.nodes-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--border-strong) solid var(--color-accent-dark);
  background: var(--color-panel);
}

.nodes-hero::before,
.nodes-hero::after {
  position: absolute;
  border: var(--border-standard) dashed var(--color-border);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.nodes-hero::before {
  top: 48px;
  left: -124px;
  width: 280px;
  height: 280px;
}

.nodes-hero::after {
  right: -86px;
  bottom: -104px;
  width: 230px;
  height: 230px;
}

.nodes-hero-inner {
  min-height: 690px;
  padding-top: 74px;
  padding-bottom: 74px;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(520px, 1.14fr);
  align-items: center;
  gap: 58px;
}

.nodes-hero-copy {
  position: relative;
  z-index: 2;
}

.nodes-hero-copy h1 {
  max-width: 640px;
  font-size: clamp(52px, 5.6vw, 72px);
  letter-spacing: -0.02em;
}

.nodes-hero-lead {
  max-width: 620px;
  margin-bottom: 0;
  font-size: 18px;
  line-height: 1.85;
}

.nodes-hero-actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
}

.nodes-fact-list {
  margin: 25px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  list-style: none;
}

.nodes-fact-list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent-dark);
  font-size: 13px;
  font-weight: 750;
}

.route-poster {
  position: relative;
  z-index: 1;
  width: 100%;
  overflow: hidden;
  border: var(--border-strong) solid var(--color-accent-dark);
  border-radius: var(--radius-large);
  background: var(--color-white);
}

.route-poster-head,
.route-poster-foot {
  min-height: 46px;
  padding-inline: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--color-accent-dark);
  background: var(--color-panel-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.route-poster-head {
  border-bottom: var(--border-standard) solid var(--color-accent-dark);
}

.route-poster-foot {
  border-top: var(--border-standard) solid var(--color-accent-dark);
}

.route-poster-foot span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.route-poster-foot span::before {
  width: 7px;
  height: 7px;
  border: var(--border-standard) solid var(--color-accent-dark);
  border-radius: 50%;
  background: var(--color-warn);
  content: "";
}

.route-poster-svg {
  width: 100%;
  background: var(--color-panel);
}

.poster-land {
  fill: var(--color-panel-strong);
}

.poster-land-line {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 3;
  stroke-linejoin: round;
}

.poster-route-under {
  fill: none;
  stroke: var(--color-white);
  stroke-linecap: round;
  stroke-width: 12;
}

.poster-route {
  fill: none;
  stroke: var(--color-accent);
  stroke-dasharray: 13 12;
  stroke-linecap: round;
  stroke-width: 5;
  animation: nodes-route-flow 9s linear infinite;
}

.poster-route-alt {
  animation-direction: reverse;
}

.poster-node circle:first-child {
  fill: var(--color-white);
  stroke: var(--color-accent-dark);
  stroke-width: 4;
}

.poster-node circle:last-child {
  fill: var(--color-warn);
}

.poster-core path {
  fill: var(--color-accent-dark);
}

.poster-core circle {
  fill: var(--color-warn);
  stroke: var(--color-white);
  stroke-width: 5;
}

.poster-core text {
  fill: var(--color-accent-dark);
  font-family: var(--font-display);
  font-size: 46px;
  font-weight: 850;
  letter-spacing: -0.08em;
}

.nodes-table-note {
  margin-bottom: 28px;
}

.route-kind {
  padding: 4px 9px;
  display: inline-flex;
  border: var(--border-standard) solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-accent-dark);
  background: var(--color-panel);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.directory-footnote {
  max-width: 920px;
  margin: 24px 0 0;
  font-size: 14px;
}

.route-types-section {
  border-top: var(--border-standard) solid var(--color-border);
  border-bottom: var(--border-standard) solid var(--color-border);
  background: var(--color-panel);
}

.route-type-layout {
  position: relative;
  display: grid;
  gap: 24px;
}

.route-type-layout::before {
  position: absolute;
  top: 36px;
  bottom: 36px;
  left: 92px;
  border-left: var(--border-strong) dashed var(--color-accent);
  content: "";
}

.route-type-card {
  position: relative;
  padding: clamp(25px, 4vw, 42px);
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: 28px;
  border: var(--border-standard) solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-white);
}

.route-type-card:nth-child(even) {
  margin-left: 7%;
}

.route-type-card:nth-child(odd) {
  margin-right: 7%;
}

.route-type-primary {
  border-color: var(--color-accent-dark);
  border-width: var(--border-strong);
}

