.guide-intro{
  padding-top:72px;
  padding-bottom:72px;
  background:linear-gradient(180deg,var(--hero-top),var(--hero-bottom));
  border-bottom:1px solid var(--border);
}
.guide-intro .wrap{max-width:1100px}
.guide-intro h1{max-width:13em;margin:22px 0 24px;font-size:clamp(52px,5vw,68px)}
.guide-intro h1 em{font-style:normal;color:var(--accent-dark)}
.guide-intro p{max-width:70ch;color:var(--text-muted)}
.guide-intro p a{color:var(--accent-dark);text-underline-offset:4px}
.guide-intro__lead{font-size:20px;font-weight:600;line-height:1.75;color:var(--text)!important}
.guide-intro__facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.guide-intro__facts span{
  display:inline-flex;
  align-items:center;
  min-height:38px;
  padding:6px 14px;
  border:1px solid var(--border);
  border-radius:var(--r-pill);
  background:var(--bg-panel);
  color:var(--accent-dark);
  font:700 13px/1.4 var(--font-body);
  box-shadow:var(--shadow-soft);
}
.guide-body{max-width:1100px}
.guide-body .toc-tabs{margin-bottom:52px}
.guide-chapter{padding-bottom:68px;margin-bottom:68px;border-bottom:1px solid var(--border)}
.guide-chapter:last-child{margin-bottom:0;padding-bottom:0;border-bottom:0}
.guide-chapter h2{
  margin:0 0 30px;
  font-size:clamp(30px,3.5vw,42px);
  line-height:1.25;
}
.guide-chapter h2 .no-break{color:var(--accent-dark)}
.guide-chapter h3{margin:40px 0 16px;font-size:23px;line-height:1.35}
.guide-chapter p{line-height:1.95;margin-bottom:1.4em}
.guide-chapter .table-scroll{margin:30px 0}
.guide-chapter .data-table{font-size:14px;line-height:1.6}
.guide-chapter .callout{margin:30px 0;line-height:1.8}
.guide-chapter a{color:var(--accent-dark)}
@media(max-width:768px){
  .guide-intro{padding-top:52px;padding-bottom:52px}
  .guide-intro h1{font-size:clamp(28px,7vw,40px)}
  .guide-intro__lead{font-size:18px}
  .guide-body .toc-tabs{margin-bottom:40px}
  .guide-chapter{padding-bottom:52px;margin-bottom:52px}
  .guide-chapter h3{font-size:21px}
}
@media(max-width:640px){
  .guide-intro__facts{gap:8px}
  .guide-intro__facts span{font-size:12px}
  .guide-chapter h2{font-size:30px}
  .guide-chapter .data-table{min-width:640px}
}