/* explore.css — WORD-DRIFT overview-first explorer
   Extends site.css. All tokens from site.css :root are available. */

/* ── Drift-type categorical palette (8 types) ─────────────────────────
   LIGHT default: saturated, AA-legible on the white canvas. The original
   dark palette is preserved under [data-theme="dark"]. */
:root {
  --dt-pejoration:      #dc2626;   /* red — valence negative */
  --dt-amelioration:    #15803d;   /* green — valence positive */
  --dt-broadening:      #4338ca;   /* indigo — scope */
  --dt-narrowing:       #7c3aed;   /* violet — scope */
  --dt-metaphorization: #b26a00;   /* gold — mechanism */
  --dt-metonymization:  #c2410c;   /* orange — mechanism */
  --dt-reversal:        #be185d;   /* magenta-pink — social */
  --dt-reappropriation: #0f766e;   /* teal — social */
  --dt-unknown:         #73788c;   /* grey — fallback */
}

[data-theme="dark"] {
  --dt-pejoration:      #f05252;
  --dt-amelioration:    #2ecc7a;
  --dt-broadening:      #5b7cf8;
  --dt-narrowing:       #a78bfa;
  --dt-metaphorization: #f5a623;
  --dt-metonymization:  #fb923c;
  --dt-reversal:        #e879f9;
  --dt-reappropriation: #34d399;
  --dt-unknown:         #4e556d;
}

/* ── Explorer layout ──────────────────────────────────────────────── */
#explore-root {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 52px);
}

/* Top bar with meta stats */
#explore-topbar {
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.topbar-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-sub);
  white-space: nowrap;
}

.stat-chips {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.stat-chip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.2rem 0.65rem;
  font-size: 0.77rem;
  color: var(--text-sub);
  white-space: nowrap;
}

.stat-chip strong { color: var(--text); }

/* ── Tabs ──────────────────────────────────────────────────────────── */
.exp-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  background: var(--bg-panel);
}

.exp-tab-btn {
  padding: 0.7rem 1.2rem;
  font-size: 0.87rem;
  font-family: var(--font);
  font-weight: 500;
  background: none;
  border: none;
  color: var(--text-sub);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  margin-bottom: -1px;
}

.exp-tab-btn:hover { color: var(--text); }
.exp-tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Panels ────────────────────────────────────────────────────────── */
.exp-panel { display: none; }
.exp-panel.active { display: block; }

/* ── Overview panel layout ────────────────────────────────────────── */
#panel-overview {
  display: none;
  padding: 1.25rem 2rem 2rem;
  gap: 1.25rem;
  flex-direction: column;
}

#panel-overview.active {
  display: flex;
}

/* Histogram + beeswarm area */
.tl-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.tl-section-header {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card2);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.tl-section-header span { color: var(--text-faint); font-weight: 400; font-size: 0.7rem; letter-spacing: 0; text-transform: none; }

/* Facet sidebar + grid row */
.overview-body {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1.25rem;
  align-items: start;
}

/* ── Facet panel ─────────────────────────────────────────────────── */
.facet-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  position: sticky;
  top: 60px;
}

.facet-panel-header {
  padding: 0.55rem 0.85rem;
  background: var(--bg-card2);
  border-bottom: 1px solid var(--border);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.facet-clear-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.7rem;
  color: var(--text-faint);
  font-family: var(--font);
  padding: 0;
}

.facet-clear-btn:hover { color: var(--accent-hi); }

.facet-body {
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.facet-group-label {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.4rem;
}

.facet-search {
  width: 100%;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.35rem 0.6rem;
  font-size: 0.82rem;
  font-family: var(--font);
  color: var(--text);
  outline: none;
}

.facet-search:focus {
  border-color: var(--accent);
}

.facet-search::placeholder { color: var(--text-faint); }

.facet-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.facet-chip {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.18rem 0.5rem;
  font-size: 0.72rem;
  font-family: var(--font);
  color: var(--text-sub);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
  user-select: none;
  white-space: nowrap;
}

.facet-chip:hover { border-color: var(--accent); color: var(--text); }
.facet-chip.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent-hi);
}

/* drift-type chips get their colour from CSS custom property */
.facet-chip[data-type]        { border-left: 3px solid var(--dt-border, var(--border)); }

