:root {
  --ink: #08090b;
  --card: #0f1318;
  --text: #f1f4f8;
  --muted: #99a0aa;
  --lime: #c6fa3c;
  --turquoise: #3fe3c6;
  --border: rgba(255, 255, 255, 0.1);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 900; letter-spacing: 0.18em; }
.brand svg { width: 34px; height: 34px; }
nav.lang a { color: var(--muted); text-decoration: none; font-weight: 700; margin-left: 12px; }
nav.lang a:hover, nav.lang a:focus { color: var(--lime); }
h1 { font-size: 2rem; line-height: 1.2; margin: 32px 0 4px; }
h2 { color: var(--lime); font-size: 1.15rem; margin: 32px 0 8px; }
p, li { color: #d7dce3; }
a { color: var(--turquoise); }
.updated { color: var(--muted); font-size: 0.9rem; margin: 0 0 24px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 16px 20px; margin: 16px 0; }
section + section { border-top: 1px solid var(--border); margin-top: 48px; padding-top: 8px; }
.links { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.links a { background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 10px 16px; color: var(--text); text-decoration: none; font-weight: 700; }
.links a:hover, .links a:focus { border-color: var(--lime); color: var(--lime); }
footer { color: var(--muted); font-size: 0.85rem; margin-top: 48px; }