/* ==========================================================================
   ifinsta Data Table — Dense Excel-Inspired Design
   Design: Zero shadows, flat headers, thin grid, dense padding
   Border model: border-collapse: collapse with 1px var(--ifinsta-secondary-200)
   ========================================================================== */

:root {
  --ifinsta-dt-grid: var(--ifinsta-secondary-200);
  --ifinsta-dt-grid-strong: var(--ifinsta-secondary-300);
  --ifinsta-dt-row-alt: var(--ifinsta-bg-secondary);
  --ifinsta-dt-row-hover: var(--ifinsta-primary-50);
  --ifinsta-dt-header-bg: var(--ifinsta-bg-tertiary);
  --ifinsta-dt-header-text: var(--ifinsta-secondary-800);
  --ifinsta-dt-cell-pad-x: 8px;
  --ifinsta-dt-cell-pad-y: 3px;
  --ifinsta-dt-font-size: 13px;
}

/* == Utility == */
.ifinsta-hidden { display: none !important; }

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

/* == Wrapper == */
.ifinsta-table-wrapper {
  background: #fff;
  border: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  overflow: hidden;
}

/* == Header Area == */
.ifinsta-table-header,
.ifinsta-toolbar,
.ifinsta-info-bar,
.ifinsta-table-loading,
.ifinsta-table-footer {
  padding: 6px 12px;
}

.ifinsta-table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border-bottom: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
}

.ifinsta-header-left,
.ifinsta-title-wrap { min-width: 0; }

.ifinsta-title-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.ifinsta-table-title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--ifinsta-text-primary, #111);
}

.ifinsta-record-count {
  display: inline-flex;
  align-items: center;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--ifinsta-bg-secondary, var(--ifinsta-bg-tertiary));
  color: var(--ifinsta-text-secondary, #555);
  font-size: 11px;
  font-weight: 500;
}

.ifinsta-table-subtitle {
  margin: 2px 0 0;
  color: var(--ifinsta-text-muted, #888);
  font-size: 12px;
}

.ifinsta-header-actions,
.ifinsta-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.ifinsta-toolbar {
  background: var(--ifinsta-bg-secondary);
  border-bottom: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
}

.ifinsta-search-box {
  position: relative;
  min-width: 180px;
  max-width: 280px;
  flex: 1 1 auto;
}

.ifinsta-search-icon {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--ifinsta-text-muted, #888);
  pointer-events: none;
}

.ifinsta-search-input,
.ifinsta-select,
.ifinsta-btn {
  min-height: 28px;
  border-radius: 3px;
  font: inherit;
  font-size: 12px;
}

.ifinsta-search-input,
.ifinsta-select {
  border: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  background: #fff;
  color: var(--ifinsta-text-primary, #111);
}

.ifinsta-search-input {
  width: 100%;
  padding: 3px 8px 3px 28px;
}

.ifinsta-search-input:focus,
.ifinsta-select:focus {
  outline: none;
  border-color: var(--ifinsta-primary, var(--ifinsta-primary-600));
}

.ifinsta-select {
  padding: 0 24px 0 8px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  min-width: 80px;
  max-width: 140px;
}

.ifinsta-page-size { min-width: 80px; }

.ifinsta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0 10px;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  font-size: 12px;
}

.ifinsta-btn-ghost {
  background: #fff;
  border-color: var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  color: var(--ifinsta-text-secondary, #555);
}

.ifinsta-btn-primary {
  background: var(--ifinsta-primary, var(--ifinsta-primary-600));
  border-color: var(--ifinsta-primary, var(--ifinsta-primary-600));
  color: #fff;
}

.ifinsta-btn-danger-sm {
  min-height: 24px;
  padding: 0 8px;
  background: transparent;
  border-color: var(--ifinsta-danger, var(--ifinsta-danger-600));
  color: var(--ifinsta-danger, var(--ifinsta-danger-600));
  font-size: 11px;
}

/* == Column Dropdown == */
.ifinsta-dropdown-wrap { position: relative; flex: 0 0 auto; }

.ifinsta-column-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  z-index: 50;
  min-width: 180px;
  max-width: 240px;
  max-height: 60vh;
  overflow-y: auto;
  padding: 4px;
  background: #fff;
  border: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  border-radius: 3px;
  display: none;
}

.ifinsta-column-dropdown.ifinsta-open { display: block; }

.ifinsta-dropdown-header {
  padding: 4px 8px;
  color: var(--ifinsta-text-muted, #888);
  font-size: 11px;
  font-weight: 600;
}