.facet-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.78rem;
  color: var(--text-sub);
}

.facet-toggle input[type="checkbox"] {
  accent-color: var(--accent);
  width: 14px; height: 14px;
}

.year-range-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.year-input {
  width: 64px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.25rem 0.4rem;
  font-size: 0.77rem;
  font-family: var(--font-mono);
  color: var(--text);
  outline: none;
}

.year-input:focus { border-color: var(--accent); }
.year-sep { color: var(--text-faint); font-size: 0.72rem; }

/* Active-filter chips bar */
.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.5rem 0 0;
  min-height: 0;
}

.active-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.72rem;
  color: var(--accent-hi);
}

.active-filter-chip button {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--accent-hi);
  font-size: 0.82rem;
  line-height: 1;
  padding: 0;
  margin-left: 0.1rem;
}

/* ── Word grid ────────────────────────────────────────────────────── */
.word-grid-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.word-grid-info {
  font-size: 0.77rem;
  color: var(--text-faint);
  padding: 0 0.1rem;
}

.word-grid-info strong { color: var(--text-sub); }

.word-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 0.75rem;
}

.word-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.word-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.word-card-top {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.word-card-form {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.word-card-lang {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.word-card-type-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.type-chip {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  white-space: nowrap;
}

.word-card-connotation {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  color: var(--text-faint);
}

.conn-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.word-card-trigger {
  font-size: 0.7rem;
  color: var(--gold);
  background: color-mix(in srgb, var(--gold) 10%, transparent);
  border-radius: 3px;
  padding: 0.1rem 0.4rem;
  display: inline-block;
}

/* ── Triggers panel ────────────────────────────────────────────────── */
#panel-triggers {
  display: none;
  padding: 1.25rem 2rem 2rem;
  flex-direction: column;
  gap: 1.25rem;
}

#panel-triggers.active {
  display: flex;
}

.trigger-tl-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.trigger-detail-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.6;
  min-height: 80px;
}

.trigger-detail-panel.empty { color: var(--text-faint); font-style: italic; }

.trigger-detail-panel h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.trigger-word-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
}

.trigger-word-pill {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.18rem 0.55rem;
  font-size: 0.78rem;
  color: var(--text-sub);
  cursor: pointer;
  transition: border-color 0.12s;
}

.trigger-word-pill:hover { border-color: var(--accent); color: var(--accent-hi); }

/* Word detail -> trigger cross-link */
.detail-triggers { margin-top: 0.25rem; }
.detail-triggers[hidden] { display: none; }
.detail-triggers-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin-bottom: 0.45rem;
}

/* ── Detail panel ──────────────────────────────────────────────────── */
#panel-detail {
  display: none;
  padding: 1.25rem 2rem 2rem;
  flex-direction: column;
  gap: 1.25rem;
}

#panel-detail.active {
  display: flex;
}

.detail-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.detail-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-sub);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  padding: 0;
}

.detail-back-btn:hover { color: var(--accent-hi); }

.detail-word-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.detail-word-lang {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.detail-svg-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.detail-svg-wrap svg { display: block; width: 100%; }

.detail-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  padding: 0 1rem;
  background: var(--bg-card2);
}

.detail-tab-btn {
  padding: 0.55rem 0.9rem;
  font-size: 0.82rem;
  font-family: var(--font);
  font-weight: 500;
  background: none;
  border: none;
  color: var(--text-sub);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.12s, border-color 0.12s;
  margin-bottom: -1px;
}

.detail-tab-btn:hover { color: var(--text); }
.detail-tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.detail-sub-panel { display: none; }
.detail-sub-panel.active { display: block; }

/* ── Legend ────────────────────────────────────────────────────────── */
.legend-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
}

.legend-title {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.6rem;
}

.legend-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.77rem;
  color: var(--text-sub);
}

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  flex-shrink: 0;
}

.legend-swatch.circle { border-radius: 50%; }

/* ── Tooltip ───────────────────────────────────────────────────────── */
#exp-tooltip {
  position: fixed;
  pointer-events: none;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem 0.8rem;
  font-size: 0.8rem;
  max-width: 280px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  z-index: 9999;
  display: none;
  line-height: 1.5;
}

