/* Project-specific theme override */
:root {
  --display: 'Antic Slab', Georgia, serif;
  --body: 'IBM Plex Sans', system-ui, sans-serif;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --accent-light: #8a5028;
  --accent-dark: #b88058;
  --accent: var(--accent-light);
  --accent-rgb: 139,94,60;
  --bg: #F1ECDC;
  --card: #FAF6EA;
  --card-hover: #FFFDF6;
  --gold: #765F1F;
  --gold-soft: rgba(118,95,31,0.10);
  --neutral: #687267;
  --geo-density: 0.18;
  --geo2-density: 0.10;
}
@media (prefers-color-scheme: dark) {
  :root:not(.light) {
    --card: #2A2018;
    --card-hover: #342820;
    --gold: #D2B86B;
    --gold-soft: rgba(210,184,107,0.12);
    --neutral: #9BAB9A;
  }
}
:root.dark,:root[data-theme="dark"] {
  --card: #2A2018;
  --card-hover: #342820;
  --gold: #D2B86B;
  --gold-soft: rgba(210,184,107,0.12);
  --neutral: #9BAB9A;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.wrap { max-width: 880px; margin: 0 auto; padding: 4rem 1.5rem 6rem; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.topbar {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-soft);
  border-bottom: 1px solid var(--rule);
  padding: 1rem 0 0.75rem;
  margin-bottom: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  /* The shared stylesheet makes every masthead sticky. On this long finder it
     can cover keyboard focus landings, so the route masthead stays in flow. */
  position: relative;
  top: auto;
  z-index: auto;
  background: var(--bg);
}
.topbar a { color: var(--fg-soft); text-decoration: none; border-bottom: 1px solid transparent; transition: color 0.2s, border-color 0.2s; }
.topbar a:hover { color: var(--accent); border-bottom-color: var(--accent); }
html[data-motion="calm"] .topbar {
  padding: 1rem 0 0.75rem !important;
  transition: none !important;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

h1 {
  font-family: var(--display);
  font-size: clamp(2.5rem, 7vw, 4.2rem);
  font-weight: 400;
  line-height: 1.05;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.finder-intro {
  max-width: 65ch;
  margin: -0.25rem 0 1.35rem;
  color: var(--fg-soft);
  font-size: 1rem;
  line-height: 1.65;
}

.teacher-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0 0 2.5rem;
  border-block: 1px solid var(--rule);
}
.teacher-facts div {
  min-width: 0;
  padding: 0.9rem 1rem;
  border-right: 1px solid var(--rule);
}
.teacher-facts div:first-child { padding-left: 0; }
.teacher-facts div:last-child { border-right: 0; }
.teacher-facts dt {
  color: var(--fg);
  font-family: var(--display);
  font-size: 1.15rem;
  line-height: 1.2;
}
.teacher-facts dd {
  margin: 0.28rem 0 0;
  color: var(--fg-fade);
  font-family: var(--mono);
  font-size: 0.67rem;
  line-height: 1.45;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.teacher-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 1.25rem;
  margin: 0 0 3rem;
  padding: 1.2rem 1.3rem;
  border: 1px solid var(--rule);
  border-left: 4px solid var(--accent);
  background: color-mix(in srgb, var(--card) 74%, transparent);
}
.teacher-feature h2 {
  margin: 0;
  color: var(--fg);
  font-family: var(--display);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  font-weight: 400;
  line-height: 1.15;
}
.teacher-feature p:last-child {
  max-width: 62ch;
  margin: .55rem 0 0;
  color: var(--fg-soft);
  line-height: 1.55;
}
.teacher-feature > a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: .72rem .9rem;
  border: 1px solid var(--accent);
  border-radius: 3px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--sans);
  font-size: .82rem;
  font-weight: 600;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
}
.teacher-feature > a:hover,
.teacher-feature > a:focus-visible {
  background: transparent;
  color: var(--fg);
}

