:root{
  --navy:#00386b; --navy-deep:#002344; --azure:#2f7dc9; --azure-lite:#eaf1fb;
  --ink:#14202e; --muted:#586a7e; --faint:#8794a4; --line:#e4e9f0;
  --bg:#ffffff; --soft:#f5f8fc;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:'Segoe UI',system-ui,-apple-system,'Helvetica Neue',sans-serif;line-height:1.68;-webkit-font-smoothing:antialiased}
a{color:var(--azure);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}

header{border-bottom:1px solid var(--line);background:#fff}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;letter-spacing:-.02em;color:var(--navy)}
.brand svg{width:34px;height:34px}
.nav .back{font-size:14.5px;font-weight:600;color:var(--muted)}
.nav .back:hover{color:var(--ink);text-decoration:none}

main{max-width:780px;margin:0 auto;padding:52px 24px 72px}
.doc-eyebrow{font-size:12.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--azure)}
h1{font-size:clamp(28px,4.4vw,40px);letter-spacing:-.02em;font-weight:800;margin:12px 0 8px}
.updated{color:var(--faint);font-size:14px;margin:0 0 8px}
.lead{font-size:17px;color:var(--muted);margin:18px 0 8px}
h2{font-size:20px;font-weight:700;letter-spacing:-.01em;margin:38px 0 10px;padding-top:8px}
h3{font-size:16px;font-weight:700;margin:22px 0 6px}
p,li{font-size:15.5px;color:#2b3a4b}
ul{padding-left:22px;margin:10px 0}
li{margin:6px 0}
.note{background:var(--soft);border:1px solid var(--line);border-left:3px solid var(--azure);border-radius:10px;padding:14px 16px;margin:20px 0;font-size:14.5px;color:var(--muted)}
.ph{background:#fff7e6;border:1px dashed #e0b040;border-radius:4px;padding:0 5px;color:#8a6008;font-weight:600;font-size:.94em}
table.tbl{border-collapse:collapse;width:100%;margin:14px 0;font-size:14.5px}
table.tbl td,table.tbl th{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
table.tbl th{background:var(--soft);font-weight:700}

footer{border-top:1px solid var(--line);background:var(--soft);padding:30px 0;font-size:13.5px;color:var(--faint)}
.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot a{color:var(--muted);margin-right:18px}