body.article-page::before {
  content: "";
  position: fixed;
  inset: 0 0 auto;
  height: var(--article-nav-top, 100px);
  z-index: 999;
  pointer-events: none;
  background: #120d2a;
  transition: background-color .2s ease;
}

html.blue-nav body.article-page::before {
  background: #f7f5ef;
}

.article-page .article-nav {
  top: var(--article-nav-top, 100px);
  z-index: 12;
  box-shadow: 0 8px 24px #211a3912;
}

.article-page .article-nav__inner {
  grid-template-columns: minmax(165px, 205px) minmax(0, 1fr) auto;
  column-gap: 26px;
}

.article-page .article-nav details {
  border-right: 1px solid #cfc8d6;
  padding-right: 24px;
}

.article-page .article-nav summary {
  width: 100%;
  justify-content: space-between;
  color: #30264c;
}

.article-page .article-nav details[open] summary {
  color: #634fc0;
}

.article-page .article-nav nav {
  top: 100%;
  left: 0;
  width: min(950px, calc(100vw - 48px));
  max-height: min(70vh, 610px);
  overflow-y: auto;
  gap: 4px;
  padding: 18px;
  border: 1px solid #d9d1e4;
  border-radius: 0 0 12px 12px;
  background: #fbfaf6;
  box-shadow: 0 24px 45px #211a3926;
}

.article-page .article-nav nav a {
  display: grid;
  grid-template-columns: 35px minmax(0, 1fr);
  align-items: center;
  gap: 15px;
  min-height: 53px;
  padding: 10px 16px;
  border-radius: 7px;
  color: #30283c;
  font-size: 17px;
  line-height: 1.25;
}

.article-page .article-nav nav a span:first-child {
  color: #716588;
  font: 800 14px/1 BlurryDisplay, sans-serif;
  letter-spacing: .08em;
}

.article-page .article-nav nav a:hover,
.article-page .article-nav nav a.is-active {
  background: #eeeafb;
  color: #4934a5;
}

.article-page .article-nav__time {
  min-width: 100px;
  text-align: right;
}

.article-page .article-section,
.article-page .article-try {
  scroll-margin-top: calc(var(--article-nav-top, 100px) + 88px);
}

@media (max-width: 590px) {
  .article-page .article-nav__inner {
    grid-template-columns: 116px minmax(0, 1fr) auto;
    gap: 10px;
  }

  .article-page .article-nav details {
    padding-right: 10px;
  }

  .article-page .article-nav summary {
    font-size: 11px;
  }

  .article-page .article-nav summary .article-nav__chevron {
    width: 11px;
    height: 11px;
  }

  .article-page .article-nav__inner > span:nth-child(2) {
    display: block;
    font-size: 11px;
  }

  .article-page .article-nav__time {
    min-width: 60px;
    font-size: 11px;
    line-height: 1.05;
    white-space: normal;
  }

  .article-page .article-nav nav {
    width: calc(100vw - 32px);
    padding: 10px;
  }

  .article-page .article-nav nav a {
    min-height: 46px;
    padding: 8px 10px;
    font-size: 14px;
  }
}