:root{--bg:#fff;--fg:#14171f;--muted:#4a5160;--accent:#2a4fd6;--card:#f2f4f9;--line:#d5d9e3}
@media (prefers-color-scheme:dark){:root{--bg:#0e1118;--fg:#e8ebf2;--muted:#a8afc0;--accent:#8fb0ff;--card:#171c27;--line:#2a3142}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:1.0625rem/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-wrap:break-word}
.wrap{max-width:42rem;margin:0 auto;padding:0 1rem}
header{border-bottom:1px solid var(--line)}
header .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:.25rem 1rem;justify-content:space-between}
header strong{font-size:1rem;padding:.6rem 0}
nav{display:flex;flex-wrap:wrap;gap:0 .75rem}
a{color:var(--accent)}
nav a,.btn{display:inline-flex;align-items:center;min-height:44px;padding:0 .25rem}
main{padding:1.5rem 0 2.5rem}
h1{font-size:1.9rem;line-height:1.2;margin:.5rem 0 1rem}
h2{font-size:1.3rem;margin:2rem 0 .5rem}
h3{font-size:1.05rem;margin:1.25rem 0 .25rem}
ul{padding-left:1.25rem}
li{margin:.4rem 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:1rem 1.1rem;margin:1rem 0}
.card p{margin:.4rem 0}
.list-links{list-style:none;padding:0}
.list-links li{display:flex;flex-wrap:wrap;align-items:center;gap:0 .5rem;min-height:44px}
.list-links a{display:inline-flex;align-items:center;min-height:44px}
pre{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:1rem;white-space:pre-wrap;font:.95rem/1.5 ui-monospace,Menlo,Consolas,monospace}
.muted{color:var(--muted)}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.95rem;padding:1rem 0 1.5rem}
footer a{display:inline-flex;align-items:center;min-height:44px;margin-right:.75rem}