/* OAE Data Protocol brand colors from Carbon To Sea */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Newsreader:ital,wght@0,400;0,500;0,600;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Primary — abyssal for header/nav */
  --md-primary-fg-color: #4F656A;        /* abyssal */
  --md-primary-fg-color--light: #7C9298; /* midnight */
  --md-primary-fg-color--dark: #162326;  /* hadal */
  --md-primary-bg-color: #FFFFFF;
  --md-primary-bg-color--light: #F6F6F5; /* shell */

  /* Accent — coral for hover, selections */
  --md-accent-fg-color: #EE5919;         /* coral */
  --md-accent-fg-color--transparent: rgba(238, 89, 25, 0.1);

  /* Links — ocean teal */
  --md-typeset-a-color: #005967;         /* ocean */

  /* Typography — Inter for body, Newsreader for headings */
  --md-text-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --md-code-font: "JetBrains Mono", "Fira Code", monospace;
}

/* Headings use Newsreader serif display font */
.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  font-family: "Newsreader", Georgia, "Times New Roman", serif;
  font-weight: 500;
}

/* Hide site name from sidebar nav (already in header) */
.md-nav--primary > .md-nav__title {
  display: none;
}

/* Nav sidebar active item */
.md-nav__link--active {
  color: #005967 !important;             /* ocean */
}

/* Invert logo for white-on-dark header, slightly smaller */
.md-header .md-header__button.md-logo img {
  filter: brightness(0) invert(1);
  height: 1.4rem;
  width: auto;
}

/* Header title — normal weight */
.md-header__title .md-header__topic > .md-ellipsis {
  font-weight: 400;
}