/* ==========================================================================
   Dartmouth Ruzicka Font Family (headings)
   ========================================================================== */

@font-face {
  font-family: "Dartmouth Ruzicka";
  src: url("fonts/DartmouthRuzicka-Regular.ttf") format("truetype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Dartmouth Ruzicka";
  src: url("fonts/DartmouthRuzicka-RegularItalic.ttf") format("truetype");
  font-weight: normal;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Dartmouth Ruzicka";
  src: url("fonts/DartmouthRuzicka-Bold.ttf") format("truetype");
  font-weight: bold;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Dartmouth Ruzicka";
  src: url("fonts/DartmouthRuzicka-BoldItalic.ttf") format("truetype");
  font-weight: bold;
  font-style: italic;
  font-display: swap;
}

/* ==========================================================================
   National 2 Font Family (body text)
   ========================================================================== */

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-Thin.otf") format("opentype");
  font-weight: 100;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-ThinItalic.otf") format("opentype");
  font-weight: 100;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-Light.otf") format("opentype");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-LightItalic.otf") format("opentype");
  font-weight: 300;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-Regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-RegularItalic.otf") format("opentype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-Medium.otf") format("opentype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-MediumItalic.otf") format("opentype");
  font-weight: 500;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-Bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "National 2";
  src: url("fonts/National2-BoldItalic.otf") format("opentype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ==========================================================================
   Shared font assignments
   ========================================================================== */

:root > * {
  --md-text-font: "National 2";
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-typeset h5,
.md-typeset h6,
.md-header__title {
  font-family: "Dartmouth Ruzicka", serif;
  font-weight: 700;
}

/* ==========================================================================
   Dartmouth Light Scheme
   Inspired by the "default" MkDocs Material scheme, recolored with
   Dartmouth brand colors (see Dartmouth Office of Communications guide).
   ========================================================================== */

[data-md-color-scheme="dartmouth-light"] {
  /* --- Primary (header bar & top-level navigation) --- */
  --md-primary-fg-color: #00693e; /* Dartmouth Green */
  --md-primary-fg-color--light: #2a8c62;
  --md-primary-fg-color--dark: #12312b; /* Forest Green */
  --md-primary-bg-color: #ffffff; /* Snow White */
  --md-primary-bg-color--light: hsla(0, 0%, 100%, 0.7);

  /* --- Accent (links, interactive highlights) --- */
  --md-accent-fg-color: #267aba; /* River Blue */
  --md-accent-fg-color--transparent: hsla(210, 66%, 44%, 0.1);
  --md-accent-bg-color: #267aba;
  --md-accent-bg-color--light: hsla(210, 66%, 44%, 0.1);

  /* --- Default foreground (body text) --- */
  --md-default-fg-color: hsla(0, 0%, 0%, 0.87);
  --md-default-fg-color--light: hsla(0, 0%, 0%, 0.54);
  --md-default-fg-color--lighter: hsla(0, 0%, 0%, 0.32);
  --md-default-fg-color--lightest: hsla(0, 0%, 0%, 0.07);

  /* --- Default background (page canvas) --- */
  --md-default-bg-color: #ffffff; /* Snow White */
  --md-default-bg-color--light: hsla(0, 0%, 100%, 0.7);
  --md-default-bg-color--lighter: hsla(0, 0%, 100%, 0.3);
  --md-default-bg-color--lightest: hsla(0, 0%, 100%, 0.12);

  /* --- Code blocks --- */
  --md-code-fg-color: #12312b; /* Forest Green */
  --md-code-bg-color: #f7f7f7; /* Gray 1 */
  --md-code-hl-color: hsla(48, 89%, 69%, 0.5); /* Summer Yellow tint */

  /* --- Syntax highlighting (Dartmouth palette) --- */
  --md-code-hl-number-color: #9d162e; /* Bonfire Red */
  --md-code-hl-special-color: #d94415; /* Tuck Orange */
  --md-code-hl-function-color: #8a6996; /* Violet */
  --md-code-hl-string-color: #00693e; /* Dartmouth Green */
  --md-code-hl-keyword-color: #003c73; /* River Navy */
  --md-code-hl-constant-color: #643c20; /* Autumn Brown */
  --md-code-hl-name-color: var(--md-code-fg-color);
  --md-code-hl-operator-color: var(--md-default-fg-color--light);
  --md-code-hl-punctuation-color: var(--md-default-fg-color--light);
  --md-code-hl-comment-color: var(--md-default-fg-color--light);
  --md-code-hl-generic-color: var(--md-default-fg-color--light);
  --md-code-hl-variable-color: var(--md-default-fg-color--light);

