/* Shared Mermaid role palette. Variables inherit into Material's shadow roots. */
:root {
  --diagram-text: #172b4d;
  --diagram-description: #41536d;
  --diagram-surface: #ffffff;
  --diagram-group: #f4f7fb;
  --diagram-line: #64748b;
  --diagram-entry: #e1efff;
  --diagram-entry-border: #3775b9;
  --diagram-domain: #ddf3ec;
  --diagram-domain-border: #32816d;
  --diagram-security: #eee5fa;
  --diagram-security-border: #8460ab;
  --diagram-store: #ffeddb;
  --diagram-store-border: #b87532;
  --diagram-async: #fff4c7;
  --diagram-async-border: #9f8528;
  --diagram-external: #edf0f4;
  --diagram-external-border: #758196;
}
[data-md-color-scheme="slate"] {
  --diagram-text: #edf2fa;
  --diagram-description: #c5d0de;
  --diagram-surface: #1e2129;
  --diagram-group: #252b36;
  --diagram-line: #a2b0c6;
  --diagram-entry: #203f5e;
  --diagram-entry-border: #79abe0;
  --diagram-domain: #1e453e;
  --diagram-domain-border: #6bb9a3;
  --diagram-security: #443253;
  --diagram-security-border: #b998df;
  --diagram-store: #503b29;
  --diagram-store-border: #dba06c;
  --diagram-async: #4a4328;
  --diagram-async-border: #d2ba66;
  --diagram-external: #333c49;
  --diagram-external-border: #a1adbf;
}
.md-grid { max-width: 80rem; }
.md-typeset > p, .md-typeset > ul, .md-typeset > ol { max-width: 80ch; }
.md-typeset .mermaid {
  overflow-x: auto;
  padding: 1rem 0;
  margin: 0.75rem 0 1.25rem;
  text-align: center;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.5rem;
  background: var(--diagram-surface);
}
/* Scroll is a mobile fallback, never a substitute for a small desktop diagram. */
.md-typeset .diagram-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1rem 0 0.5rem;
  font-size: 0.65rem;
  color: var(--diagram-text);
}
.diagram-legend span {
  padding: 0.2rem 0.5rem;
  border: 1px solid;
  border-radius: 0.3rem;
}
.diagram-legend .entry { background: var(--diagram-entry); border-color: var(--diagram-entry-border); }
.diagram-legend .domain { background: var(--diagram-domain); border-color: var(--diagram-domain-border); }
.diagram-legend .security { background: var(--diagram-security); border-color: var(--diagram-security-border); }
.diagram-legend .store { background: var(--diagram-store); border-color: var(--diagram-store-border); }
.diagram-legend .async { background: var(--diagram-async); border-color: var(--diagram-async-border); }
.diagram-legend .external { background: var(--diagram-external); border-color: var(--diagram-external-border); }
.md-typeset table:not([class]) th { white-space: normal; }
.md-typeset code { overflow-wrap: anywhere; }

/* Compact Builder dependencies; scoped to the logical architecture cards. */
.md-typeset .builder-dependencies {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}
.md-typeset .builder-dependency {
  padding: 0.8rem 1rem;
  border-radius: 0.3rem;
  color: var(--diagram-text);
}
.md-typeset .builder-dependency h4 {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
}
.md-typeset .builder-dependency p {
  margin: 0;
  color: var(--diagram-description);
  font-size: 0.75rem;
  line-height: 1.6;
}
.builder-dependency.domain { background: var(--diagram-domain); }
.builder-dependency.external { background: var(--diagram-external); }
.builder-dependency.security { background: var(--diagram-security); }
.builder-dependency.store { background: var(--diagram-store); }
@media (max-width: 600px) {
  .md-typeset .builder-dependencies { grid-template-columns: 1fr; }
}