fix: improve contrast between validated and pending states and fix instant background removal

src/components/PricingView.tsx

@@ -51,6 +51,9 @@ export function PricingView({ data, headers, onSaveRow, onCaptureState, onEdit,
   const [filterMode, setFilterMode] = useState<FilterMode>('all_errors');
   const [search, setSearch] = useState('');
   const [searchMode, setSearchMode] = useState<'all' | 'selected'>('all');
+  const [columnWidths, setColumnWidths] = useState<Record<string, number>>({});
+  const [resizingColumn, setResizingColumn] = useState<string | null>(null);
+  const tableRef = useRef<HTMLTableElement>(null);
   const [editingCell, setEditingCell] = useState<EditingCell | null>(null);
   const [savingCell, setSavingCell] = useState<{ rowIndex: number; colIndex: number } | null>(null);
   const inputRef = useRef<HTMLInputElement>(null);
@@ -891,11 +894,11 @@ export function PricingView({ data, headers, onSaveRow, onCaptureState, onEdit,
                     className={cn(
                       'border-b border-slate-700/50 transition-colors hover:bg-slate-700/20',
                       isValidated 
-                        ? 'bg-emerald-500/5' 
+                        ? 'bg-emerald-500/10' 
                         : saveStatus === 'error'
                           ? 'bg-red-400/20 border-l-4 border-l-red-500'
                           : saveStatus === 'pending'
-                            ? 'bg-yellow-400/20 border-l-4 border-l-yellow-400'
+                            ? 'bg-amber-400/20 border-l-4 border-l-amber-400'
                             : isCritical
                               ? 'bg-red-950/20'
                               : pricingErrors.length > 0