:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: #0d1b2e;
  --text: #f4f7fb;
  --muted: #aebbd0;
  --accent: #55d6a7;
  --line: #21344e;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 17px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, #123454 0, var(--bg) 42%);
}
.wrap { width: min(900px, calc(100% - 40px)); margin: 0 auto; }
header { padding: 72px 0 34px; border-bottom: 1px solid var(--line); }
.eyebrow { color: var(--accent); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 8px 0 14px; font-size: clamp(2.1rem, 7vw, 4.5rem); line-height: 1.05; }
h2 { margin-top: 42px; line-height: 1.2; }
p, li { color: var(--muted); }
a { color: var(--accent); }
main { padding: 34px 0 64px; }
.card { padding: 26px; background: color-mix(in srgb, var(--panel) 94%, transparent); border: 1px solid var(--line); border-radius: 18px; }
nav { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 28px; }
nav a { font-weight: 700; text-decoration: none; }
footer { padding: 28px 0 50px; border-top: 1px solid var(--line); color: var(--muted); }
strong { color: var(--text); }