.doc-intro {
  position: relative;
  background: linear-gradient(120deg,var(--ink-teal),var(--bg-panel-2));
}
.doc-kicker {
  margin-bottom: 24px;
  color: var(--on-dark-dim);
  font-family: var(--font-mono);
  font-size: var(--size-small);
  letter-spacing: .04em;
}
.doc-intro h1 {
  margin-top: 0;
  margin-bottom: 24px;
}
.doc-intro__summary {
  max-width: 44em;
  margin-bottom: 24px;
  color: var(--on-dark);
  font-size: 20px;
  line-height: 1.75;
}
.doc-intro > .muted {
  max-width: 58em;
  line-height: 1.9;
}
.doc-intro > p:last-child {
  margin-bottom: 0;
}
.doc-body {
  max-width: calc(900px + var(--gutter) * 2);
  padding-bottom: var(--section-gap);
}
.doc-scope {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: var(--size-small);
  line-height: 1.9;
}
.doc-chapter {
  padding-top: var(--section-gap);
  scroll-margin-top: 32px;
}
.doc-chapter > .eyebrow {
  margin-bottom: 16px;
  font-family: var(--font-mono);
}
.doc-chapter > h2 {
  margin-top: 0;
  margin-bottom: 36px;
}
.doc-chapter > h3 {
  margin-top: 40px;
  margin-bottom: 20px;
}
.doc-chapter > p {
  line-height: 1.95;
}
.doc-chapter > .table-scroll {
  margin-top: 28px;
  margin-bottom: 32px;
}
.doc-chapter caption {
  padding-top: 12px;
  padding-bottom: 16px;
  color: var(--text-muted);
  font-size: var(--size-small);
  text-align: left;
}
.doc-chapter > pre {
  margin-top: 28px;
  margin-bottom: 28px;
}
.doc-chapter .callout p {
  line-height: 1.85;
}
.doc-chapter > p:last-child {
  margin-bottom: 0;
}
.doc-return {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  padding-top: 24px;
}
@media (max-width: 768px) {
  .doc-intro__summary {
    font-size: 18px;
  }
  .doc-intro h1 .keep {
    white-space: normal;
  }
}
@media (max-width: 640px) {
  .doc-chapter > h2 {
    margin-bottom: 28px;
  }
  .doc-chapter > h3 {
    margin-top: 32px;
  }
}