:root {
  color-scheme: light;
  --background: #f5f5f7;
  --surface: #ffffff;
  --text: #202126;
  --secondary: #626671;
  --action: #192c46;
  --border: #e5e6eb;
  --selection: #e9edf3;
  --radius: 18px;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
  scrollbar-color: #858b96 var(--background);
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--text); background: var(--background); font-size: 16px; line-height: 1.85; }
::selection { background: #d5dde8; color: var(--action); }
a { color: var(--action); text-underline-offset: .25em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, summary:focus-visible { outline: 3px solid #087cc4; outline-offset: 5px; border-radius: 3px; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 10; padding: 8px 16px; background: white; transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.wrap { width: min(1120px, calc(100% - 64px)); margin-inline: auto; }
.site-header { border-bottom: 1px solid var(--border); background: var(--surface); }
.header-inner { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 720; font-size: 23px; letter-spacing: -.03em; }
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.top-nav { display: flex; gap: 24px; font-size: 14px; }
.top-nav a { padding: 12px 0; color: var(--secondary); text-decoration: none; }
.top-nav a[aria-current="page"] { color: var(--action); box-shadow: inset 0 -2px var(--action); }
.draft-notice { margin: 24px auto 0; padding: 13px 18px; max-width: 1120px; border: 1px solid #d9b87d; border-radius: 10px; background: #fff7e8; color: #684817; font-size: 14px; }
.page-head { padding: 64px 0 36px; }
h1, h2, h3 { color: var(--text); line-height: 1.4; text-wrap: balance; }
h1 { margin: 0 0 14px; font-size: clamp(32px, 5vw, 48px); letter-spacing: -.035em; font-weight: 720; }
.lead { max-width: 44em; color: var(--secondary); margin: 0; font-size: 18px; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 24px; margin-top: 22px; font-size: 13px; color: var(--secondary); font-variant-numeric: tabular-nums; }
.doc-layout { display: grid; grid-template-columns: 208px minmax(0, 1fr); gap: 48px; align-items: start; padding-bottom: 72px; }
.toc { position: sticky; top: 24px; border-top: 1px solid var(--border); padding-top: 16px; }
.toc h2 { margin: 0 0 10px; font-size: 14px; }
.toc a { display: block; padding: 6px 0; font-size: 14px; color: var(--secondary); text-decoration: none; line-height: 1.6; }
.toc a:hover { color: var(--action); text-decoration: underline; }
.document { min-width: 0; padding: 36px 40px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow-wrap: anywhere; }
.document > :first-child { margin-top: 0; }
.document p { margin: 12px 0; }
.document section { scroll-margin-top: 24px; }
.document section + section { margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--border); }
h2 { margin: 0 0 14px; font-size: 22px; letter-spacing: -.02em; }
h3 { margin: 24px 0 10px; font-size: 17px; }
ul, ol { padding-left: 1.4em; margin: 12px 0; }
li + li { margin-top: 8px; }
.note { background: var(--background); border-radius: 10px; padding: 16px 20px; margin: 20px 0; color: var(--secondary); font-size: 14px; }
.note p { margin: 0; }
.table-wrap { overflow-x: auto; margin: 20px 0; }
table { width: 100%; border-collapse: collapse; font-size: 14px; text-align: left; }
th { font-weight: 650; color: var(--action); background: var(--background); }
th, td { vertical-align: top; padding: 12px 14px; border-bottom: 1px solid var(--border); }
th:first-child, td:first-child { min-width: 112px; }
.email-link { font-size: 21px; font-weight: 650; overflow-wrap: anywhere; }
.pending { color: #805214; font-size: 17px; }
.small { font-size: 14px; color: var(--secondary); }
.faq { border-top: 1px solid var(--border); }
details { padding: 18px 0; border-bottom: 1px solid var(--border); }
summary { cursor: pointer; font-weight: 620; padding-right: 12px; }
details[open] summary { margin-bottom: 12px; }
details p { color: var(--secondary); }
.home-main { padding-bottom: 72px; }
.home-intro { display: grid; grid-template-columns: minmax(0, 1fr) 144px; align-items: center; gap: 48px; padding: 72px 0 56px; }
.home-intro img { width: 144px; height: auto; border-radius: 32px; }
.home-intro .lead { max-width: 31em; }
.home-links { border-top: 1px solid var(--border); }
.home-link { display: grid; grid-template-columns: 220px 1fr 32px; align-items: center; gap: 32px; padding: 30px 0; border-bottom: 1px solid var(--border); text-decoration: none; }
.home-link h2, .home-link p { margin: 0; }
.home-link p { color: var(--secondary); }
.home-link svg { width: 24px; height: 24px; transition: transform 160ms ease-out; }
.home-link:hover svg { transform: translateX(4px); }
.home-contact { max-width: 700px; margin-top: 48px; }
.site-footer { border-top: 1px solid var(--border); padding: 26px 0 32px; color: var(--secondary); font-size: 13px; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 12px 32px; justify-content: space-between; }
.footer-inner p { margin: 0; }
.footer-links { display: flex; gap: 20px; }
@media (max-width: 820px) {
  .doc-layout { grid-template-columns: 1fr; gap: 24px; }
  .toc { position: static; }
  .toc-links { display: flex; flex-wrap: wrap; gap: 0 20px; }
  .home-link { grid-template-columns: 180px 1fr 24px; gap: 20px; }
}
@media (max-width: 560px) {
  .wrap { width: calc(100% - 36px); }
  .header-inner { min-height: 100px; flex-wrap: wrap; padding: 16px 0 0; gap: 6px 16px; }
  .brand { font-size: 21px; }
  .brand img { width: 32px; height: 32px; border-radius: 8px; }
  .top-nav { width: 100%; gap: 26px; }
  .top-nav a { padding: 7px 0 10px; }
  .page-head { padding: 36px 0 26px; }
  .lead { font-size: 16px; }
  .document { padding: 26px 20px; border-radius: 14px; }
  .document section + section { margin-top: 32px; padding-top: 24px; }
  .doc-layout { padding-bottom: 40px; }
  .draft-notice { margin-top: 18px; padding: 12px 14px; font-size: 13px; }
  .home-intro { grid-template-columns: minmax(0, 1fr) 64px; gap: 18px; padding: 40px 0 36px; }
  .home-intro img { width: 64px; border-radius: 16px; align-self: start; margin-top: 6px; }
  .home-link { grid-template-columns: minmax(0, 1fr) 24px; gap: 8px 14px; padding: 24px 0; }
  .home-link h2 { font-size: 21px; }
  .home-link p { grid-column: 1; font-size: 14px; }
  .home-link svg { grid-column: 2; grid-row: 1 / 3; }
  .email-link { font-size: 18px; }
  .home-contact { margin-top: 36px; }
}
@media (prefers-reduced-motion: reduce) { .home-link svg { transition: none; } }
@media print {
  body { background: white; font-size: 11pt; }
  .skip-link, .top-nav, .toc, .site-footer { display: none; }
  .wrap { width: 100%; }
  .page-head { padding: 20px 0; }
  .doc-layout { display: block; padding: 0; }
  .document { border: 0; padding: 0; }
  h2, h3, summary { break-after: avoid; }
  table { break-inside: avoid; }
}