/* ========================================
   COLOUR PROPERTIES SECTION
   ======================================== */
/* Container and Screen Management - Colours */
.gb-notification {
  background-color: #fffff4;
  border: 1px solid #495961;
}
/* Data Input Methods - Colours */
.gb-method-tabs {
  border-bottom: 2px solid #495961;
}
.gb-tab-button {
  color: #495961;
  border-bottom: 3px solid transparent;
  border: 0.2rem solid transparent;
  outline: 0.2rem solid transparent;
}
.gb-tab-button.active {
  color: #005c84;
  border-bottom-color: #005c84;
  background-color: rgba(0, 92, 132, 0.1);
}
/* Input Panels - Colours */
.gb-input-panel {
  border: 1px solid #495961;
  background-color: rgba(255, 255, 244, 0.5);
}
.gb-input-panel h3 {
  color: #005c84;
}
/* Form-based Data Entry - Colours */
.gb-form-headers {
  background-color: rgba(0, 92, 132, 0.05);
}
.gb-row-label {
  color: #00131d;
}
.gb-data-row {
  border: 1px solid #495961;
  background-color: #fffff4;
}
.gb-add-row-button {
  color: #495961;
  outline: 0.2rem solid transparent;
  border: 0.2rem dashed #495961;
}
.gb-remove-row-button {
  color: #d5007f;
  outline: 0.2rem solid transparent;
  border: 0.2rem solid #d5007f;
}
/* CSV Paste Area - Colours */
.gb-csv-textarea {
  border: 1px solid #495961;
}
.gb-csv-textarea::placeholder {
  color: #495961;
}
/* CSV parsing feedback - Colours */
.gb-csv-feedback.success {
  background-color: rgba(0, 80, 81, 0.1);
  border: 1px solid #005051;
  color: #005051;
}
.gb-csv-feedback.warning {
  background-color: rgba(213, 0, 127, 0.1);
  border: 1px solid #d5007f;
  color: #d5007f;
}
.gb-csv-feedback.error {
  background-color: rgba(213, 0, 127, 0.15);
  border: 1px solid #d5007f;
  color: #d5007f;
}
/* Enhanced preview table - Colours */
.gb-preview-table-container {
  border: 1px solid #495961;
}
.gb-preview-table {
  background-color: #fffff4;
}
.gb-preview-table caption {
  background-color: rgba(0, 92, 132, 0.1);
  border-bottom: 1px solid #495961;
}
.gb-preview-table th,
.gb-preview-table td {
  border-bottom: 1px solid #495961;
  border-right: 1px solid #495961;
}
.gb-preview-table th {
  background-color: #e1e8ec;
  color: #005c84;
  border-bottom: 2px solid #005c84;
  box-shadow: 0 2px 2px rgba(0, 92, 132, 0.1);
}
.gb-preview-table tbody tr:nth-child(even) {
  background-color: rgba(73, 89, 97, 0.05);
}
.gb-preview-table tbody tr:hover {
  background-color: rgba(0, 92, 132, 0.08);
}
.gb-preview-table tbody tr:hover .gb-empty-cell {
  background-color: rgba(0, 92, 132, 0.15);
}
/* Empty cell styling - Colours */
.gb-empty-cell {
  background-color: rgba(73, 89, 97, 0.1);
}
.gb-empty-indicator {
  color: #495961;
}
/* CSV Example Styling - Colours */
.gb-csv-example {
  background-color: rgba(73, 89, 97, 0.08);
  border: 1px solid #495961;
  color: #00131d;
}
/* Data type specific styling - Colours */
.gb-data-type-boolean::before {
  background-color: currentColor;
}
/* Preview control row styling - Colours */
.gb-preview-control-row {
  border-top: 2px solid #005c84;
  background-color: rgba(0, 92, 132, 0.05);
}
.gb-preview-status {
  color: #005c84;
}
.gb-show-more-button,
.gb-show-less-button,
.gb-show-all-button {
  border: 1px solid #005c84;
  color: #005c84;
}
.gb-show-all-button {
  background-color: rgba(0, 92, 132, 0.1);
}
.gb-help-text {
  background-color: rgba(0, 92, 132, 0.05);
}
.gb-help-text p {
  color: #495961;
}
/* File Upload - Colours */
.gb-file-label {
  border: 2px dashed #495961;
  background-color: rgba(255, 255, 244, 0.8);
}
.gb-file-label:hover {
  border-color: #005c84;
  background-color: rgba(0, 92, 132, 0.05);
}
.gb-upload-text {
  color: #005c84;
}
/* Data Preview - Colours */
.gb-data-preview {
  border-top: 1px solid #495961;
}
.gb-data-preview h3 {
  color: #005c84;
}
.gb-preview-stats {
  background-color: rgba(0, 92, 132, 0.1);
  color: #005c84;
}
/* Chart Type Selection Grid - Colours */
.gb-chart-option {
  background: #fffff4;
