body {
  padding-bottom: 60px;
}

.container {
  position: relative;
  padding: 1rem;
}

.loading {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  min-height: 230px;
}

.loaded {
  display: none;
}

.loading-icon {
  width: 5rem;
  height: 5rem;
}

.acc-btn-icon::after {
  margin-left: 1rem;
}

.fading-text {
  animation: fadeInOut 1.5s ease-in-out infinite;
}

@keyframes fadeInOut {
  0% {
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 0;
  }
}

/* NEW: CSS class for the Select All/Deselect All button */
.filter-control-btn {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  margin-bottom: 10px;
  transition: background-color 0.2s ease;
}

.filter-control-btn:hover {
  background-color: #0056b3;
}

.filter-control-btn:active {
  background-color: #004085;
}

.difficulty-disclaimer {
  margin-top: 12px;
  padding: 8px 12px;
  background-color: #fff3cd;
  border: 1px solid #ffeaa7;
  border-radius: 4px;
  font-size: 13px;
  color: #856404;
  line-height: 1.4;
}

/* Interactive Dataset List Styles */
.aps-chart-container {
  display: flex;
  gap: 20px;
  margin: 20px 0;
  align-items: flex-start;
}
/* Allow zoom and pan */
#aps-chart {
  touch-action: manipulation;
  user-select: none;
  cursor: grab;
}

#aps-chart:active {
  cursor: grabbing; /* Show grabbing cursor when dragging */
}

.aps-chart-wrapper {
  flex: 4;
  min-width: 0;
  overflow: hidden;
}

.aps-dataset-list-wrapper {
  flex: 1;
  max-width: 220px;
  min-width: 180px;
  display: flex;
  flex-direction: column;
}

.aps-dataset-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 5px;
  padding-bottom: 5px;
  margin-top: 25px;
  flex-shrink: 0;
}

.aps-dataset-list-header h5 {
  margin: 0;
  font-weight: bold;
  color: #666;
  font-size: 18px;
  text-align: center;
  flex: 1;
  font-weight: bold;
}

/* Clear highlight button styling */
.aps-dataset-list-header .btn-sm {
  font-size: 9.5px;
  padding: 4px 8px;
  line-height: 1;
  border-radius: 3px;
}

.aps-dataset-list-header .btn-sm i {
  font-size: 10px;
  margin-right: 0.2rem;
}

.aps-dataset-list {
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  height: 550px;
  overflow-y: auto;
  overflow-x: hidden;
  border: 1px solid #e5e7eb;
}

.aps-dataset-item {
  padding: 10px 16px;
  border-bottom: 1px solid #f3f4f6;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  position: relative;
}

.aps-dataset-item:last-child {
  border-bottom: none;
}

.aps-dataset-item:hover {
  background-color: #f8fafc;
  transform: translateX(2px);
}

.aps-dataset-item.highlighted {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  font-weight: 600;
  box-shadow: 0 2px 4px rgba(102, 126, 234, 0.3);
}

.aps-dataset-item.highlighted:hover {
  background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
  transform: translateX(3px);
}

.aps-dataset-name {
  font-size: 14px;
  font-weight: 500;
}

.aps-dataset-item.highlighted .aps-dataset-name {
  font-weight: 600;
}

/* Responsive adjustments for the chart container */
@media (max-width: 1024px) {
  .aps-chart-container {
    flex-direction: column;
  }

  .aps-dataset-list-wrapper {
    max-width: none;
    min-width: 0;
  }

  .aps-dataset-list {
    height: 300px;
  }
}

@media (max-width: 768px) {
  .aps-chart-container {
    gap: 15px;
    margin: 15px 0;
  }

  .aps-dataset-list-header h5 {
    font-size: 16px;
  }

  .aps-dataset-item {
    padding: 10px 12px;
  }

  .aps-dataset-name {
    font-size: 13px;
  }
}

.modern-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: 0 0 12px 12px;
  overflow: hidden;
  box-shadow: none;
  border: none;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  margin-top: 0;
  margin-bottom: 0;
}

.modern-table thead {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.modern-table thead th {
  color: white;
  font-weight: 600;
  font-size: 16px;
  padding: 16px 20px;
  text-align: center;
  border: none;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  letter-spacing: 0.025em;
  border-top: none;
}

