/* === Chart Layout Container === */
.charts-vertical {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 72vh;
  overflow: auto;
  padding-right: 6px;
}

/* === Chart Card === */
.chart-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px 12px;
  border-radius: 14px;
  background: rgba(6, 10, 20, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.chart-card.collapsed .chart-body {
  display: none;
}

.chart-card.collapsed .collapse-indicator {
  transform: rotate(-90deg);
}

/* === Chart Header === */
.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
  flex-wrap: nowrap;
}

.chart-header b {
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: #f1f4ff;
}

/* === Chart Body === */
.chart-body {
  margin-top: 6px;
}

/* === Chart Badge === */
.chart-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 7px;
  font-size: 10px;
  background: rgba(9, 13, 25, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
}

.chart-badge-pill {
  width: 7px;
  height: 7px;
  border-radius: 999px;
}

/* === Responsive Adjustments === */
@media (max-width: 768px) {
  .chart-card {
    padding: 10px;
  }

  .chart-header {
    flex-wrap: wrap;
  }

  .chart-header b {
    font-size: 11px;
  }

  .chart-badge {
    font-size: 9px;
    padding: 3px 6px;
  }

  .zoom-btn {
    padding: 4px 8px;
    font-size: 11px;
  }

  .legend {
    font-size: 10px;
    gap: 8px;
  }

  .swatch {
    width: 12px;
    height: 12px;
  }

  .range-grid {
    font-size: 8px;
    border-radius: 8px;
  }

  .range-cell,
  .range-cell::after {
    font-size: 8px;
  }

  .range-cell {
    min-height: 20px;
  }
}