  outline: 0.2rem solid transparent;
  border: 0.2rem solid #495961;
}
.gb-chart-option.selected {
  border-color: #005c84;
  background-color: rgba(0, 92, 132, 0.1);
  box-shadow: 0 0 0 2px rgba(0, 92, 132, 0.3);
}
.gb-chart-icon {
  color: #005c84;
}
.gb-chart-option h3 {
  color: #005c84;
}
.gb-chart-option p {
  color: #495961;
}
/* Configuration Layout - Colours */
.gb-config-preview h3,
.gb-config-form h3 {
  color: #005c84;
}
.gb-chart-preview-container {
  border: 1px solid #495961;
  background-color: #fffff4;
}
.gb-config-form {
  border: 1px solid #495961;
  background-color: rgba(255, 255, 244, 0.5);
}
.gb-config-group label {
  color: #00131d;
}
.gb-advanced-settings {
  border: 1px solid #495961;
}
.gb-advanced-settings summary {
  background-color: rgba(73, 89, 97, 0.1);
}
.gb-advanced-settings[open] summary {
  border-bottom: 1px solid #495961;
}
/* Result Screen - Colours */
.gb-result-info {
  color: #005051;
}
.gb-final-chart-container {
  border: 1px solid #495961;
  background-color: #fffff4;
}
/* Navigation - Colours */
.gb-navigation {
  border-top: 1px solid #495961;
}
.gb-back-button {
  color: #495961;
  outline: 0.2rem solid transparent;
  border: 0.2rem solid #495961;
}
.gb-next-button,
.gb-create-button {
  background-color: #005c84;
  color: #fffff4;
  outline: 0.2rem solid transparent;
  border: 0.2rem solid #005c84;
}
/* Toast System Layout - Colours */
.gb-skip-progress-link {
  background: #005c84;
  color: white;
}
/* Progress Navigation - Colours */
.gb-progress {
  border-bottom: 1px solid #495961;
}
.gb-steps::before {
  background: #758d9a;
}
.gb-step {
  color: #495961;
}
.gb-step.active {
  color: #005c84;
}
.gb-step.completed {
  color: #005051;
}
.gb-step-button,
.gb-step-non-interactive {
  border: 0.2rem solid transparent;
  color: inherit;
  outline: 0.2rem solid transparent;
}
.gb-step-number {
  background-color: #8d3970;
  border: 3px solid rgba(141, 57, 112, 0.65);
  color: #fffff4;
}
.gb-step.active .gb-step-number {
  background-color: #005c84;
  color: #fffff4;
  border-color: #005c84;
  box-shadow: 0 0 0 4px rgba(0, 92, 132, 0.2);
}
.gb-step.completed .gb-step-number {
  background-color: #005051;
  color: #fffff4;
  border-color: #005051;
  box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.2);
}
.gb-step-label {
  color: #6c757d;
}
.gb-step.active .gb-step-label {
  color: #005c84;
}
.gb-step.completed .gb-step-label {
  color: #005051;
}
.gb-step.completed::after {
  background: #005051;
}
.gb-step-button:hover .gb-step-number {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
.gb-step-button:hover .gb-step-label {
  color: #005c84;
}
.gb-step-button:focus .gb-step-number {
  outline: 3px solid #005c84;
}
.gb-step-non-interactive .gb-step-number {
  background: #f8f9fa;
  color: #adb5bd;
  border-color: #e9ecef;
}
.gb-step-non-interactive .gb-step-label {
  color: #adb5bd;
}
/* File Upload Focus States - Colours */
.gb-file-input:focus + .gb-file-label,
.gb-file-input:focus-visible + .gb-file-label {
  outline: 3px solid #005c84;
  box-shadow: 0 0 0 1px #ffffff, 0 0 0 4px #005c84;
  background-color: rgba(0, 92, 132, 0.05);
}
.gb-file-label:focus-within {
  outline: 3px solid #005c84;
  box-shadow: 0 0 0 1px #ffffff, 0 0 0 4px #005c84;
  background-color: rgba(0, 92, 132, 0.05);
}
.gb-file-label:focus-within .gb-upload-text {
  color: #005c84;
}
.gb-file-label.gb-drag-active {
  background-color: rgba(0, 92, 132, 0.1);
  border-color: #005c84;
}
.gb-file-label.gb-drag-active .gb-upload-text {
  color: #005c84;
}
.gb-file-label.gb-drag-active:focus-within {
  outline-color: #005c84;
  box-shadow: 0 0 0 1px #ffffff, 0 0 0 4px #005c84,
    0 0 0 6px rgba(0, 92, 132, 0.3);
}
.gb-upload-area:focus-within .gb-file-label {
  outline: 3px solid #005c84;
  box-shadow: 0 0 0 1px #ffffff, 0 0 0 4px #005c84;
  background-color: rgba(0, 92, 132, 0.05);
}
/* Mobile table responsive design - Colours */
@media (max-width: 768px) {
  .gb-preview-table caption {
