.ai-opening{
  padding-bottom:48px;
}
.ai-opening-grid{
  display:grid;
  grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);
  align-items:start;
  gap:64px;
}
.ai-opening-grid>*{
  min-width:0;
}
.ai-opening h1{
  margin:0 0 24px;
}
.ai-intro{
  max-width:38em;
  font-size:20px;
  line-height:1.8;
}
.ai-opening .muted{
  max-width:46em;
  margin-bottom:0;
}
.ai-brief{
  margin-top:12px;
}
.ai-register-label{
  margin:0 0 16px;
  font-size:13px;
  color:var(--ochre);
  font-weight:var(--weight-semibold);
}
.ai-ledger{
  margin:0;
}
.ai-ledger>div{
  display:grid;
  grid-template-columns:3em minmax(0,1fr);
  gap:16px;
  padding-top:14px;
  padding-bottom:14px;
  border-top:1px solid var(--border);
}
.ai-ledger dt{
  color:var(--accent);
  font-weight:var(--weight-bold);
}
.ai-ledger dd{
  margin:0;
}
.ai-brief-foot{
  margin:16px 0 0;
  padding-top:16px;
  border-top:1px dashed var(--border-strong);
  color:var(--muted);
  font-size:14px;
}
.ai-document h2{
  margin:0 0 28px;
}
.ai-reading{
  max-width:900px;
}
.ai-reading h3{
  margin:32px 0 16px;
}
.ai-reading p{
  line-height:1.9;
}
.ai-document section+section{
  border-top:1px solid var(--border);
}
.ai-tools-table{
  min-width:940px;
}
.ai-tools-table th:first-child{
  width:140px;
}
.ai-tools-table td{
  vertical-align:top;
  line-height:1.8;
}
.ai-context-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:32px 48px;
}
.ai-context-entry{
  min-width:0;
  border-top:2px solid var(--border-strong);
  padding-top:20px;
}
.ai-context-entry h3{
  margin:0 0 16px;
}
.ai-context-entry p{
  margin:0;
  color:var(--muted);
  line-height:1.9;
}
.ai-support-link{
  margin:20px 0 0;
}
.ai-next-links{
  list-style:none;
  padding:0;
  margin:32px 0 0;
}
.ai-next-links li{
  border-top:1px solid var(--border);
  padding-top:18px;
  padding-bottom:18px;
}
.ai-next-links a{
  display:inline-block;
  padding-top:4px;
  padding-bottom:4px;
  font-weight:var(--weight-bold);
}
.ai-next-links span{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:14px;
}
@media(max-width:1000px){
  .ai-opening-grid{
    gap:32px;
    grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);
  }
}
@media(max-width:768px){
  .ai-opening-grid,
  .ai-context-grid{
    grid-template-columns:minmax(0,1fr);
    gap:28px;
  }
  .ai-opening{
    padding-bottom:32px;
  }
  .ai-brief{
    margin-top:0;
  }
  .ai-intro{
    font-size:18px;
  }
}