/* Styles for the @datagrid core grid (Excel-like look).
   Adapted from the grid library's demo stylesheet. */

/* Table base */
.datagrid-table {
  width: 100%;
  border-collapse: collapse;
  user-select: none;
  table-layout: fixed;
  font-family: Calibri, "Segoe UI", Arial, sans-serif;
  font-size: 13px;
  color: #000;
}

/* Column header cells (A, B, C...) */
.datagrid-col-header {
  text-align: center;
  padding: 0 2px;
  height: 22px;
  background-color: #e6e6e6;
  border: 1px solid #b4b4b4;
  border-top: none;
  color: #595959;
  font-weight: normal;
  font-size: 12px;
  position: sticky;
  top: 0;
  z-index: 2;
  cursor: pointer;
}

.datagrid-col-header:hover {
  background-color: #d6d6d6;
}

.datagrid-col-header.datagrid-header-selected {
  background-color: #c0c0c0;
}

.datagrid-col-header.datagrid-header-selected:hover {
  background-color: #b4b4b4;
}

/* Corner cell (top-left, where row and column headers meet) */
.datagrid-corner-header {
  width: 36px;
  min-width: 36px;
  max-width: 36px;
  height: 22px;
  background-color: #e6e6e6;
  border: 1px solid #b4b4b4;
  border-top: none;
  border-left: none;
  position: sticky;
  top: 0;
  left: 0;
  z-index: 3;
  cursor: pointer;
}

.datagrid-corner-header:hover {
  background-color: #d6d6d6;
}

/* Row header cells (1, 2, 3...) */
.datagrid-table td.datagrid-row-header {
  width: 36px;
  min-width: 36px;
  max-width: 36px;
  text-align: center;
  background-color: #e6e6e6;
  border: 1px solid #b4b4b4;
  border-left: none;
  color: #595959;
  font-weight: normal;
  font-size: 12px;
  cursor: pointer;
  padding: 0 2px;
}

.datagrid-table td.datagrid-row-header:hover {
  background-color: #d6d6d6;
}

.datagrid-table td.datagrid-row-header.datagrid-header-selected {
  background-color: #c0c0c0;
}

.datagrid-table td.datagrid-row-header.datagrid-header-selected:hover {
  background-color: #b4b4b4;
}

/* Data cells */
.datagrid-table td {
  border-right: 1px solid #d4d4d4;
  border-bottom: 1px solid #d4d4d4;
  border-top: none;
  border-left: none;
  padding: 2px 6px;
  height: 24px;
  cursor: cell;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  background: #fff;
}

/* Spacer rows (virtualization) */
.datagrid-table tr[data-spacer] td {
  border: none;
  padding: 0;
  background: transparent;
}

/* Selection highlight */
.datagrid-cell-selected {
  outline: 2px solid #166daf;
  outline-offset: -2px;
}

/* Error cells */
.datagrid-cell-error {
  background-color: #ffecec;
}

/* Inline editor */
.grid-editor {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  border: 2px solid #166daf;
  outline: none;
  padding: 0 3px;
  margin: 0;
  min-width: 0;
  font: inherit;
  background: white;
}

/* Context menu */
.datagrid-context-menu {
  background: #fff;
  border: 1px solid #d4d4d4;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  padding: 4px 0;
  min-width: 180px;
  font-family: Calibri, "Segoe UI", Arial, sans-serif;
  font-size: 13px;
  z-index: 50;
}

.datagrid-context-menu-item {
  padding: 6px 16px;
  cursor: pointer;
  color: #333;
  white-space: nowrap;
}

.datagrid-context-menu-item:hover {
  background-color: #e8f0fe;
  color: #1a73e8;
}

.datagrid-context-menu-separator {
  height: 1px;
  background-color: #e0e0e0;
  margin: 4px 0;
}

/* Column dropdown button (in header) */
.datagrid-col-dropdown-btn {
  float: right;
  font-size: 9px;
  opacity: 0;
  cursor: pointer;
  padding: 0 2px;
  color: #888;
  transition: opacity 0.15s;
}

.datagrid-col-header:hover .datagrid-col-dropdown-btn {
  opacity: 1;
}

.datagrid-col-dropdown-btn:hover {
  color: #333;
}

/* Column properties panel */
.datagrid-col-properties-panel {
  background: #fff;
  border: 1px solid #d4d4d4;
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
  padding: 12px;
  min-width: 220px;
  font-family: Calibri, "Segoe UI", Arial, sans-serif;
  font-size: 13px;
  z-index: 50;
}

.datagrid-panel-section {
  margin-bottom: 10px;
}

.datagrid-panel-section:last-child {
  margin-bottom: 0;
}

.datagrid-panel-label {
  font-weight: 600;
  font-size: 11px;
  color: #555;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.datagrid-panel-sublabel {
  font-size: 12px;
  color: #666;
  margin: 6px 0 2px;
}

.datagrid-panel-input,
.datagrid-panel-select {
  width: 100%;
  box-sizing: border-box;
  padding: 4px 6px;
  border: 1px solid #ccc;
  border-radius: 3px;
  font: inherit;
  font-size: 13px;
  background: #fff;
}

.datagrid-panel-input:focus,
.datagrid-panel-select:focus,
.datagrid-panel-input-small:focus {
  outline: none;
  border-color: #166daf;
}

.datagrid-panel-input-small {
  width: 60px;
  padding: 3px 6px;
  border: 1px solid #ccc;
  border-radius: 3px;
  font: inherit;
  font-size: 13px;
}

.datagrid-panel-hint {
  font-style: italic;
  color: #999;
  font-size: 12px;
}

/* Search bar (Ctrl+F) */
.datagrid-search-bar {
  position: sticky;
  top: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  background: #f5f5f5;
  border-bottom: 1px solid #d4d4d4;
  font-family: Calibri, "Segoe UI", Arial, sans-serif;
  font-size: 13px;
}

.datagrid-search-input {
  flex: 1;
  padding: 4px 8px;
  border: 1px solid #ccc;
  border-radius: 3px;
  font: inherit;
  font-size: 13px;
  min-width: 120px;
  max-width: 300px;
}

.datagrid-search-input:focus {
  outline: none;
  border-color: #166daf;
  box-shadow: 0 0 0 2px rgba(22, 109, 175, 0.15);
}

.datagrid-search-filter-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  white-space: nowrap;
  color: #555;
}

.datagrid-search-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: #888;
  padding: 0 4px;
  line-height: 1;
}

.datagrid-search-close:hover {
  color: #333;
}

/* Search match highlight */
.datagrid-cell-search-match {
  background-color: #fff3cd !important;
}

/* First row as label (header row) */
.datagrid-label-row td {
  font-weight: 700;
  background: #f8f8f8 !important;
}

.datagrid-label-row td.datagrid-row-header {
  font-weight: normal;
  background: #e6e6e6 !important;
}