.nodes-main {
  overflow-x: clip;
}

.nodes-hero {
  position: relative;
  padding-top: 72px;
  padding-bottom: 82px;
  overflow-x: clip;
  background:
    radial-gradient(circle at 14% 18%, color-mix(in srgb, var(--color-honey) 18%, var(--color-transparent)), var(--color-transparent) 34%),
    linear-gradient(180deg, var(--color-hero-top), var(--color-hero-bottom));
}

.nodes-hero::before {
  position: absolute;
  inset: 0;
  content: '';
  pointer-events: none;
  background-image:
    radial-gradient(circle, color-mix(in srgb, var(--color-primary) 10%, var(--color-transparent)) 1px, var(--color-transparent) 1px);
  background-size: 18px 18px;
  opacity: .18;
}

.nodes-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .88fr) minmax(480px, 1.12fr);
  gap: 68px;
  align-items: center;
}

.nodes-hero-copy {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
}

.nodes-hero-copy h1 {
  margin: 20px 0 0;
}

.nodes-hero-lede {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--color-text-muted);
  font-size: 18px;
}

.nodes-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 24px;
  padding: 0;
  list-style: none;
}

.nodes-trust li {
  position: relative;
  padding-left: 18px;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 750;
}

.nodes-trust li::before {
  position: absolute;
  top: .62em;
  left: 0;
  width: 8px;
  height: 8px;
  content: '';
  background: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-success) 15%, var(--color-transparent));
}

.region-board {
  position: relative;
  padding: 20px;
  overflow: hidden;
  color: var(--color-paper);
  background: linear-gradient(155deg, var(--color-primary), var(--color-primary-deep));
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 58px color-mix(in srgb, var(--color-primary-deep) 24%, var(--color-transparent));
}

.region-board::after {
  position: absolute;
  right: -14%;
  bottom: -32%;
  width: 58%;
  aspect-ratio: 1;
  content: '';
  background: var(--color-ochre);
  clip-path: polygon(50% 0, 100% 100%, 0 76%);
  opacity: .65;
}

.region-board-head,
.region-board-foot {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
}

.region-board-head {
  padding: 2px 4px 16px;
  color: color-mix(in srgb, var(--color-paper-muted) 82%, var(--color-transparent));
  border-bottom: 1px solid color-mix(in srgb, var(--color-paper) 16%, var(--color-transparent));
}

.region-board-core {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.route-axis {
  position: absolute;
  top: 50%;
  right: 12%;
  left: 12%;
  display: flex;
  align-items: center;
  transform: rotate(-8deg);
}

.route-axis-line {
  height: 1px;
  flex: 1;
  border-top: 1px dashed color-mix(in srgb, var(--color-honey-light) 62%, var(--color-transparent));
}

.route-axis-dot {
  width: 10px;
  height: 10px;
  flex-shrink: 0;
  background: var(--color-honey);
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-honey) 18%, var(--color-transparent));
}

.region-tile {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 126px;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  color: var(--color-text);
  background: var(--color-paper);
  border: 1px solid color-mix(in srgb, var(--color-paper) 70%, var(--color-transparent));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.region-tile-primary {
  border: 2px solid var(--color-honey);
}

.region-symbol {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  flex-shrink: 0;
  color: var(--color-paper);
  background: var(--color-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
}

.region-tile strong {
  display: block;
  color: var(--color-primary);
  font-size: 17px;
}

.region-tile p {
  margin: 7px 0 0;
  color: var(--color-text-muted);
  font-size: 12.5px;
  line-height: 1.55;
}

.region-board-foot {
  justify-content: flex-start;
  flex-wrap: wrap;
  padding: 15px 4px 2px;
  border-top: 1px solid color-mix(in srgb, var(--color-paper) 16%, var(--color-transparent));
}

.region-board-foot span {
  padding: 5px 10px;
  color: var(--color-primary-deep);
  background: var(--color-honey);
  border-radius: var(--radius-pill);
  font-weight: 750;
  letter-spacing: 0;
}

.region-jump {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.region-jump a {
  display: inline-flex;
  min-width: 72px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  color: var(--color-primary);
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 750;
  box-shadow: var(--shadow-card);
}

.region-jump a:hover {
  background: var(--color-paper-muted);
}

.network-table td {
  vertical-align: middle;
}

.network-table td:last-child {
  color: var(--color-text-muted);
  font-size: 14px;
}

.line-tag {
  display: inline-flex;
  min-height: 28px;
  max-width: 100%;
  align-items: center;
  padding: 4px 10px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 750;
  white-space: nowrap;
}

.line-tag-iepl {
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 11%, var(--color-transparent));
}

.line-tag-relay {
  color: var(--color-warning);
  background: color-mix(in srgb, var(--color-honey) 24%, var(--color-transparent));
}

.line-tag-direct {
  color: var(--color-success);
  background: color-mix(in srgb, var(--color-success) 13%, var(--color-transparent));
}

