:root { --bg: #020617; --surface: #0f172a; --text: #f8fafc; --muted: #94a3b8; --accent: #aff33e; --line: #1e293b; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 "Segoe UI", system-ui, -apple-system, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 56px 20px 72px; }
h1 { font-size: 28px; line-height: 1.2; margin: 16px 0 8px; letter-spacing: -.02em; }
h2 { font-size: 18px; margin: 32px 0 8px; }
a { color: var(--accent); }
.lead { font-size: 18px; }
.muted, .en { color: var(--muted); }
h1.en { color: var(--text); margin-top: 40px; }
.back { text-decoration: none; font-size: 14px; }
nav { display: flex; flex-direction: column; gap: 10px; margin: 28px 0; }
nav a { padding: 12px 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); text-decoration: none; }
code { background: var(--surface); padding: 1px 6px; border-radius: 6px; font-size: 14px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
footer { margin-top: 32px; color: var(--muted); font-size: 14px; }
img { border-radius: 22px; }