.modern-table thead th:last-child {
  border-right: none;
}

.modern-table thead th:first-child {
  text-align: left;
}

.modern-table tbody tr {
  border-bottom: 1px solid #e5e7eb;
  transition: background-color 0.2s ease;
}

.modern-table tbody tr:hover {
  background-color: #f9fafb;
}

.modern-table tbody tr:last-child {
  border-bottom: none;
}

.modern-table tbody tr:nth-child(even) {
  background-color: #f8fafc;
}

.modern-table tbody tr:nth-child(even):hover {
  background-color: #f1f5f9;
}

.modern-table tbody td {
  padding: 12px 20px;
  font-size: 14px;
  color: #374151;
  border: none;
  border-right: 1px solid #e5e7eb;
  text-align: center;
}

.modern-table tbody td:last-child {
  border-right: none;
}

.modern-table tbody td:first-child {
  font-weight: 500;
  color: #1f2937;
  text-align: left;
}

/* Section headers */
.modern-section-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 16px 20px;
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  border-radius: 12px 12px 0 0;
  letter-spacing: 0.025em;
  border: none;
}

/* Table sections */
.modern-table-section {
  margin-bottom: 5rem;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  background: white;
}

/* Remove gaps between header and table */
.modern-section-header + .modern-table {
  margin-top: 0;
  border-top: none;
  border-radius: 0 0 12px 12px;
  box-shadow: none;
}

.modern-table-section .modern-table {
  border-top: none;
}

.modern-no-data {
  text-align: center;
  padding: 24px;
  color: #6b7280;
  font-style: italic;
  background: white;
  border-right: none !important;
}

.compact-spacing {
  margin-bottom: 1rem !important;
}

.required-dataset-autocomplete {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  border: 1px solid #ced4da;
  border-radius: 0.375rem;
  padding: 6px 8px;
  background-color: #ffffff;
}

.required-dataset-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.required-dataset-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: #0d6efd;
  color: #ffffff;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
}

.required-dataset-chip button {
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 12px;
  line-height: 1;
  padding: 0;
  cursor: pointer;
}

.required-dataset-input {
  border: none;
  flex: 1;
  min-width: 200px;
  padding: 4px 6px;
}

.required-dataset-input:focus {
  outline: none;
  box-shadow: none;
}

.required-dataset-suggestions {
  margin-top: 6px;
  border: 1px solid #ced4da;
  border-radius: 0.375rem;
  background-color: #ffffff;
  max-height: 220px;
  overflow-y: auto;
  display: none;
}

.required-dataset-suggestions.show {
  display: block;
}

.required-dataset-suggestions button {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 6px 10px;
  cursor: pointer;
}

.required-dataset-suggestions button:hover {
  background-color: #f1f5f9;
}

.compact-spacing-large {
  margin-bottom: 2rem !important;
}

.modern-section-divider {
  margin: 3rem 0;
  border: none;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    #667eea 50%,
    transparent 100%
  );
  border-radius: 1px;
}

.modern-section-divider + .modern-table-section {
  margin-top: 3rem;
}

/* Modal overlay */
.info-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  z-index: 1000;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(2px);
}

.info-modal-overlay.show {
  display: flex;
}

/* Modal content container */
.info-modal-content {
  background: white;
  border-radius: 12px;
  padding: 0;
  max-width: 800px;
  max-height: 85vh;
  overflow: hidden;
  position: relative;
  margin: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-50px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Modal header */
.info-modal-header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: 12px 12px 0 0;
}

.info-modal-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.025em;
}

.info-modal-close {
  background: none;
  border: none;
  color: white;
  font-size: 28px;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

.info-modal-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

/* Modal body */
.info-modal-body {
  padding: 30px;
  max-height: 70vh;
  overflow-y: auto;
}

/* Modal section styling */
.info-modal-section {
  margin-bottom: 25px;
}

.info-modal-section:last-child {
  margin-bottom: 0;
}

/* Individual level items */
.info-modal-level {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  padding: 18px;
  border-radius: 10px;
  background: #f8f9fa;
  border-left: 4px solid transparent;
  transition: all 0.2s ease;
}

.info-modal-level:hover {
  background: #f1f3f4;
  transform: translateX(2px);
}

/* Level badges */
.info-modal-badge {
  padding: 6px 12px;
  border-radius: 15px;
  font-size: 12px;
  font-weight: 600;
  margin-right: 20px;
  min-width: 90px;
  text-align: center;
  flex-shrink: 0;
  color: white;
}

