.nodes-hero{
  position:relative;
  max-width:100%;
  overflow-x:clip;
  background:
    radial-gradient(circle at 82% 28%,var(--color-accent-halo),transparent 34%),
    radial-gradient(circle at 44% -18%,var(--color-glow),transparent 58%),
    linear-gradient(180deg,var(--color-glow),var(--color-page));
}
.nodes-halo{
  position:absolute;
  top:8%;
  right:-12%;
  width:48vw;
  max-width:680px;
  aspect-ratio:1;
  border:1px solid var(--color-accent-line);
  border-radius:50%;
  opacity:.42;
}
.nodes-halo::before,
.nodes-halo::after{
  content:"";
  position:absolute;
  border:1px dashed var(--color-accent-line);
  border-radius:50%;
}
.nodes-halo::before{inset:14%}
.nodes-halo::after{inset:31%}
.nodes-hero__grid{
  position:relative;
  z-index:2;
  display:grid;
  min-height:620px;
  grid-template-columns:minmax(0,1fr) minmax(360px,.82fr);
  gap:clamp(36px,7vw,96px);
  align-items:center;
  padding-top:clamp(58px,8vw,108px);
  padding-bottom:clamp(72px,9vw,120px);
}
.nodes-hero__copy{min-width:0}
.nodes-hero__copy h1{max-width:720px;margin-top:22px}
.nodes-hero__lead{
  max-width:660px;
  margin-top:22px;
  color:var(--color-muted);
  font-size:18px;
}
.nodes-hero__copy .button-row{margin-top:30px}
.nodes-trust{
  display:flex;
  flex-wrap:wrap;
  gap:10px 20px;
  margin:26px 0 0;
  padding:18px 0 0;
  border-top:1px dashed var(--color-border);
  list-style:none;
  color:var(--color-muted);
  font-size:13px;
  font-weight:700;
}
.nodes-trust li{display:flex;align-items:center;gap:7px}
.nodes-trust span{
  display:grid;
  width:20px;
  height:20px;
  flex:none;
  place-items:center;
  border-radius:50%;
  background:var(--color-accent-soft);
  color:var(--color-accent-dark);
}
.route-ledger{
  position:relative;
  min-width:0;
  padding:clamp(22px,4vw,38px);
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  background:var(--color-surface);
  box-shadow:var(--shadow-frame);
}
.route-ledger::before{
  content:"";
  position:absolute;
  inset:10px;
  pointer-events:none;
  border:1px dashed var(--color-border);
  border-radius:var(--radius-md);
}
.route-ledger__head,
.route-ledger__facts,
.route-ledger__note{
  position:relative;
  z-index:1;
}
.route-ledger__head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:20px;
  padding-bottom:22px;
  border-bottom:1px solid var(--color-border);
}
.route-ledger__head h2{margin:6px 0 0;font-size:clamp(28px,3vw,38px)}
.route-ledger__overline{
  color:var(--color-accent-dark);
  font:700 10px/1 var(--font-mono);
  letter-spacing:.12em;
}
.route-ledger__seal{
  display:grid;
  width:54px;
  height:54px;
  flex:none;
  place-items:center;
  border:2px solid var(--color-white);
  border-radius:50%;
  background:linear-gradient(135deg,var(--color-accent),var(--color-accent-end));
  color:var(--color-white);
  box-shadow:var(--shadow-float);
  font:800 24px/1 var(--font-mono);
}
.route-ledger__facts{margin:0}
.route-ledger__facts div{
  display:grid;
  grid-template-columns:112px minmax(0,1fr);
  gap:16px;
  padding:17px 0;
  border-bottom:1px solid var(--color-border);
}
.route-ledger__facts dt{
  color:var(--color-muted);
  font:650 11px/1.5 var(--font-mono);
}
.route-ledger__facts dd{
  min-width:0;
  margin:0;
  overflow-wrap:anywhere;
  font-weight:750;
}
.route-ledger__note{
  margin:20px 0 0;
  color:var(--color-muted);
  font-size:13px;
}
.section-heading{max-width:820px;margin-bottom:34px}
.section-heading h2{margin-top:18px}
.section-heading p{color:var(--color-muted);font-size:17px}
.route-index{position:relative}
.region-jump{
  display:flex;
  max-width:100%;
  gap:8px;
  margin-bottom:20px;
  overflow-x:auto;
  padding-bottom:4px;
  -webkit-overflow-scrolling:touch;
}
.region-jump a{
  display:inline-flex;
  min-height:40px;
  flex:none;
  align-items:center;
  padding:8px 16px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-sm);
  background:var(--color-surface);
  color:var(--color-muted);
  font-size:14px;
  font-weight:700;
  box-shadow:var(--shadow-card);
}
.region-jump a:hover{
  border-color:var(--color-accent-line);
  color:var(--color-accent-dark);
