:root { color-scheme: light; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; color: #172231; background: #f3f6f8; line-height: 1.65; }
* { box-sizing: border-box; }
body { margin: 0; }
header, main, footer { width: min(100% - 2rem, 50rem); margin-inline: auto; }
header { padding-block: 1.6rem 1rem; border-bottom: 1px solid #d8e1e8; }
.brand { font-size: 1.35rem; font-weight: 750; color: #172231; text-decoration: none; }
nav { display: flex; flex-wrap: wrap; gap: .45rem 1.1rem; margin-top: .7rem; }
a { color: #155799; text-underline-offset: .18em; overflow-wrap: anywhere; }
a:hover { color: #073766; }
a:focus-visible { outline: 3px solid #d17800; outline-offset: 4px; border-radius: 2px; }
main { margin-block: 1.5rem 2.5rem; padding: clamp(1.2rem, 4vw, 2.5rem); background: #fff; border: 1px solid #d8e1e8; border-radius: 14px; }
h1, h2 { color: #142b42; line-height: 1.25; }
h1 { font-size: clamp(1.85rem, 6vw, 2.5rem); margin-block: 0 .7rem; }
h2 { font-size: 1.2rem; margin-top: 1.8rem; }
p, ul, ol { margin-block: .8rem; }
li + li { margin-top: .45rem; }
.eyebrow, .updated { color: #566679; font-size: .9rem; }
.eyebrow { margin-top: 0; font-weight: 650; letter-spacing: .03em; }
.notice { padding: .9rem 1rem; background: #fff6df; border-left: 4px solid #b67400; border-radius: 3px; }
.contact { display: inline-block; margin-block: .6rem; padding: .8rem 1rem; border-radius: 8px; background: #174f80; color: #fff; font-weight: 650; text-decoration: none; }
.contact:hover { color: #fff; background: #113c62; }
footer { padding-bottom: 2rem; color: #566679; font-size: .9rem; }
footer p { margin-block: .4rem; }
@media (max-width: 420px) { header, main, footer { width: calc(100% - 1.2rem); } main { border-radius: 9px; } }