.ai-hero{
  position:relative;
  max-width:100%;
  overflow-x:clip;
  padding-top:78px;
  padding-bottom:126px;
  background:linear-gradient(180deg,var(--color-hero-top),var(--color-hero-bottom));
}
.ai-hero-orbit{
  position:absolute;
  width:680px;
  height:680px;
  right:-180px;
  top:-210px;
  border-radius:var(--radius-pill);
  background:radial-gradient(circle at center,var(--color-circle-a),var(--color-circle-b) 58%,transparent 59%);
  opacity:.72;
  pointer-events:none;
}
.ai-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(440px,.92fr);
  gap:68px;
  align-items:center;
}
.ai-hero-copy{
  min-width:0;
}
.ai-hero-badge{
  margin-bottom:18px;
  background:var(--color-panel);
  box-shadow:0 10px 28px var(--shadow-soft);
}
.ai-title span{
  display:block;
}
.ai-title>span:last-child{
  color:var(--color-accent);
}
.ai-title .no-break{
  display:inline;
}
.ai-hero-lede{
  max-width:690px;
  margin-top:22px;
  color:var(--color-muted);
  font-size:17px;
}
.ai-hero-actions{
  margin-top:28px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.ai-trust{
  margin-top:24px;
  display:flex;
  gap:10px 20px;
  flex-wrap:wrap;
  color:var(--color-muted);
  font-size:13px;
  font-weight:700;
}
.ai-trust span{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.ai-trust span::before{
  content:"";
  width:7px;
  height:7px;
  flex:0 0 auto;
  border-radius:var(--radius-pill);
  background:var(--color-success);
  box-shadow:0 0 0 5px var(--color-success-ring);
}
.ai-route-card{
  position:relative;
  min-width:0;
  border:1px solid var(--color-line-soft);
  border-radius:var(--radius-window);
  background:var(--color-panel);
  box-shadow:0 30px 60px var(--shadow-deep),inset 0 0 0 1px var(--color-highlight);
  transform:rotate(1.2deg);
}
.ai-route-card::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--color-sky),transparent);
}
.ai-route-chrome{
  min-height:44px;
  padding:0 16px;
  border-bottom:1px solid var(--color-inset);
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:12px;
  color:var(--color-muted);
  font-size:10px;
}
.ai-route-chrome>.status-dot{
  justify-self:end;
}
.ai-chrome-dots{
  display:flex;
  gap:6px;
}
.ai-chrome-dots i{
  width:10px;
  height:10px;
  border-radius:var(--radius-pill);
}
.ai-chrome-dots i:first-child{
  background:var(--color-error);
}
.ai-chrome-dots i:nth-child(2){
  background:var(--color-warn);
}
.ai-chrome-dots i:last-child{
  background:var(--color-success);
}
.ai-route-body{
  padding:28px;
}
.ai-route-source{
  padding:20px;
  border-radius:var(--radius-card);
  background:var(--color-side);
  border:1px solid var(--color-border);
}
.ai-route-label{
  display:block;
  margin-bottom:6px;
  color:var(--color-accent);
  font:700 10px var(--font-mono);
  letter-spacing:.08em;
}
.ai-route-source strong{
  font-size:18px;
}
.ai-route-source p{
  margin-top:6px;
  color:var(--color-muted);
  font-size:12px;
}
.ai-route-path{
  height:58px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.ai-route-path span{
  width:34%;
  height:1px;
  background:var(--color-border);
}
.ai-route-path i{
  width:13px;
  height:13px;
  border:3px solid var(--color-panel);
  border-radius:var(--radius-pill);
  background:var(--color-accent);
  box-shadow:0 0 0 5px var(--color-blue-soft);
}
.ai-tool-cluster{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:9px;
}
.ai-tool-cluster span{
  min-width:0;
  min-height:42px;
  padding:8px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-button);
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--color-white);
  color:var(--color-accent-dark);
  font:700 11px var(--font-mono);
  overflow-wrap:anywhere;
  text-align:center;
}
.ai-route-notes{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--color-inset);
  display:flex;
  gap:10px 16px;
  flex-wrap:wrap;
  color:var(--color-muted);
  font-size:11px;
}
.ai-route-notes span{
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.ai-shape{
  position:absolute;
  z-index:-1;
  display:block;
  pointer-events:none;
}
.ai-shape-yellow{
  width:24px;
  height:24px;
  right:-34px;
  top:52px;
  border-radius:var(--radius-pill);
  background:var(--color-yellow);
}
.ai-shape-pink{
  width:0;
  height:0;
  left:-40px;
  bottom:36px;
  border-left:17px solid transparent;
  border-right:17px solid transparent;
  border-bottom:30px solid var(--color-pink);
  transform:rotate(-18deg);
}
.ai-paper{
  position:relative;
  margin-top:-40px;
  padding-top:78px;
  padding-bottom:88px;
  border-radius:var(--radius-section) var(--radius-section) 0 0;
  background:var(--color-paper);
  box-shadow:0 -1px 0 var(--color-highlight);
}
.ai-article{
  min-width:0;
}
.ai-article>.toc-tabs{
  max-width:900px;
  margin-right:auto;
  margin-left:auto;
}
.ai-section{
  padding-top:74px;
  padding-bottom:22px;
}
.ai-section-head{
  margin-bottom:38px;
}
.ai-principle-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.ai-principle{
  min-width:0;
  padding:28px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-card);
  background:var(--color-panel);
  box-shadow:0 16px 36px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
}
.ai-principle:nth-child(2),
.ai-principle:nth-child(3){
