/**
 * Statistics Dashboard Styles
 * Phase 2B Week 2: Advanced Statistics Dashboard
 */

/* Statistics Dashboard Container */
.statistics-dashboard {
  margin: 20px 0;
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

/* Stats Header */
.stats-header {
  padding: 20px;
  border-bottom: 1px solid var(--border-color);
  background: var(--background-color);
}

.stats-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.view-selector {
  display: flex;
  gap: 5px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
}

.stats-view-btn {
  border: none;
  border-radius: 0;
  padding: 8px 16px;
  background: var(--background-color);
  color: var(--text-color);
  font-size: 14px;
  transition: all 0.2s ease;
}

.stats-view-btn:hover {
  background: var(--hover-color);
}

.stats-view-btn.active {
  background: var(--primary-color);
  color: white;
}

.time-range-selector select {
  min-width: 150px;
}

.stats-actions {
  display: flex;
  gap: 10px;
}

/* Stats Content */
.stats-content {
  padding: 20px;
}

.stats-view {
  min-height: 400px;
}

/* Summary Cards */
.stats-summary {
  margin-bottom: 30px;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.summary-card {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 15px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.summary-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--card-color, var(--primary-color));
}

.summary-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.card-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--card-color, var(--primary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  flex-shrink: 0;
}

.card-content {
  flex: 1;
}

.card-title {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.card-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 5px;
}

.card-subtitle {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.card-trend {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  display: inline-block;
}

.card-trend.up {
  color: var(--success-color);
  background: var(--success-color)20;
}

.card-trend.down {
  color: var(--danger-color);
  background: var(--danger-color)20;
}

/* Charts */
.stats-charts {
  display: grid;
  gap: 20px;
}

.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.chart-container {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  height: 300px;
  position: relative;
}

.chart-container.full-width {
  grid-column: 1 / -1;
  height: 400px;
}

.chart-container canvas {
  max-width: 100%;
  max-height: 100%;
}

/* Trends View */
.trends-content {
  display: grid;
  gap: 30px;
}

.trend-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.trend-card {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  transition: all 0.3s ease;
}

.trend-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.trend-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.trend-header h4 {
  margin: 0;
  color: var(--text-color);
  font-size: 16px;
}

.trend-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
}

.trend-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

.trend-metric {
  text-align: center;
  padding: 10px;
  background: var(--card-background);
  border-radius: 6px;
}

.metric-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.metric-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-color);
}

.metric-value.positive {
  color: var(--success-color);
}

.metric-value.negative {
  color: var(--danger-color);
}

.trend-charts {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

/* Analytics View */
.analytics-content {
  display: grid;
  gap: 30px;
}

.analytics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.metric-card {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

.metric-card h4 {
  margin: 0 0 10px 0;
  color: var(--text-color);
  font-size: 14px;
}

.metric-card .metric-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 5px;
}

.metric-card .metric-label {
  font-size: 12px;
  color: var(--text-muted);
}

.category-performance {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

.category-performance h4 {
  margin: 0 0 15px 0;
  color: var(--text-color);
}

.category-metrics {
  display: grid;
  gap: 10px;
}

.category-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background: var(--card-background);
  border-radius: 6px;
}

.category-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.category-icon {
  font-size: 16px;
}

.category-name {
  font-weight: 600;
  color: var(--text-color);
}

.category-stats {
  display: flex;
  gap: 15px;
  font-size: 12px;
  color: var(--text-muted);
}

/* Insights */
.insights-section {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

.insights-section h4 {
  margin: 0 0 20px 0;
  color: var(--text-color);
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.insight-category h5 {
  margin: 0 0 10px 0;
  color: var(--text-color);
  font-size: 14px;
}

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

.insight-item {
  padding: 8px 12px;
  margin-bottom: 5px;
  border-radius: 4px;
  font-size: 13px;
  position: relative;
  padding-left: 25px;
}

.insight-item::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.insight-item.observation {
  background: var(--info-color)20;
  color: var(--info-color);
}

.insight-item.observation::before {
  background: var(--info-color);
}

.insight-item.recommendation {
  background: var(--success-color)20;
  color: var(--success-color);
}

