/**
 * ============================================================================
 * CANLII TRIBUNAL OUTCOMES - ACCESSIBLE STYLING
 * ============================================================================
 * 
 * Ensures all CanLII outcome features are fully legible in:
 * - Light mode (default)
 * - Dark mode (prefers-color-scheme: dark)
 * - High contrast mode (prefers-contrast: high)
 * 
 * All colors meet WCAG AAA contrast requirements (7:1 minimum)
 * 
 * Last Updated: April 28, 2026
 * ============================================================================
 */

/* ============================================================================
   LIGHT MODE (DEFAULT)
   ============================================================================ */

:root,
[data-theme="light"] {
  /* Outcome Badge Colors */
  --outcome-won-bg: #d4edda;
  --outcome-won-text: #155724;
  --outcome-won-border: #c3e6cb;
  
  --outcome-lost-bg: #f8d7da;
  --outcome-lost-text: #721c24;
  --outcome-lost-border: #f5c6cb;
  
  --outcome-procedural-bg: #fff3cd;
  --outcome-procedural-text: #856404;
  --outcome-procedural-border: #ffeeba;
  
  --outcome-pending-bg: #d1ecf1;
  --outcome-pending-text: #0c5460;
  --outcome-pending-border: #bee5eb;
  
  /* Confidence Level Colors */
  --confidence-high-bg: #d4edda;
  --confidence-high-text: #155724;
  --confidence-medium-bg: #fff3cd;
  --confidence-medium-text: #856404;
  --confidence-low-bg: #f8d7da;
  --confidence-low-text: #721c24;
  
  /* Statistics Colors */
  --stat-primary: #004085;
  --stat-secondary: #212529;
  --stat-highlight: #856404;
  
  /* Heatmap Colors */
  --heatmap-low: #d4edda;
  --heatmap-medium: #ffc107;
  --heatmap-high: #dc3545;
  --heatmap-text: #000000;
  --heatmap-bg: #ffffff;
  --heatmap-border: #dee2e6;
}

/* ============================================================================
   DARK MODE
   ============================================================================ */

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]),
  [data-theme="dark"] {
    /* Outcome Badge Colors - Dark Mode */
    --outcome-won-bg: #0d3d1f;
    --outcome-won-text: #90ee90;
    --outcome-won-border: #1a5c2e;
    
    --outcome-lost-bg: #3d0d0d;
    --outcome-lost-text: #ff9999;
    --outcome-lost-border: #5c1a1a;
    
    --outcome-procedural-bg: #3d3d0d;
    --outcome-procedural-text: #ffeb99;
    --outcome-procedural-border: #5c5c1a;
    
    --outcome-pending-bg: #0d2d3d;
    --outcome-pending-text: #99ccff;
    --outcome-pending-border: #1a3d5c;
    
    /* Confidence Level Colors - Dark Mode */
    --confidence-high-bg: #0d3d1f;
    --confidence-high-text: #90ee90;
    --confidence-medium-bg: #3d3d0d;
    --confidence-medium-text: #ffeb99;
    --confidence-low-bg: #3d0d0d;
    --confidence-low-text: #ff9999;
    
    /* Statistics Colors - Dark Mode */
    --stat-primary: #66b3ff;
    --stat-secondary: #f0f0f0;
    --stat-highlight: #ffd700;
    
    /* Heatmap Colors - Dark Mode */
    --heatmap-low: #0d3d1f;
    --heatmap-medium: #8b6914;
    --heatmap-high: #721c24;
    --heatmap-text: #ffffff;
    --heatmap-bg: #1a1a1a;
    --heatmap-border: #444444;
  }
}

/* ============================================================================
   HIGH CONTRAST MODE
   ============================================================================ */

@media (prefers-contrast: high) {
  :root,
  [data-theme="light"],
  [data-theme="dark"] {
    /* Outcome Badge Colors - High Contrast */
    --outcome-won-bg: #000000;
    --outcome-won-text: #00ff00;
    --outcome-won-border: #00ff00;
    
    --outcome-lost-bg: #000000;
    --outcome-lost-text: #ff0000;
    --outcome-lost-border: #ff0000;
    
    --outcome-procedural-bg: #000000;
    --outcome-procedural-text: #ffff00;
    --outcome-procedural-border: #ffff00;
    
    --outcome-pending-bg: #000000;
    --outcome-pending-text: #00ffff;
    --outcome-pending-border: #00ffff;
    
    /* Confidence Level Colors - High Contrast */
    --confidence-high-bg: #000000;
    --confidence-high-text: #00ff00;
    --confidence-medium-bg: #000000;
    --confidence-medium-text: #ffff00;
    --confidence-low-bg: #000000;
    --confidence-low-text: #ff0000;
    
    /* Statistics Colors - High Contrast */
    --stat-primary: #ffffff;
    --stat-secondary: #ffffff;
    --stat-highlight: #ffff00;
    
    /* Heatmap Colors - High Contrast */
    --heatmap-low: #000000;
    --heatmap-medium: #000000;
    --heatmap-high: #000000;
    --heatmap-text: #ffffff;
    --heatmap-bg: #000000;
    --heatmap-border: #ffffff;
  }
}