#exp-tooltip strong { color: var(--text); display: block; margin-bottom: 0.15rem; }
#exp-tooltip p { color: var(--text-sub); }
#exp-tooltip .tt-sub { font-size: 0.72rem; color: var(--text-faint); margin-top: 0.25rem; }

/* ── Explorer footer ───────────────────────────────────────────────── */
.exp-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 2rem;
  font-size: 0.73rem;
  color: var(--text-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-panel);
  margin-top: auto;
}

.exp-footer a { color: var(--text-faint); }
.exp-footer a:hover { color: var(--text-sub); }

/* ── Cause / causal layer ──────────────────────────────────────────── */

/* Trigger palette: top-5 triggers get distinct colours; remainder share neutral.
   LIGHT default tuned for the white canvas; dark original preserved below. */
:root {
  --cause-t0: #b26a00;   /* gold  — primary */
  --cause-t1: #be185d;   /* magenta */
  --cause-t2: #0369a1;   /* sky   */
  --cause-t3: #0f766e;   /* teal  */
  --cause-t4: #e11d48;   /* rose  */
  --cause-gradual: #73788c; /* grey — gradual/no cause */
  --cause-ring: #b26a00;    /* outer ring on triggered dots */
}

[data-theme="dark"] {
  --cause-t0: #f5a623;
  --cause-t1: #e879f9;
  --cause-t2: #38bdf8;
  --cause-t3: #34d399;
  --cause-t4: #fb7185;
  --cause-gradual: #4e556d;
  --cause-ring: #f5a623;
}

/* Lens toggle control above the beeswarm */
.lens-toggle-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  font-size: 0.72rem;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border);
  background: var(--bg-card2);
  flex-wrap: wrap;
}

.lens-toggle-row .lens-label {
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-sub);
  margin-right: 0.25rem;
}

.lens-btn {
  padding: 0.15rem 0.55rem;
  font-size: 0.72rem;
  font-family: var(--font);
  font-weight: 500;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-sub);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s, color 0.12s;
}

.lens-btn:hover { border-color: var(--accent); color: var(--text); }
.lens-btn.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent-hi);
}

/* Links toggle (show cause connectors) */
.links-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
  margin-left: auto;
  color: var(--text-faint);
  font-size: 0.7rem;
}

.links-toggle-label input[type="checkbox"] {
  accent-color: var(--cause-t0);
  width: 12px;
  height: 12px;
}

/* Card cause line */
.word-card-cause {
  display: flex;
  align-items: flex-start;
  gap: 0.35rem;
  font-size: 0.7rem;
  line-height: 1.4;
  padding-top: 0.1rem;
}

.word-card-cause.has-cause {
  color: var(--cause-t0);
}

.word-card-cause.gradual {
  color: var(--cause-gradual);
}

.cause-glyph {
  flex-shrink: 0;
  font-size: 0.72rem;
  margin-top: 0.05rem;
}

.cause-text {
  flex: 1;
  min-width: 0;
}

.cause-ev-chip {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 600;
  padding: 0.06rem 0.3rem;
  border-radius: 3px;
  background: color-mix(in srgb, var(--gold) 12%, transparent);
  color: var(--cause-t0);
  border: 1px solid color-mix(in srgb, var(--gold) 28%, transparent);
  margin-left: 0.25rem;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* Replace the simple "triggered" badge when causes are available */
.word-card-trigger.has-cause-data { display: none; }

/* ── Source badges on word cards ───────────────────────────────────── */
.word-card-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem;
  margin-top: 0.1rem;
}

.source-badge {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.08rem 0.35rem;
  border-radius: 3px;
  white-space: nowrap;
  border: 1px solid transparent;
}