.info-modal-badge.very-hard {
  background: #343a40;
}

.info-modal-badge.hard {
  background: #dc3545;
}

.info-modal-badge.medium {
  background: #ffc107;
  color: #000;
}

.info-modal-badge.easy {
  background: #0d6efd;
}

.info-modal-badge.very-easy {
  background: #198754;
}

.info-modal-badge.very-low {
  background: #6c757d;
}

.info-modal-badge.low {
  background: #dc3545;
}

.info-modal-badge.moderate {
  background: #ffc107;
  color: #000;
}

.info-modal-badge.high {
  background: #0d6efd;
}

.info-modal-badge.very-high {
  background: #198754;
}

/* Level information */
.info-modal-info {
  flex: 1;
}

.info-modal-info h4 {
  margin: 0 0 8px 0;
  color: #374151;
  font-size: 16px;
  font-weight: 600;
}

.info-modal-info p {
  margin: 0;
  font-size: 14px;
  color: #6b7280;
  line-height: 1.5;
}

/* Info icon styling for modals */
.info-icon-modal {
  color: #0d6efd;
  cursor: pointer;
  margin-left: 8px;
  font-size: 16px;
  font-weight: bold;
  display: inline-block;
  min-width: 16px;
  min-height: 16px;
  transition: color 0.2s ease;
}

.info-icon-modal:hover {
  color: #0056b3;
}

/* Responsive modal design */
@media (max-width: 768px) {
  .info-modal-content {
    max-width: 95vw;
    max-height: 90vh;
    margin: 10px;
  }

  .info-modal-header {
    padding: 15px 20px;
  }

  .info-modal-title {
    font-size: 18px;
  }

  .info-modal-body {
    padding: 20px;
  }

  .info-modal-level {
    flex-direction: column;
    align-items: flex-start;
    padding: 15px;
  }

  .info-modal-badge {
    margin-right: 0;
    margin-bottom: 10px;
    min-width: auto;
  }

  .info-modal-info h4 {
    font-size: 14px;
  }

  .info-modal-info p {
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .info-modal-content {
    max-width: 98vw;
    margin: 5px;
  }

  .info-modal-header {
    padding: 12px 15px;
  }

  .info-modal-title {
    font-size: 16px;
  }

  .info-modal-body {
    padding: 15px;
  }

  .info-modal-level {
    padding: 12px;
    margin-bottom: 15px;
  }
}

@media (max-width: 768px) {
  .modern-table {
    font-size: 12px;
  }

  .modern-table thead th,
  .modern-table tbody td {
    padding: 10px 16px;
  }

  .modern-section-header {
    padding: 12px 16px;
    font-size: 16px;
  }

  .modern-no-data {
    padding: 20px;
  }

  .modern-table-section {
    margin-bottom: 3rem;
  }
}

@media (max-width: 480px) {
  .modern-table thead th,
  .modern-table tbody td {
    padding: 8px 12px;
    font-size: 11px;
  }

  .modern-section-header {
    font-size: 14px;
    padding: 10px 12px;
  }

  .modern-table-section {
    margin-bottom: 2.5rem;
  }
}

.range-slider {
  margin: 8px 0 4px;
  height: 4px;
}

.range-slider .noUi-connect {
  background: #0d6efd;
}

.range-slider .noUi-horizontal .noUi-handle {
  border-radius: 50%;
  background: #fff;
  border: 2px solid #0d6efd;
  cursor: pointer;
  width: 16px;
  height: 16px;
  right: -8px;
  top: -7px;
}

.range-slider .noUi-handle::before,
.range-slider .noUi-handle::after {
  display: none;
}

.range-slider .noUi-target {
  background: #e5e7eb;
  border: none;
  border-radius: 3px;
  box-shadow: none;
}

.range-input-row {
  margin-top: 2px;
}

.range-input {
  width: 45% !important;
  text-align: center;
  font-size: 0.7rem;
  padding: 1px 3px !important;
  height: auto !important;
}

.range-slider + .range-input-row {
  margin-top: 2px;
}

.card-body .form-label {
  margin-bottom: 2px;
  font-size: 0.85rem;
}

.method-hint {
  font-size: 0.72rem;
  margin-top: 1px;
  color: #6c757d;
  max-width: 220px;
}