/* Tool-specific styles for Count Data Regression Lab (Poisson, NB2 & Two-Part Hurdle) */

.equation-section .math {
  background: var(--app-card-bg, #ffffff);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--app-border, #e2e8f0);
  margin: 0.5rem 0 1rem;
  overflow-x: auto;
}

.mode-toggle {
  display: inline-flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.mode-button {
  border: 1px solid var(--app-border, #cbd5e1);
  background: #fff;
  color: var(--app-text, #0f172a);
  padding: 0.6rem 1.1rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.15s ease;
}

.mode-button.active {
  background: var(--app-accent, #2563eb);
  color: #fff;
  border-color: var(--app-accent, #2563eb);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

/* Primary Model Family Selector (Poisson / NB2 / Two-Part Hurdle) */
.model-family-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
  margin: 0.5rem 0 0.75rem;
}

.model-family-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1.5px solid var(--app-border, #cbd5e1);
  background: #ffffff;
  color: var(--app-text, #0f172a);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.model-family-btn:hover {
  border-color: var(--app-accent, #2563eb);
  background: #f8fafc;
}

.model-family-btn.active {
  border-color: var(--app-accent, #2563eb);
  background: #eff6ff;
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.14);
}

.model-family-btn__title {
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--app-text, #0f172a);
}

.model-family-btn.active .model-family-btn__title {
  color: #1d4ed8;
}

.model-family-btn__sub {
  font-size: 0.82rem;
  color: var(--app-muted, #475569);
  line-height: 1.35;
}

/* Guided Model Advisor Banner */
.count-model-advisor {
  margin: 0.85rem 0 1.15rem;
  padding: 0.9rem 1.1rem;
  border-radius: 10px;
  border: 1px solid #cbd5e1;
  border-left: 4px solid #2563eb;
  background: #f8fafc;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.count-model-advisor--good {
  border-left-color: #16a34a;
  background: #f0fdf4;
  border-color: #bbf7d0;
}

.count-model-advisor--warn {
  border-left-color: #d97706;
  background: #fffbeb;
  border-color: #fde68a;
}

.count-model-advisor--alert {
  border-left-color: #dc2626;
  background: #fef2f2;
  border-color: #fecaca;
}

.count-model-advisor__body {
  flex: 1 1 420px;
}

.count-model-advisor__headline {
  font-weight: 700;
  font-size: 0.96rem;
  color: #0f172a;
  margin-bottom: 0.2rem;
}

.count-model-advisor__detail {
  font-size: 0.88rem;
  color: #334155;
  margin: 0;
  line-height: 1.45;
}

.count-model-advisor__action {
  flex-shrink: 0;
}

/* Exposure offset selector row */
.exposure-control-box {
  margin-top: 0.65rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 8px;
  background: #f8fafc;
}

.exposure-control-box label {
  font-weight: 600;
  display: block;
  margin-bottom: 0.25rem;
}

/* Variable selection panel */
.variable-selection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  align-items: flex-start;
}

.predictor-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.predictor-list.stacked .predictor-row {
  display: grid;
  grid-template-columns: auto minmax(120px, 1fr) 96px auto minmax(110px, 130px) minmax(150px, 180px);
  gap: 0.6rem;
  align-items: center;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 8px;
  background: #fff;
}

@media (max-width: 780px) {
  .predictor-list.stacked .predictor-row {
    grid-template-columns: auto 1fr auto;
  }
}

.predictor-row select {
  width: 100%;
}

.predictor-ref-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.predictor-ref-wrapper label {
  font-size: 0.8rem;
  color: var(--app-muted, #64748b);
}

/* Predictor picker toolbar, search, sparklines & type badges */
.picker-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.35rem;
  padding: 0.45rem 0.6rem;
  background: #f8fafc;
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 8px;
}

.picker-toolbar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.picker-chip {
  border: 1px solid var(--app-border, #cbd5e1);
  background: #ffffff;
  color: var(--app-text, #0f172a);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease;
}

