.nodes-hero {
  position: relative;
  padding-top: 72px;
  padding-bottom: 52px;
  overflow-x: clip;
}

.nodes-hero::before {
  position: absolute;
  top: -240px;
  right: -180px;
  width: 700px;
  height: 700px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
  pointer-events: none;
}

.nodes-hero::after {
  position: absolute;
  bottom: -280px;
  left: -220px;
  width: 620px;
  height: 620px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-teal-glow), transparent 70%);
  pointer-events: none;
}

.nodes-hero__layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, .98fr);
  align-items: center;
  gap: 54px;
}

.nodes-hero__copy {
  max-width: 680px;
}

.nodes-hero__eyebrow {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
  padding: 5px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-panel);
  box-shadow: var(--shadow-low);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 750;
}

.nodes-hero__lede {
  max-width: 660px;
  margin: 22px 0 0;
  color: var(--color-text-muted);
  font-size: 18px;
  line-height: 1.8;
}

.nodes-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 28px;
}

.nodes-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 25px;
}

.nodes-hero__visual {
  position: relative;
  padding: 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel-strong);
  box-shadow: var(--shadow-mid);
}

.nodes-hero__visual::before {
  position: absolute;
  inset: 18px;
  content: "";
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.nodes-hero__visual svg {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
}

.nodes-map__under {
  fill: none;
  stroke: var(--color-white);
  stroke-linecap: round;
  stroke-width: 9;
}

.nodes-map__line {
  fill: none;
  stroke-linecap: round;
  stroke-width: 3;
}

.nodes-map__line--direct {
  stroke: var(--color-direct);
}

.nodes-map__line--relay {
  stroke: var(--color-relay);
}

.nodes-map__line--dedicated {
  stroke: var(--color-dedicated);
}

.nodes-map__halo {
  fill: var(--color-accent-soft);
}

.nodes-map__hub,
.nodes-map__card {
  fill: var(--color-white);
  stroke: var(--color-border);
  stroke-width: 1;
}

.nodes-map__hub {
  filter: drop-shadow(0 12px 18px var(--color-accent-glow));
}

.nodes-map__card {
  filter: drop-shadow(0 7px 10px var(--color-shadow));
}

.nodes-map__bolt {
  fill: var(--color-accent);
}

.nodes-map__dot--direct {
  fill: var(--color-direct);
}

.nodes-map__dot--relay {
  fill: var(--color-relay);
}

.nodes-map__dot--dedicated {
  fill: var(--color-dedicated);
}

.nodes-map__text {
  fill: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 760;
}

.nodes-hero__legend {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-top: -12px;
  padding-bottom: 8px;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 750;
}

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

.nodes-hero__legend i,
.region-chip i {
  width: 8px;
  height: 8px;
  flex: 0 0 8px;
  border-radius: 50%;
}

.nodes-legend__direct,
.region-chip__direct {
  background: var(--color-direct);
}

.nodes-legend__relay,
.region-chip__relay {
  background: var(--color-relay);
}

.nodes-legend__dedicated,
.region-chip__dedicated {
  background: var(--color-dedicated);
}

.network-note {
  display: grid;
  grid-template-columns: minmax(220px, .4fr) minmax(0, 1fr);
  align-items: center;
  gap: 28px;
  margin-bottom: 22px;
  padding: 20px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel-strong);
}

.network-note div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.network-note strong {
  color: var(--color-text-muted);
  font-size: 13px;
  letter-spacing: .08em;
}

.network-note .mono {
  color: var(--color-accent-dark);
  font-size: 18px;
  font-weight: 800;
}

.network-note p {
  color: var(--color-text-muted);
}

.table-footnote {
  margin-top: 16px;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.75;
}

.nodes-types {
  background: var(--color-panel-strong);
}

.route-type-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.route-explain {
  position: relative;
  min-height: 100%;
  padding: 28px;
  overflow-x: clip;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-low);
  transition:
    transform var(--motion-fast) ease,
    box-shadow var(--motion-fast) ease;
}

.route-explain::after {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 150px;
  height: 150px;
  content: "";
  border-radius: 50%;
  pointer-events: none;
}

.route-explain--dedicated::after {
  background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
}

.route-explain--relay::after {
  background: radial-gradient(circle, var(--color-panel-strong), transparent 70%);
}

.route-explain--direct::after {
  background: radial-gradient(circle, var(--color-teal-glow), transparent 70%);
}

.route-explain:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-mid);
}

.route-explain__head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
}

.route-explain__dot {
  width: 10px;
  height: 10px;
  flex: 0 0 10px;
  border-radius: 50%;
}

.route-explain--dedicated .route-explain__dot {
  background: var(--color-dedicated);
  box-shadow: 0 0 0 5px var(--color-accent-soft);
}

.route-explain--relay .route-explain__dot {
  background: var(--color-relay);
}

.route-explain--direct .route-explain__dot {
  background: var(--color-direct);
}