.teacher-orientation,
.teacher-search { margin: 0 0 3rem; }
.teacher-section-head { max-width: 66ch; margin-bottom: 1.1rem; }
.teacher-section-head.compact { margin-bottom: 0.9rem; }
.teacher-section-kicker {
  margin: 0 0 0.38rem;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.69rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
.teacher-section-head h2,
.browse-heading h2 {
  margin: 0;
  color: var(--fg);
  font-family: var(--display);
  font-size: clamp(1.55rem, 3vw, 2.25rem);
  font-weight: 400;
  line-height: 1.15;
}
.teacher-section-head p:last-child,
.browse-heading > p:last-child {
  margin: 0.55rem 0 0;
  color: var(--fg-soft);
  line-height: 1.55;
}
.finder-model {
  padding-left: .75rem;
  border-left: 2px solid var(--rule);
  font-size: .82rem;
}
.teacher-intent-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}
.teacher-intent-grid a {
  display: flex;
  min-height: 112px;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.7rem;
  padding: 1rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: color-mix(in srgb, var(--card) 58%, transparent);
  color: var(--fg);
  text-decoration: none;
}
.teacher-intent-grid a:hover,
.teacher-intent-grid a:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.teacher-intent-grid strong {
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 500;
}
.teacher-intent-grid span {
  color: var(--fg-soft);
  font-size: 0.82rem;
  line-height: 1.45;
}
.teacher-areas { margin: 0 0 3rem; }
.teacher-area-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: 0.7rem;
}
.teacher-area-card {
  display: flex;
  min-width: 0;
  min-height: 148px;
  flex-direction: column;
  padding: 1rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: color-mix(in srgb, var(--card) 72%, transparent);
  color: var(--fg);
  text-decoration: none;
}
.teacher-area-card:hover,
.teacher-area-card:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.teacher-area-card strong {
  font-family: var(--display);
  font-size: 1.14rem;
  font-weight: 500;
  line-height: 1.25;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
}
.teacher-area-card span {
  margin-top: 0.45rem;
  color: var(--fg-soft);
  font-size: 0.82rem;
  line-height: 1.45;
}
.teacher-area-card small {
  margin-top: auto;
  padding-top: 0.8rem;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.browse-heading { margin: 0 0 1rem; scroll-margin-top: 1rem; }

.curatorial { font-family: var(--body); font-size: 0.95rem; color: var(--fg-soft); margin-bottom: 1.25rem; max-width: 56rem; line-height: 1.55; padding-left: 0.95rem; border-left: 2px solid var(--rule); font-style: normal; }

.lede {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.15rem, 2.3vw, 1.35rem);
  color: var(--fg-soft);
  margin-bottom: 1.75rem;
  max-width: 620px;
}

.subscribe { font-size: 0.95rem; color: var(--fg-soft); margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.subscribe a.rss { color: var(--accent); display: inline-flex; align-items: center; gap: 0.4rem; text-decoration: none; padding: 0.4rem 0.85rem; border: 1px solid var(--accent-line); border-radius: 999px; transition:color 0.15s,background-color 0.15s,border-color 0.15s,opacity 0.15s,transform 0.15s; font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; }
.subscribe a.rss:hover { background: var(--accent); color: white; border-color: var(--accent); }
.subscribe a.rss svg { width: 14px; height: 14px; }

/* ---- controls (sticky on desktop) ---- */
.controls {
  background: var(--bg);
  padding: 0.5rem 0 1rem;
  margin-bottom: 1.5rem;
}
@media (min-width: 769px) {
  .controls {
    position: sticky;
    /* The shared masthead owns the first sticky row. Keep the finder directly
       below it instead of sliding the search field underneath it. */
    top: 3rem;
    z-index: 10;
    margin: 0 -1rem 1.5rem;
    padding-left: 1rem;
    padding-right: 1rem;
    padding-top: 1rem;
    border-bottom: 1px solid var(--rule);
  }
}
.search-row { display: flex; gap: 0.5rem; align-items: center; margin-bottom: 0.75rem; flex-wrap: wrap; }
.search-input {
  flex: 1 1 240px;
  min-width: 0;
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.35;
  padding: 0.7rem 0.85rem;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 4px;
  color: var(--fg);
  outline: none;
  transition: border-color 0.2s;
}
.search-input:focus { border-color: var(--accent); outline: 2px solid var(--accent-soft); outline-offset: 1px; }
.search-input::placeholder { color: var(--fg-fade); font-style: italic; }

