.nodes-hero{
  position:relative;
  overflow-x:clip;
  border-bottom:1px solid var(--color-border);
}
.nodes-hero__grid{
  display:grid;
  min-height:calc(100svh - var(--header-height));
  grid-template-columns:minmax(0,1.04fr) minmax(420px,.96fr);
  align-items:stretch;
}
.nodes-hero__copy{
  display:flex;
  min-width:0;
  flex-direction:column;
  justify-content:center;
  padding-top:72px;
  padding-right:clamp(34px,5vw,78px);
  padding-bottom:72px;
}
.nodes-hero__copy h1{
  max-width:680px;
  margin-top:18px;
}
.nodes-hero__lead{
  max-width:660px;
  margin:24px 0 28px;
  color:var(--color-text-muted);
  font-size:clamp(17px,1.8vw,21px);
  line-height:1.75;
}
.nodes-facts{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  margin-top:48px;
  overflow:hidden;
  border:1px solid var(--color-border);
  border-radius:var(--radius-medium);
  background:var(--color-border);
  list-style:none;
  box-shadow:var(--shadow-panel);
}
.nodes-facts li{
  min-width:0;
  padding:16px;
  background:var(--color-panel);
}
.nodes-facts strong{
  display:block;
  color:var(--color-text);
  font-family:var(--font-display);
  font-size:19px;
  font-weight:900;
  line-height:1.2;
}
.nodes-facts span{
  display:block;
  margin-top:5px;
  color:var(--color-text-muted);
  font-size:11px;
}
.route-atlas{
  position:relative;
  display:flex;
  min-width:0;
  flex-direction:column;
  justify-content:center;
  margin-right:calc(var(--gutter) * -1);
  padding:34px clamp(28px,4vw,58px);
  overflow:hidden;
  background:var(--color-ink);
  color:var(--color-lane);
  box-shadow:var(--shadow-deep);
}
.route-atlas::before{
  position:absolute;
  inset:0;
  background-image:radial-gradient(circle,var(--color-white) 1px,transparent 1.4px);
  background-size:14px 14px;
  opacity:.06;
  pointer-events:none;
  content:"";
}
.route-atlas__head,
.route-atlas__legend,
.route-atlas__regions{
  position:relative;
  z-index:1;
}
.route-atlas__head{
  display:flex;
  justify-content:space-between;
  gap:20px;
  color:var(--color-lane-muted);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.09em;
}
.route-atlas__board{
  position:relative;
  z-index:1;
  width:100%;
  max-width:680px;
  margin:30px auto 18px;
}
.atlas-grid{
  fill:none;
  stroke:var(--color-lane-muted);
  stroke-width:1;
  opacity:.18;
}
.atlas-lane,
.atlas-branch{
  fill:none;
  stroke:var(--color-lane);
  stroke-width:2.5;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.atlas-lane--return{
  stroke:var(--color-accent);
}
.atlas-branch{
  stroke-width:1.5;
  opacity:.5;
}
.atlas-node{
  fill:var(--color-ink-deep);
  stroke:var(--color-lane);
  stroke-width:1.8;
}
.atlas-node--large{
  fill:var(--color-ink-shadow);
}
.atlas-node--accent{
  stroke:var(--color-accent);
}
.atlas-port{
  fill:var(--color-lane);
}
.atlas-arrow{
  fill:none;
  stroke:var(--color-ink);
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.atlas-arrow--return{
  stroke:var(--color-ink-deep);
}
.route-atlas__legend{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  font-family:var(--font-mono);
  font-size:11px;
}
.route-atlas__legend span{
  display:inline-flex;
  align-items:center;
  gap:9px;
}
.legend-line{
  width:30px;
  height:2px;
  flex-shrink:0;
  background:var(--color-lane);
}
.legend-line--accent{
  background:var(--color-accent);
}
.route-atlas__regions{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:8px;
  margin-top:32px;
}
.route-atlas__regions span{
  min-width:0;
  padding:9px 7px;
  border:1px solid var(--color-lane-muted);
  border-radius:var(--radius-small);
  color:var(--color-lane);
  font-size:11px;
  font-weight:700;
  text-align:center;
}
.nodes-content{
  position:relative;
}
.nodes-content>.toc-tabs{
  top:12px;
  width:calc(100% - var(--gutter) * 2);