.route-explain__label {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}

.route-explain h3 {
  position: relative;
  z-index: 1;
}

.route-explain p:not(.route-explain__label) {
  position: relative;
  z-index: 1;
  margin-top: 16px;
  color: var(--color-text-muted);
}

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

.use-case-card {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 28px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-low);
}

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

.use-case-card__mark {
  display: grid;
  width: 76px;
  height: 76px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  box-shadow: var(--shadow-low);
  color: var(--color-accent-dark);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 820;
}

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

.use-case-card p {
  margin-top: 12px;
  color: var(--color-text-muted);
}

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

.coverage-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
  align-items: center;
  gap: 64px;
}

.coverage-copy p:not(.section-kicker):not(.section-intro) {
  color: var(--color-text-muted);
}

.region-wall {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-panel-strong);
  box-shadow: var(--shadow-mid);
  transform: rotate(.5deg);
}

.region-chip {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-low);
  font-weight: 760;
}

.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.checklist-card {
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-low);
}

.checklist-card:nth-child(2) {
  background: var(--color-panel-strong);
}

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

.checklist-card ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--color-text-muted);
}

.checklist-card li {
  position: relative;
  padding-left: 22px;
}

.checklist-card li::before {
  position: absolute;
  top: .7em;
  left: 0;
  width: 8px;
  height: 8px;
  content: "";
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 4px var(--color-teal-glow);
}

.misconception-section {
  background: var(--color-panel-strong);
}

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

.misconception-grid article {
  padding: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  box-shadow: var(--shadow-low);
}

.misconception-grid h3 {
  font-size: 22px;
}

.misconception-grid p {
  margin-top: 13px;
  color: var(--color-text-muted);
}

.nodes-cta {
  padding-top: 72px;
  padding-bottom: 32px;
}

.nodes-cta__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
  padding: 42px;
  overflow-x: clip;
  border-radius: var(--radius-xl);
  background: var(--color-text);
  box-shadow: var(--shadow-mid);
  color: var(--color-white);
}

.nodes-cta__inner::after {
  position: absolute;
  top: -120px;
  right: 12%;
  width: 300px;
  height: 300px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
  pointer-events: none;
}

.nodes-cta__brand {
  position: relative;
  z-index: 1;
  margin-bottom: 8px;
  color: var(--color-accent-light);
  font-weight: 820;
}

.nodes-cta h2 {
  position: relative;
  z-index: 1;
  color: var(--color-white);
  font-size: clamp(30px, 3.8vw, 44px);
}

.nodes-cta p:not(.nodes-cta__brand) {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin-top: 12px;
  color: var(--color-panel-strong);
}

.nodes-cta__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 1040px) {
  .nodes-hero__layout {
    grid-template-columns: minmax(0, 1fr) minmax(360px, .86fr);
    gap: 32px;
  }

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

  .coverage-layout {
    gap: 36px;
  }
}

@media (max-width: 860px) {
  .nodes-hero {
    padding-top: 58px;
  }

  .nodes-hero__layout,
  .coverage-layout {
    grid-template-columns: 1fr;
  }

  .nodes-hero__copy {
    max-width: 760px;
  }

  .nodes-hero__visual {
    max-width: 680px;
  }

  .network-note {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .region-wall {
    transform: none;
  }

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

@media (max-width: 680px) {
  .nodes-hero {
    padding-top: 44px;
    padding-bottom: 24px;
  }

  .nodes-hero::before,
  .nodes-hero::after {
    display: none;
  }

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

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

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

  .nodes-hero__visual {
    padding: 8px;
    overflow-x: auto;
    border-radius: var(--radius-lg);
    -webkit-overflow-scrolling: touch;
  }

  .nodes-hero__visual::before {
    display: none;
  }

  .nodes-hero__visual svg {
    width: 560px;
    max-width: none;
  }

  .nodes-hero__legend {
    width: 560px;
    justify-content: flex-start;
    padding: 0 18px 12px;
  }

  .use-case-card {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 22px;
  }

  .use-case-card__mark {
    width: 58px;
    height: 58px;
    border-radius: var(--radius-md);
    font-size: 16px;
  }

  .checklist-grid,
  .misconception-grid {
    grid-template-columns: 1fr;
  }

  .region-wall {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .route-explain,
  .checklist-card,
  .misconception-grid article {
    padding: 22px;
  }

  .nodes-cta {
    padding-top: 48px;
  }

  .nodes-cta__inner {
    padding: 28px 22px;
  }

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

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

@media (max-width: 420px) {
  .nodes-hero__facts {
    align-items: stretch;
    flex-direction: column;
  }

  .nodes-hero__facts .fact-chip {
    width: 100%;
    justify-content: flex-start;
  }

  .network-note {
    padding: 18px;
  }
}

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