/* Per-source colours -- consistent with quality tier; tints + text track the
   theme palette so they read on the light canvas and stay distinct. */
.source-badge.src-curated   { background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 25%, transparent); }
.source-badge.src-gfds      { background: color-mix(in srgb, var(--dt-amelioration) 13%, transparent); color: var(--dt-amelioration); border-color: color-mix(in srgb, var(--dt-amelioration) 28%, transparent); }
.source-badge.src-owid      { background: color-mix(in srgb, var(--dt-reappropriation) 13%, transparent); color: var(--dt-reappropriation); border-color: color-mix(in srgb, var(--dt-reappropriation) 28%, transparent); }
.source-badge.src-dwug      { background: color-mix(in srgb, var(--dt-narrowing) 13%, transparent); color: var(--dt-narrowing); border-color: color-mix(in srgb, var(--dt-narrowing) 28%, transparent); }
.source-badge.src-semeval   { background: color-mix(in srgb, var(--dt-reversal) 13%, transparent); color: var(--dt-reversal); border-color: color-mix(in srgb, var(--dt-reversal) 28%, transparent); }
.source-badge.src-frequency { background: color-mix(in srgb, var(--neutral) 16%, transparent);  color: var(--neutral); border-color: color-mix(in srgb, var(--neutral) 35%, transparent); }

/* Quality dim for detected sources (visually faint) */
.source-badge.quality-detected { opacity: 0.72; }

/* Facet chip quality-tier tint (applied alongside .facet-chip) */
.facet-chip.q-high      { border-left: 3px solid var(--dt-amelioration); }
.facet-chip.q-benchmark { border-left: 3px solid var(--dt-narrowing); }
.facet-chip.q-detected  { border-left: 3px solid var(--text-faint); }

/* ── Misc helpers ──────────────────────────────────────────────────── */
.empty-msg {
  color: var(--text-sub);
  font-size: 0.85rem;
  padding: 2.5rem;
  text-align: center;
}

/* Timeline SVG shared styles */
.axis-line { stroke: var(--border); }
.axis-tick-text { fill: var(--text-sub); font-family: var(--font); font-size: 11px; }

/* ── Topbar actions: global search, random, help ──────────────────── */
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  flex-wrap: wrap;
}

.wd-search-wrap { position: relative; }

.wd-search-input {
  width: 230px;
  max-width: 50vw;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.32rem 0.6rem;
  font-size: 0.8rem;
  font-family: var(--font);
  color: var(--text);
  outline: none;
}
.wd-search-input:focus { border-color: var(--accent); }
.wd-search-input::placeholder { color: var(--text-faint); }

.wd-search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  min-width: 260px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.45);
  z-index: 9998;
  max-height: 340px;
  overflow-y: auto;
  padding: 0.25rem;
}

.wd-search-item {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.82rem;
}
.wd-search-item.active,
.wd-search-item:hover { background: color-mix(in srgb, var(--accent) 14%, transparent); }
.wd-search-kind {
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.08rem 0.3rem;
  border-radius: 3px;
  flex-shrink: 0;
}
.wd-search-kind-word    { background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent-hi); }
.wd-search-kind-trigger { background: color-mix(in srgb, var(--gold) 16%, transparent); color: var(--gold); }
.wd-search-label { font-weight: 600; color: var(--text); }
.wd-search-sub {
  font-size: 0.7rem;
  color: var(--text-faint);
  margin-left: auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 50%;
}
.wd-search-empty { padding: 0.5rem; font-size: 0.78rem; color: var(--text-faint); }

.wd-icon-btn {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.32rem 0.65rem;
  font-size: 0.78rem;
  font-family: var(--font);
  color: var(--text-sub);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.12s, color 0.12s;
}
.wd-icon-btn:hover { border-color: var(--accent); color: var(--text); }
#wd-help-btn { font-weight: 700; min-width: 2rem; }

/* ── Skeleton / spinner loading states ─────────────────────────────── */
.wd-spinner {
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  vertical-align: -2px;
  margin-right: 0.35rem;
  animation: wd-spin 0.8s linear infinite;
}
@keyframes wd-spin { to { transform: rotate(360deg); } }

.grid-loading { color: var(--text-sub); }

.skeleton-card {
  cursor: default;
  pointer-events: none;
  min-height: 110px;
  background: linear-gradient(100deg, var(--bg-card) 30%, var(--bg-card2) 50%, var(--bg-card) 70%);
  background-size: 200% 100%;
  animation: wd-shimmer 1.3s ease-in-out infinite;
}
@keyframes wd-shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skeleton-card:hover { transform: none; border-color: var(--border); }

.detail-loading-card {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-sub);
  font-size: 0.88rem;
}

