:root {
  --bg: #0d1117; --panel: #161b22; --line: #232b36;
  --fg: #e6edf3; --muted: #9099a6; --accent: #ffd23f; --py: #4b8bbe;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased; }
.hero { text-align: center; padding: 56px 20px 30px; }
.snake { font-size: 40px; }
.hero h1 { font-size: 40px; margin: 6px 0; letter-spacing: -.02em;
  background: linear-gradient(90deg, var(--py), var(--accent));
  -webkit-background-clip: text; background-clip: text; color: transparent; }
.sub { color: var(--muted); font-size: 17px; margin: 0; }
.install { margin: 16px 0 6px; }
.install code { background: var(--panel); border: 1px solid var(--line);
  padding: 9px 16px; border-radius: 9px; font-family: ui-monospace, Consolas, monospace; color: var(--accent); }
.src { color: var(--accent); text-decoration: none; font-weight: 600; display: inline-block; margin-top: 10px; }
main { max-width: 1080px; margin: 0 auto; padding: 0 20px 60px; }
.lead { color: var(--muted); text-align: center; max-width: 640px; margin: 0 auto 28px; }
.lead code { color: var(--accent); }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(440px, 1fr)); gap: 20px; }
@media (max-width: 520px) { .gallery { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.card h3 { margin: 0; padding: 14px 18px; font-size: 16px; border-bottom: 1px solid var(--line); }
.card__svg { background: #ffffff; }
.card__svg svg { display: block; width: 100%; height: auto; }
.card__code { margin: 0; padding: 16px 18px; overflow-x: auto; background: #0b0f14;
  font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 12.5px; line-height: 1.55; color: #c9d1d9; }
.card__code code { white-space: pre; }
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 30px 20px; }
footer a { color: var(--accent); }