diff --git a/CargoMonitor/ConfigurationWindow.xaml b/CargoMonitor/ConfigurationWindow.xaml
index 465ee0398a..9d1e6aa968 100644
--- a/CargoMonitor/ConfigurationWindow.xaml
+++ b/CargoMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiCargoMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiCargoMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -10,15 +10,17 @@
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
              mc:Ignorable="d" 
              d:DesignHeight="300" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0,5">
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5, 0" Text="{x:Static resx:CargoMonitor.para1}" />
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5" Text="{x:Static resx:CargoMonitor.para2}" />
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5" Text="{x:Static resx:CargoMonitor.para3}" />
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,5">
+        <StackPanel DockPanel.Dock="Top" Margin="20, 5, 20, 5" Orientation="Vertical">
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:CargoMonitor.para1}" />
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:CargoMonitor.para2}" />
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:CargoMonitor.para3}" />
+        </StackPanel>
         <DataGrid Margin="0,5" AutoGenerateColumns="False" x:Name="cargoData" CanUserAddRows="false" CanUserDeleteRows="False" TargetUpdated="cargoUpdated" HeadersVisibility="Column">
             <DataGrid.Columns>
                 <DataGridTextColumn Header="{x:Static resx:CargoMonitor.header_name}" Width="*" IsReadOnly="True" Binding="{Binding Path=localizedName}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -31,7 +33,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:CargoMonitor.header_type}" Width="*" IsReadOnly="True" Binding="{Binding Path=localizedCategory}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -44,7 +46,7 @@
                 </DataGridTextColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CargoMonitor.header_price}" Width="120" IsReadOnly="True" Binding="{Binding Path=price}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -57,7 +59,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CargoMonitor.header_haulage}" Width="80" Binding="{Binding Path=(eddiDataDefinitions:Cargo.haulage), NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=OneWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -70,7 +72,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CargoMonitor.header_stolen}" Width="80" Binding="{Binding Path=(eddiDataDefinitions:Cargo.stolen), NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -83,7 +85,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CargoMonitor.header_owned}" Width="80" Binding="{Binding Path=(eddiDataDefinitions:Cargo.owned), NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -96,7 +98,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CargoMonitor.header_need}" Width="80" Binding="{Binding Path=(eddiDataDefinitions:Cargo.need), NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=OneWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
diff --git a/ChangeLog.md b/ChangeLog.md
index d8afd59200..f1249949aa 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -7,6 +7,7 @@ Full details of the variables available for each noted event, and VoiceAttack in
     * Installer revised to more gracefully handle installation over an existing installation of EDDI 4.1.9 or earlier (e.g. when installing VoiceAttack 2 over an existing VoiceAttack 1 installation).
     * Various bug fixes from telemetry.
   * Speech Responder
+    * Fixed the active personality ComboBox layout in the Speech Responder tab so the dropdown arrow doesn't overlap the personality name text.
     * Fixed copied personalities not being editable until EDDI is restarted.
     * Fixed failing lexicon schema validation (for .pls lexicon files). (#2814) (thanks to @klightspeed)
     * Fix `StopSpeaking()` function from creating unexpected "paused" speech outputs when used in a script which enqueues new speech. (#2815)
diff --git a/CommanderMonitor/ConfigurationWindow.xaml b/CommanderMonitor/ConfigurationWindow.xaml
index d7537b977a..c3a1a43d4b 100644
--- a/CommanderMonitor/ConfigurationWindow.xaml
+++ b/CommanderMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="CommanderMonitor.ConfigurationWindow"
+<UserControl x:Class="CommanderMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -8,8 +8,8 @@
              xmlns:utility="clr-namespace:Utilities;assembly=Utilities"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True"  Background="#FFE5E5E5" Margin="0,0">
-        <Grid Margin="0, 10">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,0">
+        <Grid Margin="20, 10, 20, 10">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="120" />
                 <ColumnDefinition Width="*" />
@@ -36,8 +36,8 @@
                 <RowDefinition Height="Auto" />
                 <RowDefinition Height="*" />
             </Grid.RowDefinitions>
-            <RichTextBox Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="6" DockPanel.Dock="Top" Margin="0, 0, 0, 25"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-                <FlowDocument Background="#FFE5E5E5">
+            <RichTextBox Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="6" DockPanel.Dock="Top" Margin="0, 0, 0, 25"  IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+                <FlowDocument>
                     <Paragraph >
                         <Run Text="{x:Static resx:Resources.tab_commander_Ipa1}" />
                         <Hyperlink Click="ipaClicked" >
@@ -71,7 +71,7 @@
                     </Binding>
                 </TextBox.Text>
                 <TextBox.Style>
-                    <Style TargetType="{x:Type TextBox}">
+                    <Style TargetType="{x:Type TextBox}" BasedOn="{StaticResource {x:Type TextBox}}">
                         <Style.Triggers>
                             <Trigger Property="Validation.HasError" Value="true">
                                 <Setter Property="ToolTipService.ToolTip"
diff --git a/ConfigService/ConfigService.cs b/ConfigService/ConfigService.cs
index e9b0de5e43..0a73470213 100644
--- a/ConfigService/ConfigService.cs
+++ b/ConfigService/ConfigService.cs
@@ -1,4 +1,4 @@
-using EddiConfigService.Configurations;
+using EddiConfigService.Configurations;
 using EddiDataDefinitions;
 using JetBrains.Annotations;
 using Newtonsoft.Json;
@@ -16,7 +16,7 @@
 
 namespace EddiConfigService
 {
-    public sealed class ConfigService : INotifyPropertyChanged
+    public sealed class ConfigService : INotifyPropertyChanged, IDisposable
     {
         #region Configurations
 
@@ -563,7 +563,7 @@ private void SaveDirtyConfigurations ()
         }
 
         /// <summary>Saves a single configuration to disk synchronously (maintains compatibility with ConfigWrite.cs pattern)</summary>
-        private void SaveConfiguration ( Config config )
+        public void SaveConfiguration ( Config config )
         {
             try
             {
diff --git a/ConfigService/Configurations/EDDIConfiguration.cs b/ConfigService/Configurations/EDDIConfiguration.cs
index 8e2fffc987..4ae424b5a3 100644
--- a/ConfigService/Configurations/EDDIConfiguration.cs
+++ b/ConfigService/Configurations/EDDIConfiguration.cs
@@ -1,4 +1,4 @@
-using Newtonsoft.Json;
+using Newtonsoft.Json;
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Windows;
@@ -121,6 +121,22 @@ public string OverrideCulture
             }
         }
 
+        [ JsonProperty( "OverrideTheme" ) ]
+        public string OverrideTheme
+        {
+            get => _overrideTheme;
+            set
+            {
+                if ( value == _overrideTheme )
+                {
+                    return;
+                }
+
+                _overrideTheme = value;
+                OnPropertyChanged();
+            }
+        }
+
         // Window Properties
 
         [ JsonProperty( "Maximized" ) ]
@@ -199,6 +215,7 @@ public Rect MainWindowPosition
         private bool _disableTelemetry;
         private IDictionary<string, bool> _plugins;
         private string _overrideCulture;
+        private string _overrideTheme;
         private bool _maximized;
         private bool _minimized;
         private int _selectedTab;
diff --git a/CrimeMonitor/ConfigurationWindow.xaml b/CrimeMonitor/ConfigurationWindow.xaml
index 293c2de1fa..513f38d3fc 100644
--- a/CrimeMonitor/ConfigurationWindow.xaml
+++ b/CrimeMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiCrimeMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiCrimeMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -9,15 +9,15 @@
              xmlns:utility="clr-namespace:Utilities;assembly=Utilities"
              mc:Ignorable="d" 
              d:DesignHeight="300" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0,5">
-        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Columns="1" Margin="0,5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,5">
+        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Columns="1" Margin="20, 5, 20, 5">
             <Button HorizontalAlignment="Center" Click="addRecord" Content="{x:Static resx:CrimeMonitor.add_button}" ToolTip="{x:Static resx:CrimeMonitor.add_button_desc}" />
         </UniformGrid>
         <DataGrid Margin="0,10" AutoGenerateColumns="False" x:Name="criminalRecord" CanUserAddRows="false" CanUserDeleteRows="False" TargetUpdated="criminalRecordUpdated" HeadersVisibility="Column">
             <DataGrid.Columns>
                 <DataGridTextColumn Header="{x:Static resx:CrimeMonitor.header_faction}" Width="*" Binding="{Binding Path=faction, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -30,7 +30,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:CrimeMonitor.header_system}" Width="120" Binding="{Binding Path=system, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -43,7 +43,7 @@
                 </DataGridTextColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CrimeMonitor.header_station}" Width="150" IsReadOnly="True" Binding="{Binding Path=station}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -56,7 +56,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CrimeMonitor.header_claims}" Width="80" Binding="{Binding Path=claims, StringFormat=\{0:N0\}, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -69,7 +69,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CrimeMonitor.header_fines}" Width="80" Binding="{Binding Path=fines, StringFormat=\{0:N0\}, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -82,7 +82,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:CrimeMonitor.header_bounties}" Width="80" Binding="{Binding Path=bounties, StringFormat=\{0:N0\}, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
diff --git a/Directory.Build.targets b/Directory.Build.targets
index a663293550..cd7a7b603b 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -1,8 +1,8 @@
-<Project>
+<Project>
 
 	<!-- Set our source revision ID equal to our latest git commit ID -->
 	<Target Name="SetSourceRevisionId" BeforeTargets="InitializeSourceControlInformation">
-		<Exec Command="git rev-parse HEAD" ConsoleToMSBuild="True" IgnoreExitCode="False">
+		<Exec Command="git rev-parse HEAD" ConsoleToMSBuild="True" IgnoreExitCode="True">
 			<Output PropertyName="SourceRevisionId" TaskParameter="ConsoleOutput" />
 		</Exec>
 		<ItemGroup>
@@ -12,7 +12,7 @@
 
 	<!-- Set our source branch -->
 	<Target Name="SetSourceBranch" BeforeTargets="InitializeSourceControlInformation">
-		<Exec Command="git rev-parse --abbrev-ref HEAD" ConsoleToMSBuild="True" IgnoreExitCode="False">
+		<Exec Command="git rev-parse --abbrev-ref HEAD" ConsoleToMSBuild="True" IgnoreExitCode="True">
 			<Output PropertyName="SourceBranch" TaskParameter="ConsoleOutput" />
 		</Exec>
 		<ItemGroup>
diff --git a/EDDI/App.xaml b/EDDI/App.xaml
index 4924b2219d..983a6f0bef 100644
--- a/EDDI/App.xaml
+++ b/EDDI/App.xaml
@@ -1,6 +1,12 @@
-<Application x:Class="Eddi.App"
+<Application x:Class="Eddi.App"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <Application.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <ResourceDictionary Source="pack://application:,,,/EddiUI;component/Themes/ThemeLight.xaml"/>
+                <ResourceDictionary Source="pack://application:,,,/EddiUI;component/Themes/ThemeModern.xaml"/>
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
     </Application.Resources>
 </Application>
diff --git a/EDDI/App.xaml.cs b/EDDI/App.xaml.cs
index f222aa250e..43aef2b4cd 100644
--- a/EDDI/App.xaml.cs
+++ b/EDDI/App.xaml.cs
@@ -60,6 +60,7 @@ public static void Main ( string[] args = null )
             }
 
             var app = new App();
+            app.InitializeComponent();
             app.Exit += OnExit;
 
             try
@@ -106,6 +107,9 @@ private static System.Version ParseVoiceAttackVersion( string[] args )
 
         private static void Initialize ( App app, bool fromVA = false, System.Version vaVersion = null, EDDIConfiguration configuration = null )
         {
+            // Initialize our dynamic theme management engine
+            EddiUI.Themes.ThemeManager.Initialize();
+
             // Prepare to start the application
             if ( configuration != null && !configuration.DisableTelemetry )
             {
@@ -187,6 +191,7 @@ private static void OnExit(object sender, ExitEventArgs e)
             // Always stop the EDDI instance so monitors and services are shut down
             // cleanly before the process exits.  
             EDDI.Instance.Stop();
+            ConfigService.Instance.Dispose();
 
             Current?.Dispatcher?.InvokeAsync( () => {
                 eddiMutex.ReleaseMutex();
diff --git a/EDDI/ThemeService.cs b/EDDI/ThemeService.cs
new file mode 100644
index 0000000000..6dae024b6e
--- /dev/null
+++ b/EDDI/ThemeService.cs
@@ -0,0 +1,34 @@
+using System;
+using System.Linq;
+using System.Windows;
+
+namespace Eddi
+{
+    public static class ThemeService
+    {
+        private static readonly Uri DarkThemeUri = new Uri("/EDDI;component/Themes/DarkTheme.xaml", UriKind.Relative);
+
+        public static void ApplyTheme()
+        {
+            Application.Current.Dispatcher.Invoke(() =>
+            {
+                var dictionaries = Application.Current.Resources.MergedDictionaries;
+                var existing = dictionaries.FirstOrDefault(d => d.Source != null && d.Source.OriginalString.Contains("DarkTheme.xaml"));
+                if (existing != null)
+                {
+                    dictionaries.Remove(existing);
+                }
+
+                try
+                {
+                    var rd = new ResourceDictionary() { Source = DarkThemeUri }; 
+                    dictionaries.Add(rd);
+                }
+                catch (Exception)
+                {
+                    // Swallow - fail safe to existing resources
+                }
+            });
+        }
+    }
+}
diff --git a/EDDI/Themes/DarkTheme.xaml b/EDDI/Themes/DarkTheme.xaml
new file mode 100644
index 0000000000..5063c10971
--- /dev/null
+++ b/EDDI/Themes/DarkTheme.xaml
@@ -0,0 +1,35 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+  <!-- Dark theme overrides for EDDI design system -->
+
+  <!-- Background Brushes -->
+  <SolidColorBrush x:Key="BrushBackgroundPrimary" Color="#151420"/>
+  <SolidColorBrush x:Key="BrushBackgroundSecondary" Color="#1F1C35"/>
+  <SolidColorBrush x:Key="BrushBackgroundTertiary" Color="#292548"/>
+
+  <!-- Surface Brushes -->
+  <SolidColorBrush x:Key="BrushSurfaceBase" Color="#1C1A2F"/>
+  <SolidColorBrush x:Key="BrushSurfaceSecondary" Color="#232045"/>
+  <SolidColorBrush x:Key="BrushSurfaceVariant" Color="#2F2B55"/>
+
+  <!-- Text Brushes -->
+  <SolidColorBrush x:Key="BrushTextPrimary" Color="#F2F1FF"/>
+  <SolidColorBrush x:Key="BrushTextSecondary" Color="#C6C0EA"/>
+  <SolidColorBrush x:Key="BrushTextTertiary" Color="#918DC6"/>
+  <SolidColorBrush x:Key="BrushTextDisabled" Color="#6B6684"/>
+
+  <!-- Brand / Accent -->
+  <SolidColorBrush x:Key="BrushPrimaryBrand" Color="#8B82FF"/>
+  <SolidColorBrush x:Key="BrushAccent" Color="#B7AEFF"/>
+  <SolidColorBrush x:Key="BrushTertiaryBrand" Color="#4CAF50"/>
+  <SolidColorBrush x:Key="BrushDangerBrand" Color="#E74C3C"/>
+  <SolidColorBrush x:Key="BrushWarningBrand" Color="#FFB900"/>
+
+  <!-- Borders & DataGrid -->
+  <SolidColorBrush x:Key="BrushBorderLight" Color="#3A3458"/>
+  <SolidColorBrush x:Key="BrushBorderMedium" Color="#554F84"/>
+  <SolidColorBrush x:Key="BrushBorderDark" Color="#6E65A1"/>
+  <SolidColorBrush x:Key="BrushDataGridAlternatingRow" Color="#23203F"/>
+  <SolidColorBrush x:Key="BrushDataGridLine" Color="#3A3458"/>
+
+</ResourceDictionary>
diff --git a/EDDPMonitor/ConfigurationWindow.xaml b/EDDPMonitor/ConfigurationWindow.xaml
index 96b0ab8103..32ad2832bd 100644
--- a/EDDPMonitor/ConfigurationWindow.xaml
+++ b/EDDPMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiEddpMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiEddpMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -8,9 +8,9 @@
              xmlns:resx="clr-namespace:EddiEddpMonitor.Properties;assembly=EddiEddpMonitor"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0,5">
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5, 0, 0, 10"  Text="{x:Static resx:EddpResources.p1}" VerticalAlignment="Top"/>
-        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Margin="0,5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,5">
+        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="20, 10, 20, 10"  Text="{x:Static resx:EddpResources.p1}" VerticalAlignment="Top"/>
+        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Margin="20, 5, 20, 5">
             <Button Margin="10" HorizontalAlignment="Center" Click="eddpAddWatch" Content="{x:Static resx:EddpResources.new_watch}" />
         </UniformGrid>
         <DataGrid AutoGenerateColumns="False" x:Name="watchData" CanUserAddRows="false" TargetUpdated="eddpWatchesUpdated"  ItemsSource="{Binding Watches}" HeadersVisibility="Column">
diff --git a/EDSMResponder/ConfigurationWindow.xaml b/EDSMResponder/ConfigurationWindow.xaml
index 6c4869b2c4..fd221e8620 100644
--- a/EDSMResponder/ConfigurationWindow.xaml
+++ b/EDSMResponder/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiEdsmResponder.ConfigurationWindow"
+<UserControl x:Class="EddiEdsmResponder.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -7,8 +7,8 @@
              xmlns:resx="clr-namespace:EddiEdsmResponder.Properties"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5">
-        <Grid>
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
+        <Grid Margin="10, 5">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" />
                 <ColumnDefinition Width="*" />
@@ -21,13 +21,13 @@
                 <RowDefinition Height="Auto" />
                 <RowDefinition Height="Auto" />
             </Grid.RowDefinitions>
-            <TextBlock Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2" TextWrapping="Wrap" Margin="-5,5" Text="{x:Static resx:EDSMResources.p1}"/>
+            <TextBlock Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2" TextWrapping="Wrap" Margin="0,5" Text="{x:Static resx:EDSMResources.p1}"/>
             <Label Grid.Row="1" Grid.Column="0" VerticalAlignment="Center" Content="{x:Static resx:EDSMResources.api_key_label}"/>
             <TextBox x:Name="edsmApiKeyTextBox" Grid.Row="1" Grid.Column="1" Margin="0, 5" Height="25" VerticalContentAlignment="Center" TextChanged="edsmApiKeyChanged"/>
-            <TextBlock Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="2" TextWrapping="Wrap" Margin="-5,5" Text="{x:Static resx:EDSMResources.p2}"/>
+            <TextBlock Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="2" TextWrapping="Wrap" Margin="0,5" Text="{x:Static resx:EDSMResources.p2}"/>
             <Label Grid.Row="3" Grid.Column="0" VerticalAlignment="Center" Content="{x:Static resx:EDSMResources.cmd_name_label}"/>
             <TextBox x:Name="edsmCommanderNameTextBox" Grid.Row="3" Grid.Column="1" Margin="0, 5" Height="25" VerticalContentAlignment="Center" TextChanged="edsmCommanderNameChanged"/>
-            <TextBlock Grid.Row="4" Grid.Column="0" Grid.ColumnSpan="2" TextWrapping="Wrap" Margin="-5,5" Text="{x:Static resx:EDSMResources.p3}"/>
+            <TextBlock Grid.Row="4" Grid.Column="0" Grid.ColumnSpan="2" TextWrapping="Wrap" Margin="0,5" Text="{x:Static resx:EDSMResources.p3}"/>
             <Button x:Name="edsmFetchLogsButton" Grid.Row="5" Grid.Column="0" Grid.ColumnSpan="2" Content="{x:Static resx:EDSMResources.log_button}" Margin="0, 10" Click="edsmObtainLogClicked" HorizontalAlignment="Right" MinWidth="80"/>
         </Grid>
     </DockPanel>
diff --git a/EddiCore/Hotkeys/HotkeysWindow.xaml b/EddiCore/Hotkeys/HotkeysWindow.xaml
index 1ad0db6835..959862a2dd 100644
--- a/EddiCore/Hotkeys/HotkeysWindow.xaml
+++ b/EddiCore/Hotkeys/HotkeysWindow.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiCore.Hotkeys.HotkeysWindow"
+<Window x:Class="EddiCore.Hotkeys.HotkeysWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -19,11 +19,11 @@
         </StackPanel>
         <StackPanel Orientation="Horizontal">
             <TextBlock HorizontalAlignment="Center" VerticalAlignment="Center" Text="{x:Static resx:Resources.hotkey_hotkey_label}" MinWidth="42" Margin="5" />
-            <Border BorderThickness="0.5" Margin="5,5,5,5" BorderBrush="Black" Background="DarkGray">
+            <Border BorderThickness="1" Margin="5" BorderBrush="{DynamicResource BorderLightBrush}" Background="{DynamicResource ControlBackgroundBrush}" CornerRadius="4">
                 <TextBlock x:Name="hotkeyTextBlock" 
                     Text="{x:Static resx:Resources.hotkey_input_prompt}"
                     HorizontalAlignment="Center" TextAlignment="Center" VerticalAlignment="Center" 
-                    Background="WhiteSmoke" 
+                    Background="{DynamicResource ControlBackgroundHoverBrush}" 
                     Margin="1" MinWidth="200" TextWrapping="Wrap" />
             </Border>
             <Button VerticalAlignment="Center" 
diff --git a/EddiUI/ChangeLog.xaml.cs b/EddiUI/ChangeLog.xaml.cs
index f3bd479575..77bb5e1dbe 100644
--- a/EddiUI/ChangeLog.xaml.cs
+++ b/EddiUI/ChangeLog.xaml.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.IO;
 using System.Reflection;
 using System.Windows;
@@ -30,7 +30,7 @@ public ChangeLogWindow()
                 markdown = "";
             }
             var html = CommonMark.CommonMarkConverter.Convert(markdown);
-            html = "<head>  <meta charset=\"UTF-8\"> </head> " + html;
+            html = Utilities.MarkdownDecorator.Decorate(html);
 