/* ── Featured row ──────────────────────────────────────────────────── */
.featured-row { display: flex; flex-direction: column; gap: 0.5rem; }
.featured-row[hidden] { display: none; }
.featured-label {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.featured-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.6rem;
}
.featured-card { border-color: color-mix(in srgb, var(--accent) 30%, transparent); }

/* ── Overview zoom reset control ───────────────────────────────────── */
#overview-tl-wrap { position: relative; }
.ov-zoom-reset {
  position: absolute;
  top: 8px;
  right: 10px;
  z-index: 5;
  background: var(--bg-card2);
  border: 1px solid var(--accent);
  color: var(--accent-hi);
  border-radius: 5px;
  padding: 0.2rem 0.55rem;
  font-size: 0.7rem;
  font-family: var(--font);
  cursor: pointer;
}
.ov-zoom-reset[hidden] { display: none; }
.ov-zoom-reset:hover { background: color-mix(in srgb, var(--accent) 18%, transparent); }

/* ── Onboarding overlay ────────────────────────────────────────────── */
.wd-onboard {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--text) 45%, transparent);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.wd-onboard[hidden] { display: none; }
.wd-onboard-box {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 1.6rem 1.8rem 1.8rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.wd-onboard-close {
  position: absolute;
  top: 0.8rem; right: 1rem;
  background: none; border: none;
  font-size: 1.4rem; line-height: 1;
  color: var(--text-faint);
  cursor: pointer;
}
.wd-onboard-close:hover { color: var(--text); }
.wd-onboard-box h2 {
  font-size: 1.25rem; font-weight: 800; color: var(--text);
  letter-spacing: -0.02em; margin-bottom: 0.5rem;
}
.wd-onboard-lead { font-size: 0.92rem; color: var(--text-sub); line-height: 1.5; margin-bottom: 1rem; }
.wd-onboard-section { margin-top: 1.1rem; }
.wd-onboard-section h3 {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-faint); margin-bottom: 0.5rem;
}
.wd-onboard-section p { font-size: 0.85rem; color: var(--text-sub); line-height: 1.5; margin-top: 0.5rem; }
.wd-onboard-legend { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
.wd-onboard-legend li { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--text-sub); }
.wd-onboard-legend strong { color: var(--text); }
.wd-onboard-legend .conn-dot { width: 11px; height: 11px; }
.wd-onboard-ladder { margin: 0.5rem 0 0 1.1rem; display: flex; flex-direction: column; gap: 0.35rem; }
.wd-onboard-ladder li { font-size: 0.83rem; color: var(--text-sub); line-height: 1.4; }
.wd-onboard-ladder strong { color: var(--accent-hi); }
.wd-onboard-cta {
  margin-top: 1.4rem;
  background: var(--accent);
  border: none;
  border-radius: 7px;
  padding: 0.55rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font);
  color: #fff;
  cursor: pointer;
}
.wd-onboard-cta:hover { background: var(--accent-hi); }

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .overview-body {
    grid-template-columns: 1fr;
  }

  .facet-panel {
    position: static;
  }
}

/* Mobile: < 768px — facet drawer, single-column dashboard, scrolling tabs */
@media (max-width: 768px) {
  /* Tab bar scrolls horizontally instead of wrapping/clipping. */
  .exp-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .exp-tabs::-webkit-scrollbar { display: none; }
  .exp-tab-btn { white-space: nowrap; flex-shrink: 0; }

  /* Topbar: search takes the full row, actions wrap below the stats. */
  #explore-topbar { gap: 0.6rem; }
  .topbar-actions { width: 100%; margin-left: 0; }
  .wd-search-wrap { flex: 1 1 100%; }
  .wd-search-input { width: 100%; max-width: none; }

  /* Facet panel becomes a collapsible disclosure (drawer). */
  .facet-panel { position: static; }
  .facet-panel > .facet-body { display: none; }
  .facet-panel.facet-open > .facet-body { display: flex; }
  .facet-panel-header {
    cursor: pointer;
    user-select: none;
  }
  .facet-panel-header::after {
    content: "▸";
    margin-left: auto;
    transition: transform 0.15s;
    color: var(--text-faint);
  }
  .facet-panel.facet-open .facet-panel-header::after { transform: rotate(90deg); }
  .facet-clear-btn { margin-left: 0.5rem; }

