.chapter,
.sources-note,
.story-flow,
.concept-grid,
.contrast-grid,
.decision-chain,
.tool-cards,
.health-grid {
  min-width: 0;
  max-width: 100%;
}

.chapter,
.sources-note {
  width: 100%;
}

.story-flow > div,
.concept-grid > div,
.contrast-grid > div,
.decision-chain > div {
  min-width: 0;
}

table {
  table-layout: fixed;
}

th,
td {
  min-width: 0;
  vertical-align: top;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.chapter td code {
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.terminology-chapter {
  border-color: #9bcfca;
}

.layer-map {
  display: grid;
  gap: 12px;
  margin: 28px 0;
}

.layer-row {
  min-width: 0;
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  border-radius: 15px;
  background: #eff6f6;
}

.layer-label {
  padding: 8px;
}

.layer-label strong,
.layer-label span,
.layer-nodes b,
.layer-nodes span,
.layer-nodes small {
  display: block;
}

.layer-label strong {
  color: var(--teal-dark);
}

.layer-label span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.layer-nodes {
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 8px;
}

.layer-nodes > div {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--card);
}

.layer-nodes b {
  font-size: 13px;
  overflow-wrap: anywhere;
}

.layer-nodes span {
  margin-top: 6px;
  color: var(--teal-dark);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.layer-nodes small {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.4;
}

@media (prefers-color-scheme: dark) {
  .terminology-chapter {
    border-color: #376d6c;
  }

  .layer-row {
    background: #102d31;
  }
}

@media (max-width: 560px) {
  .layer-row {
    grid-template-columns: 1fr;
    padding: 10px;
  }

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

  table {
    font-size: 11px;
  }

  th,
  td {
    padding: 9px 7px;
  }
}