.route-type-index {
  position: relative;
  z-index: 1;
  width: 82px;
  height: 82px;
  display: grid;
  place-items: center;
  border: var(--border-strong) solid var(--color-accent-dark);
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 850;
  text-align: center;
}

.route-type-card h3 {
  margin-bottom: 18px;
}

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

.use-case-board {
  overflow: hidden;
  border: var(--border-strong) solid var(--color-accent-dark);
  border-radius: var(--radius-large);
  background: var(--color-white);
}

.use-case-row {
  padding: clamp(24px, 4vw, 42px);
  display: grid;
  grid-template-columns: minmax(190px, 0.35fr) minmax(0, 1fr);
  gap: 40px;
  border-bottom: var(--border-standard) solid var(--color-border);
}

.use-case-row:last-child {
  border-bottom: 0;
}

.use-case-row:nth-child(even) {
  background: var(--color-panel);
}

.use-case-label {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.use-case-label h3 {
  margin-bottom: 0;
  font-size: 23px;
}

.use-case-mark {
  width: 20px;
  height: 20px;
  margin-top: 4px;
  flex: 0 0 auto;
  border: var(--border-standard) solid var(--color-accent-dark);
  border-radius: 50%;
  background: var(--color-warn);
}

.use-case-copy {
  display: grid;
  gap: 14px;
}

.use-case-copy p {
  margin-bottom: 0;
}

.nodes-method-section {
  border-top: var(--border-standard) solid var(--color-border);
  border-bottom: var(--border-standard) solid var(--color-border);
  background: var(--color-panel-strong);
}

.nodes-method-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  align-items: start;
  gap: 60px;
}

.nodes-method-copy {
  position: sticky;
  top: 34px;
}

.nodes-method-copy p:last-child {
  margin-bottom: 0;
}

.selection-steps {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  list-style: none;
  counter-reset: selection;
}

.selection-steps li {
  position: relative;
  min-height: 114px;
  padding: 24px 24px 24px 86px;
  border: var(--border-standard) solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-white);
  counter-increment: selection;
}

.selection-steps li::before {
  position: absolute;
  top: 25px;
  left: 24px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: var(--border-standard) solid var(--color-accent-dark);
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 850;
  content: counter(selection);
}

.selection-steps h3 {
  margin-bottom: 7px;
  font-size: 21px;
}

.selection-steps p {
  margin-bottom: 0;
}

.coverage-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.75fr);
  align-items: center;
  gap: 52px;
}

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

.coverage-regions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.coverage-region {
  min-height: 92px;
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: var(--border-standard) solid var(--color-accent-dark);
  border-radius: var(--radius-medium);
  color: var(--color-accent-dark);
  background: var(--color-white);
  font-weight: 800;
  text-align: center;
}

.coverage-region span {
  color: var(--color-warn);
  font-size: 22px;
}

@keyframes nodes-route-flow {
  to {
    stroke-dashoffset: -100;
  }
}

@media (max-width: 1040px) {
  .nodes-hero-inner {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .route-poster {
    max-width: 720px;
  }

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

  .nodes-method-grid {
    gap: 38px;
  }
}

@media (max-width: 760px) {
  .nodes-hero-inner {
    padding-top: 52px;
    padding-bottom: 58px;
    gap: 42px;
  }

  .nodes-hero-copy h1 {
    font-size: clamp(34px, 10vw, 40px);
    letter-spacing: -0.01em;
  }

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

  .route-poster-head,
  .route-poster-foot {
    padding-inline: 14px;
    font-size: 9px;
  }

  .route-poster-foot {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .route-type-layout::before {
    left: 61px;
  }

  .route-type-card {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 18px;
  }

  .route-type-index {
    width: 60px;
    height: 60px;
    border-width: var(--border-standard);
    font-size: 9px;
  }

  .use-case-row,
  .nodes-method-grid,
  .coverage-panel {
    grid-template-columns: 1fr;
  }

  .use-case-row {
    gap: 20px;
  }

  .nodes-method-copy {
    position: static;
  }
}

@media (max-width: 520px) {
  .nodes-hero-actions {
    flex-direction: column;
  }

  .nodes-fact-list {
    display: grid;
  }

  .route-poster {
    border-width: var(--border-standard);
  }

  .route-type-layout::before {
    display: none;
  }

  .route-type-card {
    grid-template-columns: 1fr;
  }

  .route-type-index {
    width: 68px;
    height: 68px;
  }

  .selection-steps li {
    padding: 76px 20px 22px;
  }

  .selection-steps li::before {
    top: 20px;
    left: 20px;
  }

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

  .coverage-region {
    min-height: 68px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .poster-route {
    animation: none;
  }
}