.page-nodes main {
  overflow-x: clip;
  max-width: 100%;
}

.nodes-hero {
  position: relative;
  overflow-x: clip;
  max-width: 100%;
  padding-top: 64px;
  padding-bottom: 84px;
  border-bottom: 1px solid var(--color-border);
}

.nodes-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -240px;
  right: -120px;
  width: min(68vw, 820px);
  max-width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-accent-glow), var(--color-coral-faint) 52%, transparent 72%);
  filter: blur(34px);
}

.nodes-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: 4%;
  bottom: 8%;
  width: 180px;
  max-width: 32%;
  height: 120px;
  opacity: .45;
  background-image: radial-gradient(circle, var(--color-coral) 2px, transparent 2px);
  background-size: 18px 18px;
  mask-image: linear-gradient(135deg, transparent, var(--color-text));
  -webkit-mask-image: linear-gradient(135deg, transparent, var(--color-text));
}

.nodes-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr);
  gap: 72px;
  align-items: center;
}

.nodes-hero-copy h1 {
  max-width: 620px;
}

.nodes-hero-lede {
  max-width: 58ch;
  margin-bottom: 26px;
  font-size: 17px;
  line-height: 1.8;
}

.nodes-hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin-bottom: 28px;
}

.nodes-fact-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  padding: 0;
  list-style: none;
}

.nodes-fact-list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
  font-size: 13px;
  font-weight: 700;
}

.nodes-fact-mark {
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-coral));
  box-shadow: 0 0 0 5px var(--color-accent-soft);
}

.nodes-mode-board {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-glass-strong);
  box-shadow: inset 0 1px 0 var(--color-highlight), var(--shadow-raised);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nodes-mode-board::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-coral));
}

.nodes-board-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
  padding-top: 6px;
}

.nodes-board-head strong {
  display: block;
  margin-top: 4px;
  font-family: var(--font-display);
  font-size: 20px;
}

.nodes-board-kicker,
.nodes-summary-label {
  color: var(--color-accent);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
}

.nodes-mode-stack {
  display: grid;
  gap: 10px;
}

.nodes-mode-row {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 104px;
  padding: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-highlight);
}

.nodes-mode-priority {
  background: linear-gradient(100deg, var(--color-accent-soft), var(--color-panel) 62%, var(--color-coral-faint));
}

.nodes-mode-index {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  background: var(--color-panel-alt);
  font-weight: 700;
}

.nodes-mode-row h2 {
  margin-bottom: 3px;
  font-size: 19px;
}

.nodes-mode-row p {
  margin-bottom: 0;
  font-size: 12px;
}

.nodes-mode-state {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding-inline: 10px;
  border-radius: var(--radius-pill);
  color: var(--color-text);
  background: var(--color-panel-alt);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.nodes-board-note {
  margin: 18px 2px 0;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 12px;
  line-height: 1.7;
}

.nodes-content {
  padding-top: 32px;
}

.nodes-section {
  overflow: visible;
}

.nodes-section + .nodes-section {
  border-top: 1px solid var(--color-border);
}

.nodes-section .section-heading {
  max-width: 780px;
}

.route-capability {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  gap: 7px;
  color: var(--color-success);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.route-capability::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: currentColor;
}

.route-capability-partial {
  color: var(--color-warning);
}

.mode-explain-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
}

.mode-explain-card {
  min-height: 100%;
  padding: 30px;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-highlight);
  transform-style: preserve-3d;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mode-explain-card:hover {
  z-index: 1;
  transform: translateY(-2px);
  box-shadow: var(--shadow-raised);
}

.mode-explain-featured {
  grid-column: 1 / -1;
  background: linear-gradient(100deg, var(--color-accent-soft), var(--color-panel) 58%, var(--color-coral-faint));
}

.mode-explain-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.mode-letter {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--color-glass);
  box-shadow: inset 0 1px 0 var(--color-highlight), 0 14px 28px -20px var(--color-shadow-strong);
  font-weight: 800;
}

.mode-explain-card h3 {
  font-size: 25px;
}

.mode-explain-card p {
  font-size: 15px;
  line-height: 1.8;
}

.mode-explain-card p:last-child {
  margin-bottom: 0;
}

.usage-list {
  border-top: 1px solid var(--color-border);
}

.usage-item {
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 24px;
  padding-top: 34px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--color-border);
}

.usage-icon {
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: var(--color-glass);
  box-shadow: inset 0 1px 0 var(--color-highlight), 0 14px 28px -20px var(--color-shadow-strong);
}

.usage-icon svg {
  width: 28px;
  height: 28px;
}

.usage-icon path,
.usage-icon rect {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.usage-item h3 {
  font-size: 22px;
}

.usage-item p {
  max-width: 850px;
  line-height: 1.8;
}

.usage-item p:last-child {
  margin-bottom: 0;
}

.switch-steps {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
  counter-reset: switch-step;
}

.switch-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 20px;
  padding: 24px;
  counter-increment: switch-step;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-highlight);
}

.switch-steps li::before {
  content: counter(switch-step);
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: var(--radius-sm);
  color: var(--color-panel);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
}

.switch-steps h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.switch-steps p {
  margin-bottom: 0;
  line-height: 1.8;
}

.coverage-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.coverage-card {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-panel);
  box-shadow: inset 0 1px 0 var(--color-highlight), var(--shadow-panel);
}

.coverage-card::after {
  content: "";
  position: absolute;
  right: -32px;
  bottom: -38px;
  width: 108px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-coral-glow), transparent 68%);
}

.coverage-label {
  display: block;
  margin-bottom: 18px;
  color: var(--color-accent);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
}

.coverage-card h3 {
  font-size: 22px;
}

.coverage-card p {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
  font-size: 14px;
  line-height: 1.8;
}

.nodes-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  margin-top: 32px;
  background: linear-gradient(100deg, var(--color-accent-soft), var(--color-panel) 56%, var(--color-coral-faint));
}

.nodes-summary h3 {
  margin-top: 8px;
  font-size: 24px;
}

.nodes-summary p {
  max-width: 760px;
  margin-bottom: 0;
}

.nodes-summary-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 1100px) {
  .nodes-hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .nodes-mode-board {
    max-width: 760px;
  }

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

@media (max-width: 768px) {
  .nodes-hero {
    padding-top: 40px;
    padding-bottom: 64px;
  }

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

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

  .mode-explain-grid,
  .coverage-grid {
    grid-template-columns: 1fr;
  }

  .mode-explain-featured {
    grid-column: auto;
  }

  .usage-item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 16px;
  }

  .usage-icon {
    width: 48px;
    height: 48px;
  }
}

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

  .nodes-mode-board {
    padding: 16px;
  }

  .nodes-mode-row {
    grid-template-columns: 34px minmax(0, 1fr);
    min-height: 96px;
    padding: 14px;
  }

  .nodes-mode-index {
    width: 34px;
    height: 34px;
  }

  .nodes-mode-state {
    grid-column: 2;
    justify-self: start;
    white-space: normal;
  }

  .mode-explain-card,
  .coverage-card {
    padding: 22px;
  }

  .usage-item {
    grid-template-columns: 1fr;
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .switch-steps li {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 14px;
    padding: 18px;
  }

  .switch-steps li::before {
    width: 40px;
    height: 40px;
  }

  .nodes-summary {
    padding: 22px;
  }

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

  .nodes-summary-links .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mode-explain-card {
    transition: none;
  }

  .mode-explain-card:hover {
    transform: none;
  }
}