:root{color-scheme:light;--ink:#14213b;--muted:#52627b;--accent:#264bd8;--line:#dbe2ee;--paper:#fff;--back:#f5f7fc;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px}
*{box-sizing:border-box}body{margin:0;background:var(--back);color:var(--ink);line-height:1.7}a{color:var(--accent);text-underline-offset:.2em}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}header,main,footer{width:min(100% - 3rem,68rem);margin-inline:auto}header{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:1.6rem 0;border-bottom:1px solid var(--line)}.brand{font-weight:750;font-size:1.35rem;color:var(--ink);text-decoration:none;display:flex;gap:.7rem;align-items:center}.mark{display:grid;place-items:center;background:var(--ink);color:white;width:2.2rem;height:2.2rem;border-radius:.45rem;font-size:1.1rem}nav{display:flex;gap:1.5rem;flex-wrap:wrap}nav a{color:var(--muted);font-size:.95rem;text-decoration:none}nav a[aria-current=page]{color:var(--ink);font-weight:650}main{padding:3.5rem 0 4rem}.eyebrow{font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;font-weight:650;color:var(--accent);margin:0 0 .9rem}h1{font-size:clamp(2.2rem,5vw,3.5rem);line-height:1.12;letter-spacing:-.035em;max-width:18ch;margin:0 0 1.4rem}h2{font-size:1.35rem;line-height:1.4;margin:2.2rem 0 .65rem}p{margin:.7rem 0 1.1rem}.lead{font-size:1.2rem;color:var(--muted);max-width:49rem;line-height:1.7}.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2.5rem 0}.flow section{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--accent);padding:1.5rem}.flow h2{margin:0 0 .65rem;font-size:1.1rem}.flow p{font-size:1rem;color:var(--muted);margin:0}.note{border-left:3px solid var(--accent);padding:.5rem 1.3rem;max-width:50rem}.prose{max-width:47rem}.prose h1{max-width:none}.prose p,.prose li{color:#34445e}.prose ul{padding-left:1.4rem}.meta{font-size:.9rem;color:var(--muted)}footer{border-top:1px solid var(--line);padding:1.6rem 0 2rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.9rem;color:var(--muted)}footer p{margin:0}.skip{position:absolute;left:1rem;top:-5rem;background:white;padding:.6rem}.skip:focus{top:1rem}@media(max-width:650px){header,main,footer{width:calc(100% - 2rem)}header{align-items:flex-start;flex-direction:column;gap:1rem}nav{gap:1.2rem}main{padding:2.5rem 0}.flow{grid-template-columns:1fr}h1{letter-spacing:-.025em}.lead{font-size:1.1rem}}