/* ==========================================================================
   Analytics, Burndown & Velocity Styles
   ========================================================================== */

.analytics-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 1300px;
  margin: 0 auto;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.kpi-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
}

.kpi-card.kpi-success::before { background: #10b981; }
.kpi-card.kpi-warning::before { background: #f59e0b; }
.kpi-card.kpi-danger::before { background: #ef4444; }
.kpi-card.kpi-purple::before { background: #a855f7; }

.kpi-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.kpi-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.kpi-subtext {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Charts Grid */
.charts-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

@media (max-width: 960px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chart-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.chart-legend {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
}

.canvas-wrapper {
  position: relative;
  width: 100%;
  height: 260px;
}

.canvas-wrapper canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* Team Workload List */
.workload-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.workload-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.workload-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.workload-user {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--text-primary);
}

.workload-progress-bg {
  width: 100%;
  height: 8px;
  background: var(--bg-sidebar);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.workload-progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--brand-primary);
  transition: width var(--transition-normal);
}