.line-types-section {
  background: var(--color-paper-muted);
}

.line-type-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.line-type-card {
  position: relative;
  padding: 30px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.line-type-card::after {
  position: absolute;
  right: 22px;
  bottom: 20px;
  width: 54px;
  height: 4px;
  content: '';
  background: var(--color-primary);
  border-radius: var(--radius-pill);
  opacity: .16;
}

.line-type-featured {
  border: 2px solid var(--color-honey);
  box-shadow: 0 18px 40px color-mix(in srgb, var(--color-honey-deep) 16%, var(--color-transparent));
}

.line-type-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 22px;
}

.line-type-code {
  color: var(--color-ochre);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
}

.line-type-card h3 {
  margin-bottom: 16px;
  font-size: 23px;
}

.line-type-card p {
  color: var(--color-text-muted);
}

.cost-note {
  display: grid;
  grid-template-columns: minmax(150px, .24fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  margin-top: 26px;
  padding: 26px 30px;
  color: var(--color-paper);
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.cost-note strong {
  color: var(--color-honey-light);
  font-family: var(--font-display);
  font-size: 20px;
}

.cost-note p {
  margin: 0;
  color: color-mix(in srgb, var(--color-paper-muted) 88%, var(--color-transparent));
}

.usage-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
}

.usage-card {
  position: relative;
  grid-column: span 2;
  padding: 28px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.usage-card:nth-child(4),
.usage-card:nth-child(5) {
  grid-column: span 3;
}

.usage-index {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 5px 11px;
  color: var(--color-primary-deep);
  background: var(--color-honey);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 800;
}

.usage-card h3 {
  margin: 18px 0 12px;
  font-size: 23px;
}

.usage-card p {
  margin: 0;
  color: var(--color-text-muted);
}

.coverage-section {
  background: var(--color-primary);
}

.coverage-layout {
  display: grid;
  grid-template-columns: minmax(0, .84fr) minmax(420px, 1.16fr);
  gap: 64px;
  align-items: center;
}

.coverage-copy h2 {
  color: var(--color-paper);
}

.coverage-copy p {
  color: color-mix(in srgb, var(--color-paper-muted) 84%, var(--color-transparent));
}

.coverage-wall {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.coverage-wall span {
  display: flex;
  min-height: 66px;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  color: var(--color-primary);
  background: var(--color-paper);
  border: 1px solid color-mix(in srgb, var(--color-paper) 70%, var(--color-transparent));
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  font-weight: 750;
}

.route-checklist {
  display: grid;
  gap: 14px;
  padding: 0;
  list-style: none;
  counter-reset: route-step;
}

.route-checklist li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  padding: 24px;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  counter-increment: route-step;
}

.route-checklist li::before {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--color-primary-deep);
  background: var(--color-honey);
  border-radius: var(--radius-md);
  content: counter(route-step);
  font-family: var(--font-mono);
  font-weight: 800;
}

.route-checklist h3 {
  margin-bottom: 8px;
  font-size: 21px;
}

.route-checklist p {
  margin: 0;
  color: var(--color-text-muted);
}

.selection-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  margin-top: 28px;
  padding: 30px;
  background: var(--color-paper-muted);
  border-radius: var(--radius-xl);
}

.selection-summary strong {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: 22px;
}

.selection-summary p {
  max-width: 760px;
  margin: 8px 0 0;
  color: var(--color-text-muted);
}

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

@media (max-width: 1120px) {
  .nodes-hero-grid,
  .coverage-layout {
    grid-template-columns: 1fr;
  }

  .nodes-hero-grid {
    gap: 44px;
  }

  .region-board {
    width: 100%;
  }

  .line-type-layout {
    grid-template-columns: 1fr;
  }

  .usage-card,
  .usage-card:nth-child(4),
  .usage-card:nth-child(5) {
    grid-column: span 3;
  }
}

@media (max-width: 820px) {
  .nodes-hero {
    padding-top: 52px;
    padding-bottom: 64px;
  }

  .region-board-core {
    grid-template-columns: 1fr;
  }

  .route-axis {
    display: none;
  }

  .usage-grid {
    grid-template-columns: 1fr;
  }

  .usage-card,
  .usage-card:nth-child(4),
  .usage-card:nth-child(5) {
    grid-column: auto;
  }

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

  .cost-note,
  .selection-summary {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .nodes-hero {
    padding-top: 38px;
    padding-bottom: 54px;
  }

  .nodes-hero-lede {
    font-size: 16px;
  }

  .nodes-trust {
    align-items: flex-start;
    flex-direction: column;
    gap: 11px;
  }

  .region-board {
    padding: 15px;
  }

  .region-board-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .region-tile {
    min-height: 0;
    padding: 17px;
  }

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

  .region-jump a {
    width: 100%;
  }

  .line-type-card,
  .usage-card {
    padding: 22px;
  }

  .cost-note,
  .selection-summary {
    padding: 22px;
  }

  .coverage-wall {
    grid-template-columns: 1fr;
  }

  .route-checklist li {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 13px;
    padding: 19px;
  }

  .route-checklist li::before {
    width: 40px;
    height: 40px;
  }

  .selection-summary-actions {
    width: 100%;
    flex-direction: column;
  }

  .selection-summary-actions .btn {
    width: 100%;
  }
}