.ifinsta-dropdown-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 3px;
  cursor: pointer;
  font-size: 12px;
}

.ifinsta-dropdown-item:hover { background: var(--ifinsta-bg-tertiary); }

/* == Density Toggle == */
.ifinsta-density-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  border-radius: 3px;
  background: #fff;
}

.ifinsta-density-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 2px;
  background: transparent;
  color: var(--ifinsta-text-muted, #888);
  cursor: pointer;
}

.ifinsta-density-btn.ifinsta-active {
  background: rgba(37, 99, 235, 0.08);
  color: var(--ifinsta-primary, var(--ifinsta-primary-600));
}

/* == Shell == */
.ifinsta-table-shell { position: relative; }
.ifinsta-table-scroll-indicator { display: none; }

/* == Info Bar / Loading == */
.ifinsta-info-bar,
.ifinsta-table-loading,
.ifinsta-table-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.ifinsta-info-bar,
.ifinsta-table-loading {
  background: var(--ifinsta-bg-secondary);
  border-bottom: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
}

.ifinsta-info-text,
.ifinsta-page-info {
  color: var(--ifinsta-text-muted, #888);
  font-size: 12px;
}

.ifinsta-selection-bar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ifinsta-loading-spinner {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 2px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  border-top-color: var(--ifinsta-primary, var(--ifinsta-primary-600));
  animation: ifinsta-dt-spin 0.8s linear infinite;
}

@keyframes ifinsta-dt-spin {
  to { transform: rotate(360deg); }
}

/* == Viewport == */
.ifinsta-table-viewport {
  overflow: auto;
  max-height: 540px;
  width: 100%;
  background: #fff;
}

/* == Core Table == */
.ifinsta-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--ifinsta-dt-font-size, 13px);
  line-height: 1.4;
  color: var(--ifinsta-text-primary, #111);
}

/* == Header == */
.ifinsta-table-head {
  position: sticky;
  top: 0;
  z-index: 2;
}

.ifinsta-th,
.ifinsta-td {
  box-sizing: border-box;
  padding: var(--ifinsta-dt-cell-pad-y, 3px) var(--ifinsta-dt-cell-pad-x, 8px);
  vertical-align: top;
  line-height: 1.4;
}

.ifinsta-th {
  background: var(--ifinsta-dt-header-bg, var(--ifinsta-bg-tertiary));
  color: var(--ifinsta-dt-header-text, var(--ifinsta-secondary-800));
  font-weight: 600;
  font-size: var(--ifinsta-dt-font-size, 13px);
  border-bottom: 2px solid var(--ifinsta-dt-grid-strong, var(--ifinsta-secondary-300));
  border-right: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  white-space: nowrap;
}

.ifinsta-th:last-child { border-right: none; }
.ifinsta-th.col-num,
.ifinsta-th[data-type="number"],
.ifinsta-th[data-type="currency"] { text-align: right; }

.ifinsta-th-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}

.ifinsta-th-label { min-width: 0; }

.ifinsta-sort-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.35;
}

.ifinsta-th-sortable { cursor: pointer; }
.ifinsta-th-sortable:hover { background: var(--ifinsta-secondary-200); }

/* == Body Cells == */
.ifinsta-td {
  color: var(--ifinsta-text-primary, #111);
  border-bottom: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  border-right: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
}

.ifinsta-td:last-child { border-right: none; }

.ifinsta-tr { background: #fff; }

/* == Striped == */
.ifinsta-table.ifinsta-striped .ifinsta-table-body .ifinsta-tr:nth-child(even) {
  background: var(--ifinsta-dt-row-alt, var(--ifinsta-bg-secondary));
}

/* == Hover == */
.ifinsta-table-body .ifinsta-tr:hover {
  background: var(--ifinsta-dt-row-hover, var(--ifinsta-primary-50));
}

.ifinsta-table-body .ifinsta-tr:hover .ifinsta-td { background: transparent; }

/* == Column Visibility == */
.ifinsta-col-hidden { display: none !important; }
.ifinsta-col-nowrap { white-space: nowrap !important; }
.ifinsta-col-wrap { white-space: normal !important; }
.ifinsta-col-truncate {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 1px;
}

.ifinsta-col-mono {
  font-family: var(--ifinsta-font-mono);
  font-variant-numeric: tabular-nums;
}