  max-width:calc(var(--content-width) - var(--gutter) * 2);
  margin:26px auto 0;
}
.route-type{
  display:inline-flex;
  min-height:25px;
  align-items:center;
  padding:3px 8px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-small);
  background:var(--color-panel-strong);
  font-size:12px;
  font-weight:750;
  white-space:nowrap;
}
.reading-layout{
  min-width:0;
}
.reading-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.reading-card{
  min-width:0;
  padding:28px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-medium);
  background:var(--color-bg);
  box-shadow:var(--shadow-panel);
}
.reading-card__mark{
  display:inline-flex;
  min-height:27px;
  align-items:center;
  padding:4px 9px;
  border-radius:var(--radius-small);
  background:var(--color-accent);
  color:var(--color-panel);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:800;
}
.reading-card h3{
  margin:18px 0 10px;
  font-size:22px;
}
.reading-card p{
  margin:0;
  color:var(--color-text-muted);
}
.type-stack{
  border-top:1px solid var(--color-border);
}
.type-row{
  display:grid;
  grid-template-columns:minmax(150px,.3fr) minmax(0,1fr);
  gap:clamp(28px,6vw,88px);
  padding-top:42px;
  padding-bottom:42px;
  border-bottom:1px solid var(--color-border);
}
.type-row__label{
  align-self:start;
  padding:20px;
  border-radius:var(--radius-medium);
  background:var(--color-ink);
  color:var(--color-lane);
  box-shadow:var(--shadow-deep);
}
.type-row__label span{
  display:block;
  color:var(--color-lane-muted);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.1em;
}
.type-row__label strong{
  display:block;
  margin-top:8px;
  color:var(--color-panel);
  font-family:var(--font-display);
  font-size:25px;
}
.type-row__body h3{
  margin:0 0 16px;
}
.type-row__body p{
  max-width:850px;
  color:var(--color-text-muted);
}
.use-case-list{
  border-top:1px solid var(--color-border);
}
.use-case{
  display:grid;
  grid-template-columns:minmax(190px,.34fr) minmax(0,1fr);
  gap:clamp(24px,5vw,72px);
  padding-top:34px;
  padding-bottom:34px;
  border-bottom:1px solid var(--color-border);
}
.use-case__title{
  display:flex;
  align-items:flex-start;
  gap:14px;
}
.use-case__title h3{
  margin:7px 0 0;
  font-size:21px;
}
.use-case__icon{
  display:grid;
  width:42px;
  height:42px;
  flex-shrink:0;
  place-items:center;
  border:1px solid var(--color-border);
  border-radius:var(--radius-small);
  background:var(--color-bg);
  color:var(--color-accent);
}
.use-case__icon svg{
  width:23px;
  height:23px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.7;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.use-case__copy{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:28px;
}
.use-case__copy p{
  margin:0;
  color:var(--color-text-muted);
}
.workflow-layout{
  max-width:1060px;
}
.workflow-list{
  list-style:none;
  counter-reset:route-step;
}
.workflow-list li{
  position:relative;
  display:grid;
  grid-template-columns:52px minmax(0,1fr);
  gap:20px;
  padding-bottom:32px;
  counter-increment:route-step;
}
.workflow-list li::before{
  display:grid;
  width:42px;
  height:42px;
  place-items:center;
  border-radius:var(--radius-small);
  background:var(--color-accent);
  color:var(--color-panel);
  content:counter(route-step);
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:800;
}
.workflow-list li:not(:last-child)::after{
  position:absolute;
  top:48px;
  bottom:6px;
  left:20px;
  width:1px;
  background:var(--color-border);
  content:"";
}
.workflow-list h3{
  margin:4px 0 8px;
  font-size:21px;
}
.workflow-list p{
  max-width:850px;
  color:var(--color-text-muted);
}
.coverage-grid{
  display:grid;
  grid-template-columns:minmax(0,.84fr) minmax(460px,1.16fr);
  gap:clamp(42px,7vw,96px);
  align-items:center;
}