.insight-item.recommendation::before {
  background: var(--success-color);
}

.insight-item.warning {
  background: var(--warning-color)20;
  color: var(--warning-color);
}

.insight-item.warning::before {
  background: var(--warning-color);
}

.insight-item.achievement {
  background: var(--primary-color)20;
  color: var(--primary-color);
}

.insight-item.achievement::before {
  background: var(--primary-color);
}

/* Reports View */
.reports-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.report-generator {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

.report-generator h3 {
  margin: 0 0 20px 0;
  color: var(--text-color);
}

.report-options {
  display: grid;
  gap: 15px;
  margin-bottom: 20px;
}

.recent-reports {
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
}

.recent-reports h3 {
  margin: 0 0 15px 0;
  color: var(--text-color);
}

.reports-list {
  display: grid;
  gap: 10px;
}

.report-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background: var(--card-background);
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.report-info {
  flex: 1;
}

.report-name {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 5px;
}

.report-details {
  display: flex;
  gap: 10px;
  font-size: 12px;
  color: var(--text-muted);
}

.report-actions {
  display: flex;
  gap: 5px;
}

.no-reports {
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  padding: 20px;
}

/* Stats Footer */
.stats-footer {
  padding: 15px 20px;
  border-top: 1px solid var(--border-color);
  background: var(--background-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stats-info {
  display: flex;
  gap: 20px;
  font-size: 12px;
  color: var(--text-muted);
}

.stats-info span {
  cursor: pointer;
  transition: color 0.2s ease;
}

.stats-info span:hover {
  color: var(--text-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .stats-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .view-selector {
    justify-content: space-between;
  }
  
  .stats-view-btn {
    flex: 1;
    text-align: center;
  }
  
  .stats-actions {
    justify-content: center;
  }
  
  .summary-cards {
    grid-template-columns: 1fr;
  }
  
  .chart-row {
    grid-template-columns: 1fr;
  }
  
  .trend-cards {
    grid-template-columns: 1fr;
  }
  
  .analytics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .insights-grid {
    grid-template-columns: 1fr;
  }
  
  .reports-content {
    grid-template-columns: 1fr;
  }
  
  .stats-footer {
    flex-direction: column;
    gap: 10px;
  }
  
  .stats-info {
    flex-direction: column;
    gap: 5px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .statistics-dashboard {
    margin: 10px 0;
  }
  
  .stats-header,
  .stats-content {
    padding: 15px;
  }
  
  .summary-card {
    padding: 15px;
  }
  
  .card-icon {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }
  
  .card-value {
    font-size: 20px;
  }
  
  .chart-container {
    height: 250px;
    padding: 15px;
  }
  
  .trend-metrics {
    grid-template-columns: 1fr;
  }
  
  .analytics-grid {
    grid-template-columns: 1fr;
  }
  
  .category-metric {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  
  .category-stats {
    justify-content: center;
  }
}

/* Print Styles */
@media print {
  .statistics-dashboard {
    border: none;
    box-shadow: none;
    background: white;
  }
  
  .stats-header {
    border-bottom: 1px solid #000;
    background: white;
  }
  
  .stats-controls {
    display: none;
  }
  
  .chart-container {
    break-inside: avoid;
  }
  
  .summary-card {
    break-inside: avoid;
  }
  
  .trend-card {
    break-inside: avoid;
  }
  
  .stats-footer {
    border-top: 1px solid #000;
    background: white;
  }
}

/* Dark theme adjustments */
[data-theme="dark"] .statistics-dashboard {
  background: #2a2a2a;
  border-color: #444;
}

[data-theme="dark"] .summary-card:hover,
[data-theme="dark"] .trend-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .summary-card,
  .trend-card,
  .metric-card {
    border-width: 2px;
  }
  
  .card-icon {
    border: 2px solid currentColor;
  }
  
  .insight-item {
    border: 1px solid currentColor;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .summary-card,
  .trend-card,
  .stats-view-btn,
  .insight-item {
    transition: none;
  }
  
  .summary-card:hover,
  .trend-card:hover {
    transform: none;
  }
}