.finder-help {
  color: var(--fg-fade);
  font-size: 0.78rem;
  margin: -0.35rem 0 0.65rem;
}

.finder-help kbd {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--fg-soft);
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.08rem 0.28rem;
}

.workflow-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  margin-top: 0.65rem;
}

.workflow-actions .ctrl-btn {
  padding-block: 0.45rem;
}

.finder-action-status {
  color: var(--accent);
  font-size: 0.8rem;
  min-height: 1.25rem;
  margin-left: 0.25rem;
}

.copy-helper {
  position: fixed;
  inset: auto auto 0 -9999px;
}

.ctrl-btn {
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-soft);
  background: transparent;
  border: 1px solid var(--rule);
  padding: 0.55rem 0.75rem;
  border-radius: 4px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
}
.ctrl-btn:hover { color: var(--accent); border-color: var(--accent); }
.ctrl-btn.has-active { color: var(--accent); border-color: var(--accent-line); }
.ctrl-btn:disabled{opacity:.5}

.chip-group {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 0.35rem;
  padding: 0.25rem 0;
}
#subject-chips .chip-label { color: #8a5a3a; }
#grade-chips .chip-label { color: #5a6a82; }
#format-chips .chip-label { color: #6a6a4a; }
#province-chips .chip-label { color: #7a4a5a; }
#program-chips .chip-label { color: #5a7a6a; }
/* Indigenous Studies + Indigenous resource pills, surfaced + sustained color */
.chip[data-filter-value="indigenous"] {
  border-color: #b07840;
  color: #8a5520;
  font-weight: 600;
}
.chip[data-filter-value="indigenous"]:hover {
  background: #b07840;
  color: white;
  border-color: #b07840;
}
.chip[data-filter-value="indigenous"].active {
  background: #8a5520;
  border-color: #8a5520;
  color: white;
}
.chip[data-filter-value="Indigenous Studies"] {
  border-color: #b07840;
  color: #8a5520;
  font-weight: 600;
}
.chip[data-filter-value="Indigenous Studies"]:hover {
  background: #b07840;
  color: white;
  border-color: #b07840;
}
.chip[data-filter-value="Indigenous Studies"].active {
  background: #8a5520;
  border-color: #8a5520;
  color: white;
}
.chip-group:last-child { margin-bottom: 0; }
.chip-label {
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-fade);
  margin-right: 0.4rem;
  min-width: 64px;
}
.chip {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.55rem;
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--fg-soft);
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  user-select: none;
}
.chip-count {
  min-width: 1.15em;
  margin-left: .32rem;
  color: currentColor;
  font-variant-numeric: tabular-nums;
  opacity: .72;
}
.chip-count::before { content: '('; }
.chip-count::after { content: ')'; }
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent); color: white; border-color: var(--accent); }
.chip:disabled {
  cursor: default;
  opacity: .42;
}

/* ============================================================
   THREE-LEVEL HIERARCHY: GROUP -> SECTION -> ENTRY
   ============================================================ */

#catalog { border-top: 1px solid var(--rule); }

/* ---- Level 1: Group ---- */
details.group { border-bottom: 1px solid var(--rule); }
details.group[hidden] { display: none; }

summary.group-head {
  list-style: none;
  cursor: pointer;
  padding: 1.4rem 0.5rem 1.4rem 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 0.85rem;
  transition: background 0.12s;
}
summary.group-head::-webkit-details-marker { display: none; }
summary.group-head:hover { background: var(--rule-soft); }
summary.group-head:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.caret-g {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--fg-fade);
  transition: transform 0.18s;
  display: inline-block;
  width: 0.9rem;
  text-align: center;
}
details.group[open] > summary > .caret-g { transform: rotate(90deg); color: var(--accent); }