.picker-chip:hover {
  background: #eff6ff;
  border-color: var(--app-accent, #2563eb);
}

.picker-toolbar__search {
  flex: 1 1 180px;
  max-width: 260px;
}

.picker-search-input {
  width: 100%;
  padding: 0.3rem 0.55rem;
  font-size: 0.85rem;
  border: 1px solid var(--app-border, #cbd5e1);
  border-radius: 6px;
  background: #ffffff;
}

.picker-toolbar__count {
  margin: 0.35rem 0 0.2rem;
  font-size: 0.82rem;
  color: var(--app-muted, #475569);
}

.picker-toolbar__count--warn {
  color: #b45309;
  font-weight: 600;
}

.predictor-name {
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
}

.predictor-spark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 24px;
}

.predictor-badge {
  display: inline-block;
  font-size: 0.73rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}

.predictor-badge--numeric {
  background: #eff6ff;
  color: #1d4ed8;
  border-color: #bfdbfe;
}

.predictor-badge--categorical {
  background: #f5f3ff;
  color: #6d28d9;
  border-color: #ddd6fe;
}

.predictor-badge--warn {
  background: #fef3c7;
  color: #92400e;
  border-color: #fde68a;
}

.predictor-row--disabled {
  opacity: 0.6;
  background: #f8fafc;
}

.predictor-empty {
  padding: 0.6rem;
  margin: 0;
}

/* Explicit Run gate */
.run-gate {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--app-border, #e2e8f0);
}

.run-status {
  margin: 0;
  font-size: 0.88rem;
  color: var(--app-muted, #475569);
}

.run-status--stale {
  color: #b45309;
  font-weight: 600;
}

.results-stale {
  opacity: 0.62;
  transition: opacity 0.15s ease;
}

/* Controls & Effects */
.effect-controls {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.effect-focal-row,
.effect-range-row,
.effect-nonfocal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.effect-constants {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  color: var(--app-muted, #475569);
}

.cat-control,
.cont-control {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: #f8fafc;
  padding: 0.4rem 0.65rem;
  border-radius: 6px;
  border: 1px solid var(--app-border, #e2e8f0);
}

.cont-control input[type="number"] {
  width: 96px;
}

.ols-benchmark-toggle-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.85rem;
  margin-bottom: 0.75rem;
  border-radius: 8px;
  background: #f8fafc;
  border: 1px solid var(--app-border, #e2e8f0);
}

.ols-benchmark-toggle-bar label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  font-size: 0.88rem;
  color: #334155;
  cursor: pointer;
}

/* Data Quality & Count Distribution Overview Panel */
.data-quality-panel h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.dq-grid,
.data-quality-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
  margin: 0.75rem 0 1rem;
}

.dq-metric {
  padding: 0.75rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--app-border, #e2e8f0);
  background: #f8fafc;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.15rem;
}

.dq-metric.dq-ok {
  border-left: 4px solid #16a34a;
}

.dq-metric.dq-warn {
  border-left: 4px solid #d97706;
  background: #fffbeb;
}

.dq-metric.dq-danger {
  border-left: 4px solid #dc2626;
  background: #fef2f2;
}

.dq-metric.dq-info {
  border-left: 4px solid #2563eb;
}

.dq-value {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--app-text, #0f172a);
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
}

.dq-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--app-muted, #475569);
  margin-top: 0.1rem;
}

.dq-sub {
  font-size: 0.73rem;
  color: #64748b;
  margin-top: 0.1rem;
}

.dq-flags {
  list-style: none;
  padding: 0;
  margin: 0.65rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.dq-flags li {
  padding: 0.55rem 0.85rem;
  border-radius: 6px;
  font-size: 0.88rem;
  line-height: 1.45;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-left: 4px solid #2563eb;
  color: #1e293b;
}

.dq-flags li.dq-flag--warn {
  background: #fffbeb;
  border-color: #fde68a;
  border-left-color: #d97706;
  color: #92400e;
}

