.charts-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.charts-meta {
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
}
.charts-actions {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}
.charts-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.charts-controls label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.charts-controls input {
  width: 90px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--surface-input);
  color: var(--text);
  font-size: 12px;
}
.charts-title {
  font-size: 20px;
  font-weight: 700;
}
.charts-sub {
  color: var(--muted);
  font-size: 13px;
}
.charts-close {
  border: 1px solid var(--border-strong);
  background: var(--surface-muted);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
}
.charts-link {
  border: 1px solid var(--border-strong);
  background: var(--surface-muted);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 12px;
  text-decoration: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.charts-link:hover {
  border-color: color-mix(in srgb, var(--status-cyan) 40%, transparent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--status-cyan) 20%, transparent);
}
.charts-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}
.chart-card {
  background: var(--surface-elevated-2);
  border: 1px solid var(--border-muted);
  border-radius: 14px;
  padding: 12px 12px 16px;
}
.chart-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}
.chart-title .chart-label {
  color: var(--text);
}
.chart-title .chart-unit {
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
}
.chart-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.chart-unit {
  color: var(--muted);
  font-weight: 500;
}
.chart-live-value.muted {
  color: var(--muted);
  font-weight: 500;
}
.chart-live-trend {
  font-size: 11px;
  color: var(--muted);
  margin-left: 2px;
}
.chart-controls {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--muted);
  flex-wrap: wrap;
}
.chart-controls label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.chart-controls input {
  width: 80px;
  padding: 5px 6px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--surface-input);
  color: var(--text);
  font-size: 12px;
}
.chart-canvas {
  width: 100%;
  height: 260px;
  display: block;
}
.chart-empty {
  color: var(--muted);
  text-align: center;
  padding: 20px 0 10px;
  font-size: 13px;
}