px; height: 28px; }
}
@media (max-width: 360px) {
  header.top a.brand span { display: none; }
}