:root {
  --nodes-hero-min: 680px;
  --nodes-hero-pad-top: 76px;
  --nodes-hero-pad-bottom: 82px;
  --nodes-hero-gap: 72px;
  --nodes-copy-max: 660px;
  --nodes-ledger-max: 590px;
  --nodes-ledger-pad: 28px;
  --nodes-ledger-row-min: 58px;
  --nodes-ledger-code-width: 84px;
  --nodes-directory-gap: 18px;
  --nodes-type-index-width: 170px;
  --nodes-type-pad: 30px;
  --nodes-case-label-width: 190px;
  --nodes-case-pad: 32px;
  --nodes-switch-label-width: 96px;
  --nodes-region-min: 154px;
  --nodes-panel-pad: clamp(24px, 5vw, 52px);
  --nodes-small-gap: 10px;
  --nodes-medium-gap: 20px;
  --nodes-large-gap: 38px;
  --nodes-copy-line: 1.8;
  --nodes-ledger-shadow: 0 30px 72px var(--color-shadow);
}

.nodes-hero {
  position: relative;
  min-height: var(--nodes-hero-min);
  padding-top: var(--nodes-hero-pad-top);
  padding-bottom: var(--nodes-hero-pad-bottom);
  overflow-x: clip;
  border-bottom: var(--border-thin) solid var(--color-border);
  isolation: isolate;
}

.nodes-hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background:
    linear-gradient(90deg, transparent, var(--color-accent-faint), transparent),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 11%,
      var(--color-grid) 11%,
      var(--color-grid) calc(11% + var(--border-thin))
    );
}

.nodes-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  top: 8%;
  right: -12%;
  width: 52%;
  height: 86%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-accent-soft), transparent 68%);
  filter: blur(12px);
}

.nodes-hero-grid {
  min-height: calc(var(--nodes-hero-min) - var(--nodes-hero-pad-top) - var(--nodes-hero-pad-bottom));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(480px, 0.92fr);
  align-items: center;
  gap: var(--nodes-hero-gap);
}

.nodes-hero-copy {
  max-width: var(--nodes-copy-max);
}

.nodes-hero-copy .lead {
  margin-top: 25px;
}

.route-ledger {
  width: 100%;
  max-width: var(--nodes-ledger-max);
  justify-self: end;
  overflow: hidden;
  border: var(--border-thin) solid var(--color-border-bright);
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, var(--color-accent-faint), transparent 42%),
    var(--color-panel);
  box-shadow: var(--nodes-ledger-shadow);
}

.route-ledger-head {
  padding: var(--nodes-ledger-pad);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--nodes-medium-gap);
  border-bottom: var(--border-thin) solid var(--color-border);
  background: var(--color-panel-raised);
}

.route-ledger-kicker {
  margin: 0 0 7px;
  color: var(--color-subtle);
  font-family: var(--font-mono);
  font-size: var(--micro-size);
  letter-spacing: 0.08em;
}

.route-ledger-title {
  margin: 0;
  color: var(--color-text);
  font-size: 20px;
  font-weight: 620;
}

.route-ledger-body {
  padding-inline: var(--nodes-ledger-pad);
}

.ledger-line {
  min-height: var(--nodes-ledger-row-min);
  display: grid;
  grid-template-columns: var(--nodes-ledger-code-width) minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--nodes-small-gap);
  border-bottom: var(--border-thin) dashed var(--color-border);
  color: var(--color-muted);
  font-size: 13px;
}

.ledger-code,
.ledger-state {
  font-family: var(--font-mono);
  font-size: var(--micro-size);
}

.ledger-code {
  color: var(--color-text);
}

.ledger-state {
  color: var(--color-accent);
}

.route-ledger-result {
  margin: var(--nodes-ledger-pad);
  padding: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  border: var(--border-thin) solid var(--color-accent-dark);
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
}

.route-ledger-result p {
  margin: 0;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 640;
}

.route-ledger-result small {
  display: block;
  margin-top: 5px;
  color: var(--color-muted);
  font-size: 11px;
}

.nodes-toc-host {
  position: relative;
  z-index: 18;
  margin-top: 22px;
  margin-bottom: -22px;
}

.directory-note {
  margin-bottom: var(--nodes-medium-gap);
  padding: 18px 20px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: var(--nodes-directory-gap);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
}

.directory-note p {
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
}

.type-ledger {
  border-top: var(--border-thin) solid var(--color-border-bright);
}

.type-entry {
  padding-top: var(--nodes-type-pad);
  padding-bottom: var(--nodes-type-pad);
  display: grid;
  grid-template-columns: var(--nodes-type-index-width) minmax(0, 1fr) auto;
  align-items: start;
  gap: var(--nodes-large-gap);
  border-bottom: var(--border-thin) solid var(--color-border);
}

.type-index {
  position: relative;
  padding-left: 18px;
  display: grid;
  gap: 7px;
  font-family: var(--font-mono);
}

