.reference-main{
  padding-bottom:48px;
}
.reference-intro{
  max-width:960px;
  margin-inline:auto;
}
.reference-intro h1{
  margin-top:24px;
  letter-spacing:-.02em;
  line-height:1.12;
}
.reference-scope{
  margin-top:24px;
  max-width:800px;
  color:var(--muted);
}
.reference-scope a{
  color:var(--accent-dark);
  text-decoration:underline;
  text-underline-offset:4px;
}
.reference-index-note{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--border);
  font-size:var(--text-sm);
  color:var(--muted);
}
.reference-index-note strong{
  display:block;
  margin-bottom:6px;
  color:var(--ink);
  font-weight:var(--weight-bold);
}
.reference-chapter{
  max-width:960px;
  margin-inline:auto;
  border-bottom:1px solid var(--border);
}
.reference-chapter:last-child{
  border-bottom:0;
}
.reference-kicker{
  font-size:var(--text-sm);
  font-weight:var(--weight-semibold);
  letter-spacing:.04em;
  color:var(--muted);
}
.reference-chapter .reference-kicker{
  margin-top:0;
  margin-bottom:16px;
}
.reference-chapter .prose h2{
  margin-top:0;
}
.reference-chapter .prose{
  line-height:1.85;
}
.reference-chapter .table-scroll{
  margin-block:28px;
}
.reference-chapter .callout p:first-child{
  margin-top:0;
}
.reference-chapter .callout p:last-child{
  margin-bottom:0;
}
@media(max-width:640px){
  .reference-index-note{
    grid-template-columns:minmax(0,1fr);
    gap:16px;
  }
  .reference-chapter .prose{
    line-height:1.8;
  }
}