  /* --- Typeset --- */
  --md-typeset-color: var(--md-default-fg-color);
  --md-typeset-a-color: var(--md-accent-fg-color);
  --md-typeset-mark-color: hsla(48, 89%, 69%, 0.5); /* Summer Yellow */
  --md-typeset-del-color: hsla(6, 90%, 60%, 0.15);
  --md-typeset-ins-color: hsla(150, 90%, 44%, 0.15);
  --md-typeset-kbd-color: hsla(0, 0%, 98%, 1);
  --md-typeset-kbd-accent-color: hsla(0, 0%, 100%, 1);
  --md-typeset-kbd-border-color: hsla(0, 0%, 72%, 1);
  --md-typeset-table-color: hsla(0, 0%, 0%, 0.12);
  --md-typeset-table-color--light: hsla(0, 0%, 0%, 0.035);

  /* --- Admonitions --- */
  --md-admonition-fg-color: var(--md-default-fg-color);
  --md-admonition-bg-color: var(--md-default-bg-color);

  /* --- Footer --- */
  --md-footer-fg-color: hsla(0, 0%, 100%, 1);
  --md-footer-fg-color--light: hsla(0, 0%, 100%, 0.7);
  --md-footer-fg-color--lighter: hsla(0, 0%, 100%, 0.3);
  --md-footer-bg-color: #12312b; /* Forest Green */
  --md-footer-bg-color--dark: #0d1e1c; /* Rich Forest Green */

  /* --- Shadows --- */
  --md-shadow-z1:
    0 0.2rem 0.5rem hsla(0, 0%, 0%, 0.05), 0 0 0.05rem hsla(0, 0%, 0%, 0.1);
  --md-shadow-z2:
    0 0.2rem 0.5rem hsla(0, 0%, 0%, 0.1), 0 0 0.05rem hsla(0, 0%, 0%, 0.25);
  --md-shadow-z3:
    0 0.2rem 0.5rem hsla(0, 0%, 0%, 0.2), 0 0 0.05rem hsla(0, 0%, 0%, 0.35);
}

/* Hide dark-only images in light mode */
[data-md-color-scheme="dartmouth-light"] img[src$="#only-dark"],
[data-md-color-scheme="dartmouth-light"] img[src$="#gh-dark-mode-only"] {
  display: none;
}

/* ==========================================================================
   Dartmouth Dark Scheme
   Inspired by the "slate" MkDocs Material scheme, recolored with
   Dartmouth brand colors on a Rich Forest Green canvas.
   ========================================================================== */

[data-md-color-scheme="dartmouth-dark"] {
  color-scheme: dark;

  /* --- Primary (header bar & top-level navigation) --- */
  --md-primary-fg-color: #00693e; /* Dartmouth Green */
  --md-primary-fg-color--light: #2a8c62;
  --md-primary-fg-color--dark: #12312b; /* Forest Green */
  --md-primary-bg-color: #ffffff; /* Snow White */
  --md-primary-bg-color--light: hsla(0, 0%, 100%, 0.7);

  /* --- Accent (links, interactive highlights) --- */
  --md-accent-fg-color: #a5d75f; /* Rich Spring Green */
  --md-accent-fg-color--transparent: hsla(90, 62%, 61%, 0.1);
  --md-accent-bg-color: #a5d75f;
  --md-accent-bg-color--light: hsla(90, 62%, 61%, 0.1);

  /* --- Default foreground (body text — light on dark) --- */
  --md-default-fg-color: hsla(170, 15%, 95%, 1);
  --md-default-fg-color--light: hsla(170, 15%, 90%, 0.62);
  --md-default-fg-color--lighter: hsla(170, 15%, 90%, 0.32);
  --md-default-fg-color--lightest: hsla(170, 15%, 90%, 0.12);