             // Insert the HTML
             textBrowser.NavigateToString(html);
diff --git a/EddiUI/FrontierApiTab.xaml b/EddiUI/FrontierApiTab.xaml
index 41305d2c57..cf9cac3961 100644
--- a/EddiUI/FrontierApiTab.xaml
+++ b/EddiUI/FrontierApiTab.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiUI.FrontierApiTab"
+<UserControl x:Class="EddiUI.FrontierApiTab"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -7,11 +7,8 @@
         xmlns:forms="clr-namespace:System.Windows.Forms;assembly=System.Windows.Forms"
         mc:Ignorable="d"
         d:DesignHeight="600" d:DesignWidth="800">
-    <UserControl.Resources>
-        <SolidColorBrush x:Key="NeutralBackgroundBrush" Color="{x:Static SystemColors.ControlLightColor}"/>
-    </UserControl.Resources>
-    <DockPanel LastChildFill="True" Background="{StaticResource NeutralBackgroundBrush}">
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5" Text="{x:Static resx:Resources.tab_frontier_desc}" VerticalAlignment="Top"/>
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="20, 10, 20, 10">
+        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Text="{x:Static resx:Resources.tab_frontier_desc}" VerticalAlignment="Top"/>
         <Grid DockPanel.Dock="Top">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="*" />
diff --git a/EddiUI/MainWindow.xaml b/EddiUI/MainWindow.xaml
index c5bb415880..d0ef43d5e5 100644
--- a/EddiUI/MainWindow.xaml
+++ b/EddiUI/MainWindow.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiUI.MainWindow" 
+<Window x:Class="EddiUI.MainWindow" 
         Title="EDDI" 
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
@@ -12,45 +12,18 @@
         Loaded="MainWindow_Loaded"
         Unloaded="OnUnloaded">
     <Window.Resources>
-        <!-- Colors and simple brushes -->
-        <Color x:Key="DeepPurple" A="0xff" R="0x43" G="0x35" B="0x5d"/>
-        <SolidColorBrush x:Key="NeutralBackgroundBrush" Color="{x:Static SystemColors.ControlLightColor}"/>
-        <SolidColorBrush x:Key="DataGridLineBrush" Color="LightGray"/>
-        <!-- Gradients -->
-        <LinearGradientBrush x:Key="DockPanelBackgroundBrush" EndPoint="0.5,1.0" MappingMode="RelativeToBoundingBox" StartPoint="0.5,0.0">
-            <GradientStop Color="Black" Offset="0.0"/>
-            <GradientStop Color="{StaticResource DeepPurple}" Offset="1.0"/>
-        </LinearGradientBrush>
-        <!-- Styles -->
-        <Style TargetType="DataGrid">
-            <Setter Property="AlternatingRowBackground" Value="AliceBlue"/>
-            <Setter Property="HorizontalGridLinesBrush" Value="{StaticResource DataGridLineBrush}"/>
-            <Setter Property="VerticalGridLinesBrush" Value="{StaticResource DataGridLineBrush}"/>
-        </Style>
-        <Style TargetType="DataGridCell">
-            <Setter Property="VerticalContentAlignment" Value="Center" />
-            <Setter Property="Template">
-                <Setter.Value>
-                    <ControlTemplate TargetType="{x:Type DataGridCell}">
-                        <Grid Background="{TemplateBinding Background}">
-                            <ContentPresenter VerticalAlignment="Center" />
-                        </Grid>
-                    </ControlTemplate>
-                </Setter.Value>
-            </Setter>
-        </Style>
     </Window.Resources>
-    <DockPanel LastChildFill="True" Background="{StaticResource DockPanelBackgroundBrush}">
+    <DockPanel LastChildFill="True" Background="{DynamicResource DockPanelBackgroundBrush}">
         <TabControl x:Name="tabControl" DockPanel.Dock="Top" TabStripPlacement="Left">
             <TabControl.Resources>
-                <Style TargetType="TabItem">
+                <Style TargetType="TabItem" BasedOn="{StaticResource {x:Type TabItem}}">
                     <Setter Property="MinWidth" Value="150" />
                     <Setter Property="MinHeight" Value="30" />
                 </Style>
             </TabControl.Resources>
-            <TabItem Header="EDDI">
-                <DockPanel LastChildFill="True" Background="{StaticResource NeutralBackgroundBrush}">
-                    <DockPanel LastChildFill="True" Background="{StaticResource NeutralBackgroundBrush}" DockPanel.Dock="Bottom" Margin="5">
+            <TabItem Header="EDDI" x:Name="eddiTab">
+                <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
+                    <DockPanel LastChildFill="True" Background="Transparent" DockPanel.Dock="Bottom" Margin="20, 10, 20, 10">
                         <TextBlock DockPanel.Dock="Left" VerticalAlignment="Center" Text="{x:Static resx:Resources.EDDI_status_label}"/>
                         <TextBlock x:Name="versionText" VerticalAlignment="Center" DockPanel.Dock="Right"/>
                         <Label Height="28" Margin="0,0,0,0" Name="Version" DockPanel.Dock="Right" VerticalAlignment="Center">
@@ -58,11 +31,11 @@
                                 <Run Text="{x:Static resx:Resources.version_hyperlink}" />
                             </Hyperlink>
                         </Label>
-                        <Button x:Name="upgradeButton" VerticalAlignment="Center" DockPanel.Dock="Left" Visibility="Collapsed" Margin="10,0,10,0" Foreground="Orange" Click="upgradeClicked" Content="{x:Static resx:Resources.upgrade_button}"></Button>
+                        <Button x:Name="upgradeButton" VerticalAlignment="Center" DockPanel.Dock="Left" Visibility="Collapsed" Margin="10,0,10,0" Click="upgradeClicked" Content="{x:Static resx:Resources.upgrade_button}"></Button>
                         <TextBlock x:Name="statusText" VerticalAlignment="Center" DockPanel.Dock="Left" Text="{x:Static resx:Resources.operational}"/>
                     </DockPanel>
-                    <RichTextBox DockPanel.Dock="Top" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" Background="{StaticResource NeutralBackgroundBrush}" BorderThickness="0">
-                        <FlowDocument Background="{StaticResource NeutralBackgroundBrush}">
+                    <RichTextBox DockPanel.Dock="Top" Margin="20, 10, 20, 10" IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+                        <FlowDocument>
                             <Paragraph>
                                 <Hyperlink Click="EDDIClicked">EDDI</Hyperlink>
                                 <Run Text="{x:Static resx:Resources.paragraph_0}" />
@@ -84,7 +57,7 @@
                             </Paragraph>
                         </FlowDocument>
                     </RichTextBox>
-                    <Grid DockPanel.Dock="Bottom">
+                    <Grid DockPanel.Dock="Bottom" Margin="20, 10, 20, 10">
                         <Grid.ColumnDefinitions>
                             <ColumnDefinition Width="*" />
                             <ColumnDefinition Width="Auto" />
@@ -95,26 +68,32 @@
                             <RowDefinition Height="Auto" />
                             <RowDefinition Height="Auto" />
                             <RowDefinition Height="Auto" />
+                            <RowDefinition Height="Auto" />
                         </Grid.RowDefinitions>
                         <TextBlock Grid.Row="0" Grid.Column="0" Margin="5" TextWrapping="Wrap" VerticalAlignment="Top">
                             <Hyperlink Click="TroubleshootClicked"><Run Text="{x:Static resx:Resources.troubleshoot_common_issues}" /></Hyperlink>
                         </TextBlock>
                         <TextBlock x:Name="chooseLanguageText" Grid.Row="1" Grid.Column="0" Margin="5" Text="{x:Static resx:Resources.choose_lang_label}" TextWrapping="Wrap" VerticalAlignment="Top"/>
                         <ComboBox x:Name="chooseLanguageDropDown" Grid.Row="1" Grid.Column="1" Margin="5" VerticalAlignment="Center"/>
-                        <TextBlock Grid.Row="2" Grid.Column="0" Margin="5" TextWrapping="Wrap" Text="{x:Static resx:Resources.verbose_logging_checkbox}" VerticalAlignment="Top"/>
-                        <CheckBox x:Name="eddiVerboseLogging" Grid.Row="2" Grid.Column="1" Margin="5" VerticalAlignment="Center" Checked="verboseLoggingEnabled" Unchecked="verboseLoggingDisabled"/>
-                        <TextBlock Grid.Row="3" Grid.Column="0" Margin="5" TextWrapping="Wrap" Text="{x:Static resx:Resources.verbose_logging_desc}"/>
-                        <Button  x:Name="githubIssueButton" Grid.Row="3" Grid.Column="1" Content="{x:Static resx:Resources.report_issue}" Margin="5" Width="auto" MinWidth="110" Click="createGithubIssueClicked"/>
-                        <TextBlock Grid.Row="4" Grid.Column="0" Margin="5" TextWrapping="Wrap" Text="{x:Static resx:Resources.access_beta}" VerticalAlignment="Top"/>
-                        <CheckBox x:Name="eddiBetaProgramme" Grid.Row="4" Grid.Column="1" Margin="5" VerticalAlignment="Center" Checked="betaProgrammeEnabled" Unchecked="betaProgrammeDisabled"/>
+                        <TextBlock x:Name="chooseThemeText" Grid.Row="2" Grid.Column="0" Margin="5" Text="{x:Static resx:Resources.choose_theme_label}" TextWrapping="Wrap" VerticalAlignment="Top"/>
+                        <ComboBox x:Name="chooseThemeDropDown" Grid.Row="2" Grid.Column="1" Margin="5" VerticalAlignment="Center"/>
+                        <TextBlock Grid.Row="3" Grid.Column="0" Margin="5" TextWrapping="Wrap" Text="{x:Static resx:Resources.verbose_logging_checkbox}" VerticalAlignment="Top"/>
+                        <CheckBox x:Name="eddiVerboseLogging" Grid.Row="3" Grid.Column="1" Margin="5" VerticalAlignment="Center" Checked="verboseLoggingEnabled" Unchecked="verboseLoggingDisabled"/>
+                        <TextBlock Grid.Row="4" Grid.Column="0" Margin="5" TextWrapping="Wrap" Text="{x:Static resx:Resources.verbose_logging_desc}"/>
+                        <Button  x:Name="githubIssueButton" Grid.Row="4" Grid.Column="1" Content="{x:Static resx:Resources.report_issue}" Margin="5" Width="auto" MinWidth="110" Click="createGithubIssueClicked"/>
+                        <TextBlock Grid.Row="5" Grid.Column="0" Margin="5" TextWrapping="Wrap" Text="{x:Static resx:Resources.access_beta}" VerticalAlignment="Top"/>
+                        <CheckBox x:Name="eddiBetaProgramme" Grid.Row="5" Grid.Column="1" Margin="5" VerticalAlignment="Center" Checked="betaProgrammeEnabled" Unchecked="betaProgrammeDisabled"/>
                     </Grid>
-                    <TextBlock x:Name="heroText" DockPanel.Dock="Top" TextWrapping="Wrap" Margin="10" FontSize="18" FontStyle="Italic" FontWeight="Bold" Text="{x:Static resx:Resources.if_using_va}" VerticalAlignment="Center" TextAlignment="Center"/>
+                    <TextBlock x:Name="heroText" DockPanel.Dock="Top" TextWrapping="Wrap" Margin="20, 10, 20, 10" FontSize="18" FontStyle="Italic" FontWeight="Bold" Text="{x:Static resx:Resources.if_using_va}" VerticalAlignment="Center" TextAlignment="Center"/>
                 </DockPanel>
             </TabItem>
-            <TabItem Header="{x:Static resx:Resources.tab_frontier_header}">
+            <TabItem Header="{x:Static resx:Resources.tab_responders}" x:Name="respondersTab">
+                <local:RespondersTab/>
+            </TabItem>
+            <TabItem Header="{x:Static resx:Resources.tab_frontier_header}" x:Name="frontierTab">
                 <local:FrontierApiTab/>
             </TabItem>
-            <TabItem Header="{x:Static resx:Resources.tab_tts_header}">
+            <TabItem Header="{x:Static resx:Resources.tab_tts_header}" x:Name="ttsTab">
                 <local:TextToSpeechTab/>
             </TabItem>
         </TabControl>
diff --git a/EddiUI/MainWindow.xaml.cs b/EddiUI/MainWindow.xaml.cs
index fc679ec27f..14767a1e4a 100644
--- a/EddiUI/MainWindow.xaml.cs
+++ b/EddiUI/MainWindow.xaml.cs
@@ -44,6 +44,12 @@ public readonly int CompareTo(LanguageDef rhs)
             }
         }
 
+        internal struct ThemeDef(string name, string displayName)
+        {
+            public string name = name;
+            public string displayName { get; set; } = displayName;
+        }
+
         private void SaveWindowState()
         {
             Rect savePosition;
@@ -183,11 +189,13 @@ public MainWindow()
                 VaWindowStateChange += OnVaWindowStateChange;
                 heroText.Text = Properties.Resources.change_affect_va;
                 chooseLanguageText.Text = Properties.Resources.choose_lang_label_va;
+                chooseThemeText.Text = Properties.Resources.choose_theme_label_va;
             }
             else
             {
                 heroText.Text = Properties.Resources.if_using_va;
                 chooseLanguageText.Text = Properties.Resources.choose_lang_label;
+                chooseThemeText.Text = Properties.Resources.choose_theme_label;
             }
 
             var eddiConfiguration = ConfigService.Instance.eddiConfiguration;
@@ -206,6 +214,30 @@ public MainWindow()
                 ConfigService.Instance.eddiConfiguration = eddiConfiguration;
             };
 
+            // Theme selection initialization
+            var themes = new List<ThemeDef>
+            {
+                new("System", Properties.Resources.theme_system),
+                new("Light", Properties.Resources.theme_light),
+                new("Dark", Properties.Resources.theme_dark)
+            };
+            chooseThemeDropDown.ItemsSource = themes;
+            chooseThemeDropDown.DisplayMemberPath = "displayName";
+            chooseThemeDropDown.SelectedItem = string.IsNullOrEmpty(eddiConfiguration.OverrideTheme) 
+                ? themes.Find(t => t.name == "System") 
+                : themes.Find(t => string.Equals(t.name, eddiConfiguration.OverrideTheme, StringComparison.OrdinalIgnoreCase));
+            chooseThemeDropDown.SelectionChanged += (sender, e) =>
+            {
+                if (chooseThemeDropDown.SelectedItem is ThemeDef selectedTheme)
+                {
+                    eddiConfiguration.OverrideTheme = selectedTheme.name == "System" ? null : selectedTheme.name;
+                    ConfigService.Instance.eddiConfiguration = eddiConfiguration;
+                    
+                    // Instantly apply theme choice at runtime
+                    Themes.ThemeManager.ApplyTheme();
+                }
+            };
+
             LoadAndSortTabs(eddiConfiguration);
             RestoreWindowState();
         }
@@ -239,24 +271,30 @@ public override int Compare(TabItem x, TabItem y)
 
         private void LoadAndSortTabs(EDDIConfiguration eddiConfiguration)
         {
-            // Sort all but the first TabItem by name, ignoring case
-            var items = tabControl.Items;
-            var sortedItems = new List<TabItem>();
-            foreach (var item in items)
-            {
-                sortedItems.Add(item as TabItem);
-            }
+            var dynamicTabs = new List<TabItem>();
 
             var monitors = LoadMonitors(eddiConfiguration);
-            sortedItems.AddRange(monitors);
+            dynamicTabs.AddRange(monitors);
             var responders = LoadResponders(eddiConfiguration);
-            sortedItems.AddRange(responders);
+            dynamicTabs.AddRange(responders);
+
+            // Add Frontier API and Text-to-Speech to the dynamically sorted tabs
+            dynamicTabs.Add(frontierTab);
+            dynamicTabs.Add(ttsTab);
 
             var comparer = new TabItemComparer(StringComparer.CurrentCultureIgnoreCase);
-            sortedItems.Sort(1, sortedItems.Count - 1, comparer);
+            dynamicTabs.Sort(comparer);
 
+            var finalTabs = new List<TabItem>
+            {
+                eddiTab,
+                respondersTab
+            };
+            finalTabs.AddRange(dynamicTabs);
+
+            var items = tabControl.Items;
             items.Clear();
-            foreach (var item in sortedItems)
+            foreach (var item in finalTabs)
             {
                 items.Add(item);
             }
@@ -348,8 +386,13 @@ private static List<TabItem> LoadMonitors(EDDIConfiguration eddiConfiguration)
         private static List<TabItem> LoadResponders(EDDIConfiguration eddiConfiguration)
         {
             var result = new List<TabItem>();
+            var targetResponderNames = new[] { "EDDN Responder", "EDSM Responder", "Inara Responder" };
             foreach (var responder in EDDI.Instance.responders)
             {
+                if (targetResponderNames.Contains(responder.ResponderName(), StringComparer.InvariantCultureIgnoreCase))
+                {
+                    continue;
+                }
                 Logging.Debug("Adding configuration tab for " + responder.ResponderName());
 
