.reference-head {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: center;
  gap: 48px;
  max-width: calc(var(--header-width) + var(--gutter) * 2);
  margin-inline: auto;
}

.reference-head > * {
  min-width: 0;
}

.reference-index {
  padding: 24px;
  border: 1px solid var(--line-ink-2);
  border-radius: var(--r-card);
  background: var(--ink-card);
  color: var(--on-ink);
  box-shadow: var(--shadow-back);
}

.reference-index ol {
  display: grid;
  gap: 16px;
  margin-top: 22px;
  margin-bottom: 22px;
  padding-left: 24px;
}

.reference-index li::marker {
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: var(--weight-bold);
}

.reference-index code {
  display: block;
  font-size: var(--size-small);
  overflow-wrap: anywhere;
}

.reference-index li span {
  display: block;
  margin-top: 4px;
  color: var(--on-ink-2);
  font-size: var(--size-small);
}

.reference-index p {
  margin-bottom: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-ink);
  color: var(--on-ink-3);
  font-size: var(--size-label);
}

.reference-intro {
  line-height: var(--leading-body);
}

.reference-intro .toc {
  margin-top: 32px;
}

.reference-chapter .sec-title h2 {
  margin-top: 0;
  margin-bottom: 0;
}

.reference-chapter .sec-sub {
  margin-top: 12px;
  margin-bottom: 36px;
}

.reference-chapter > p {
  max-width: 70em;
}

.reference-chapter pre,
.reference-chapter .table-scroll {
  margin-top: 24px;
  margin-bottom: 28px;
}

.reference-chapter .table-scroll .data-table {
  display: table;
}

.reference-chapter {
  scroll-margin-top: 24px;
}

@media (max-width: 900px) {
  .reference-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }
}

@media (max-width: 640px) {
  .reference-index {
    padding: 20px;
  }

  .reference-chapter .sec-title {
    gap: 12px;
  }

  .reference-chapter .sec-title h2 {
    font-size: var(--size-h3);
  }

  .reference-chapter .sec-sub {
    margin-bottom: 28px;
  }
}