:root {
  color-scheme: light;
  --navy: #102a43;
  --navy-2: #1e3a5f;
  --blue: #1266ce;
  --mint: #a7f3d0;
  --mint-deep: #168168;
  --coral: #ffb4a2;
  --cream: #fff9f4;
  --sky: #edf6ff;
  --paper: #ffffff;
  --ink: #172437;
  --muted: #52657b;
  --line: #d5e0ea;
  --warning: #7a3d00;
  --warning-bg: #fff5df;
  --max: 1160px;
  --reading: 780px;
  --shadow: 0 14px 40px rgba(16, 42, 67, 0.1);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 9% 3%, rgba(167, 243, 208, 0.28), transparent 27rem),
    radial-gradient(circle at 92% 10%, rgba(255, 180, 162, 0.2), transparent 23rem),
    #f8fbfd;
  font-size: 1rem;
  line-height: 1.8;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--blue);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

a:hover { color: var(--navy); }

a:focus-visible,
summary:focus-visible {
  outline: 3px solid #e27455;
  outline-offset: 4px;
  border-radius: 4px;
}

img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  top: -80px;
  left: 12px;
  z-index: 1000;
  padding: 10px 15px;
  color: #fff;
  background: var(--navy);
  border-radius: 9px;
}

.skip-link:focus { top: 12px; color: #fff; }

.container {
  width: min(calc(100% - 32px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(213, 224, 234, 0.92);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--navy);
  text-decoration: none;
  min-width: 0;
}

.brand img {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(16, 42, 67, 0.16);
}

.brand-text { display: grid; line-height: 1.15; }
.brand-text strong { font-size: 1rem; }
.brand-text small { margin-top: 4px; color: var(--muted); font-size: 0.67rem; letter-spacing: 0.13em; font-weight: 800; }

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  flex-wrap: wrap;
}

.primary-nav a {
  padding: 7px 10px;
  color: var(--muted);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 750;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--navy);
  background: var(--sky);
}

.page-hero { padding: clamp(46px, 7vw, 86px) 0 46px; }

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 0.84rem;
}

.breadcrumbs a { color: var(--blue); }

.eyebrow {
  display: inline-flex;
  padding: 6px 11px;
  color: var(--navy);
  background: rgba(167, 243, 208, 0.6);
  border: 1px solid rgba(22, 129, 104, 0.25);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

h1, h2, h3 { margin-top: 0; color: var(--navy); line-height: 1.38; }

h1 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 5.2vw, 4rem);
  letter-spacing: -0.045em;
}

.page-hero h1 { margin-top: 18px; }

.lead {
  max-width: 770px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
}

.document-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.document-meta li {
  padding: 6px 10px;
  color: var(--navy);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 760;
}

.callout {
  margin: 24px 0 0;
  padding: 18px 20px;
  background: var(--warning-bg);
  border: 1px solid #ecc983;
  border-left: 5px solid #c76b24;
  border-radius: 15px;
  color: var(--warning);
}

.callout strong { display: block; color: #603000; }
.callout p:last-child { margin-bottom: 0; }
.callout.info { color: var(--navy-2); background: var(--sky); border-color: #b7d7f8; border-left-color: var(--blue); }
.callout.info strong { color: var(--navy); }

.legal-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding-bottom: 66px;
}

.legal-card {
  display: flex;
  flex-direction: column;
  min-height: 260px;
  padding: 27px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.legal-card__number { color: var(--mint-deep); font-size: 0.76rem; font-weight: 900; letter-spacing: 0.13em; }
.legal-card h2 { margin: 12px 0 10px; font-size: 1.55rem; }
.legal-card p { margin: 0 0 22px; color: var(--muted); }
.legal-card a { margin-top: auto; align-self: flex-start; font-weight: 800; }

.summary-panel {
  margin-bottom: 76px;
  padding: 28px;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  border-radius: 25px;
  color: #e8f0f7;
}

.summary-panel h2 { color: #fff; }
.summary-panel ul { margin-bottom: 0; }

.document-layout {
  display: grid;
  grid-template-columns: 245px minmax(0, var(--reading));
  justify-content: center;
  gap: 38px;
  align-items: start;
  padding-bottom: 82px;
}

