/*
 * docs/assets/dashboard.css
 * DMMapp Dashboard — MkDocs Material Native Port
 * ─────────────────────────────────────────────────────────────────────────
 * Bootstrap removed. Layout: CSS Grid (hero/stats) + Flexbox (filter bar).
 * Dark mode: [data-md-color-scheme="slate"]  ← Material's body attribute.
 * Light mode: [data-md-color-scheme="default"] (or unset).
 * All rules scoped to #dashboard-root to prevent md-typeset interference.
 * ─────────────────────────────────────────────────────────────────────────
 */

/* ── 1. Content-width escape ──────────────────────────────────────────────
   Material's .md-content__inner has a max-width + padding that constrains
   all page content. The :has() selector (supported in all modern browsers)
   lets us widen the dashboard container specifically without a JS classname
   trick.  Fall back to a sensible fixed max-width if :has() is unsupported.
*/
.md-content__inner:has(#dashboard-root) {
  max-width: 1280px;
  padding: 1.5rem 2rem 3rem;
}

/* Fallback for browsers without :has() (e.g. Firefox < 121) */
@supports not (selector(:has(*))) {
  .md-content__inner {
    max-width: 1280px;
  }
}

/* ── 2. Dashboard root & design tokens ───────────────────────────────────
   Tokens are built on top of Material's own CSS custom properties so they
   automatically respond to the palette toggle without extra JS.
*/
#dashboard-root {
  /* Geometry */
  --dash-radius: 4px;
  --dash-gap:    1rem;

  /* Elevation */
  --dash-shadow:       0 0.125rem 0.5rem rgba(0,0,0,.07), 0 0 0.05rem rgba(0,0,0,.09);
  --dash-shadow-hover: 0 0.25rem  0.75rem rgba(0,0,0,.13);

  /* Surfaces — light mode defaults */
  --dash-card-bg:    var(--md-default-bg-color);
  --dash-card-border: rgba(0,0,0,.08);

  /* Input surfaces */
  --dash-input-bg:     var(--md-default-bg-color);
  --dash-input-border: rgba(0,0,0,.2);

  /* Typography helpers */
  --dash-muted:   var(--md-default-fg-color--light,   #546e7a);
  --dash-lighter: var(--md-default-fg-color--lighter, #90a4ae);

  /* Spacing */
  --dash-section-gap: 2rem;

  line-height: 1.6;
  font-size: 1rem; /* reset from md-typeset's em-based scaling */
}

/* Dark-mode token overrides */
[data-md-color-scheme="slate"] #dashboard-root {
  --dash-shadow:       0 0.125rem 0.5rem rgba(0,0,0,.35), 0 0 0.05rem rgba(0,0,0,.45);
  --dash-shadow-hover: 0 0.25rem  0.75rem rgba(0,0,0,.5);
  --dash-card-bg:      var(--md-code-bg-color, #2b2d35);
  --dash-card-border:  rgba(255,255,255,.07);
  --dash-input-bg:     var(--md-code-bg-color, #2b2d35);
  --dash-input-border: rgba(255,255,255,.18);
}

/* ── 3. md-typeset resets ─────────────────────────────────────────────────
   Material's .md-typeset applies opinionated heading margins, table styles,
   and form-element rules. We neutralise the ones that conflict with the
   dashboard layout.
*/
#dashboard-root h1,
#dashboard-root h2,
#dashboard-root h3 {
  margin: 0;
  padding: 0;
  font-weight: 700;
  line-height: 1.25;
  color: var(--md-default-fg-color);
}

#dashboard-root p {
  margin: 0;
}

/* Reset md-typeset's table styles inside the dashboard */
#dashboard-root table {
  display: table;
  width: 100%;
  border-collapse: collapse;
  margin: 0;
  font-size: 0.875rem;
  /* Remove Material's table border-radius wrapper */
  box-shadow: none;
  border-radius: 0;
}

#dashboard-root thead th {
  background: var(--dash-card-bg);
  color: var(--dash-muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--dash-card-border);
  /* Reset md-typeset's th borders */
  border-top: none;
  border-left: none;
  border-right: none;
}

#dashboard-root tbody td {
  padding: 0.875rem 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--dash-card-border);
  border-left: none;
  border-right: none;
  border-top: none;
  /* Material adds background-color to zebra rows — nuke it */
  background: transparent;
}

/* ── 4. Loader ────────────────────────────────────────────────────────────*/
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--md-default-bg-color);
  transition: opacity 0.3s ease;
}

