.manual-hero{
  position:relative;
  padding-top:88px;
  padding-bottom:82px;
  overflow-x:clip;
  border-bottom:1px solid var(--color-border);
}
.manual-hero::before{
  position:absolute;
  inset:0;
  background:
    linear-gradient(var(--color-glow-soft) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-glow-soft) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(to bottom,var(--color-bg),transparent);
  pointer-events:none;
  content:"";
}
.manual-hero::after{
  position:absolute;
  top:-220px;
  left:50%;
  width:760px;
  height:540px;
  transform:translateX(-50%);
  background:radial-gradient(closest-side,var(--color-glow),var(--color-glow-soft) 52%,transparent 76%);
  pointer-events:none;
  content:"";
}
.manual-hero-inner{
  position:relative;
  z-index:1;
  text-align:center;
}
.manual-hero h1{
  max-width:900px;
  margin:22px auto 0;
  font-size:clamp(52px,5vw,68px);
}
.manual-lead{
  max-width:780px;
  margin:22px auto 0;
  color:var(--color-text-soft);
  font-size:clamp(17px,2vw,20px);
  line-height:1.8;
}
.manual-facts{margin-top:28px}
.manual-shell{
  padding-top:72px;
  padding-bottom:40px;
}
.manual-intro{
  display:grid;
  grid-template-columns:minmax(220px,.65fr) minmax(0,1.35fr);
  gap:48px;
  margin-bottom:40px;
}
.manual-intro h2{
  margin:14px 0 0;
  font-size:clamp(27px,3vw,38px);
}
.manual-intro p:last-child{margin-bottom:0}
.manual-intro a,
.manual-article a{
  color:var(--color-accent);
  text-decoration:underline;
  text-decoration-color:var(--color-border-strong);
  text-underline-offset:4px;
}
.manual-shell>.toc-tabs{
  top:8px;
  margin-bottom:64px;
}
.manual-article{
  max-width:860px;
  margin-inline:auto;
}
.manual-chapter{
  padding-top:30px;
  padding-bottom:80px;
  border-bottom:1px solid var(--color-border);
}
.manual-chapter:last-child{
  padding-bottom:20px;
  border-bottom:0;
}
.chapter-label{
  display:block;
  margin-bottom:14px;
  color:var(--color-accent);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
}
.manual-article .manual-chapter>h2{
  margin:0 0 38px;
  font-size:clamp(32px,4vw,48px);
}
.manual-article .manual-chapter>h3{
  margin-top:42px;
  margin-bottom:16px;
  padding-left:18px;
  border-left:1px solid var(--color-accent-dark);
  font-size:clamp(21px,2.2vw,27px);
}
.manual-article p{
  margin-bottom:20px;
  color:var(--color-text-soft);
  line-height:1.88;
}
.manual-article .table-scroll{
  margin-block:34px;
}
.manual-article .data-table{
  min-width:760px;
}
.manual-article .callout{
  margin-block:36px;
  line-height:1.85;
}
.manual-article pre{
  margin-block:28px;
}
.manual-checklist{
  max-width:none;
  margin-block:42px;
}
.manual-checklist h3{
  margin:0 0 22px;
  font-size:25px;
}
.manual-checklist ul{
  margin:0;
  display:grid;
  gap:12px;
}
.manual-checklist li{
  color:var(--color-text-soft);
}
@media (max-width:768px){
  .manual-hero{
    padding-top:60px;
    padding-bottom:64px;
  }
  .manual-hero h1{
    font-size:clamp(32px,9vw,40px);
  }
  .manual-shell{
    padding-top:54px;
  }
  .manual-intro{
    grid-template-columns:1fr;
    gap:24px;
  }
  .manual-shell>.toc-tabs{
    margin-bottom:48px;
  }
  .manual-chapter{
    padding-top:24px;
    padding-bottom:64px;
  }
  .manual-article .manual-chapter>h2{
    font-size:clamp(28px,7vw,36px);
  }
}
@media (max-width:640px){
  .manual-hero::before{background-size:36px 36px}
  .manual-hero::after{
    top:-160px;
    width:100%;
    height:440px;
  }
  .manual-lead{
    font-size:16px;
    line-height:1.75;
  }
  .manual-facts{
    justify-content:flex-start;
  }
  .manual-facts span{
    flex:1 1 140px;
  }
  .manual-article .manual-chapter>h3{
    padding-left:14px;
  }
}