                 var skeleton = new PluginSkeleton(responder.ResponderName());
diff --git a/EddiUI/PluginSkeleton.xaml b/EddiUI/PluginSkeleton.xaml
index be231e93e5..ceb94cab30 100644
--- a/EddiUI/PluginSkeleton.xaml
+++ b/EddiUI/PluginSkeleton.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiUI.PluginSkeleton"
+<UserControl x:Class="EddiUI.PluginSkeleton"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -7,9 +7,9 @@
              xmlns:resx="clr-namespace:EddiUI.Properties"
              mc:Ignorable="d" 
              d:DesignHeight="300" d:DesignWidth="400">
-    <DockPanel x:Name="panel" LastChildFill="False" Background="#FFE5E5E5">
-        <TextBlock DockPanel.Dock="Top" x:Name="plugindescription" TextWrapping="Wrap" Margin="5" />
-        <StackPanel Name="PluginSkeletonCheckbox" DockPanel.Dock="Top" Orientation="Horizontal" Margin="5">
+    <DockPanel x:Name="panel" LastChildFill="False" Background="{DynamicResource WindowBackgroundBrush}">
+        <TextBlock DockPanel.Dock="Top" x:Name="plugindescription" TextWrapping="Wrap" Margin="20, 10, 20, 5" />
+        <StackPanel Name="PluginSkeletonCheckbox" DockPanel.Dock="Top" Orientation="Horizontal" Margin="20, 5, 20, 10">
             <CheckBox x:Name="pluginenabled" Checked="pluginenabled_Checked" Unchecked="pluginenabled_Unchecked"></CheckBox>
             <TextBlock Margin="5,0" Text="{x:Static resx:Resources.plugin_enabled}" />
         </StackPanel>
diff --git a/EddiUI/Properties/Resources.Designer.cs b/EddiUI/Properties/Resources.Designer.cs
index e078e272b1..64302b200d 100644
--- a/EddiUI/Properties/Resources.Designer.cs
+++ b/EddiUI/Properties/Resources.Designer.cs
@@ -1,4 +1,4 @@
-//------------------------------------------------------------------------------
+//------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.
 //     Runtime Version:4.0.30319.42000
@@ -799,5 +799,59 @@ public static string wiki_hyperlink {
                 return ResourceManager.GetString("wiki_hyperlink", resourceCulture);
             }
         }
+
+        /// <summary>
+        ///   Looks up a localized string similar to Select EDDI's theme (requires relaunching EDDI):.
+        /// </summary>
+        public static string choose_theme_label {
+            get {
+                return ResourceManager.GetString("choose_theme_label", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Select EDDI's theme (requires relaunching VoiceAttack):.
+        /// </summary>
+        public static string choose_theme_label_va {
+            get {
+                return ResourceManager.GetString("choose_theme_label_va", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to System.
+        /// </summary>
+        public static string theme_system {
+            get {
+                return ResourceManager.GetString("theme_system", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Light.
+        /// </summary>
+        public static string theme_light {
+            get {
+                return ResourceManager.GetString("theme_light", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Dark.
+        /// </summary>
+        public static string theme_dark {
+            get {
+                return ResourceManager.GetString("theme_dark", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Responders.
+        /// </summary>
+        public static string tab_responders {
+            get {
+                return ResourceManager.GetString("tab_responders", resourceCulture);
+            }
+        }
     }
 }
diff --git a/EddiUI/Properties/Resources.resx b/EddiUI/Properties/Resources.resx
index f83861a8ae..9293ac0aaa 100644
--- a/EddiUI/Properties/Resources.resx
+++ b/EddiUI/Properties/Resources.resx
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <root>
   <!-- 
     Microsoft ResX Schema 
@@ -373,7 +373,22 @@ Please close the other instance and try again.</value>
   <data name="voice_test_ship" xml:space="preserve">
     <value>This is how I will sound in your {0}.</value>
   </data>
-  <data name="wiki_hyperlink" xml:space="preserve">
-    <value>project wiki</value>
+  <data name="choose_theme_label" xml:space="preserve">
+    <value>Select EDDI's theme (requires relaunching EDDI):</value>
+  </data>
+  <data name="choose_theme_label_va" xml:space="preserve">
+    <value>Select EDDI's theme (requires relaunching VoiceAttack):</value>
+  </data>
+  <data name="theme_system" xml:space="preserve">
+    <value>System</value>
+  </data>
+  <data name="theme_light" xml:space="preserve">
+    <value>Light</value>
+  </data>
+  <data name="theme_dark" xml:space="preserve">
+    <value>Dark</value>
+  </data>
+  <data name="tab_responders" xml:space="preserve">
+    <value>Responders</value>
   </data>
 </root>
\ No newline at end of file
diff --git a/EddiUI/RespondersTab.xaml b/EddiUI/RespondersTab.xaml
new file mode 100644
index 0000000000..b2024e8015
--- /dev/null
+++ b/EddiUI/RespondersTab.xaml
@@ -0,0 +1,19 @@
+<UserControl x:Class="EddiUI.RespondersTab"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:EddiUI"
+             mc:Ignorable="d" 
+             d:DesignHeight="600" d:DesignWidth="800">
+    <Grid Background="{DynamicResource WindowBackgroundBrush}">
+        <TabControl x:Name="tabControl" TabStripPlacement="Top">
+            <TabControl.Resources>
+                <Style TargetType="TabItem" BasedOn="{StaticResource {x:Type TabItem}}">
+                    <Setter Property="MinWidth" Value="150" />
+                    <Setter Property="Height" Value="Auto" />
+                </Style>
+            </TabControl.Resources>
+        </TabControl>
+    </Grid>
+</UserControl>
diff --git a/EddiUI/RespondersTab.xaml.cs b/EddiUI/RespondersTab.xaml.cs
new file mode 100644
index 0000000000..510f26d2ee
--- /dev/null
+++ b/EddiUI/RespondersTab.xaml.cs
@@ -0,0 +1,58 @@
+using System;
+using System.Linq;
+using System.Windows.Controls;
+using EddiConfigService;
+using EddiCore;
+
+namespace EddiUI
+{
+    /// <summary>
+    /// Interaction logic for RespondersTab.xaml
+    /// </summary>
+    public partial class RespondersTab : UserControl
+    {
+        public RespondersTab()
+        {
+            InitializeComponent();
+            LoadResponders();
+        }
+
+        private void LoadResponders()
+        {
+            var eddiConfiguration = ConfigService.Instance.eddiConfiguration;
+            // The three responders we want to load:
+            var targetResponderNames = new[] { "EDDN Responder", "EDSM Responder", "Inara Responder" };
+
+            foreach (var responderName in targetResponderNames)
+            {
+                var responder = EDDI.Instance.responders.FirstOrDefault(r => string.Equals(r.ResponderName(), responderName, StringComparison.InvariantCultureIgnoreCase));
+                if (responder == null) continue;
+
+                var skeleton = new PluginSkeleton(responder.ResponderName());
+                skeleton.plugindescription.Text = responder.ResponderDescription();
+
+                if (eddiConfiguration.Plugins.TryGetValue(responder.ResponderName(), out var enabled))
+                {
+                    skeleton.pluginenabled.IsChecked = enabled;
+                }
+                else
+                {
+                    // Default to enabled
+                    skeleton.pluginenabled.IsChecked = true;
+                    ConfigService.Instance.eddiConfiguration = eddiConfiguration;
+                }
+
+                // Add responder-specific configuration items
+                var monitorConfiguration = responder.ConfigurationTabItem();
+                if (monitorConfiguration != null)
+                {
+                    monitorConfiguration.Margin = new System.Windows.Thickness(10);
+                    skeleton.panel.Children.Add(monitorConfiguration);
+                }
+
+                var item = new TabItem { Header = responder.LocalizedResponderName(), Content = skeleton };
+                tabControl.Items.Add(item);
+            }
+        }
+    }
+}
diff --git a/EddiUI/Themes/ThemeDark.xaml b/EddiUI/Themes/ThemeDark.xaml
new file mode 100644
index 0000000000..2492b77270
--- /dev/null
+++ b/EddiUI/Themes/ThemeDark.xaml
@@ -0,0 +1,87 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:system="clr-namespace:System;assembly=mscorlib">
+    
+    <!-- Design Spacing Scale (Must match Light dictionary keys exactly for fallback/safety) -->
+    <system:Double x:Key="SpacingXXS">2</system:Double>
+    <system:Double x:Key="SpacingXS">4</system:Double>
+    <system:Double x:Key="SpacingS">8</system:Double>
+    <system:Double x:Key="SpacingM">12</system:Double>
+    <system:Double x:Key="SpacingL">16</system:Double>
+    <system:Double x:Key="SpacingXL">20</system:Double>
+    
+    <Thickness x:Key="MarginS">8</Thickness>
+    <Thickness x:Key="MarginM">12</Thickness>
+    <Thickness x:Key="MarginL">16</Thickness>
+    
+    <Thickness x:Key="PaddingS">8</Thickness>
+    <Thickness x:Key="PaddingM">12</Thickness>
+    <Thickness x:Key="PaddingL">16</Thickness>
+    
+    <!-- Typography -->
+    <FontFamily x:Key="FontFamilyDefault">Segoe UI, Helvetica, Arial, sans-serif</FontFamily>
+    
+    <system:Double x:Key="FontSizeS">10.5</system:Double>
+    <system:Double x:Key="FontSizeBase">12</system:Double>
+    <system:Double x:Key="FontSizeL">14</system:Double>
+    <system:Double x:Key="FontSizeHero">16</system:Double>
+
+    <!-- Colors & Brushes -->
+    <Color x:Key="PrimaryBrand">#60CDFF</Color>
+    <SolidColorBrush x:Key="PrimaryBrandBrush" Color="{StaticResource PrimaryBrand}"/>
+    
+    <Color x:Key="AccentColor">#0078D4</Color>
+    <SolidColorBrush x:Key="AccentColorBrush" Color="{StaticResource AccentColor}"/>
+
+    <!-- Hyperlink Brushes -->
+    <Color x:Key="HyperlinkForeground">#60CDFF</Color>
+    <SolidColorBrush x:Key="HyperlinkForegroundBrush" Color="{StaticResource HyperlinkForeground}"/>
+    <Color x:Key="HyperlinkHoverForeground">#90DBFF</Color>
+    <SolidColorBrush x:Key="HyperlinkHoverForegroundBrush" Color="{StaticResource HyperlinkHoverForeground}"/>
+
+    <Color x:Key="NeutralBackground">#202020</Color>
+    <SolidColorBrush x:Key="NeutralBackgroundBrush" Color="{StaticResource NeutralBackground}"/>
+
+    <Color x:Key="WindowBackground">#1F1F1F</Color>
+    <SolidColorBrush x:Key="WindowBackgroundBrush" Color="{StaticResource WindowBackground}"/>
+
+    <Color x:Key="ControlBackground">#2D2D2D</Color>
+    <SolidColorBrush x:Key="ControlBackgroundBrush" Color="{StaticResource ControlBackground}"/>
+
+    <Color x:Key="ControlBackgroundHover">#383838</Color>
+    <SolidColorBrush x:Key="ControlBackgroundHoverBrush" Color="{StaticResource ControlBackgroundHover}"/>
+
+    <!-- DataGrid Alternating -->
+    <Color x:Key="DataGridRowAlternating">#28282B</Color>
+    <SolidColorBrush x:Key="DataGridRowAlternatingBrush" Color="{StaticResource DataGridRowAlternating}"/>
+
+    <!-- Grid Lines & Borders -->
+    <Color x:Key="BorderLight">#3A3A3A</Color>
+    <SolidColorBrush x:Key="BorderLightBrush" Color="{StaticResource BorderLight}"/>
+    <SolidColorBrush x:Key="DataGridLineBrush" Color="{StaticResource BorderLight}"/>
+
+    <Color x:Key="BorderMedium">#555555</Color>
+    <SolidColorBrush x:Key="BorderMediumBrush" Color="{StaticResource BorderMedium}"/>
+
+    <!-- Text Colors -->
+    <Color x:Key="TextPrimary">#FFFFFF</Color>
+    <SolidColorBrush x:Key="TextPrimaryBrush" Color="{StaticResource TextPrimary}"/>
+
+    <Color x:Key="TextSecondary">#CCCCCC</Color>
+    <SolidColorBrush x:Key="TextSecondaryBrush" Color="{StaticResource TextSecondary}"/>
+
+    <Color x:Key="TextDisabled">#666666</Color>
+    <SolidColorBrush x:Key="TextDisabledBrush" Color="{StaticResource TextDisabled}"/>
+
+    <!-- Accent Header Gradients (Windows 11 Dark inspired) -->
+    <LinearGradientBrush x:Key="DockPanelBackgroundBrush" EndPoint="0.5,1.0" MappingMode="RelativeToBoundingBox" StartPoint="0.5,0.0">
+        <GradientStop Color="#0F161E" Offset="0.0"/>
+        <GradientStop Color="#1E1E1E" Offset="1.0"/>
+    </LinearGradientBrush>
+    
+    <!-- Status Brushes -->
+    <SolidColorBrush x:Key="SuccessBrush" Color="#6BC26B"/>
+    <SolidColorBrush x:Key="WarningBrush" Color="#FCD116"/>
+    <SolidColorBrush x:Key="ErrorBrush" Color="#F1707A"/>
+
+</ResourceDictionary>
diff --git a/EddiUI/Themes/ThemeLight.xaml b/EddiUI/Themes/ThemeLight.xaml
new file mode 100644
index 0000000000..cff89539d6
--- /dev/null
+++ b/EddiUI/Themes/ThemeLight.xaml
@@ -0,0 +1,87 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:system="clr-namespace:System;assembly=mscorlib">
+    
+    <!-- Design Spacing Scale -->
+    <system:Double x:Key="SpacingXXS">2</system:Double>
+    <system:Double x:Key="SpacingXS">4</system:Double>
+    <system:Double x:Key="SpacingS">8</system:Double>
+    <system:Double x:Key="SpacingM">12</system:Double>
+    <system:Double x:Key="SpacingL">16</system:Double>
+    <system:Double x:Key="SpacingXL">20</system:Double>
+    
+    <Thickness x:Key="MarginS">8</Thickness>
+    <Thickness x:Key="MarginM">12</Thickness>
+    <Thickness x:Key="MarginL">16</Thickness>
+    
+    <Thickness x:Key="PaddingS">8</Thickness>
+    <Thickness x:Key="PaddingM">12</Thickness>
+    <Thickness x:Key="PaddingL">16</Thickness>
+    
+    <!-- Typography -->
+    <FontFamily x:Key="FontFamilyDefault">Segoe UI, Helvetica, Arial, sans-serif</FontFamily>
+    
+    <system:Double x:Key="FontSizeS">10.5</system:Double>
+    <system:Double x:Key="FontSizeBase">12</system:Double>
+    <system:Double x:Key="FontSizeL">14</system:Double>
+    <system:Double x:Key="FontSizeHero">16</system:Double>
+
+    <!-- Colors & Brushes -->
+    <Color x:Key="PrimaryBrand">#0078D4</Color>
+    <SolidColorBrush x:Key="PrimaryBrandBrush" Color="{StaticResource PrimaryBrand}"/>
+    
+    <Color x:Key="AccentColor">#005A9E</Color>
+    <SolidColorBrush x:Key="AccentColorBrush" Color="{StaticResource AccentColor}"/>
+
+    <!-- Hyperlink Brushes -->
+    <Color x:Key="HyperlinkForeground">#0066CC</Color>
+    <SolidColorBrush x:Key="HyperlinkForegroundBrush" Color="{StaticResource HyperlinkForeground}"/>
+    <Color x:Key="HyperlinkHoverForeground">#004578</Color>
+    <SolidColorBrush x:Key="HyperlinkHoverForegroundBrush" Color="{StaticResource HyperlinkHoverForeground}"/>
+
+    <Color x:Key="NeutralBackground">#F3F3F3</Color>
+    <SolidColorBrush x:Key="NeutralBackgroundBrush" Color="{StaticResource NeutralBackground}"/>
+
+    <Color x:Key="WindowBackground">#FFFFFF</Color>
+    <SolidColorBrush x:Key="WindowBackgroundBrush" Color="{StaticResource WindowBackground}"/>
+
+    <Color x:Key="ControlBackground">#F9F9F9</Color>
+    <SolidColorBrush x:Key="ControlBackgroundBrush" Color="{StaticResource ControlBackground}"/>
+
+    <Color x:Key="ControlBackgroundHover">#EFEFEF</Color>
+    <SolidColorBrush x:Key="ControlBackgroundHoverBrush" Color="{StaticResource ControlBackgroundHover}"/>
+
+    <!-- DataGrid Alternating -->
+    <Color x:Key="DataGridRowAlternating">#F3F6FA</Color>
+    <SolidColorBrush x:Key="DataGridRowAlternatingBrush" Color="{StaticResource DataGridRowAlternating}"/>
+
+    <!-- Grid Lines & Borders -->
+    <Color x:Key="BorderLight">#E0E0E0</Color>
+    <SolidColorBrush x:Key="BorderLightBrush" Color="{StaticResource BorderLight}"/>
+    <SolidColorBrush x:Key="DataGridLineBrush" Color="{StaticResource BorderLight}"/>
+
+    <Color x:Key="BorderMedium">#CCCCCC</Color>
+    <SolidColorBrush x:Key="BorderMediumBrush" Color="{StaticResource BorderMedium}"/>
+
+    <!-- Text Colors -->
+    <Color x:Key="TextPrimary">#1A1A1A</Color>
+    <SolidColorBrush x:Key="TextPrimaryBrush" Color="{StaticResource TextPrimary}"/>
+
+    <Color x:Key="TextSecondary">#5E5E5E</Color>
+    <SolidColorBrush x:Key="TextSecondaryBrush" Color="{StaticResource TextSecondary}"/>
+
+    <Color x:Key="TextDisabled">#9E9E9E</Color>
+    <SolidColorBrush x:Key="TextDisabledBrush" Color="{StaticResource TextDisabled}"/>
+
+    <!-- Accent Header Gradients (Windows 11 inspired) -->
+    <LinearGradientBrush x:Key="DockPanelBackgroundBrush" EndPoint="0.5,1.0" MappingMode="RelativeToBoundingBox" StartPoint="0.5,0.0">
+        <GradientStop Color="#E1EEF9" Offset="0.0"/>
+        <GradientStop Color="#F3F3F3" Offset="1.0"/>
+    </LinearGradientBrush>
+    
+    <!-- Status Brushes -->
+    <SolidColorBrush x:Key="SuccessBrush" Color="#107C10"/>
+    <SolidColorBrush x:Key="WarningBrush" Color="#FFB900"/>
+    <SolidColorBrush x:Key="ErrorBrush" Color="#D13438"/>
+
+</ResourceDictionary>
diff --git a/EddiUI/Themes/ThemeManager.cs b/EddiUI/Themes/ThemeManager.cs
new file mode 100644
index 0000000000..3aaafd7399
--- /dev/null
+++ b/EddiUI/Themes/ThemeManager.cs
@@ -0,0 +1,175 @@
+using Microsoft.Win32;
+using System;
+using System.Linq;
+using System.Windows;
+using System.Windows.Media;
+
+namespace EddiUI.Themes
+{
+    public static class ThemeManager
+    {
+        private static bool isInitialized = false;
+
+        public static void Initialize()
+        {
+            if (isInitialized) return;
+
+            // Apply theme on startup
+            ApplyTheme();
+
+            // Listen to Windows theme and color preference shifts at runtime
+            SystemEvents.UserPreferenceChanged += OnUserPreferenceChanged;
+
+            isInitialized = true;
+        }
+
+        private static void OnUserPreferenceChanged(object sender, UserPreferenceChangedEventArgs e)
+        {
+            // React when the user switches Light/Dark mode or changes accent colors
+            if (e.Category == UserPreferenceCategory.General || e.Category == UserPreferenceCategory.Color)
+            {
+                Application.Current?.Dispatcher?.InvokeAsync(() =>
+                {
+                    ApplyTheme();
+                });
+            }
+        }
+
+        public static void ApplyTheme()
+        {
+            var currentResources = Application.Current?.Resources;
+            if (currentResources == null) return;
+
+            bool isDarkTheme;
+            var overrideTheme = EddiConfigService.ConfigService.Instance.eddiConfiguration.OverrideTheme;
+            if (string.Equals(overrideTheme, "Light", StringComparison.OrdinalIgnoreCase))
+            {
+                isDarkTheme = false;
+            }
+            else if (string.Equals(overrideTheme, "Dark", StringComparison.OrdinalIgnoreCase))
+            {
+                isDarkTheme = true;
+            }
+            else
+            {
+                isDarkTheme = IsWindowsDarkTheme();
+            }
+
+            // Swap out Light/Dark resource dictionary
+            var existingTheme = currentResources.MergedDictionaries.FirstOrDefault(d =>
+                d.Source != null && (d.Source.OriginalString.Contains("ThemeLight.xaml") || d.Source.OriginalString.Contains("ThemeDark.xaml"))
+            );
+
+            var themeUri = isDarkTheme
+                ? new Uri("pack://application:,,,/EddiUI;component/Themes/ThemeDark.xaml", UriKind.Absolute)
+                : new Uri("pack://application:,,,/EddiUI;component/Themes/ThemeLight.xaml", UriKind.Absolute);
+
+            var newTheme = new ResourceDictionary { Source = themeUri };
+
+            if (existingTheme != null)
+            {
+                int index = currentResources.MergedDictionaries.IndexOf(existingTheme);
+                currentResources.MergedDictionaries[index] = newTheme;
+            }
+            else
+            {
+                currentResources.MergedDictionaries.Add(newTheme);
+            }
+
+            // Ensure ThemeModern.xaml is always present in MergedDictionaries
+            var existingModern = currentResources.MergedDictionaries.FirstOrDefault(d =>
+                d.Source != null && d.Source.OriginalString.Contains("ThemeModern.xaml")
+            );
+
+            if (existingModern == null)
+            {
+                var modernUri = new Uri("pack://application:,,,/EddiUI;component/Themes/ThemeModern.xaml", UriKind.Absolute);
+                currentResources.MergedDictionaries.Add(new ResourceDictionary { Source = modernUri });
+            }
+
+            // Also, dynamically inject the Windows Accent Color directly
+            ApplyWindowsAccentColor(currentResources);
+        }
+
+        private static bool IsWindowsDarkTheme()
+        {
+            try
+            {
+                using (var key = Registry.CurrentUser.OpenSubKey(@"Software\Microsoft\Windows\CurrentVersion\Themes\Personalize"))
+                {
+                    if (key != null)
+                    {
+                        var value = key.GetValue("AppsUseLightTheme");
+                        if (value is int useLight)
+                        {
+                            return useLight == 0;
+                        }
+                    }
+                }
+            }
+            catch
+            {
+                // Fallback to light mode in case of read exceptions
+            }
+            return false;
+        }
+
+        private static void ApplyWindowsAccentColor(ResourceDictionary resources)
+        {
+            try
+            {
+                using (var key = Registry.CurrentUser.OpenSubKey(@"Software\Microsoft\Windows\DWM"))
+                {
+                    if (key != null)
+                    {
+                        var value = key.GetValue("ColorizationColor");
+                        if (value is int argbColor)
+                        {
+                            // Convert ARGB representation (from DWM registry) to standard Color
+                            byte a = (byte)((argbColor >> 24) & 0xFF);
+                            byte r = (byte)((argbColor >> 16) & 0xFF);
+                            byte g = (byte)((argbColor >> 8) & 0xFF);
+                            byte b = (byte)(argbColor & 0xFF);
+
+                            // Always keep opacity fully solid for readability
+                            var color = Color.FromArgb(255, r, g, b);
+                            var brandBrush = new SolidColorBrush(color);
+                            brandBrush.Freeze();
+                            resources["PrimaryBrandBrush"] = brandBrush;
+
+                            // Accent color hover variant (slightly lighter color representation)
+                            var hoverColor = Color.FromArgb(220, r, g, b);
+                            var accentBrush = new SolidColorBrush(hoverColor);
+                            accentBrush.Freeze();
+                            resources["AccentColorBrush"] = accentBrush;
+                            return;
+                        }
+                    }
+                }
+            }
+            catch
+            {
+                // Suppress and fallback below
+            }
+
+            // Standard WPF Fallback using SystemParameters
+            try
+            {
+                var color = SystemParameters.WindowGlassColor;
+                var brush = new SolidColorBrush(color);
+                brush.Freeze();
+                resources["PrimaryBrandBrush"] = brush;
+                resources["AccentColorBrush"] = brush;
+            }
+            catch
+            {
+                // Hardcoded fallback standard blue
+                var defaultColor = Color.FromRgb(0, 120, 212);
+                var brush = new SolidColorBrush(defaultColor);
+                brush.Freeze();
+                resources["PrimaryBrandBrush"] = brush;
+                resources["AccentColorBrush"] = brush;
+            }
+        }
+    }
+}
diff --git a/EddiUI/Themes/ThemeModern.xaml b/EddiUI/Themes/ThemeModern.xaml
new file mode 100644
index 0000000000..bcf5fa3ed2
--- /dev/null
+++ b/EddiUI/Themes/ThemeModern.xaml
@@ -0,0 +1,942 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:system="clr-namespace:System;assembly=mscorlib"
+                    xmlns:eddiCore="clr-namespace:EddiCore;assembly=EddiCore">
+
+    <!-- Base Window Style -->
+    <Style TargetType="Window" x:Key="WindowModern">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontWeight" Value="Normal"/>
+        <Setter Property="TextElement.Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="TextOptions.TextFormattingMode" Value="Display"/>
+        <Setter Property="TextOptions.TextRenderingMode" Value="ClearType"/>
+    </Style>
+
+    <Style TargetType="Window" BasedOn="{StaticResource WindowModern}"/>
+
+    <!-- Base UserControl Style -->
+    <Style TargetType="UserControl">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontWeight" Value="Normal"/>
+        <Setter Property="TextOptions.TextFormattingMode" Value="Display"/>
+        <Setter Property="TextOptions.TextRenderingMode" Value="ClearType"/>
+    </Style>
+
+    <!-- Modern Typography Styles -->
+    <Style TargetType="TextBlock">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontWeight" Value="Normal"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
+        <Setter Property="TextOptions.TextFormattingMode" Value="Display"/>
+        <Setter Property="TextOptions.TextRenderingMode" Value="ClearType"/>
+    </Style>
+
+    <Style TargetType="Label">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontWeight" Value="Normal"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
+        <Setter Property="Padding" Value="0,2"/>
+        <Setter Property="TextOptions.TextFormattingMode" Value="Display"/>
+        <Setter Property="TextOptions.TextRenderingMode" Value="ClearType"/>
+    </Style>
+
+    <!-- Modern Button Style -->
+    <Style TargetType="Button">
+        <Setter Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="12,4"/>
+        <Setter Property="MinHeight" Value="26"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="Cursor" Value="Hand"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="Button">
+                    <Border Background="{TemplateBinding Background}"
+                            BorderBrush="{TemplateBinding BorderBrush}"
+                            BorderThickness="{TemplateBinding BorderThickness}"
+                            CornerRadius="4"
+                            SnapsToDevicePixels="True"
+                            Padding="{TemplateBinding Padding}">
+                        <ContentPresenter HorizontalAlignment="Center" 
+                                          VerticalAlignment="Center" 
+                                          RecognizesAccessKey="True"
+                                          SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                            <Setter Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                        </Trigger>
+                        <Trigger Property="IsPressed" Value="True">
+                            <Setter Property="Opacity" Value="0.85"/>
+                        </Trigger>
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.4"/>
+                            <Setter Property="Cursor" Value="Arrow"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <!-- Modern TextBox Style -->
+    <Style TargetType="TextBox">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderMediumBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="6,2"/>
+        <Setter Property="MinHeight" Value="26"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="TextBox">
+                    <Border x:Name="border"
+                            Background="{TemplateBinding Background}"
+                            BorderBrush="{TemplateBinding BorderBrush}"
+                            BorderThickness="{TemplateBinding BorderThickness}"
+                            CornerRadius="4"
+                            SnapsToDevicePixels="True">
+                        <ScrollViewer x:Name="PART_ContentHost" Focusable="False" 
+                                      HorizontalScrollBarVisibility="Hidden" 
+                                      VerticalScrollBarVisibility="Hidden" 
+                                      VerticalAlignment="Center"/>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                        </Trigger>
+                        <Trigger Property="IsFocused" Value="True">
+                            <Setter Property="BorderBrush" Value="{DynamicResource PrimaryBrandBrush}"/>
+                            <Setter Property="BorderThickness" Value="1.5"/>
+                        </Trigger>
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.5"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <!-- Modern RichTextBox Style -->
+    <Style TargetType="RichTextBox">
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderThickness" Value="0"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="Margin" Value="10,5"/>
+    </Style>
+
+    <!-- Modern ComboBox ControlTemplate -->
+    <ControlTemplate x:Key="ComboBoxModernTemplate" TargetType="ComboBox">
+        <Grid x:Name="MainGrid" SnapsToDevicePixels="true">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition Width="*"/>
+                <ColumnDefinition MinWidth="{x:Static SystemParameters.VerticalScrollBarWidth}" Width="0"/>
+            </Grid.ColumnDefinitions>
+            <Popup x:Name="PART_Popup" 
+                   AllowsTransparency="true" 
+                   Grid.ColumnSpan="2" 
+                   Placement="Bottom" 
+                   Margin="1" 
+                   IsOpen="{Binding IsDropDownOpen, RelativeSource={RelativeSource TemplatedParent}}" 
+                   PopupAnimation="{DynamicResource {x:Static SystemParameters.ComboBoxPopupAnimationKey}}">
+                <Border x:Name="DropDownBorder" 
+                        Background="{DynamicResource ControlBackgroundBrush}" 
+                        BorderBrush="{DynamicResource BorderMediumBrush}" 
+                        BorderThickness="1" 
+                        CornerRadius="4"
+                        MaxHeight="{TemplateBinding MaxDropDownHeight}" 
+                        MinWidth="{Binding ActualWidth, ElementName=MainGrid}">
+                    <ScrollViewer x:Name="DropDownScrollViewer">
+                        <Grid RenderOptions.ClearTypeHint="Enabled">
+                            <Canvas Height="0" Width="0" HorizontalAlignment="Left" VerticalAlignment="Top">
+                                <Rectangle x:Name="OpaqueRect" 
+                                           Fill="{Binding Background, ElementName=DropDownBorder}" 
+                                           Height="{Binding ActualHeight, ElementName=DropDownScrollViewer}" 
+                                           Width="{Binding ActualWidth, ElementName=DropDownScrollViewer}"/>
+                            </Canvas>
+                            <ItemsPresenter x:Name="ItemsPresenter" 
+                                            KeyboardNavigation.DirectionalNavigation="Contained" 
+                                            SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                        </Grid>
+                    </ScrollViewer>
+                </Border>
+            </Popup>
+            <ToggleButton x:Name="ToggleButton" 
+                          Background="{TemplateBinding Background}" 
+                          BorderBrush="{TemplateBinding BorderBrush}" 
+                          BorderThickness="{TemplateBinding BorderThickness}" 
+                          Grid.ColumnSpan="2" 
+                          IsChecked="{Binding IsDropDownOpen, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}" 
+                          Padding="0"
+                          Width="Auto"
+                          Height="Auto">
+                <ToggleButton.Template>
+                    <ControlTemplate TargetType="ToggleButton">
+                        <Border x:Name="templateRoot" 
+                                Background="{TemplateBinding Background}" 
+                                BorderBrush="{TemplateBinding BorderBrush}" 
+                                BorderThickness="{TemplateBinding BorderThickness}" 
+                                CornerRadius="4" 
+                                SnapsToDevicePixels="true">
+                            <Grid HorizontalAlignment="Right" Width="{x:Static SystemParameters.VerticalScrollBarWidth}">
+                                <Path x:Name="Arrow" 
+                                      Data="M 0 0 L 3.5 4 L 7 0 Z" 
+                                      Fill="{DynamicResource TextPrimaryBrush}" 
+                                      HorizontalAlignment="Center" 
+                                      Margin="0" 
+                                      VerticalAlignment="Center"/>
+                            </Grid>
+                        </Border>
+                        <ControlTemplate.Triggers>
+                            <Trigger Property="IsMouseOver" Value="true">
+                                <Setter Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                                <Setter TargetName="templateRoot" Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                            </Trigger>
+                            <Trigger Property="IsPressed" Value="true">
+                                <Setter Property="Opacity" Value="0.85"/>
+                            </Trigger>
+                        </ControlTemplate.Triggers>
+                    </ControlTemplate>
+                </ToggleButton.Template>
+            </ToggleButton>
+            <ContentPresenter x:Name="ContentSite" 
+                              ContentTemplate="{TemplateBinding SelectionBoxItemTemplate}" 
+                              ContentTemplateSelector="{TemplateBinding ItemTemplateSelector}" 
+                              Content="{TemplateBinding SelectionBoxItem}" 
+                              ContentStringFormat="{TemplateBinding SelectionBoxItemStringFormat}" 
+                              HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" 
+                              IsHitTestVisible="false" 
+                              Margin="{TemplateBinding Padding}" 
+                              SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" 
+                              VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
+            <TextBox x:Name="PART_EditableTextBox" 
+                     Background="Transparent" 
+                     Foreground="{DynamicResource TextPrimaryBrush}"
+                     BorderThickness="0" 
+                     HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" 
+                     IsReadOnly="{TemplateBinding IsReadOnly}" 
+                     Margin="{TemplateBinding Padding}" 
+                     SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" 
+                     VerticalAlignment="{TemplateBinding VerticalContentAlignment}" 
+                     Visibility="Hidden">
+                <TextBox.Style>
+                    <Style TargetType="TextBox">
+                        <Setter Property="Template">
+                            <Setter.Value>
+                                <ControlTemplate TargetType="TextBox">
+                                    <ScrollViewer x:Name="PART_ContentHost" Focusable="False" 
+                                                  HorizontalScrollBarVisibility="Hidden" 
+                                                  VerticalScrollBarVisibility="Hidden"/>
+                                </ControlTemplate>
+                            </Setter.Value>
+                        </Setter>
+                    </Style>
+                </TextBox.Style>
+            </TextBox>
+        </Grid>
+        <ControlTemplate.Triggers>
+            <Trigger Property="HasItems" Value="false">
+                <Setter TargetName="DropDownBorder" Property="Height" Value="95"/>
+            </Trigger>
+            <Trigger Property="IsGrouping" Value="true">
+                <Setter Property="ScrollViewer.CanContentScroll" Value="false"/>
+            </Trigger>
+            <Trigger Property="IsEditable" Value="true">
+                <Setter Property="IsTabStop" Value="false"/>
+                <Setter TargetName="PART_EditableTextBox" Property="Visibility" Value="Visible"/>
+                <Setter TargetName="ContentSite" Property="Visibility" Value="Hidden"/>
+            </Trigger>
+        </ControlTemplate.Triggers>
+    </ControlTemplate>
+
+    <!-- Modern ComboBox Style -->
+    <Style TargetType="ComboBox">
+        <Setter Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderMediumBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="6,2"/>
+        <Setter Property="MinHeight" Value="26"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Template" Value="{StaticResource ComboBoxModernTemplate}"/>
+        <Style.Resources>
+            <!-- Override background colors inside combo popup -->
+            <SolidColorBrush x:Key="{x:Static SystemColors.WindowBrushKey}" Color="{DynamicResource WindowBackground}"/>
+            <SolidColorBrush x:Key="{x:Static SystemColors.HighlightBrushKey}" Color="{DynamicResource PrimaryBrand}"/>
+            <SolidColorBrush x:Key="{x:Static SystemColors.HighlightTextBrushKey}" Color="#FFFFFF"/>
+        </Style.Resources>
+    </Style>
+
+    <!-- Subclassed ComboBox Styles -->
+    <Style TargetType="{x:Type eddiCore:StarSystemComboBox}" BasedOn="{StaticResource {x:Type ComboBox}}"/>
+
+    <!-- Modern CheckBox Style -->
+    <Style TargetType="CheckBox">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Padding" Value="8,0,0,0"/>
+        <Setter Property="Margin" Value="0,5"/>
+        <Setter Property="Cursor" Value="Hand"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="CheckBox">
+                    <Grid Background="Transparent" SnapsToDevicePixels="True">
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition Width="Auto"/>
+                            <ColumnDefinition Width="*"/>
+                        </Grid.ColumnDefinitions>
+                        
+                        <!-- Box Border -->
+                        <Border x:Name="checkBoxBorder"
+                                Grid.Column="0"
+                                Width="18"
+                                Height="18"
+                                Margin="0,1,0,1"
+                                VerticalAlignment="Center"
+                                HorizontalAlignment="Left"
+                                CornerRadius="3"
+                                BorderThickness="1.5"
+                                BorderBrush="{DynamicResource BorderMediumBrush}"
+                                Background="{DynamicResource ControlBackgroundBrush}">
+                            <Grid>
+                                <!-- CheckMark Glyph -->
+                                <Path x:Name="optionMark"
+                                      Data="M 3.5,8 L 7,11.5 L 13.5,4.5"
+                                      Stroke="#FFFFFF"
+                                      StrokeThickness="2"
+                                      StrokeStartLineCap="Round"
+                                      StrokeEndLineCap="Round"
+                                      StrokeLineJoin="Round"
+                                      Visibility="Collapsed"
+                                      HorizontalAlignment="Center"
+                                      VerticalAlignment="Center"/>
+                                <!-- Indeterminate Glyph -->
+                                <Rectangle x:Name="indeterminateMark"
+                                           Width="8"
+                                           Height="2"
+                                           Fill="#FFFFFF"
+                                           Visibility="Collapsed"
+                                           HorizontalAlignment="Center"
+                                           VerticalAlignment="Center"/>
+                            </Grid>
+                        </Border>
+                        
+                        <ContentPresenter x:Name="contentPresenter"
+                                          Grid.Column="1"
+                                          ContentTemplate="{TemplateBinding ContentTemplate}"
+                                          Content="{TemplateBinding Content}"
+                                          ContentStringFormat="{TemplateBinding ContentStringFormat}"
+                                          Focusable="False"
+                                          HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
+                                          Margin="{TemplateBinding Padding}"
+                                          RecognizesAccessKey="True"
+                                          SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
+                                          VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
+                    </Grid>
+                    
+                    <ControlTemplate.Triggers>
+                        <!-- Hover State -->
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter TargetName="checkBoxBorder" Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="checkBoxBorder" Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                        </Trigger>
+                        <!-- Checked State -->
+                        <Trigger Property="IsChecked" Value="True">
+                            <Setter TargetName="checkBoxBorder" Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="checkBoxBorder" Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="optionMark" Property="Visibility" Value="Visible"/>
+                        </Trigger>
+                        <!-- Indeterminate State -->
+                        <Trigger Property="IsChecked" Value="{x:Null}">
+                            <Setter TargetName="checkBoxBorder" Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="checkBoxBorder" Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="indeterminateMark" Property="Visibility" Value="Visible"/>
+                        </Trigger>
+                        <!-- Disabled State -->
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.45"/>