    background-color: rgba(0, 92, 132, 0.1);
    border: 1px solid #495961;
  }
  .gb-preview-table tr {
    border: 1px solid #495961;
    background-color: #fffff4;
    box-shadow: 0 2px 4px rgba(0, 92, 132, 0.1);
  }
  .gb-preview-table tr:nth-child(even) {
    background-color: #fffff4;
  }
  .gb-preview-table tr:hover {
    background-color: rgba(0, 92, 132, 0.05);
  }
  .gb-preview-table td {
    border-bottom: 1px solid #e1e8ec;
  }
  .gb-preview-table td:before {
    color: #005c84;
  }
  .gb-preview-table .gb-empty-cell {
    background-color: rgba(73, 89, 97, 0.05);
  }
  .gb-preview-table .gb-empty-cell:before {
    background-color: transparent;
  }
  .gb-preview-control-row td {
    border: 1px solid #005c84;
    background-color: rgba(0, 92, 132, 0.05);
  }
}
/* High contrast mode support - Colours */
@media (prefers-contrast: high) {
  .gb-toast {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  }
  .gb-step.active .gb-step-number {
    box-shadow: 0 0 0 6px rgba(0, 92, 132, 0.4);
  }
  .gb-file-input:focus + .gb-file-label,
  .gb-file-input:focus-visible + .gb-file-label,
  .gb-file-label:focus-within {
    outline-width: 4px;
    outline-style: solid;
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 6px currentColor;
  }
  .gb-file-label.gb-drag-active {
    border-width: 3px;
    border-style: solid;
  }
  .gb-step-number {
    border-width: 4px;
  }
  .gb-steps::before {
    height: 4px;
  }
  .gb-step.completed::after {
    height: 4px;
  }
}
/* Windows High Contrast Mode support - Colours */
@media (-ms-high-contrast: active) {
  .gb-file-label:focus-within {
    outline: 3px solid ButtonText;
    background-color: Highlight;
  }
  .gb-file-label:focus-within .gb-upload-text {
    color: HighlightText;
  }
}
/* ========================================
   LAYOUT & STYLING PROPERTIES SECTION
   ======================================== */
/* sortable table width */
.chart-data-table-container {
  max-width: 100%;
  margin: 1rem 0;
}
.chart-data-table-wrapper {
  overflow-x: auto;
  overflow-y: visible;
}
/* Container and Screen Management */
#GraphBuilderContainer {
  /* max-width: 1200px; */
  margin: 0 auto;
  padding: 1rem;
}
.gb-screen {
  display: none;
  padding: 1.5rem 0;
}
.gb-screen.active {
  display: block;
}
/* Notification System */
.gb-notification {
  border-radius: 4px;
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.gb-notification-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}
/* Data Input Methods */
.gb-input-methods {
  border: none;
  padding: 0;
  margin-bottom: 2rem;
}
.gb-input-methods legend {
  font-weight: bold;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.gb-method-tabs {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}
.gb-tab-button {
  background: none;
  padding: 0.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
}
.gb-tab-icon {
  font-size: 1.5rem;
  line-height: 1;
}
.gb-tab-label {
  font-size: 0.9rem;
  font-weight: 500;
}
/* Input Panels */
.gb-input-panel {
  display: none;
  padding: 1.5rem;
  border-radius: 4px;
}
.gb-input-panel.active {
  display: block;
}
.gb-input-panel h3 {
  margin-top: 0;
  margin-bottom: 1rem;
}
/* Form-based Data Entry */
.gb-form-headers {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
  padding: 1rem;
  border-radius: 4px;
}
.gb-data-rows {
  margin-bottom: 1rem;
}
.gb-input-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.gb-row-label {
  font-weight: 500;
  font-size: 0.9rem;
}
.gb-data-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 1rem;
  align-items: end;
  margin-bottom: 0.75rem;
  padding: 1rem;
  border-radius: 4px;
}
.gb-add-row-button {
  background: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}
.gb-remove-row-button {
  background: none;
  padding: 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  height: 2.5rem;
}
.gb-remove-icon {
  flex-shrink: 0;
}
/* CSV Paste Area and Enhanced textarea */
.gb-paste-area {
  max-width: 600px;
