:root{
  --nodes-hero-space:76px;
  --nodes-document-gap:34px;
  --nodes-table-min:720px;
  --nodes-label-bg:var(--color-mark);
  --nodes-dark-card:var(--color-dark-line);
  --nodes-code-size:44px;
}

.nodes-hero{
  position:relative;
  padding-top:var(--nodes-hero-space);
  padding-bottom:var(--nodes-hero-space);
  overflow-x:clip;
  background:
    radial-gradient(circle at 86% 12%,var(--color-mark),transparent 30%),
    linear-gradient(180deg,var(--color-page),var(--color-surface));
}

.nodes-hero::after{
  content:"";
  position:absolute;
  right:0;
  bottom:0;
  left:0;
  height:1px;
  background:var(--color-border);
}

.nodes-hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.18fr) minmax(340px,.82fr);
  align-items:center;
  gap:64px;
}

.nodes-hero-copy{
  position:relative;
  z-index:1;
  min-width:0;
}

.nodes-hero-copy .eyebrow{
  margin-top:22px;
}

.nodes-hero-copy h1{
  max-width:820px;
  margin-top:10px;
}

.nodes-hero-copy .lead{
  max-width:820px;
  margin-top:20px;
}

.coverage-ledger{
  position:relative;
  min-width:0;
  border:1px solid var(--color-dark-line);
  border-radius:var(--radius-medium);
  color:var(--color-dark-text);
  background-color:var(--color-forest);
  background-image:
    linear-gradient(var(--color-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-grid) 1px,transparent 1px);
  background-size:26px 26px;
  box-shadow:var(--shadow-card);
}

.coverage-ledger::before{
  content:"";
  position:absolute;
  top:18px;
  right:-18px;
  bottom:-18px;
  left:18px;
  z-index:-1;
  border:1px solid var(--color-border);
  border-radius:var(--radius-medium);
  background:var(--color-surface);
}

.ledger-bar{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:48px;
  padding-inline:18px;
  border-bottom:1px solid var(--color-dark-line);
}

.ledger-file{
  margin-left:auto;
  color:var(--color-dark-muted);
  font-family:var(--font-mono);
  font-size:12px;
}

.ledger-body{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  padding:1px;
  background:var(--color-dark-line);
}

.ledger-stat{
  display:grid;
  align-content:center;
  gap:6px;
  min-height:132px;
  padding:24px;
  background:var(--color-forest);
}

.ledger-stat span{
  color:var(--color-dark-muted);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
}

.ledger-stat strong{
  color:var(--color-accent);
  font-family:var(--font-display);
  font-size:40px;
  line-height:1;
}

.ledger-stat-wide{
  grid-column:1/-1;
  min-height:104px;
}

.ledger-stat-wide strong{
  color:var(--color-dark-text);
  font-family:var(--font-mono);
  font-size:14px;
  line-height:1.7;
}

.ledger-status{
  grid-column:1/-1;
  display:flex;
  align-items:center;
  gap:10px;
  min-height:48px;
  padding-inline:24px;
  color:var(--color-dark-muted);
  background:var(--color-forest);
  font-size:12px;
}

.nodes-fact-band{
  padding-top:24px;
  padding-bottom:24px;
  color:var(--color-dark-text);
  background-color:var(--color-forest);
  background-image:
    linear-gradient(var(--color-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-grid) 1px,transparent 1px);
  background-size:26px 26px;
}

.nodes-document{
  position:relative;
  padding-top:30px;
}

.nodes-document .toc-tabs{
  top:12px;
}

.region-block{
  display:grid;
  gap:18px;
  margin-top:52px;
}

.region-heading{
  margin:0;
}

.region-heading > div{
  min-width:0;
}

.region-heading h3{
  font-size:26px;
}

.region-heading p{
  margin-top:5px;
}

.region-code{
  display:grid;
  place-items:center;
  width:var(--nodes-code-size);
  height:var(--nodes-code-size);
  flex-shrink:0;
  border-radius:var(--radius-small);
  color:var(--color-surface);
  background:var(--color-accent-deep);
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:800;
}

.region-block .data-table{
  min-width:var(--nodes-table-min);
}

.region-block .data-table th:nth-child(1){
  width:24%;
}

.region-block .data-table th:nth-child(2){
  width:24%;
}

.region-block .data-table th:nth-child(3){
  width:26%;
}

.region-note{
  max-width:980px;
  color:var(--color-muted);
}

.route-label{
  display:inline-flex;
  align-items:center;
  min-height:28px;
  max-width:100%;
  padding:3px 10px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-pill);
  background:var(--nodes-label-bg);
  font-size:12px;
  font-weight:800;
  white-space:nowrap;
  overflow:hidden;
}

.route-premium{
  color:var(--color-accent-deep);
}

.route-relay{
  color:var(--color-ink);
  background:var(--color-page);
}

.route-direct{
  color:var(--color-muted);
  background:var(--color-surface);
}

.route-type-section{
  color:var(--color-dark-text);
  background-color:var(--color-forest);
  background-image:
    linear-gradient(var(--color-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-grid) 1px,transparent 1px);
  background-size:26px 26px;
}

