:root {
  --bg: #0f1430;
  --card: #161d44;
  --accent: #5b6cff;
  --accent2: #7b5bff;
  --text: #e8ebff;
  --muted: #aab0d8;
  --line: rgba(255,255,255,0.10);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1b2358 0%, var(--bg) 60%);
  color: var(--text);
  line-height: 1.7;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 20px 80px;
}

header.hero {
  text-align: center;
  padding: 40px 16px 8px;
}

header.hero .logo {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
}

header.hero h1 {
  margin: 6px 0 0;
  font-size: 30px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 26px;
  margin-top: 22px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}

h1.doc-title { font-size: 26px; margin: 0 0 4px; }
.updated { color: var(--muted); font-size: 14px; margin: 0 0 18px; }

h2 {
  font-size: 19px;
  margin: 28px 0 8px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
h2:first-of-type { border-top: 0; padding-top: 0; }

p, li { color: var(--text); }
ul { padding-left: 20px; }
li { margin: 6px 0; }

a { color: #9fb0ff; word-break: break-word; }
a:hover { color: #c5cfff; }

strong { color: #fff; }

.home-links { list-style: none; padding: 0; margin: 8px 0 0; }
.home-links li { margin: 12px 0; }
.home-links a {
  display: block;
  padding: 16px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
}
.home-links a:hover { background: rgba(255,255,255,0.08); }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin-top: 30px;
}
footer a { color: var(--muted); }

.back { display: inline-block; margin-top: 22px; color: var(--muted); text-decoration: none; font-size: 14px; }
.back:hover { color: var(--text); }