/* Ocean-like dark blue brand palette for Material theme */
:root {
  --md-primary-fg-color: #0b2e4f;
  --md-primary-fg-color--light: #1f4e78;
  --md-primary-fg-color--dark: #071e33;
  --md-accent-fg-color: #4fc3f7;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: #061726;
  --md-default-fg-color: #d7e9f7;
  --md-typeset-a-color: #7cc8ff;
}

/* Use a subtle ocean gradient on the top bar to add depth without hurting readability. */
.md-header,
.md-tabs {
  background: linear-gradient(90deg, #071e33 0%, #0b2e4f 55%, #0f3f68 100%);
}

/* Improve left-sidebar orientation with stronger active-state contrast. */
.md-nav__link--active {
  color: #a8dcff;
  font-weight: 700;
}

/* Keep section separators visible in the dark palette for better layering. */
.md-nav__title {
  border-bottom: 1px solid rgba(124, 200, 255, 0.22);
}