/* Accessibility and Consistent Styling */

/* High contrast focus styles */
:focus {
  outline: 3px solid #36a2eb !important;
  outline-offset: 2px !important;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Make interactive elements clearly identifiable */
button,
[role="button"],
.fa-user[tabindex="0"] {
  cursor: pointer;
}

/* Enhanced tooltips with better contrast */
.people-tooltip,
.chart-tooltip {
  background-color: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 14px;
  z-index: 1000;
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

/* Make error messages more accessible */
.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
  border-radius: 4px;
  padding: 12px;
  font-weight: 500;
}

/* Chart container proper labeling */
.chart-container {
  position: relative;
}

.chart-container.loading::before {
  color: #333;
  font-weight: 500;
}

/* Improved legend styles */
.legend-item {
  display: flex;
  align-items: center;
  margin-bottom: 8px;
  margin-right: 15px;
}

.legend-color {
  display: inline-block;
  width: 15px;
  height: 15px;
  margin-right: 6px;
  border-radius: 3px;
  border: 1px solid rgba(0, 0, 0, 0.2);
}

.legend-label {
  font-size: 0.9rem;
}

/* Make chart titles more consistent */
.chart-title {
  color: #333;
  font-weight: 600;
}

/* Add stronger color contrast to navigation controls */
.year-control-btn {
  color: white;
  font-weight: bold;
}

/* Make related document links more accessible */
.document-link {
  text-decoration: none;
  font-weight: 500;
  color: #0066cc;
}

.document-link:hover,
.document-link:focus {
  text-decoration: underline;
  color: #004080;
}

/* High contrast mode support */
@media (forced-colors: active) {

  .chart-container,
  .people-chart-container {
    border: 1px solid CanvasText;
  }

  .legend-color {
    border: 1px solid CanvasText;
  }

  .year-control-btn {
    border: 1px solid CanvasText;
  }
}

/* Skip to main content link - hidden until focused */
.skip-to-content {
  position: absolute;
  left: -9999px;
  z-index: 9999;
  background: white;
  color: #333;
  padding: 15px;
  font-weight: bold;
  text-decoration: none;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.skip-to-content:focus {
  left: 10px;
  top: 10px;
}