.ai-hero{
  position:relative;
  max-width:100%;
  overflow-x:clip;
  padding-top:78px;
  padding-bottom:86px;
  border-bottom:1px solid var(--color-border);
  background:linear-gradient(180deg,var(--color-hero-top),var(--color-hero-bottom));
}
.ai-hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(var(--color-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-grid) 1px,transparent 1px);
  background-size:32px 32px;
}
.ai-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
  gap:72px;
  align-items:center;
}
.ai-hero-copy .eyebrow{margin-top:24px}
.ai-hero-copy h1{
  max-width:720px;
  margin-bottom:20px;
}
.ai-hero-copy .lead{max-width:720px}
.ai-hero-copy .hero-actions{
  justify-content:flex-start;
  margin-top:28px;
}
.ai-fact-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin:26px 0 0;
  padding:22px 0 0;
  border-top:1px solid var(--color-border);
  color:var(--color-muted);
  list-style:none;
  font-size:13px;
}
.ai-fact-row li{
  display:flex;
  align-items:center;
  gap:7px;
}
.ai-fact-row .mono{
  color:var(--color-text);
  font-weight:700;
}
.ai-route-board{
  position:relative;
  overflow:hidden;
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  background:var(--color-panel);
  box-shadow:inset 0 1px 0 var(--color-highlight),var(--shadow-panel);
}
.ai-route-board::after{
  content:"";
  position:absolute;
  right:0;
  bottom:0;
  width:42%;
  height:34%;
  pointer-events:none;
  background:linear-gradient(135deg,transparent,var(--color-panel-sunk));
}
.ai-board-head{
  position:relative;
  z-index:1;
  display:flex;
  min-height:52px;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:12px 18px;
  border-bottom:1px solid var(--color-border-soft);
  color:var(--color-text);
  font-weight:600;
}
.ai-board-head .mono{
  color:var(--color-muted);
  font-size:11px;
  font-weight:400;
}
.ai-route-flow{
  position:relative;
  z-index:1;
  padding:28px 24px 20px;
}
.ai-route-node{
  display:flex;
  align-items:center;
  gap:15px;
  padding:15px;
  border:1px solid var(--color-border-soft);
  border-radius:var(--radius-md);
  background:var(--color-panel-sunk);
}
.ai-route-node.is-connected{
  border-color:var(--color-success);
  background:var(--color-panel);
}
.ai-node-mark{
  display:inline-flex;
  width:42px;
  height:42px;
  flex:none;
  align-items:center;
  justify-content:center;
  border:1px solid var(--color-border);
  border-radius:var(--radius-sm);
  background:var(--color-panel);
  color:var(--color-text);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
}
.ai-route-node.is-connected .ai-node-mark{
  border-color:var(--color-success);
  color:var(--color-success);
}
.ai-route-node strong,
.ai-route-node small{display:block}
.ai-route-node small{
  margin-top:2px;
  color:var(--color-muted);
}
.ai-route-line{
  position:relative;
  width:1px;
  height:22px;
  margin-left:35px;
  background:var(--color-border);
}
.ai-route-line span{
  position:absolute;
  top:50%;
  left:50%;
  width:7px;
  height:7px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:var(--color-success);
}
.ai-board-props{
  position:relative;
  z-index:1;
  margin:0;
  padding:0 24px 24px;
}
.ai-board-props div{
  display:grid;
  grid-template-columns:90px 1fr;
  gap:16px;
  padding:10px 0;
  border-top:1px solid var(--color-border-soft);
}
.ai-board-props dt{
  color:var(--color-muted);
  font-size:12px;
}
.ai-board-props dd{
  margin:0;
  color:var(--color-text);
  font-weight:500;
}
.ai-article{
  padding-top:34px;
  padding-bottom:var(--section-space);
}
.ai-article > .toc-tabs{margin-bottom:34px}
.ai-section{
  padding-top:72px;
  padding-bottom:72px;
  border-bottom:1px solid var(--color-border);
}
.ai-section:last-child{
  padding-bottom:0;
  border-bottom:0;
}
.ai-section-heading{
  max-width:840px;
  margin-bottom:38px;
}
.ai-section-heading h2{margin-bottom:16px}
.ai-prose{
  max-width:900px;
  color:var(--color-muted);
  font-size:17px;
}
.ai-prose p + p{margin-top:20px}
.ai-dossier-list{border-top:1px solid var(--color-border)}
.ai-dossier{
  display:grid;
  grid-template-columns:minmax(160px,.42fr) minmax(0,1.58fr);