.coverage-grid h2{
  margin-top:16px;
}
.coverage-grid>div:first-child>p:not(.lead){
  color:var(--color-text-muted);
}
.region-wall{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.region-tile{
  min-width:0;
  min-height:190px;
  padding:24px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-medium);
  background:var(--color-bg);
  box-shadow:var(--shadow-panel);
}
.region-tile--wide{
  grid-column:1/3;
  min-height:170px;
}
.region-tile--accent{
  background:var(--color-panel-strong);
}
.region-tile span{
  display:block;
  color:var(--color-accent);
  font-family:var(--font-mono);
  font-size:10px;
  font-weight:800;
  letter-spacing:.08em;
}
.region-tile strong{
  display:block;
  margin:14px 0 8px;
  font-family:var(--font-display);
  font-size:25px;
}
.region-tile p{
  margin:0;
  color:var(--color-text-muted);
}
.nodes-closing{
  padding-top:72px;
}
.nodes-closing__panel{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:42px;
  padding:38px;
  border-radius:var(--radius-medium);
  background:var(--color-ink);
  color:var(--color-lane);
  box-shadow:var(--shadow-deep);
}
.nodes-closing__panel h2{
  margin:14px 0 10px;
  color:var(--color-panel);
  font-size:clamp(28px,4vw,42px);
}
.nodes-closing__panel p{
  max-width:720px;
}
.nodes-closing__panel ul{
  display:flex;
  flex-wrap:wrap;
  gap:8px 24px;
  color:var(--color-lane);
  list-style:none;
  font-size:12px;
  font-weight:700;
}
.nodes-closing__panel li{
  position:relative;
  padding-left:13px;
}
.nodes-closing__panel li::before{
  position:absolute;
  top:.68em;
  left:0;
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--color-accent);
  content:"";
}
.nodes-closing__secondary{
  border-color:var(--color-lane);
  color:var(--color-panel);
}
.nodes-closing__secondary:hover{
  background:var(--color-panel);
  color:var(--color-ink);
}
@media (max-width:1100px){
  .nodes-hero__grid{
    grid-template-columns:minmax(0,1fr) minmax(380px,.9fr);
  }
  .nodes-facts{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .coverage-grid{
    grid-template-columns:minmax(0,.9fr) minmax(400px,1.1fr);
  }
}
@media (max-width:900px){
  .nodes-hero__grid{
    min-height:0;
    grid-template-columns:1fr;
  }
  .nodes-hero__copy{
    padding-top:64px;
    padding-right:0;
    padding-bottom:56px;
  }
  .route-atlas{
    min-height:420px;
    margin-right:calc(var(--gutter) * -1);
    margin-left:calc(var(--gutter) * -1);
    padding-right:var(--gutter);
    padding-left:var(--gutter);
  }
  .coverage-grid{
    grid-template-columns:1fr;
  }
  .nodes-closing__panel{
    grid-template-columns:1fr;
  }
}
@media (max-width:768px){
  .nodes-content>.toc-tabs{
    width:calc(100% - var(--gutter) * 2);
  }
  .reading-grid{
    grid-template-columns:1fr;
  }
  .type-row,
  .use-case{
    grid-template-columns:1fr;
    gap:20px;
  }
  .type-row__label{
    max-width:220px;
  }
  .use-case__copy{
    grid-template-columns:1fr;
    gap:0;
  }
  .route-atlas{
    min-height:360px;
  }
  .route-atlas__board{
    margin-top:14px;
    margin-bottom:8px;
  }
  .route-atlas__regions{
    margin-top:20px;
  }
}
@media (max-width:560px){
  .nodes-hero__copy{
    padding-top:50px;
    padding-bottom:48px;
  }
  .nodes-facts{
    margin-top:34px;
  }
  .route-atlas{
    min-height:320px;
    padding-top:24px;
    padding-bottom:24px;
  }
  .route-atlas__head{
    font-size:9px;
  }
  .route-atlas__legend{
    gap:8px 16px;
  }
  .route-atlas__regions{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .region-wall{
    grid-template-columns:1fr;
  }
  .region-tile--wide{
    grid-column:auto;
  }
  .region-tile{
    min-height:0;
  }
  .nodes-closing__panel{
    padding:26px 20px;
  }
  .nodes-closing__panel ul{
    display:grid;
    grid-template-columns:1fr;
  }
}