:root{--bg:#fafaf9;--fg:#1c1917;--muted:#57534e;--card:#fff;--line:#e7e5e4;--ok:#15803d;--warn:#b45309;--accent:#1d4ed8}@media (prefers-color-scheme:dark){:root{--bg:#0c0a09;--fg:#f5f5f4;--muted:#a8a29e;--card:#1c1917;--line:#292524;--ok:#4ade80;--warn:#fbbf24;--accent:#93c5fd}}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.5}main{max-width:40rem;margin:0 auto;padding:2.5rem 1rem}h1{margin:0 0 1.5rem;font-size:1.4rem}h2{margin:0 0 .25rem;font-size:1rem}p{margin:.25rem 0}a{color:var(--accent)}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;margin-bottom:.9rem;padding:1rem 1.1rem}.muted{color:var(--muted);font-size:.92rem}.ok{color:var(--ok);font-weight:600}.warn{color:var(--warn);font-weight:600}.button{background:var(--accent);color:var(--bg);border-radius:8px;margin-top:.5rem;padding:.45rem .9rem;font-weight:600;text-decoration:none;display:inline-block}code{word-break:break-all;font-size:.9em}.center{justify-content:center;padding-top:3rem;display:flex}