.nodes-hero {
  position: relative;
  overflow-x: clip;
  border-bottom: 1px solid var(--color-border);
}

.nodes-hero::before {
  position: absolute;
  top: 74px;
  right: -120px;
  width: 420px;
  height: 420px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-pill);
  content: "";
  pointer-events: none;
}

.nodes-hero-grid {
  display: grid;
  min-height: 670px;
  grid-template-columns: minmax(0, 0.96fr) minmax(480px, 1.04fr);
  gap: 58px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
}

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

.nodes-hero-copy h1 {
  max-width: 680px;
  margin-top: 24px;
}

.nodes-hero-copy .lead {
  max-width: 680px;
  margin-top: 26px;
}

.nodes-route-index {
  position: relative;
  min-height: 500px;
}

.nodes-route-index::before {
  position: absolute;
  top: 62px;
  bottom: 52px;
  left: 66px;
  border-left: 2px dashed var(--color-accent);
  content: "";
}

.nodes-index-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  color: var(--color-text-muted);
}

.nodes-index-card span {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.nodes-index-card strong {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 22px;
}

.nodes-index-card-main {
  z-index: 4;
  top: 108px;
  right: 28px;
  left: 92px;
  min-height: 206px;
  border-color: var(--color-warn);
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-card);
  transform: translateY(-18px) rotate(-1deg);
}

.nodes-index-card-main strong {
  color: var(--color-white);
  font-size: 30px;
}

.nodes-index-card-main::after {
  position: absolute;
  right: 26px;
  bottom: 26px;
  width: 48px;
  height: 48px;
  border: 1px solid var(--color-white);
  border-radius: var(--radius-pill);
  content: "✓";
  font-family: var(--font-mono);
  font-size: 23px;
  line-height: 46px;
  text-align: center;
}

.nodes-index-code {
  align-self: flex-end;
}

.nodes-index-card-asia {
  top: 12px;
  left: 0;
  width: 218px;
  min-height: 136px;
  background: var(--color-panel-soft);
  transform: rotate(-3deg);
}

.nodes-index-card-america {
  right: 0;
  bottom: 42px;
  width: 226px;
  min-height: 138px;
  background: var(--color-panel-muted);
  transform: rotate(3deg);
}

.nodes-index-card-europe {
  bottom: 0;
  left: 28px;
  width: 250px;
  min-height: 140px;
  background: var(--color-panel);
  transform: rotate(-2deg);
}

.nodes-facts {
  padding-top: 34px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel-soft);
}

.nodes-fact-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
}

.nodes-fact-band > div {
  min-height: 158px;
  padding: 25px 28px;
}

.nodes-fact-band > div + div {
  border-left: 1px solid var(--color-border);
}

.nodes-fact-label {
  display: block;
  margin-bottom: 14px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
}

.nodes-fact-band strong {
  color: var(--color-accent-dark);
  font-family: var(--font-display);
  font-size: 28px;
}

.nodes-fact-band p {
  margin-top: 12px;
  margin-bottom: 0;
  font-size: 13px;
  line-height: 1.65;
}

.nodes-document {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 70px;
  align-items: stretch;
  padding-top: 88px;
  padding-bottom: 112px;
}

.nodes-index {
  position: relative;
}

.nodes-index-heading {
  position: sticky;
  top: var(--toc-top);
  padding-bottom: 18px;
}

.nodes-index-heading > span {
  display: block;
  margin-bottom: 13px;
  color: var(--color-accent-dark);
  font-size: 10px;
  font-weight: 700;
}

.nodes-index-heading > strong {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
}

.nodes-index-heading p {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.65;
}

.nodes-toc {
  position: sticky;
  top: 214px;
  display: grid;
  width: 100%;
  gap: 4px;
  padding: 7px;
  border-radius: var(--radius-md);
}

.nodes-toc a {
  width: 100%;
}

.nodes-content {
  min-width: 0;
}

.nodes-section {
  padding-top: 22px;
  padding-bottom: 96px;
  border-bottom: 1px solid var(--color-border);
}

.nodes-section + .nodes-section {
  padding-top: 96px;
}

.nodes-section:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.section-heading {
  max-width: 900px;
  margin-bottom: 38px;
}

.section-heading h2 {
  margin-top: 18px;
}

.section-heading .lead {
  margin-bottom: 0;
}

.nodes-after-table {
  max-width: 940px;
  margin-top: 25px;
  margin-bottom: 0;
}

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

.route-explainer {
  width: calc(100% - 34px);
  margin-left: 34px;
  padding: clamp(25px, 4vw, 42px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
}

.route-explainer-primary {
  width: 100%;
  margin-left: 0;
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.route-explainer-offset {
  width: calc(100% - 70px);
  margin-left: 70px;
  background: var(--color-panel-soft);
}

.route-explainer-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 28px;
}

.route-order {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
}

.route-explainer h3 {
  font-size: clamp(27px, 3vw, 38px);
}

.route-explainer p {
  max-width: 880px;
}

.route-fit {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  align-items: center;
}

.route-fit strong {
  margin-right: 4px;
  font-size: 13px;
}

.route-fit span {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 680;
}

.scenario-ledger {
  border-top: 1px solid var(--color-border-strong);
}

.scenario-row {
  display: grid;
  grid-template-columns: minmax(170px, 0.28fr) minmax(0, 0.72fr);
  gap: 42px;
  padding-top: 34px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--color-border);
}

