/**
 * Table Styles for Data Display
 * Optimized for displaying statistical data tables
 */

/* ========== Table Container ========== */

.data-container {
  margin-top: var(--spacing-lg);
}

.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--color-background);
  border-radius: var(--border-radius);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.control-group {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.table-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

#cell-count-display {
  font-weight: 600;
  color: var(--color-text);
}

/* ========== Table Wrapper ========== */

.table-wrapper {
  overflow-x: auto;
  overflow-y: auto;
  max-height: 70vh;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
}

/* ========== Data Table ========== */

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--font-size-sm);
  background: var(--color-surface);
}

.data-table th,
.data-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  text-align: left;
}

/* ========== Table Headers ========== */

.data-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-primary);
  color: white;
}

.data-table thead th {
  font-weight: 600;
  text-align: center;
  border-color: rgba(255, 255, 255, 0.2);
  background: var(--color-primary);
}

.corner-cell {
  background: var(--color-primary-dark);
  border-color: rgba(255, 255, 255, 0.2);
}

.col-header {
  background: var(--color-primary);
  color: white;
  font-weight: 600;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  min-width: 80px;
}

/* ========== Row Headers ========== */

.row-header {
  background: var(--color-background);
  font-weight: 600;
  color: var(--color-text);
  position: sticky;
  left: 0;
  z-index: 5;
  white-space: nowrap;
  border-right: 2px solid var(--color-border);
}

/* Make row headers sticky when scrolling horizontally */
.data-table tbody th.row-header {
  box-shadow: 2px 0 4px rgba(0, 0, 0, 0.05);
}

/* ========== Data Cells ========== */

.data-cell {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  background: var(--color-surface);
}

.data-cell:hover {
  background: #fff8e1;
}

/* Alternating row colors for better readability */
.data-table tbody tr:nth-child(even) .data-cell {
  background: #fafafa;
}

.data-table tbody tr:nth-child(even) .data-cell:hover {
  background: #fff8e1;
}

/* ========== Empty/Missing Values ========== */

.data-cell:empty::after {
  content: "-";
  color: var(--color-text-light);
}

/* ========== Table Zebra Striping ========== */

.data-table tbody tr:hover {
  background: rgba(39, 66, 71, 0.03);
}

.data-table tbody tr:hover .data-cell,
.data-table tbody tr:hover .row-header {
  background: rgba(39, 66, 71, 0.05);
}

/* ========== Column Highlighting on Hover ========== */

.data-table td {
  position: relative;
}

/* ========== Scrollbar Styling ========== */

.table-wrapper::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

.table-wrapper::-webkit-scrollbar-track {
  background: var(--color-background);
  border-radius: var(--border-radius);
}

.table-wrapper::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--border-radius);
}

.table-wrapper::-webkit-scrollbar-thumb:hover {
  background: #999999;
}

/* ========== Compact Table Mode ========== */

.data-table.compact th,
.data-table.compact td {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.8rem;
}

/* ========== Large Numbers ========== */

.data-table .data-cell {
  font-feature-settings: "tnum"; /* Tabular numbers */
  letter-spacing: 0.02em;
}

/* ========== Responsive Table ========== */

@media (max-width: 768px) {
  .table-wrapper {
    max-height: 50vh;
  }

  .data-table {
    font-size: 0.75rem;
  }

  .data-table th,
  .data-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .table-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .control-group {
    width: 100%;
    justify-content: center;
  }
}

/* ========== Print Styles ========== */

@media print {
  .table-controls {
    display: none;
  }

  .table-wrapper {
    max-height: none;
    border: none;
    box-shadow: none;
  }

  .data-table {
    page-break-inside: auto;
  }

  .data-table tr {
    page-break-inside: avoid;
    page-break-after: auto;
  }

  .data-table thead {
    display: table-header-group;
  }

  .data-table tbody {
    display: table-row-group;
  }

  /* Remove sticky positioning for print */
  .data-table thead,
  .data-table .row-header {
    position: static;
  }

  /* Ensure borders are visible in print */
  .data-table th,
  .data-table td {
    border: 1px solid #000;
  }
}

/* ========== Accessibility ========== */

.data-table:focus-within {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .data-table th,
  .data-table td {
    border-color: #000;
  }

  .row-header {
    border-right-color: #000;
    border-right-width: 3px;
  }

  .data-table thead th {
    border-bottom-width: 3px;
    border-bottom-color: #000;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .data-cell,
  .row-header,
  .dimension-chip {
    transition: none;
  }
}

/* ========== Loading State for Table ========== */

.table-wrapper.loading {
  position: relative;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.table-wrapper.loading::after {
  content: "Laster data...";
  position: absolute;
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  font-style: italic;
}

/* ========== Table Performance Optimization ========== */

/* Use GPU acceleration for sticky elements */
.data-table thead,
.data-table .row-header {
  will-change: transform;
  transform: translateZ(0);
}

/* Optimize rendering for large tables */
.table-wrapper {
  contain: layout style paint;
}

/* ========== Custom Cell Types ========== */

/* Numeric cells with special formatting */
.data-cell.negative {
  color: var(--color-error);
}

.data-cell.positive {
  color: var(--color-success);
}

.data-cell.zero {
  color: var(--color-text-light);
}

/* Highlighted cells (for future features) */
.data-cell.highlighted {
  background: #fff3cd !important;
  font-weight: 600;
}

/* ========== Table Metadata Display ========== */

.table-metadata {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--color-background);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
}

.table-metadata h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary-dark);
}

.metadata-toggle-btn {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: 0;
  padding: var(--spacing-xs) 0;
  user-select: none;
}

.metadata-toggle-btn:hover {
  color: var(--color-primary);
}

.metadata-toggle-icon {
  font-size: 0.75rem;
  display: inline-block;
  width: 1em;
  text-align: center;
}

.metadata-content {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

.metadata-content p {
  margin-bottom: var(--spacing-xs);
}

.metadata-content a {
  color: var(--color-primary);
  text-decoration: underline;
}

.table-metadata dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-xs) var(--spacing-md);
}

.table-metadata dt {
  font-weight: 600;
  color: var(--color-text);
}

.table-metadata dd {
  color: var(--color-text-light);
  margin: 0;
}