/* Header background customization to #11171D */
.md-header {
  background-color: #11171D !important;
  color: #ffffff !important;
}

/* Ensure navigation active/focus items have distinct highlight color in light mode */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: #3f51b5;
  --md-accent-fg-color: #7e57c2;
  --md-typeset-a-color: #3f51b5;
}

[data-md-color-scheme="default"] .md-nav__link--active,
[data-md-color-scheme="default"] .md-nav__link:focus,
[data-md-color-scheme="default"] .md-nav__link:hover {
  color: var(--md-accent-fg-color, #7e57c2) !important;
}

/* Header logo sizing */
.md-header__button.md-logo img {
  height: 28px;
  width: auto;
}

/* Keep header title container as a spacer between brand and tools */
.md-header__title {
  flex-grow: 1 !important;
  visibility: hidden !important;
}

/* Expand Git repository panel width so text is not trimmed */
.md-header__source {
  margin-left: 0.8rem;
  max-width: none !important;
}

.md-source {
  max-width: none !important;
  width: auto !important;
}

.md-source__repository {
  max-width: none !important;
  overflow: visible !important;
  text-overflow: clip !important;
  white-space: nowrap !important;
}

/* Home hero branding light/dark switching */
[data-md-color-scheme="default"] .hero-dark-only {
  display: none !important;
}

[data-md-color-scheme="slate"] .hero-light-only {
  display: none !important;
}

/* Horizontally spread footer */
.md-footer-meta__inner {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  width: 100% !important;
}

.ophelia-custom-copyright {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  justify-content: space-between !important;
  width: 100% !important;
  gap: 1.5rem !important;
  padding: 0.6rem 0 !important;
}

/* Footer branding: slightly larger */
.ophelia-footer-branding {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.ophelia-footer-branding img {
  height: 28px;
  width: auto;
  opacity: 0.95;
}

.ophelia-footer-branding img:hover {
  opacity: 1;
}

/* Footer notice: smaller, subtle */
.ophelia-footer-notice {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.68rem;
  letter-spacing: 0.01em;
  color: var(--md-footer-fg-color--lighter, #788094);
}

.ophelia-footer-notice a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.ophelia-footer-notice a:hover {
  color: var(--md-typeset-a-color, #7e57c2);
}

.footer-separator {
  margin: 0 0.15rem;
  opacity: 0.4;
}

@media screen and (max-width: 45em) {
  .ophelia-custom-copyright {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.6rem !important;
  }
}

/* Mermaid flowchart styling: node padding & cluster header */
.mermaid .node rect,
.mermaid .node circle,
.mermaid .node polygon {
  rx: 6px !important;
  ry: 6px !important;
}

.mermaid .node .label {
  line-height: 1.4 !important;
}

.mermaid .cluster rect {
  rx: 8px !important;
  ry: 8px !important;
  stroke-width: 1.5px !important;
}

/* Subgraph container themed borders and subtle backdrop */
#DBR > rect,
.mermaid .cluster#DBR rect {
  stroke: #FF3621 !important;
  stroke-width: 1.5px !important;
}

[data-md-color-scheme="default"] #DBR > rect,
[data-md-color-scheme="default"] .mermaid .cluster#DBR rect {
  fill: rgba(255, 54, 33, 0.03) !important;
}

[data-md-color-scheme="slate"] #DBR > rect,
[data-md-color-scheme="slate"] .mermaid .cluster#DBR rect {
  fill: rgba(255, 54, 33, 0.05) !important;
}

#BIANOR > rect,
.mermaid .cluster#BIANOR rect {
  stroke: #6366f1 !important;
  stroke-width: 1.5px !important;
}

[data-md-color-scheme="default"] #BIANOR > rect,
[data-md-color-scheme="default"] .mermaid .cluster#BIANOR rect {
  fill: rgba(99, 102, 241, 0.03) !important;
}

[data-md-color-scheme="slate"] #BIANOR > rect,
[data-md-color-scheme="slate"] .mermaid .cluster#BIANOR rect {
  fill: rgba(99, 102, 241, 0.05) !important;
}