*{box-sizing:border-box}body{margin:0;background:#edf2f8;color:#142337;font:1rem/1.7 system-ui,sans-serif}
.wrap{width:min(100% - 2rem,67rem);margin:auto}header{background:#142337;color:white}header .wrap{padding:1.6rem 0}header a{color:inherit;text-decoration:none;font-size:1.75rem;font-weight:700}nav{background:#ffffff;border-bottom:1px solid #aaa}nav .wrap{display:flex;flex-wrap:wrap;gap:.45rem 1.2rem;padding:.7rem 0}
a{color:#27538d;text-underline-offset:.18em;overflow-wrap:anywhere}a:focus-visible{outline:3px solid #27538d;outline-offset:3px}h1,h2{line-height:1.22;overflow-wrap:anywhere}h1{font-size:clamp(1.75rem,4vw,2.7rem);margin:0 0 .85rem}h2{font-size:1.35rem}
main.wrap{padding:2rem 0 2.75rem;min-height:56vh}article,.lead{max-width:70ch}.list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,21rem),1fr));gap:1rem;margin-top:1.4rem}.list section{padding:1rem 1.2rem;background:#ffffff;border-top:4px solid #27538d}.list h2{margin-top:.1rem}pre{overflow:auto;background:#ffffff;padding:1rem;border:1px solid #aaa}footer{border-top:1px solid #aaa;padding:1rem 0}