.edu-chart-panel,
.teacher-chart-panel__canvas,
.edu-chart-panel__canvas {
  min-width: 0;
  width: 100%;
}

.teacher-chart-panel__canvas,
.edu-chart-panel__canvas {
  position: relative;
  height: var(--edu-chart-height, 220px);
  direction: ltr;
}

.teacher-chart-panel__canvas > canvas,
.edu-chart-panel__canvas > canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

[dir="rtl"] .row > [class*="col-"] {
  min-width: 0;
}

.edu-chart-dialog {
  border: none;
  padding: 0;
  margin: auto;
  max-width: min(96vw, 1140px);
  width: 100%;
  background: transparent;
  color: inherit;
}

.edu-chart-dialog::backdrop {
  background: rgba(15, 23, 42, 0.45);
}

.edu-chart-dialog__panel {
  background: var(--bg-card, #fff);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 16px;
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
  overflow: hidden;
}

.edu-chart-dialog__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border, #e2e8f0);
}

.edu-chart-dialog__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.edu-chart-dialog__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.edu-chart-dialog__close:hover {
  background: var(--bg-hover, rgba(148, 163, 184, 0.15));
}

.edu-chart-expand-body {
  display: flex;
  align-items: stretch;
  max-height: min(85vh, 520px);
  padding: 1rem 0 1.25rem 1.25rem;
  direction: ltr;
}

.edu-chart-expand-body--circular {
  display: block;
  padding: 1rem 1.25rem 1.25rem;
}

.edu-chart-expand-y {
  flex: 0 0 62px;
  width: 62px;
  height: 420px;
  flex-shrink: 0;
  background: var(--bg-card, #fff);
  z-index: 2;
  border-right: 1px solid var(--border, #e2e8f0);
}

.edu-chart-expand-y canvas {
  display: block;
  width: 62px !important;
  height: 420px !important;
}

.edu-chart-expand-scroll {
  flex: 1;
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 0 1.25rem 0 0.75rem;
}

.edu-chart-expand-body--circular .edu-chart-expand-scroll {
  flex: none;
  overflow: visible;
  padding: 0;
}

.edu-chart-expand-inner {
  position: relative;
  height: 420px;
  direction: ltr;
}

.edu-chart-expand-inner > canvas {
  display: block;
  max-width: none !important;
}

.edu-chart-expand-inner--circular {
  max-width: 420px;
  margin: 0 auto;
  height: 360px;
  min-width: 0;
}

.edu-chart-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.edu-chart-header .btn-expand-chart {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: none;
  background: transparent;
  color: var(--text-secondary, #64748b);
  font-size: 0.8125rem;
  padding: 0.25rem 0.5rem;
  border-radius: 8px;
  cursor: pointer;
}

.edu-chart-header .btn-expand-chart:hover {
  background: var(--bg-hover, rgba(148, 163, 184, 0.15));
  color: inherit;
}

body.edu-chart-dialog-open {
  overflow: hidden;
}