/* == Number/Currency Columns (data cells only) == */
.ifinsta-td.col-num,
.ifinsta-td[data-type="number"],
.ifinsta-td[data-type="currency"] {
  text-align: right;
  font-family: var(--ifinsta-font-mono);
  font-variant-numeric: tabular-nums;
}

/* == Value Formats == */
.ifinsta-value {
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.ifinsta-currency,
.ifinsta-date,
.ifinsta-phone { white-space: nowrap; }

.ifinsta-date,
.ifinsta-phone {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

.ifinsta-phone { font-family: var(--ifinsta-font-mono); }

/* == Avatar Cell == */
.ifinsta-avatar-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.ifinsta-avatar {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

.ifinsta-avatar-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.ifinsta-avatar-name { font-weight: 600; }
.ifinsta-avatar-subtext {
  color: var(--ifinsta-text-muted, #888);
  font-size: 11px;
}

/* == Badge / Tag == */
.ifinsta-badge,
.ifinsta-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.ifinsta-badge { padding: 1px 6px; }
.ifinsta-badge .ifinsta-status-dot {
  width: 5px; height: 5px;
  border-radius: 999px;
  background: currentColor;
}

.ifinsta-badge-active,
.ifinsta-badge-success { background: var(--ifinsta-success-50); color: var(--ifinsta-success-600); }

.ifinsta-badge-pending,
.ifinsta-badge-warning { background: var(--ifinsta-warning-50); color: var(--ifinsta-warning-600); }

.ifinsta-badge-blocked,
.ifinsta-badge-danger { background: var(--ifinsta-danger-50); color: var(--ifinsta-danger-600); }

.ifinsta-badge-neutral,
.ifinsta-badge-inactive,
.ifinsta-badge-info,
.ifinsta-badge-primary { background: var(--ifinsta-bg-tertiary); color: #555; }

.ifinsta-tags {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.ifinsta-tag {
  padding: 1px 5px;
  background: var(--ifinsta-bg-tertiary);
  color: #555;
}

/* == Priority == */
.ifinsta-priority {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.ifinsta-priority-pip {
  display: inline-flex;
  align-items: flex-end;
  gap: 1px;
}

.ifinsta-pip {
  display: inline-block;
  width: 3px;
  border-radius: 999px;
  background: currentColor;
}

/* == Progress == */
.ifinsta-progress-wrap { min-width: 80px; }
.ifinsta-progress-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ifinsta-progress-track {
  flex: 1 1 auto;
  height: 5px;
  border-radius: 999px;
  background: #eee;
  overflow: hidden;
}

.ifinsta-progress-fill {
  height: 100%;
  border-radius: inherit;
  background: var(--ifinsta-primary, var(--ifinsta-primary-600));
}

.ifinsta-fill-high { background: var(--ifinsta-success-600); }
.ifinsta-fill-mid { background: var(--ifinsta-warning-600); }
.ifinsta-fill-low { background: var(--ifinsta-danger-600); }
.ifinsta-progress-pct { white-space: nowrap; font-variant-numeric: tabular-nums; }

/* == Quantity Colors == */
.ifinsta-qty-positive { color: var(--ifinsta-success-600); }
.ifinsta-qty-negative { color: var(--ifinsta-danger-600); }

/* == Checkbox == */
.ifinsta-checkbox-cell { width: 32px; text-align: center; padding: 0 !important; }

.ifinsta-checkbox-wrap {
  position: relative;
  width: 14px;
  height: 14px;
  margin: 0 auto;
}

.ifinsta-checkbox {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.ifinsta-checkbox-face {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--ifinsta-border);
  border-radius: 2px;
  background: var(--ifinsta-surface);
}

.ifinsta-checkbox-face svg { display: none; color: var(--ifinsta-text-inverse); }

.ifinsta-checkbox:checked ~ .ifinsta-checkbox-face {
  background: var(--ifinsta-primary);
  border-color: var(--ifinsta-primary);
}

.ifinsta-checkbox:checked ~ .ifinsta-checkbox-face svg { display: block; }

/* == Actions == */
.ifinsta-actions-col {
  width: 72px;
  text-align: center;
  white-space: nowrap;
  border-right: none !important;
}

.ifinsta-row-actions {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.ifinsta-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 3px;
  border: 1px solid transparent;
  color: var(--ifinsta-text-muted, #888);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
}

.ifinsta-action-btn:hover {
  border-color: var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  background: var(--ifinsta-bg-tertiary);
  color: var(--ifinsta-primary, var(--ifinsta-primary-600));
}