}
.gb-csv-textarea {
  width: 100%;
  min-height: 200px;
  font-family: "Courier New", monospace;
  resize: vertical;
  border-radius: 4px;
  padding: 0.75rem;
  line-height: 1.4;
}
.gb-csv-textarea::placeholder {
  opacity: 0.8;
}
/* CSV parsing feedback */
.gb-csv-feedback {
  margin-top: 0.5rem;
  padding: 0.5rem;
  border-radius: 4px;
  font-size: 0.9rem;
}
/* Enhanced preview table */
.gb-preview-table-container {
  overflow-x: auto;
  border-radius: 4px;
  max-height: 500px;
  overflow-y: auto;
  position: relative;
}
.gb-preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.gb-preview-table caption {
  caption-side: top;
  text-align: left;
  padding: 0.75rem;
  font-weight: bold;
}
.gb-preview-table th,
.gb-preview-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
}
.gb-preview-table th:last-child,
.gb-preview-table td:last-child {
  border-right: none;
}
/* Sticky header enhancement */
.gb-preview-table th {
  font-weight: bold;
  position: sticky;
  top: 0;
  z-index: 2;
}
/* Empty cell styling */
.gb-empty-cell {
  text-align: center;
  font-style: italic;
}
.gb-empty-indicator {
  font-size: 1.2em;
  opacity: 0.6;
}
/* Data type specific styling */
.gb-data-type-number {
  text-align: right;
  font-family: "Courier New", monospace;
  font-weight: 500;
}
.gb-data-type-boolean {
  text-align: center;
  font-weight: bold;
}
.gb-data-type-boolean::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.5rem;
  opacity: 0.6;
}
/* Preview control row styling */
.gb-preview-controls {
  padding: 1rem !important;
  text-align: center;
  border: none !important;
}
.gb-preview-status {
  font-weight: 500;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}
.gb-preview-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.gb-show-more-button,
.gb-show-less-button,
.gb-show-all-button {
  background: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  font-weight: 500;
}
.gb-show-all-button {
  font-weight: 600;
}
.gb-help-text {
  margin-bottom: 1rem;
  padding: 0.75rem;
  border-radius: 4px;
}
.gb-help-text p {
  margin: 0.25rem 0;
  font-size: 0.9rem;
}
/* File Upload */
.gb-upload-area {
  max-width: 400px;
}
.gb-file-label {
  display: block;
  padding: 2rem;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}
.gb-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.gb-upload-icon {
  display: block;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}
.gb-upload-text {
  display: block;
  font-weight: 500;
}
/* Data Preview */
.gb-data-preview {
  margin-top: 2rem;
  padding-top: 2rem;
}
.gb-data-preview h3 {
  margin-bottom: 1rem;
}
.gb-preview-info {
  margin-bottom: 1rem;
}
.gb-preview-stats {
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
}
/* Chart Type Selection Grid */
.gb-chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}
.gb-chart-option {
  border-radius: 8px;
  padding: 1.5rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.gb-chart-icon {
  width: 80px;
  height: 48px;
}
.gb-chart-icon svg {
  width: 100%;
  height: 100%;
}
.gb-chart-option h3 {
  margin: 0;
  font-size: 1.1rem;
}
.gb-chart-option p {
  margin: 0;
  font-size: 0.9rem;
}
/* Configuration Layout */
.gb-config-layout {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 2rem;
  margin-bottom: 2rem;
}
.gb-config-preview h3,
.gb-config-form h3 {
  margin-bottom: 1rem;
}
.gb-chart-preview-container {
  min-height: 400px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.gb-config-form {
  padding: 1.5rem;
  border-radius: 4px;
  height: fit-content;
}
.gb-config-group {
  margin-bottom: 1.5rem;
}
.gb-config-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}
.gb-config-group input[type="checkbox"] {
  margin-right: 0.5rem;
}
.gb-advanced-settings {
  margin-top: 2rem;
  border-radius: 4px;
}
.gb-advanced-settings summary {
  padding: 1rem;
  cursor: pointer;
  font-weight: 500;
}
.gb-advanced-settings > div {
  padding: 1rem;
}
/* Result Screen */
.gb-result-info {
  text-align: center;
