:root{color-scheme:light;--ink:#172d3b;--muted:#506673;--primary:#083b59;--line:#dce6eb;--paper:#fff;--wash:#f3f7fa}
*{box-sizing:border-box}
html{scroll-padding-top:1rem}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.75 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overflow-wrap:anywhere}
a{color:var(--primary);text-underline-offset:4px}
a:hover{text-decoration-thickness:2px}
a:focus-visible{outline:3px solid #d78816;outline-offset:5px;border-radius:3px}
.shell{width:min(100% - 40px,1000px);margin-inline:auto}
header{border-bottom:1px solid var(--line);background:var(--paper)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-block:22px}
.brand{display:inline-flex;align-items:center;gap:12px;font-size:21px;font-weight:750;text-decoration:none;white-space:nowrap}
.brand-mark{display:grid;place-items:center;background:var(--primary);color:white;border-radius:12px;width:42px;height:42px;font-size:25px}
nav{display:flex;flex-wrap:wrap;gap:8px 22px}
nav a{font-size:14px;font-weight:600;padding-block:8px}
.hero{padding:64px 0 32px;max-width:820px}
.eyebrow,.number{text-transform:uppercase;font-size:12px;font-weight:750;letter-spacing:.14em;color:var(--primary)}
h1{font-size:clamp(32px,5.3vw,57px);line-height:1.12;letter-spacing:-.035em;margin:15px 0 22px;max-width:850px}
.lead{font-size:clamp(18px,2.4vw,22px);line-height:1.6;color:var(--muted);max-width:780px}
.updated{font-size:13px;color:var(--muted);margin-top:22px}
section{padding:24px 0;border-bottom:1px solid var(--line)}
h2{font-size:23px;line-height:1.35;letter-spacing:-.015em;margin:0 0 14px}
p{margin:12px 0}
li{padding-left:3px;margin:12px 0}
ul,ol{padding-left:25px}
code{font-size:.92em;background:var(--wash);padding:2px 5px;border-radius:4px}
.notice{background:var(--wash);border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:12px;padding:22px 26px;margin:12px 0 28px}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:32px 0}
.cards section{padding:26px;background:var(--wash);border:1px solid var(--line);border-radius:18px}
.cards h2{margin-top:14px}.cards p{color:var(--muted)}
.button{display:inline-block;background:var(--primary);color:#fff;padding:13px 22px;border-radius:12px;font-weight:700;text-decoration:none;margin:12px 0}
footer{background:var(--wash);margin-top:64px;padding:34px 0;color:var(--muted);font-size:14px;border-top:1px solid var(--line)}
footer p:first-child{color:var(--ink);font-weight:700}
.skip{position:absolute;top:-100px;left:20px;background:var(--primary);color:#fff;padding:12px;z-index:10}.skip:focus{top:10px}
@media(max-width:640px){.shell{width:calc(100% - 32px)}.header-inner{align-items:flex-start;flex-direction:column;gap:12px;padding-block:18px}nav{gap:4px 16px}.hero{padding-top:36px}.cards{grid-template-columns:1fr;gap:14px}.cards section{padding:22px}.notice{padding:18px}body{font-size:16px}h2{font-size:21px}}
@media print{header,footer,.skip,.button{display:none}.shell{width:100%}.hero{padding-top:0}body{font-size:11pt;color:#000}.cards{display:block}section{break-inside:avoid}a{color:#000}}