/* ==========================================================================
   Pricer Documentation Hub — Variant 3: Dense Sidebar
   Three-column layout: left nav | main content | right TOC
   Dark mode parity, Mermaid fullscreen overlay, scalable repo list
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Color tokens
   -------------------------------------------------------------------------- */

[data-md-color-scheme="default"] {
  /* Surfaces */
  --pricer-bg: #ffffff;
  --pricer-surface: #ffffff;
  --pricer-surface-2: #fafbfb;
  --pricer-surface-3: #f5f7f7;

  /* Text */
  --pricer-ink: #1a1a2e;
  --pricer-ink-muted: #5a5a7a;
  --pricer-ink-soft: #8a8aa3;

  /* Brand */
  --pricer-teal: #0f6c6c;
  --pricer-teal-light: #1a8a8a;
  --pricer-teal-bg: #eef5f5;
  --pricer-teal-bg-2: #d8e9e9;

  /* Borders */
  --pricer-border: #e3e8e8;
  --pricer-border-strong: #d0d8d8;

  /* Status pills */
  --pricer-pill-recent-bg: #e8f5e9;
  --pricer-pill-recent-fg: #2e7d32;
  --pricer-pill-week-bg: #fff3e0;
  --pricer-pill-week-fg: #ef6c00;
  --pricer-pill-stale-bg: #f5f5f5;
  --pricer-pill-stale-fg: #757575;

  /* MkDocs color overrides */
  --md-default-bg-color: var(--pricer-bg);
  --md-default-fg-color: var(--pricer-ink);
  --md-default-fg-color--light: var(--pricer-ink-muted);
  --md-default-fg-color--lighter: var(--pricer-ink-soft);
  --md-default-fg-color--lightest: #b8b8cc;

  --md-primary-fg-color: var(--pricer-teal);
  --md-primary-fg-color--light: var(--pricer-teal-light);
  --md-primary-fg-color--dark: #0a5252;
  --md-primary-bg-color: #fff;

  --md-accent-fg-color: var(--pricer-teal-light);
  --md-accent-fg-color--transparent: rgba(26, 138, 138, 0.12);

  --md-typeset-color: var(--pricer-ink);
  --md-typeset-a-color: var(--pricer-teal);

  --md-header-bg-color: var(--pricer-bg);
  --md-header-fg-color: var(--pricer-ink);

  --md-code-bg-color: var(--pricer-surface-3);
  --md-code-fg-color: var(--pricer-ink);

  --md-footer-bg-color: var(--pricer-surface-2);
  --md-footer-fg-color: var(--pricer-ink-muted);
}

[data-md-color-scheme="slate"] {
  --pricer-bg: #0f1117;
  --pricer-surface: #161922;
  --pricer-surface-2: #1c2030;
  --pricer-surface-3: #232838;

  --pricer-ink: #e6e8ee;
  --pricer-ink-muted: #9aa0b4;
  --pricer-ink-soft: #6a7088;

  --pricer-teal: #1ad0d0;
  --pricer-teal-light: #2effff;
  --pricer-teal-bg: #1a2a2a;
  --pricer-teal-bg-2: #234444;

  --pricer-border: #2a2f3e;
  --pricer-border-strong: #3a4055;

  --pricer-pill-recent-bg: #1b3a1f;
  --pricer-pill-recent-fg: #66bb6a;
  --pricer-pill-week-bg: #3a2a1a;
  --pricer-pill-week-fg: #ffa726;
  --pricer-pill-stale-bg: #2a2f3e;
  --pricer-pill-stale-fg: #9aa0b4;

  --md-default-bg-color: var(--pricer-bg);
  --md-default-fg-color: var(--pricer-ink);
  --md-default-fg-color--light: var(--pricer-ink-muted);
  --md-default-fg-color--lighter: var(--pricer-ink-soft);
  --md-default-fg-color--lightest: #4a5068;

  --md-primary-fg-color: var(--pricer-teal);
  --md-primary-fg-color--light: var(--pricer-teal-light);
  --md-primary-fg-color--dark: #16a8a8;

  --md-accent-fg-color: var(--pricer-teal);
  --md-accent-fg-color--transparent: rgba(26, 208, 208, 0.12);

  --md-typeset-color: var(--pricer-ink);
  --md-typeset-a-color: var(--pricer-teal);

  --md-header-bg-color: var(--pricer-bg);
  --md-header-fg-color: var(--pricer-ink);

  --md-code-bg-color: var(--pricer-surface-3);
  --md-code-fg-color: var(--pricer-ink);

  --md-footer-bg-color: var(--pricer-surface-2);
  --md-footer-fg-color: var(--pricer-ink-muted);
}

