.nodes-intro {
  padding-top: 56px;
  padding-bottom: 64px;
  background:
    radial-gradient(ellipse at 90% 95%, var(--apricot-soft), var(--clear) 52%),
    linear-gradient(180deg, var(--sky-top), var(--sky-end));
}
.nodes-intro__copy {
  max-width: 880px;
  margin-inline: auto;
  text-align: center;
}
.nodes-intro__copy > .badge {
  margin-bottom: 22px;
}
.nodes-intro__copy .lede {
  max-width: 760px;
  margin-inline: auto;
}
.nodes-intro__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}
.nodes-intro__actions .btn,
.nodes-region-links .btn {
  flex-shrink: 0;
  white-space: nowrap;
}
.nodes-intro__facts {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}
.nodes-guide {
  padding-top: 16px;
}
.nodes-chapter {
  padding-top: 48px;
  padding-bottom: 40px;
}
.nodes-chapter + .nodes-chapter {
  border-top: 1px solid var(--border);
}
.nodes-guide__intro {
  max-width: 900px;
  margin: 0 auto 28px;
  color: var(--text-muted);
  line-height: 1.9;
}
.nodes-region-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.nodes-reading {
  max-width: 900px;
  margin-inline: auto;
  line-height: 1.9;
}
.nodes-reading h3 {
  margin-top: 32px;
}
.nodes-reading p {
  color: var(--text-muted);
}
.nodes-reading a,
.nodes-scenario a {
  color: var(--accent-dark);
}
.nodes-type-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}
.nodes-type > .tag {
  margin-bottom: 16px;
}
.nodes-type > p {
  max-width: 960px;
  color: var(--text-muted);
  line-height: 1.9;
}
.nodes-type:nth-child(2) {
  background: var(--mint);
}
.nodes-type:nth-child(3) {
  background: var(--apricot);
}
.nodes-scenarios {
  display: grid;
  gap: 0;
  max-width: 1000px;
  margin-inline: auto;
}
.nodes-scenario {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: start;
  gap: 24px;
  padding-top: 28px;
  padding-bottom: 28px;
}
.nodes-scenario + .nodes-scenario {
  border-top: 1px solid var(--border);
}
.nodes-scenario__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: var(--r-lg);
  background: var(--white);
  color: var(--accent-dark);
  box-shadow: var(--shadow-chip), var(--ring-hi);
  font-size: var(--size-h3);
}
.nodes-scenario p {
  color: var(--text-muted);
  line-height: 1.9;
}
@media (max-width: 768px) {
  .nodes-intro {
    padding-top: 36px;
    padding-bottom: 44px;
  }
  .nodes-chapter {
    padding-top: 36px;
    padding-bottom: 32px;
  }
}
@media (max-width: 640px) {
  .nodes-scenario {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }
  .nodes-intro__actions {
    gap: 12px;
  }
}