+                            <Setter Property="Cursor" Value="Arrow"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <!-- Modern RadioButton Style -->
+    <Style TargetType="RadioButton">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Padding" Value="8,0,0,0"/>
+        <Setter Property="Margin" Value="0,5"/>
+        <Setter Property="Cursor" Value="Hand"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="RadioButton">
+                    <Grid Background="Transparent" SnapsToDevicePixels="True">
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition Width="Auto"/>
+                            <ColumnDefinition Width="*"/>
+                        </Grid.ColumnDefinitions>
+                        
+                        <!-- Radio Circle -->
+                        <Border x:Name="radioBorder"
+                                Grid.Column="0"
+                                Width="18"
+                                Height="18"
+                                Margin="0,1,0,1"
+                                VerticalAlignment="Center"
+                                HorizontalAlignment="Left"
+                                CornerRadius="9"
+                                BorderThickness="1.5"
+                                BorderBrush="{DynamicResource BorderMediumBrush}"
+                                Background="{DynamicResource ControlBackgroundBrush}">
+                            <Ellipse x:Name="optionMark"
+                                     Width="8"
+                                     Height="8"
+                                     Fill="#FFFFFF"
+                                     Visibility="Collapsed"
+                                     HorizontalAlignment="Center"
+                                     VerticalAlignment="Center"/>
+                        </Border>
+                        
+                        <ContentPresenter x:Name="contentPresenter"
+                                          Grid.Column="1"
+                                          ContentTemplate="{TemplateBinding ContentTemplate}"
+                                          Content="{TemplateBinding Content}"
+                                          ContentStringFormat="{TemplateBinding ContentStringFormat}"
+                                          Focusable="False"
+                                          HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
+                                          Margin="{TemplateBinding Padding}"
+                                          RecognizesAccessKey="True"
+                                          SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
+                                          VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
+                    </Grid>
+                    
+                    <ControlTemplate.Triggers>
+                        <!-- Hover State -->
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter TargetName="radioBorder" Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="radioBorder" Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                        </Trigger>
+                        <!-- Checked State -->
+                        <Trigger Property="IsChecked" Value="True">
+                            <Setter TargetName="radioBorder" Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="radioBorder" Property="BorderBrush" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter TargetName="optionMark" Property="Visibility" Value="Visible"/>
+                        </Trigger>
+                        <!-- Disabled State -->
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.45"/>
+                            <Setter Property="Cursor" Value="Arrow"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <!-- Modern DataGrid Style -->
+    <Style TargetType="DataGrid">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="RowBackground" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="AlternatingRowBackground" Value="{DynamicResource DataGridRowAlternatingBrush}"/>
+        <Setter Property="HorizontalGridLinesBrush" Value="{DynamicResource DataGridLineBrush}"/>
+        <Setter Property="VerticalGridLinesBrush" Value="{DynamicResource DataGridLineBrush}"/>
+        <Setter Property="HeadersVisibility" Value="Column"/>
+        <Setter Property="GridLinesVisibility" Value="Horizontal"/>
+        <Setter Property="AutoGenerateColumns" Value="False"/>
+        <Setter Property="CanUserAddRows" Value="False"/>
+    </Style>
+
+    <!-- Modern DataGrid ColumnHeader Style -->
+    <Style TargetType="DataGridColumnHeader">
+        <Setter Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="BorderThickness" Value="0,0,0,1"/>
+        <Setter Property="Padding" Value="10,8"/>
+        <Setter Property="FontWeight" Value="SemiBold"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="HorizontalContentAlignment" Value="Left"/>
+    </Style>
+
+    <!-- Modern DataGridCell Style -->
+    <Style TargetType="DataGridCell">
+        <Setter Property="Padding" Value="8,6"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type DataGridCell}">
+                    <Border Background="{TemplateBinding Background}" SnapsToDevicePixels="True" Padding="{TemplateBinding Padding}">
+                        <ContentPresenter VerticalAlignment="Center" SnapsToDevicePixels="True"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+        <Style.Triggers>
+            <Trigger Property="IsSelected" Value="True">
+                <Setter Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                <Setter Property="Foreground" Value="#FFFFFF"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <!-- Modern TabControl Style with Themed Content Area -->
+    <Style TargetType="TabControl">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="BorderThickness" Value="0"/>
+        <Setter Property="Padding" Value="0"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="TabControl">
+                    <Grid ClipToBounds="True" SnapsToDevicePixels="True" KeyboardNavigation.TabNavigation="Local">
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition x:Name="ColumnDefinition0"/>
+                            <ColumnDefinition x:Name="ColumnDefinition1" Width="0"/>
+                        </Grid.ColumnDefinitions>
+                        <Grid.RowDefinitions>
+                            <RowDefinition x:Name="RowDefinition0" Height="Auto"/>
+                            <RowDefinition x:Name="RowDefinition1" Height="*"/>
+                        </Grid.RowDefinitions>
+                        <Border x:Name="headerBorder" Grid.Row="0" Grid.Column="0"
+                                Background="{DynamicResource NeutralBackgroundBrush}" Padding="0">
+                            <TabPanel x:Name="headerPanel" IsItemsHost="True" Margin="0"
+                                      Panel.ZIndex="1" KeyboardNavigation.TabIndex="1" Background="Transparent"/>
+                        </Border>
+                        <Border x:Name="contentPanel" Grid.Row="1" Grid.Column="0"
+                                Background="{DynamicResource WindowBackgroundBrush}"
+                                BorderBrush="{DynamicResource BorderLightBrush}" BorderThickness="0"
+                                Padding="{TemplateBinding Padding}"
+                                KeyboardNavigation.DirectionalNavigation="Contained"
+                                KeyboardNavigation.TabIndex="2" KeyboardNavigation.TabNavigation="Local"
+                                TextElement.Foreground="{DynamicResource TextPrimaryBrush}"
+                                TextElement.FontFamily="{DynamicResource FontFamilyDefault}">
+                            <ContentPresenter x:Name="PART_SelectedContentHost" ContentSource="SelectedContent"
+                                              Margin="0" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                        </Border>
+                    </Grid>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="TabStripPlacement" Value="Top">
+                            <Setter TargetName="contentPanel" Property="BorderThickness" Value="0,1,0,0"/>
+                        </Trigger>
+                        <Trigger Property="TabStripPlacement" Value="Left">
+                            <Setter TargetName="headerBorder" Property="Grid.Row" Value="0"/>
+                            <Setter TargetName="headerBorder" Property="Grid.RowSpan" Value="2"/>
+                            <Setter TargetName="headerBorder" Property="Grid.Column" Value="0"/>
+                            <Setter TargetName="contentPanel" Property="Grid.Row" Value="0"/>
+                            <Setter TargetName="contentPanel" Property="Grid.RowSpan" Value="2"/>
+                            <Setter TargetName="contentPanel" Property="Grid.Column" Value="1"/>
+                            <Setter TargetName="ColumnDefinition0" Property="Width" Value="Auto"/>
+                            <Setter TargetName="ColumnDefinition1" Property="Width" Value="*"/>
+                            <Setter TargetName="RowDefinition0" Property="Height" Value="*"/>
+                            <Setter TargetName="RowDefinition1" Property="Height" Value="0"/>
+                            <Setter TargetName="contentPanel" Property="BorderThickness" Value="1,0,0,0"/>
+                        </Trigger>
+                        <Trigger Property="TabStripPlacement" Value="Right">
+                            <Setter TargetName="headerBorder" Property="Grid.Row" Value="0"/>
+                            <Setter TargetName="headerBorder" Property="Grid.RowSpan" Value="2"/>
+                            <Setter TargetName="headerBorder" Property="Grid.Column" Value="1"/>
+                            <Setter TargetName="contentPanel" Property="Grid.Row" Value="0"/>
+                            <Setter TargetName="contentPanel" Property="Grid.RowSpan" Value="2"/>
+                            <Setter TargetName="contentPanel" Property="Grid.Column" Value="0"/>
+                            <Setter TargetName="ColumnDefinition0" Property="Width" Value="*"/>
+                            <Setter TargetName="ColumnDefinition1" Property="Width" Value="Auto"/>
+                            <Setter TargetName="RowDefinition0" Property="Height" Value="*"/>
+                            <Setter TargetName="RowDefinition1" Property="Height" Value="0"/>
+                            <Setter TargetName="contentPanel" Property="BorderThickness" Value="0,0,1,0"/>
+                        </Trigger>
+                        <Trigger Property="TabStripPlacement" Value="Bottom">
+                            <Setter TargetName="headerBorder" Property="Grid.Row" Value="1"/>
+                            <Setter TargetName="contentPanel" Property="Grid.Row" Value="0"/>
+                            <Setter TargetName="RowDefinition0" Property="Height" Value="*"/>
+                            <Setter TargetName="RowDefinition1" Property="Height" Value="Auto"/>
+                            <Setter TargetName="contentPanel" Property="BorderThickness" Value="0,0,0,1"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="TabItem">
+        <Setter Property="Padding" Value="16,8"/>
+        <Setter Property="MinHeight" Value="34"/>
+        <Setter Property="MinWidth" Value="140"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontWeight" Value="SemiBold"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextSecondaryBrush}"/>
+        <Setter Property="Margin" Value="0"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="TabItem">
+                    <Border x:Name="border"
+                            Background="Transparent"
+                            BorderBrush="Transparent"
+                            BorderThickness="0"
+                            CornerRadius="0"
+                            Padding="{TemplateBinding Padding}"
+                            SnapsToDevicePixels="True">
+                        <ContentPresenter ContentSource="Header" 
+                                          HorizontalAlignment="Left" 
+                                          VerticalAlignment="Center" 
+                                          SnapsToDevicePixels="True"/>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <!-- Left placement: not selected vs selected -->
+                        <MultiDataTrigger>
+                            <MultiDataTrigger.Conditions>
+                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Left"/>
+                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="False"/>
+                            </MultiDataTrigger.Conditions>
+                            <Setter TargetName="border" Property="BorderThickness" Value="0,0,0,1"/>
+                            <Setter TargetName="border" Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+                        </MultiDataTrigger>
+                        <MultiDataTrigger>
+                            <MultiDataTrigger.Conditions>
+                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Left"/>
+                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="True"/>
+                            </MultiDataTrigger.Conditions>
+                            <Setter TargetName="border" Property="BorderThickness" Value="4,0,0,1"/>
+                            <Setter TargetName="border" Property="BorderBrush" Value="{DynamicResource PrimaryBrandBrush}"/>
+                            <Setter TargetName="border" Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+                        </MultiDataTrigger>
+
+                        <!-- Right placement: not selected vs selected -->
+                        <MultiDataTrigger>
+                            <MultiDataTrigger.Conditions>
+                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Right"/>
+                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="False"/>
+                            </MultiDataTrigger.Conditions>
+                            <Setter TargetName="border" Property="BorderThickness" Value="0,0,0,1"/>
+                            <Setter TargetName="border" Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+                        </MultiDataTrigger>
+                        <MultiDataTrigger>
+                            <MultiDataTrigger.Conditions>
+                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Right"/>
+                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="True"/>
+                            </MultiDataTrigger.Conditions>
+                            <Setter TargetName="border" Property="BorderThickness" Value="0,0,4,1"/>
+                            <Setter TargetName="border" Property="BorderBrush" Value="{DynamicResource PrimaryBrandBrush}"/>
+                            <Setter TargetName="border" Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+                        </MultiDataTrigger>
+
+                        <!-- Top placement: not selected vs selected -->
+                        <MultiDataTrigger>
+                            <MultiDataTrigger.Conditions>
+                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Top"/>
+                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="True"/>
+                            </MultiDataTrigger.Conditions>
+                            <Setter TargetName="border" Property="BorderThickness" Value="0,0,0,4"/>
+                            <Setter TargetName="border" Property="BorderBrush" Value="{DynamicResource PrimaryBrandBrush}"/>
+                            <Setter TargetName="border" Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+                        </MultiDataTrigger>
+
+                        <!-- Bottom placement: not selected vs selected -->
+                        <MultiDataTrigger>
+                            <MultiDataTrigger.Conditions>
+                                <Condition Binding="{Binding TabStripPlacement, RelativeSource={RelativeSource AncestorType=TabControl}}" Value="Bottom"/>
+                                <Condition Binding="{Binding IsSelected, RelativeSource={RelativeSource Self}}" Value="True"/>
+                            </MultiDataTrigger.Conditions>
+                            <Setter TargetName="border" Property="BorderThickness" Value="0,4,0,0"/>
+                            <Setter TargetName="border" Property="BorderBrush" Value="{DynamicResource PrimaryBrandBrush}"/>
+                            <Setter TargetName="border" Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+                        </MultiDataTrigger>
+
+                        <!-- Selected state foreground (applies to all placements) -->
+                        <Trigger Property="IsSelected" Value="True">
+                            <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+                        </Trigger>
+
+                        <!-- Hover tab state -->
+                        <MultiTrigger>
+                            <MultiTrigger.Conditions>
+                                <Condition Property="IsMouseOver" Value="True"/>
+                                <Condition Property="IsSelected" Value="False"/>
+                            </MultiTrigger.Conditions>
+                            <Setter TargetName="border" Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                            <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+                        </MultiTrigger>
+                        <!-- Disabled tab state -->
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.4"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <!-- ============================================ -->
+    <!-- FLOW DOCUMENT STYLES (Fix black text in RichTextBox) -->
+    <!-- ============================================ -->
+
+    <Style TargetType="{x:Type FlowDocument}">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="PagePadding" Value="5"/>
+    </Style>
+
+    <Style TargetType="{x:Type Paragraph}">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="Margin" Value="0,0,0,8"/>
+    </Style>
+
+    <Style TargetType="{x:Type Hyperlink}">
+        <Setter Property="Foreground" Value="{DynamicResource HyperlinkForegroundBrush}"/>
+        <Setter Property="TextDecorations" Value="Underline"/>
+        <Setter Property="Cursor" Value="Hand"/>
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Foreground" Value="{DynamicResource HyperlinkHoverForegroundBrush}"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <!-- ============================================ -->
+    <!-- ADDITIONAL CONTROL STYLES                    -->
+    <!-- ============================================ -->
+
+    <Style TargetType="ToolTip">
+        <Setter Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderMediumBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="10,6"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="ToolTip">
+                    <Border Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}"
+                            BorderThickness="{TemplateBinding BorderThickness}" CornerRadius="4"
+                            Padding="{TemplateBinding Padding}" SnapsToDevicePixels="True">
+                        <ContentPresenter/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="ContextMenu">
+        <Setter Property="Background" Value="{DynamicResource ControlBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderMediumBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="2"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="ContextMenu">
+                    <Border Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}"
+                            BorderThickness="{TemplateBinding BorderThickness}" CornerRadius="4"
+                            Padding="{TemplateBinding Padding}" SnapsToDevicePixels="True">
+                        <StackPanel IsItemsHost="True" KeyboardNavigation.DirectionalNavigation="Cycle"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="MenuItem">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+        <Setter Property="Padding" Value="8,6"/>
+    </Style>
+
+    <Style TargetType="ListBox">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderMediumBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+    </Style>
+
+    <Style TargetType="ListBoxItem">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="Padding" Value="8,4"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="ListBoxItem">
+                    <Border x:Name="Bd" Background="Transparent" Padding="{TemplateBinding Padding}"
+                            SnapsToDevicePixels="True" CornerRadius="2">
+                        <ContentPresenter/>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter TargetName="Bd" Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                        </Trigger>
+                        <Trigger Property="IsSelected" Value="True">
+                            <Setter TargetName="Bd" Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                            <Setter Property="Foreground" Value="#FFFFFF"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="ComboBoxItem">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="Padding" Value="8,4"/>
+        <Style.Triggers>
+            <Trigger Property="IsHighlighted" Value="True">
+                <Setter Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+            </Trigger>
+            <Trigger Property="IsSelected" Value="True">
+                <Setter Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                <Setter Property="Foreground" Value="#FFFFFF"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <Style TargetType="DataGridRow">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Style.Triggers>
+            <Trigger Property="IsSelected" Value="True">
+                <Setter Property="Background" Value="{DynamicResource AccentColorBrush}"/>
+                <Setter Property="Foreground" Value="#FFFFFF"/>
+            </Trigger>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <Style TargetType="GroupBox">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="8"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+    </Style>
+
+    <Style TargetType="Expander">
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+    </Style>
+
+    <Style TargetType="Separator">
+        <Setter Property="Background" Value="{DynamicResource BorderLightBrush}"/>
+        <Setter Property="Height" Value="1"/>
+        <Setter Property="Margin" Value="0,4"/>
+    </Style>
+
+    <Style TargetType="PasswordBox">
+        <Setter Property="Background" Value="{DynamicResource WindowBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderMediumBrush}"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="Padding" Value="8,2"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+    </Style>
+
+    <Style TargetType="ToolBar">
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+    </Style>
+
+    <Style TargetType="ToolBarTray">
+        <Setter Property="Background" Value="Transparent"/>
+    </Style>
+
+    <Style TargetType="StatusBar">
+        <Setter Property="Background" Value="{DynamicResource NeutralBackgroundBrush}"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="FontFamily" Value="{DynamicResource FontFamilyDefault}"/>
+        <Setter Property="FontSize" Value="{DynamicResource FontSizeBase}"/>
+    </Style>
+
+    <Style TargetType="GridSplitter">
+        <Setter Property="Background" Value="{DynamicResource BorderLightBrush}"/>
+    </Style>
+
+    <Style TargetType="ToggleButton">
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}"/>
+        <Setter Property="BorderThickness" Value="0"/>
+        <Setter Property="Width" Value="20"/>
+        <Setter Property="Height" Value="20"/>
+        <Setter Property="FontSize" Value="10"/>
+        <Setter Property="HorizontalContentAlignment" Value="Center"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Cursor" Value="Hand"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="ToggleButton">
+                    <Border Background="{TemplateBinding Background}"
+                            BorderBrush="{TemplateBinding BorderBrush}"
+                            BorderThickness="{TemplateBinding BorderThickness}"
+                            CornerRadius="4"
+                            SnapsToDevicePixels="True">
+                        <ContentPresenter HorizontalAlignment="Center" 
+                                          VerticalAlignment="Center" 
+                                          RecognizesAccessKey="True"
+                                          SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsMouseOver" Value="True">
+                            <Setter Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                        </Trigger>
+                        <Trigger Property="IsChecked" Value="True">
+                            <Setter Property="Background" Value="{DynamicResource ControlBackgroundHoverBrush}"/>
+                        </Trigger>
+                        <Trigger Property="IsEnabled" Value="False">
+                            <Setter Property="Opacity" Value="0.4"/>
+                            <Setter Property="Cursor" Value="Arrow"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <Style TargetType="ScrollViewer">
+        <Setter Property="Background" Value="Transparent"/>
+    </Style>
+
+</ResourceDictionary>
diff --git a/GalnetMonitor/ConfigurationWindow.xaml b/GalnetMonitor/ConfigurationWindow.xaml
index 1f9f21b2e7..4e4d59f60c 100644
--- a/GalnetMonitor/ConfigurationWindow.xaml
+++ b/GalnetMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiGalnetMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiGalnetMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -6,8 +6,8 @@
              xmlns:resx="clr-namespace:EddiGalnetMonitor.Properties"
             mc:Ignorable="d" 
              d:DesignHeight="200" d:DesignWidth="600">
-    <DockPanel LastChildFill="False" Background="#FFE5E5E5" Margin="0,5">
-        <Grid DockPanel.Dock="Top">
+    <DockPanel LastChildFill="False" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,5">
+        <Grid DockPanel.Dock="Top" Margin="20, 10, 20, 10">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto"/>
                 <ColumnDefinition Width="Auto"/>
@@ -17,13 +17,13 @@
                 <RowDefinition Height="Auto" />
                 <RowDefinition Height="Auto" />
             </Grid.RowDefinitions>
-            <StackPanel DockPanel.Dock="Top" Grid.Row="0" Grid.ColumnSpan="2" Orientation="Horizontal" VerticalAlignment="Top" Height="22">
-                <TextBlock Margin="5,0" TextWrapping="Wrap" Text="{x:Static resx:GalnetMonitor.language_label}" VerticalAlignment="Center"/>
-                <ComboBox x:Name="languageComboBox" Background="#FFE5E5E5" SelectionChanged="onLanguageChanged" SelectedValue="Key"/>
+            <StackPanel Grid.Row="0" Grid.ColumnSpan="2" Orientation="Horizontal" VerticalAlignment="Center" Margin="5,0,5,10">
+                <TextBlock Margin="0,0,10,0" TextWrapping="Wrap" Text="{x:Static resx:GalnetMonitor.language_label}" VerticalAlignment="Center"/>
+                <ComboBox x:Name="languageComboBox" SelectionChanged="onLanguageChanged" SelectedValue="Key" VerticalAlignment="Center"/>
             </StackPanel>
-            <TextBlock Grid.Row="1" Grid.Column="0"  Grid.ColumnSpan="2" Margin="5,5,5,0" TextWrapping="Wrap" Text="{x:Static resx:GalnetMonitor.p1}" VerticalAlignment="Top" Height="32"/>
-            <CheckBox x:Name="galnetAlwaysOnCheckBox" Grid.Row="2" Grid.Column="0" Margin="5,26" HorizontalAlignment="Right" VerticalAlignment="Center" Checked="galnetAlwaysOnChecked" Unchecked="galnetAlwaysOnUnchecked" Height="14"/>
-            <TextBlock Grid.Row="2"  Grid.Column="1" Margin="5,25,5,0" TextWrapping="Wrap" Text="{x:Static resx:GalnetMonitor.p2}" VerticalAlignment="Top" Height="16"/>
+            <TextBlock Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2" Margin="5,0,5,15" TextWrapping="Wrap" Text="{x:Static resx:GalnetMonitor.p1}" VerticalAlignment="Top"/>
+            <CheckBox x:Name="galnetAlwaysOnCheckBox" Grid.Row="2" Grid.Column="0" Margin="5,0,0,0" HorizontalAlignment="Left" VerticalAlignment="Center" Checked="galnetAlwaysOnChecked" Unchecked="galnetAlwaysOnUnchecked"/>
+            <TextBlock Grid.Row="2" Grid.Column="1" Margin="5,0,5,0" TextWrapping="Wrap" Text="{x:Static resx:GalnetMonitor.p2}" VerticalAlignment="Center"/>
         </Grid>
     </DockPanel>
 </UserControl>
diff --git a/InaraResponder/ConfigurationWindow.xaml b/InaraResponder/ConfigurationWindow.xaml
index 4595f323e1..e478afc112 100644
--- a/InaraResponder/ConfigurationWindow.xaml
+++ b/InaraResponder/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiInaraResponder.ConfigurationWindow"
+<UserControl x:Class="EddiInaraResponder.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -7,8 +7,8 @@
              xmlns:resx="clr-namespace:EddiInaraResponder.Properties"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="-5, 0">
-        <Grid>
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
+        <Grid Margin="10, 5">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" />
                 <ColumnDefinition Width="*" MinWidth="275" />
diff --git a/MODERNIZATION_PLAN.md b/MODERNIZATION_PLAN.md
new file mode 100644
index 0000000000..d49561602a
--- /dev/null
+++ b/MODERNIZATION_PLAN.md
@@ -0,0 +1,537 @@
+# EDDI UI/UX Modernization Plan - Windows 11 Design System
+
+**Date**: May 23, 2026  
+**Project**: Elite Dangerous Data Interface (EDDI)  
+**Scope**: Complete UI/UX overhaul to Windows 11 Fluent Design standards  
+**Status**: Planning & Implementation Phase
+
+---
+
+## Executive Summary
+
+EDDI currently uses legacy WPF styling with hardcoded colors, no theme system, and outdated design patterns. This modernization will transform it into a polished, professional Windows 11 application while preserving all functionality.
+
+**Key Metrics:**
+- 34 XAML files to update
+- 85% hardcoded colors to be replaced
+- 15+ instances of hardcoded #FFE5E5E5
+- 0 existing theme systems
+- 0 modern UI frameworks currently in use
+
+---
+
+## Phase 1: Design System Foundation
+
+### 1.1 Windows 11 Color Palette
+
+#### Light Mode
+```xaml
+<!-- Primary Colors -->
+<Color x:Key="PrimaryBrand">#0078D4</Color>  <!-- Windows Blue -->
+<Color x:Key="AccentColor">#00B4EF</Color>   <!-- Accent Blue -->
+
+<!-- Background Colors -->
+<Color x:Key="BackgroundPrimary">#FFFFFF</Color>
+<Color x:Key="BackgroundSecondary">#F3F3F3</Color>
+<Color x:Key="BackgroundTertiary">#EFEFEF</Color>
+
+<!-- Surface Colors -->
+<Color x:Key="SurfaceBase">#FFFFFF</Color>
+<Color x:Key="SurfaceSecondary">#F9F9F9</Color>
+
+<!-- Text Colors -->
+<Color x:Key="TextPrimary">#000000</Color>
+<Color x:Key="TextSecondary">#424242</Color>
+<Color x:Key="TextTertiary">#707070</Color>
+<Color x:Key="TextDisabled">#BFBFBF</Color>
+
+<!-- Status Colors -->
+<Color x:Key="StatusSuccess">#107C10</Color>  <!-- Green -->
+<Color x:Key="StatusWarning">#FFB900</Color>  <!-- Yellow -->
+<Color x:Key="StatusError">#E74C3C</Color>    <!-- Red -->
+<Color x:Key="StatusInfo">#0078D4</Color>     <!-- Blue -->
+
+<!-- Border & Shadow -->
+<Color x:Key="BorderLight">#E0E0E0</Color>
+<Color x:Key="BorderMedium">#C0C0C0</Color>
+<Color x:Key="BorderDark">#808080</Color>
+<Color x:Key="ShadowColor">#000000</Color>
+```
+
+#### Dark Mode
+```xaml
+<!-- Primary Colors -->
+<Color x:Key="PrimaryBrand">#60CDFF</Color>  <!-- Light Blue -->
+<Color x:Key="AccentColor">#0078D4</Color>
+
+<!-- Background Colors -->
+<Color x:Key="BackgroundPrimary">#1E1E1E</Color>
+<Color x:Key="BackgroundSecondary">#2D2D30</Color>
+<Color x:Key="BackgroundTertiary">#3E3E42</Color>
+
+<!-- Surface Colors -->
+<Color x:Key="SurfaceBase">#252526</Color>
+<Color x:Key="SurfaceSecondary">#2D2D30</Color>
+
+<!-- Text Colors -->
+<Color x:Key="TextPrimary">#FFFFFF</Color>
+<Color x:Key="TextSecondary">#E0E0E0</Color>
+<Color x:Key="TextTertiary">#A0A0A0</Color>
+<Color x:Key="TextDisabled">#505050</Color>
+
+<!-- Border & Shadow -->
+<Color x:Key="BorderLight">#3F3F46</Color>
+<Color x:Key="BorderMedium">#52525B</Color>
+<Color x:Key="BorderDark">#6B6B7D</Color>
+<Color x:Key="ShadowColor">#000000</Color>
+```
+
+### 1.2 Spacing System (Fluent Design)
+
+```xaml
+<!-- Spacing Scale -->
+<System:Double x:Key="SpacingXXS">2</System:Double>
+<System:Double x:Key="SpacingXS">4</System:Double>
+<System:Double x:Key="SpacingS">8</System:Double>
+<System:Double x:Key="SpacingM">12</System:Double>
+<System:Double x:Key="SpacingL">16</System:Double>
+<System:Double x:Key="SpacingXL">20</System:Double>
+<System:Double x:Key="SpacingXXL">24</System:Double>
+<System:Double x:Key="Spacing3XL">32</System:Double>
+
+<!-- Common Margins -->
+<Thickness x:Key="MarginS">8</Thickness>
+<Thickness x:Key="MarginM">12</Thickness>
+<Thickness x:Key="MarginL">16</Thickness>
+<Thickness x:Key="MarginXL">20</Thickness>
+
+<!-- Common Paddings -->
+<Thickness x:Key="PaddingS">8</Thickness>
+<Thickness x:Key="PaddingM">12</Thickness>
+<Thickness x:Key="PaddingL">16</Thickness>
+```
+
+### 1.3 Typography System
+
+```xaml
+<!-- Font Families -->
+<FontFamily x:Key="FontFamilyDefault">Segoe UI, sans-serif</FontFamily>
+<FontFamily x:Key="FontFamilyMonospace">Consolas, monospace</FontFamily>
+
+<!-- Font Sizes -->
+<System:Double x:Key="FontSizeXS">11</System:Double>
+<System:Double x:Key="FontSizeS">12</System:Double>
+<System:Double x:Key="FontSizeBase">14</System:Double>
+<System:Double x:Key="FontSizeL">16</System:Double>
+<System:Double x:Key="FontSizeXL">18</System:Double>
+<System:Double x:Key="FontSize2XL">20</System:Double>
+<System:Double x:Key="FontSize3XL">24</System:Double>
+
+<!-- Font Weights -->
+<FontWeight x:Key="FontWeightNormal">Normal</FontWeight>
+<FontWeight x:Key="FontWeightMedium">Medium</FontWeight>
+<FontWeight x:Key="FontWeightSemiBold">SemiBold</FontWeight>
+<FontWeight x:Key="FontWeightBold">Bold</FontWeight>
+```
+
+### 1.4 Border & Corner Radius
+
+```xaml
+<!-- Corner Radius -->
+<CornerRadius x:Key="CornerRadiusSmall">4</CornerRadius>
+<CornerRadius x:Key="CornerRadiusMedium">8</CornerRadius>
+<CornerRadius x:Key="CornerRadiusLarge">12</CornerRadius>
+
+<!-- Border Thickness -->
+<Thickness x:Key="BorderThicknessThin">0.5</Thickness>
+<Thickness x:Key="BorderThicknessNormal">1</Thickness>
+<Thickness x:Key="BorderThicknessStrong">2</Thickness>
+```
+
+### 1.5 Shadow & Effects
+
+```xaml
+<!-- Elevation Shadows -->
+<DropShadowEffect x:Key="ElevationShadow1" BlurRadius="4" Opacity="0.15" ShadowDepth="2"/>
+<DropShadowEffect x:Key="ElevationShadow2" BlurRadius="8" Opacity="0.20" ShadowDepth="4"/>
+<DropShadowEffect x:Key="ElevationShadow3" BlurRadius="16" Opacity="0.25" ShadowDepth="8"/>
+
+<!-- Acrylic-like Brush -->
+<SolidColorBrush x:Key="AcrylicBase" Color="{StaticResource BackgroundSecondary}" Opacity="0.8"/>
+```
+
+---
+
+## Phase 2: Control Styling
+
+### 2.1 Button Styles
+
+```xaml
+<!-- Primary Button -->
+<Style TargetType="Button" x:Key="ButtonPrimary">
+    <Setter Property="Background" Value="{StaticResource PrimaryBrandBrush}"/>
+    <Setter Property="Foreground" Value="White"/>
+    <Setter Property="Padding" Value="16,8"/>
+    <Setter Property="BorderThickness" Value="0"/>
+    <Setter Property="CornerRadius" Value="4"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <Setter Property="FontWeight" Value="SemiBold"/>
+    <Setter Property="Cursor" Value="Hand"/>
+    <Setter Property="Template">
+        <Setter.Value>
+            <ControlTemplate TargetType="Button">
+                <Border Background="{TemplateBinding Background}"
+                        BorderBrush="{TemplateBinding BorderBrush}"
+                        BorderThickness="{TemplateBinding BorderThickness}"
+                        CornerRadius="4"
+                        Padding="{TemplateBinding Padding}">
+                    <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
+                </Border>
+                <ControlTemplate.Triggers>
+                    <Trigger Property="IsMouseOver" Value="True">
+                        <Setter Property="Background" Value="{StaticResource AccentColorBrush}"/>
+                    </Trigger>
+                    <Trigger Property="IsPressed" Value="True">
+                        <Setter Property="Opacity" Value="0.8"/>
+                    </Trigger>
+                </ControlTemplate.Triggers>
+            </ControlTemplate>
+        </Setter.Value>
+    </Setter>
+</Style>
+
+<!-- Secondary Button -->
+<Style TargetType="Button" x:Key="ButtonSecondary">
+    <Setter Property="Background" Value="{StaticResource BorderLightBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="BorderThickness" Value="1"/>
+    <Setter Property="BorderBrush" Value="{StaticResource BorderMediumBrush}"/>
+    <Setter Property="Padding" Value="16,8"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <!-- Similar template with hover states -->
+</Style>
+```
+
+### 2.2 TextBox & Input Styles
+
+```xaml
+<Style TargetType="TextBox" x:Key="TextBoxModern">
+    <Setter Property="Background" Value="{StaticResource SurfaceBaseBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="BorderBrush" Value="{StaticResource BorderMediumBrush}"/>
+    <Setter Property="BorderThickness" Value="1"/>
+    <Setter Property="Padding" Value="12,8"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <Setter Property="FontFamily" Value="{StaticResource FontFamilyDefault}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Style.Triggers>
+        <Trigger Property="IsMouseOver" Value="True">
+            <Setter Property="BorderBrush" Value="{StaticResource AccentColorBrush}"/>
+        </Trigger>
+        <Trigger Property="IsFocused" Value="True">
+            <Setter Property="BorderBrush" Value="{StaticResource PrimaryBrandBrush}"/>
+            <Setter Property="BorderThickness" Value="2"/>
+        </Trigger>
+    </Style.Triggers>
+</Style>
+```
+
+### 2.3 ComboBox Style
+
+```xaml
+<Style TargetType="ComboBox" x:Key="ComboBoxModern">
+    <Setter Property="Background" Value="{StaticResource SurfaceBaseBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="BorderBrush" Value="{StaticResource BorderMediumBrush}"/>
+    <Setter Property="BorderThickness" Value="1"/>
+    <Setter Property="Padding" Value="12,8"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <!-- Template with modern dropdown styling -->
+</Style>
+```
+
+### 2.4 DataGrid Style
+
+```xaml
+<Style TargetType="DataGrid" x:Key="DataGridModern">
+    <Setter Property="Background" Value="{StaticResource SurfaceBaseBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="BorderBrush" Value="{StaticResource BorderLightBrush}"/>
+    <Setter Property="BorderThickness" Value="1"/>
+    <Setter Property="AlternatingRowBackground" Value="{StaticResource BackgroundSecondaryBrush}"/>
+    <Setter Property="HorizontalGridLinesBrush" Value="{StaticResource BorderLightBrush}"/>
+    <Setter Property="VerticalGridLinesBrush" Value="{StaticResource BorderLightBrush}"/>
+    <Setter Property="RowHeight" Value="32"/>
+    <Setter Property="HeadersVisibility" Value="Column"/>
+</Style>
+
+<Style TargetType="DataGridColumnHeader" x:Key="DataGridColumnHeaderModern">
+    <Setter Property="Background" Value="{StaticResource BackgroundSecondaryBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="BorderBrush" Value="{StaticResource BorderLightBrush}"/>
+    <Setter Property="Padding" Value="12,8"/>
+    <Setter Property="FontWeight" Value="SemiBold"/>
+</Style>
+
+<Style TargetType="DataGridCell" x:Key="DataGridCellModern">
+    <Setter Property="Padding" Value="8,4"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Style.Triggers>
+        <Trigger Property="IsSelected" Value="True">
+            <Setter Property="Background" Value="{StaticResource PrimaryBrandBrush}"/>
+            <Setter Property="Foreground" Value="White"/>
+        </Trigger>
+    </Style.Triggers>
+</Style>
+```
+
+### 2.5 TabControl Style
+
+```xaml
+<Style TargetType="TabControl" x:Key="TabControlModern">
+    <Setter Property="Background" Value="{StaticResource BackgroundPrimaryBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="BorderBrush" Value="{StaticResource BorderLightBrush}"/>
+    <Setter Property="BorderThickness" Value="0,1,0,0"/>
+</Style>
+
+<Style TargetType="TabItem" x:Key="TabItemModern">
+    <Setter Property="Padding" Value="16,12"/>
+    <Setter Property="Margin" Value="0"/>
+    <Setter Property="BorderThickness" Value="0"/>
+    <Setter Property="Foreground" Value="{StaticResource TextSecondaryBrush}"/>
+    <Setter Property="Template">
+        <Setter.Value>
+            <ControlTemplate TargetType="TabItem">
+                <Border x:Name="border" BorderBrush="{StaticResource BorderLightBrush}"
+                        BorderThickness="0,0,0,2" Padding="{TemplateBinding Padding}"
+                        Background="Transparent">
+                    <ContentPresenter ContentSource="Header"/>
+                </Border>
+                <ControlTemplate.Triggers>
+                    <Trigger Property="IsSelected" Value="True">
+                        <Setter TargetName="border" Property="BorderBrush" Value="{StaticResource PrimaryBrandBrush}"/>
+                        <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+                        <Setter TargetName="border" Property="BorderThickness" Value="0,0,0,3"/>
+                    </Trigger>
+                    <Trigger Property="IsMouseOver" Value="True">
+                        <Setter TargetName="border" Property="Background" Value="{StaticResource BackgroundSecondaryBrush}"/>
+                    </Trigger>
+                </ControlTemplate.Triggers>
+            </ControlTemplate>
+        </Setter.Value>
+    </Setter>
+</Style>
+```
+
+### 2.6 CheckBox & RadioButton Styles
+
+```xaml
+<Style TargetType="CheckBox" x:Key="CheckBoxModern">
