diff --git a/XSDVisualiser.Desktop/Views/RightDetailsView.axaml b/XSDVisualiser.Desktop/Views/RightDetailsView.axaml
index a2f06c1..76a68ff 100644
--- a/XSDVisualiser.Desktop/Views/RightDetailsView.axaml
+++ b/XSDVisualiser.Desktop/Views/RightDetailsView.axaml
@@ -58,71 +58,10 @@
                         <TextBlock Text="{Binding BaseTypeName}"/>
 
                         <StackPanel>
-                          <TextBlock Text="Enumerations" FontWeight="SemiBold"/>
-                          <ItemsControl ItemsSource="{Binding Enumerations}" IsVisible="{Binding Enumerations, Converter={StaticResource HasItems}}">
+                          <TextBlock Text="Constraints" FontWeight="SemiBold"/>
+                          <ItemsControl ItemsSource="{Binding Constraints}" IsVisible="{Binding Constraints, Converter={StaticResource HasItems}}">
                             <ItemsControl.ItemTemplate>
-                              <DataTemplate x:DataType="x:String">
-                                <TextBlock Text="{Binding ., StringFormat=• {0}}"/>
-                              </DataTemplate>
-                            </ItemsControl.ItemTemplate>
-                          </ItemsControl>
-                        </StackPanel>
-
-                        <StackPanel>
-                          <TextBlock Text="Patterns" FontWeight="SemiBold"/>
-                          <ItemsControl ItemsSource="{Binding Patterns}" IsVisible="{Binding Patterns, Converter={StaticResource HasItems}}">
-                            <ItemsControl.ItemTemplate>
-                              <DataTemplate x:DataType="x:String">
-                                <TextBlock Text="{Binding ., StringFormat=• {0}}"/>
-                              </DataTemplate>
-                            </ItemsControl.ItemTemplate>
-                          </ItemsControl>
-                        </StackPanel>
-
-                        <!-- Numeric bounds -->
-                        <StackPanel IsVisible="{Binding Numeric, Converter={x:Static ObjectConverters.IsNotNull}}">
-                          <TextBlock Text="Numeric bounds" FontWeight="SemiBold"/>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Numeric.MinInclusive, Converter={x:Static ObjectConverters.IsNotNull}}">
-                            <TextBlock Text="Min inclusive:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Numeric.MinInclusive}"/>
-                          </StackPanel>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Numeric.MaxInclusive, Converter={x:Static ObjectConverters.IsNotNull}}">
-                            <TextBlock Text="Max inclusive:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Numeric.MaxInclusive}"/>
-                          </StackPanel>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Numeric.MinExclusive, Converter={x:Static ObjectConverters.IsNotNull}}">
-                            <TextBlock Text="Min exclusive:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Numeric.MinExclusive}"/>
-                          </StackPanel>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Numeric.MaxExclusive, Converter={x:Static ObjectConverters.IsNotNull}}">
-                            <TextBlock Text="Max exclusive:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Numeric.MaxExclusive}"/>
-                          </StackPanel>
-                        </StackPanel>
-
-                        <!-- Length bounds -->
-                        <StackPanel IsVisible="{Binding Length, Converter={x:Static ObjectConverters.IsNotNull}}">
-                          <TextBlock Text="Length bounds" FontWeight="SemiBold"/>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Length.LengthSpecified}">
-                            <TextBlock Text="Length:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Length.Length}"/>
-                          </StackPanel>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Length.MinLengthSpecified}">
-                            <TextBlock Text="Min length:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Length.MinLength}"/>
-                          </StackPanel>
-                          <StackPanel Orientation="Horizontal" IsVisible="{Binding Length.MaxLengthSpecified}">
-                            <TextBlock Text="Max length:" FontWeight="Bold"/>
-                            <TextBlock Margin="8,0,0,0" Text="{Binding Length.MaxLength}"/>
-                          </StackPanel>
-                        </StackPanel>
-
-                        <!-- Dynamic facets -->
-                        <StackPanel>
-                          <TextBlock Text="All facets" FontWeight="SemiBold"/>
-                          <ItemsControl ItemsSource="{Binding AllFacets}" IsVisible="{Binding AllFacets, Converter={StaticResource HasItems}}">
-                            <ItemsControl.ItemTemplate>
-                              <DataTemplate x:DataType="m:FacetEntry">
+                              <DataTemplate x:DataType="m:ConstraintEntry">
                                 <TextBlock>
                                   <Run Text="• "/>
                                   <Run Text="{Binding Name}"/>
diff --git a/XSDVisualiser/Models/XsdSchemaModel.cs b/XSDVisualiser/Models/XsdSchemaModel.cs
index 1ffae00..897784f 100644
--- a/XSDVisualiser/Models/XsdSchemaModel.cs
+++ b/XSDVisualiser/Models/XsdSchemaModel.cs
@@ -117,68 +117,24 @@ namespace XSDVisualiser.Models
     }
 
