:root{--bg:#f7f6f3;--ink:#1d2a33;--soft:#52616b;--accent:#1f5fb3;--card:#fff;--line:#e2dfd8}
@media (prefers-color-scheme:dark){:root{--bg:#15191c;--ink:#eceae5;--soft:#a3adb4;--accent:#7db2f0;--card:#1e2327;--line:#2f373d}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}
.wrap{max-width:42rem;margin:0 auto;padding:0 1.25rem}
header.top{padding:3rem 0 1.5rem}
.brand{display:flex;gap:1.25rem;align-items:center}
.brand img{width:96px;height:96px;flex:none}
h1{font-size:clamp(1.9rem,6vw,2.6rem);line-height:1.15;margin:0}
.sub{margin:.25rem 0 0;color:var(--soft);font-size:1.1rem}
h2{font-size:1.3rem;margin:2.5rem 0 .75rem}
p{margin:0 0 1rem}
.lead{font-size:1.2rem}
ul.plain{padding-left:1.2rem}
ul.plain li{margin-bottom:.5rem}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden;font-size:.97rem}
caption{text-align:left;color:var(--soft);padding:0 0 .5rem;font-size:.9rem}
th,td{text-align:left;padding:.65rem .85rem;border-top:1px solid var(--line);vertical-align:top}
thead th{border-top:0;font-size:.85rem;color:var(--soft)}
th small,td small{display:block;font-weight:400;margin-top:.15rem;color:var(--soft);font-size:.85rem}
th[scope=row]{font-weight:600}
footer{margin-top:4rem;padding:1.5rem 0 3rem;border-top:1px solid var(--line);color:var(--soft);font-size:.9rem}
footer p{margin:0 0 .4rem}
footer nav a{margin-right:1rem}
.prose h1{margin:0 0 1rem}
.prose main{padding-top:2.5rem}
.prose h2{margin-top:2rem}
.home-link{display:inline-block;margin-top:1.5rem;font-size:.95rem}