/* --------------------------------------------------------------------------
   2. Layout — three columns
   -------------------------------------------------------------------------- */

/* Default main column: narrow, comfortable reading width */
.md-content__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* On the landing page (body class set via Material via :has), let
   the three-column grid use the full width. */
body:has(.landing-page) .md-main__inner {
  max-width: 100% !important;
}

body:has(.landing-page) .md-content {
  max-width: 100% !important;
  margin: 0 !important;
}

body:has(.landing-page) .md-content__inner {
  max-width: 100% !important;
  padding: 0 !important;
}

/* --------------------------------------------------------------------------
   3. Header — minimal, no repo noise
   -------------------------------------------------------------------------- */

.md-header {
  background-color: var(--pricer-bg);
  border-bottom: 1px solid var(--pricer-border);
  box-shadow: none;
}

.md-header__inner {
  padding: 0;
}

.md-header__title {
  font-weight: 600;
  font-size: 14px;
  color: var(--pricer-ink);
}

.md-header__button.md-logo {
  color: var(--pricer-teal);
}

/* --------------------------------------------------------------------------
   4. Top nav — generic categories, NOT repos
   -------------------------------------------------------------------------- */

.md-tabs {
  background: transparent;
  border-bottom: 1px solid var(--pricer-border);
  color: var(--pricer-ink-muted);
}

.md-tabs__link {
  color: var(--pricer-ink-muted);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 16px;
  opacity: 0.85;
}

.md-tabs__link:hover {
  color: var(--pricer-ink);
  opacity: 1;
}

.md-tabs__link--active {
  color: var(--pricer-teal);
  font-weight: 600;
  opacity: 1;
}

/* --------------------------------------------------------------------------
   5. Typography
   -------------------------------------------------------------------------- */

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.md-typeset {
  font-size: 14px;
  line-height: 1.6;
}

.md-typeset h1 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-top: 0;
  margin-bottom: 4px;
  color: var(--pricer-ink);
}

.md-typeset h2 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 28px;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--pricer-border);
  color: var(--pricer-ink);
}

.md-typeset h3 {
  font-size: 15px;
  font-weight: 600;
  margin-top: 22px;
  margin-bottom: 8px;
  color: var(--pricer-ink);
}

.md-typeset h4 {
  font-size: 14px;
  font-weight: 600;
  margin-top: 18px;
  margin-bottom: 6px;
  color: var(--pricer-ink);
}

.md-typeset p {
  line-height: 1.65;
  margin-bottom: 12px;
}

.md-typeset ul,
.md-typeset ol {
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   6. Custom landing page layout (used by docs/index.md)
   Plain HTML in index.md — styled here. NOT used on other pages.
   -------------------------------------------------------------------------- */

/* Wrapper used by main.html override for the homepage */
.landing-page {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Override Material's main container for the landing page only:
   we want our own three-column grid, not Material's centered content box. */
.landing-page > .landing-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 180px;
  gap: 24px;
  align-items: start;
}

.landing-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 180px;
  gap: 24px;
  max-width: 1600px;
  margin: 0 auto;
  padding: 24px 0;
  align-items: start;
}

.landing-sidebar {
  border-right: 1px solid var(--pricer-border);
  padding: 24px 14px;
  font-size: 13px;
  background: var(--pricer-surface-2);
}

.landing-main {
  padding: 32px 40px;
  max-width: 820px;
}

.landing-toc {
  border-left: 1px solid var(--pricer-border);
  padding: 32px 20px;
  font-size: 13px;
  background: var(--pricer-surface-2);
}

.landing-sidebar-section { margin-bottom: 20px; }

.landing-sidebar-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--pricer-ink-muted);
  margin-bottom: 6px;
  padding-left: 8px;
}

.landing-sidebar-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 8px;
  color: var(--pricer-ink);
  text-decoration: none;
  border-radius: 3px;
  font-size: 13px;
}

.landing-sidebar-link:hover {
  background: var(--pricer-teal-bg);
}

.landing-sidebar-link.active {
  background: var(--pricer-teal-bg);
  color: var(--pricer-teal);
  font-weight: 600;
}

.landing-sidebar-count {
  font-size: 11px;
  color: var(--pricer-ink-muted);
  background: var(--pricer-bg);
  border: 1px solid var(--pricer-border);
  padding: 0 6px;
  border-radius: 8px;
  min-width: 18px;
  text-align: center;
}

.landing-toc-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--pricer-ink-muted);
  margin-bottom: 12px;
}

.landing-toc-section { margin-bottom: 14px; }

.landing-toc-section-title {
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--pricer-ink);
}

.landing-toc-link {
  display: block;
  color: var(--pricer-ink-muted);
  text-decoration: none;
  padding: 2px 0;
  font-size: 12px;
}