  /* --- Default background (page canvas — Rich Forest Green) --- */
  --md-default-bg-color: #0d1e1c; /* Rich Forest Green */
  --md-default-bg-color--light: hsla(169, 40%, 8%, 0.54);
  --md-default-bg-color--lighter: hsla(169, 40%, 8%, 0.26);
  --md-default-bg-color--lightest: hsla(169, 40%, 8%, 0.07);

  /* --- Code blocks --- */
  --md-code-fg-color: hsla(170, 18%, 86%, 1);
  --md-code-bg-color: hsla(170, 25%, 5%, 1);
  --md-code-hl-color: hsla(170, 54%, 22%, 0.15);

  /* --- Syntax highlighting (bright Dartmouth palette for dark bg) --- */
  --md-code-hl-number-color: #ffa00f; /* Bonfire Orange */
  --md-code-hl-special-color: #d94415; /* Tuck Orange */
  --md-code-hl-function-color: #8a6996; /* Violet */
  --md-code-hl-string-color: #c4dd88; /* Spring Green */
  --md-code-hl-keyword-color: #267aba; /* River Blue */
  --md-code-hl-constant-color: #f5dc69; /* Summer Yellow */
  --md-code-hl-name-color: var(--md-code-fg-color);
  --md-code-hl-operator-color: var(--md-default-fg-color--light);
  --md-code-hl-punctuation-color: var(--md-default-fg-color--light);
  --md-code-hl-comment-color: var(--md-default-fg-color--light);
  --md-code-hl-generic-color: var(--md-default-fg-color--light);
  --md-code-hl-variable-color: var(--md-default-fg-color--light);

  /* --- Typeset --- */
  --md-typeset-color: var(--md-default-fg-color);
  --md-typeset-a-color: var(--md-accent-fg-color);
  --md-typeset-mark-color: hsla(170, 54%, 22%, 0.6);
  --md-typeset-del-color: hsla(6, 90%, 60%, 0.3);
  --md-typeset-ins-color: hsla(150, 90%, 44%, 0.3);
  --md-typeset-kbd-color: hsla(170, 15%, 94%, 0.12);
  --md-typeset-kbd-accent-color: hsla(170, 15%, 94%, 0.2);
  --md-typeset-kbd-border-color: hsla(170, 15%, 14%, 1);
  --md-typeset-table-color: hsla(170, 75%, 95%, 0.12);
  --md-typeset-table-color--light: hsla(170, 75%, 95%, 0.035);

  /* --- Admonitions --- */
  --md-admonition-fg-color: var(--md-default-fg-color);
  --md-admonition-bg-color: var(--md-default-bg-color);

  /* --- Footer --- */
  --md-footer-fg-color: hsla(0, 0%, 100%, 1);
  --md-footer-fg-color--light: hsla(0, 0%, 100%, 0.7);
  --md-footer-fg-color--lighter: hsla(0, 0%, 100%, 0.3);
  --md-footer-bg-color: hsla(169, 40%, 5%, 0.87);
  --md-footer-bg-color--dark: hsla(169, 40%, 3%, 1);

  /* --- Shadows (stronger for dark backgrounds) --- */
  --md-shadow-z1:
    0 0.2rem 0.5rem hsla(0, 0%, 0%, 0.15), 0 0 0.05rem hsla(0, 0%, 0%, 0.3);
  --md-shadow-z2:
    0 0.2rem 0.5rem hsla(0, 0%, 0%, 0.25), 0 0 0.05rem hsla(0, 0%, 0%, 0.45);
  --md-shadow-z3:
    0 0.2rem 0.5rem hsla(0, 0%, 0%, 0.35), 0 0 0.05rem hsla(0, 0%, 0%, 0.55);
}

/* Hide light-only images in dark mode */
[data-md-color-scheme="dartmouth-dark"] img[src$="#only-light"],
[data-md-color-scheme="dartmouth-dark"] img[src$="#gh-light-mode-only"] {
  display: none;
}

/* ==========================================================================
   Logos in site footer
   ========================================================================== */

.md-footer-meta .footer-cwg-logo,
.md-footer-meta .footer-rr-logo {
  height: 2rem;
  vertical-align: middle;
  opacity: 0.9;
}

.md-footer-meta .footer-rr-logo {
  margin-left: 0.75rem;
}

/* ==========================================================================
   Admonition body text size
   The Material theme shrinks admonition content to 0.8rem; restore it to
   match regular body text. The title (.admonition-title) is left unchanged.
   ========================================================================== */

