.nodes-heading {
  max-width: 900px;
}
.nodes-heading h1 {
  margin-top: 24px;
  font-size: var(--display-size);
}
.nodes-summary {
  max-width: 760px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}
.nodes-summary strong {
  color: var(--text);
  font-weight: 600;
}
.nodes-fact-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-top: 24px;
  color: var(--ink-2);
  font-size: 14px;
}
.nodes-fact-strip span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.nodes-fact-strip span::before {
  content: "✓";
  color: var(--success-ink);
}
.nodes-page > .toc-tabs {
  margin-top: 40px;
}
.nodes-chapter {
  padding-top: 32px;
  padding-bottom: 48px;
}
.nodes-chapter + .nodes-chapter {
  border-top: 1px solid var(--border);
  padding-top: 64px;
}
.nodes-directory-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 24px;
}
.nodes-directory-note > div {
  min-width: 0;
  max-width: 850px;
}
.nodes-directory-note h3 {
  font-size: 20px;
  margin-bottom: 12px;
}
.nodes-directory-note p {
  color: var(--muted);
  line-height: 1.85;
}
.nodes-reading {
  max-width: 900px;
  margin: 28px auto 0;
  color: var(--ink-2);
  line-height: 1.9;
}
.nodes-reading > p + p {
  margin-top: 20px;
}
.nodes-reading a:not(.btn),
.nodes-use-body a,
.nodes-check-grid p a,
.nodes-chapter .callout a {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.nodes-type-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.nodes-type-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  line-height: 1.85;
}
.nodes-type-card > .blk {
  flex: none;
  min-width: 112px;
}
.nodes-type-card h3 {
  font-size: 23px;
}
.nodes-type-card p {
  color: var(--muted);
}
.nodes-type-card .nodes-type-tip {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--ink-2);
}
.nodes-use-list {
  display: grid;
  gap: 20px;
}
.nodes-use {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 3fr);
  align-items: start;
  gap: 40px;
}
.nodes-use-label {
  min-width: 0;
}
.nodes-use-label .tag {
  margin-bottom: 16px;
}
.nodes-use-label h3 {
  font-size: 25px;
}
.nodes-use-body {
  min-width: 0;
  color: var(--ink-2);
  line-height: 1.9;
}
.nodes-use-body p + p {
  margin-top: 16px;
}
.nodes-check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.nodes-check-grid .panel {
  align-content: start;
}
.nodes-check-grid p {
  color: var(--ink-2);
  line-height: 1.9;
}
.nodes-check-grid .btn {
  justify-self: start;
}
@media (max-width: 1080px) {
  .nodes-type-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .nodes-directory-note {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }
  .nodes-use {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    gap: 28px;
  }
}
@media (max-width: 768px) {
  .nodes-heading h1 {
    font-size: var(--display-size);
  }
  .nodes-summary {
    font-size: 16px;
    margin-top: 20px;
  }
  .nodes-chapter {
    padding-top: 20px;
    padding-bottom: 36px;
  }
  .nodes-chapter + .nodes-chapter {
    padding-top: 40px;
  }
  .nodes-use,
  .nodes-check-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .nodes-use {
    gap: 20px;
  }
  .nodes-use-label .tag {
    margin-bottom: 12px;
  }
}