:root { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #13243c; background: #f6f8fc; line-height: 1.7; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
main { width: min(100% - 2rem, 46rem); margin: 0 auto; padding: 1.25rem 0 3rem; overflow-wrap: anywhere; }
.site-header { display: flex; align-items: center; justify-content: space-between; color: #526178; font-size: .9rem; }
.site-header a { color: inherit; text-decoration: none; }
.site-header .wordmark { color: #13243c; font-size: 1.05rem; font-weight: 800; letter-spacing: -.04em; }
.page-nav { display: flex; flex-wrap: wrap; gap: .8rem; }
.page-nav a:hover, .site-footer a:hover { color: #1754a5; text-decoration: underline; text-underline-offset: .2rem; }
.page-intro { max-width: 40rem; padding: 4rem 0 2rem; }
.eyebrow { color: #1463d9; font-size: .8125rem; font-weight: 800; letter-spacing: .05em; margin: 0 0 .65rem; }
h1 { font-size: clamp(2rem, 6vw, 3rem); letter-spacing: -.055em; line-height: 1.18; margin: 0 0 1rem; }
h2 { font-size: 1.3rem; letter-spacing: -.035em; line-height: 1.4; margin: 0 0 .7rem; }
p { margin: .5rem 0 1rem; }
.notice { background: #eef5ff; border-left: 4px solid #1463d9; border-radius: .5rem; margin: 1.5rem 0 2.5rem; padding: 1rem 1.15rem; }
.notice p:last-child { margin-bottom: 0; }
article { background: #fff; border: 1px solid #d9e2ee; border-radius: 1rem; box-shadow: 0 .75rem 2rem rgb(19 47 88 / 8%); padding: clamp(1.25rem, 4vw, 2rem); }
article section + section { border-top: 1px solid #e1e7f0; margin-top: 2rem; padding-top: 2rem; }
ul { margin: .5rem 0 0; padding-left: 1.2rem; }
li + li { margin-top: .4rem; }
.site-footer { border-top: 1px solid #cfdae9; color: #65758b; font-size: .875rem; margin-top: 3rem; padding-top: 1rem; }
.site-footer p { margin: 0; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: .75rem 1rem; margin-top: .65rem; }
.site-footer a { color: #526178; text-decoration: none; }
time { font-variant-numeric: tabular-nums; }
@media (max-width: 36rem) { main { padding-top: 1rem; } .page-intro { padding-top: 3rem; } }