:root { --bg:#0f1115; --fg:#e9edf2; --muted:#9aa4b2; --accent:#7cc4ff; }
* { box-sizing: border-box; }
body { margin:0; background:var(--bg); color:var(--fg);
  font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; }
a { color: var(--accent); }
.doc { max-width: 760px; margin: 0 auto; padding: 32px 20px 80px; }
.doc h1 { font-size: 1.8rem; }
.doc h2 { font-size: 1.2rem; margin-top: 2rem; }
.doc em { color: var(--muted); }
.back { margin-bottom: 24px; }
.landing { max-width: 720px; margin: 0 auto; padding: 64px 20px; text-align:center; }
.landing h1 { font-size: 2.4rem; }
.landing p.lead { color: var(--muted); font-size: 1.15rem; }
.badges { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; margin:32px 0; }
.badges img { height: 54px; }
.footer { margin-top: 56px; color: var(--muted); font-size: .9rem; }
.footer a { margin: 0 8px; }