  background:var(--color-blue-soft);
}
.ai-principle-index{
  display:inline-flex;
  margin-bottom:22px;
  padding:5px 9px;
  border-radius:var(--radius-pill);
  background:var(--color-white);
  color:var(--color-accent);
  font-size:10px;
  font-weight:800;
  letter-spacing:.08em;
}
.ai-principle p{
  margin-top:12px;
  color:var(--color-muted);
}
.ai-tool-table td{
  vertical-align:top;
}
.ai-tool-table td:nth-child(3){
  color:var(--color-accent-dark);
  font-weight:700;
}
.ai-split-heading{
  margin-bottom:34px;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(300px,.72fr);
  gap:48px;
  align-items:end;
}
.ai-split-heading>p{
  color:var(--color-muted);
  font-size:16px;
}
.ai-reading-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.ai-reading-card{
  min-width:0;
  padding:30px;
  border-radius:var(--radius-card);
  background:var(--color-panel);
  border:1px solid var(--color-border);
  box-shadow:0 18px 40px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
}
.ai-reading-card:nth-child(2){
  background:var(--color-pink-soft);
}
.ai-reading-card p{
  margin-top:14px;
  color:var(--color-muted);
}
.ai-compare{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:28px;
}
.ai-compare-card{
  min-width:0;
  padding:30px;
  border-radius:var(--radius-card);
  box-shadow:0 18px 40px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
}
.ai-compare-card h3{
  margin-top:18px;
  font-family:var(--font-display);
  font-size:25px;
}
.ai-compare-card ul{
  margin:18px 0 0;
  padding-left:1.25em;
  color:var(--color-muted);
}
.ai-compare-card li+li{
  margin-top:12px;
}
.ai-note{
  margin-top:24px;
  padding:20px 22px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-button);
  background:var(--color-panel);
  color:var(--color-muted);
}
.ai-workflow-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.ai-workflow-card{
  min-width:0;
  padding:26px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-card);
  background:var(--color-panel);
  box-shadow:0 16px 36px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
}
.ai-workflow-icon{
  width:48px;
  height:48px;
  margin-bottom:20px;
  border-radius:var(--radius-button);
  display:grid;
  place-items:center;
  background:var(--color-blue-soft);
  color:var(--color-accent);
}
.ai-workflow-icon svg{
  width:26px;
  height:26px;
}
.ai-workflow-card p{
  margin-top:12px;
  color:var(--color-muted);
}
.ai-failure-list{
  max-width:900px;
  margin-inline:auto;
}
.ai-selection-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.ai-selection-card{
  min-width:0;
  padding:27px;
  border-radius:var(--radius-card);
  box-shadow:0 16px 36px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
}
.ai-selection-card p{
  margin-top:12px;
  color:var(--color-muted);
}
.ai-plan-note{
  margin-top:32px;
  padding:32px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-card);
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;
  align-items:center;
  background:var(--color-panel);
  box-shadow:0 20px 44px var(--shadow-soft),inset 0 0 0 1px var(--color-highlight);
}
.ai-plan-note h3{
  margin-top:16px;
  font-family:var(--font-display);
  font-size:28px;
}
.ai-plan-note p{
  margin-top:12px;
  color:var(--color-muted);
}
.ai-plan-actions{
  min-width:180px;
  display:grid;
  gap:10px;
}
.float-cta svg{
  width:17px;
  height:17px;
  flex:0 0 auto;
}

@media (max-width:1024px){
  .ai-hero-grid{
    grid-template-columns:1fr;
    gap:46px;
  }
  .ai-hero-copy{
    max-width:800px;
    text-align:center;
    margin-inline:auto;
  }
  .ai-hero-lede{
    margin-inline:auto;
  }
  .ai-hero-actions,
  .ai-trust{
    justify-content:center;
  }
  .ai-route-card{
    width:100%;
    max-width:680px;
    margin-inline:auto;
    transform:none;
  }
  .ai-workflow-grid,
  .ai-selection-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width:768px){
  .ai-hero{
    padding-top:56px;
    padding-bottom:98px;
  }
  .ai-hero-orbit{
    width:520px;
    height:520px;
    right:-300px;
    top:-180px;
  }
  .ai-shape{
    display:none;
  }
  .ai-paper{
    padding-top:56px;
  }
  .ai-section{
    padding-top:58px;
  }
  .ai-principle-grid,
  .ai-reading-grid,
  .ai-compare{
    grid-template-columns:1fr;
  }
  .ai-split-heading{
    grid-template-columns:1fr;
    gap:18px;
  }
  .ai-plan-note{
    grid-template-columns:1fr;
  }
  .ai-plan-actions{
    min-width:0;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}
@media (max-width:640px){
  .ai-hero-copy{
    text-align:left;
  }
  .ai-hero-actions,
  .ai-trust{
    justify-content:flex-start;
  }
  .ai-hero-actions .btn{
    width:100%;
  }
  .ai-route-body{
    padding:18px;
  }
  .ai-tool-cluster{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .ai-route-notes{
    display:grid;
  }
  .ai-principle,
  .ai-reading-card,
  .ai-compare-card,
  .ai-workflow-card,
  .ai-selection-card,
  .ai-plan-note{
    padding:22px;
  }
  .ai-plan-actions{
    grid-template-columns:1fr;
  }
  .ai-plan-actions .btn{
    width:100%;
  }
}
@media (max-width:360px){
  .ai-route-chrome{
    grid-template-columns:1fr auto;
  }
  .ai-route-chrome>.mono{
    display:none;
  }
  .ai-tool-cluster{
    grid-template-columns:1fr;
  }
}