:root{--bg:#fff;--text:#1c1c1e;--muted:#6e6e73;--rule:#e5e5ea;--accent:#0a7c66;--card:#f5f5f7}@media (prefers-color-scheme:dark){:root{--bg:#000;--text:#f2f2f7;--muted:#98989f;--rule:#2c2c2e;--accent:#30d1ae;--card:#1c1c1e}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);margin:0;font:17px/1.55 -apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,Helvetica,Arial,sans-serif}main{max-width:44rem;margin:0 auto;padding:2.5rem 1rem 4rem}header.site{border-bottom:1px solid var(--rule);align-items:baseline;gap:1.25rem;max-width:44rem;margin:0 auto;padding:1rem;display:flex}header.site .brand{color:var(--text);font-size:1.15rem;font-weight:700;text-decoration:none}header.site nav{gap:1rem;display:flex}header.site nav a{color:var(--muted);text-decoration:none}header.site nav a:hover{color:var(--text)}h1{margin:0 0 .5rem;font-size:2rem;line-height:1.2}h2{margin:2.25rem 0 .5rem;font-size:1.25rem}h3{margin:1.5rem 0 .25rem;font-size:1.05rem}p,li{color:var(--text)}.muted{color:var(--muted)}a{color:var(--accent)}ul{padding-left:1.25rem}li{margin:.25rem 0}.card{background:var(--card);border-radius:12px;margin:1.25rem 0;padding:1rem 1.1rem}table{border-collapse:collapse;width:100%;margin:1rem 0;font-size:.95rem}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--rule);padding:.55rem .5rem}th{color:var(--muted);font-weight:600}@media (max-width:560px){table,thead,tbody,tr,th,td{display:block}thead{display:none}tr{border-bottom:1px solid var(--rule);padding:.5rem 0}td{border:0;padding:.15rem 0}td:first-child{font-weight:600}}footer.site{max-width:44rem;color:var(--muted);border-top:1px solid var(--rule);margin:0 auto;padding:1.5rem 1rem 3rem;font-size:.9rem}