.landing-toc-link:hover { color: var(--pricer-teal); }

/* Info strip — totals at top of main column */
.landing-info-strip {
  display: flex;
  gap: 28px;
  padding: 12px 16px;
  background: var(--pricer-teal-bg);
  border-radius: 6px;
  margin-bottom: 28px;
  font-size: 13px;
  flex-wrap: wrap;
}

.landing-info-item {
  display: flex;
  gap: 6px;
  align-items: baseline;
}

.landing-info-label {
  color: var(--pricer-ink-muted);
  font-size: 12px;
}

.landing-info-value {
  font-weight: 600;
  color: var(--pricer-teal);
}

/* Section label — small uppercase eyebrow */
.landing-section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--pricer-ink-muted);
  margin-bottom: 8px;
  margin-top: 24px;
}

/* Repos table — scales to N repos */
.landing-repos {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 13px;
}

.landing-repos th,
.landing-repos td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--pricer-border);
}

.landing-repos th {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--pricer-ink-muted);
  background: var(--pricer-teal-bg);
}

.landing-repos th:first-child { border-top-left-radius: 6px; }
.landing-repos th:last-child { border-top-right-radius: 6px; }

.landing-repos a {
  color: var(--pricer-teal);
  text-decoration: none;
  font-weight: 600;
  font-family: "SF Mono", "Fira Code", "Roboto Mono", Menlo, monospace;
  font-size: 12px;
}

.landing-repos a:hover { text-decoration: underline; }

.landing-repos td.pages {
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--pricer-ink-muted);
  font-weight: 500;
}

.landing-repos tr:hover td {
  background: var(--pricer-surface-2);
}

/* Age pills */
.landing-age {
  display: inline-block;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 8px;
  font-variant-numeric: tabular-nums;
}

.landing-age.recent {
  background: var(--pricer-pill-recent-bg);
  color: var(--pricer-pill-recent-fg);
}

.landing-age.week {
  background: var(--pricer-pill-week-bg);
  color: var(--pricer-pill-week-fg);
}

.landing-age.stale {
  background: var(--pricer-pill-stale-bg);
  color: var(--pricer-pill-stale-fg);
}

/* Lede paragraph below H1 */
.landing-lede {
  font-size: 14px;
  color: var(--pricer-ink-muted);
  margin-bottom: 24px;
  max-width: 60ch;
}

/* --------------------------------------------------------------------------
   7. Mermaid diagrams — clickable, expand to fullscreen
   Dark mode parity
   -------------------------------------------------------------------------- */

.mermaid {
  text-align: center;
  margin: 1.5rem 0;
  cursor: default;
}

.mermaid-clickable {
  cursor: zoom-in;
  transition: transform 180ms ease, box-shadow 180ms ease;
  border-radius: 8px;
  padding: 0.5rem;
  margin-left: -0.5rem;
  margin-right: -0.5rem;
}

.mermaid-clickable:hover {
  background: var(--pricer-teal-bg);
  transform: scale(1.005);
  box-shadow: 0 2px 12px rgba(15, 108, 108, 0.15);
}

.mermaid-clickable:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

/* Always-visible expand icon in the top-right corner of each Mermaid diagram.
   Discreet until hover, then lifts to draw attention. */
.mermaid-expand-icon {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pricer-bg);
  color: var(--pricer-teal);
  border: 1px solid var(--pricer-border);
  border-radius: 6px;
  opacity: 0.55;
  transition: opacity 150ms ease, background 150ms ease, transform 150ms ease;
  pointer-events: none;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.mermaid-clickable:hover .mermaid-expand-icon {
  opacity: 1;
  background: var(--pricer-teal);
  color: #fff;
  transform: scale(1.08);
}

[data-md-color-scheme="slate"] .mermaid-expand-icon {
  background: var(--pricer-surface-2);
  color: var(--pricer-teal);
  border-color: var(--pricer-border);
}

[data-md-color-scheme="slate"] .mermaid-clickable:hover {
  background: var(--pricer-teal-bg);
  box-shadow: 0 2px 12px rgba(26, 208, 208, 0.25);
}

/* Hero-zone Mermaid (first one on a page) gets a soft frame */
.md-typeset > h1:first-child ~ .mermaid {
  margin: 1.25rem 0 1.75rem 0;
  padding: 1rem;
  background: var(--pricer-surface-2);
  border: 1px solid var(--pricer-border);
  border-radius: 10px;
}

/* Fullscreen overlay */
#mermaid-fullscreen-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 15, 30, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 180ms ease;
  padding: 2rem;
}

