.handbook-intro {
  max-width:900px;
  margin-bottom:36px;
}
.handbook-intro h1 {
  margin-bottom:20px;
}
.handbook-intro__lead {
  margin-bottom:16px;
  font-size:clamp(18px,2vw,22px);
  line-height:1.6;
}
.handbook-intro .muted {
  line-height:1.85;
}
.handbook > .toc {
  margin-bottom:48px;
}
.handbook-chapter {
  margin-top:64px;
  scroll-margin-top:176px;
}
.handbook-chapter + .handbook-chapter {
  padding-top:48px;
  border-top:1px solid var(--border);
}
.handbook-chapter h2 {
  margin-top:0;
}
.handbook-chapter .table-wrap {
  margin-block:28px;
}
.handbook-chapter caption {
  padding:16px 20px;
  text-align:left;
  font-weight:500;
  background:var(--bg-panel);
  color:var(--text);
}
@media (max-width:640px) {
  .handbook-intro {
    margin-bottom:28px;
  }
  .handbook > .toc {
    margin-bottom:36px;
  }
  .handbook-chapter {
    margin-top:44px;
    scroll-margin-top:24px;
  }
  .handbook-chapter + .handbook-chapter {
    padding-top:32px;
  }
}