}
.route-index .table-scroll{box-shadow:var(--shadow-float)}
.route-index .route-table{min-width:760px}
.route-index .route-group{scroll-margin-top:132px}
.route-index .callout{margin-top:24px;margin-bottom:0}
.route-method{background:var(--color-surface-alt)}
.type-ledger{display:grid;gap:18px}
.type-sheet{
  display:grid;
  grid-template-columns:minmax(170px,.28fr) minmax(0,1fr);
  gap:clamp(22px,4vw,56px);
  align-items:start;
  padding:clamp(24px,4vw,42px);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:var(--color-surface);
  box-shadow:var(--shadow-card);
}
.type-sheet--offset{
  margin-left:clamp(0px,4vw,54px);
  background:var(--color-page);
}
.type-sheet__mark{
  display:flex;
  min-width:0;
  flex-direction:column;
  align-items:flex-start;
  gap:14px;
}
.type-sheet__code{
  color:var(--color-muted);
  font:650 10px/1 var(--font-mono);
  letter-spacing:.1em;
}
.type-sheet__body{min-width:0}
.type-sheet__body h3{font-size:clamp(22px,2.5vw,29px)}
.type-sheet__body p{color:var(--color-muted)}
.type-sheet__body p:last-child{margin-bottom:0}
.selection-guide{position:relative}
.use-case-list{display:grid;gap:14px}
.use-case{
  display:grid;
  grid-template-columns:82px minmax(0,1fr);
  gap:clamp(18px,3vw,38px);
  align-items:start;
  max-width:1120px;
  padding:clamp(22px,3vw,34px);
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:var(--color-surface);
  box-shadow:var(--shadow-card);
}
.use-case--shift{margin-left:auto;background:var(--color-surface-alt)}
.use-case__stamp{
  display:grid;
  min-height:58px;
  place-items:center;
  border:1px solid var(--color-accent-line);
  border-radius:var(--radius-sm);
  background:var(--color-accent-soft);
  color:var(--color-accent-dark);
  font:800 13px/1 var(--font-mono);
}
.use-case h3{font-size:clamp(20px,2vw,26px)}
.use-case p{margin-bottom:0;color:var(--color-muted)}
.route-check{
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
  background:var(--color-surface-alt);
}
.route-check__grid{
  display:grid;
  grid-template-columns:minmax(260px,.7fr) minmax(0,1.3fr);
  gap:clamp(36px,7vw,92px);
  align-items:start;
}
.route-check__intro{position:sticky;top:100px}
.route-check__intro h2{margin-top:18px}
.route-check__intro p{color:var(--color-muted)}
.check-ledger{
  overflow:hidden;
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:var(--color-surface);
  box-shadow:var(--shadow-float);
}
.check-ledger article{
  display:grid;
  grid-template-columns:38px minmax(0,1fr);
  gap:18px;
  padding:clamp(22px,3vw,32px);
  border-bottom:1px solid var(--color-border);
}
.check-ledger article:last-child{border-bottom:0}
.check-ledger__symbol{
  display:grid;
  width:38px;
  height:38px;
  place-items:center;
  border-radius:50%;
  background:linear-gradient(135deg,var(--color-accent),var(--color-accent-end));
  color:var(--color-white);
  font:800 17px/1 var(--font-mono);
}
.check-ledger h3{font-size:21px}
.check-ledger p{margin-bottom:0;color:var(--color-muted)}
.route-notes{background:var(--color-page)}
.route-notes__actions{margin-top:30px}
@media (max-width:980px){
  .nodes-hero__grid{grid-template-columns:1fr}
  .nodes-hero__copy{max-width:760px}
  .route-ledger{max-width:760px}
  .route-check__grid{grid-template-columns:1fr}
  .route-check__intro{position:static}
}
@media (max-width:768px){
  .nodes-halo{display:none}
  .nodes-hero__grid{min-height:0}
  .type-sheet{grid-template-columns:1fr}
  .type-sheet--offset{margin-left:0}
  .use-case,
  .use-case--shift{
    max-width:none;
    margin-left:0;
  }
}
@media (max-width:640px){
  .nodes-hero__lead{font-size:16px}
  .nodes-trust{display:grid;grid-template-columns:1fr}
  .route-ledger__facts div{grid-template-columns:1fr;gap:5px}
  .route-ledger__seal{width:46px;height:46px}
  .section-heading p{font-size:16px}
  .use-case{grid-template-columns:1fr}
  .use-case__stamp{
    width:68px;
    min-height:38px;
  }
  .check-ledger article{grid-template-columns:32px minmax(0,1fr);gap:14px}
  .check-ledger__symbol{width:32px;height:32px}
}
@media (prefers-reduced-motion:reduce){
  .nodes-halo{transform:none}
}