/* Chart controls and alternative views; existing website styles remain intact. */
.chart-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chart-grid > .panel,
#quality-chart,
#cost-chart,
#class-chart {
  min-width: 0;
}

.chart-grid .panel-heading {
  flex-wrap: wrap;
  align-items: flex-start;
}

.chart-dot-row .bar-label span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.chart-dot-row .bar-label strong {
  flex-shrink: 0;
}

.chart-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: flex-end;
  gap: 12px;
}

.chart-options label {
  display: grid;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  color: #627487;
}

.chart-options select {
  max-width: 180px;
}

.chart-radar {
  width: 100%;
  min-width: 0;
}

.chart-radar svg {
  display: block;
  width: 100%;
  max-height: 590px;
}

.chart-series-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 8px;
}

.chart-series-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border: 1px solid #d7e3e9;
  border-radius: 12px;
  background: #f4f9fb;
  color: #344d61;
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.chart-series-toggle i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: 0 0 auto;
}

.chart-series-toggle[aria-pressed="false"] {
  opacity: 0.45;
  text-decoration: line-through;
}

.chart-series-toggle:focus-visible {
  outline: 3px solid #8fc7f0;
  outline-offset: 2px;
}

.chart-tip {
  margin: 10px 0 0;
  color: #627487;
  font-size: 11px;
  line-height: 1.6;
}

.chart-table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid #dce6ec;
  border-radius: 14px;
}

table.score-heatmap {
  width: 100%;
  min-width: 560px;
  border-collapse: separate;
  border-spacing: 3px;
  table-layout: auto;
}

.score-heatmap caption {
  padding: 10px;
  text-align: left;
  font-size: 12px;
  color: #627487;
}

.score-heatmap th,
.score-heatmap td {
  padding: 12px 10px;
  border: 0;
  border-radius: 7px;
  font-size: 12px;
  line-height: 1.5;
}

.score-heatmap thead th {
  min-width: 105px;
  max-width: 180px;
  white-space: normal;
  overflow-wrap: normal;
  background: #eef5f8;
  color: #344d61;
  text-align: center;
}

.score-heatmap tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  min-width: 190px;
  max-width: 260px;
  white-space: normal;
  overflow-wrap: anywhere;
  background: #f3f8fa;
  color: #344d61;
  text-align: left;
}

.score-heatmap td {
  font-weight: 700;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.heatmap-key {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 11px;
  color: #627487;
}

.heatmap-key i {
  width: 120px;
  height: 9px;
  border-radius: 8px;
  background: linear-gradient(to right, #f5f8fc, #1b718f);
}

.chart-dot-row {
  padding: 10px 0;
}

.chart-dot-track {
  position: relative;
  height: 20px;
  margin: 9px 7px 0;
  border-bottom: 1px solid #d9e5ec;
  background: repeating-linear-gradient(to right, #dce8ef 0 1px, transparent 1px 20%);
}

.chart-dot {
  position: absolute;
  top: 3px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 0 3px #fff;
}

.class-dot-group {
  padding: 20px 0;
  border-bottom: 1px solid #dce6ec;
}

.class-dot-group h3 {
  font-size: 14px;
  color: #344d61;
  overflow-wrap: anywhere;
}

@media (max-width: 1050px) {
  .chart-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 700px) {
  .chart-options {
    width: 100%;
    justify-content: flex-start;
  }

  .chart-options label {
    flex: 1;
  }

  .chart-options select {
    max-width: 100%;
    width: 100%;
  }

  .chart-radar {
    overflow-x: auto;
  }

  .chart-radar svg {
    min-width: 650px;
  }
}