.grp-kicker {
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-fade);
  display: block;
  margin-bottom: 0.25rem;
  line-height: 1.3;
}
.grp-title {
  display: block;
  margin: 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.55rem;
  letter-spacing: -0.01em;
  color: var(--fg);
  line-height: 1.25;
}
.grp-count {
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.1em;
  color: var(--fg-fade);
  white-space: nowrap;
  text-align: right;
  line-height: 1.5;
}
.grp-count .grp-count-sec { display: block; }
.grp-count.filtered { color: var(--accent); }

.grp-body {
  padding: 0 0 1.5rem 1.85rem;
}
.grp-blurb {
  color: var(--fg-soft);
  font-size: 0.95rem;
  margin-bottom: 1.1rem;
  font-style: italic;
  max-width: 620px;
  line-height: 1.5;
}

/* ---- Curated group marker ---- */
details.group.is-curated > summary.group-head { background: var(--gold-soft); }
details.group.is-curated > summary.group-head:hover { background: rgba(160,122,44,0.18); }
details.group.is-curated > summary.group-head .grp-kicker { color: var(--gold); }
details.group.is-curated > summary.group-head .grp-title::before {
  content: '°5 ';
  color: var(--gold);
  font-size: 0.85em;
  vertical-align: 0.1em;
}

/* ---- Level 2: Section (formerly "category") ---- */
details.category {
  border-top: 1px solid var(--rule-soft);
  margin-left: 0;
}
details.category:first-of-type { border-top: none; }
details.category[hidden] { display: none; }

summary.category-head {
  list-style: none;
  cursor: pointer;
  padding: 0.8rem 0.5rem 0.8rem 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 0.7rem;
  transition: background 0.12s;
}
summary.category-head::-webkit-details-marker { display: none; }
summary.category-head:hover { background: var(--rule-soft); }
summary.category-head:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.caret {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--fg-fade);
  transition: transform 0.15s;
  display: inline-block;
  width: 0.85rem;
  text-align: center;
}
details.category[open] > summary > .caret { transform: rotate(90deg); }

.cat-kicker {
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-fade);
  display: block;
  margin-bottom: 0.15rem;
  line-height: 1.3;
}
.cat-title {
  display: block;
  margin: 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.04rem;
  letter-spacing: -0.005em;
  color: var(--fg);
  line-height: 1.3;
}
.cat-count {
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.1em;
  color: var(--fg-fade);
  white-space: nowrap;
}
.cat-count.filtered { color: var(--accent); }

.cat-body { padding: 0 0 1.1rem 1.65rem; }
.cat-blurb {
  color: var(--fg-soft);
  font-size: 0.9rem;
  margin-bottom: 0.85rem;
  max-width: 600px;
  font-style: italic;
  line-height: 1.5;
}

.entries {
  display: grid;
  gap: 0.55rem;
  min-width: 0;
  container: resource-entries / inline-size;
}

/* ---- Level 3: Entry ---- */
.entry {
  display: grid;
  min-width: 0;
  max-width: 100%;
  grid-template-columns: minmax(0, 1fr);
  grid-auto-flow: row;
  grid-auto-rows: max-content;
  align-items: start;
  gap: 0.75rem 1rem;
  padding: 0.6rem 0.85rem 0.6rem 0.7rem;
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--stripe, var(--neutral));
  border-radius: 3px;
  text-decoration: none;
  color: var(--fg);
  transition: background 0.15s, border-color 0.15s;
}
.entry-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 7.2rem;
  align-items: stretch;
  min-width: 0;
  max-width: 100%;
}
.entry-shell[hidden] { display: none; }
.entry-shell .entry { border-radius: 3px 0 0 3px; }
.entry-detail {
  box-sizing: border-box;
  display: flex;
  width: auto;
  min-width: 0;
  max-width: 100%;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rule);
  border-left: 0;
  border-radius: 0 3px 3px 0;
  background: color-mix(in srgb, var(--card) 44%, transparent);
  padding: 0.65rem;
  color: var(--fg-soft);
  font-family: var(--mono);
  font-size: 0.67rem;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
}
.entry-detail:hover,
.entry-detail:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.entry[hidden] { display: none; }
.entry:hover {
  background: var(--card-hover);
  border-color: var(--accent-line);
  border-left-color: var(--stripe, var(--accent));
}
.entry:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.entry.stripe-apparatus { --stripe: var(--accent); }
.entry.stripe-archive   { --stripe: var(--gold); }
.entry.stripe-clean     { --stripe: var(--neutral); }