.scenario-key span {
  display: block;
  margin-bottom: 14px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
}

.scenario-key h3 {
  font-size: 24px;
}

.scenario-copy p {
  margin-bottom: 14px;
}

.scenario-copy strong {
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.6;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.method-card {
  min-height: 310px;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
}

.method-card-shift {
  margin-top: 38px;
  background: var(--color-panel-soft);
}

.method-card-wide {
  min-height: 260px;
  grid-column: 1 / -1;
  margin-right: 52px;
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.method-label {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  margin-bottom: 38px;
  padding: 4px 10px;
  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: 10px;
  font-weight: 700;
}

.nodes-prose {
  max-width: 900px;
  margin-top: 54px;
}

.nodes-prose h3 {
  margin-top: 38px;
}

.region-board {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel-soft);
}

.region-board span {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  color: var(--color-text);
  font-size: 13px;
  font-weight: 700;
}

.coverage-notes {
  display: grid;
  margin-top: 22px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.coverage-notes article {
  min-height: 250px;
  padding: 25px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
}

.coverage-notes h3 {
  margin-top: 26px;
  font-size: 22px;
}

.coverage-notes p {
  margin-bottom: 0;
  font-size: 14px;
}

.coverage-actions {
  display: grid;
  margin-top: 44px;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  padding: 34px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xl);
  background: var(--color-accent);
  color: var(--color-white);
}

.coverage-actions h3,
.coverage-actions p {
  color: var(--color-white);
}

.coverage-actions p {
  max-width: 760px;
  margin-bottom: 0;
  opacity: 0.86;
}

.coverage-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-self: center;
}

.coverage-actions .button-secondary {
  border-color: var(--color-white);
}

.coverage-actions .button-accent {
  border-color: var(--color-warn);
  background: var(--color-warn);
}

.coverage-actions .button-accent:hover {
  background: var(--color-warn-dark);
}

@media (max-width: 1080px) {
  .nodes-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(400px, 0.86fr);
    gap: 30px;
  }

  .nodes-index-card-main {
    left: 48px;
  }

  .nodes-document {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 42px;
  }

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

  .coverage-notes article:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .nodes-hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 64px;
  }

  .nodes-route-index {
    min-height: 470px;
  }

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

  .nodes-fact-band > div + div {
    border-top: 1px solid var(--color-border);
    border-left: 0;
  }

  .nodes-document {
    display: block;
    padding-top: 56px;
  }

  .nodes-index {
    position: sticky;
    z-index: 25;
    top: var(--toc-top);
    margin-bottom: 44px;
  }

  .nodes-index-heading {
    display: none;
  }

  .nodes-toc {
    position: static;
    top: auto;
    display: flex;
    width: 100%;
    border-radius: var(--radius-md);
  }

  .nodes-toc a {
    width: auto;
  }

  .nodes-section {
    padding-bottom: 76px;
  }

  .nodes-section + .nodes-section {
    padding-top: 76px;
  }
}

@media (max-width: 700px) {
  .nodes-route-index {
    min-height: 420px;
  }

  .nodes-index-card {
    padding: 17px;
  }

  .nodes-index-card-main {
    top: 104px;
    right: 0;
    left: 20px;
    min-height: 176px;
  }

  .nodes-index-card-main strong {
    font-size: 24px;
  }

  .nodes-index-card-asia {
    width: 180px;
    min-height: 116px;
  }

  .nodes-index-card-america {
    width: 190px;
    min-height: 120px;
  }

  .nodes-index-card-europe {
    width: 208px;
    min-height: 120px;
  }

  .route-explainer,
  .route-explainer-offset {
    width: 100%;
    margin-left: 0;
  }

  .scenario-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .scenario-key h3 {
    margin-bottom: 0;
  }

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

  .method-card-shift {
    margin-top: 0;
  }

  .method-card-wide {
    grid-column: auto;
    margin-right: 0;
  }

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

  .coverage-notes article:last-child {
    grid-column: auto;
  }

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

  .coverage-buttons {
    align-items: stretch;
  }
}

@media (max-width: 480px) {
  .nodes-hero-grid {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .nodes-route-index {
    min-height: 390px;
  }

  .nodes-route-index::before {
    left: 34px;
  }

  .nodes-index-card-main {
    left: 10px;
  }

  .nodes-index-card-main::after {
    right: 17px;
    bottom: 17px;
    width: 42px;
    height: 42px;
    line-height: 40px;
  }

  .nodes-index-card-asia {
    width: 156px;
  }

  .nodes-index-card-america {
    width: 170px;
  }

  .nodes-index-card-europe {
    left: 0;
    width: 190px;
  }

  .nodes-fact-band > div {
    min-height: 0;
    padding: 22px;
  }

  .nodes-document {
    padding-top: 40px;
    padding-bottom: 88px;
  }

  .section-heading {
    margin-bottom: 28px;
  }

  .route-explainer,
  .method-card,
  .region-board,
  .coverage-actions {
    padding: 22px;
  }

  .route-explainer-head {
    margin-bottom: 22px;
  }

  .route-fit {
    align-items: flex-start;
  }

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

  .coverage-buttons .button {
    width: 100%;
  }
}