.loader__ring {
  display: block;
  width: 3rem;
  height: 3rem;
  border: 4px solid rgba(63, 81, 181, .2);
  border-top-color: var(--md-primary-fg-color, #3f51b5);
  border-radius: 50%;
  animation: dash-spin 0.75s linear infinite;
}

.loader__text {
  color: var(--dash-muted);
  font-size: 0.875rem;
  margin: 0;
}

@keyframes dash-spin {
  to { transform: rotate(360deg); }
}

/* ── 5. Hero — CSS Grid ──────────────────────────────────────────────────
   Two-column grid: copy on the left, stats on the right.
   Collapses to a single column below 768 px.
*/
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: var(--dash-section-gap);
}

.hero__title {
  font-size: clamp(1.5rem, 3vw, 2rem) !important;
  margin-bottom: 0.75rem !important;
  color: var(--md-default-fg-color) !important;
}

.hero__lead {
  font-size: 1rem;
  color: var(--dash-muted);
  line-height: 1.75;
}

/* ── 6. Stats Grid — CSS Grid ────────────────────────────────────────────
   auto-fit so cards reflow naturally at any viewport width.
*/
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.stat-card {
  background: var(--dash-card-bg);
  border: 1px solid var(--dash-card-border);
  border-radius: var(--dash-radius);
  box-shadow: var(--dash-shadow);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.2rem;
  transition: box-shadow 0.15s ease;
}

.stat-card:hover {
  box-shadow: var(--dash-shadow-hover);
}

.stat-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 0.4rem;
  flex-shrink: 0;
}

/* Icon colour variants — light mode */
.stat-card__icon--primary { background: rgba(63,81,181,.1);  color: #3f51b5; }
.stat-card__icon--success  { background: rgba(76,175,80,.1);  color: #388e3c; }
.stat-card__icon--info     { background: rgba(33,150,243,.1); color: #0277bd; }
.stat-card__icon--warning  { background: rgba(255,152,0,.1);  color: #e65100; }

/* Icon colour variants — dark mode (softer tints) */
[data-md-color-scheme="slate"] .stat-card__icon--primary { color: #9fa8da; }
[data-md-color-scheme="slate"] .stat-card__icon--success  { color: #a5d6a7; }
[data-md-color-scheme="slate"] .stat-card__icon--info     { color: #90caf9; }
[data-md-color-scheme="slate"] .stat-card__icon--warning  { color: #ffcc80; }

.stat-card__value {
  /* <strong> is block here; Material renders inline by default */
  display: block;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--md-default-fg-color);
}

.stat-card__label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--dash-muted);
}

/* ── 7. Filters — Flexbox ────────────────────────────────────────────────*/
.filters {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.filter-row {
  display: flex;
  gap: 0.75rem;
  align-items: stretch;
}

/* Second row of selects is centred */
.filter-row--selects {
  justify-content: center;
  gap: 1rem;
}

/* Search box */
.search-box {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  background: var(--dash-input-bg);
  border: 1px solid var(--dash-input-border);
  border-radius: var(--dash-radius);
  box-shadow: var(--dash-shadow);
  transition: border-color 0.125s, box-shadow 0.125s;
  overflow: hidden;
}

.search-box:focus-within {
  border-color: var(--md-primary-fg-color);
  box-shadow: 0 0 0 3px rgba(63, 81, 181, .15);
}

.search-box__icon {
  padding: 0 0.75rem;
  color: var(--dash-muted);
  pointer-events: none;
  flex-shrink: 0;
}

/* Heavy-handed reset: Material and some browsers style [type=search] aggressively */
.search-box__input {
  flex: 1;
  min-width: 0;
  min-height: 44px; /* WCAG 2.5.5 touch target */
  padding: 0.625rem 0.75rem 0.625rem 0;
  border: none !important;
  outline: none !important;
  background: transparent !important;
  color: var(--md-default-fg-color) !important;
  font-family: inherit;
  font-size: 0.875rem;
  box-shadow: none !important;
  -webkit-appearance: none;
  appearance: none;
}

.search-box__input::placeholder {
  color: var(--dash-lighter);
}

/* Hide the browser's native "×" clear button on search inputs */
.search-box__input::-webkit-search-decoration,
.search-box__input::-webkit-search-cancel-button,
.search-box__input::-webkit-search-results-button {
  -webkit-appearance: none;
  display: none;
}

