:root{--ink:#1b1b1b;--brand:#0b3d6e;--focus:#ffbf47;--ok:#1a6b2f;--warn:#8a5300;--bad:#8b0000}
*{box-sizing:border-box}body{margin:0;font:1rem/1.5 system-ui,sans-serif;color:var(--ink);background:#f6f7f9}
.skip{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:.5rem 1rem;z-index:9}.skip:focus{left:0}
.demo-banner{background:var(--bad);color:#fff;padding:1rem;font-size:1.15rem;text-align:center;border-bottom:6px solid #000}
header,footer{background:var(--brand);color:#fff;padding:1rem 1.5rem}footer a,header a{color:#fff}
main{max-width:72rem;margin:auto;padding:1.5rem}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;box-shadow:0 0 0 6px #000}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1rem}
.card{background:#fff;border:2px solid #333;border-radius:8px;padding:1rem 1.25rem}
.card h2{margin-top:0;font-size:1.25rem}
dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:.25rem .75rem}dt{font-weight:700}dd{margin:0}
.pill{display:inline-block;padding:.1rem .6rem;border-radius:999px;font-weight:700;color:#fff}
.ok{background:var(--ok)}.warn{background:var(--warn)}.bad{background:var(--bad)}
table{border-collapse:collapse;width:100%;background:#fff}th,td{border:1px solid #666;padding:.5rem;text-align:left}th{background:#e8edf5}
caption{text-align:left;font-weight:700;padding:.5rem 0}
.notice{background:#fff4cc;border-left:6px solid #a36b00;padding:.75rem 1rem}
.strip{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.5rem}.strip li{background:#fff;border:2px solid var(--ok);border-radius:6px;padding:.4rem .8rem}
.wide{overflow-x:auto}