.information-page {
  min-height: calc(100vh - 116px);
}

.information-main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0 72px;
}

.information-hero {
  padding: 38px 40px 34px;
  border-top: 4px solid var(--page-accent);
  border-bottom: 1px solid var(--line-strong);
  text-align: center;
}

.information-hero h1 {
  margin: 0;
  color: var(--page-accent);
  font-family: var(--serif);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
}

.information-hero p {
  margin: 12px 0 0;
  color: #55514b;
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.7;
}

.information-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 42px;
  padding-top: 42px;
}

.information-index {
  align-self: start;
  position: sticky;
  top: 24px;
  padding-right: 30px;
  border-right: 1px solid var(--line-strong);
}

.information-index h2 {
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--serif);
  font-size: 22px;
}

.information-index nav {
  display: grid;
  gap: 3px;
}

.information-index a {
  display: block;
  padding: 10px 0 10px 14px;
  border-left: 3px solid transparent;
  color: #45413b;
  font-size: 15px;
  line-height: 1.45;
}

.information-index a:hover,
.information-index a:focus-visible,
.information-index a:first-child {
  border-left-color: var(--page-accent);
  color: var(--page-accent);
  outline: none;
}

.information-content {
  min-width: 0;
}

.information-notice {
  margin: 0 0 30px;
  padding: 18px 22px;
  border: 1px solid var(--page-accent);
  background: var(--page-soft);
  color: var(--page-accent-deep);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.8;
}

.information-section {
  scroll-margin-top: 28px;
  padding: 0 0 24px;
  margin: 0 0 25px;
  border-bottom: 1px solid var(--line-strong);
}

.information-section:last-child {
  border-bottom: 0;
}

.information-section h2 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: 27px;
  line-height: 1.35;
}

.information-section p,
.information-section li {
  color: #3e3a35;
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.9;
}

.information-section p {
  margin: 8px 0;
}

.information-section ul,
.information-section ol {
  margin: 10px 0 0;
  padding-left: 24px;
}

.information-section a {
  color: var(--page-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.information-meta {
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.privacy-page {
  --page-accent: var(--regulatory);
  --page-accent-deep: var(--regulatory-deep);
  --page-soft: var(--regulatory-soft);
}

.copyright-page {
  --page-accent: var(--procurement);
  --page-accent-deep: var(--procurement-deep);
  --page-soft: var(--procurement-soft);
}

.ai-page {
  --page-accent: var(--academic);
  --page-accent-deep: var(--academic-deep);
  --page-soft: var(--academic-soft);
}

@media (max-width: 780px) {
  .information-main {
    width: min(100% - 28px, 680px);
    padding-top: 26px;
  }

  .information-hero {
    padding: 28px 12px 25px;
  }

  .information-hero h1 {
    font-size: 36px;
  }

  .information-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 28px;
  }

  .information-index {
    position: static;
    padding: 0 0 22px;
    border-right: 0;
    border-bottom: 1px solid var(--line-strong);
  }

  .information-index nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 12px;
  }

  .information-index a {
    padding-block: 8px;
  }

  .information-section h2 {
    font-size: 23px;
  }
}

@media (max-width: 440px) {
  .information-index nav {
    grid-template-columns: 1fr;
  }
}