:root {
  color-scheme: light;
  --background: #f7f8fa;
  --ink: #081127;
  --muted: #566174;
  --line: #dce1e8;
  --accent: #064bff;
  --radius: 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--background);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100svh; display: flex; flex-direction: column; }
a { color: var(--accent); text-underline-offset: .22em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 6px; border-radius: 3px; }
.skip-link { position: absolute; top: -100px; left: 24px; padding: 12px; background: white; z-index: 1; }
.skip-link:focus { top: 12px; }
.site-header, .site-footer { width: min(1184px, calc(100% - 80px)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 40px; }
.brand { display: inline-flex; align-items: center; gap: 18px; color: var(--ink); text-decoration: none; font-size: 30px; font-weight: 750; letter-spacing: .035em; }
.brand-mark { display: grid; place-items: center; width: 52px; height: 48px; background: var(--accent); border-radius: 11px; color: white; font: 700 25px ui-monospace, monospace; letter-spacing: -.1em; padding-right: 3px; }
.site-domain { font-size: 22px; }
.home { width: min(1064px, calc(100% - 80px)); margin: auto; padding-block: 110px 140px; }
.home h1 { margin: 0; font-size: clamp(48px, 6.7vw, 96px); font-weight: 750; line-height: 1.08; letter-spacing: -.045em; }
.home h1 span { display: block; }
.primary-nav { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 80px; }
.document-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; padding: 19px 30px; border: 2px solid var(--accent); border-radius: var(--radius); font-size: 27px; font-weight: 600; text-decoration: none; transition: background .15s, color .15s; }
.document-link:hover { color: white; background: var(--accent); }
.link-arrow { font-size: 32px; font-weight: 400; line-height: 1; }
.site-footer { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px 30px; border-top: 1px solid var(--line); padding-block: 24px 36px; font-size: 17px; }
.site-footer a { color: inherit; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 24px; }
.document { width: min(760px, calc(100% - 80px)); margin: 30px auto 100px; flex: 1; line-height: 1.75; font-size: 17px; overflow-wrap: anywhere; }
.back-link { font-size: 15px; text-decoration: none; }
.document h1 { font-size: clamp(36px, 6vw, 58px); line-height: 1.12; letter-spacing: -.04em; margin: 34px 0 16px; }
.document h2 { margin: 44px 0 12px; font-size: 24px; line-height: 1.35; letter-spacing: -.02em; }
.document p { margin: 0 0 16px; }
.document ul { padding-left: 24px; }
.document li { margin-bottom: 8px; }
.document address { font-style: normal; margin-block: 20px; }
.updated { color: var(--muted); font-size: 15px; }
.notice { margin-block: 28px; border-left: 3px solid var(--accent); padding: 18px 22px; background: #edf1fc; border-radius: 0 10px 10px 0; }
.notice p:last-child { margin-bottom: 0; }
.contents { margin-top: 28px; padding-block: 20px; border-block: 1px solid var(--line); }
.contents ol { margin: 10px 0 0; padding-left: 24px; }
.contents a { text-decoration: none; }
section[id] { scroll-margin-top: 24px; }
@media (max-width: 640px) {
  .site-header, .site-footer, .home, .document { width: calc(100% - 40px); }
  .site-header { padding-block: 24px; }
  .brand { gap: 10px; font-size: 22px; }
  .brand-mark { width: 40px; height: 38px; font-size: 20px; border-radius: 9px; }
  .site-domain { font-size: 15px; }
  .home { padding-block: 70px 90px; }
  .home h1 { font-size: clamp(40px, 10vw, 64px); }
  .primary-nav { gap: 14px; margin-top: 44px; }
  .document-link { font-size: 20px; padding: 16px 20px; gap: 20px; border-radius: 12px; }
  .link-arrow { font-size: 25px; }
  .site-footer { font-size: 14px; padding-block: 22px 28px; }
  .document { margin-top: 18px; margin-bottom: 64px; font-size: 16px; }
  .document h2 { font-size: 22px; }
  .notice { padding: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
@media print {
  body { background: white; color: black; }
  .site-header, .site-footer, .back-link, .skip-link, .contents { display: none; }
  .document { width: 100%; margin: 0; font-size: 11pt; }
  .document h1 { font-size: 26pt; }
  .document h2 { break-after: avoid; font-size: 16pt; }
  a { color: inherit; }
}