  margin-bottom: 2rem;
}
.gb-final-chart-container {
  min-height: 400px;
  max-width: 800px;
  width: 100%;
  margin: 0 auto 2rem auto;
  border-radius: 4px;
  padding: 1rem;
  overflow: hidden;
  position: relative;
}
/* Ensure chart containers inside don't exceed bounds */
.gb-final-chart-container .chart-container {
  max-width: 100% !important;
  width: 100% !important;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.gb-final-chart-container canvas {
  max-width: 100% !important;
  max-height: 500px !important;
  width: auto !important;
  height: auto !important;
}
/* Fix chart view controls positioning in final chart */
.gb-final-chart-container .chart-view-controls {
  top: 0.5rem !important;
  right: 0.5rem !important;
  z-index: 10 !important;
  border-radius: 4px !important;
  padding: 0.25rem !important;
  display: flex !important;
  gap: 0.25rem !important;
}
/* Ensure buttons are visible */
.gb-final-chart-container .chart-view-button {
  opacity: 1 !important;
  visibility: visible !important;
  display: inline-flex !important;
}
.gb-result-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}
/* Navigation */
.gb-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2rem;
  padding-top: 2rem;
}
.gb-back-button {
  background: none;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.gb-next-button,
.gb-create-button {
  padding: 0.75rem 2rem;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s ease;
}
.gb-next-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}
/* Toast System Layout */
.gb-toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 2147483647;
  max-width: 400px;
  pointer-events: none;
}
.gb-toast {
  z-index: inherit;
  pointer-events: auto;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  pointer-events: auto;
  transform: translateX(100%);
  opacity: 0;
  transition: all 0.3s ease-in-out;
  min-height: 3rem;
}
.gb-toast.gb-toast-show {
  transform: translateX(0);
  opacity: 1;
}
.gb-toast.gb-toast-hide {
  transform: translateX(100%);
  opacity: 0;
}
.gb-toast-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  line-height: 1;
}
.gb-toast-content {
  flex: 1;
  font-weight: 500;
  line-height: 1.4;
  margin: 0;
  font-size: 1em;
}
.gb-toast-close {
  background: none;
  cursor: pointer;
  font-size: 0.9em;
  line-height: 1;
  padding: 0.25rem;
  flex-shrink: 0;
  transition: all 0.2s ease;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gb-toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  opacity: 0.7;
  transition: width linear;
  border-radius: 0 0 6px 6px;
  background-color: currentColor;
}
/* Skip Link */
.gb-skip-progress-link {
  position: absolute;
  top: -40px;
  left: 6px;
  padding: 8px 16px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 1000;
  transition: top 0.3s;
}
.gb-skip-progress-link:focus {
  top: 6px;
}
.sr-only-focusable {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.sr-only-focusable:focus {
  position: static !important;
  width: auto !important;
  height: auto !important;
  padding: 0.5rem 1rem !important;
  margin: 0 !important;
  overflow: visible !important;
  clip: auto !important;
  white-space: normal !important;
}
/* Progress Navigation */
.gb-progress {
  margin: 2rem 0;
  padding: 0;
  padding-bottom: 1rem;
}
.gb-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}
/* Base connecting line positioning */
.gb-steps::before {
  content: "";
  position: absolute;
  top: 1.5rem;
  left: calc(50% / 4);
  right: calc(50% / 4);
  height: 3px;
  z-index: 1;
  border-radius: 1.5px;
}
/* Individual step items */
.gb-step {
  position: relative;
  z-index: 3;
  flex: 1;
  text-align: center;
  display: flex;
  justify-content: center;
}
.gb-step.active {
  font-weight: bold;
}
/* Step buttons and non-interactive spans */
.gb-step-button,
.gb-step-non-interactive {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 0;
  background: none;
  text-align: center;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