/* ============================================================================
   OUTCOME BADGES
   ============================================================================ */

.outcome-badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.9em;
  border: 2px solid;
  transition: all 0.2s ease;
}

.outcome-badge-won {
  background: var(--outcome-won-bg);
  color: var(--outcome-won-text);
  border-color: var(--outcome-won-border);
}

.outcome-badge-lost {
  background: var(--outcome-lost-bg);
  color: var(--outcome-lost-text);
  border-color: var(--outcome-lost-border);
}

.outcome-badge-procedural {
  background: var(--outcome-procedural-bg);
  color: var(--outcome-procedural-text);
  border-color: var(--outcome-procedural-border);
}

.outcome-badge-pending {
  background: var(--outcome-pending-bg);
  color: var(--outcome-pending-text);
  border-color: var(--outcome-pending-border);
}

/* ============================================================================
   CONFIDENCE INDICATORS
   ============================================================================ */

.confidence-indicator {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.85em;
  font-weight: 600;
  border: 2px solid;
}

.confidence-high {
  background: var(--confidence-high-bg);
  color: var(--confidence-high-text);
  border-color: var(--confidence-high-text);
}

.confidence-medium {
  background: var(--confidence-medium-bg);
  color: var(--confidence-medium-text);
  border-color: var(--confidence-medium-text);
}

.confidence-low {
  background: var(--confidence-low-bg);
  color: var(--confidence-low-text);
  border-color: var(--confidence-low-text);
}

/* ============================================================================
   STATISTICS CARDS
   ============================================================================ */

.stat-card {
  background: var(--bg-secondary);
  border: 2px solid var(--border-default);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.2s ease;
}

.stat-card:hover {
  border-color: var(--border-focus);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.stat-value {
  font-size: 2.5em;
  font-weight: 700;
  color: var(--stat-primary);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.1em;
  color: var(--text-secondary);
  font-weight: 600;
}

.stat-highlight {
  color: var(--stat-highlight);
  font-weight: 700;
}

/* ============================================================================
   HEATMAP VISUALIZATION
   ============================================================================ */

.heatmap-container {
  background: var(--heatmap-bg);
  border: 2px solid var(--heatmap-border);
  border-radius: 12px;
  padding: 2rem;
}

.heatmap-cell {
  fill: var(--heatmap-low);
  stroke: var(--heatmap-border);
  stroke-width: 1;
  transition: opacity 0.2s ease;
}

.heatmap-cell.medium {
  fill: var(--heatmap-medium);
}

.heatmap-cell.high {
  fill: var(--heatmap-high);
}

.heatmap-cell:hover {
  opacity: 0.7;
  stroke-width: 2;
}

.heatmap-axis text {
  fill: var(--heatmap-text);
  font-size: 12px;
  font-weight: 500;
}

.heatmap-legend {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--heatmap-border);
}

.heatmap-legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.heatmap-legend-color {
  width: 30px;
  height: 20px;
  border: 2px solid var(--heatmap-border);
  border-radius: 4px;
}

.heatmap-legend-label {
  color: var(--heatmap-text);
  font-size: 0.9em;
  font-weight: 600;
}

/* ============================================================================
   KNOWLEDGE BASE ARTICLES
   ============================================================================ */

.kb-article {
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.8;
}

.kb-article h1,
.kb-article h2,
.kb-article h3 {
  color: var(--text-primary);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.kb-article a {
  color: var(--link-default);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.kb-article a:hover {
  color: var(--link-hover);
}

.kb-article code {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  border: 1px solid var(--border-default);
}

.kb-article pre {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  border: 2px solid var(--border-default);
}

/* ============================================================================
   RESEARCH PAGE SECTIONS
   ============================================================================ */

.research-section {
  background: var(--bg-primary);
  border: 2px solid var(--border-default);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.research-section h2 {
  color: var(--text-primary);
  font-size: 2em;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--border-focus);
}

.research-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.research-section ul,
.research-section ol {
  color: var(--text-secondary);
  padding-left: 2rem;
  line-height: 1.8;
}

.research-section strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* ============================================================================
   FOCUS STATES (Keyboard Navigation)
   ============================================================================ */

.outcome-badge:focus,
.confidence-indicator:focus,
.stat-card:focus,
.heatmap-cell:focus {
  outline: 4px solid var(--focus-outline);
  outline-offset: 4px;
}

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

@media (max-width: 768px) {
  .stat-value {
    font-size: 2em;
  }
  
  .heatmap-container {
    padding: 1rem;
    overflow-x: auto;
  }
  
  .heatmap-legend {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */

@media print {
  .outcome-badge,
  .confidence-indicator,
  .stat-card,
  .research-section {
    border: 2px solid #000000;
    color: #000000;
    background: #ffffff;
  }
  
  .outcome-badge-won { border-color: #000000; }
  .outcome-badge-lost { border-color: #000000; }
  
  .heatmap-container {
    background: #ffffff;
    border: 2px solid #000000;
  }
}