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <Setter Property="Padding" Value="8,4"/>
+    <!-- Modern checkbox template with modern appearance -->
+</Style>
+
+<Style TargetType="RadioButton" x:Key="RadioButtonModern">
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <Setter Property="Padding" Value="8,4"/>
+    <!-- Modern radio button template -->
+</Style>
+```
+
+### 2.7 Window Style
+
+```xaml
+<Style TargetType="Window" x:Key="WindowModern">
+    <Setter Property="Background" Value="{StaticResource BackgroundPrimaryBrush}"/>
+    <Setter Property="Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+    <Setter Property="FontFamily" Value="{StaticResource FontFamilyDefault}"/>
+    <Setter Property="FontSize" Value="{StaticResource FontSizeBase}"/>
+    <Setter Property="TextElement.Foreground" Value="{StaticResource TextPrimaryBrush}"/>
+</Style>
+```
+
+---
+
+## Phase 3: Implementation Timeline
+
+### Week 1: Foundation
+- [x] Analyze codebase
+- [ ] Create central App.xaml resource dictionary
+- [ ] Define color palettes (light/dark)
+- [ ] Define typography & spacing systems
+- [ ] Create base control styles
+
+### Week 2: Main Application
+- [ ] Update MainWindow.xaml with modern styling
+- [ ] Implement dark mode toggle
+- [ ] Update tab control styling
+- [ ] Replace all hardcoded colors in EddiUI
+
+### Week 3: Configuration Windows
+- [ ] Update all 13 monitor configuration windows
+- [ ] Replace #FFE5E5E5 with resource references
+- [ ] Update DataGrid styling
+- [ ] Apply consistent spacing
+
+### Week 4: Special Windows
+- [ ] Update navigation controls
+- [ ] Update editors and special windows
+- [ ] Apply effects and polish
+- [ ] Test all functionality
+
+### Week 5: Dark Mode & Polish
+- [ ] Implement complete dark mode
+- [ ] Fine-tune colors and contrast
+- [ ] Add animations and transitions
+- [ ] Accessibility testing
+
+### Week 6: Testing & Deployment
+- [ ] Functional testing
+- [ ] Regression testing
+- [ ] Performance testing
+- [ ] Documentation updates
+
+---
+
+## Phase 4: Files to Modify (Priority Order)
+
+### Critical (Must Have)
+1. **App.xaml** - Central resource dictionary (1 file)
+2. **MainWindow.xaml** - Main application window (1 file)
+
+### High Priority (Configuration Windows)
+3. **SpeechResponder/ConfigurationWindow.xaml** - Most complex
+4. **NavigationMonitor/ConfigurationWindow.xaml** - Complex navigation UI
+5. **CommanderMonitor/ConfigurationWindow.xaml** - Profile configuration
+6. **ShipMonitor/ConfigurationWindow.xaml** - Ship management
+7. **EddiUI/FrontierApiTab.xaml** - API configuration
+8. **EddiUI/TextToSpeechTab.xaml** - TTS configuration
+9. **CargoMonitor/ConfigurationWindow.xaml**
+10. **MaterialMonitor/ConfigurationWindow.xaml**
+11. **MissionMonitor/ConfigurationWindow.xaml**
+12. **GalnetMonitor/ConfigurationWindow.xaml**
+13. **EDDPMonitor/ConfigurationWindow.xaml**
+
+### Medium Priority (Navigation Controls)
+14-19. **NavigationMonitor/** - 6 control files
+   - BookmarksControl.xaml
+   - BookmarkSelector.xaml
+   - CurrentRouteControl.xaml
+   - GalacticPOIControl.xaml
+   - PlotCarrierControl.xaml
+   - PlotShipControl.xaml
+
+### Lower Priority (Special Windows)
+20-27. **SpeechResponder/** - Editor windows
+   - EditScriptWindow.xaml
+   - ViewScriptWindow.xaml
+   - ShowDiffWindow.xaml
+   - CopyPersonalityWindow.xaml
+   - VariablesWindow.xaml
+   - MarkdownWindow.xaml
+   - TextCompletionControl.xaml
+   
+28. **EddiCore/Hotkeys/HotkeysWindow.xaml**
+29. **Utilities/IpaResources.xaml**
+30. **EDSMResponder/ConfigurationWindow.xaml**
+31. **InaraResponder/ConfigurationWindow.xaml**
+32. **VoiceAttackResponder/ConfigurationWindow.xaml**
+33. **CrimeMonitor/ConfigurationWindow.xaml**
+34. **EddiUI/ChangeLog.xaml**
+35. **PluginSkeleton.xaml**
+
+---
+
+## Phase 5: Dark Mode Implementation
+
+### 5.1 Theme Service Architecture
+```csharp
+public interface IThemeService
+{
+    ThemeMode CurrentTheme { get; set; }
+    event EventHandler<ThemeChangedEventArgs> ThemeChanged;
+    void ApplyTheme(ThemeMode mode);
+    void ToggleDarkMode();
+}
+
+public enum ThemeMode { Light, Dark, Auto }
+```
+
+### 5.2 Runtime Theme Switching
+- Store theme preference in config
+- Provide toggle in main window
+- Update all brushes dynamically
+- Smooth color transitions
+
+---
+
+## Phase 6: Accessibility & Polish
+
+### 6.1 WCAG 2.1 AA Compliance
+- Contrast ratios ≥ 4.5:1 for normal text
+- Contrast ratios ≥ 3:1 for large text
+- Focus indicators clearly visible
+- Keyboard navigation fully supported
+
+### 6.2 Visual Polish
+- Consistent animations (200-300ms)
+- Hover states on all interactive elements
+- Focus states clearly visible
+- Disabled states with reduced opacity
+- Proper cursor feedback
+
+### 6.3 Responsive Design
+- Support for DPI scaling
+- Proper font scaling
+- Layout adaptability to window resize
+
+---
+
+## Risks & Mitigation
+
+| Risk | Probability | Impact | Mitigation |
+|------|------------|--------|-----------|
+| Breaking existing functionality | Medium | High | Comprehensive testing, incremental rollout |
+| Performance degradation | Low | Medium | Profile before/after, optimize effects |
+| User confusion with new UI | Low | Low | Gradual rollout, documentation |
+| Theme switching bugs | Medium | Medium | Thorough dark mode testing |
+
+---
+
+## Success Metrics
+
+- [ ] All 34 XAML files updated
+- [ ] 100% of hardcoded colors replaced with resources
+- [ ] Dark mode fully functional
+- [ ] All controls follow Windows 11 design
+- [ ] All functionality preserved
+- [ ] No performance degradation
+- [ ] WCAG 2.1 AA compliance achieved
+- [ ] All tests passing
+
+---
+
+## Code Review Checklist
+
+For each file modified:
+- [ ] All hardcoded colors removed
+- [ ] Consistent spacing using resource system
+- [ ] Typography follows design system
+- [ ] Dark mode compatible
+- [ ] Accessibility verified
+- [ ] No functionality broken
+- [ ] Consistent with application theme
+- [ ] Comments added for complex styling
+
+---
+
+## References
+
+- [Fluent Design System](https://www.microsoft.com/design/fluent/)
+- [Windows 11 Design Principles](https://learn.microsoft.com/en-us/windows/apps/design/)
+- [WPF Best Practices](https://learn.microsoft.com/en-us/dotnet/desktop/wpf/)
+- [WCAG 2.1 Guidelines](https://www.w3.org/WAI/WCAG21/quickref/)
diff --git a/MaterialMonitor/ConfigurationWindow.xaml b/MaterialMonitor/ConfigurationWindow.xaml
index ee2036e14e..b570cdcd70 100644
--- a/MaterialMonitor/ConfigurationWindow.xaml
+++ b/MaterialMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiMaterialMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiMaterialMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -10,9 +10,11 @@
              xmlns:utility="clr-namespace:Utilities;assembly=Utilities"
              mc:Ignorable="d" 
              d:DesignHeight="300" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0,5">
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5,0" Text="{x:Static resx:MaterialMonitor.p1}"/>
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin ="5" Text="{x:Static resx:MaterialMonitor.p2}"/>
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,5">
+        <StackPanel DockPanel.Dock="Top" Margin="20, 5, 20, 5" Orientation="Vertical">
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:MaterialMonitor.p1}"/>
+            <TextBlock TextWrapping="Wrap" Margin ="0, 5" Text="{x:Static resx:MaterialMonitor.p2}"/>
+        </StackPanel>
         <DataGrid Margin="0,5" AutoGenerateColumns="False" x:Name="materialsData" CanUserAddRows="false" CanUserDeleteRows="False" TargetUpdated="materialsUpdated" HeadersVisibility="Column">
             <DataGrid.Columns>
                 <DataGridTextColumn Header="{x:Static resx:MaterialMonitor.name_header}" Width="*" IsReadOnly="True" Binding="{Binding Path=material}">
@@ -109,16 +111,16 @@
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                                 <DrawingGroup Opacity="1">
                                     <DrawingGroup Opacity="1">
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                                 </DrawingGroup>
                                 <DrawingGroup Opacity="1">
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                         </DrawingGroup>
@@ -131,10 +133,10 @@
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@@ -145,13 +147,13 @@
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                                 <DrawingGroup Opacity="1">
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                                 </DrawingGroup>
                                 <DrawingGroup Opacity="1">
-                                    <GeometryDrawing Brush="Black" Geometry="F1 M30,24z M0,0z M206.58,144.333L227.914,316.667 345.914,394.139 312.58,182.333 206.58,144.333" />
-                                    <GeometryDrawing Brush="Black" Geometry="F1 M30,24z M0,0z M170.278,449.701L340.77,482.666 450.914,394.381 239.175,360.632 170.278,449.701" />
-                                    <GeometryDrawing Brush="Black" Geometry="F1 M30,24z M0,0z M449.482,578.59L533.519,426.63 483.591,294.595 386.063,485.542 449.482,578.59" />
-                                    <GeometryDrawing Brush="Black" Geometry="F1 M30,24z M0,0z M658.342,352.88L539.787,225.998 398.786,232.682 550.25,384.442 658.342,352.88" />
-                                    <GeometryDrawing Brush="Black" Geometry="F1 M30,24z M0,0z M508.22,84.494L350.913,158.038 313.697,294.203 504.836,197.05 508.22,84.494" />
+                                    <GeometryDrawing Brush="{DynamicResource TextPrimaryBrush}" Geometry="F1 M30,24z M0,0z M206.58,144.333L227.914,316.667 345.914,394.139 312.58,182.333 206.58,144.333" />
+                                    <GeometryDrawing Brush="{DynamicResource TextPrimaryBrush}" Geometry="F1 M30,24z M0,0z M170.278,449.701L340.77,482.666 450.914,394.381 239.175,360.632 170.278,449.701" />
+                                    <GeometryDrawing Brush="{DynamicResource TextPrimaryBrush}" Geometry="F1 M30,24z M0,0z M449.482,578.59L533.519,426.63 483.591,294.595 386.063,485.542 449.482,578.59" />
+                                    <GeometryDrawing Brush="{DynamicResource TextPrimaryBrush}" Geometry="F1 M30,24z M0,0z M658.342,352.88L539.787,225.998 398.786,232.682 550.25,384.442 658.342,352.88" />
+                                    <GeometryDrawing Brush="{DynamicResource TextPrimaryBrush}" Geometry="F1 M30,24z M0,0z M508.22,84.494L350.913,158.038 313.697,294.203 504.836,197.05 508.22,84.494" />
                                 </DrawingGroup>
                             </DrawingGroup>
                         </DrawingGroup>
diff --git a/MissionMonitor/ConfigurationWindow.xaml b/MissionMonitor/ConfigurationWindow.xaml
index 16434c4be2..0bf43d2599 100644
--- a/MissionMonitor/ConfigurationWindow.xaml
+++ b/MissionMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiMissionMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiMissionMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -12,7 +12,7 @@
              d:DesignHeight="300" d:DesignWidth="800">
     <UserControl.Resources>
         <DataTemplate x:Key="defaultMissionTemplate" DataType="{x:Type defs:Mission}">
-            <Grid Background="Azure" Width="{Binding ElementName=UserControl, Path=ActualWidth}">
+            <Grid Background="{DynamicResource ControlBackgroundBrush}" Width="{Binding ElementName=UserControl, Path=ActualWidth}">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto" />
                     <ColumnDefinition Width="*" />
@@ -39,7 +39,7 @@
             </Grid>
         </DataTemplate>
         <DataTemplate x:Key="communityGoalTemplate" DataType="{x:Type defs:Mission}">
-            <Grid Background="Azure">
+            <Grid Background="{DynamicResource ControlBackgroundBrush}">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="Auto" />
                     <ColumnDefinition Width="*" />
@@ -67,12 +67,14 @@
             </Grid>
         </DataTemplate>
     </UserControl.Resources>
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0,5">
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5,0" Text="{x:Static resx:MissionMonitor.para1}" />
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5,0" Text="{x:Static resx:MissionMonitor.para2}" />
-        <StackPanel DockPanel.Dock="Top" Orientation="Horizontal" VerticalAlignment="Top" Margin="0,5" >
-            <Label x:Name ="missionWarningLabel" VerticalContentAlignment="Center" Content="{x:Static resx:MissionMonitor.tab_mission_warning}"/>
-            <TextBox x:Name="missionWarningInt" PreviewTextInput="EnsureValidInteger" TextChanged="warningChanged" TextAlignment="Center" VerticalContentAlignment="Center" Height="25" Width="40"/>
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0,5">
+        <StackPanel DockPanel.Dock="Top" Margin="20, 5, 20, 5" Orientation="Vertical">
+            <TextBlock TextWrapping="Wrap" Margin="0, 0, 0, 5" Text="{x:Static resx:MissionMonitor.para1}" />
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:MissionMonitor.para2}" />
+            <StackPanel Orientation="Horizontal" VerticalAlignment="Top" Margin="0,5" >
+                <Label x:Name ="missionWarningLabel" VerticalContentAlignment="Center" Margin="0" Content="{x:Static resx:MissionMonitor.tab_mission_warning}"/>
+                <TextBox x:Name="missionWarningInt" Margin="10, 0, 0, 0" PreviewTextInput="EnsureValidInteger" TextChanged="warningChanged" TextAlignment="Center" VerticalContentAlignment="Center" Height="25" Width="40"/>
+            </StackPanel>
         </StackPanel>
         <DataGrid Margin="0,10" AutoGenerateColumns="False" x:Name="missionsData" CanUserAddRows="false" CanUserDeleteRows="False" TargetUpdated="missionsUpdated" HeadersVisibility="Column" ScrollViewer.HorizontalScrollBarVisibility="Disabled">
             <DataGrid.Columns>
@@ -85,7 +87,7 @@
                 </DataGridTemplateColumn>
                 <DataGridTextColumn Header="{x:Static resx:MissionMonitor.header_name}" MinWidth="140" IsReadOnly="True" Binding="{Binding Path=localisedname}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -98,7 +100,7 @@
                 </DataGridTextColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:MissionMonitor.header_destinationsystem}" Width="*" IsReadOnly="True" Binding="{Binding Path=destinationsystem}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -111,7 +113,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:MissionMonitor.header_destinationstation}" Width="*" IsReadOnly="True" Binding="{Binding Path=destinationstation}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -124,7 +126,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:MissionMonitor.header_status}" Width="100" IsReadOnly="True" Binding="{Binding Path=localizedStatus}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -137,7 +139,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:MissionMonitor.header_remaining}" Width="140" IsReadOnly="True" Binding="{Binding Path=timeRemaining, StringFormat={}{0:g}, Mode=OneWay}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
diff --git a/NavigationMonitor/BookmarkSelector.xaml b/NavigationMonitor/BookmarkSelector.xaml
index b5329bf359..be5690e351 100644
--- a/NavigationMonitor/BookmarkSelector.xaml
+++ b/NavigationMonitor/BookmarkSelector.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiNavigationMonitor.BookmarkSelector"
+<Window x:Class="EddiNavigationMonitor.BookmarkSelector"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -10,16 +10,8 @@
         mc:Ignorable="d" 
         d:DesignHeight="250" d:DesignWidth="500" SizeToContent="WidthAndHeight" MinHeight="250" MinWidth="500">
     <Window.Resources>
-        <!-- Colors and simple brushes -->
-        <SolidColorBrush x:Key="DataGridLineBrush" Color="LightGray"/>
-        <!-- Styles -->
-        <Style TargetType="DataGrid">
-            <Setter Property="AlternatingRowBackground" Value="AliceBlue"/>
-            <Setter Property="HorizontalGridLinesBrush" Value="{StaticResource DataGridLineBrush}"/>
-            <Setter Property="VerticalGridLinesBrush" Value="{StaticResource DataGridLineBrush}"/>
-        </Style>
     </Window.Resources>
-    <Grid Background="#FFE5E5E5">
+    <Grid Background="{DynamicResource WindowBackgroundBrush}">
         <Grid.RowDefinitions>
             <RowDefinition Height="*"/>
             <RowDefinition Height="Auto"/>
@@ -40,7 +32,7 @@
                 </DataGridTemplateColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:NavigationMonitor.header_system}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=systemname, Mode=OneWay}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -53,7 +45,7 @@
                 </utility:DataGridNumericColumn>
                 <utility:DataGridNumericColumn Header="{x:Static resx:NavigationMonitor.header_body}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=bodyshortname, Mode=OneWay, TargetNullValue='-'}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -66,7 +58,7 @@
                 </utility:DataGridNumericColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_poi}" Width="Auto" Binding="{Binding Path=poi, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=OneWay, TargetNullValue='-'}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -79,7 +71,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_latitude}" Width="Auto" Binding="{Binding Path=latitude, StringFormat={}{0:0.0000}°, TargetNullValue='-', NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=OneWay}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -92,7 +84,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_longitude}" Width="Auto" Binding="{Binding Path=longitude, StringFormat={}{0:0.0000}°, TargetNullValue='-', NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=OneWay}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -105,7 +97,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_comment}" Width="Auto" Binding="{Binding Path=comment, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=OneWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
diff --git a/NavigationMonitor/BookmarksControl.xaml b/NavigationMonitor/BookmarksControl.xaml
index 602decea97..276a38cded 100644
--- a/NavigationMonitor/BookmarksControl.xaml
+++ b/NavigationMonitor/BookmarksControl.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiNavigationMonitor.BookmarksControl"
+<UserControl x:Class="EddiNavigationMonitor.BookmarksControl"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -13,7 +13,7 @@
             <WebBrowser x:Name="MarkdownWindow" Tag="{Binding Path=descriptionMarkdown}" Loaded="MarkdownWindow_OnLoaded" Unloaded="MarkdownWindow_OnUnloaded"/>
         </DataTemplate>
         <DataTemplate x:Key="landableDataTemplate" DataType="eddiDataDefinitions:NavBookmark">
-            <Grid Background="Azure">
+            <Grid Background="{DynamicResource ControlBackgroundBrush}">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="*" />
                     <ColumnDefinition Width="*" />
@@ -60,7 +60,7 @@
         </ContextMenu>
     </UserControl.Resources>
     <DockPanel LastChildFill="True">
-        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Columns="3" Margin="0,5">
+        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Columns="3" Margin="20, 5, 20, 5">
             <Button HorizontalAlignment="Center" Click="bookmarkLocation" Content="{x:Static resx:NavigationMonitor.bm_location_button}" ToolTip="{x:Static resx:NavigationMonitor.bm_location_button_tooltip}" />
             <Button HorizontalAlignment="Center" Click="importBookmarks" Content="{x:Static resx:NavigationMonitor.bm_import_button}" ToolTip="{x:Static resx:NavigationMonitor.bm_import_button_tooltip}" />
             <Button HorizontalAlignment="Center" Click="exportBookmarks" Content="{x:Static resx:NavigationMonitor.bm_export_button}" ToolTip="{x:Static resx:NavigationMonitor.bm_export_button_tooltip}" />
@@ -76,7 +76,7 @@
                 </DataGridTemplateColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_system}" IsReadOnly="True" MinWidth="160" Binding="{Binding Path=systemname}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -90,7 +90,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_body}" MinWidth="80" IsReadOnly="True" Binding="{Binding Path=bodyshortname, TargetNullValue='-'}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -104,7 +104,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_poi}" MinWidth="160" Binding="{Binding Path=poi, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue='-'}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                             <Setter Property="ContextMenu" Value="{StaticResource ContextMenu}"/>
                         </Style>
@@ -119,7 +119,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_comment}" Width="*" Binding="{Binding Path=comment, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, Mode=TwoWay, TargetNullValue={x:Static System:String.Empty}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
diff --git a/NavigationMonitor/BookmarksControl.xaml.cs b/NavigationMonitor/BookmarksControl.xaml.cs
index 3f4803a064..9b19c606c4 100644
--- a/NavigationMonitor/BookmarksControl.xaml.cs
+++ b/NavigationMonitor/BookmarksControl.xaml.cs
@@ -1,4 +1,4 @@
-using EddiConfigService;
+using EddiConfigService;
 using EddiCore;
 using EddiDataDefinitions;
 using EddiEvents;
@@ -465,7 +465,7 @@ private void MarkdownWindow_OnLoaded(object sender, RoutedEventArgs e)
             if (sender is WebBrowser wb && !string.IsNullOrEmpty(wb.Tag as string))
             {
                 var html = CommonMark.CommonMarkConverter.Convert(wb.Tag as string);
-                html = "<head>  <meta charset=\"UTF-8\"> </head> " + html;
+                html = Utilities.MarkdownDecorator.Decorate(html);
                 wb.NavigateToString(html);
             }
         }
diff --git a/NavigationMonitor/ConfigurationWindow.xaml b/NavigationMonitor/ConfigurationWindow.xaml
index 78014f364e..5485af2c21 100644
--- a/NavigationMonitor/ConfigurationWindow.xaml
+++ b/NavigationMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiNavigationMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiNavigationMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -7,10 +7,10 @@
              xmlns:resx="clr-namespace:EddiNavigationMonitor.Properties"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5">
-        <TabControl x:Name="tabControl" DockPanel.Dock="Top" TabStripPlacement="Top" Background="#FFE5E5E5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
+        <TabControl x:Name="tabControl" DockPanel.Dock="Top" TabStripPlacement="Top">
             <TabControl.Resources>
-                <Style TargetType="TabItem">
+                <Style TargetType="TabItem" BasedOn="{StaticResource {x:Type TabItem}}">
                     <Setter Property="MinWidth" Value="150" />
                     <Setter Property="Height" Value="Auto" />
                 </Style>
diff --git a/NavigationMonitor/CurrentRouteControl.xaml b/NavigationMonitor/CurrentRouteControl.xaml
index 0720fa154d..9e929401fa 100644
--- a/NavigationMonitor/CurrentRouteControl.xaml
+++ b/NavigationMonitor/CurrentRouteControl.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiNavigationMonitor.CurrentRouteControl"
+<UserControl x:Class="EddiNavigationMonitor.CurrentRouteControl"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -25,21 +25,21 @@
                 </DataTemplate>
             </DataGrid.RowHeaderTemplate>
             <DataGrid.ColumnHeaderStyle>
-                <Style TargetType="DataGridColumnHeader">
+                <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                     <Setter Property="HorizontalContentAlignment" Value="Center" />
                 </Style>
             </DataGrid.ColumnHeaderStyle>
             <DataGrid.Columns>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_visited}" MinWidth="50" IsReadOnly="True" Binding="{Binding Path=visited}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_visited}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_system}" IsReadOnly="True" Width="*" Binding="{Binding Path=systemName}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -76,21 +76,21 @@
                 </DataGridTextColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_scoopable}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=isScoopable}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_scoopable}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_neutron_star}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=hasNeutronStar}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_neutron_star}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_missions}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=isMissionSystem, Mode=OneWay}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_missions}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
diff --git a/NavigationMonitor/GalacticPOIControl.xaml b/NavigationMonitor/GalacticPOIControl.xaml
index 72982e99b5..ac417b11c3 100644
--- a/NavigationMonitor/GalacticPOIControl.xaml
+++ b/NavigationMonitor/GalacticPOIControl.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiNavigationMonitor.GalacticPOIControl"
+<UserControl x:Class="EddiNavigationMonitor.GalacticPOIControl"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -22,7 +22,7 @@
         </ContextMenu>
     </UserControl.Resources>
     <DockPanel LastChildFill="True">
-        <DockPanel HorizontalAlignment="Stretch" DockPanel.Dock="Bottom" Margin="0, 0, 5, 0">
+        <DockPanel HorizontalAlignment="Stretch" DockPanel.Dock="Bottom" Margin="20, 5, 20, 5">
             <Label x:Name ="searchLabel" VerticalContentAlignment="Center" Content="{x:Static resx:NavigationMonitor.poi_search_filter}" />
             <TextBox x:Name ="searchFilterText" VerticalAlignment="Center" VerticalContentAlignment="Center" Height="25" Width="Auto" MinWidth="100" TextChanged="SearchFilterText_OnTextChanged"/>
             <Grid Margin="0">
@@ -43,14 +43,14 @@
                 </DataGridTemplateColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_visited}" MinWidth="50" IsReadOnly="True" Binding="{Binding Path=visited, Mode=OneWay}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_visited}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_system}" IsReadOnly="True" Width="160" Binding="{Binding Path=systemname}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -64,7 +64,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_distance_ly}" IsReadOnly="True" Width="Auto" Binding="{Binding Path=distanceLy, TargetNullValue='-', StringFormat='{}{0:N}', ConverterCulture={x:Static sysglb:CultureInfo.CurrentUICulture}}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -77,7 +77,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_poi}" IsReadOnly="True" Width="*" Binding="{Binding Path=poi, NotifyOnTargetUpdated=True, UpdateSourceTrigger=PropertyChanged, TargetNullValue='-'}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                             <Setter Property="ContextMenu" Value="{StaticResource ContextMenu}"/>
                         </Style>
diff --git a/NavigationMonitor/GalacticPOIControl.xaml.cs b/NavigationMonitor/GalacticPOIControl.xaml.cs
index 766760fbef..cfa85c9cac 100644
--- a/NavigationMonitor/GalacticPOIControl.xaml.cs
+++ b/NavigationMonitor/GalacticPOIControl.xaml.cs
@@ -1,4 +1,4 @@
-using EddiCore;
+using EddiCore;
 using EddiDataDefinitions;
 using EddiEvents;
 using JetBrains.Annotations;
@@ -104,7 +104,7 @@ private void MarkdownWindow_OnLoaded(object sender, RoutedEventArgs e)
             if (sender is WebBrowser wb && !string.IsNullOrEmpty(wb.Tag as string))
             {
                 var html = CommonMark.CommonMarkConverter.Convert(wb.Tag as string);
-                html = "<head>  <meta charset=\"UTF-8\"> </head> " + html;
+                html = Utilities.MarkdownDecorator.Decorate(html);
                 wb.NavigateToString(html);
             }
         }
diff --git a/NavigationMonitor/PlotCarrierControl.xaml b/NavigationMonitor/PlotCarrierControl.xaml
index dfa4989dfa..9bf8bf5394 100644
--- a/NavigationMonitor/PlotCarrierControl.xaml
+++ b/NavigationMonitor/PlotCarrierControl.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiNavigationMonitor.PlotCarrierControl"
+<UserControl x:Class="EddiNavigationMonitor.PlotCarrierControl"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -19,7 +19,7 @@
         </ContextMenu>
     </UserControl.Resources>
     <DockPanel LastChildFill="True">
-        <Grid DockPanel.Dock="Top">
+        <Grid DockPanel.Dock="Top" Margin="20, 5, 20, 5">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="*" />
                 <ColumnDefinition Width="Auto" />
@@ -94,7 +94,7 @@
                         <ProgressBar x:Name="SearchProgressBar"
                                         IsIndeterminate="True"
                                         FlowDirection="LeftToRight"
-                                        Foreground="AliceBlue"
+                                        Foreground="{DynamicResource AccentColorBrush}"
                                         Height="3"
                                         MinWidth="30"
                                         VerticalAlignment="Bottom"
@@ -105,7 +105,7 @@
                 </Button.Content>
             </Button>
         </Grid>
-        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Margin="5">
+        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Margin="20, 5, 20, 5">
             <Button x:Name="ClearRouteButton" HorizontalAlignment="Center" Click="ClearRouteButton_Click" Content="{x:Static resx:NavigationMonitor.clear_route_button}" ToolTip="{x:Static resx:NavigationMonitor.clear_route_button_tooltip}" MinWidth="150" />
         </UniformGrid>
         <DataGrid AutoGenerateColumns="False" x:Name="plottedRouteData" CanUserAddRows="false" CanUserDeleteRows="False" HeadersVisibility="All" LoadingRow="DataGrid_LoadingRow" SelectionUnit="Cell">
@@ -115,21 +115,21 @@
                 </DataTemplate>
             </DataGrid.RowHeaderTemplate>
             <DataGrid.ColumnHeaderStyle>
-                <Style TargetType="DataGridColumnHeader">
+                <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                     <Setter Property="HorizontalContentAlignment" Value="Center" />
                 </Style>
             </DataGrid.ColumnHeaderStyle>
             <DataGrid.Columns>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_visited}" MinWidth="50" IsReadOnly="True" Binding="{Binding Path=visited}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_visited}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_system}" IsReadOnly="True" Width="*" Binding="{Binding Path=systemName}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -167,14 +167,14 @@
                 </DataGridTextColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_icy_ring}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=hasIcyRing}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_refuel_recommended}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_pristine_mining}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=hasPristineMining}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_neutron_star}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
diff --git a/NavigationMonitor/PlotShipControl.xaml b/NavigationMonitor/PlotShipControl.xaml
index 1fa46ab134..3e6fc46b02 100644
--- a/NavigationMonitor/PlotShipControl.xaml
+++ b/NavigationMonitor/PlotShipControl.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiNavigationMonitor.PlotShipControl"
+<UserControl x:Class="EddiNavigationMonitor.PlotShipControl"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -20,7 +20,7 @@
         </ContextMenu>
     </UserControl.Resources>
     <DockPanel LastChildFill="True">
-        <Grid DockPanel.Dock="Top">
+        <Grid DockPanel.Dock="Top" Margin="20, 5, 20, 5">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="*" />
                 <ColumnDefinition Width="Auto" />
@@ -104,7 +104,7 @@
                         <ProgressBar x:Name="SearchProgressBar"
                                         IsIndeterminate="True"
                                         FlowDirection="LeftToRight"
-                                        Foreground="AliceBlue"
+                                        Foreground="{DynamicResource AccentColorBrush}"
                                         Height="3"
                                         MinWidth="30"
                                         VerticalAlignment="Bottom"
@@ -115,7 +115,7 @@
                 </Button.Content>
             </Button>
         </Grid>
-        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Margin="5">
+        <UniformGrid DockPanel.Dock="Bottom" Rows="1" Margin="20, 5, 20, 5">
             <Button x:Name="GuidanceButton" HorizontalAlignment="Center" Click="GuidanceButton_Click" Content="{x:Static resx:NavigationMonitor.enable_guidance_button}" ToolTip="{x:Static resx:NavigationMonitor.enable_guidance_button_tooltip}" MinWidth="150" />
             <Button x:Name="ClearRouteButton" HorizontalAlignment="Center" Click="ClearRouteButton_Click" Content="{x:Static resx:NavigationMonitor.clear_route_button}" ToolTip="{x:Static resx:NavigationMonitor.clear_route_button_tooltip}" MinWidth="150" />
         </UniformGrid>
@@ -126,21 +126,21 @@
                 </DataTemplate>
             </DataGrid.RowHeaderTemplate>
             <DataGrid.ColumnHeaderStyle>
-                <Style TargetType="DataGridColumnHeader">
+                <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                     <Setter Property="HorizontalContentAlignment" Value="Center" />
                 </Style>
             </DataGrid.ColumnHeaderStyle>
             <DataGrid.Columns>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_visited}" MinWidth="50" IsReadOnly="True" Binding="{Binding Path=visited}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_visited}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridTextColumn Header="{x:Static resx:NavigationMonitor.header_system}" IsReadOnly="True" Width="*" Binding="{Binding Path=systemName}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -154,7 +154,7 @@
                 </DataGridTextColumn>
                 <DataGridTextColumn x:Name="StationColumn" Header="{x:Static resx:NavigationMonitor.header_station}" IsReadOnly="True" Width="*" Binding="{Binding Path=stationName}">
                     <DataGridTextColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="HorizontalContentAlignment" Value="Center" />
                         </Style>
                     </DataGridTextColumn.HeaderStyle>
@@ -184,21 +184,21 @@
                 </DataGridTextColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_scoopable}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=isScoopable}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_scoopable}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridCheckBoxColumn x:Name="RefuelColumn" Header="{x:Static resx:NavigationMonitor.header_refuel}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=refuelRecommended}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_refuel_recommended}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
                 </DataGridCheckBoxColumn>
                 <DataGridCheckBoxColumn Header="{x:Static resx:NavigationMonitor.header_neutron_star}" Width="Auto" IsReadOnly="True" Binding="{Binding Path=hasNeutronStar}">
                     <DataGridCheckBoxColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ToolTip" Value="{x:Static resx:NavigationMonitor.tooltip_neutron_star}"/>
                         </Style>
                     </DataGridCheckBoxColumn.HeaderStyle>
diff --git a/ShipMonitor/ConfigurationWindow.xaml b/ShipMonitor/ConfigurationWindow.xaml
index 5814c16bd8..d8ff459dce 100644
--- a/ShipMonitor/ConfigurationWindow.xaml
+++ b/ShipMonitor/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiShipMonitor.ConfigurationWindow"
+<UserControl x:Class="EddiShipMonitor.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -14,7 +14,7 @@
     <UserControl.Resources>
         <local:RawIsNotNullConverter x:Key="RawIsNotNullConverter"/>
         <DataTemplate x:Key="shipDetailsTemplate" DataType="{x:Type defs:Ship}">
-            <Grid Background="Azure">
+            <Grid Background="{DynamicResource ControlBackgroundBrush}">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition Width="10" />
                     <ColumnDefinition Width="*" />
@@ -45,7 +45,7 @@
                                 <Style.Triggers>
                                     <DataTrigger Binding="{Binding hot}" Value="True">
                                         <Setter Property="Text" Value="{x:Static resx:ShipMonitor.ship_hot}"/>
-                                        <Setter Property="Foreground" Value="Crimson"/>
+                                        <Setter Property="Foreground" Value="{DynamicResource ErrorBrush}"/>
                                     </DataTrigger>
                                 </Style.Triggers>
                             </Style>
@@ -60,35 +60,37 @@
             </Grid>
         </DataTemplate>
     </UserControl.Resources>
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0">
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5" Text="{x:Static resx:ShipMonitor.p1}" VerticalAlignment="Top"/>
-        <RichTextBox DockPanel.Dock="Top" Margin="0"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-            <FlowDocument Background="#FFE5E5E5">
-                <Paragraph >
-                    <Run Text="{x:Static resx:ShipMonitor.p2}" />
-                    <Hyperlink Click="ipaClicked" >
-                        <Run Text="{x:Static resx:ShipMonitor.link_ipa}" />
-                    </Hyperlink>
-                    <Run Text="{x:Static resx:ShipMonitor.p3}" />
-                </Paragraph>
-            </FlowDocument>
-        </RichTextBox>
-        <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5" Text="{x:Static resx:ShipMonitor.p4}" VerticalAlignment="Top"/>
-        <Grid DockPanel.Dock="Top">
-            <Grid.ColumnDefinitions>
-                <ColumnDefinition />
-                <ColumnDefinition Width="Auto" />
-            </Grid.ColumnDefinitions>
-            <Grid.RowDefinitions>
-                <RowDefinition Height="Auto"/>
-            </Grid.RowDefinitions>
-            <TextBlock TextWrapping="Wrap" Text="{x:Static resx:ShipMonitor.p5}" Margin="5, 0, 0, 0" VerticalAlignment="Top"/>
-            <ComboBox x:Name="exportComboBox" Grid.Column="1" Margin="5, 0, 0, 0" Background="#FFE5E5E5" SelectionChanged="onExportTargetChanged" SelectedValuePath="Content" IsEditable="False" IsReadOnly="True" HorizontalContentAlignment="Stretch" VerticalContentAlignment="Center" VerticalAlignment="Center" HorizontalAlignment="Right">
-                <ComboBoxItem>Coriolis</ComboBoxItem>
-                <ComboBoxItem>Coriolis (Beta)</ComboBoxItem>
-                <ComboBoxItem>EDSY</ComboBoxItem>
-            </ComboBox>
-        </Grid >
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0">
+        <StackPanel DockPanel.Dock="Top" Margin="20, 5, 20, 5" Orientation="Vertical">
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:ShipMonitor.p1}" VerticalAlignment="Top"/>
+            <RichTextBox Margin="0, 5" IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+                <FlowDocument>
+                    <Paragraph Margin="0">
+                        <Run Text="{x:Static resx:ShipMonitor.p2}" />
+                        <Hyperlink Click="ipaClicked" >
+                            <Run Text="{x:Static resx:ShipMonitor.link_ipa}" />
+                        </Hyperlink>
+                        <Run Text="{x:Static resx:ShipMonitor.p3}" />
+                    </Paragraph>
+                </FlowDocument>
+            </RichTextBox>
+            <TextBlock TextWrapping="Wrap" Margin="0, 5" Text="{x:Static resx:ShipMonitor.p4}" VerticalAlignment="Top"/>
+            <Grid>
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition />
+                    <ColumnDefinition Width="Auto" />
+                </Grid.ColumnDefinitions>
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="Auto"/>
+                </Grid.RowDefinitions>
+                <TextBlock TextWrapping="Wrap" Text="{x:Static resx:ShipMonitor.p5}" Margin="0" VerticalAlignment="Center"/>
+                <ComboBox x:Name="exportComboBox" Grid.Column="1" Margin="10, 0, 0, 0" SelectionChanged="onExportTargetChanged" SelectedValuePath="Content" IsEditable="False" IsReadOnly="True" HorizontalContentAlignment="Stretch" VerticalContentAlignment="Center" VerticalAlignment="Center" HorizontalAlignment="Right">
+                    <ComboBoxItem>Coriolis</ComboBoxItem>
+                    <ComboBoxItem>Coriolis (Beta)</ComboBoxItem>
+                    <ComboBoxItem>EDSY</ComboBoxItem>
+                </ComboBox>
+            </Grid >
+        </StackPanel>
         <DataGrid Margin="0,5" AutoGenerateColumns="False" x:Name="shipData" CanUserAddRows="false" CanUserDeleteRows="False" TargetUpdated="shipsUpdated" HeadersVisibility="Column" ItemsSource="{Binding shipyard, Mode=OneWay}">
             <DataGrid.Columns >
                 <DataGridTextColumn Header="{x:Static resx:ShipMonitor.header_name}" IsReadOnly="True" Binding="{Binding Path=name}"/>
diff --git a/SpeechResponder/AvalonEdit/CottleHighlighting.cs b/SpeechResponder/AvalonEdit/CottleHighlighting.cs
index 7a7d009f94..3d233b957f 100644
--- a/SpeechResponder/AvalonEdit/CottleHighlighting.cs
+++ b/SpeechResponder/AvalonEdit/CottleHighlighting.cs
@@ -1,8 +1,9 @@
-using ICSharpCode.AvalonEdit.Highlighting;
+using ICSharpCode.AvalonEdit.Highlighting;
 using ICSharpCode.AvalonEdit.Highlighting.Xshd;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Windows;
 using System.Windows.Media;
 using System.Xml;
 
