Change badge color on NavigationItem in AdminPanelProdiver

NavigationItem::make('document')
                    ->group('Suivi des événements')
                    ->icon('heroicon-o-document')
                    ->sort(21)
                    ->badge(function (): ?int {
                        $count = EventResource::getEloquentQuery()->where('type', 'document')->where('is_new', true)->count();
                        return $count > 0 ? $count : null;
                    })
                    ->label(fn(): string => __('Documents'))
                    ->url(fn(): string => EventResource::getUrl() . '?activeTab=document')
                    ->isActiveWhen(fn() => request()->routeIs('filament.admin.resources.events.*') && request()->input('activeTab') === 'document'),