:root{--bg:#f7f8fa;--fg:#14181f;--muted:#5a6472;--accent:#1f6feb;--card:#fff;--line:#dfe3e8}
@media (prefers-color-scheme:dark){:root{--bg:#0e1116;--fg:#e8ebf0;--muted:#9aa4b2;--accent:#58a6ff;--card:#161b22;--line:#2a313c}}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
main{flex:1;max-width:680px;margin:0 auto;padding:12vh 20px 40px}
.eyebrow{color:var(--accent);font-weight:600;letter-spacing:.08em;text-transform:uppercase;font-size:.8rem;margin:0}
h1{font-size:2.6rem;margin:.2em 0 .3em}.lede{font-size:1.15rem;color:var(--muted)}
ul{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 18px 18px 38px}
a{color:var(--accent)}.links{color:var(--muted)}footer{text-align:center;padding:24px;color:var(--muted);font-size:.9rem}