:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-hover: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-yellow: #f59e0b;
  --accent-red: #ef4444;
  --accent-purple: #8b5cf6;
  --border-color: #334155;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --radius: 12px;
  --transition: all 0.2s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

.dashboard {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  padding: 20px 24px;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
}

.header-left h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 400;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.jurisdiction-select {
  background: var(--bg-hover);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}

.jurisdiction-select:hover {
  border-color: var(--accent-blue);
}

.jurisdiction-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.status-badge {
  background: var(--accent-green);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-badge.warning {
  background: var(--accent-yellow);
  color: #1e293b;
}

.status-badge.critical {
  background: var(--accent-red);
}

/* Stage Cards */
.stage-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stage-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  padding: 24px;
  transition: var(--transition);
}

.stage-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.stage-card.active {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.stage-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.stage-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.steering-icon {
  background: rgba(59, 130, 246, 0.2);
}

.traceability-icon {
  background: rgba(139, 92, 246, 0.2);
}

.gate-icon {
  background: rgba(245, 158, 11, 0.2);
}

.stage-title {
  flex: 1;
}

.stage-title h2 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stage-description {
  font-size: 13px;
  color: var(--text-secondary);
}

.stage-status {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: white;
  flex-shrink: 0;
}

.stage-status.warning {
  background: var(--accent-yellow);
  color: #1e293b;
}

.stage-status.critical {
  background: var(--accent-red);
}

/* Metrics */
.stage-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.metric {
  text-align: center;
  padding: 12px;
  background: var(--bg-hover);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.metric-value {
  display: block;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.metric-label {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Charts */
.stage-chart {
  height: 200px;
  position: relative;
}

/* Activity Section */
.activity-section {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 32px;
}

.activity-section h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.activity-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.filter-btn {
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

.filter-btn:hover {
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent-blue);
  color: white;
  border-color: var(--accent-blue);
}

/* Table */
.activity-table-container {
  overflow-x: auto;
}

.activity-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.activity-table th {
  text-align: left;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
}

.activity-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.activity-table tr:hover {
  background: var(--bg-hover);
}

.status-cell {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.status-pass {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-green);
}

.status-fail {
  background: rgba(239, 68, 68, 0.2);
  color: var(--accent-red);
}

.status-blocked {
  background: rgba(245, 158, 11, 0.2);
  color: var(--accent-yellow);
}

/* Trend Section */
.trend-section {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  padding: 24px;
}

.trend-section h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.trend-chart-container {
  height: 300px;
  position: relative;
}

/* Responsive */
@media (max-width: 768px) {
  .stage-cards {
    grid-template-columns: 1fr;
  }
  
  .header {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
  
  .stage-metrics {
    grid-template-columns: 1fr;
  }
  
  .activity-table th,
  .activity-table td {
    padding: 8px 12px;
    font-size: 12px;
  }
}