.md-typeset .admonition > :not(.admonition-title),
.md-typeset details > :not(summary) {
  font-size: 0.7rem;
}

/* ==========================================================================
   System stats table (generated by system_stats macro)
   ========================================================================== */

figure.system-stats {
  margin: 1.5em auto;
  max-width: fit-content;
}

figure.system-stats figcaption {
  text-align: center;
  font-size: 0.75rem;
  color: var(--md-default-fg-color--light);
  margin-top: 0.25em;
  padding-top: 0;
}

/* ==========================================================================
   Load-balance bar chart (distributed-computing.md)
   ========================================================================== */

.load-balance-chart {
  max-width: 100%;
  margin: 1rem 0;
}

.load-balance-chart .lb-heading {
  font-weight: 600;
  font-size: 0.85rem;
  margin: 1rem 0 0.35rem;
  color: var(--md-default-fg-color);
}

.load-balance-chart .lb-heading:first-child {
  margin-top: 0;
}

.lb-row {
  display: flex;
  align-items: center;
  margin: 0.3rem 0;
  height: 1.6rem;
}

.lb-label {
  width: 5.5rem;
  flex-shrink: 0;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--md-default-fg-color--light);
}

.lb-track {
  flex: 1;
  display: flex;
  height: 100%;
  border-radius: 3px;
  overflow: hidden;
}

.lb-bar {
  background: var(--md-primary-fg-color, #00693e);
  height: 100%;
  transition: width 0.3s ease;
}

.lb-idle {
  background: repeating-linear-gradient(
    45deg,
    var(--md-default-bg-color--lightest, #e2e2e2),
    var(--md-default-bg-color--lightest, #e2e2e2) 4px,
    var(--md-default-bg-color--lighter, #f7f7f7) 4px,
    var(--md-default-bg-color--lighter, #f7f7f7) 8px
  );
  height: 100%;
  opacity: 0.55;
}

/* Dark-mode adjustments */
[data-md-color-scheme="dartmouth-dark"] .lb-idle {
  opacity: 0.3;
}

/* ==========================================================================
   Schedule timeline chart (scheduling.md — backfill example)
   ========================================================================== */

.sched-chart {
  max-width: 100%;
  margin: 1rem 0;
  font-size: 0.78rem;
}

.sched-chart .sched-heading {
  font-weight: 600;
  font-size: 0.85rem;
  margin: 0.75rem 0 0.25rem;
  color: var(--md-default-fg-color);
}

.sched-chart .sched-heading:first-child {
  margin-top: 0;
}

/* Time axis row */
.sched-axis {
  display: flex;
  margin-left: 5.5rem; /* align with track */
  position: relative;
  height: 1.2rem;
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
  margin-bottom: 0.15rem;
}

.sched-axis span {
  position: absolute;
  transform: translateX(-50%);
  font-size: 0.7rem;
  color: var(--md-default-fg-color--light);
  bottom: 0.1rem;
}

/* Timeline row (reuses .lb-label width) */
.sched-row {
  display: flex;
  align-items: center;
  margin: 0.25rem 0;
  height: 1.6rem;
}

.sched-label {
  width: 5.5rem;
  flex-shrink: 0;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--md-default-fg-color--light);
}

.sched-track {
  flex: 1;
  display: flex;
  height: 100%;
  position: relative;
}

/* Segment base */
.sched-seg {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 500;
  color: #fff;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  padding: 0 0.3rem;
}

/* Running / active job */
.sched-seg--active {
  background: var(--md-primary-fg-color, #00693e);
  border-radius: 3px 0 0 3px;
}

/* Backfilled job */
.sched-seg--backfill {
  background: #267aba; /* River Blue */
  border-radius: 3px;
}

/* Waiting / queued large job */
.sched-seg--waiting {
  background: #9d162e; /* Bonfire Red */
  border-radius: 0 3px 3px 0;
}

/* Empty gap */
.sched-seg--gap {
  background: transparent;
}

/* Legend row */
.sched-legend {
  display: flex;
  gap: 1rem;
  margin: 0.5rem 0 0 5.5rem;
  font-size: 0.72rem;
  color: var(--md-default-fg-color--light);
  flex-wrap: wrap;
}

.sched-legend-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.sched-legend-swatch {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 2px;
  flex-shrink: 0;
}