  text-decoration: none;
  min-width: 120px;
}
.gb-step-non-interactive {
  cursor: default;
}
/* Step number circles */
.gb-step-number {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 4;
  transition: all 0.3s ease;
}
.gb-step.active .gb-step-number {
  transform: scale(1.1);
}
/* Step labels */
.gb-step-label {
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
  line-height: 1.3;
}
.gb-step.active .gb-step-label {
  font-weight: 700;
}
.gb-step.completed .gb-step-label {
  font-weight: 600;
}
/* Progress lines for completed sections */
.gb-step.completed::after {
  content: "";
  position: absolute;
  top: 1.5rem;
  left: 50%;
  width: calc(100% - 0px);
  height: 3px;
  z-index: 2;
  border-radius: 1.5px;
  transform: translateX(0);
}
/* Don't show progress line after last step */
.gb-step:last-child::after {
  display: none;
}
/* Interactive button hover states */
.gb-step-button:hover .gb-step-number {
  transform: scale(1.05);
}
/* Active step hover should be more pronounced */
.gb-step.active .gb-step-button:hover .gb-step-number {
  transform: scale(1.15);
}
/* Focus states for accessibility */
.gb-step-button:focus {
  outline: none;
  border-radius: 8px;
}
.gb-step-button:focus .gb-step-number {
  outline-offset: 3px;
}

.gb-chart-constrained {
  max-width: 800px;
}

.gb-chart-constrained.expanded {
  max-width: none !important;
}

/* CSV Example Styling - Layout */
.gb-csv-example {
  font-family: "Courier New", Monaco, "Lucida Console", monospace;
  font-size: 0.85rem;
  line-height: 1.4;
  padding: 0.75rem;
  margin: 0.5rem 0 0 0;
  border-radius: 4px;
  overflow-x: auto;
  white-space: pre;
  max-width: 100%;
}
/* Help text improvements */
.gb-help-text p {
  margin: 0.5rem 0;
}
.gb-help-text p:first-child {
  margin-top: 0;
}
.gb-help-text p:last-child {
  margin-bottom: 0;
}
/* Drag and Drop Styling for File Upload */
.gb-file-label {
  transition: all 0.2s ease;
  padding: 1rem;
}
.gb-file-label.gb-drag-active {
  transform: scale(1.02);
}
.gb-file-label.gb-drag-active .gb-upload-icon {
  animation: gb-pulse 1s ease-in-out infinite;
}
.gb-file-label.gb-drag-active .gb-upload-text {
  font-weight: 600;
}
@keyframes gb-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}
.gb-file-label:focus-within .gb-upload-text {
  font-weight: 600;
}
.gb-file-label:focus-within .gb-upload-icon {
  transform: scale(1.1);
}
/* Screen reader text for better accessibility */
.gb-file-label::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  pointer-events: none;
}
/* Responsive Design */
@media (max-width: 885px) {
  .gb-steps {
    flex-direction: column;
    gap: 1rem;
    max-width: 100%;
    padding: 0 1rem;
    align-items: center !important;
  }
  /* Base connecting line removed for mobile */
  .gb-steps::before {
    background: none !important;
  }
  .gb-step::after {
    display: none;
  }
  .gb-method-tabs {
    flex-direction: column;
  }
  .gb-form-headers {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .gb-data-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .gb-chart-grid {
    grid-template-columns: 1fr;
  }
  .gb-config-layout {
    grid-template-columns: 1fr;
  }
  .gb-navigation {
    flex-direction: column;
    gap: 1rem;
  }
  .gb-result-actions {
    flex-direction: column;
    align-items: center;
  }
  .gb-step-button,
  .gb-step-non-interactive {
    min-width: 100px;
  }
  .gb-step-number {
    width: 2.75rem;
    height: 2.75rem;
    font-size: 1rem;
  }
  .gb-step-label {
    font-size: 0.85rem;
  }
  .gb-steps::before {
    top: 1.375rem;
    left: calc(50% / 4);
    right: calc(50% / 4);
  }
  .gb-step.completed::after {
    top: 1.375rem;
  }
  .gb-toast-container {
    top: 0.5rem;
    right: 0.5rem;
    left: 0.5rem;
    max-width: none;
  }
  .gb-toast {
    margin-bottom: 0.25rem;
  }
  .gb-preview-actions {
    flex-direction: column;
    gap: 0.5rem;
  }
  .gb-show-more-button,
  .gb-show-less-button,
  .gb-show-all-button {
