:root {
  --bg: #FFFFFF; --soft: #F4F6FA; --ink: #0B1B33; --sub: #5B6475; --line: #E3E7EE;
  --navy: #021638; --gold: #B8860B; --blue: #0A6CFF;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0B0D12; --soft: #151922; --ink: #EEF1F6; --sub: #9AA3B2; --line: #262B34; --gold: #E3B341; --blue: #4C95FF; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--font); }
a { color: var(--blue); }
header { background: var(--navy); color: #fff; }
.bar { max-width: 760px; margin: 0 auto; padding: 14px 20px; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 19px; }
.brand span.mark { width: 34px; height: 34px; border-radius: 9px; background: #0B2550; display: grid; place-items: center; color: #E3B341; font-weight: 800; }
nav a { color: #C9D3E6; text-decoration: none; margin-left: 16px; font-size: 15px; }
nav a:hover { color: #fff; }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 56px; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 10px; text-wrap: balance; }
h2 { font-size: 21px; margin: 32px 0 8px; }
p, li { max-width: 66ch; }
.lead { font-size: 19px; color: var(--sub); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 24px 0; }
.card { background: var(--soft); border-radius: 14px; padding: 16px; }
.card b { display: block; margin-bottom: 4px; }
.card span { color: var(--sub); font-size: 15px; }
.note { background: var(--soft); border-left: 4px solid var(--gold); border-radius: 8px; padding: 12px 16px; }
.muted { color: var(--sub); font-size: 15px; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; border-bottom: 1px solid var(--line); padding: 8px 6px; vertical-align: top; }
.tbl { overflow-x: auto; }
footer { border-top: 1px solid var(--line); }
footer .bar { color: var(--sub); font-size: 14px; }
footer a { color: var(--sub); margin-right: 14px; }