  /* Dashboards stack to one column. */
  .detail-dashboard { grid-template-columns: 1fr; }
  .dash-affected-grid { grid-template-columns: 1fr; }
  .word-grid,
  .featured-cards { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}

@media (max-width: 640px) {
  #explore-topbar { padding: 0.5rem 1rem; gap: 0.75rem; }
  .exp-tabs { padding: 0 0.75rem; }
  .exp-tab-btn { padding: 0.6rem 0.75rem; font-size: 0.8rem; }
  #panel-overview,
  #panel-triggers,
  #panel-detail,
  #panel-compare,
  #panel-network,
  #panel-map,
  #panel-trends { padding: 0.75rem 1rem 1.5rem; }
}

@media (max-width: 420px) {
  .word-grid,
  .featured-cards { grid-template-columns: 1fr 1fr; }
  .wd-onboard-box { padding: 1.2rem 1.1rem 1.4rem; }
}

/* ── Reduced motion: disable decorative transitions + animations ───── */
@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;
  }
  .word-card:hover { transform: none; }
  .skeleton-card { animation: none; background: var(--bg-card2); }
  .wd-spinner { animation: none; border-top-color: var(--accent); }
}

/* ── Word dashboard ────────────────────────────────────────────────── */
.detail-dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.85rem;
  margin: 0.5rem 0 0.25rem;
  align-items: start;
}
.detail-dashboard[hidden] { display: none; }

.dash-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
}

/* Header card spans the full width on top */
.dash-header { grid-column: 1 / -1; }

.dash-card-title {
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.6rem;
}

/* --- Header --- */
.dash-title-row {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 0.5rem;
}
.dash-word {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}
.dash-lang-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-hi);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1rem 0.4rem;
}

.dash-type-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.55rem;
}

.dash-conn-arc {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-bottom: 0.5rem;
}
.dash-conn-arc .conn-dot { width: 11px; height: 11px; }
.dash-conn-arrow { color: var(--text-faint); font-weight: 700; }
.dash-conn-from, .dash-conn-to, .dash-conn-label { font-weight: 600; }

.dash-meta-line {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.82rem;
  margin-bottom: 0.5rem;
}
.dash-meta-key {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.dash-meta-val { color: var(--text); font-family: var(--font-mono); }

.dash-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.dash-quality-badge {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text-sub);
}
.dash-quality-badge.q-high      { color: var(--dt-amelioration); border-color: color-mix(in srgb, var(--dt-amelioration) 38%, transparent); }
.dash-quality-badge.q-benchmark { color: var(--dt-narrowing); border-color: color-mix(in srgb, var(--dt-narrowing) 38%, transparent); }
.dash-quality-badge.q-detected  { color: var(--text-faint); border-color: var(--border); }

/* --- Causal hypotheses --- */
.dash-hyp {
  border-top: 1px solid var(--border-soft);
  padding-top: 0.6rem;
  margin-top: 0.6rem;
}
.dash-causal .dash-hyp:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}
.dash-hyp-head {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.45rem;
}
.dash-hyp-year {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-sub);
}
.dash-hyp-none {
  font-size: 0.78rem;
  color: var(--text-faint);
  font-style: italic;
  margin: 0.3rem 0 0;
}
.dash-hyp-trigger { margin-top: 0.4rem; }
.dash-hyp-trigger .trigger-word-pill { margin-bottom: 0.45rem; }

.dash-ladder {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  margin: 0.35rem 0;
}
.dash-ladder-rung {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.12rem 0.34rem;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--text-faint);
  background: transparent;
  white-space: nowrap;
}
.dash-ladder-rung.claimed {
  color: var(--text-sub);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}
.dash-ladder-rung.top {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}
.dash-ladder-sep {
  color: var(--text-faint);
  font-size: 0.62rem;
  font-weight: 700;
}

.dash-conf {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.4rem;
}
.dash-conf-key {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.dash-conf-track {
  flex: 1;
  max-width: 120px;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-card2);
  overflow: hidden;
}
.dash-conf-fill {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
}
.dash-conf-num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text);
}

/* --- Senses --- */
.dash-sense {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.35rem 0;
  border-top: 1px solid var(--border-soft);
  font-size: 0.82rem;
}
.dash-senses .dash-sense:first-of-type { border-top: none; }
.dash-sense .conn-dot { position: relative; top: 1px; }
.dash-sense-year {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-sub);
  flex-shrink: 0;
  min-width: 2.6em;
}
.dash-sense-gloss { color: var(--text); line-height: 1.4; }

