:root{--bg:#fff;--fg:#1d2330;--muted:#5b6577;--accent:#1a5fb4;--line:#d9dde5;--code:#f3f5f8}@media(prefers-color-scheme:dark){:root{--bg:#14171e;--fg:#e6e9ef;--muted:#9aa4b5;--accent:#78aeed;--line:#2b313d;--code:#1d222c}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,sans-serif}header,main,footer{max-width:46rem;margin:0 auto;padding:1rem}header{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line)}.brand{font-weight:700;font-size:1.2rem;color:var(--fg);text-decoration:none}nav a{margin-left:1rem}a{color:var(--accent)}h1,h2,h3{line-height:1.25}pre,code{background:var(--code);border-radius:4px;font-size:.9em}code{padding:.1em .3em}pre{padding:.8rem;overflow-x:auto}pre code{padding:0;background:0 0}table{border-collapse:collapse;width:100%;display:block;overflow-x:auto}th,td{border:1px solid var(--line);padding:.4rem .6rem;text-align:left}footer{color:var(--muted);font-size:.85rem;border-top:1px solid var(--line);margin-top:2rem}