.dq-flags li.dq-flag--ok {
  background: #f0fdf4;
  border-color: #bbf7d0;
  border-left-color: #16a34a;
  color: #166534;
}

/* Calibrated Count Regression Equation Card */
.regression-equation-card {
  margin-bottom: 1.25rem;
}

.regression-equation-card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.regression-equation-output {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.equation-step-block {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-left: 4px solid #2563eb;
  border-radius: 8px;
  padding: 0.85rem 1rem;
}

.equation-step-block--offset {
  background: #eff6ff;
  border-color: #bfdbfe;
  border-left-color: #1d4ed8;
}

.equation-step-block--worked {
  background: #f0fdf4;
  border-color: #bbf7d0;
  border-left-color: #16a34a;
}

.equation-label {
  margin: 0 0 0.45rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: #1e3a8a;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.equation-step-block--worked .equation-label {
  color: #166534;
}

.equation-score {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.45rem;
  padding: 0.6rem 0.8rem;
  background: #ffffff;
  border: 1px solid #dbeafe;
  border-radius: 6px;
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #0f172a;
  overflow-x: auto;
}

.equation-term {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  white-space: nowrap;
}

.equation-term--offset {
  background: #dbeafe;
  border-color: #93c5fd;
  color: #1e40af;
  font-weight: 700;
}

.equation-scroll {
  overflow-x: auto;
  padding: 0.35rem 0;
}

.equation-note {
  margin: 0.25rem 0 0;
  font-size: 0.86rem;
  color: #475569;
  line-height: 1.5;
}

/* Model Intercept & Baseline Rate Callout */
.coef-intercept-callout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 0.85rem;
  padding: 0.75rem 1rem;
  margin: 0.65rem 0 0.85rem;
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  border-left: 4px solid #2563eb;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
  color: #1e293b;
}

.coef-badge {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.coef-badge--ref {
  background: #dbeafe;
  color: #1e40af;
}

/* Metrics & Panels (2-Column Responsive Row Bars with Clean StatGlossary Placement) */
.metrics-panel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 0.65rem 1rem;
}

.metric-output {
  background: #f8fafc;
  padding: 0.65rem 0.95rem;
  border-radius: 8px;
  border: 1px solid var(--app-border, #e2e8f0);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0;
  min-width: 0;
}

.metric-output > .metric-label {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.92rem;
  color: #334155;
  min-width: 0;
}

.metric-output > .dynamic-value {
  font-weight: 700;
  font-size: 0.98rem;
  color: #0f172a;
  text-align: right;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
}

.dual-panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.dual-card {
  background: #fff;
}

/* Plain-English Parameter Translator Card (4-Layer Walkthrough) */
.parameter-translator-card {
  margin: 1rem 0 1.25rem;
  padding: 1.1rem 1.25rem;
  border-radius: 10px;
  border: 1px solid #bfdbfe;
  background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 100%);
}

.parameter-translator-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.parameter-translator-header h4 {
  margin: 0;
  color: #1e3a8a;
  font-size: 1.02rem;
}

.parameter-translator-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.parameter-translator-controls label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #1e3a8a;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.parameter-translator-controls select,
.parameter-translator-controls input[type="number"] {
  padding: 0.3rem 0.55rem;
  border-radius: 6px;
  border: 1px solid #93c5fd;
  background: #ffffff;
  font-size: 0.86rem;
}

.parameter-translator-controls input[type="number"] {
  width: 82px;
}

.translator-layers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.translator-layer-box {
  background: #ffffff;
  border: 1px solid #dbeafe;
  border-radius: 8px;
  padding: 0.75rem 0.85rem;
}

.translator-layer-step {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #2563eb;
  margin-bottom: 0.2rem;
}

.translator-layer-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.25rem;
  font-variant-numeric: tabular-nums;
}

.translator-layer-desc {
  font-size: 0.82rem;
  color: #475569;
  margin: 0;
  line-height: 1.38;
}

