:root {
  --ink: #15233f;
  --text: #2f3440;
  --muted: #6e7480;
  --line: #dfe3e9;
  --soft: #f7f8fa;
  --white: #fff;
  --max-width: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--white);
  font-family: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Noto Serif JP", serif;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: inherit; }
button { font: inherit; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: relative;
  z-index: 10;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  width: min(calc(100% - 48px), var(--max-width));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: inline-flex;
  flex-direction: column;
  color: var(--ink);
  text-decoration: none;
  line-height: 1;
}
.brand-main { font-size: 27px; letter-spacing: .12em; }
.brand-sub { margin-top: 8px; font: 10px/1.2 Georgia, serif; letter-spacing: .23em; }
.site-nav { display: flex; align-items: center; gap: 34px; }
.site-nav a {
  position: relative;
  padding: 31px 0 27px;
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .06em;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 21px;
  width: 0;
  height: 1px;
  background: var(--ink);
  transform: translateX(-50%);
  transition: width .2s ease;
}
.site-nav a:hover::after,
.site-nav a.is-current::after { width: 100%; }
.menu-button { display: none; }

.page-hero {
  background: linear-gradient(120deg, #f6f8fb 0%, #fff 62%);
  border-bottom: 1px solid var(--line);
}
.page-hero-inner,
.link-policy,
.links-section,
.message-callout {
  width: min(calc(100% - 48px), var(--max-width));
  margin-left: auto;
  margin-right: auto;
}
.page-hero-inner { padding: 88px 0 82px; }
.eyebrow,
.section-heading p,
.card-label {
  margin: 0;
  color: var(--muted);
  font: 11px/1.5 Georgia, serif;
  letter-spacing: .22em;
}
.page-hero h1 {
  margin: 13px 0 17px;
  color: var(--ink);
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 400;
  letter-spacing: .12em;
}
.page-lead { margin: 0; font-size: 17px; letter-spacing: .04em; }

.link-policy { padding: 90px 0; }
.section-heading {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 28px;
}
.section-heading span { width: 54px; height: 1px; background: #bfc5ce; }
.policy-grid {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: clamp(50px, 8vw, 100px);
  align-items: start;
}
.policy-grid h2,
.category-heading h2,
.message-callout h2,
.link-card h3 {
  color: var(--ink);
  font-weight: 400;
}
.policy-grid h2 { margin: 0 0 20px; font-size: clamp(28px, 3.6vw, 42px); }
.policy-grid p { margin: 0; }
.site-data { margin: 28px 0 0; border-top: 1px solid var(--line); }
.site-data div {
  display: grid;
  grid-template-columns: 95px 1fr;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}
.site-data dt { color: var(--muted); font-size: 13px; }
.site-data dd { margin: 0; overflow-wrap: anywhere; }
.site-data a { text-underline-offset: 4px; }
.banner-box {
  padding: 34px;
  background: var(--soft);
  border: 1px solid var(--line);
}
.banner-box p { margin: 0 0 18px; color: var(--ink); font-size: 14px; letter-spacing: .08em; }
.banner-box img { display: block; width: 200px; max-width: 100%; border: 1px solid #cfd4dc; }
.banner-box small { display: block; margin-top: 14px; color: var(--muted); }

