.nodes-hero {
  padding-top: 72px;
  padding-bottom: 76px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-canvas);
}

.nodes-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr);
  align-items: center;
  gap: 64px;
}

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

.nodes-hero-copy h1 {
  max-width: 760px;
  margin-top: 18px;
}

.nodes-hero-copy .lead {
  max-width: 710px;
  margin-bottom: 26px;
}

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

.nodes-console-head {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .09em;
}

.nodes-console-live {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
}

.nodes-console-dot {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.nodes-console-body {
  display: grid;
  gap: 9px;
  padding: 16px;
}

.nodes-console-row {
  display: grid;
  min-width: 0;
  grid-template-columns: 68px minmax(72px, .55fr) minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  padding: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
  box-shadow: var(--shadow-cell);
}

.nodes-console-row.is-current {
  border-color: var(--color-accent);
}

.nodes-console-row > span,
.nodes-console-row > small {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .07em;
}

.nodes-console-row.is-current > span {
  color: var(--color-accent-dark);
  font-weight: 800;
}

.nodes-console-row strong {
  font-size: 14px;
}

.nodes-console-row small {
  min-width: 0;
  text-align: right;
}

.nodes-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 480px);
  align-items: end;
  gap: 42px;
  margin-bottom: 34px;
}

.nodes-section-heading h2 {
  max-width: 700px;
  margin-top: 8px;
  margin-bottom: 0;
}

.nodes-section-heading > p {
  margin-bottom: 4px;
  color: var(--color-text-muted);
}

.nodes-muted-section {
  border-block: 1px solid var(--color-border);
  background: var(--color-panel);
}

.route-type-list {
  display: grid;
  gap: 14px;
}

.route-type-card {
  display: grid;
  min-width: 0;
  grid-template-columns: 112px minmax(0, 1fr) 210px;
  align-items: start;
  gap: 28px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-canvas);
  box-shadow: var(--shadow-cell);
}

.route-type-card.is-emphasized {
  border-color: var(--color-accent);
}

.route-type-code {
  display: grid;
  min-height: 72px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel-strong);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
}

.is-emphasized .route-type-code {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

.route-type-copy {
  min-width: 0;
}

.route-type-copy h3 {
  margin-bottom: 10px;
}

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

.route-type-fit {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 8px 12px;
  background: var(--color-panel);
  color: var(--color-text-muted);
  font-size: 12px;
  line-height: 1.45;
  text-align: center;
}

.nodes-principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.nodes-principle {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel-strong);
}

.nodes-principle h3 {
  margin-top: 12px;
  font-size: 20px;
}

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

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

.use-case-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 760px);
  justify-content: space-between;
  gap: 42px;
  padding-top: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
}

.use-case-index {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}

.use-case-item h3 {
  margin-bottom: 12px;
}

.use-case-item p {
  color: var(--color-text-muted);
}

.nodes-reading {
  max-width: 920px;
}

.nodes-reading h2 {
  margin-top: 9px;
}

.nodes-reading > .lead {
  margin-bottom: 36px;
}

.selection-steps {
  display: grid;
  gap: 12px;
}

.selection-step {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 20px;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-canvas);
  box-shadow: var(--shadow-cell);
}

.selection-step-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel-strong);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
}

.selection-step h3 {
  font-size: 20px;
}

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

.region-wall {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.region-wall-card {
  display: flex;
  min-width: 0;
  min-height: 190px;
  flex-direction: column;
  padding: 23px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-cell);
}

.region-wall-card > span {
  margin-bottom: auto;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}

.region-wall-card strong {
  margin-top: 28px;
  font-family: var(--font-display);
  font-size: 22px;
}

.region-wall-card p {
  margin-top: 8px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.coverage-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.coverage-notes article {
  min-width: 0;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.coverage-notes h3 {
  font-size: 19px;
}

.coverage-notes p {
  color: var(--color-text-muted);
}

.nodes-access-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
  margin-top: 52px;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.nodes-access-panel h3 {
  margin-top: 8px;
  margin-bottom: 8px;
}

.nodes-access-panel p {
  max-width: 690px;
  color: var(--color-text-muted);
}

.nodes-access-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

@media (max-width: 980px) {
  .nodes-hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 42px;
  }

  .nodes-console {
    max-width: 720px;
  }

  .route-type-card {
    grid-template-columns: 94px minmax(0, 1fr);
  }

  .route-type-fit {
    grid-column: 2;
    justify-self: start;
  }

  .nodes-principle-grid,
  .coverage-notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 768px) {
  .nodes-hero {
    padding-top: 54px;
    padding-bottom: 58px;
  }

  .nodes-section-heading {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .route-type-card {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    padding: 22px;
  }

  .route-type-code {
    width: 108px;
    min-height: 48px;
  }

  .route-type-fit {
    grid-column: auto;
    justify-self: start;
  }

  .use-case-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

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

  .nodes-access-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .nodes-console-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .nodes-console-row {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 8px 12px;
  }

  .nodes-console-row small {
    grid-column: 2;
    text-align: left;
  }

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

  .selection-step {
    grid-template-columns: minmax(0, 1fr);
    padding: 20px;
  }

  .region-wall-card {
    min-height: 160px;
  }

  .nodes-access-panel {
    padding: 22px;
  }

  .nodes-access-actions {
    flex-direction: column;
  }

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