.entry > * {
  min-width: 0;
  max-width: 100%;
  grid-column: 1;
}
.entry-main { min-width: 0; }
.entry-title { font-family: var(--display); font-size: 1.04rem; font-weight: 500; line-height: 1.4; color: var(--fg); overflow-wrap: normal; word-break: normal; hyphens: none; }
.entry-byline { font-family: var(--body); font-size: 0.9rem; color: var(--fg-soft); font-style: italic; }
.entry-byline::before { content: "— "; color: var(--fg-fade); font-style: normal; }

.entry-meta {
  min-width: 0;
  max-width: 100%;
  font-family: var(--mono);
  font-size:0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-fade);
  white-space: normal;
  text-align: left;
  align-self: center;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 0.55rem;
  flex-shrink: 0;
}
.entry-meta > span { min-width: 0; max-width: 100%; }
.entry-meta .subj { color: var(--gold); font-weight: 500; }
.entry-meta .grade { color: var(--fg-soft); font-weight: 500; }
.entry-meta .host { color: var(--fg-fade); }

.entry-notes {
  grid-column: 1 / -1;
  font-size: 0.85rem;
  color: var(--fg-soft);
  font-style: italic;
  margin-top: 0.25rem;
  padding-top: 0.4rem;
  border-top: 1px dashed var(--rule);
  line-height: 1.45;
}

.entry-source-cta {
  display: inline-flex;
  width: fit-content;
  min-height: 36px;
  grid-column: 1 / -1;
  align-items: center;
  margin-top: 0.15rem;
  border-radius: 3px;
  background: var(--accent);
  padding: 0.45rem 0.65rem;
  color: white;
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: normal;
}

/* Reflow from the width the card actually receives. This protects nested
   catalog cards and browser zoom states where the viewport alone is a poor
   proxy for the available inline size. */
@container resource-entries (max-width: 38rem) {
  .entry-shell { grid-template-columns: minmax(0, 1fr); }
  .entry-shell .entry { border-radius: 3px 3px 0 0; }
  .entry-detail {
    width: 100%;
    border-top: 0;
    border-left: 1px solid var(--rule);
    border-radius: 0 0 3px 3px;
  }
}

/* Viewport fallback for browsers without container-query support. */
@media (max-width: 700px) {
  .entry-shell { grid-template-columns: minmax(0, 1fr); }
  .entry-shell .entry { border-radius: 3px 3px 0 0; }
  .entry-detail {
    width: 100%;
    border-top: 0;
    border-left: 1px solid var(--rule);
    border-radius: 0 0 3px 3px;
  }
}

/* ---- empty state ---- */
.empty {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--fg-soft);
  font-style: italic;
  border: 1px dashed var(--rule);
  border-radius: 4px;
  margin-top: 1.5rem;
}
.empty p { margin: 0; }
.empty[hidden] { display: none; }

.result-count {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.035em;
  color: var(--fg-soft);
  padding: 0.55rem 0 0;
}
.result-count[hidden] { display: none; }

#filter-toggle.has-active::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent, #c9a66b);
  border-radius: 50%;
  margin-left: 5px;
  vertical-align: middle;
}


