/* markstay , restrained standards-doc theme over Material for MkDocs.
   Goal: reads like an RFC / specification, not a product landing page.
   Levers: de-saturated slate palette, documentation typography, less chrome. */

/* ---- Light scheme ------------------------------------------------------ */
[data-md-color-scheme="default"] {
  /* Slate header / primary, not the default saturated indigo. */
  --md-primary-fg-color:        #38444f;
  --md-primary-fg-color--light: #4a5862;
  --md-primary-fg-color--dark:  #2a333b;
  --md-primary-bg-color:        #ffffff;
  --md-primary-bg-color--light: rgba(255, 255, 255, 0.72);

  /* Restrained blue accent, supports navigation rather than dominating. */
  --md-accent-fg-color:         #3b6ea5;
  --md-accent-fg-color--transparent: rgba(59, 110, 165, 0.1);

  /* Warm-white page, near-black text. */
  --md-default-bg-color:        #fcfcfb;
  --md-default-fg-color:        rgba(22, 26, 30, 0.87);
  --md-default-fg-color--light: rgba(22, 26, 30, 0.60);
  --md-default-fg-color--lighter: rgba(22, 26, 30, 0.32);

  /* Links: a calm spec-blue, distinct from the slate chrome. */
  --md-typeset-a-color:         #2f6690;
}

/* ---- Dark scheme ------------------------------------------------------- */
[data-md-color-scheme="slate"] {
  /* Neutralise Material's blue-tinted slate toward a plain charcoal. */
  --md-hue: 215;
  --md-primary-fg-color:        #2b333b;
  --md-primary-fg-color--light: #3a444d;
  --md-primary-fg-color--dark:  #20262c;
  --md-primary-bg-color:        #e9ecef;

  --md-accent-fg-color:         #7eb0d6;
  --md-accent-fg-color--transparent: rgba(126, 176, 214, 0.1);

  --md-default-bg-color:        #1b1f24;
  --md-typeset-a-color:         #82b4dd;
}

/* ---- Chrome: less app, more document ----------------------------------- */
.md-header {
  box-shadow: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.10);
}
[data-md-color-scheme="slate"] .md-header {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
.md-tabs {
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
}
/* The § logo reads as a glyph, not an icon. */
.md-header__button.md-logo img {
  height: 1.4rem;
  width: auto;
}

/* ---- Typography: long-form spec reading -------------------------------- */
.md-typeset {
  line-height: 1.72;
  font-size: 0.82rem;
}
.md-typeset h1 {
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--md-default-fg-color);
}
.md-typeset h2 {
  font-weight: 650;
  letter-spacing: -0.005em;
  margin-top: 2.4em;
  padding-bottom: 0.3em;
  border-bottom: 1px solid var(--md-default-fg-color--lighter);
}
.md-typeset h3 {
  font-weight: 600;
}
/* A lead paragraph for page intros (applied via attr_list). */
.md-typeset .lead {
  font-size: 1.05em;
  color: var(--md-default-fg-color--light);
  line-height: 1.6;
}

/* ---- Tables: spec tables, lighter rules -------------------------------- */
.md-typeset table:not([class]) {
  border: 1px solid var(--md-default-fg-color--lighter);
  box-shadow: none;
}
.md-typeset table:not([class]) th {
  background: rgba(56, 68, 79, 0.05);
  font-weight: 650;
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: rgba(255, 255, 255, 0.04);
}

/* ---- Code: calmer inline code ------------------------------------------ */
.md-typeset code {
  border-radius: 3px;
}

/* ---- Admonitions: spec notes, not bright callouts ---------------------- */
/* Retint the default-blue `note` toward the slate chrome so the one callout
   on a page reads as a specification note rather than a saturated box. */
.md-typeset .admonition.note,
.md-typeset details.note {
  border-color: var(--md-primary-fg-color--light);
}
.md-typeset .note > .admonition-title,
.md-typeset .note > summary {
  background-color: rgba(56, 68, 79, 0.06);
}
[data-md-color-scheme="slate"] .md-typeset .note > .admonition-title,
[data-md-color-scheme="slate"] .md-typeset .note > summary {
  background-color: rgba(255, 255, 255, 0.04);
}
.md-typeset .note > .admonition-title::before,
.md-typeset .note > summary::before {
  background-color: var(--md-primary-fg-color--light);
}

/* ---- Footer: quieter ---------------------------------------------------- */
.md-footer {
  background-color: var(--md-primary-fg-color--dark);
}