.nodes-hero {
  position: relative;
  overflow: clip;
  padding-top: 88px;
  padding-bottom: 96px;
}

.nodes-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.94fr);
  align-items: center;
  gap: 78px;
}

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

.nodes-hero h1 {
  max-width: 9em;
  margin: 18px 0 24px;
}

.nodes-lead {
  max-width: 42em;
  margin-bottom: 26px;
  color: var(--color-text-muted);
  font-size: 18px;
  line-height: 1.8;
}

.nodes-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 26px;
}

.nodes-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.coverage-board {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 36px 28px;
}

.coverage-lines {
  position: absolute;
  inset: -28px 46px;
  background: repeating-linear-gradient(90deg, var(--color-accent-line) 0 2px, transparent 2px 10px);
  mask-image: linear-gradient(180deg, transparent, var(--color-text) 14%, var(--color-text) 86%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, var(--color-text) 14%, var(--color-text) 86%, transparent);
}

.coverage-card {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.coverage-card-main {
  z-index: 2;
  transform: translateX(-18px) scale(1.035);
  box-shadow: var(--shadow-core);
}

.coverage-card-muted {
  opacity: 0.58;
  transform: translateX(18px) scale(0.96);
}

.coverage-card strong,
.coverage-card small {
  display: block;
}

.coverage-card strong {
  font-family: var(--font-display);
  font-size: 16px;
}

.coverage-card small {
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.coverage-dot {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 6px var(--color-accent-soft);
}

.coverage-dot-warning {
  background: var(--color-warning);
}

.coverage-dot-success {
  background: var(--color-success);
}

.nodes-section-head {
  max-width: 780px;
  margin-bottom: 42px;
}

.nodes-section-head h2 {
  margin: 10px 0 18px;
}

.nodes-section-head p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 17px;
  line-height: 1.8;
}

.nodes-table {
  min-width: 760px;
}

.nodes-table .badge {
  min-width: 86px;
  justify-content: center;
}

.route-type-list {
  display: grid;
  gap: 18px;
}

.route-type-card {
  display: grid;
  grid-template-columns: 64px minmax(170px, 0.42fr) minmax(0, 1fr);
  align-items: start;
  gap: 26px;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.route-type-card:nth-child(odd) {
  margin-right: 30px;
}

.route-type-card:nth-child(even) {
  margin-left: 30px;
}

.route-type-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-core);
}

.route-type-switch {
  display: grid;
  justify-items: center;
  gap: 12px;
}

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

.route-type-title h3 {
  margin: 8px 0 0;
}

.route-type-copy {
  min-width: 0;
  color: var(--color-text-muted);
}

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

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.use-case-card {
  min-width: 0;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.use-case-card:last-child {
  grid-column: 1 / -1;
}

.use-case-index {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.use-case-card h3 {
  margin-bottom: 16px;
}

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

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

.selection-method {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
  align-items: start;
  gap: 70px;
}

.selection-method-intro {
  position: sticky;
  top: 32px;
}

.selection-method-intro h2 {
  margin: 10px 0 18px;
}

.selection-method-intro p:last-child {
  color: var(--color-text-muted);
}

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

.method-list li {
  position: relative;
  min-width: 0;
  padding: 25px 26px 25px 74px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
  counter-increment: route-method;
}

.method-list li::before {
  position: absolute;
  top: 24px;
  left: 24px;
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  content: counter(route-method);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
}

.method-list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.method-list p {
  margin: 0;
  color: var(--color-text-muted);
}

.nodes-note-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 76px;
}

.nodes-note {
  min-width: 0;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel-muted);
}

.nodes-note h3 {
  margin-bottom: 14px;
  font-size: 21px;
}

.nodes-note p {
  margin: 0;
  color: var(--color-text-muted);
}

.nodes-next {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
  margin-top: 72px;
  padding: 38px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xl);
  background: linear-gradient(130deg, var(--color-accent-soft), var(--color-panel));
  box-shadow: var(--shadow-card);
}

.nodes-next h2 {
  margin: 9px 0 12px;
  font-size: clamp(30px, 3.2vw, 40px);
}

.nodes-next p {
  max-width: 48em;
  margin: 0;
  color: var(--color-text-muted);
}

.nodes-next-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

@media (max-width: 1040px) {
  .nodes-hero-grid {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .nodes-hero h1 {
    max-width: 11em;
  }

  .coverage-board {
    width: 100%;
    max-width: 620px;
    margin-inline: auto;
  }

  .selection-method {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .selection-method-intro {
    position: static;
  }
}

@media (max-width: 820px) {
  .route-type-card {
    grid-template-columns: 52px minmax(0, 1fr);
  }

  .route-type-card:nth-child(odd),
  .route-type-card:nth-child(even) {
    margin-inline: 0;
  }

  .route-type-copy {
    grid-column: 1 / -1;
  }

  .use-case-grid,
  .nodes-note-grid {
    grid-template-columns: 1fr;
  }

  .use-case-card:last-child {
    grid-column: auto;
  }

  .nodes-next {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .nodes-hero {
    padding-top: 62px;
    padding-bottom: 72px;
  }

  .nodes-lead {
    font-size: 16px;
  }

  .coverage-card-main,
  .coverage-card-muted {
    transform: none;
  }

  .coverage-board {
    padding-inline: 10px;
  }
}

@media (max-width: 640px) {
  .nodes-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .nodes-actions .btn-primary,
  .nodes-actions .btn-secondary {
    width: 100%;
  }

  .coverage-card {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 17px;
  }

  .coverage-card .switch-control {
    grid-column: 2;
  }

  .route-type-card,
  .use-case-card,
  .nodes-note {
    padding: 22px;
  }

  .method-list li {
    padding: 22px 20px 22px 66px;
  }

  .method-list li::before {
    top: 21px;
    left: 20px;
  }

  .nodes-note-grid {
    margin-top: 54px;
  }

  .nodes-next {
    margin-top: 54px;
    padding: 24px;
  }

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

  .nodes-next-actions .btn-primary,
  .nodes-next-actions .btn-secondary {
    width: 100%;
  }
}