.quick-finder{display:grid;gap:.55rem;margin:.15rem 0 .7rem;padding:.75rem;border:1px solid var(--rule);border-radius:4px;background:color-mix(in srgb,var(--card) 60%,transparent);}
.quick-finder .quick-label{font-family:var(--mono);font-size:0.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-fade);}
.quick-finder-row{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .45rem;}
.quick-group-label{min-width:5.2rem;color:var(--fg-fade);font-family:var(--mono);font-size:.67rem;letter-spacing:.09em;text-transform:uppercase;}
.quick-finder button{font-family:var(--mono);font-size:0.72rem;letter-spacing:.06em;border:1px solid var(--rule);border-radius:999px;background:transparent;color:var(--fg-soft);padding:.32rem .55rem;cursor:pointer;}
.quick-finder button:hover,.quick-finder button:focus-visible,.quick-finder button.active{border-color:var(--accent);color:var(--accent);}
.quick-finder button.active{background:var(--accent);color:#fff;}
.empty{padding:1.25rem;border:1px solid var(--rule);background:var(--accent-soft);color:var(--fg-soft);}
.empty .ctrl-btn{display:block;margin:.85rem auto 0;color:var(--accent);border-color:var(--accent-line);}
.contribute {
  margin-top: 3rem;
  padding: 1.25rem 1.5rem;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 0 4px 4px 0;
  font-size: 0.92rem;
  color: var(--fg-soft);
}
.contribute strong { color: var(--fg); font-weight: 500; }
.contribute a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.teacher-commons-note {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--rule);
  color: var(--fg-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}
.teacher-commons-note strong { color: var(--fg); font-weight: 500; }
.teacher-commons-note a { color: var(--accent); text-underline-offset: 2px; }

.foot {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-soft);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.foot a { color: var(--fg-soft); text-decoration: none; border-bottom: 1px solid var(--rule); }
.foot a:hover { color: var(--accent); border-bottom-color: var(--accent); }

@media (max-width: 700px) {
  .teacher-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .teacher-facts div { border-bottom: 1px solid var(--rule); }
  .teacher-facts div:nth-child(2n) { border-right: 0; }
  .teacher-facts div:nth-last-child(-n + 2) { border-bottom: 0; }
  .teacher-feature { grid-template-columns: 1fr; align-items: start; }
  .teacher-feature > a { width: 100%; }
}

@media (max-width: 600px) {
  .wrap { padding: 3rem 0.75rem 4rem; }
  /* Keep every project exit legible on narrow screens. The shared navigation
     uses a horizontal rail, which can leave the final label half-visible
     after keyboard focus scrolls only the current item into view. */
  .project-nav {
    flex-wrap: wrap;
    overflow-x: visible;
    gap: 0.65rem 1rem;
  }
  .project-nav a {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
  }
  .entry { grid-template-columns: minmax(0, 1fr); }
  .entry-meta { text-align: left; justify-content: flex-start; }
  summary.group-head,
  summary.category-head {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
  }
  summary.group-head { gap: 0.35rem 0.6rem; }
  summary.category-head { gap: 0.3rem 0.5rem; }
  .grp-headtext,
  .cat-headtext { min-width: 0; }
  .grp-count,
  .cat-count {
    grid-column: 2;
    justify-self: start;
    max-width: 100%;
    white-space: normal;
    text-align: left;
  }
  .grp-count { display: flex; flex-wrap: wrap; gap: 0.2rem 0.65rem; }
  .grp-count .grp-count-sec { display: inline; }
  .grp-body { padding-left: 0; }
  .cat-body { padding-left: 0; }
  .chip-label { min-width: 100%; margin-bottom: 0.2rem; }
  .grp-title { font-size: 1.3rem; }
  .teacher-facts { grid-template-columns: 1fr; }
  .teacher-facts div {
    padding-inline: 0;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }
  .teacher-facts div:last-child { border-bottom: 0; }
  .teacher-intent-grid { grid-template-columns: 1fr; }
  .teacher-intent-grid a { min-height: 96px; }
  .quick-group-label { flex-basis: 100%; min-width: 0; }
  .entry-source-cta {
    max-width: 100%;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: normal;
  }
}