.ifinsta-action-btn.ifinsta-del:hover { color: var(--ifinsta-danger-600); }

/* == Empty State == */
.ifinsta-empty-state {
  padding: 24px 12px;
  text-align: center;
}

.ifinsta-table-body .ifinsta-empty-state {
  display: table-cell;
  vertical-align: middle;
}

.ifinsta-empty-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ifinsta-text-primary, #111);
}

.ifinsta-empty-text {
  margin: 4px 0 0;
  color: var(--ifinsta-text-muted, #888);
}

/* == Footer == */
.ifinsta-table-footer {
  background: var(--ifinsta-bg-secondary);
  border-top: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
}

.ifinsta-footer-left,
.ifinsta-pagination {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ifinsta-page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  border-radius: 3px;
  border: 1px solid var(--ifinsta-dt-grid, var(--ifinsta-secondary-200));
  background: #fff;
  color: var(--ifinsta-text-secondary, #555);
  text-decoration: none;
  font-size: 12px;
}

.ifinsta-page-btn-active {
  background: var(--ifinsta-primary, var(--ifinsta-primary-600));
  border-color: var(--ifinsta-primary, var(--ifinsta-primary-600));
  color: #fff;
}

/* == Sheet Variant == */
.ifinsta-table-wrapper--sheet {
  --ifinsta-dt-grid: rgba(148, 163, 184, 0.2);
  --ifinsta-dt-grid-strong: rgba(148, 163, 184, 0.35);
  --ifinsta-dt-row-alt: var(--ifinsta-bg-secondary);
  --ifinsta-dt-row-hover: var(--ifinsta-bg-secondary);
  --ifinsta-dt-header-bg: var(--ifinsta-bg-tertiary);
  border-color: var(--ifinsta-dt-grid-strong);
  background: #fff;
}

.ifinsta-table-wrapper--sheet .ifinsta-th,
.ifinsta-table-wrapper--sheet .ifinsta-td {
  border-right: 1px solid var(--ifinsta-dt-grid);
}

.ifinsta-table-wrapper--sheet .ifinsta-table-head .ifinsta-th {
  background: var(--ifinsta-dt-header-bg);
  white-space: nowrap;
}

.ifinsta-table-wrapper--sheet .ifinsta-th-sortable:hover {
  background: var(--ifinsta-secondary-200);
}

.ifinsta-table-wrapper--sheet .ifinsta-table.ifinsta-striped .ifinsta-table-body .ifinsta-tr:nth-child(even) {
  background: var(--ifinsta-dt-row-alt);
}

.ifinsta-table-wrapper--sheet .ifinsta-table-body .ifinsta-tr:hover {
  background: var(--ifinsta-dt-row-hover);
}

/* == Density == */
.ifinsta-density-compact .ifinsta-th,
.ifinsta-density-compact .ifinsta-td {
  padding-top: 2px;
  padding-bottom: 2px;
}

.ifinsta-density-standard .ifinsta-th,
.ifinsta-density-standard .ifinsta-td {
  padding-top: 4px;
  padding-bottom: 4px;
}

.ifinsta-density-comfortable .ifinsta-th,
.ifinsta-density-comfortable .ifinsta-td {
  padding-top: 8px;
  padding-bottom: 8px;
}

/* == Mobile == */
@media (max-width: 768px) {
  .ifinsta-table-header {
    flex-direction: column;
    align-items: stretch;
  }

  .ifinsta-toolbar {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .ifinsta-search-box {
    flex: 0 0 clamp(180px, 60vw, 260px);
    min-width: 180px;
    max-width: 260px;
  }

  .ifinsta-table-wrapper--sheet .ifinsta-table-header,
  .ifinsta-table-wrapper--sheet .ifinsta-toolbar,
  .ifinsta-table-wrapper--sheet .ifinsta-info-bar,
  .ifinsta-table-wrapper--sheet .ifinsta-table-loading,
  .ifinsta-table-wrapper--sheet .ifinsta-table-footer {
    padding: 6px 10px;
  }

  .ifinsta-table-wrapper--sheet .ifinsta-actions-col {
    position: static;
  }

  .ifinsta-table-wrapper.ifinsta-mobile-cards .ifinsta-table-viewport {
    overflow-x: auto;
    max-height: none;
  }

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

  .ifinsta-footer-left,
  .ifinsta-pagination {
    justify-content: center;
  }
}