/* Feature toggle group */
.toggle-group {
  display: flex;
  background: var(--dash-input-bg);
  border: 1px solid var(--dash-input-border);
  border-radius: var(--dash-radius);
  box-shadow: var(--dash-shadow);
  overflow: hidden;
  flex-shrink: 0;
}

/* Visually hidden but keyboard + screen-reader accessible */
.toggle-group__check {
  position: absolute;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  width: 1px;
  height: 1px;
  overflow: hidden;
  white-space: nowrap;
}

.toggle-group__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0 1rem;
  min-height: 44px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--md-default-fg-color);
  cursor: pointer;
  user-select: none;
  transition: background 0.15s, color 0.15s;
}

/* Divider between the two toggles */
.toggle-group__btn:not(:last-child) {
  border-right: 1px solid var(--dash-input-border);
}

.toggle-group__btn:hover {
  background: rgba(63,81,181,.07);
  color: var(--md-primary-fg-color);
}

/* Keyboard focus indicator */
.toggle-group__check:focus-visible + .toggle-group__btn {
  outline: 3px solid var(--md-primary-fg-color);
  outline-offset: -2px;
}

/* Checked state — IIIF (blue) */
#iiifCheck:checked + .toggle-group__btn--iiif {
  background: #1565c0;
  color: #fff;
  border-color: transparent;
  box-shadow: inset 0 0 0 1px #1565c0;
}

/* Checked state — Open (teal) */
#freeCheck:checked + .toggle-group__btn--open {
  background: #00796b;
  color: #fff;
  border-color: transparent;
  box-shadow: inset 0 0 0 1px #00796b;
}

/* Dark mode: brighter tints for legibility on slate background */
[data-md-color-scheme="slate"] #iiifCheck:checked + .toggle-group__btn--iiif {
  background: #42a5f5;
  color: #000;
}

[data-md-color-scheme="slate"] #freeCheck:checked + .toggle-group__btn--open {
  background: #26a69a;
  color: #000;
}

/* Dropdown selects */
.filter-select {
  min-width: 180px;
  min-height: 44px;
  padding: 0.625rem 2.25rem 0.625rem 0.875rem;
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--md-default-fg-color);
  background-color: var(--dash-input-bg);
  /* Custom chevron replaces browser default */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 16 16'%3E%3Cpath fill='%23546e7a' d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  -webkit-appearance: none;
  appearance: none;
  border: 1px solid var(--dash-input-border);
  border-radius: var(--dash-radius);
  box-shadow: var(--dash-shadow);
  cursor: pointer;
  transition: border-color 0.125s, box-shadow 0.125s;
}

.filter-select:focus {
  outline: none;
  border-color: var(--md-primary-fg-color);
  box-shadow: 0 0 0 3px rgba(63, 81, 181, .15);
}

/* ── 8. Results table ─────────────────────────────────────────────────────*/
.results {
  margin-bottom: 3rem;
}

.table-card {
  background: var(--dash-card-bg);
  border: 1px solid var(--dash-card-border);
  border-radius: var(--dash-radius);
  box-shadow: var(--dash-shadow);
  overflow: hidden;
}

.table-scroll {
  overflow-x: auto;
}

/* Column proportions */
.col-library  { width: 40%; min-width: 220px; }
.col-location { width: 22%; min-width: 130px; }
.col-features { width: 23%; }
.col-access   { width: 15%; text-align: right; }

/* Hover row highlight */
#dashboard-root tbody tr:hover td {
  background: rgba(0,0,0,.03);
}

[data-md-color-scheme="slate"] #dashboard-root tbody tr:hover td {
  background: rgba(255,255,255,.04);
}

/* Cell content helpers */
.library-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--md-default-fg-color);
}

.library-project {
  font-size: 0.8rem;
  margin-top: 0.2rem;
}

.library-project a {
  color: var(--dash-muted);
  text-decoration: none;
  transition: color 0.125s;
}

.library-project a:hover {
  color: var(--md-primary-fg-color);
  text-decoration: underline;
}

.location-nation {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--md-default-fg-color);
}

.location-city {
  font-size: 0.8rem;
  color: var(--dash-muted);
}

/* ── 9. Feature badges ────────────────────────────────────────────────────*/
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--dash-radius);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-right: 0.25rem;
}

.badge--iiif {
  background: #e3f2fd;
  color: #1565c0;
}

.badge--open {
  background: #e0f2f1;
  color: #00695c;
}

[data-md-color-scheme="slate"] .badge--iiif {
  background: rgba(33, 150, 243, .18);
  color: #90caf9;
}

