.ai-opening{
  padding-top:56px;
  padding-bottom:64px;
  max-width:100%;
  overflow-x:clip;
  background:radial-gradient(ellipse at 85% 20%,var(--glow),var(--clear) 64%),linear-gradient(180deg,var(--atmo),var(--clear));
}
.ai-opening-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  align-items:start;
  gap:64px;
}
.ai-opening h1{
  margin-top:24px;
  font-size:clamp(52px,4.7vw,68px);
  line-height:1.15;
  letter-spacing:-.02em;
}
.ai-highlight{
  background:var(--accent-soft);
  border-radius:var(--radius-xs);
  box-decoration-break:clone;
  -webkit-box-decoration-break:clone;
}
.ai-opening .lead{
  max-width:660px;
}
.ai-opening-trust{
  margin-top:20px;
  color:var(--muted);
  font-size:14px;
}
.ai-scope{
  margin-top:8px;
}
.ai-scope h2{
  margin-top:12px;
  font-size:26px;
}
.ai-checklist{
  margin:24px 0 0;
}
.ai-checklist > div{
  display:grid;
  grid-template-columns:100px minmax(0,1fr);
  gap:16px;
  padding-top:14px;
  padding-bottom:14px;
  border-top:1px solid var(--border);
}
.ai-checklist dt{
  font-weight:700;
  font-size:14px;
}
.ai-checklist dd{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.ai-scope-note{
  margin-top:16px;
  padding-top:16px;
  border-top:1px solid var(--border);
  font-size:13px;
  color:var(--muted);
}
.ai-document{
  padding-bottom:24px;
}
.ai-document > section + section{
  border-top:1px solid var(--border);
}
.ai-section-head{
  max-width:900px;
}
.ai-section-head h2{
  margin-top:12px;
}
.ai-reading-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:48px;
  align-items:start;
}
.ai-reading-grid > .prose > h3:first-child{
  margin-top:0;
}
.ai-reading-grid .prose{
  max-width:none;
}
.ai-after-table{
  margin-top:32px;
  max-width:100%;
}
.ai-faq{
  max-width:1040px;
}
.ai-support-link{
  margin-top:24px;
  color:var(--muted);
}
.ai-support-link a{
  color:var(--accent-dark);
  text-decoration:underline;
  text-underline-offset:3px;
}
.ai-billing-note p{
  margin-top:20px;
  color:var(--muted);
  line-height:1.85;
}
@media(max-width:1000px){
  .ai-opening-grid{
    gap:32px;
    grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  }
  .ai-checklist > div{
    grid-template-columns:1fr;
    gap:6px;
  }
  .ai-reading-grid{
    gap:32px;
  }
}
@media(max-width:768px){
  .ai-opening{
    padding-top:32px;
    padding-bottom:40px;
  }
  .ai-opening-grid,.ai-reading-grid{
    grid-template-columns:1fr;
  }
  .ai-opening h1{
    font-size:clamp(28px,5.2vw,40px);
  }
  .ai-scope{
    margin-top:0;
  }
  .ai-checklist > div{
    grid-template-columns:100px minmax(0,1fr);
    gap:12px;
  }
  .ai-section-head h2{
    font-size:30px;
  }
}
@media(max-width:400px){
  .ai-checklist > div{
    grid-template-columns:1fr;
    gap:6px;
  }
  .ai-billing-note .cta-row{
    flex-direction:column;
    align-items:flex-start;
  }
}