Sentry turrets - Part 5: Reuseable UI components (#35149)

* Initial commit

* Updated how monotone buttons are styled

* Removed unnecessary textures

* Updated attributions

* Addressing reviewer comments

* Adjusted monotone checkbox styling

Content.Client/UserInterface/Controls/MonotoneCheckBox.cs

@@ -0,0 +1,24 @@
+using Robust.Client.UserInterface.Controls;
+
+namespace Content.Client.UserInterface.Controls;
+
+/// <summary>
+/// A check box intended for use with a monotone color palette
+/// </summary>
+public sealed class MonotoneCheckBox : CheckBox
+{
+    public const string StyleClassMonotoneCheckBox = "monotoneCheckBox";
+
+    public MonotoneCheckBox()
+    {
+        TextureRect.AddStyleClass(StyleClassMonotoneCheckBox);
+    }
+
+    protected override void DrawModeChanged()
+    {
+        base.DrawModeChanged();
+
+        // Appearance modulations
+        Modulate = Disabled ? Color.Gray : Color.White;
+    }
+}