.type-index::before {
  content: "";
  position: absolute;
  top: 5px;
  bottom: 5px;
  left: 0;
  width: 3px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  box-shadow: var(--shadow-accent);
}

.type-index span {
  color: var(--color-accent);
  font-size: 17px;
  font-weight: 660;
}

.type-index small {
  color: var(--color-subtle);
  font-size: 9px;
  letter-spacing: 0.07em;
}

.type-copy h3 {
  margin-bottom: 12px;
}

.type-copy p {
  max-width: 820px;
  margin-bottom: 14px;
  color: var(--color-muted);
  line-height: var(--nodes-copy-line);
}

.type-copy p:last-child {
  margin-bottom: 0;
}

.use-case-list {
  border-top: var(--border-thin) solid var(--color-border-bright);
}

.use-case-row {
  padding-top: var(--nodes-case-pad);
  padding-bottom: var(--nodes-case-pad);
  display: grid;
  grid-template-columns: var(--nodes-case-label-width) minmax(0, 1fr);
  gap: var(--nodes-large-gap);
  border-bottom: var(--border-thin) solid var(--color-border);
}

.use-case-label {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.use-case-label .status-dot {
  margin-top: 8px;
}

.use-case-content {
  max-width: 900px;
}

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

.use-case-content p {
  color: var(--color-muted);
  line-height: var(--nodes-copy-line);
}

.use-case-content p:last-child {
  margin-bottom: 0;
}

.switching-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.66fr) minmax(0, 1.34fr);
  gap: var(--nodes-hero-gap);
}

.switching-heading {
  align-self: start;
}

.switch-protocol {
  border-top: var(--border-thin) solid var(--color-border-bright);
}

.switch-step {
  padding-top: 23px;
  padding-bottom: 23px;
  display: grid;
  grid-template-columns: var(--nodes-switch-label-width) minmax(0, 1fr);
  gap: var(--nodes-medium-gap);
  border-bottom: var(--border-thin) solid var(--color-border);
}

.switch-mark {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.switch-step h3 {
  margin-bottom: 9px;
  font-size: 21px;
}

.switch-step p {
  margin: 0;
  color: var(--color-muted);
  line-height: var(--nodes-copy-line);
}

.switching-callout {
  grid-column: 2;
  margin-top: 0;
  margin-bottom: 0;
}

.coverage-panel {
  padding: var(--nodes-panel-pad);
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: var(--nodes-hero-gap);
  border: var(--border-thin) solid var(--color-border-bright);
  border-radius: var(--radius-md);
  background:
    linear-gradient(120deg, var(--color-accent-soft), transparent 48%),
    var(--color-panel-raised);
  box-shadow: var(--shadow-panel);
}

.coverage-copy p:not(.eyebrow) {
  color: var(--color-muted);
  line-height: var(--nodes-copy-line);
}

.region-wall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: center;
  gap: var(--nodes-small-gap);
}

.region-wall span {
  min-height: var(--nodes-region-min);
  padding: 20px;
  display: flex;
  justify-content: flex-end;
  flex-direction: column;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(to top, var(--color-accent-soft), transparent),
    var(--color-panel);
  color: var(--color-text);
  font-size: 18px;
  font-weight: 620;
}

.region-wall small {
  margin-top: 8px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
}

.nodes-final-actions {
  margin-top: 24px;
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--nodes-large-gap);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
}

.nodes-final-actions h2 {
  margin-bottom: 8px;
  font-size: 28px;
}

.nodes-final-actions p:not(.promo-brand) {
  max-width: 720px;
  margin: 0;
  color: var(--color-muted);
}

@media (max-width: 1050px) {
  .nodes-hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .route-ledger {
    max-width: none;
    justify-self: stretch;
  }

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

  .switching-callout {
    grid-column: auto;
  }

  .coverage-panel {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --nodes-hero-min: auto;
    --nodes-hero-pad-top: 54px;
    --nodes-hero-pad-bottom: 62px;
    --nodes-hero-gap: 42px;
    --nodes-type-index-width: auto;
    --nodes-case-label-width: auto;
  }

  .nodes-hero::after {
    display: none;
  }

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

  .type-entry .badge {
    width: max-content;
  }

  .use-case-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .directory-note {
    grid-template-columns: minmax(0, 1fr);
  }

  .nodes-final-actions {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .route-ledger-head {
    align-items: stretch;
    flex-direction: column;
  }

  .ledger-line {
    grid-template-columns: 62px minmax(0, 1fr) auto;
  }

  .route-ledger-result {
    margin-inline: 16px;
  }

  .switch-step {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .region-wall {
    grid-template-columns: minmax(0, 1fr);
  }

  .region-wall span {
    min-height: 112px;
  }

  .nodes-final-actions {
    padding: 22px;
  }

  .nodes-final-actions .cluster {
    align-items: stretch;
    flex-direction: column;
  }

  .nodes-final-actions .button {
    width: 100%;
  }
}