#mermaid-fullscreen-overlay.visible {
  opacity: 1;
}

.mermaid-fullscreen-content {
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.mermaid-fullscreen-content svg {
  max-width: 100%;
  max-height: calc(100vh - 6rem);
  width: auto;
  height: auto;
  filter: drop-shadow(0 8px 32px rgba(0, 0, 0, 0.4));
}

.mermaid-fullscreen-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 150ms ease, transform 150ms ease;
  padding: 0;
}

.mermaid-fullscreen-close:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: scale(1.05);
}

.mermaid-fullscreen-close:focus-visible {
  outline: 2px solid var(--pricer-teal);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   8. Links, code, tables (general)
   -------------------------------------------------------------------------- */

.md-typeset a {
  text-decoration: none;
  transition: color 150ms ease;
  text-underline-offset: 0.15em;
}

.md-typeset a:hover {
  text-decoration: underline;
  color: var(--md-accent-fg-color);
}

.md-typeset code {
  font-family: "SF Mono", "Fira Code", "Roboto Mono", Menlo, monospace;
  font-size: 0.85em;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--pricer-surface-3);
  color: var(--pricer-teal);
}

.md-typeset pre {
  border: 1px solid var(--pricer-border);
  border-radius: 6px;
  padding: 0.85rem 1rem;
  background: var(--pricer-surface-3);
}

.md-typeset pre code {
  background: transparent;
  padding: 0;
  color: var(--pricer-ink);
}

.md-typeset table:not([class]):not(.landing-repos) {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--pricer-border);
  font-size: 13px;
}

.md-typeset table:not([class]):not(.landing-repos) th {
  background: var(--pricer-teal-bg);
  color: var(--pricer-ink-muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 8px 12px;
}

.md-typeset table:not([class]):not(.landing-repos) td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--pricer-border);
}

/* --------------------------------------------------------------------------
   9. Admonitions
   -------------------------------------------------------------------------- */

.md-typeset .admonition {
  border: none;
  border-left: 3px solid var(--pricer-teal);
  border-radius: 6px;
  background: var(--pricer-teal-bg);
  padding: 10px 14px;
  font-size: 13px;
}

.md-typeset .admonition-title {
  background: none;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-left: 0;
  margin-bottom: 4px;
  color: var(--pricer-teal);
}

/* --------------------------------------------------------------------------
   10. Material sidebar (hidden on landing page, used on other pages)
   -------------------------------------------------------------------------- */

/* On the landing page, hide Material's primary sidebar and tabs.
   The .landing-page wrapper identifies the homepage. */
.landing-page ~ .md-sidebar--primary,
.md-main__inner > .md-sidebar--primary:has(+ .md-content .landing-page),
body:has(.landing-page) .md-sidebar--primary {
  display: none;
}

body:has(.landing-page) .md-tabs {
  display: none;
}

/* When on the landing page, suppress Material's content padding so
   our three-column grid spans edge-to-edge. */
body:has(.landing-page) .md-content {
  padding: 0 !important;
  margin: 0 !important;
  max-width: none !important;
}

.md-sidebar--primary {
  width: 240px;
  background: var(--pricer-surface-2);
  border-right: 1px solid var(--pricer-border);
}

[data-md-color-scheme="slate"] .md-sidebar--primary {
  background: var(--pricer-surface-2);
  border-right-color: var(--pricer-border);
}

.md-nav__title {
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--pricer-ink-muted);
  padding-left: 8px;
}

.md-nav__link {
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 3px;
}

.md-nav__link:hover {
  background: var(--pricer-teal-bg);
}

.md-nav__link--active {
  background: var(--pricer-teal-bg);
  color: var(--pricer-teal);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   11. Search
   -------------------------------------------------------------------------- */

.md-search__input {
  border-radius: 4px;
  background-color: var(--pricer-surface-3) !important;
  color: var(--pricer-ink) !important;
  font-size: 13px;
}

.md-search__input::placeholder {
  color: var(--pricer-ink-muted);
}

.md-search__form {
  border-radius: 4px;
  background-color: var(--pricer-surface-3);
}

/* --------------------------------------------------------------------------
   12. Footer
   -------------------------------------------------------------------------- */

.md-footer {
  background: var(--pricer-surface-2);
  border-top: 1px solid var(--pricer-border);
  color: var(--pricer-ink-muted);
}

.md-footer-meta {
  background: var(--pricer-surface-2);
}

.md-footer-copyright {
  color: var(--pricer-ink-muted);
  font-size: 12px;
}

/* --------------------------------------------------------------------------
   13. Motion — accessibility
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

:focus-visible {
  outline: 2px solid var(--pricer-teal);
  outline-offset: 2px;
  border-radius: 3px;
}