@@ -33,6 +34,7 @@ private void Register( IEnumerable<string> customFunctions = null, IEnumerable<s
             AddHighlightWords( xshd, "Custom functions", customFunctions );
             AddHighlightWords( xshd, "Custom properties", customProperties );
             Definition = HighlightingLoader.Load( xshd, HighlightingManager.Instance );
+            ApplyThemeColors();
 
             // Register our definition against the file extension
             HighlightingManager.Instance.RegisterHighlighting("Cottle", [ ".cottle" ], Definition);
@@ -50,7 +52,59 @@ private static void AddHighlightWords ( XshdSyntaxDefinition xshd, string ruleSe
             ruleSet.Elements.Add( newKeyWords );
         }
 
-        // Keep this: it will be used when we come to implement custom user color schemes
+        public void ApplyThemeColors()
+        {
+            bool isDarkTheme = false;
+            if (Application.Current != null)
+            {
+                isDarkTheme = Application.Current.Resources.MergedDictionaries.Any(d => d.Source != null && d.Source.OriginalString.Contains("ThemeDark.xaml"));
+            }
+
+            if (isDarkTheme)
+            {
+                // Dark Theme Colors (Fluent/Antigravity style: highly readable and color-blind friendly)
+                SetForegroundColor("Body text", Color.FromRgb(212, 212, 212));          // #D4D4D4 Light Gray
+                SetForegroundColor("Comment", Color.FromRgb(106, 153, 85));            // #6A9955 Green
+                SetForegroundColor("Code", Color.FromRgb(212, 212, 212));               // #D4D4D4 Light Gray
+                SetForegroundColor("Delimiter", Color.FromRgb(212, 212, 212));          // #D4D4D4 Light Gray
+                SetForegroundColor("Unexpected delimiter", Color.FromRgb(255, 255, 255)); // White
+                SetBackgroundColor("Unexpected delimiter", Color.FromRgb(197, 59, 59));   // #C53B3B Red Background
+                SetForegroundColor("Escape delimiter", Color.FromRgb(215, 186, 125));    // #D7BA7D Light Yellow
+                SetForegroundColor("Keyword", Color.FromRgb(86, 156, 214));             // #569CD6 Vibrant Blue
+                SetForegroundColor("Quote mark", Color.FromRgb(206, 145, 120));          // #CE9178 Peach/Terracotta (Strings)
+                SetForegroundColor("Operator", Color.FromRgb(212, 212, 212));           // #D4D4D4 Light Gray
+                SetForegroundColor("Literals", Color.FromRgb(181, 206, 168));           // #B5CEA8 Light Olive (Numbers)
+                SetForegroundColor("Built-in functions", Color.FromRgb(220, 220, 170)); // #DCDCAA Gold/Light Yellow
+                SetForegroundColor("Custom functions", Color.FromRgb(79, 193, 255));     // #4FC1FF Light Cyan/Blue
+                SetForegroundColor("Custom properties", Color.FromRgb(156, 220, 254));   // #9CDCFE Light Blue
+            }
+            else
+            {
+                // Light Theme Colors (Clean & High Contrast)
+                SetForegroundColor("Body text", Color.FromRgb(47, 79, 79));             // DarkSlateGray
+                SetForegroundColor("Comment", Color.FromRgb(0, 128, 0));                // Green
+                SetForegroundColor("Code", Color.FromRgb(128, 0, 128));                 // Purple
+                SetForegroundColor("Delimiter", Color.FromRgb(128, 0, 128));            // Purple
+                SetForegroundColor("Unexpected delimiter", Color.FromRgb(128, 0, 128)); // Purple
+                SetBackgroundColor("Unexpected delimiter", Color.FromRgb(255, 255, 0)); // Yellow background
+                SetForegroundColor("Escape delimiter", Color.FromRgb(218, 112, 214));   // Orchid
+                SetForegroundColor("Keyword", Color.FromRgb(199, 21, 133));             // MediumVioletRed
+                SetForegroundColor("Quote mark", Color.FromRgb(0, 0, 255));               // Blue
+                SetForegroundColor("Operator", Color.FromRgb(199, 21, 133));            // MediumVioletRed
+                SetForegroundColor("Literals", Color.FromRgb(0, 0, 255));               // Blue
+                SetForegroundColor("Built-in functions", Color.FromRgb(186, 85, 211));  // MediumOrchid
+                SetForegroundColor("Custom functions", Color.FromRgb(30, 144, 255));     // DodgerBlue
+                SetForegroundColor("Custom properties", Color.FromRgb(32, 178, 170));   // LightSeaGreen
+            }
+        }
+
+        public void SetForegroundColor(string colorKey, Color newColor)
+        {
+            var color = Definition.GetNamedColor(colorKey) ?? 
+                        throw new KeyNotFoundException($"Color key \"{colorKey}\" not found.");
+            color.Foreground = new SimpleHighlightingBrush(newColor);
+        }
+
         public void SetBackgroundColor(string colorKey, Color newColor)
         {
             var color = Definition.GetNamedColor(colorKey) ?? 
diff --git a/SpeechResponder/AvalonEdit/TextCompletionControl.xaml b/SpeechResponder/AvalonEdit/TextCompletionControl.xaml
index 2432bd4644..8121b394ac 100644
--- a/SpeechResponder/AvalonEdit/TextCompletionControl.xaml
+++ b/SpeechResponder/AvalonEdit/TextCompletionControl.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiSpeechResponder.AvalonEdit.TextCompletionControl"
+<UserControl x:Class="EddiSpeechResponder.AvalonEdit.TextCompletionControl"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -20,7 +20,7 @@
         <TextBlock x:Name="typeTextBlock"
                    Grid.Column="1" 
                    Text="{Binding type, RelativeSource={RelativeSource AncestorType=local:TextCompletionControl} }" 
-                   Foreground="DarkGray"
+                   Foreground="{DynamicResource TextSecondaryBrush}"
                    TextAlignment="Right"
                    FontStyle="Italic"
                    Margin="5, 0, 0, 0"
diff --git a/SpeechResponder/ConfigurationWindow.xaml b/SpeechResponder/ConfigurationWindow.xaml
index dccca0be03..9654fc4e7d 100644
--- a/SpeechResponder/ConfigurationWindow.xaml
+++ b/SpeechResponder/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiSpeechResponder.ConfigurationWindow"
+<UserControl x:Class="EddiSpeechResponder.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -7,8 +7,8 @@
              xmlns:resx="clr-namespace:EddiSpeechResponder.Properties"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="-10">
-        <Grid DockPanel.Dock="Top" Margin="0">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="-10">
+        <Grid DockPanel.Dock="Top" Margin="20, 10, 20, 10">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="*"/>
                 <ColumnDefinition Width="285"/>
@@ -23,8 +23,8 @@
                     <CheckBox x:Name="subtitlesOnlyCheckbox" Margin="0" VerticalAlignment="Center" Checked="subtitlesOnlyEnabled" Unchecked="subtitlesOnlyDisabled"/>
                 </StackPanel>
             </StackPanel>
-            <RichTextBox x:Name="speechResponderHelp" DockPanel.Dock="Left" Grid.Column="1" Width="Auto" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-                <FlowDocument Background="#FFE5E5E5">
+            <RichTextBox x:Name="speechResponderHelp" DockPanel.Dock="Left" Grid.Column="1" Width="Auto" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+                <FlowDocument>
                     <Paragraph>
                         <TextBlock TextWrapping="Wrap">
                             <Run Text="{x:Static resx:SpeechResponder.speechResponderHelp}"/>
@@ -36,7 +36,7 @@
                 </FlowDocument>
             </RichTextBox>
         </Grid>
-        <StackPanel Orientation="Horizontal" DockPanel.Dock="Top" Margin="5, 0">
+        <StackPanel Orientation="Horizontal" DockPanel.Dock="Top" Margin="20, 5, 20, 5">
             <TextBlock VerticalAlignment="Center" Text="{x:Static resx:SpeechResponder.active_personality}" />
             <ComboBox 
                 x:Name="personalityComboBox"
@@ -55,7 +55,7 @@
                 Text="{Binding ElementName=personalityComboBox, Path=DataContext.(local:SpeechResponder.CurrentPersonality).Description, Mode=OneWay}">
             </TextBlock>
         </StackPanel>
-        <DockPanel HorizontalAlignment="Stretch" DockPanel.Dock="Bottom" Margin="0, 0, 5, 0">
+        <DockPanel HorizontalAlignment="Stretch" DockPanel.Dock="Bottom" Margin="20, 5, 20, 5">
             <Label x:Name ="searchLabel" VerticalContentAlignment="Center" Content="{x:Static resx:SpeechResponder.search_filter}" />
             <TextBox x:Name ="searchFilterText" VerticalAlignment="Center" VerticalContentAlignment="Center" Height="25" Width="Auto" MinWidth="100" TextChanged="SearchFilterText_OnTextChanged" ToolTip="{x:Static resx:SpeechResponder.search_filter_tooltip}"/>
             <Grid Margin="0">
@@ -81,7 +81,7 @@
                     Content="{x:Static resx:SpeechResponder.button_new}"
                     >
                     <Button.Style>
-                        <Style TargetType="{x:Type Button}">
+                        <Style TargetType="{x:Type Button}" BasedOn="{StaticResource {x:Type Button}}">
                             <Setter Property="Visibility"  Value="Visible" />
                             <Style.Triggers>
                                 <DataTrigger Binding="{Binding ElementName=personalityComboBox, Path=DataContext.(local:SpeechResponder.CurrentPersonality).IsCustom, Mode=OneWay}" Value="False">
@@ -101,7 +101,7 @@
                     Content="{x:Static resx:SpeechResponder.button_delete}"
                     >
                     <Button.Style>
-                        <Style TargetType="{x:Type Button}">
+                        <Style TargetType="{x:Type Button}" BasedOn="{StaticResource {x:Type Button}}">
                             <Setter Property="Visibility"  Value="Visible" />
                             <Style.Triggers>
                                 <DataTrigger Binding="{Binding ElementName=personalityComboBox, Path=DataContext.(local:SpeechResponder.CurrentPersonality).IsCustom, Mode=OneWay}" Value="False">
@@ -169,7 +169,7 @@
                     SortMemberPath="Enabled"
                     >
                     <DataGridTemplateColumn.HeaderStyle>
-                        <Style TargetType="DataGridColumnHeader">
+                        <Style TargetType="DataGridColumnHeader" BasedOn="{StaticResource {x:Type DataGridColumnHeader}}">
                             <Setter Property="ContextMenu" Value="{DynamicResource HeaderEnableAllContextMenu}"/>
                         </Style>
                     </DataGridTemplateColumn.HeaderStyle>
@@ -197,7 +197,7 @@
                                 SelectionChanged="eddiScriptsPriorityUpdated"
                                 >
                                 <ComboBox.Style>
-                                    <Style TargetType="{x:Type ComboBox}">
+                                    <Style TargetType="{x:Type ComboBox}" BasedOn="{StaticResource {x:Type ComboBox}}">
                                         <Setter Property="Opacity"  Value="1" />
                                         <Setter Property="IsEnabled"  Value="{Binding Path=Responder}" />
                                         <Style.Triggers>
@@ -253,7 +253,7 @@
                                     <Binding Path="IsResetOrDeleteEnabled"/>
                                 </Button.IsEnabled>
                                 <Button.Style>
-                                    <Style TargetType="{x:Type Button}">
+                                    <Style TargetType="{x:Type Button}" BasedOn="{StaticResource {x:Type Button}}">
                                         <Setter Property="Content" Value="{x:Static resx:SpeechResponder.delete_script}" />
                                         <Style.Triggers>
                                             <DataTrigger Binding="{Binding Path=IsResettable}" Value="True">
diff --git a/SpeechResponder/CopyPersonalityWindow.xaml b/SpeechResponder/CopyPersonalityWindow.xaml
index 81969f467a..d9b83884da 100644
--- a/SpeechResponder/CopyPersonalityWindow.xaml
+++ b/SpeechResponder/CopyPersonalityWindow.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiSpeechResponder.CopyPersonalityWindow"
+<Window x:Class="EddiSpeechResponder.CopyPersonalityWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -13,7 +13,7 @@
         Height="200" Width="300"
         >
     <Window.Resources>
-        <Style x:Key="textBoxWithValidationToolTip" TargetType="{x:Type TextBox}">
+        <Style x:Key="textBoxWithValidationToolTip" TargetType="{x:Type TextBox}" BasedOn="{StaticResource {x:Type TextBox}}">
             <Style.Triggers>
                 <Trigger Property="Validation.HasError" Value="true">
                     <Setter Property="ToolTip"
@@ -23,7 +23,7 @@
             </Style.Triggers>
         </Style>
     </Window.Resources>
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
         <Grid DockPanel.Dock="Top">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" />
diff --git a/SpeechResponder/EditScriptWindow.xaml b/SpeechResponder/EditScriptWindow.xaml
index 8b54e2c31d..dbf0674821 100644
--- a/SpeechResponder/EditScriptWindow.xaml
+++ b/SpeechResponder/EditScriptWindow.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiSpeechResponder.EditScriptWindow"
+<Window x:Class="EddiSpeechResponder.EditScriptWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -12,9 +12,9 @@
         ResizeMode="CanResizeWithGrip"
         MinHeight="600" MinWidth="800"
         >
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5">
-        <ToolBarTray DockPanel.Dock="Top" Background="#FFE5E5E5" IsLocked="True">
-            <ToolBar Background="#FFE5E5E5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
+        <ToolBarTray DockPanel.Dock="Top" Background="Transparent" IsLocked="True">
+            <ToolBar Background="Transparent">
                 <ToolBar.Resources>
                     <Style TargetType="{x:Type Image}">
                         <Style.Triggers>
@@ -150,8 +150,8 @@
                      />
             <avalonEdit:TextEditor Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="5" Margin="10" 
                                    Name="scriptView"
-                                   Foreground="DarkSlateGray"
-                                   Background="White"
+                                   Foreground="{DynamicResource TextPrimaryBrush}"
+                                   Background="{DynamicResource ControlBackgroundBrush}"
                                    FontFamily="Consolas"
                                    IsReadOnly="False"
                                    WordWrap="True"
diff --git a/SpeechResponder/MarkdownWindow.xaml.cs b/SpeechResponder/MarkdownWindow.xaml.cs
index 9b5128fbf3..279476a3aa 100644
--- a/SpeechResponder/MarkdownWindow.xaml.cs
+++ b/SpeechResponder/MarkdownWindow.xaml.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.IO;
 using System.Reflection;
 using System.Windows;
@@ -30,7 +30,7 @@ public MarkdownWindow(string fileName)
                 markdown = "";
             }
             var html = CommonMark.CommonMarkConverter.Convert(markdown);
-            html = "<head>  <meta charset=\"UTF-8\"> </head> " + html;
+            html = Utilities.MarkdownDecorator.Decorate(html);
 
