MVC - Navbar ativa dinâmica

<ul class="menuzord-menu">
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "inicio" ? "active" : "")">@Html.ActionLink("Home", "Index", "Inicio")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "institucional" ? "active" : "")">@Html.ActionLink("Flairs", "Index", "Institucional")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "produtos" ? "active" : "")">@Html.ActionLink("Produtos", "Index", "Produtos")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "eventos" ? "active" : "")">@Html.ActionLink("Eventos", "Index", "Eventos")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "instagram" ? "active" : "")">@Html.ActionLink("Instagram", "Index", "Instagram")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "videos" ? "active" : "")">@Html.ActionLink("Vídeos", "Index", "Videos")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "contato" ? "active" : "")">@Html.ActionLink("Contato", "Index", "Contato")</li>
    <li class="@(ViewContext.RouteData.Values["Controller"].ToString().ToLower() == "orcamento" ? "active" : "")">@Html.ActionLink("Proposta", "Index", "Orcamento", null, new { @class = "proposta" })</li>
</ul>