  gap:42px;
  padding:32px 0;
  border-bottom:1px solid var(--color-border);
}
.ai-dossier-label{
  display:flex;
  flex-direction:column;
  gap:6px;
  align-items:flex-start;
  color:var(--color-muted);
  font-size:12px;
}
.ai-dossier-label .mono{
  color:var(--color-text);
  font-weight:700;
  letter-spacing:.05em;
}
.ai-dossier h3{
  margin-bottom:10px;
  font-size:24px;
}
.ai-dossier p{
  max-width:790px;
  margin-bottom:0;
  color:var(--color-muted);
}
.ai-split-notes{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:var(--color-panel);
  box-shadow:inset 0 1px 0 var(--color-highlight);
}
.ai-note-panel{padding:32px}
.ai-note-panel + .ai-note-panel{border-left:1px solid var(--color-border)}
.ai-note-panel h3{margin-bottom:18px}
.ai-note-panel p{
  color:var(--color-muted);
}
.ai-note-panel p:last-child{margin-bottom:0}
.ai-workflow{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0 42px;
  border-top:1px solid var(--color-border);
}
.ai-workflow section{
  padding:30px 0;
  border-bottom:1px solid var(--color-border);
}
.ai-workflow h3{
  margin-bottom:10px;
  font-size:22px;
}
.ai-workflow p{
  margin-bottom:0;
  color:var(--color-muted);
}
.ai-diagnosis-list{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  border-top:1px solid var(--color-border);
}
.ai-diagnosis-list section{
  display:grid;
  grid-template-columns:minmax(240px,.7fr) minmax(0,1.3fr);
  gap:38px;
  padding:26px 0;
  border-bottom:1px solid var(--color-border);
}
.ai-diagnosis-list h3{
  margin-bottom:0;
  font-size:20px;
}
.ai-diagnosis-list p{
  margin-bottom:0;
  color:var(--color-muted);
}
.ai-selection-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:0;
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
}
.ai-selection-grid > div{
  padding:28px;
}
.ai-selection-grid > div + div{border-left:1px solid var(--color-border)}
.ai-selection-grid h3{
  margin-bottom:10px;
  font-size:21px;
}
.ai-selection-grid p{
  margin-bottom:0;
  color:var(--color-muted);
}
.ai-plan-note{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:42px;
  align-items:center;
  margin-top:42px;
  padding:34px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:var(--color-panel-sunk);
  box-shadow:inset 0 1px 0 var(--color-highlight);
}
.ai-plan-note h3{margin-bottom:10px}
.ai-plan-note p{
  max-width:860px;
  color:var(--color-muted);
}
.ai-plan-note p:last-child{margin-bottom:0}
.ai-end-actions{
  display:flex;
  flex-direction:column;
  gap:12px;
  min-width:160px;
}
@media (max-width:1000px){
  .ai-hero-grid{
    grid-template-columns:1fr;
    gap:48px;
  }
  .ai-route-board{max-width:720px}
  .ai-selection-grid{grid-template-columns:1fr}
  .ai-selection-grid > div + div{
    border-top:1px solid var(--color-border);
    border-left:0;
  }
  .ai-plan-note{grid-template-columns:1fr}
  .ai-end-actions{
    flex-direction:row;
    flex-wrap:wrap;
  }
}
@media (max-width:768px){
  .ai-hero{
    padding-top:52px;
    padding-bottom:64px;
  }
  .ai-hero-copy .hero-actions{align-items:stretch}
  .ai-article{padding-top:24px}
  .ai-section{
    padding-top:56px;
    padding-bottom:56px;
  }
  .ai-dossier{
    grid-template-columns:1fr;
    gap:16px;
  }
  .ai-split-notes{grid-template-columns:1fr}
  .ai-note-panel + .ai-note-panel{
    border-top:1px solid var(--color-border);
    border-left:0;
  }
  .ai-workflow{grid-template-columns:1fr}
  .ai-diagnosis-list section{
    grid-template-columns:1fr;
    gap:10px;
  }
}
@media (max-width:640px){
  .ai-hero-grid{gap:34px}
  .ai-fact-row{gap:9px 16px}
  .ai-route-flow{padding:20px 16px 16px}
  .ai-board-props{padding:0 16px 18px}
  .ai-board-props div{grid-template-columns:72px 1fr}
  .ai-node-mark{
    width:38px;
    height:38px;
  }
  .ai-route-line{margin-left:33px}
  .ai-note-panel{padding:22px}
  .ai-selection-grid > div{padding:22px 0}
  .ai-selection-grid{
    border-right:0;
    border-left:0;
  }
  .ai-plan-note{
    gap:26px;
    padding:24px 18px;
  }
  .ai-end-actions{
    flex-direction:column;
    align-items:stretch;
  }
  .ai-end-actions .btn{width:100%}
}