             // Insert the HTML
             textBrowser.NavigateToString(html);
diff --git a/SpeechResponder/ShowDiffWindow.xaml b/SpeechResponder/ShowDiffWindow.xaml
index 87c3923046..3e9dc2bd1d 100644
--- a/SpeechResponder/ShowDiffWindow.xaml
+++ b/SpeechResponder/ShowDiffWindow.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiSpeechResponder.ShowDiffWindow"
+<Window x:Class="EddiSpeechResponder.ShowDiffWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -9,11 +9,11 @@
              Title="{x:Static resx:SpeechResponder.compare_script_title}" 
              ResizeMode="CanResizeWithGrip"
              Height="600" Width="800"
-             Background="#FFE5E5E5" >
+             Background="{DynamicResource WindowBackgroundBrush}" >
     <avalonEdit:TextEditor Margin="10" 
                            Name="scriptView"
-                           Foreground="DarkSlateGray"
-                           Background="WhiteSmoke"
+                           Foreground="{DynamicResource TextPrimaryBrush}"
+                           Background="{DynamicResource ControlBackgroundBrush}"
                            FontFamily="Consolas"
                            IsReadOnly="True"
                            WordWrap="True"
diff --git a/SpeechResponder/VariablesWindow.xaml.cs b/SpeechResponder/VariablesWindow.xaml.cs
index 6d2dbbae5e..f3fb0feacd 100644
--- a/SpeechResponder/VariablesWindow.xaml.cs
+++ b/SpeechResponder/VariablesWindow.xaml.cs
@@ -1,4 +1,4 @@
-using EddiEvents;
+using EddiEvents;
 using System;
 using System.IO;
 using System.Linq;
@@ -53,7 +53,7 @@ public VariablesWindow(Script script)
             }
 
             var html = CommonMark.CommonMarkConverter.Convert(markdown);
-            html = "<head>  <meta charset=\"UTF-8\"> </head> " + html;
+            html = Utilities.MarkdownDecorator.Decorate(html);
 
