:root{color-scheme:light;--ink:#102c42;--muted:#5c6670;--accent:#005d6b;--link:#135bb1;--paper:#fff;--wash:#f4f7fa}*{box-sizing:border-box}body{margin:0;background:var(--wash);color:var(--ink);font:1.0625rem/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--link);text-underline-offset:.22em}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.skip{position:absolute;top:-5rem;left:1rem;background:white;padding:.5rem}.skip:focus{top:1rem}header{background:var(--paper);border-bottom:1px solid #d5dfe5}.bar{max-width:64rem;margin:auto;padding:1.25rem 2rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.brand{font-weight:700;color:var(--ink);text-decoration:none}nav{display:flex;gap:1.5rem;font-size:1rem}nav a{color:var(--muted);text-decoration:none}nav a[aria-current]{color:var(--accent);text-decoration:underline;text-decoration-thickness:2px}main{max-width:48rem;margin:3rem auto;padding:2rem 3rem 3rem;background:var(--paper);border-top:6px solid var(--accent)}.eyebrow{color:var(--accent);font-weight:650;font-size:.875rem;letter-spacing:.06em;text-transform:uppercase}h1{font-family:"Avenir Next",Avenir,"Segoe UI",sans-serif;font-size:clamp(2.2rem,6vw,3.8rem);font-weight:650;line-height:1.1;letter-spacing:-.035em;margin:.75rem 0 1.5rem}h2{font-size:1.35rem;line-height:1.3;margin:2.25rem 0 .75rem}p{margin:.75rem 0}.lead{font-size:1.25rem;line-height:1.5;color:var(--muted);max-width:34rem}aside{margin:2rem 0;padding:1.25rem 1.5rem;background:var(--wash);border-left:3px solid var(--accent)}aside p{margin:.5rem 0 0}footer{max-width:48rem;margin:0 auto 3rem;padding:0 3rem;font-size:.875rem;color:var(--muted)}@media(max-width:600px){.bar{padding:1rem 1.25rem}main{margin:1.5rem 1rem;padding:1.5rem}footer{padding:0 2.5rem}nav{gap:1rem}}