@media print {
  body { background: white !important; color: #000 !important; -webkit-print-color-adjust: economy; print-color-adjust: economy; }
  .topbar, .controls, .contribute, .subscribe, .teacher-facts, .teacher-orientation, .teacher-section-head, .teacher-commons-note { display: none !important; }
  details.group[hidden], details.category[hidden], .entry-shell[hidden], .entry[hidden] { display: none !important; }
  details.group:not([hidden]), details.category:not([hidden]) { display: block !important; }
  details.group:not([hidden]) > .grp-body, details.category:not([hidden]) > .cat-body { display: block !important; }
  .entry { page-break-inside: avoid; }
  details.category, details.group { page-break-inside: avoid; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.85em; color: #555; overflow-wrap:anywhere;word-break:normal; }
  main, .wrap { padding: 1rem !important; max-width: 100% !important; margin: 0 !important; }
  .caret, .caret-g { display: none; }
}

.skip-link{position:absolute;left:-9999px;top:0;z-index:999;padding:.75rem 1rem;background:var(--gold);color:#fff;font-family:monospace;font-size:13px;font-weight:600;text-decoration:none;border-radius:0 0 4px 0}
.skip-link:focus{left:0;outline:2px solid currentColor;outline-offset:2px}
.skip-link.skip-catalog:focus{top:3.25rem}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
@media(max-width:768px){.chip,button,.btn,.ctrl-btn{min-height:44px}}

/* Empty count badges hide cleanly */
[data-cat-count]:empty,
[data-grp-count]:empty,
.cat-count:empty,
.grp-count-sec:empty,
.grp-count-ent:empty { display: none; }

/* Keep the 645-resource finder usable as a finder instead of turning its
   sticky controls into a screen-height wall. Quick starts remain visible;
   the complete facet set is one explicit, keyboard-operable disclosure on
   every viewport. The static catalog remains fully browseable without JS. */
.filter-rows { display: none; }
body.filters-open .filter-rows { display: block; }
.filter-toggle { display: inline-flex; align-items: center; }
@media (max-width: 768px) {
  #filter-toggle.has-active { color: var(--accent); border-color: var(--accent-line); }
  .search-row .search-input { flex-basis: 100%; width: 100%; }
  .search-row .ctrl-btn { flex: 1 1 auto; justify-content: center; }
  .workflow-actions .ctrl-btn { flex: 0 1 auto; }
  .finder-action-status { flex-basis: 100%; margin-left: 0; }
}

/* Flat search-results view, when search query active, force all matching
   entries visible without requiring accordion expansion */
body.searching details.group,
body.searching details.category {
  /* Override any user-collapse during active search */
}
body.searching details.group[hidden],
body.searching details.category[hidden] {
  display: none;
}
@media print { .skip-link { display: none !important; } }


  /* Respect reduced-motion preferences. */
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.001ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.001ms !important;
      scroll-behavior: auto !important;
    }
    .mandala-canvas,
    canvas.mandala,
    .geo,
    .geo svg,
    [data-animate] {
      animation: none !important;
      transform: none !important;
    }
    .reveal,
    .reveal-up,
    .reveal-down,
    .reveal-left,
    .reveal-right,
    [class*="delay-"] {
      opacity: 1 !important;
      transform: none !important;
    }
  }

  /* Preserve 44px mobile targets. */
  @media (max-width: 768px) {
    button,
    .btn,
    [role="button"],
    a.cta, .cta,
    .mode-btn,
    .ctrl-chip,
    .filter-pill,
    input[type="checkbox"],
    input[type="radio"],
    select {
      min-height: 44px;
      min-width: 44px;
    }
  }


/* Performance: long catalogs render rows as they enter the viewport. */
@supports (content-visibility: auto) {
  /* Keep a stable first estimate, then remember each rendered card's real
     block size so later filtering and reopening do not reintroduce scroll
     jumps. */
  .entry { content-visibility: auto; contain-intrinsic-size: auto 120px; }
}