.toc {
  position: sticky;
  top: 102px;
  max-height: calc(100vh - 120px);
  padding: 19px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: auto;
}

.toc h2 { margin-bottom: 10px; font-size: 0.83rem; letter-spacing: 0.1em; text-transform: uppercase; }
.toc ol { margin: 0; padding-left: 1.5rem; color: var(--muted); }
.toc li { margin: 2px 0; }
.toc a { display: inline-block; padding: 3px 1px; color: var(--muted); text-decoration: none; font-size: 0.78rem; line-height: 1.45; }
.toc a:hover { color: var(--blue); text-decoration: underline; }

.document { min-width: 0; }

.legal-section {
  scroll-margin-top: 104px;
  padding: 0 0 44px;
}

.legal-section + .legal-section {
  padding-top: 38px;
  border-top: 1px solid var(--line);
}

.legal-section h2 { font-size: clamp(1.4rem, 3vw, 1.85rem); }
.legal-section h3 { margin-top: 26px; margin-bottom: 8px; font-size: 1.05rem; }
.legal-section p { margin: 0.8em 0; }
.legal-section ol,
.legal-section ul { padding-left: 1.45rem; }
.legal-section li + li { margin-top: 0.42em; }

.definition-list { margin: 18px 0 0; }
.definition-list dt { margin-top: 14px; color: var(--navy); font-weight: 850; }
.definition-list dd { margin: 4px 0 0; color: var(--muted); }

.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.platform-card {
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 15px;
}

.platform-card strong { display: block; color: var(--navy); }
.platform-card span { display: block; margin-top: 5px; color: var(--muted); font-size: 0.86rem; }
.platform-card.current { background: #effcf6; border-color: #9bdcbe; }

.related-links {
  display: flex;
  gap: 9px 18px;
  flex-wrap: wrap;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-weight: 750;
}

.site-footer { padding: 38px 0; color: #dce7f0; background: var(--navy); }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.footer-brand { display: flex; gap: 13px; align-items: center; }
.footer-brand img { width: 46px; height: 46px; border-radius: 12px; }
.footer-brand strong { display: block; color: #fff; }
.footer-brand span { display: block; color: #aebdca; font-size: 0.8rem; }
.footer-links { display: flex; gap: 10px 16px; flex-wrap: wrap; justify-content: flex-end; }
.footer-links a { color: #fff; font-size: 0.84rem; }
.footer-note { grid-column: 1 / -1; margin: 0; color: #aebdca; font-size: 0.78rem; }

@media (max-width: 900px) {
  .document-layout { grid-template-columns: minmax(0, var(--reading)); }
  .toc { position: static; max-height: none; }
  .toc ol { columns: 2; column-gap: 28px; }
  .platform-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .header-inner { min-height: 68px; }
  .brand img { width: 39px; height: 39px; }
  .brand-text small { display: none; }
  .primary-nav a { padding: 6px 7px; font-size: 0.76rem; }
  .primary-nav a.nav-secondary { display: none; }
  .page-hero { padding-top: 40px; }
  .legal-cards { grid-template-columns: 1fr; }
  .legal-card { min-height: 230px; padding: 22px; }
  .toc ol { columns: 1; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 390px) {
  .container { width: min(calc(100% - 22px), var(--max)); }
  .header-inner { gap: 8px; }
  .brand { gap: 8px; }
  .brand-text strong { font-size: 0.87rem; }
  .primary-nav a { padding-inline: 5px; font-size: 0.72rem; }
  .page-hero { padding-bottom: 36px; }
  .callout, .summary-panel { padding: 17px; }
  .document-layout { gap: 26px; }
  .toc { padding: 16px; }
  .legal-section { padding-bottom: 36px; }
}

@media print {
  :root { color-scheme: light; }
  body { background: #fff; color: #000; font-size: 10.5pt; }
  .site-header, .skip-link, .toc, .related-links, .site-footer { display: none; }
  .page-hero { padding: 0 0 22px; }
  .document-layout { display: block; padding: 0; }
  .document { max-width: none; }
  .legal-section { break-inside: avoid-page; padding-bottom: 22px; }
  .legal-section + .legal-section { padding-top: 22px; }
  a { color: #000; text-decoration: none; }
  .callout { color: #000; background: #fff; border-color: #777; }
}