.nodes-intro {
  position:relative;
  padding-top:64px;
  padding-bottom:56px;
  background:linear-gradient(180deg,var(--hero-top),var(--hero-bottom));
}
.nodes-intro-content {
  position:relative;
  z-index:1;
  text-align:center;
}
.nodes-intro h1 {
  margin:24px 0;
  font-size:clamp(42px,4.6vw,60px);
}
.nodes-lede {
  max-width:660px;
  margin:0 auto 24px;
  font-size:20px;
  color:var(--text-2);
}
.nodes-facts {
  justify-content:center;
}
.nodes-route {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  max-width:760px;
  margin:40px auto 20px;
}
.nodes-route > div {
  display:flex;
  flex:1;
  min-width:0;
  align-items:center;
  flex-direction:column;
  gap:8px;
}
.nodes-route strong {
  font-weight:var(--weight-bold);
}
.nodes-route > div > span:last-child {
  font-size:13px;
  color:var(--muted);
}
.nodes-route-mark {
  display:grid;
  place-items:center;
  width:56px;
  height:56px;
  border-radius:var(--r-cell);
  background:linear-gradient(145deg,rgb(var(--tile) / .25),rgb(var(--tile) / .65));
  color:var(--accent-dark);
  box-shadow:var(--edge-hi),var(--shadow-chip);
  font-size:32px;
}
.nodes-route-link {
  color:var(--accent);
  font-size:26px;
}
.nodes-diagram-note {
  max-width:760px;
  margin:0 auto;
  font-size:13px;
  color:var(--muted);
}
.nodes-reference {
  padding-top:16px;
}
.nodes-chapter {
  padding-top:56px;
  padding-bottom:16px;
}
.nodes-chapter > p,
.nodes-region > p {
  color:var(--text-2);
}
.nodes-region {
  margin-top:36px;
}
.nodes-region h3 {
  margin-bottom:12px;
}
.nodes-type-stack {
  display:grid;
  gap:24px;
}
.nodes-type-stack .panel p,
.nodes-use-list p {
  color:var(--text-2);
}
.nodes-type-stack .panel p:last-child,
.nodes-use-list p:last-child {
  margin-bottom:0;
}
.nodes-use-list {
  display:grid;
  gap:20px;
}
.nodes-use-list .panel {
  display:grid;
  grid-template-columns:minmax(0,240px) minmax(0,1fr);
  gap:24px;
  align-items:start;
}
.nodes-use-list h3 {
  margin-bottom:0;
  font-size:20px;
}
@media (max-width:768px) {
  .nodes-intro {
    padding-top:40px;
    padding-bottom:40px;
  }
  .nodes-intro h1 {
    font-size:clamp(28px,7vw,36px);
  }
  .nodes-lede {
    font-size:17px;
  }
  .nodes-route {
    gap:6px;
    padding:24px 16px;
    margin-top:32px;
  }
  .nodes-route strong {
    font-size:14px;
  }
  .nodes-route > div > span:last-child {
    font-size:12px;
  }
  .nodes-route-link {
    font-size:18px;
  }
  .nodes-route-mark {
    width:44px;
    height:44px;
    font-size:26px;
  }
  .nodes-chapter {
    padding-top:40px;
  }
  .nodes-use-list .panel {
    grid-template-columns:minmax(0,1fr);
    gap:16px;
  }
}