/* =====================================================================
   TaskBoard — Vista de tabla (estilo hoja de cálculo)
   ===================================================================== */

.table-view-wrap { flex: 1; overflow: auto; padding: 0 20px 20px; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    font-size: 13px;
}
.data-table thead th {
    position: sticky; top: 0; z-index: 5;
    background: var(--bg-surface-alt);
    text-align: left;
    padding: 10px 12px;
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    white-space: nowrap;
    user-select: none;
}
.data-table thead th:hover { color: var(--text-primary); background: var(--bg-hover); }
.data-table thead th .sort-arrow { margin-left: 4px; opacity: .6; font-size: 10px; }
.data-table thead th.col-checkbox { width: 34px; }

.data-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}
.data-table tbody tr:hover { background: var(--bg-hover); }
.data-table tbody tr.selected { background: var(--color-primary-light); }
.data-table tbody tr.group-header td {
    background: var(--bg-surface-alt);
    font-weight: 700;
    font-size: 12px;
    color: var(--text-secondary);
    padding: 8px 12px;
}
.data-table td {
    padding: 9px 12px;
    vertical-align: middle;
    max-width: 260px;
}
.data-table td.title-cell { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer; }
.data-table td.title-cell:hover { color: var(--color-primary); }
.data-table td .cell-labels { display: flex; gap: 4px; flex-wrap: wrap; }
.data-table td .cell-assignees { display: flex; }

.table-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 20px;
    flex-wrap: wrap; gap: 10px;
}
.table-toolbar-left { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.group-toggle-icon { display: inline-block; transition: transform var(--transition-fast); margin-right: 6px; }
.group-toggle-icon.collapsed { transform: rotate(-90deg); }