:root { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; color: #24262b; background: #fff; color-scheme: only light; line-height: 1.85; }
* { box-sizing: border-box; }
body { margin: 0; }
a { color: #0866df; text-underline-offset: 4px; overflow-wrap: anywhere; }
a:focus-visible { outline: 2px solid #0866df; outline-offset: 5px; border-radius: 3px; }
.site-header, main, .site-footer { width: min(100% - 48px, 860px); margin-inline: auto; }
.site-header { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-block: 28px; }
.site-brand img { display: block; width: 110px; height: auto; }
.site-header nav, .site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.site-header nav a, .site-footer nav a { min-height: 44px; display: inline-flex; align-items: center; }
main { padding-block: 36px 64px; }
h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.3; letter-spacing: -.04em; margin: 0 0 24px; }
h2 { font-size: 21px; line-height: 1.5; margin: 32px 0 12px; }
p { margin: 0 0 16px; }
ul, ol { padding-left: 24px; }
li { margin-block: 8px; }
.lead { font-size: 19px; max-width: 680px; color: #59606b; }
.meta { color: #626872; font-size: 14px; }
.notice { background: #edf3fa; border-radius: 18px; padding: 20px 24px; margin-block: 24px; }
.notice p:last-child { margin-bottom: 0; }
.cta { display: inline-flex; align-items: center; justify-content: center; min-height: 32px; padding: 6px 16px; line-height: 20px; color: white; background: #0866df; border-radius: 16px; text-decoration: none; margin: 8px 0 20px; }
.site-footer { border-top: 1px solid #dedfe4; padding-block: 24px 40px; font-size: 14px; color: #626872; }
.site-footer p { margin-top: 12px; }
@media (max-width: 540px) { .site-header { flex-wrap: wrap; gap: 8px; } .site-header nav { gap: 16px; } main { padding-top: 20px; } .notice { padding: 16px; } }

.site-brand { flex-shrink:0 }
.site-header nav { margin-left:auto; font-size:14px }
.site-header .language-picker { align-self:center }
@media(max-width:640px) {
 .site-header { flex-wrap:wrap; gap:12px; padding-block:20px }
 .site-header nav { order:3; width:100%; margin:0; gap:8px 18px }
 .site-header .language-picker { margin-left:auto }
}