:root {
  --nodes-hero-copy: 560px;
  --nodes-map-height: 430px;
  --nodes-index-width: 260px;
  --nodes-icon-size: 52px;
}

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

.nodes-hero::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.2;
}

.nodes-hero-grid {
  position: relative;
  display: grid;
  min-height: 620px;
  grid-template-columns: minmax(0, var(--nodes-hero-copy)) minmax(0, 1fr);
  align-items: center;
  gap: 64px;
}

.nodes-hero-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
}

.nodes-hero-copy .eyebrow,
.nodes-section-head .eyebrow,
.route-rules-intro .eyebrow,
.nodes-summary .eyebrow {
  margin-bottom: 20px;
  box-shadow: var(--shadow-chip);
}

.nodes-hero-copy h1 {
  max-width: 10em;
}

.nodes-hero-lead {
  max-width: 38em;
  margin-bottom: 28px;
  color: var(--color-muted);
  font-size: 18px;
}

.nodes-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 24px 0 0;
  padding: 20px 0 0;
  border-top: 1px dashed var(--color-border);
  color: var(--color-muted);
  font-size: 13px;
  list-style: none;
}

.nodes-trust li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.nodes-trust li::before {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-radius: var(--radius-pill);
  content: "";
  background: var(--color-accent);
}

.route-passport {
  position: relative;
  min-width: 0;
  min-height: var(--nodes-map-height);
  padding: 24px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
  color: var(--color-accent);
  transform: rotate(1deg);
}

.route-passport::before,
.route-passport::after {
  position: absolute;
  pointer-events: none;
  content: "";
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
}

.route-passport::before {
  width: 240px;
  height: 240px;
  top: -126px;
  right: -84px;
}

.route-passport::after {
  width: 170px;
  height: 170px;
  right: -48px;
  bottom: -92px;
}

.passport-head,
.passport-foot {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.passport-head {
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--color-border);
}

.passport-head svg {
  width: 34px;
  height: 34px;
  color: var(--color-accent);
}

.passport-head svg path:last-child {
  color: var(--color-panel);
}

.passport-route {
  position: relative;
  min-height: 300px;
}

.passport-route > svg {
  position: absolute;
  inset: 10px 0 0;
  width: 100%;
  height: 270px;
  overflow: visible;
}

.passport-route circle {
  fill: var(--color-panel);
  stroke: var(--color-accent);
  stroke-width: 3;
}

.passport-contour {
  fill: none;
  stroke: var(--color-border);
  stroke-dasharray: 4 8;
  stroke-width: 2;
}

.passport-path {
  fill: none;
  stroke: var(--color-accent);
  stroke-linecap: round;
  stroke-width: 3;
}

.passport-city {
  position: absolute;
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  box-shadow: var(--shadow-chip);
  color: var(--color-text);
  font-size: 11px;
  white-space: nowrap;
}

.city-origin {
  top: 74%;
  left: 1%;
}

.city-mid {
  top: 55%;
  left: 20%;
}

.city-hub {
  top: 43%;
  left: 40%;
}

.city-west {
  top: 28%;
  left: 63%;
}

.city-end {
  top: 36%;
  right: 0;
}

.passport-foot {
  padding-top: 18px;
  border-top: 1px dashed var(--color-border);
  color: var(--color-accent-dark);
}

.nodes-section-head {
  display: flex;
  min-width: 0;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 36px;
}

.nodes-section-head > * {
  min-width: 0;
}

.nodes-section-head h2 {
  margin-bottom: 0;
}

.nodes-section-head > p {
  max-width: 42em;
  margin-bottom: 4px;
  color: var(--color-muted);
}

.region-jump {
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.region-jump a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  box-shadow: var(--shadow-chip);
  color: var(--color-muted);
}

.region-jump a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

.route-support {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--color-success);
  font-weight: 650;
}

.route-support::before {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  border-radius: var(--radius-pill);
  content: "";
  background: currentColor;
}

.route-taxonomy {
  background: var(--color-panel-alt);
}

.route-type-browser {
  display: grid;
  min-width: 0;
  grid-template-columns: var(--nodes-index-width) minmax(0, 1fr);
  align-items: start;
  gap: 24px;
}

.route-type-index {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-chip);
}

.route-type-index a {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 70px;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  color: var(--color-text);
}

.route-type-index a::before {
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 0;
  width: 3px;
  border-radius: var(--radius-pill);
  content: "";
  background: transparent;
}

.route-type-index a:hover,
.route-type-index a.is-current {
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.route-type-index a.is-current::before {
  background: var(--color-accent);
}

.route-index-dot {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
}

.route-type-index a.is-current .route-index-dot {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.route-type-index strong,
.route-type-index small {
  display: block;
}

.route-type-index strong {
  font-size: 14px;
}

.route-type-index small {
  margin-top: 2px;
  color: var(--color-muted);
  font-size: 11px;
}