.route-type-head .eyebrow{
  color:var(--color-accent);
}

.route-type-head .lead{
  color:var(--color-dark-muted);
}

.route-type-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}

.route-type-card{
  display:grid;
  align-content:start;
  gap:18px;
  min-width:0;
  padding:30px;
  border:1px solid var(--color-dark-line);
  border-radius:var(--radius-medium);
  background:var(--nodes-dark-card);
}

.type-card-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-bottom:15px;
  border-bottom:1px solid var(--color-dark-line);
}

.type-index{
  color:var(--color-accent);
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:800;
  letter-spacing:.12em;
}

.route-type-card h3{
  font-size:27px;
}

.route-type-card p{
  color:var(--color-dark-muted);
}

.type-principle{
  display:grid;
  grid-template-columns:auto 1fr;
  align-items:start;
  gap:24px;
  margin-top:24px;
  padding:24px 28px;
  border:1px solid var(--color-accent-line);
  border-radius:var(--radius-small);
}

.type-principle strong{
  color:var(--color-accent);
  white-space:nowrap;
}

.type-principle p{
  color:var(--color-dark-muted);
}

.use-case-list{
  display:grid;
  border-top:1px solid var(--color-border);
}

.use-case{
  display:grid;
  grid-template-columns:minmax(160px,.34fr) minmax(0,1fr);
  gap:42px;
  padding-top:30px;
  padding-bottom:30px;
  border-bottom:1px solid var(--color-border);
}

.use-case-label{
  display:flex;
  align-items:center;
  gap:10px;
  align-self:start;
  color:var(--color-accent-deep);
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:800;
}

.use-dot{
  width:9px;
  height:9px;
  flex-shrink:0;
  border-radius:50%;
  background:var(--color-accent);
  box-shadow:0 0 0 5px var(--color-mark);
}

.use-case h3{
  font-size:24px;
}

.use-case p{
  max-width:850px;
  margin-top:10px;
  color:var(--color-muted);
}

.coverage-section{
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
  background:var(--color-surface);
}

.coverage-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(360px,.72fr);
  align-items:start;
  gap:64px;
}

.coverage-copy{
  display:grid;
  gap:18px;
  max-width:760px;
  color:var(--color-muted);
}

.region-wall{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
  padding:22px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-medium);
  background:var(--color-page);
  box-shadow:var(--shadow-chip);
}

.region-wall > span{
  display:flex;
  align-items:center;
  justify-content:center;
  min-width:0;
  min-height:54px;
  padding:8px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-small);
  background:var(--color-surface);
  color:var(--color-muted);
  font-size:13px;
  font-weight:700;
  text-align:center;
}

.region-wall-note{
  grid-column:1/-1;
  display:grid;
  gap:8px;
  padding:24px;
  border-radius:var(--radius-small);
  color:var(--color-dark-text);
  background-color:var(--color-forest);
  background-image:
    linear-gradient(var(--color-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--color-grid) 1px,transparent 1px);
  background-size:26px 26px;
}

.region-wall-note small{
  color:var(--color-accent);
  font-family:var(--font-mono);
  letter-spacing:.12em;
}

.region-wall-note strong{
  font-family:var(--font-display);
  font-size:28px;
  line-height:1.25;
}

.check-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}

.check-card{
  min-width:0;
  padding:26px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-small);
  background:var(--color-surface);
}

.check-card h3{
  font-size:22px;
}

.check-card p{
  margin-top:10px;
  color:var(--color-muted);
}

.switching-callout{
  margin-top:28px;
}

.callout-actions{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  margin-top:18px;
}

@media (max-width:1000px){
  .nodes-hero-grid,
  .coverage-grid{
    grid-template-columns:1fr;
  }

  .coverage-ledger{
    max-width:720px;
  }

  .route-type-grid{
    grid-template-columns:1fr;
  }

  .route-type-card{
    grid-template-columns:minmax(0,1fr);
  }

  .coverage-grid{
    gap:40px;
  }

  .region-wall{
    max-width:720px;
  }
}

@media (max-width:768px){
  :root{
    --nodes-hero-space:54px;
    --nodes-table-min:680px;
  }

  .nodes-hero-grid{
    gap:42px;
  }

  .coverage-ledger::before{
    display:none;
  }

  .nodes-document{
    padding-top:20px;
  }

  .region-block{
    margin-top:42px;
  }

  .type-principle{
    grid-template-columns:1fr;
    gap:10px;
  }

  .use-case{
    grid-template-columns:1fr;
    gap:14px;
  }

  .check-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width:540px){
  .ledger-body{
    grid-template-columns:1fr;
  }

  .ledger-stat-wide,
  .ledger-status{
    grid-column:auto;
  }

  .ledger-stat{
    min-height:104px;
  }

  .ledger-stat strong{
    font-size:34px;
  }

  .route-type-card{
    padding:22px;
  }

  .region-wall{
    grid-template-columns:repeat(2,minmax(0,1fr));
    padding:14px;
  }

  .callout-actions .btn{
    width:100%;
  }
}