/**
 * Dashboard CSS - Dashboard-specific styles
 * Charts, KPI cards, and dashboard layout
 */

/* Dashboard Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 1200px) {
  .dashboard-grid {
    grid-template-columns: 2fr 1fr;
  }
}

/* KPI Section */
.kpi-section {
  margin-bottom: var(--space-2xl);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-lg);
}

.kpi-card {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-light) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-success), var(--color-primary));
}

.kpi-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.kpi-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.kpi-card-title {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-card-icon {
  width: 24px;
  height: 24px;
  opacity: 0.6;
}

.kpi-card-value {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-white);
  margin-bottom: var(--space-xs);
  line-height: 1.2;
}

.kpi-card-subtitle {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

.kpi-change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 2px var(--space-xs);
  border-radius: var(--radius-sm);
}

.kpi-change.positive {
  color: var(--color-success);
  background-color: rgba(76, 175, 80, 0.1);
}

.kpi-change.negative {
  color: var(--color-error);
  background-color: rgba(244, 67, 54, 0.1);
}

/* Chart Containers */
.chart-container {
  position: relative;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.chart-title {
  color: var(--color-text-white);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.chart-filters {
  display: flex;
  gap: var(--space-sm);
}

.chart-canvas {
  position: relative;
  height: 300px;
  width: 100%;
}

.chart-canvas canvas {
  max-height: 300px !important;
}

/* Revenue Chart Specific */
.revenue-chart {
  height: 400px;
}

.revenue-chart canvas {
  max-height: 400px !important;
}

/* Scanner Performance */
.scanner-performance {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.performance-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.performance-metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.performance-metric:last-child {
  border-bottom: none;
}

.performance-label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.performance-value {
  color: var(--color-text-white);
  font-weight: var(--font-weight-semibold);
}

/* Quick Actions */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.action-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  color: inherit;
}

.action-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.action-icon {
  width: 32px;
  height: 32px;
  margin: 0 auto var(--space-sm);
  opacity: 0.7;
}

.action-title {
  color: var(--color-text-white);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-xs);
}

.action-description {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

/* Recent Activity */
.activity-feed {
  max-height: 400px;
  overflow-y: auto;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.activity-item:hover {
  background-color: var(--color-surface-light);
}

.activity-item:last-child {
  border-bottom: none;
}

.activity-icon {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  opacity: 0.6;
}

.activity-content {
  flex: 1;
}

.activity-title {
  color: var(--color-text-white);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-xs);
}

.activity-description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  margin-bottom: var(--space-xs);
}

.activity-time {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

/* Dashboard Responsive */
@media (max-width: 768px) {
  .kpi-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .kpi-card-value {
    font-size: 1.5rem;
  }
  
  .chart-canvas {
    height: 250px;
  }
  
  .chart-canvas canvas {
    max-height: 250px !important;
  }
  
  .quick-actions {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .scanner-performance {
    grid-template-columns: 1fr;
  }
}