.nodes-hero {
  padding-top: clamp(54px, 7vw, 96px);
  padding-bottom: clamp(64px, 8vw, 112px);
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border-soft);
}

.nodes-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(520px, 1.14fr);
  align-items: center;
  gap: clamp(42px, 7vw, 92px);
}

.nodes-hero-copy {
  min-width: 0;
}

.nodes-hero-copy h1 {
  max-width: 680px;
}

.nodes-hero-copy .lead {
  max-width: 650px;
}

.nodes-trust {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
}

.nodes-trust span {
  min-height: 28px;
  padding: 5px 12px;
  display: inline-flex;
  align-items: center;
  border-left: 1px solid var(--color-border);
}

.nodes-trust span:first-child {
  padding-left: 0;
  border-left: 0;
}

.route-index-panel {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.route-index-chrome {
  min-height: 43px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 7px;
  border-bottom: 1px solid var(--color-border-soft);
  background: var(--color-panel-deep);
}

.route-index-light {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-border);
}

.route-index-light.is-active {
  background: var(--color-accent);
}

.route-index-label {
  margin-left: 8px;
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.route-index-body {
  position: relative;
}

.route-index-axis {
  min-height: 42px;
  padding-inline: 20px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
  border-bottom: 1px solid var(--color-border-soft);
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.route-index-axis span {
  text-align: center;
}

.route-index-map {
  width: 100%;
  min-height: 310px;
  background: var(--color-panel);
}

.index-grid-line {
  stroke: var(--color-border-soft);
  stroke-width: 1;
  stroke-dasharray: 2 8;
  fill: none;
}

.index-route-shadow {
  stroke: var(--color-accent-dark);
  stroke-width: 12;
  stroke-linecap: round;
  fill: none;
  opacity: 0.12;
}

.index-route-line {
  stroke: var(--color-accent);
  stroke-width: 2;
  stroke-linecap: round;
  fill: none;
  stroke-dasharray: 7 5;
}

.index-node-ring {
  fill: var(--color-panel);
  stroke: var(--color-accent-dark);
  stroke-width: 1;
}

.index-node {
  fill: var(--color-accent);
}

.index-map-label {
  fill: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.route-index-footer {
  min-height: 48px;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  border-top: 1px solid var(--color-border-soft);
  background: var(--color-panel-deep);
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
}

.route-index-footer span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.route-index-footer i {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.route-index-footer span:nth-child(2) i {
  background: var(--color-success);
}

.route-index-footer span:nth-child(3) i {
  background: var(--color-text-faint);
}

.nodes-directory {
  background: var(--color-panel-deep);
}

.directory-note {
  margin-bottom: 18px;
  padding: 16px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-md);
  background: var(--color-panel);
}

.directory-note-mark {
  flex: 0 0 auto;
  color: var(--color-accent);
  font-family: var(--font-mono);
}

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

.directory-caption {
  max-width: 880px;
  margin: 18px 0 0;
  color: var(--color-text-faint);
  font-size: 12px;
}

.route-methods {
  position: relative;
}

.route-archive {
  display: grid;
  grid-template-columns: 136px minmax(0, 1fr);
  align-items: start;
  gap: 26px;
}

.archive-rail {
  min-width: 0;
  padding: 16px 12px;
  position: sticky;
  top: var(--toc-offset);
  display: grid;
  gap: 5px;
  border-left: 1px solid var(--color-accent-dark);
}

.archive-rail-title {
  margin-bottom: 9px;
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.archive-rail a {
  min-height: 35px;
  padding: 7px 9px;
  display: flex;
  align-items: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.archive-rail a:hover {
  background: var(--color-panel-raised);
  color: var(--color-text);
}

.archive-bands {
  min-width: 0;
  display: grid;
  gap: 16px;
}

.archive-band {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(150px, 0.28fr) minmax(0, 1fr);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.archive-band-wide {
  margin-right: 0;
}

.archive-band-narrow {
  margin-right: clamp(0px, 7vw, 88px);
}

.archive-code {
  min-width: 0;
  padding: 26px 22px;
  display: flex;
  justify-content: space-between;
  flex-direction: column;
  border-right: 1px solid var(--color-border-soft);
  background: var(--color-panel-deep);
}

.archive-code span {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.09em;
}

.archive-code svg {
  width: 72px;
  margin-top: 42px;
}

.archive-code path {
  stroke: var(--color-accent-dark);
  stroke-width: 1.5;
  fill: none;
}

.archive-copy {
  min-width: 0;
  padding: clamp(24px, 4vw, 42px);
}

.archive-copy h3 {
  font-size: clamp(24px, 3vw, 34px);
}

.archive-copy p {
  color: var(--color-text-muted);
}

.archive-scene {
  margin-top: 24px;
  padding-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 9px 18px;
  border-top: 1px solid var(--color-border-soft);
}