[data-md-color-scheme="slate"] .badge--open {
  background: rgba(0, 150, 136, .18);
  color: #80cbc4;
}

.badge--standard {
  background: transparent;
  color: var(--dash-muted);
  font-style: italic;
  font-weight: 400;
  font-size: 0.8rem;
  padding: 0;
}

/* Visit button */
.btn-visit {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  padding: 0.35rem 0.8rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--md-primary-fg-color);
  border: 1px solid var(--md-primary-fg-color);
  background: transparent;
  text-decoration: none;
  transition: background 0.125s, color 0.125s;
  white-space: nowrap;
}

.btn-visit:hover {
  background: var(--md-primary-fg-color);
  color: var(--md-primary-bg-color, #fff);
  text-decoration: none;
}

/* ── 10. Sortable headers ─────────────────────────────────────────────────*/
.sortable {
  cursor: pointer;
  user-select: none;
  transition: background 0.1s;
  position: relative;
}

.sortable:hover,
.sortable:focus-visible {
  background: var(--md-primary-fg-color) !important;
  color: var(--md-primary-bg-color, #fff) !important;
  outline: none;
}

.sortable.active {
  background: var(--md-primary-fg-color) !important;
  color: var(--md-primary-bg-color, #fff) !important;
}

/* Sort icon visibility state machine */
.sort-icon             { margin-left: 0.4rem; font-size: 0.75rem; opacity: 0.4; }
.sort-icon--neutral    { display: inline; }
.sort-icon--asc        { display: none; }
.sort-icon--desc       { display: none; }

.sortable[data-sort-direction="asc"]  .sort-icon--neutral { display: none;   }
.sortable[data-sort-direction="asc"]  .sort-icon--asc     { display: inline; opacity: 1; }
.sortable[data-sort-direction="asc"]  .sort-icon--desc    { display: none;   }

.sortable[data-sort-direction="desc"] .sort-icon--neutral { display: none;   }
.sortable[data-sort-direction="desc"] .sort-icon--asc     { display: none;   }
.sortable[data-sort-direction="desc"] .sort-icon--desc    { display: inline; opacity: 1; }

/* ── 11. Empty state ──────────────────────────────────────────────────────*/
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
}

.empty-state__icon {
  display: block;
  font-size: 3.5rem;
  color: var(--dash-lighter);
  opacity: 0.3;
  margin-bottom: 0.75rem;
}

.empty-state__text {
  color: var(--dash-muted);
  margin-bottom: 1rem;
}

.btn-clear {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--md-primary-fg-color);
  border-radius: var(--dash-radius);
  background: transparent;
  color: var(--md-primary-fg-color);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.125s, color 0.125s;
}

.btn-clear:hover {
  background: var(--md-primary-fg-color);
  color: var(--md-primary-bg-color, #fff);
}

/* ── 12. Results meta ─────────────────────────────────────────────────────*/
.results-meta {
  text-align: right;
  font-size: 0.8rem;
  color: var(--dash-muted);
  margin-top: 0.5rem;
}

/* ── 13. Utility: visually-hidden ─────────────────────────────────────────*/
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Ensure HTML [hidden] always works (MkDocs doesn't override this, but safe) */
[hidden] { display: none !important; }

/* ── 14. Responsive breakpoints ──────────────────────────────────────────*/

/* ≤ 959 px: hero goes single-column; stats stay 2-col */
@media (max-width: 959px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .md-content__inner:has(#dashboard-root) {
    padding: 1.25rem 1.25rem 2.5rem;
  }
}

/* ≤ 600 px: filter bar stacks vertically */
@media (max-width: 600px) {
  .filter-row {
    flex-direction: column;
  }

  .filter-row--selects {
    align-items: stretch;
  }

  .filter-select {
    min-width: 0;
    width: 100%;
  }

  /* Hide Features column on very small screens to avoid overflow */
  .col-features { display: none; }
}

/* ── 15. Accessibility ────────────────────────────────────────────────────*/

/* Honour reduced-motion preference */
@media (prefers-reduced-motion: reduce) {
  .loader__ring {
    animation-duration: 3s;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}

/* High-contrast mode — thicken borders & outlines */
@media (prefers-contrast: more) {
  .toggle-group__btn {
    border-width: 2px;
  }

  .toggle-group__check:focus-visible + .toggle-group__btn {
    outline-width: 4px;
  }
}