Some issues (#452)

* possible UI theming fix

* gob blood

* filter guidebooks by Culture settings

* deleted lobby track

Content.Client/Guidebook/Controls/GuidebookWindow.xaml.cs

@@ -5,6 +5,7 @@ using Content.Client.UserInterface.Controls;
 using Content.Client.UserInterface.Controls.FancyTree;
 using Content.Client.UserInterface.Systems.Info;
 using Content.Shared.Guidebook;
+using Content.Shared.Localizations;
 using Robust.Client.AutoGenerated;
 using Robust.Client.UserInterface.Controls;
 using Robust.Client.UserInterface.XAML;
@@ -168,6 +169,8 @@ public sealed partial class GuidebookWindow : FancyWindow, ILinkClickHandler
         foreach (var entry in GetSortedEntries(roots))
         {
             if (!entry.CrystallPunkAllowed) continue; //CrystallPunk guidebook filter
+            if (entry.LocFilter is not null && entry.LocFilter != ContentLocalizationManager.Culture) continue; //CrystallPunk guidebook filter
+
             AddEntry(entry.Id, parent, addedEntries);
         }