.archive-scene strong {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.archive-scene span {
  color: var(--color-text-muted);
  font-size: 13px;
}

.selection-lab {
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
  background: var(--color-panel-deep);
}

.selection-ledger {
  border-top: 1px solid var(--color-border);
}

.selection-row {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(150px, 0.28fr) minmax(0, 1fr);
  border-bottom: 1px solid var(--color-border);
}

.selection-index {
  min-width: 0;
  padding: 28px 22px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  border-right: 1px solid var(--color-border-soft);
  color: var(--color-text-faint);
}

.selection-index span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.selection-index svg {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  stroke: var(--color-accent);
  stroke-width: 1.4;
  fill: none;
}

.selection-copy {
  max-width: 880px;
  padding: 28px clamp(24px, 5vw, 54px);
}

.selection-copy h3 {
  font-size: clamp(22px, 2.6vw, 30px);
}

.selection-copy p {
  color: var(--color-text-muted);
}

.route-procedure {
  background: var(--color-bg);
}

.procedure-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.68fr) minmax(0, 1.32fr);
  align-items: start;
  gap: clamp(42px, 8vw, 108px);
}

.procedure-grid .section-heading {
  position: sticky;
  top: var(--toc-offset);
}

.procedure-list {
  min-width: 0;
  border-top: 1px solid var(--color-border);
}

.procedure-list article {
  min-width: 0;
  padding: 28px 0;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 18px;
  border-bottom: 1px solid var(--color-border);
}

.procedure-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-pill);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
}

.procedure-list h3 {
  margin-bottom: 8px;
  font-size: 22px;
}

.procedure-list p {
  color: var(--color-text-muted);
}

.route-procedure .callout {
  margin-top: 48px;
}

.nodes-summary {
  border-top: 1px solid var(--color-border-soft);
  background: var(--color-panel-deep);
}

.nodes-summary-panel {
  padding: clamp(28px, 5vw, 54px);
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(30px, 7vw, 86px);
  border: 1px solid var(--color-accent-dark);
  border-radius: var(--radius-lg);
  background: var(--color-panel-raised);
  box-shadow: var(--shadow-raised);
}

.nodes-summary-panel .mono {
  color: var(--color-accent);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.nodes-summary-panel h2 {
  margin-top: 12px;
  margin-bottom: 0;
  font-size: clamp(30px, 4vw, 46px);
}

.nodes-summary-copy p {
  color: var(--color-text-muted);
}

.nodes-summary-copy .button-row {
  margin-top: 24px;
}

@media (max-width: 1080px) {
  .nodes-hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .route-index-panel {
    width: min(760px, 100%);
  }

  .archive-band-narrow {
    margin-right: 0;
  }
}

@media (max-width: 820px) {
  .route-archive {
    grid-template-columns: minmax(0, 1fr);
  }

  .archive-rail {
    padding: 6px;
    position: static;
    display: flex;
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-panel-deep);
  }

  .archive-rail-title {
    min-height: 35px;
    margin: 0;
    padding: 7px 9px;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
  }

  .archive-rail a {
    flex: 0 0 auto;
  }

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

  .procedure-grid .section-heading {
    position: static;
  }
}

@media (max-width: 640px) {
  .nodes-hero {
    padding-top: 42px;
    padding-bottom: 64px;
  }

  .nodes-hero-grid {
    gap: 34px;
  }

  .nodes-trust {
    align-items: stretch;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--color-border);
  }

  .nodes-trust span,
  .nodes-trust span:first-child {
    min-width: 0;
    padding: 7px 8px;
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    border-left: 0;
  }

  .nodes-trust span:nth-child(even) {
    border-right: 0;
  }

  .route-index-map {
    min-height: 220px;
  }

  .route-index-footer {
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 9px 15px;
  }

  .archive-band,
  .selection-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .archive-code {
    min-height: 68px;
    padding: 16px 18px;
    align-items: center;
    flex-direction: row;
    border-right: 0;
    border-bottom: 1px solid var(--color-border-soft);
  }

  .archive-code svg {
    margin-top: 0;
  }

  .archive-copy {
    padding: 22px 18px;
  }

  .selection-index {
    padding: 16px 18px;
    align-items: center;
    border-right: 0;
    border-bottom: 1px solid var(--color-border-soft);
  }

  .selection-copy {
    padding: 22px 18px 28px;
  }

  .procedure-list article {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 13px;
  }

  .procedure-mark {
    width: 34px;
    height: 34px;
  }

  .nodes-summary-panel {
    padding: 24px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .route-index-panel,
  .archive-band,
  .selection-row {
    transform: none;
  }
}