.translator-sentence-box {
  background: #ffffff;
  border-left: 4px solid #2563eb;
  border-radius: 6px;
  padding: 0.7rem 0.95rem;
  font-size: 0.92rem;
  color: #0f172a;
  line-height: 1.5;
}

/* Single-Customer What-If Count Simulator */
.what-if-simulator-grid {
  display: grid;
  grid-template-columns: minmax(280px, 1.2fr) minmax(260px, 1fr);
  gap: 1.25rem;
  align-items: start;
}

@media (max-width: 820px) {
  .what-if-simulator-grid {
    grid-template-columns: 1fr;
  }
}

.what-if-inputs-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.65rem;
}

.what-if-field {
  background: #f8fafc;
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 8px;
  padding: 0.55rem 0.75rem;
}

.what-if-field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: #334155;
  margin-bottom: 0.25rem;
}

.what-if-field input,
.what-if-field select {
  width: 100%;
  padding: 0.35rem 0.5rem;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  font-size: 0.88rem;
}

.what-if-outputs-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
}

.what-if-kpi {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
}

.what-if-kpi--primary {
  grid-column: 1 / -1;
  background: #eff6ff;
  border-color: #bfdbfe;
}

.what-if-kpi__label {
  font-size: 0.78rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: 0.2rem;
}

.what-if-kpi__value {
  font-size: 1.3rem;
  font-weight: 700;
  color: #0f172a;
  font-variant-numeric: tabular-nums;
}

.what-if-kpi--primary .what-if-kpi__value {
  color: #1d4ed8;
  font-size: 1.45rem;
}

.what-if-kpi__sub {
  font-size: 0.78rem;
  color: #64748b;
  margin-top: 0.15rem;
}

/* Split Coefficient Tables & Forest Plots */
.coef-split-stack {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.coef-subtable-block {
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 10px;
  padding: 0.9rem 1rem 1rem;
  background: #ffffff;
}

.coef-subtable-header h4 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  color: var(--app-text, #0f172a);
}

.coef-subtable-note {
  margin: 0 0 0.65rem;
  font-size: 0.86rem;
  line-height: 1.45;
}

.coef-table-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin: 0.5rem 0 0.9rem;
  padding: 0.6rem 0.85rem;
  background: #f8fafc;
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 8px;
}

.coef-control-group {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.coef-control-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--app-muted, #475569);
}

.coef-sort-select,
.coef-filter-input {
  padding: 0.3rem 0.55rem;
  font-size: 0.84rem;
  border: 1px solid var(--app-border, #cbd5e1);
  border-radius: 6px;
  background: #fff;
}

.coef-sig-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--app-text, #0f172a);
  cursor: pointer;
}

.coef-forest-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 1.25rem;
  margin-top: 1.15rem;
}

.coef-forest-panel {
  border: 1px solid var(--app-border, #e2e8f0);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  background: #ffffff;
}

.coef-forest-header h4 {
  margin: 0 0 0.25rem;
  font-size: 0.98rem;
}

.coef-forest-sub {
  margin: 0 0 0.5rem;
  font-size: 0.83rem;
}

.coef-forest-plot {
  width: 100%;
  min-height: 240px;
}

.coef-row-sig {
  background: rgba(37, 99, 235, 0.035);
}

.coef-group-cell {
  font-weight: 600;
  color: #1e293b;
  background: #f8fafc;
}

.holdout-active-banner {
  margin: 0.5rem 0 0.75rem;
  padding: 0.55rem 0.85rem;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-left: 4px solid #2563eb;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #1e3a8a;
}

.holdout-split-downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.75rem;
}

/* Model Comparison Table Highlight */
.model-comp-table tr.model-comp-active {
  background: #eff6ff;
  font-weight: 600;
}

.model-comp-table tr.model-comp-recommended td:first-child::after {
  content: " ★ Recommended";
  display: inline-block;
  margin-left: 0.45rem;
  padding: 0.1rem 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: #15803d;
  background: #dcfce7;
  border-radius: 999px;
}