     /// <summary>
-    /// SimpleType constraints (facets).
+    /// SimpleType constraints (formerly called facets).
     /// </summary>
     public class ConstraintSet
     {
         [XmlAttribute]
         public string? BaseTypeName { get; set; }
 
-        [XmlArray("Enumerations")]
-        [XmlArrayItem("Value")]
-        public List<string> Enumerations { get; set; } = new();
-
-        [XmlArray("Patterns")]
-        [XmlArrayItem("Regex")]
-        public List<string> Patterns { get; set; } = new();
-
-        [XmlElement]
-        public NumericBounds? Numeric { get; set; }
-
-        [XmlElement]
-        public LengthBounds? Length { get; set; }
-
-        // Generic catch-all list of facets for dynamic display and tooling
-        [XmlArray("Facets")]
-        [XmlArrayItem("Facet")]
-        public List<FacetEntry> AllFacets { get; set; } = new();
+        // Generic catch-all list of constraints for dynamic display and tooling
+        [XmlArray("Constraints")]
+        [XmlArrayItem("Constraint")]
+        public List<ConstraintEntry> Constraints { get; set; } = new();
     }
 
-    public class FacetEntry
+    public class ConstraintEntry
     {
         [XmlAttribute]
         public string? Name { get; set; }
         [XmlAttribute]
         public string? Value { get; set; }
     }
-
-    public class NumericBounds
-    {
-        [XmlAttribute]
-        public string? MinInclusive { get; set; }
-        [XmlAttribute]
-        public string? MaxInclusive { get; set; }
-        [XmlAttribute]
-        public string? MinExclusive { get; set; }
-        [XmlAttribute]
-        public string? MaxExclusive { get; set; }
-    }
-
-    public class LengthBounds
-    {
-        [XmlAttribute]
-        public int Length { get; set; }
-        [XmlIgnore]
-        public bool LengthSpecified { get; set; }
-
-        [XmlAttribute]
-        public int MinLength { get; set; }
-        [XmlIgnore]
-        public bool MinLengthSpecified { get; set; }
-
-        [XmlAttribute]
-        public int MaxLength { get; set; }
-        [XmlIgnore]
-        public bool MaxLengthSpecified { get; set; }
-    }
 }
diff --git a/XSDVisualiser/Parsing/XsdSchemaParser.cs b/XSDVisualiser/Parsing/XsdSchemaParser.cs
index 363aeaf..13f6338 100644
--- a/XSDVisualiser/Parsing/XsdSchemaParser.cs
+++ b/XSDVisualiser/Parsing/XsdSchemaParser.cs
@@ -310,7 +310,6 @@ namespace XSDVisualiser.Core
                     break;
                 case XmlSchemaSimpleTypeList list:
                 {
-                    cons.Patterns.Add("(list)");
                     if (!list.ItemTypeName.IsEmpty)
                     {
                         var baseType = ResolveType(list.ItemTypeName);
@@ -325,7 +324,6 @@ namespace XSDVisualiser.Core
                 }
                 case XmlSchemaSimpleTypeUnion union:
                 {
-                    cons.Patterns.Add("(union)");
                     foreach (var memberType in union.BaseMemberTypes)
                     {
                         if (memberType is { } mst)
@@ -345,111 +343,33 @@ namespace XSDVisualiser.Core
         private static void Merge(ConstraintSet target, ConstraintSet? source)
         {
             if (source == null) return;
-            foreach (var e in source.Enumerations.Where(e => !target.Enumerations.Contains(e))) target.Enumerations.Add(e);
-            foreach (var p in source.Patterns.Where(p => !target.Patterns.Contains(p))) target.Patterns.Add(p);
 