.route-type-content {
  display: grid;
  min-width: 0;
  gap: 20px;
}

.route-type-content article {
  position: relative;
  min-width: 0;
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.route-type-content h3 {
  padding-right: 88px;
}

.route-type-content p {
  color: var(--color-muted);
}

.route-luggage-tag {
  position: absolute;
  top: 26px;
  right: 26px;
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 5px 12px;
  border: 1px solid var(--color-accent-line);
  border-radius: var(--radius-sm) var(--radius-md) var(--radius-md) var(--radius-sm);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
}

.route-fact {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px dashed var(--color-border);
  color: var(--color-accent-dark);
  font-size: 13px;
  font-weight: 620;
}

.use-case-list {
  display: grid;
  min-width: 0;
  gap: 16px;
}

.use-case {
  display: grid;
  min-width: 0;
  grid-template-columns: var(--nodes-icon-size) minmax(0, 1fr);
  gap: 22px;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-chip);
}

.use-case > * {
  min-width: 0;
}

.use-case-mark {
  display: inline-flex;
  width: var(--nodes-icon-size);
  height: var(--nodes-icon-size);
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.use-case-mark svg {
  width: 30px;
  height: 30px;
  stroke-width: 1.7;
}

.use-case h3 {
  font-size: 24px;
}

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

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

.route-rules {
  background: var(--color-panel-alt);
}

.route-rules-panel {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 64px;
  padding: clamp(30px, 6vw, 64px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel);
  box-shadow: var(--shadow-panel);
}

.route-rules-intro {
  min-width: 0;
}

.route-rules-intro p {
  color: var(--color-muted);
}

.route-checklist {
  display: grid;
  min-width: 0;
  gap: 0;
  margin: 0;
  padding: 0;
  counter-reset: route-check;
  list-style: none;
}

.route-checklist li {
  position: relative;
  min-width: 0;
  padding: 0 0 24px 44px;
  border-left: 1px dashed var(--color-border);
  counter-increment: route-check;
}

.route-checklist li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.route-checklist li::before {
  position: absolute;
  top: 0;
  left: -16px;
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-accent-line);
  border-radius: var(--radius-pill);
  content: counter(route-check);
  background: var(--color-panel);
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 650;
}

.route-checklist strong {
  display: block;
  margin-bottom: 5px;
}

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

.nodes-summary {
  display: grid;
  min-width: 0;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
  padding: clamp(30px, 6vw, 58px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel-alt);
  box-shadow: var(--shadow-panel);
}

.nodes-summary h2 {
  margin-bottom: 12px;
  font-size: clamp(30px, 4vw, 44px);
}

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

@media (max-width: 1100px) {
  .nodes-hero-grid {
    min-height: auto;
    grid-template-columns: minmax(0, 1fr);
    gap: 42px;
  }

  .route-passport {
    min-height: 400px;
  }

  .route-type-browser {
    grid-template-columns: minmax(0, 1fr);
  }

  .route-type-index {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .route-rules-panel {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .nodes-hero-grid {
    gap: 32px;
  }

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

  .route-passport {
    min-height: 350px;
    padding: 20px;
    transform: none;
  }

  .passport-route {
    min-height: 250px;
  }

  .passport-route > svg {
    height: 230px;
  }

  .city-origin {
    top: 69%;
  }

  .city-mid {
    top: 52%;
  }

  .city-hub {
    top: 39%;
  }

  .city-west {
    top: 24%;
  }

  .city-end {
    top: 34%;
  }

  .nodes-section-head {
    display: block;
  }

  .nodes-section-head > p {
    margin-top: 16px;
  }

  .route-type-index {
    display: flex;
    max-width: 100%;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .route-type-index a {
    min-width: 190px;
  }

  .route-type-content article {
    border-radius: var(--radius-lg);
  }

  .use-case {
    grid-template-columns: minmax(0, 1fr);
  }

  .nodes-summary {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 480px) {
  .route-passport {
    min-height: 310px;
    padding: 16px;
  }

  .passport-route {
    min-height: 218px;
  }

  .passport-route > svg {
    height: 200px;
  }

  .passport-city {
    padding-inline: 7px;
    font-size: 10px;
  }

  .city-origin {
    top: 68%;
  }

  .city-mid {
    top: 51%;
    left: 17%;
  }

  .city-hub {
    top: 38%;
    left: 37%;
  }

  .city-west {
    top: 24%;
    left: 58%;
  }

  .city-end {
    top: 34%;
  }

  .passport-foot {
    gap: 10px;
    font-size: 10px;
  }

  .route-type-content h3 {
    padding-right: 0;
    padding-top: 42px;
  }

  .route-luggage-tag {
    top: 22px;
    right: auto;
    left: 22px;
  }

  .use-case {
    padding: 22px;
  }

  .route-rules-panel,
  .nodes-summary {
    padding: 24px;
  }
}