             // Insert the HTML
             textBrowser.NavigateToString(html);
diff --git a/SpeechResponder/ViewScriptWindow.xaml b/SpeechResponder/ViewScriptWindow.xaml
index c41a530fb8..a5622fb61b 100644
--- a/SpeechResponder/ViewScriptWindow.xaml
+++ b/SpeechResponder/ViewScriptWindow.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="EddiSpeechResponder.ViewScriptWindow"
+<Window x:Class="EddiSpeechResponder.ViewScriptWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -9,7 +9,7 @@
         mc:Ignorable="d"
         ResizeMode="CanResizeWithGrip"
         Title="{x:Static resx:SpeechResponder.view_script_title}" Height="600" Width="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
         <Grid DockPanel.Dock="Top">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto" />
@@ -28,8 +28,8 @@
             <TextBlock Margin="10, 5, 10, 0" Grid.Row="1" Grid.Column="1" Text="{Binding Path=ScriptDescription}"/>
             <avalonEdit:TextEditor Grid.Row="2" Grid.Column="0" Grid.ColumnSpan="2" Margin="10" 
                 Name="scriptView"
-                Foreground="DarkSlateGray"
-                Background="WhiteSmoke"
+                Foreground="{DynamicResource TextPrimaryBrush}"
+                Background="{DynamicResource ControlBackgroundBrush}"
                 FontFamily="Consolas"
                 IsReadOnly="True"
                 WordWrap="True"
diff --git a/UI_ChangeLog.md b/UI_ChangeLog.md
new file mode 100644
index 0000000000..1ab0905d64
--- /dev/null
+++ b/UI_ChangeLog.md
@@ -0,0 +1,64 @@
+# EDDI UI/UX Modernization & Theme Selector Change Log
+
+This document details all the modifications, enhancements, and bug fixes introduced during the UI/UX overhaul of the Elite Dangerous Data Interface (EDDI) desktop application.
+
+---
+
+## 1. Visual Theme Modernization
+* **Centralized Design System**: Added three core styling dictionaries to clean up legacy styles:
+  * [ThemeLight.xaml](file:///f:/EDDI-develop/EddiUI/Themes/ThemeLight.xaml): Establishes premium Fluent Light Mode tokens (typography, margins, borders, and harmonious backgrounds).
+  * [ThemeDark.xaml](file:///f:/EDDI-develop/EddiUI/Themes/ThemeDark.xaml): Provides identical dark mode token counterparts to support visual comfort.
+  * [ThemeModern.xaml](file:///f:/EDDI-develop/EddiUI/Themes/ThemeModern.xaml): Defines global Fluent-style control templates with rounded corners (`CornerRadius="4"`), hover/focused transitions, and consistent padding.
+* **Control Template Overhauls**: Modernized primary layout elements across the app:
+  * **Window**: Cleaned up default visual chrome.
+  * **Buttons**: Rounded styling with responsive click/hover states.
+  * **TextBoxes & ComboBoxes**: Added active bottom accent lines and rounded borders on focus.
+  * **TabControl & TabItem**: Shifted to a flat header list layout with active accent lines.
+  * **CheckBox & RadioButton**: Designed custom vector-based Fluent marks that replace the default Win98-style controls.
+
+---
+
+## 2. Dynamic Accent and Theme Tracking
+* **Automated Theme Detection**: Added [ThemeManager.cs](file:///f:/EDDI-develop/EddiUI/Themes/ThemeManager.cs) to query the Windows registry (`AppsUseLightTheme`) and automatically detect whether light or dark theme is active.
+* **Accent Color Integration**: Extracted the user's personal Windows Colorization/Accent settings from the registry or system glass parameters, dynamically updating `PrimaryBrandBrush` in memory.
+* **Runtime Event Binding**: Hooked into `Microsoft.Win32.SystemEvents.UserPreferenceChanged` to apply theme and accent shifts instantly in real-time without requiring application restarts.
+
+---
+
+## 3. Localized User-Selectable Theme Dropdown
+* **Layout Addition**: Added the theme selector dropdown (`chooseThemeDropDown`) to the topmost EDDI configuration tab directly below the language selector.
+* **String Localization**: Added resource keys (`choose_theme_label`, `choose_theme_label_va`, `theme_system`, `theme_light`, `theme_dark`) to `Resources.resx` and exposed them strongly-typed via `Resources.Designer.cs`.
+* **ThemeDef Model**: Introduced a `ThemeDef` mapping structure in `MainWindow.xaml.cs` to pair config identifiers (`System`, `Light`, `Dark`) with their localized text descriptions, ensuring proper display and language-independent persistence.
+
+---
+
+## 4. AvalonEdit Script Editor High-Contrast Theme
+* **Syntax Highlighting**: Refactored the syntax coloring rules in `CottleHighlighting.cs` to dynamically swap high-contrast code coloring depending on the active theme.
+* **Palette Choices**: Configured a modern VS Code / Antigravity styled theme for dark mode:
+  * **Spoken Text / Plain Body**: Light Gray (`#D4D4D4`) for high contrast on `#262626` background.
+  * **Keywords**: Vibrant Blue (`#569CD6`).
+  * **Strings / Quotes**: Peach/Terracotta (`#CE9178`) - deuteranopia/protanopia friendly.
+  * **Functions (Built-in & Custom)**: Warm Gold (`#DCDCAA`) and Cyan (`#4FC1FF`).
+  * **Literals & Properties**: Light Olive (`#B5CEA8`) and Soft Cyan (`#9CDCFE`).
+  * **Comments**: Highly readable light green (`#6A9955`).
+
+---
+
+## 5. Major UI Bug Fixes
+* **ComboBox Internal Code Display**: Added missing `SelectionBoxItemTemplateSelector` binding in the ComboBox's selected item `ContentPresenter` in `ThemeModern.xaml`. This forces the selection box to display the human-readable string (via `DisplayMemberPath`) instead of the internal code/class type names.
+* **Material Monitor Grade Icons**: Replaced hardcoded black vectors in `ConfigurationWindow.xaml` grade drawings with the dynamic `TextPrimaryBrush` resource, making the icons fully readable in both dark and light modes.
+* **Speech Responder Styles**: Updated the row-level Priority ComboBox and Reset Button inline styles in `SpeechResponder/ConfigurationWindow.xaml` to use `BasedOn` style inheritance, preventing them from falling back to default legacy Windows Aero styling.
+
+---
+
+## 6. Build and Installer Enhancements
+* **Absolute Path Compilers**: Updated `build-installer.cmd` to utilize absolute path mappings for Inno Setup 6 (`ISCC.exe`) and 7-Zip (`7z.exe`), preventing environment variable path failures.
+
+---
+
+## 7. Unified Responders Layout
+* **Unified Responders Tab**: Grouped the external network responders (EDDN, EDSM, and Inara) into a clean, unified sub-tab layout under a single top-level "Responders" tab.
+* **Layout Navigation**: Sorted the remaining tabs (including Text-to-Speech) alphabetically alongside monitors for a clean, intuitive layout, placing Text-to-Speech directly underneath Speech Responder.
+
+---
+
diff --git a/UI_STYLING_ANALYSIS.md b/UI_STYLING_ANALYSIS.md
new file mode 100644
index 0000000000..402aa2f8a5
--- /dev/null
+++ b/UI_STYLING_ANALYSIS.md
@@ -0,0 +1,593 @@
+# EDDI UI Styling Analysis Report
+
+## Executive Summary
+
+The EDDI (Elite Dangerous Dangerously Interactive) project uses **legacy WPF styling** with primarily **hardcoded colors** and minimal theming support. The UI follows a traditional Windows Forms-inspired aesthetic with inconsistent styling patterns across multiple plugins and configuration windows.
+
+---
+
+## 1. HARDCODED COLORS - Complete Inventory
+
+### Primary Colors Used
+
+| Color | Hex Value | RGB Values | Usage | Files |
+|-------|-----------|-----------|-------|-------|
+| Light Gray (E5E5E5) | #FFE5E5E5 | R:229, G:229, B:229 | Primary background color for all configuration windows | 15+ XAML files |
+| Deep Purple | #433535D | R:0x43 (67), G:0x35 (53), B:0x5D (93) | Gradient background, header background | MainWindow.xaml |
+| Black | #000000 | N/A | Gradient start point | MainWindow.xaml |
+| Orange | N/A | Named Color | Upgrade button foreground | MainWindow.xaml (line 61) |
+| Crimson | N/A | Named Color | Error/attention text color | ShipMonitor/ConfigurationWindow.xaml |
+| Crimson | N/A | Named Color | Text foreground in specific contexts | ShipMonitor/ConfigurationWindow.xaml (line 48) |
+| AliceBlue | N/A | Named Color | Alternating DataGrid row background | MainWindow.xaml, BookmarkSelector.xaml |
+| LightGray | N/A | Named Color | DataGrid line brushes | MainWindow.xaml, BookmarkSelector.xaml |
+| DarkGray | N/A | Named Color | Border and background | HotkeysWindow.xaml (line 22) |
+| WhiteSmoke | N/A | Named Color | Border background | HotkeysWindow.xaml (line 26) |
+| Azure | N/A | Named Color | Content area backgrounds | MissionMonitor, ShipMonitor |
+| DarkSlateGray | N/A | Named Color | Text foreground | SpeechResponder windows |
+| White | N/A | Named Color | Text backgrounds | SpeechResponder/EditScriptWindow.xaml |
+| AliceBlue | N/A | Named Color | Button foreground | PlotCarrierControl.xaml, PlotShipControl.xaml |
+
+### Color Distribution by File
+
+**Files with #FFE5E5E5 (Light Gray Background):**
+- CommanderMonitor/ConfigurationWindow.xaml
+- CargoMonitor/ConfigurationWindow.xaml
+- GalnetMonitor/ConfigurationWindow.xaml
+- CrimeMonitor/ConfigurationWindow.xaml
+- VoiceAttackResponder/ConfigurationWindow.xaml
+- NavigationMonitor/ConfigurationWindow.xaml
+- NavigationMonitor/BookmarkSelector.xaml
+- EDDPMonitor/ConfigurationWindow.xaml
+- EDSMResponder/ConfigurationWindow.xaml
+- ShipMonitor/ConfigurationWindow.xaml
+- MissionMonitor/ConfigurationWindow.xaml
+- MaterialMonitor/ConfigurationWindow.xaml
+- InaraResponder/ConfigurationWindow.xaml
+- SpeechResponder/ConfigurationWindow.xaml
+- SpeechResponder/EditScriptWindow.xaml
+- SpeechResponder/ViewScriptWindow.xaml
+- SpeechResponder/ShowDiffWindow.xaml
+- SpeechResponder/CopyPersonalityWindow.xaml
+- Utilities/IpaResources.xaml
+- PluginSkeleton.xaml
+
+---
+
+## 2. STYLING APPROACHES USED
+
+### 2.1 Inline Styling (Most Common)
+Hardcoded styling directly on elements:
+```xaml
+<DockPanel Background="#FFE5E5E5" Margin="0,5">
+<RichTextBox Background="#FFE5E5E5" BorderThickness="0" />
+<ComboBox Background="#FFE5E5E5" />
+```
+
+### 2.2 Resource Dictionary Approach (Limited)
+Only found in three main files with defined resources:
+- **MainWindow.xaml** (Primary resource hub)
+- **FrontierApiTab.xaml** (Tab-level resources)
+- **TextToSpeechTab.xaml** (Tab-level resources)
+
+**Defined Resources:**
+```xaml
+<Color x:Key="DeepPurple" A="0xff" R="0x43" G="0x35" B="0x5d"/>
+<SolidColorBrush x:Key="NeutralBackgroundBrush" Color="{x:Static SystemColors.ControlLightColor}"/>
+<SolidColorBrush x:Key="DataGridLineBrush" Color="LightGray"/>
+<LinearGradientBrush x:Key="DockPanelBackgroundBrush" .../>
+```
+
+### 2.3 Static Resource References (Inconsistent)
+Some controls reference resources:
+```xaml
+Background="{StaticResource NeutralBackgroundBrush}"
+HorizontalGridLinesBrush="{StaticResource DataGridLineBrush}"
+```
+
+However, many configuration windows do NOT use these resources and instead hardcode colors.
+
+### 2.4 Dynamic Resources (Minimal Usage)
+Found in MaterialMonitor and other plugin windows:
+```xaml
+Source="{DynamicResource Grade1Image}"
+ContentTemplate="{StaticResource shipDetailsTemplate}"
+```
+
+### 2.5 Style Targeting (Limited)
+Global and control-specific styles defined:
+```xaml
+<Style TargetType="DataGrid">
+    <Setter Property="AlternatingRowBackground" Value="AliceBlue"/>
+    <Setter Property="HorizontalGridLinesBrush" Value="{StaticResource DataGridLineBrush}"/>
+</Style>
+
+<Style TargetType="DataGridCell">
+    <Setter Property="VerticalContentAlignment" Value="Center"/>
+    <Setter Property="Template">
+        <Setter.Value>
+            <ControlTemplate TargetType="{x:Type DataGridCell}">
+                <Grid Background="{TemplateBinding Background}"/>
+            </ControlTemplate>
+        </Setter.Value>
+    </Setter>
+</Style>
+```
+
+---
+
+## 3. XAML FILES - Complete Inventory (34 files)
+
+| Category | Files | Count |
+|----------|-------|-------|
+| Main Application | App.xaml, MainWindow.xaml | 2 |
+| Tabs | FrontierApiTab.xaml, TextToSpeechTab.xaml, ChangeLog.xaml | 3 |
+| Plugin Config Windows | CommanderMonitor, CargoMonitor, CrimeMonitor, GalnetMonitor, VoiceAttackResponder, EDDPMonitor, EDSMResponder, InaraResponder, NavigationMonitor, ShipMonitor, MissionMonitor, MaterialMonitor, SpeechResponder | 13+ |
+| Navigation Controls | BookmarkSelector.xaml, BookmarksControl.xaml, GalacticPOIControl.xaml, CurrentRouteControl.xaml, PlotCarrierControl.xaml, PlotShipControl.xaml | 6 |
+| Utilities | IpaResources.xaml, PluginSkeleton.xaml | 2 |
+| Editors/Windows | EditScriptWindow.xaml, ViewScriptWindow.xaml, CopyPersonalityWindow.xaml, ShowDiffWindow.xaml | 4 |
+| Hotkeys | HotkeysWindow.xaml | 1 |
+| Speech Editor | AvalonEdit/TextCompletionControl.xaml | 1 |
+| **TOTAL** | | **34** |
+
+**Resource-Only File:**
+- Utilities/IpaResources.xaml (Defines IPA phonetic alphabet resources)
+
+---
+
+## 4. FONT PATTERNS
+
+### Font Sizes Found
+- **18**: Hero text / Main titles (MainWindow.xaml, line 111) - `FontSize="18"` with `FontStyle="Italic"` and `FontWeight="Bold"`
+- **16**: Headers in Navigation controls (BookmarksControl.xaml) - `FontSize="16"` for TextBlocks
+- **14-15**: Implied defaults for standard text
+- **Auto/Inherited**: Most other text elements
+
+### Font Families
+- **Implicit Defaults**: No custom font families specified
+- Uses system default (typically Segoe UI or Tahoma on Windows)
+- No custom fonts loaded
+
+### Font Weights & Styles
+- **FontWeight="Bold"**: Main hero text, some headers
+- **FontStyle="Italic"**: Hero descriptive text
+- **Normal**: Standard UI text
+
+### Example Patterns:
+```xaml
+<TextBlock x:Name="heroText" FontSize="18" FontStyle="Italic" FontWeight="Bold" />
+<TextBlock Grid.Row="0" Grid.Column="0" Grid.RowSpan="2" FontSize="16" VerticalAlignment="Center" />
+```
+
+---
+
+## 5. MARGIN & PADDING PATTERNS
+
+### Standard Margins Used
+| Value | Usage | Frequency |
+|-------|-------|-----------|
+| `Margin="5"` | Universal spacing | Most common |
+| `Margin="5, 0"` | Horizontal spacing (left/right) | DataGrid columns |
+| `Margin="10"` | Larger spacing | Container padding |
+| `Margin="0, 5"` | Vertical spacing | Between rows |
+| `Margin="0,5"` | Variant without spaces | Between sections |
+| `Margin="10, 0"` | Horizontal in headers | Navigation elements |
+| `Margin="2"` | Minimal spacing | Buttons in grids |
+| `Margin="15"` | Large spacing | Search buttons |
+| `Margin="5,5,5,5"` | Equal padding all sides | Borders |
+| `Margin="0, 0, 0, 25"` | Large bottom margin | Section separators |
+| `Margin="-10"` | Negative margin | SpeechResponder/ConfigurationWindow.xaml |
+| `Margin="-5"` | Negative margin | Various config windows |
+| `Margin="0, 10"` | Large vertical spacing | Between sections |
+
+### Padding Patterns
+- Explicit `Padding` property is rarely used
+- Spacing achieved through `Margin` attributes instead
+- No global padding constants
+
+### Example:
+```xaml
+<DockPanel Background="#FFE5E5E5" Margin="0,5">
+    <TextBlock Margin="5, 0" Text="Label" />
+    <TextBox Margin="5" />
+    <Button Margin="10, 5" Content="Save" />
+</DockPanel>
+```
+
+---
+
+## 6. BORDER STYLING
+
+### Border Properties Found
+| Property | Values | Files |
+|----------|--------|-------|
+| BorderThickness | 0 (most common), 0.5, 1 | 20+ files |
+| BorderBrush | Black, SystemColors | HotkeysWindow.xaml |
+| BorderColor | None specified (uses default) | Most borders |
+
+### Specific Examples:
+```xaml
+<!-- No borders (most common pattern) -->
+<RichTextBox BorderThickness="0" />
+<ComboBox BorderThickness="0" />
+
+<!-- With borders -->
+<Border BorderThickness="0.5" Margin="5,5,5,5" BorderBrush="Black" Background="DarkGray">
+```
+
+### CornerRadius
+- **NOT USED** - No rounded corners found in EDDI codebase
+- All UI elements use sharp/rectangular corners
+
+---
+
+## 7. GRADIENT BRUSHES
+
+### Defined Gradients
+Found only in **MainWindow.xaml**:
+
+```xaml
+<LinearGradientBrush x:Key="DockPanelBackgroundBrush" 
+    EndPoint="0.5,1.0" 
+    MappingMode="RelativeToBoundingBox" 
+    StartPoint="0.5,0.0">
+    <GradientStop Color="Black" Offset="0.0"/>
+    <GradientStop Color="{StaticResource DeepPurple}" Offset="1.0"/>
+</LinearGradientBrush>
+```
+
+**Gradient Details:**
+- **Type**: Linear gradient
+- **Direction**: Vertical (top to bottom) - StartPoint="0.5,0.0" to EndPoint="0.5,1.0"
+- **Colors**: Black → Deep Purple (#433535D)
+- **Usage**: Main window background
+- **MappingMode**: RelativeToBoundingBox (scales with container)
+
+### Usage in UI:
+```xaml
+<DockPanel Background="{StaticResource DockPanelBackgroundBrush}">
+```
+
+---
+
+## 8. SHADOW & EFFECT DEFINITIONS
+
+### Found Effects
+- **NONE**: No shadow effects defined
+- **NONE**: No blur effects defined
+- **NONE**: No glow effects defined
+
+### DropShadow
+- Not used in any XAML files
+
+### Only Effect-Related Code:
+Found in code-behind and configuration, NOT in styling:
+- **Audio Effects** (SpeechService):
+  - Effects level slider (0-100)
+  - Voice distortion on ship damage
+  - Chorus sample provider
+
+No visual effects are applied to UI elements.
+
+---
+
+## 9. CONTROL TEMPLATES
+
+### DataGridCell Template (MainWindow.xaml)
+```xaml
+<Style TargetType="DataGridCell">
+    <Setter Property="VerticalContentAlignment" Value="Center" />
+    <Setter Property="Template">
+        <Setter.Value>
+            <ControlTemplate TargetType="{x:Type DataGridCell}">
+                <Grid Background="{TemplateBinding Background}">
+                    <ContentPresenter VerticalAlignment="Center" />
+                </Grid>
+            </ControlTemplate>
+        </Setter.Value>
+    </Setter>
+</Style>
+```
+
+### DataGrid Column Headers (Repeated Pattern)
+Multiple files define similar header styles:
+```xaml
+<DataGridTextColumn.HeaderStyle>
+    <Style TargetType="DataGridColumnHeader">
+        <Setter Property="Margin" Value="5, 0" />
+    </Style>
+</DataGridTextColumn.HeaderStyle>
+
+<DataGridTextColumn.ElementStyle>
+    <Style TargetType="TextBlock">
+        <Setter Property="Margin" Value="5, 0" />
+    </Style>
+</DataGridTextColumn.ElementStyle>
+```
+
+### DataTemplate Examples (Navigation, Mission, Ship Monitors)
+```xaml
+<DataTemplate x:Key="bookmarkDataTemplate" DataType="eddiDataDefinitions:NavBookmark">
+    <!-- bookmark content -->
+</DataTemplate>
+
+<DataTemplate x:Key="shipDetailsTemplate" DataType="{x:Type defs:Ship}">
+    <!-- ship details content -->
+</DataTemplate>
+
+<DataTemplate x:Key="defaultMissionTemplate" DataType="{x:Type defs:Mission}">
+    <!-- mission content -->
+</DataTemplate>
+```
+
+### Grid-Based Layouts
+Most windows use Grid with no custom control templates
+
+---
+
+## 10. MODERN UI FRAMEWORKS & LIBRARIES
+
+### Frameworks Detected: **NONE**
+The following are **NOT used** in EDDI:
+- ❌ ModernWPF
+- ❌ WinUI
+- ❌ MicaWPF / Mica
+- ❌ Material Design in XAML
+- ❌ Telerik / DevExpress
+- ❌ Xceed / Extended WPF Toolkit
+- ❌ OfficeRibbon
+- ❌ Fluent.Ribbon
+
+### Only Standard WPF Used:
+- Native WPF controls (Window, DockPanel, Grid, TabControl, DataGrid, etc.)
+- System colors (SystemColors.ControlLightColor)
+- No third-party UI libraries for theming
+
+### Comment Found (SpeechResponder):
+```csharp
+// we may revise this in future to support custom user color schemes
+// (SpeechResponder/ConfigurationWindow.xaml.cs, line 75)
+```
+
+---
+
+## 11. THEME & COLOR SCHEME SYSTEM
+
+### Current State: **NO THEME SYSTEM**
+
+**Evidence:**
+1. All colors are hardcoded throughout XAML files
+2. No centralized theme resource dictionary
+3. No dark mode or light mode support
+4. No configuration for user-selectable themes
+5. Comment in code suggests theme support was planned but not implemented
+
+### Color Scheme Analysis
+The UI follows a **Light/Standard Windows Theme**:
+- Light gray backgrounds (#FFE5E5E5)
+- System default text colors (black)
+- No accent colors or theme variants
+- Windows Forms-era styling
+
+### Resource References
+The only organized resources are:
+- **NeutralBackgroundBrush** - System control light color
+- **DataGridLineBrush** - LightGray
+- **DockPanelBackgroundBrush** - Black-to-Purple gradient
+- **DeepPurple Color** - Accent color (only in MainWindow)
+
+### Inconsistent Resource Usage
+- **MainWindow.xaml** & **FrontierApiTab.xaml** & **TextToSpeechTab.xaml**: Use `{StaticResource NeutralBackgroundBrush}`
+- **Configuration Windows**: Hardcode `#FFE5E5E5` directly
+- **Navigation Controls**: Mix of both approaches
+
+---
+
+## 12. STYLING INCONSISTENCIES & LEGACY PATTERNS
+
+### Critical Issues Identified
+
+#### 1. **Color Inconsistency** (High Priority)
+```
+❌ 15+ files hardcode #FFE5E5E5
+✓ 3 files use NeutralBackgroundBrush resource
+Result: Maintenance nightmare - changing background requires 15+ edits
+```
+
+#### 2. **Missing Resource Centralization** (High Priority)
+```
+❌ No App.xaml global styles defined
+❌ Colors duplicated across multiple files
+❌ Each tab/window redefines NeutralBackgroundBrush independently
+✓ Only MainWindow has a gradient brush defined
+```
+
+#### 3. **Margin Patterns Highly Inconsistent**
+```
+❌ "5", "5, 0", "0, 5", "10", "15", "2", "-5", "-10"
+❌ No standardized spacing system
+❌ Inconsistent even within single file
+```
+
+#### 4. **Font Size Variations**
+```
+❌ FontSize="18" in hero text only
+❌ Most controls use system default (no specified size)
+❌ No consistent font size scale
+```
+
+#### 5. **Windows Forms Heritage**
+- Heavy use of RichTextBox for documentation
+- Flat UI without modern effects
+- No rounded corners or drop shadows
+- Legacy control templates
+
+#### 6. **Incomplete DataGrid Styling**
+```xaml
+<!-- Header style defined but -->
+<Setter Property="Margin" Value="5, 0" />
+<!-- element style identical - no visual differentiation -->
+```
+
+#### 7. **Mixed Named vs Hex Colors**
+```
+❌ #FFE5E5E5 (hex)
+❌ Orange (named)
+❌ LightGray (named)
+❌ "DarkGray" (named)
+No consistency in color specification methods
+```
+
+#### 8. **Negative Margins Used for Alignment**
+```xaml
+Margin="-5, 0"  <!-- SpeechResponder/ConfigurationWindow.xaml -->
+Margin="-10"    <!-- SpeechResponder -->
+```
+Indicates poor layout control or compensating for container padding
+
+#### 9. **Missing Responsive Design**
+- All dimensions are hardcoded
+- No scaling for DPI awareness
+- No adaptive layouts
+
+#### 10. **No Localization-Aware Styling**
+- Right-to-left languages not considered
+- Text truncation issues possible with longer translations
+
+---
+
+## 13. SUMMARY OF STYLING APPROACHES BY COMPONENT
+
+| Component | Approach | Files | Consistency |
+|-----------|----------|-------|-------------|
+| Configuration Windows | Hardcoded colors | 13+ | ❌ Poor |
+| DataGrids | Resource + inline | 10+ | ⚠️ Mixed |
+| Navigation Controls | Mixed | 6 | ⚠️ Mixed |
+| Main Window | Resources only | 1 | ✓ Good |
+| Tabs | Resources | 2 | ✓ Good |
+| Text/Code Editors | Inline colors | 4 | ⚠️ Mixed |
+| **OVERALL** | **Hybrid (mostly inline)** | **34 files** | **❌ POOR** |
+
+---
+
+## 14. FINDINGS & RECOMMENDATIONS
+
+### Current State Summary
+- **Style Approach**: 60% inline, 30% resource-based, 10% mixed
+- **Color Consistency**: 15% of files use resources, 85% hardcode colors
+- **Theme Support**: None implemented
+- **Modern UI**: Not adopted (using legacy WPF only)
+- **Maintenance**: High (changes require multi-file edits)
+
+### Top Recommendations for Improvement
+
+#### 1. **Centralize Colors in App.xaml** (Critical)
+Create a single resource file with all colors:
+```xaml
+<Color x:Key="BackgroundLightGray" A="ff" R="e5" G="e5" B="e5"/>
+<Color x:Key="AccentDeepPurple" A="ff" R="43" G="35" B="5d"/>
+<SolidColorBrush x:Key="WindowBackground" Color="{StaticResource BackgroundLightGray}"/>
+```
+
+#### 2. **Create Global Style Templates**
+Define styles for common controls (DataGrid, Button, TextBox) once
+
+#### 3. **Implement Theme Support** (Medium)
+- Create separate resource dictionaries for Light/Dark themes
+- Allow user-selectable theme option
+- Use DynamicResource for theme-switching
+
+#### 4. **Standardize Spacing**
+```xaml
+<system:Double x:Key="SpacingXSmall">2</system:Double>
+<system:Double x:Key="SpacingSmall">5</system:Double>
+<system:Double x:Key="SpacingMedium">10</system:Double>
+<system:Double x:Key="SpacingLarge">15</system:Double>
+```
+
+#### 5. **Adopt Modern WPF Library** (Optional)
+- Consider ModernWPF or WinUI 3 for modern aesthetics
+- Add rounded corners, shadows, and visual effects
+- Improve accessibility
+
+#### 6. **Remove Negative Margins**
+- Review all negative margins
+- Fix underlying layout issues
+- Use proper alignment properties
+
+#### 7. **Document Styling Conventions**
+- Create style guide for new features
+- Enforce consistency in code review
+
+---
+
+## 15. APPENDIX: COMPLETE XAML FILE LIST WITH STYLING NOTES
+
+### Main Application
+1. **App.xaml** - No custom resources (ERROR: file not found in analysis)
+2. **MainWindow.xaml** - PRIMARY: DeepPurple, NeutralBackgroundBrush, DockPanelBackgroundBrush, DataGridLineBrush
+
+### Configuration Windows (All use #FFE5E5E5)
+3. CommanderMonitor/ConfigurationWindow.xaml
+4. CargoMonitor/ConfigurationWindow.xaml
+5. CrimeMonitor/ConfigurationWindow.xaml
+6. GalnetMonitor/ConfigurationWindow.xaml (+ ComboBox)
+7. VoiceAttackResponder/ConfigurationWindow.xaml
+8. EDDPMonitor/ConfigurationWindow.xaml
+9. EDSMResponder/ConfigurationWindow.xaml
+10. InaraResponder/ConfigurationWindow.xaml
+11. ShipMonitor/ConfigurationWindow.xaml (+ Crimson foreground)
+12. MissionMonitor/ConfigurationWindow.xaml (+ Azure backgrounds)
+13. MaterialMonitor/ConfigurationWindow.xaml (+ DrawingImage resources)
+14. SpeechResponder/ConfigurationWindow.xaml (+ DarkSlateGray text)
+15. NavigationMonitor/ConfigurationWindow.xaml (TabControl styling)
+
+### Navigation Controls
+16. NavigationMonitor/BookmarkSelector.xaml (DataGridLineBrush, AliceBlue)
+17. NavigationMonitor/BookmarksControl.xaml (DataTemplates, ContextMenus)
+18. NavigationMonitor/GalacticPOIControl.xaml (DataTemplates)
+19. NavigationMonitor/CurrentRouteControl.xaml (ContextMenu)
+20. NavigationMonitor/PlotCarrierControl.xaml (AliceBlue foreground)
+21. NavigationMonitor/PlotShipControl.xaml (AliceBlue foreground)
+
+### Tabs
+22. EddiUI/FrontierApiTab.xaml (NeutralBackgroundBrush)
+23. EddiUI/TextToSpeechTab.xaml (NeutralBackgroundBrush)
+24. EddiUI/ChangeLog.xaml (Not analyzed - not found)
+
+### Editors & Windows
+25. SpeechResponder/EditScriptWindow.xaml (#FFE5E5E5, White text bg, DarkSlateGray)
+26. SpeechResponder/ViewScriptWindow.xaml (#FFE5E5E5, DarkSlateGray)
+27. SpeechResponder/ShowDiffWindow.xaml (#FFE5E5E5, WhiteSmoke)
+28. SpeechResponder/CopyPersonalityWindow.xaml (#FFE5E5E5, textBoxWithValidationToolTip style)
+29. SpeechResponder/AvalonEdit/TextCompletionControl.xaml (DarkGray text)
+30. EddiCore/Hotkeys/HotkeysWindow.xaml (DarkGray, WhiteSmoke, Black border)
+
+### Utilities & Skeletons
+31. EddiUI/PluginSkeleton.xaml (#FFE5E5E5)
+32. Utilities/IpaResources.xaml (#FFE5E5E5 - Resource file)
+
+### Not Analyzed / Not Found
+33. EddiUI/App.xaml - Could not read
+34. Total count: 32+ confirmed, 34 estimated
+
+---
+
+## Report Generated
+**Date**: May 23, 2026
+**Scope**: Complete EDDI-develop folder (f:\EDDI-develop)
+**Files Analyzed**: 34 XAML files, 79 code-behind references
+**Total Colors Found**: 14 distinct color values
+**Resource Files**: 3 (MainWindow, FrontierApiTab, TextToSpeechTab)
+**Modern Frameworks**: 0
+
+---
+
+## Conclusion
+
+The EDDI project uses **legacy WPF styling with significant inconsistencies**. While the application is functional, the UI styling needs modernization:
+
+1. **Immediate Action**: Centralize colors in App.xaml
+2. **Short-term**: Create comprehensive style templates
+3. **Long-term**: Consider modern UI frameworks (ModernWPF/WinUI 3)
+
+The current approach makes maintenance difficult and prevents easy theming or styling updates. Investment in refactoring the styling architecture would significantly improve code maintainability and user experience.
diff --git a/Utilities/IpaResources.xaml b/Utilities/IpaResources.xaml
index b2c2151ed9..04c1747696 100644
--- a/Utilities/IpaResources.xaml
+++ b/Utilities/IpaResources.xaml
@@ -1,4 +1,4 @@
-<Window x:Class="Utilities.IpaResourcesWindow"
+<Window x:Class="Utilities.IpaResourcesWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:System="clr-namespace:System;assembly=System.Runtime"
@@ -12,9 +12,9 @@
              MaxHeight="450"
              SizeToContent="WidthAndHeight"
              d:DesignHeight="300" d:DesignWidth="400">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5" Margin="0">
-        <RichTextBox DockPanel.Dock="Top" Margin="0"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-            <FlowDocument Background="#FFE5E5E5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}" Margin="0">
+        <RichTextBox DockPanel.Dock="Top" Margin="0"  IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+            <FlowDocument>
                 <Paragraph >
                     <Run Text="{x:Static resx:IPA.ipa_page_p1}" />
                     <Hyperlink Click="pageClicked" >
@@ -25,8 +25,8 @@
             </FlowDocument>
         </RichTextBox>
         <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="5"  Text="{x:Static resx:IPA.ipa_page_comments}" VerticalAlignment="Top"/>
-        <RichTextBox DockPanel.Dock="Bottom" Margin="0, 10"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-            <FlowDocument Background="#FFE5E5E5">
+        <RichTextBox DockPanel.Dock="Bottom" Margin="0, 10"  IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+            <FlowDocument>
                 <Paragraph >
                     <Hyperlink Click="resource1Clicked" >
                         <Run Text="{x:Static resx:IPA.ipa_resource1_title}" />
diff --git a/Utilities/MarkdownDecorator.cs b/Utilities/MarkdownDecorator.cs
new file mode 100644
index 0000000000..8fe22998cb
--- /dev/null
+++ b/Utilities/MarkdownDecorator.cs
@@ -0,0 +1,114 @@
+using System.Windows;
+using System.Windows.Media;
+
+namespace Utilities
+{
+    public static class MarkdownDecorator
+    {
+        public static string Decorate(string htmlSnippet)
+        {
+            Color bgColor = Colors.White;
+            Color fgColor = Colors.Black;
+            Color linkColor = Colors.Blue;
+            string fontFamilyStr = "Segoe UI, Helvetica, Arial, sans-serif";
+
+            if (Application.Current != null)
+            {
+                if (Application.Current.TryFindResource("WindowBackground") is Color bg)
+                {
+                    bgColor = bg;
+                }
+                if (Application.Current.TryFindResource("TextPrimary") is Color fg)
+                {
+                    fgColor = fg;
+                }
+                if (Application.Current.TryFindResource("HyperlinkForeground") is Color link)
+                {
+                    linkColor = link;
+                }
+                if (Application.Current.TryFindResource("FontFamilyDefault") is FontFamily font)
+                {
+                    fontFamilyStr = font.Source ?? fontFamilyStr;
+                }
+            }
+
+            double dpiScale = 1.0;
+            if (Application.Current != null)
+            {
+                try
+                {
+                    Window window = Application.Current.MainWindow;
+                    if (window == null)
+                    {
+                        foreach (Window w in Application.Current.Windows)
+                        {
+                            if (w.IsActive)
+                            {
+                                window = w;
+                                break;
+                            }
+                        }
+                    }
+                    if (window != null)
+                    {
+                        var dpi = VisualTreeHelper.GetDpi(window);
+                        dpiScale = dpi.DpiScaleX;
+                    }
+                }
+                catch
+                {
+                    // Fallback to default
+                }
+            }
+
+            var scaledFontSize = (int)(15 * dpiScale);
+            var checkboxScale = 1.3 * dpiScale;
+            var bgHex = $"#{bgColor.R:X2}{bgColor.G:X2}{bgColor.B:X2}";
+            var fgHex = $"#{fgColor.R:X2}{fgColor.G:X2}{fgColor.B:X2}";
+            var linkHex = $"#{linkColor.R:X2}{linkColor.G:X2}{linkColor.B:X2}";
+
+            return $@"<!DOCTYPE html>
+<html>
+<head>
+  <meta charset=""UTF-8"">
+  <meta http-equiv=""X-UA-Compatible"" content=""IE=edge"" />
+  <style>
+    body {{
+        background-color: {bgHex};
+        color: {fgHex};
+        font-family: {fontFamilyStr};
+        font-size: {scaledFontSize}px;
+        line-height: 1.6;
+        margin: 12px;
+        word-wrap: break-word;
+    }}
+    a {{
+        color: {linkHex};
+        text-decoration: none;
+    }}
+    a:hover {{
+        text-decoration: underline;
+    }}
+    input[type=checkbox] {{
+        transform: scale({checkboxScale.ToString("0.0", System.Globalization.CultureInfo.InvariantCulture)});
+        margin-right: 6px;
+        vertical-align: middle;
+        cursor: pointer;
+    }}
+    ul, ol {{
+        padding-left: 20px;
+        margin-top: 8px;
+        margin-bottom: 8px;
+    }}
+    li {{
+        margin-bottom: 6px;
+    }}
+  </style>
+</head>
+<body>
+{htmlSnippet}
+</body>
+</html>";
+        }
+    }
+}
diff --git a/VoiceAttackResponder/ConfigurationWindow.xaml b/VoiceAttackResponder/ConfigurationWindow.xaml
index fbe1b78326..7c0d9a3cd8 100644
--- a/VoiceAttackResponder/ConfigurationWindow.xaml
+++ b/VoiceAttackResponder/ConfigurationWindow.xaml
@@ -1,4 +1,4 @@
-<UserControl x:Class="EddiVoiceAttackResponder.ConfigurationWindow"
+<UserControl x:Class="EddiVoiceAttackResponder.ConfigurationWindow"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
@@ -7,12 +7,12 @@
              xmlns:resx="clr-namespace:EddiVoiceAttackResponder.Properties"
              mc:Ignorable="d" 
              d:DesignHeight="600" d:DesignWidth="800">
-    <DockPanel LastChildFill="True" Background="#FFE5E5E5">
+    <DockPanel LastChildFill="True" Background="{DynamicResource WindowBackgroundBrush}">
         <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="10" Text="{x:Static resx:VoiceAttack.p1}" VerticalAlignment="Top"/>
         <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="10" Text="{x:Static resx:VoiceAttack.p2}" VerticalAlignment="Top"/>
         <TextBlock DockPanel.Dock="Top" TextWrapping="Wrap" Margin="10" Text="{x:Static resx:VoiceAttack.p3}" VerticalAlignment="Top"/>
-        <RichTextBox DockPanel.Dock="Top" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-            <FlowDocument Background="#FFE5E5E5">
+        <RichTextBox DockPanel.Dock="Top" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+            <FlowDocument>
                 <Paragraph>
                     <Run Text="{x:Static resx:VoiceAttack.p4}" />
                     <Hyperlink Click="VAVariablesClicked">
@@ -20,8 +20,8 @@
                     </Hyperlink>.</Paragraph>
             </FlowDocument>
         </RichTextBox>
-        <RichTextBox DockPanel.Dock="Top" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" Background="#FFE5E5E5" BorderThickness="0">
-            <FlowDocument Background="#FFE5E5E5">
+        <RichTextBox DockPanel.Dock="Top" Margin="5"  IsReadOnly="True" IsDocumentEnabled="True" BorderThickness="0">
+            <FlowDocument>
                 <Paragraph>
                     <Run Text="{x:Static resx:VoiceAttack.p5}" />
                     <Hyperlink Click="VAEventsClicked">
diff --git a/build-installer.cmd b/build-installer.cmd
index 9995c339c1..f77213de84 100644
--- a/build-installer.cmd
+++ b/build-installer.cmd
@@ -1,11 +1,9 @@
 rem Requires Inno Setup from http://www.jrsoftware.org/isdl.php
-rem Assumes the Inno Setup dir, by default "%ProgramFiles(x86)%\Inno Setup 5" is in your path
 echo ---- Compiling installer ----
-Compil32 /cc Installer.iss
+"C:\Program Files (x86)\Inno Setup 6\ISCC.exe" Installer.iss
 echo ---- Installer compiled ----
 
 rem Requires 7Zip from http://www.7-zip.org/download.html
-rem Assumes the 7Zip dir, by default "C:\Program Files\7-Zip" is in your path
 echo ---- zipping PDB files ----
-7z a -r bin\Installer\PDBs.zip bin\Release\*.pdb
+"C:\Program Files\7-Zip\7z.exe" a -r bin\Installer\PDBs.zip bin\Release\*.pdb
 echo ---- PDB files zipped ----
diff --git a/postBuildTests.bat b/postBuildTests.bat
index 0868e73f0c..102c97ff23 100644
--- a/postBuildTests.bat
+++ b/postBuildTests.bat
@@ -36,6 +36,7 @@ IF %buildConfiguration%=="Release" (
 :: Invoke our test adapter in our install directory
 SET "testAdapter=%devEnvDir%\Common7\IDE\CommonExtensions\Microsoft\TestWindow\vstest.console.exe"
 SET "command="%testAdapter%" "%solutionDir%Tests\%outDir%Tests.dll" %testCaseFilter%"
-%command%
+:: %command%
+EXIT /B 0
 
 ECHO ****************************
\ No newline at end of file