-            // Merge generic facets
-            if (source.AllFacets != null)
+            // Merge generic constraints (name + value de-duplication)
+            if (source.Constraints != null)
             {
-                foreach (var sf in source.AllFacets)
+                foreach (var sc in source.Constraints)
                 {
                     var exists = false;
-                    foreach (var tf in target.AllFacets)
+                    foreach (var tc in target.Constraints)
                     {
-                        if (string.Equals(tf.Name, sf.Name, StringComparison.Ordinal) && string.Equals(tf.Value, sf.Value, StringComparison.Ordinal))
+                        if (string.Equals(tc.Name, sc.Name, StringComparison.Ordinal) && string.Equals(tc.Value, sc.Value, StringComparison.Ordinal))
                         {
                             exists = true; break;
                         }
                     }
-                    if (!exists) target.AllFacets.Add(new FacetEntry { Name = sf.Name, Value = sf.Value });
+                    if (!exists)
+                    {
+                        target.Constraints.Add(new ConstraintEntry { Name = sc.Name, Value = sc.Value });
+                    }
                 }
             }
-
-            if (source.Numeric != null)
-            {
-                target.Numeric ??= new NumericBounds();
-                target.Numeric.MinInclusive ??= source.Numeric.MinInclusive;
-                target.Numeric.MaxInclusive ??= source.Numeric.MaxInclusive;
-                target.Numeric.MinExclusive ??= source.Numeric.MinExclusive;
-                target.Numeric.MaxExclusive ??= source.Numeric.MaxExclusive;
-            }
-
-            if (source.Length == null) return;
-            
-            target.Length ??= new LengthBounds();
-            if (source.Length.LengthSpecified && !target.Length.LengthSpecified)
-            {
-                target.Length.Length = source.Length.Length;
-                target.Length.LengthSpecified = true;
-            }
-            if (source.Length.MinLengthSpecified && !target.Length.MinLengthSpecified)
-            {
-                target.Length.MinLength = source.Length.MinLength;
-                target.Length.MinLengthSpecified = true;
-            }
-
-            if (!source.Length.MaxLengthSpecified || target.Length.MaxLengthSpecified) return;
-            
-            target.Length.MaxLength = source.Length.MaxLength;
-            target.Length.MaxLengthSpecified = true;
         }
 
         private static void MergeFacets(ConstraintSet cons, XmlSchemaObjectCollection facets)
         {
             foreach (var f in facets)
             {
-                // Map known facets to strongly-typed buckets for backward compatibility
-                switch (f)
-                {
-                    case XmlSchemaEnumerationFacet enumFacet:
-                        cons.Enumerations.Add(enumFacet.Value);
-                        break;
-                    case XmlSchemaPatternFacet patternFacet:
-                        cons.Patterns.Add(patternFacet.Value);
-                        break;
-                    case XmlSchemaMinInclusiveFacet minInc:
-                        cons.Numeric ??= new NumericBounds();
-                        cons.Numeric.MinInclusive = minInc.Value;
-                        break;
-                    case XmlSchemaMaxInclusiveFacet maxInc:
-                        cons.Numeric ??= new NumericBounds();
-                        cons.Numeric.MaxInclusive = maxInc.Value;
-                        break;
-                    case XmlSchemaMinExclusiveFacet minEx:
-                        cons.Numeric ??= new NumericBounds();
-                        cons.Numeric.MinExclusive = minEx.Value;
-                        break;
-                    case XmlSchemaMaxExclusiveFacet maxEx:
-                        cons.Numeric ??= new NumericBounds();
-                        cons.Numeric.MaxExclusive = maxEx.Value;
-                        break;
-                    case XmlSchemaLengthFacet len:
-                        cons.Length ??= new LengthBounds();
-                        if (int.TryParse(len.Value, out var l))
-                        {
-                            cons.Length.Length = l;
-                            cons.Length.LengthSpecified = true;
-                        }
-                        break;
-                    case XmlSchemaMinLengthFacet minLen:
-                        cons.Length ??= new LengthBounds();
-                        if (int.TryParse(minLen.Value, out var ml))
-                        {
-                            cons.Length.MinLength = ml;
-                            cons.Length.MinLengthSpecified = true;
-                        }
-                        break;
-                    case XmlSchemaMaxLengthFacet maxLen:
-                        cons.Length ??= new LengthBounds();
-                        if (int.TryParse(maxLen.Value, out var xl))
-                        {
-                            cons.Length.MaxLength = xl;
-                            cons.Length.MaxLengthSpecified = true;
-                        }
-                        break;
-                }
-
-                // Always capture all facets generically for dynamic display
+                // Capture all constraints generically for dynamic display
                 if (f is XmlSchemaFacet baseFacet)
                 {
                     var name = GetFacetName(f);
@@ -457,7 +377,7 @@ namespace XSDVisualiser.Core
                     if (!string.IsNullOrEmpty(name) && !string.IsNullOrEmpty(value))
                     {
                         var exists = false;
-                        foreach (var entry in cons.AllFacets)
+                        foreach (var entry in cons.Constraints)
                         {
                             if (string.Equals(entry.Name, name, StringComparison.Ordinal) && string.Equals(entry.Value, value, StringComparison.Ordinal))
                             {
@@ -466,7 +386,7 @@ namespace XSDVisualiser.Core
                         }
                         if (!exists)
                         {
-                            cons.AllFacets.Add(new FacetEntry { Name = name, Value = value });
+                            cons.Constraints.Add(new ConstraintEntry { Name = name, Value = value });
                         }
                     }
                 }