    min-width: 150px;
  }
}
/* Mobile table responsive design */
@media (max-width: 768px) {
  .gb-preview-table-container {
    border: none;
    max-height: none;
  }
  .gb-preview-table {
    border: none;
    background: none;
  }
  .gb-preview-table caption {
    border-radius: 4px 4px 0 0;
    margin-bottom: 0;
  }
  .gb-preview-table thead {
    display: none;
  }
  .gb-preview-table tbody {
    display: block;
  }
  .gb-preview-table tr {
    display: block;
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 4px;
  }
  .gb-preview-table td {
    display: block;
    border: none;
    padding: 0.5rem 0;
    text-align: left;
    position: relative;
    padding-left: 40%;
  }
  .gb-preview-table td:last-child {
    border-bottom: none;
  }
  .gb-preview-table td:before {
    content: attr(data-label) ": ";
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 35%;
    font-weight: bold;
    word-wrap: break-word;
  }
  .gb-preview-table .gb-empty-cell {
    border-radius: 4px;
    padding: 0.5rem 0 0.5rem 40%;
  }
  .gb-preview-table .gb-data-type-number {
    text-align: left;
    font-family: "Courier New", monospace;
  }
  .gb-preview-table .gb-data-type-boolean {
    text-align: left;
  }
  .gb-preview-control-row {
    border: none;
    background-color: transparent;
    margin-bottom: 0;
    box-shadow: none;
  }
  .gb-preview-control-row td {
    border-radius: 4px;
    padding: 1rem !important;
  }
  .gb-preview-control-row td:before {
    display: none;
  }
}
@media (max-width: 480px) {
  .gb-step-label {
    font-size: 0.8rem;
  }
  .gb-step-button,
  .gb-step-non-interactive {
    min-width: 80px;
    gap: 0.5rem;
  }
  .gb-step-number {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 0.9rem;
  }
  .gb-steps::before {
    top: 1.25rem;
    left: calc(50% / 4);
    right: calc(50% / 4);
  }
  .gb-step.completed::after {
    top: 1.25rem;
  }
  .gb-preview-table tr {
    padding: 0.75rem;
  }
  .gb-preview-table td {
    padding-left: 45%;
  }
  .gb-preview-table td:before {
    width: 40%;
    font-size: 0.9rem;
  }
  .gb-preview-actions {
    flex-direction: column;
    gap: 0.5rem;
  }
  .gb-show-more-button,
  .gb-show-less-button,
  .gb-show-all-button {
    width: 100%;
    min-width: auto;
  }
}
/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .gb-toast {
    transition: opacity 0.2s ease;
    transform: none;
  }
  .gb-toast.gb-toast-show {
    transform: none;
  }
  .gb-toast.gb-toast-hide {
    transform: none;
  }
  .gb-step-button,
  .gb-step-number,
  .gb-step-label {
    transition: none;
  }
  .gb-step-button:hover .gb-step-number,
  .gb-step.active .gb-step-number {
    transform: none;
  }
  .gb-file-label {
    transition: none;
  }
  .gb-file-label.gb-drag-active {
    transform: none;
  }
  .gb-file-label.gb-drag-active .gb-upload-icon {
    animation: none;
  }
  .gb-file-label:focus-within .gb-upload-icon {
    transform: none;
  }
  .gb-file-label:focus-within {
    transition: none;
  }
}

/* Graph Builder Fullscreen - Expand Button Visibility Fix */
/* Resolves CSS specificity conflict where inline style="display: none" was being overridden */

/* Hide expand width button when chart container is in fullscreen mode */
.chart-container.fullscreen-mode
  .chart-view-controls
  .chart-view-button[id^="toggle-width-"] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* Ensure expand width button is visible when NOT in fullscreen mode */
.chart-container:not(.fullscreen-mode)
  .chart-view-controls
  .chart-view-button[id^="toggle-width-"] {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

/* 
 * Technical Notes:
 * - Uses high CSS specificity to override existing flex display rules
 * - Multiple hiding properties ensure button is completely inaccessible in fullscreen
 * - Explicit visibility rules for non-fullscreen state prevent inheritance issues
 * - Maintains WCAG 2.2 AA compliance by hiding decorative button when inappropriate
 */