/* ==========================================================================
   QUESTIONS + EVIDENCE INDEX
   Question cards, investigation checklists, evidence table
   ========================================================================== */


/* ==========================================================================
   QUESTION CARD
   ========================================================================== */

.question-card {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--border);
}

.question-card:first-of-type {
  padding-top: 0;
}

.question-card:last-of-type {
  border-bottom: none;
}

/* Question number */
.question-card__number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

/* Question title */
.question-card__title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: var(--text-2xl);
  color: var(--text-primary);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

/* Status tag row */
.question-card__status {
  margin-bottom: var(--space-lg);
}

.question-card__status .tag {
  font-size: var(--text-xs);
  padding: 3px var(--space-md);
}


/* ---- Question sub-sections ---- */

.question-section {
  margin-bottom: var(--space-lg);
}

.question-section:last-child {
  margin-bottom: 0;
}

.question-section__label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.question-section__label--observation {
  color: var(--accent-blue);
}

.question-section__label--observation::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-blue);
  flex-shrink: 0;
}

.question-section__label--implication {
  color: var(--accent-gold);
}

.question-section__label--implication::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-gold);
  flex-shrink: 0;
}

.question-section__label--evidence {
  color: var(--accent-green);
}

.question-section__label--evidence::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-green);
  flex-shrink: 0;
}

.question-section__label--mechanism {
  color: var(--text-secondary);
}

.question-section__label--mechanism::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--text-secondary);
  flex-shrink: 0;
}

.question-section__body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.8;
}

.question-section__body p + p {
  margin-top: var(--space-md);
}


/* ==========================================================================
   EVIDENCE CHECKLIST
   Custom styled checkboxes — checked (green) / unchecked (empty gray)
   ========================================================================== */

.evidence-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.evidence-checklist li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.5;
}

.evidence-checklist li:last-child {
  border-bottom: none;
}

/* Custom checkbox */
.evidence-checklist li::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-radius: 3px;
  flex-shrink: 0;
  margin-top: 2px;
  transition: all var(--transition-fast);
}

/* Checked state */
.evidence-checklist li.checked::before {
  background-color: var(--accent-green);
  border-color: var(--accent-green);
  /* CSS checkmark using clip-path */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6.5 11.5L3 8l1-1 2.5 2.5L12 4l1 1z' fill='%23fff'/%3E%3C/svg%3E");
  background-size: 14px 14px;
  background-position: center;
  background-repeat: no-repeat;
}

.evidence-checklist li.checked {
  color: var(--text-primary);
}

/* Unchecked — slightly muted to indicate "still needed" */
.evidence-checklist li.unchecked {
  color: var(--text-secondary);
}


/* ==========================================================================
   PLACEHOLDER QUESTION
   ========================================================================== */

.question-card--placeholder {
  opacity: 0.6;
}

.question-card--placeholder .question-card__title {
  color: var(--text-secondary);
}


/* ==========================================================================
   EVIDENCE TABLE (evidence/index.html)
   ========================================================================== */

.evidence-table-wrap {
  overflow-x: auto;
  margin: var(--space-lg) 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  -webkit-overflow-scrolling: touch;
}

.evidence-table {
  width: 100%;
  min-width: 700px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.evidence-table thead {
  background-color: var(--bg-surface);
  position: sticky;
  top: 0;
  z-index: 2;
}

.evidence-table th {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.evidence-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}

.evidence-table tbody tr:last-child td {
  border-bottom: none;
}

/* Alternating row stripe — very subtle */
.evidence-table tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.01);
}

.evidence-table tbody tr:hover {
  background-color: var(--bg-surface);
}

/* First column (ID) */
.evidence-table td:first-child {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  white-space: nowrap;
}

/* Document name column */
.evidence-table__doc {
  color: var(--text-primary) !important;
  font-weight: 600;
}

/* Confidence dot */
.confidence-dot {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  white-space: nowrap;
}

.confidence-dot::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.confidence-dot--primary::before { background-color: var(--evidence-primary); }
.confidence-dot--primary { color: var(--evidence-primary); }

.confidence-dot--secondary::before { background-color: var(--evidence-secondary); }
.confidence-dot--secondary { color: var(--evidence-secondary); }

.confidence-dot--inferred::before { background-color: var(--evidence-inferred); }
.confidence-dot--inferred { color: var(--evidence-inferred); }

/* Page link pills in "Referenced On" column */
.ref-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-blue);
  text-decoration: none;
  padding: 1px 6px;
  border: 1px solid rgba(74, 127, 165, 0.25);
  border-radius: var(--radius-sm);
  margin-right: 4px;
  margin-bottom: 2px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.ref-link:hover {
  background-color: var(--accent-blue-dim);
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

/* Action links (View PDF / Pending) */
.evidence-action {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 2px var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.evidence-action--active {
  color: var(--accent-blue);
}

.evidence-action--active:hover {
  background-color: var(--accent-blue-dim);
  border-color: var(--accent-blue);
}

.evidence-action--pending {
  color: var(--text-tertiary);
  font-style: italic;
  border-style: dashed;
  cursor: default;
}

/* Summary stats below table */
.evidence-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-xl);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.evidence-summary__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.evidence-summary__item::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.evidence-summary__item--primary::before { background-color: var(--evidence-primary); }
.evidence-summary__item--secondary::before { background-color: var(--evidence-secondary); }
.evidence-summary__item--pending::before { background-color: var(--text-tertiary); }


/* ==========================================================================
   EVIDENCE NOTE
   ========================================================================== */

.evidence-note {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  font-style: italic;
  line-height: 1.6;
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}


/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
  .question-card {
    padding: var(--space-lg) 0;
  }

  .question-card__title {
    font-size: var(--text-xl);
  }

  .evidence-table-wrap {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }
}