/* --- Frequency sparkline --- */
.dash-spark-wrap { width: 100%; }
.dash-spark { display: block; width: 100%; }
.dash-spark-range {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-faint);
  margin-top: 0.25rem;
}

/* --- Cross-lingual sibling --- */
.dash-sibling-link strong {
  text-transform: uppercase;
  font-size: 0.78em;
  letter-spacing: 0.05em;
}

/* --- Sources --- */
.dash-source-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
a.source-badge:hover { border-color: var(--accent); }

/* ===========================================================================
   TRIGGER DASHBOARD
   Reuses the .dash-* card system. The host panel sheds its own card chrome so
   the grid sits flush (the cards provide the background/border).
   =========================================================================== */
.trigger-detail-panel.trigger-dashboard-host {
  background: transparent;
  border: none;
  padding: 0;
}

/* Header: trigger label can be long, so allow wrapping + a category chip. */
.dash-trigger-title-row {
  flex-wrap: wrap;
  align-items: center;
}
.dash-trigger-word {
  font-size: 1.2rem;
  line-height: 1.25;
}
.dash-cat-chip {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.12rem 0.45rem;
}

.dash-wikidata-link {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-hi);
  text-decoration: none;
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 3px;
  padding: 0.08rem 0.4rem;
  margin-left: auto;
}
.dash-wikidata-link:hover { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }

/* --- About this event (Wikipedia summary) card --- */
.dash-wiki { overflow: hidden; }
.dash-wiki-loading {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-sub);
}
.dash-wiki-loadingtext { color: var(--text-faint); }
.dash-wiki-empty {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-faint);
}
.dash-wiki-thumb {
  float: right;
  width: 96px;
  height: auto;
  max-height: 120px;
  object-fit: cover;
  margin: 0 0 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.dash-wiki-extract {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text-sub);
  margin: 0 0 0.55rem;
}
.dash-wiki-extract:last-of-type { margin-bottom: 0.65rem; }
.dash-wiki-footer {
  clear: both;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.4rem;
}
.dash-wiki-link { margin-left: 0; }
.dash-wiki-attr {
  font-size: 0.68rem;
  color: var(--text-faint);
  margin: 0.5rem 0 0;
}

.dash-impact-line {
  font-size: 0.85rem;
  color: var(--text-sub);
  margin-top: 0.2rem;
}
.dash-impact-line strong { color: var(--text); font-family: var(--font-mono); }
.dash-impact-langs { color: var(--text-faint); }

/* Description */
.dash-desc-text {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text-sub);
}

/* Cross-lingual highlight */
.dash-trigger-xling {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 70%), var(--bg-card);
}
.dash-xling-text {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-sub);
}
.dash-xling-text strong { color: var(--text); }
.dash-xling-de, .dash-xling-en {
  font-weight: 700;
  color: var(--accent-hi);
}
.dash-xling-and { color: var(--text-faint); font-weight: 700; }

/* Affected-words grid of mini-cards */
.dash-trigger-words { grid-column: 1 / -1; }
.dash-affected-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.6rem;
}
.dash-affected {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 0.7rem;
  cursor: pointer;
  transition: border-color 0.12s, transform 0.12s;
}
.dash-affected:not(.is-unlinked):hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.dash-affected:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.dash-affected.is-unlinked { cursor: default; }
.dash-affected-head {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  margin-bottom: 0.45rem;
}
.dash-affected-word {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}
.dash-affected .type-chip { display: inline-block; margin-bottom: 0.45rem; }
.dash-affected .dash-conf { margin-top: 0.3rem; }
.dash-affected .dash-conf-track { max-width: none; }

/* Evidence / confidence mini-summary */
.dash-summary-stat {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.82rem;
  margin-bottom: 0.6rem;
}
.dash-tier-dist {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.dash-tier-pill {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.14rem 0.4rem;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--text-sub);
  background: var(--bg-card2);
}
.dash-tier-count {
  font-family: var(--font-mono);
  color: var(--accent-hi);
  font-weight: 700;
}