.nodes-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: var(--line);
  background: linear-gradient(135deg, var(--color-bg), var(--color-panel));
}

.nodes-hero::after {
  position: absolute;
  right: -12%;
  bottom: -52%;
  width: 48vw;
  height: 48vw;
  border: var(--line);
  border-radius: var(--radius-pill);
  content: "";
  opacity: .55;
  pointer-events: none;
}

.nodes-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 590px;
  grid-template-columns: minmax(0, 1fr) minmax(360px, .78fr);
  gap: clamp(48px, 7vw, 104px);
  align-items: center;
}

.nodes-hero-copy {
  max-width: 700px;
}

.nodes-hero-copy h1 {
  max-width: 11em;
  margin-top: 22px;
}

.nodes-hero-copy .lead {
  margin-top: 26px;
}

.nodes-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.nodes-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 24px;
}

.nodes-trust span {
  position: relative;
  padding-left: 16px;
  color: var(--color-muted);
  font-size: 13px;
}

.nodes-trust span::before {
  position: absolute;
  top: .68em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--color-gold);
  content: "";
}

.route-atlas {
  position: relative;
  width: min(100%, 520px);
  aspect-ratio: 1;
  justify-self: center;
}

.atlas-orbit {
  position: absolute;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-pill);
}

.atlas-orbit-wide {
  inset: 7%;
}

.atlas-orbit-narrow {
  inset: 24%;
  border-color: var(--color-gold);
  opacity: .7;
}

.atlas-core {
  position: absolute;
  inset: 35%;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  color: var(--color-accent);
  box-shadow: var(--shadow-card);
}

.atlas-core svg {
  width: 48%;
  height: 48%;
}

.atlas-node {
  position: absolute;
  width: 15px;
  height: 15px;
  border: 4px solid var(--color-bg);
  border-radius: var(--radius-pill);
  background: var(--color-gold);
  box-shadow: var(--shadow-card);
}

.node-asia {
  top: 15%;
  right: 25%;
}

.node-america {
  top: 44%;
  left: 5%;
}

.node-europe {
  right: 8%;
  bottom: 27%;
}

.node-other {
  bottom: 7%;
  left: 36%;
}

.atlas-label {
  position: absolute;
  display: inline-flex;
  min-height: 31px;
  align-items: center;
  padding: 0 12px;
  border: var(--line);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-card);
}

.label-asia {
  top: 5%;
  right: 4%;
}

.label-america {
  top: 38%;
  left: 0;
}

.label-europe {
  right: 0;
  bottom: 16%;
}

.label-other {
  bottom: 0;
  left: 16%;
}

.coverage-note {
  border-bottom: var(--line);
}

.coverage-note-grid {
  display: grid;
  grid-template-columns: minmax(250px, .65fr) minmax(0, 1.35fr);
  gap: clamp(36px, 7vw, 96px);
  align-items: start;
}

.coverage-note h2 {
  margin-top: 10px;
}

.coverage-code {
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
}

.coverage-copy {
  display: grid;
  gap: 18px;
  color: var(--color-muted);
  line-height: 1.9;
}

.nodes-heading {
  max-width: 820px;
  margin-bottom: 38px;
}

.nodes-heading h2 {
  margin-top: 16px;
}

.nodes-heading > p {
  margin-top: 18px;
  color: var(--color-muted);
  font-size: 17px;
  line-height: 1.85;
}

.route-type {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  padding: 5px 10px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.route-callout {
  margin-top: 24px;
}

.type-ledger {
  border-top: var(--line);
}

.type-row {
  display: grid;
  grid-template-columns: 110px minmax(180px, .55fr) minmax(0, 1.45fr);
  gap: 30px;
  padding-top: 40px;
  padding-bottom: 40px;
  border-bottom: var(--line);
}

.type-index {
  padding-top: 5px;
  color: var(--color-gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
}