.links-section {
  padding: 90px 0;
  border-top: 1px solid var(--line);
}
.links-section.alternate {
  width: 100%;
  padding-left: max(24px, calc((100% - var(--max-width)) / 2));
  padding-right: max(24px, calc((100% - var(--max-width)) / 2));
  background: var(--soft);
}
.category-heading {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: clamp(40px, 7vw, 90px);
  align-items: end;
  margin-bottom: 50px;
}
.category-heading h2 { margin: 8px 0 0; font-size: clamp(28px, 3.6vw, 42px); }
.category-heading > p { margin: 0; }
.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.single-grid { grid-template-columns: minmax(0, 1fr); max-width: 720px; }
.link-card {
  min-width: 0;
  padding: 42px 38px 44px;
  border-right: 1px solid var(--line);
}
.link-card:first-child { padding-left: 0; }
.link-card:last-child { padding-right: 0; border-right: 0; }
.single-grid .link-card { padding-left: 0; padding-right: 0; }
.banner-link {
  min-height: 62px;
  display: flex;
  align-items: center;
  margin-bottom: 24px;
  text-decoration: none;
}
.banner-link img {
  display: block;
  width: 200px;
  max-width: 100%;
  border: 1px solid #d0d5dc;
}
.link-card h3 { margin: 8px 0 4px; font-size: clamp(23px, 2.5vw, 30px); line-height: 1.5; }
.link-card h3 a { text-decoration: none; }
.link-card h3 a:hover { text-decoration: underline; text-underline-offset: 5px; }
.manager { margin: 0 0 18px; color: var(--muted); font-size: 13px; }
.link-card > p:not(.card-label):not(.manager) { margin: 0; }
.text-link {
  display: inline-flex;
  gap: 20px;
  margin-top: 27px;
  color: var(--ink);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: .06em;
  border-bottom: 1px solid var(--ink);
}

.message-callout {
  margin-top: 92px;
  margin-bottom: 92px;
  padding: 47px 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 45px;
  background: var(--soft);
  border: 1px solid var(--line);
}
.message-callout h2 { margin: 8px 0 9px; font-size: clamp(23px, 3vw, 31px); }
.message-callout p:last-child { margin: 0; }
.button {
  min-width: 210px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  padding: 13px 20px;
  border: 1px solid var(--ink);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: .06em;
  transition: background .2s ease;
}
.button-dark { background: var(--ink); color: #fff; }
.button-dark:hover { background: #2a3b5e; }

.site-footer { background: var(--ink); color: rgba(255,255,255,.85); }
.footer-inner {
  width: min(calc(100% - 48px), var(--max-width));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  font-size: 12px;
  letter-spacing: .04em;
}
.footer-links { display: flex; gap: 25px; }
.footer-links a { color: inherit; text-decoration: none; }
.footer-links a:hover { text-decoration: underline; text-underline-offset: 4px; }

@media (max-width: 900px) {
  .header-inner { min-height: 76px; }
  .brand-main { font-size: 23px; }
  .menu-button {
    width: 46px;
    height: 42px;
    padding: 9px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--line);
    cursor: pointer;
  }
  .menu-button > span:not(.sr-only) { width: 100%; height: 1px; background: var(--ink); }
  .site-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    display: none;
    padding: 10px 24px 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 14px 2px; border-bottom: 1px solid var(--line); }
  .site-nav a::after { display: none; }
  .policy-grid,
  .category-heading { grid-template-columns: 1fr; gap: 30px; }
  .link-grid { grid-template-columns: 1fr; }
  .link-card,
  .link-card:first-child,
  .link-card:last-child {
    padding: 38px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .link-card:last-child { border-bottom: 0; }
  .message-callout { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 600px) {
  .header-inner,
  .page-hero-inner,
  .link-policy,
  .links-section,
  .message-callout,
  .footer-inner {
    width: min(calc(100% - 32px), var(--max-width));
  }
  .links-section.alternate {
    width: 100%;
    padding-left: 16px;
    padding-right: 16px;
  }
  .header-inner { gap: 15px; }
  .brand-main { font-size: 20px; }
  .brand-sub { font-size: 8px; }
  .page-hero-inner { padding: 65px 0 60px; }
  .page-lead { font-size: 15px; }
  .link-policy,
  .links-section { padding-top: 65px; padding-bottom: 65px; }
  .site-data div { grid-template-columns: 1fr; gap: 2px; }
  .banner-box { padding: 25px; }
  .message-callout {
    margin-top: 65px;
    margin-bottom: 65px;
    padding: 35px 25px;
  }
  .button { width: 100%; min-width: 0; }
  .footer-inner {
    padding: 27px 0;
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-inner p { margin: 0; }
  .footer-links { flex-wrap: wrap; gap: 10px 20px; }
}