.type-title h3 {
  font-size: 24px;
}

.type-title span {
  display: block;
  margin-top: 8px;
  color: var(--color-muted);
  font-size: 13px;
}

.type-detail {
  display: grid;
  gap: 16px;
  color: var(--color-muted);
  line-height: 1.9;
}

.choice-layout {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr);
  gap: clamp(48px, 8vw, 112px);
  align-items: start;
}

.choice-intro {
  position: sticky;
  top: 28px;
}

.choice-intro h2 {
  margin-top: 16px;
}

.choice-intro > p {
  margin-top: 20px;
  color: var(--color-muted);
  font-size: 17px;
  line-height: 1.85;
}

.choice-intro .callout {
  margin-top: 28px;
}

.choice-list {
  display: grid;
  border-top: var(--line);
}

.choice-item {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 18px;
  padding-top: 30px;
  padding-bottom: 30px;
  border-bottom: var(--line);
}

.choice-dot {
  width: 11px;
  height: 11px;
  margin-top: 10px;
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
}

.choice-item h3 {
  font-size: 22px;
}

.choice-item p {
  margin-top: 12px;
  color: var(--color-muted);
  line-height: 1.9;
}

.validation-grid {
  display: grid;
  grid-template-columns: minmax(250px, .6fr) minmax(0, 1.4fr);
  gap: clamp(48px, 8vw, 112px);
}

.validation-title h2 {
  margin-top: 16px;
}

.validation-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--line);
  border-left: var(--line);
}

.validation-content article {
  padding: 28px;
  border-right: var(--line);
  border-bottom: var(--line);
}

.validation-content h3 {
  font-size: 20px;
}

.validation-content p {
  margin-top: 12px;
  color: var(--color-muted);
  line-height: 1.85;
}

.nodes-summary {
  border-top: var(--line);
}

.summary-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: center;
  padding: clamp(30px, 5vw, 56px);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-medium);
  background: linear-gradient(120deg, var(--color-accent-soft), var(--color-bg));
}

.summary-panel h2 {
  margin-top: 10px;
  font-size: clamp(28px, 3.6vw, 44px);
}

.summary-panel p:not(.coverage-code) {
  max-width: 55em;
  margin-top: 14px;
  color: var(--color-muted);
}

.summary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 1050px) {
  .nodes-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(320px, .7fr);
    gap: 36px;
  }

  .type-row {
    grid-template-columns: 80px minmax(160px, .5fr) minmax(0, 1.5fr);
    gap: 22px;
  }

  .choice-layout,
  .validation-grid {
    gap: 48px;
  }
}

@media (max-width: 820px) {
  .nodes-hero-grid,
  .coverage-note-grid,
  .choice-layout,
  .validation-grid {
    grid-template-columns: 1fr;
  }

  .nodes-hero-grid {
    min-height: 0;
  }

  .route-atlas {
    width: min(100%, 430px);
  }

  .choice-intro {
    position: static;
  }

  .type-row {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  .type-detail {
    grid-column: 2;
  }

  .summary-panel {
    grid-template-columns: 1fr;
  }

  .summary-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .nodes-hero {
    padding-top: 54px;
  }

  .nodes-hero-actions .btn {
    flex: 1 1 140px;
  }

  .nodes-trust {
    gap: 9px 16px;
  }

  .route-atlas {
    width: min(100%, 340px);
  }

  .atlas-label {
    min-height: 28px;
    padding-inline: 9px;
    font-size: 11px;
  }

  .type-row {
    grid-template-columns: 1fr;
    gap: 12px;
    padding-top: 30px;
    padding-bottom: 30px;
  }

  .type-index,
  .type-detail {
    grid-column: auto;
  }

  .validation-content {
    grid-template-columns: 1fr;
  }

  .validation-content article {
    padding: 22px;
  }

  .summary-actions .btn {
    flex: 1 1 140px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .route-atlas,
  .atlas-node,
  .atlas-orbit {
    animation: none;
  }
}