Wizard improvements: version info, 64-bit label, paste fix

- Version cards show technical info (Version 16.0 · LTSC · OS support)
- 64-bit option labeled as "(ajánlott)"
- Full product key paste distributes across all 5 input fields

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Pages/ConfigPage.xaml

@@ -11,7 +11,7 @@
             <StackPanel Orientation="Horizontal" Margin="0,0,0,20">
                 <RadioButton x:Name="Rb64" GroupName="Arch" IsChecked="True"
                              Style="{StaticResource CardRadioButton}" Margin="0,0,10,0" MinWidth="160">
-                    <TextBlock Text="64-bit" FontSize="15" Margin="8,0"/>
+                    <TextBlock Text="64-bit (ajánlott)" FontSize="15" Margin="8,0"/>
                 </RadioButton>
                 <RadioButton x:Name="Rb32" GroupName="Arch"
                              Style="{StaticResource CardRadioButton}" MinWidth="160">

Pages/ProductKeyPage.xaml.cs

@@ -34,9 +34,33 @@ namespace InstaSoftOfficeTool.Pages
             if (_suppressAutoTab) return;
 
             var tb = (TextBox)sender;
+            var raw = tb.Text;
 
-            var cleaned = Regex.Replace(tb.Text, "[^A-Za-z0-9]", "");
+            // Detect full key paste (contains dash or longer than 5 chars with alphanumerics)
-            if (cleaned != tb.Text)
+            var allAlphaNum = Regex.Replace(raw, "[^A-Za-z0-9]", "");
+            if (allAlphaNum.Length > 5 && tb == _keyBoxes[0])
+            {
+                // Full key pasted — distribute across all boxes
+                _suppressAutoTab = true;
+                for (int i = 0; i < 5; i++)
+                {
+                    int start = i * 5;
+                    if (start < allAlphaNum.Length)
+                    {
+                        int len = System.Math.Min(5, allAlphaNum.Length - start);
+                        _keyBoxes[i].Text = allAlphaNum.Substring(start, len).ToUpper();
+                    }
+                }
+                _suppressAutoTab = false;
+                _keyBoxes[4].Focus();
+                _keyBoxes[4].CaretIndex = _keyBoxes[4].Text.Length;
+                ValidationMessage.Visibility = Visibility.Collapsed;
+                return;
+            }
+
+            // Clean non-alphanumeric chars
+            var cleaned = Regex.Replace(raw, "[^A-Za-z0-9]", "");
+            if (cleaned != raw)
             {
                 _suppressAutoTab = true;
                 tb.Text = cleaned;
@@ -44,6 +68,7 @@ namespace InstaSoftOfficeTool.Pages
                 _suppressAutoTab = false;
             }
 
+            // Auto-tab to next box when 5 chars entered
             if (tb.Text.Length == 5)
             {
                 for (int i = 0; i < _keyBoxes.Length - 1; i++)

Pages/VersionPage.xaml

@@ -20,7 +20,7 @@
                          GroupName="Version" IsChecked="True" Margin="0,0,0,10">
                 <StackPanel Margin="8,2">
                     <TextBlock Text="Office 2024" FontSize="18" FontWeight="SemiBold"/>
-                    <TextBlock Text="Legújabb változat — Word, Excel, PowerPoint, Outlook és más alkalmazások"
+                    <TextBlock Text="Version 16.0 · LTSC 2024 · Windows 10 / 11"
                                FontSize="12" Foreground="{StaticResource TextSecondaryBrush}" Margin="0,2,0,0"/>
                 </StackPanel>
             </RadioButton>
@@ -29,7 +29,7 @@
                          GroupName="Version" Margin="0,0,0,10">
                 <StackPanel Margin="8,2">
                     <TextBlock Text="Office 2021" FontSize="18" FontWeight="SemiBold"/>
-                    <TextBlock Text="Stabil, bevált változat — széleskörű kompatibilitás"
+                    <TextBlock Text="Version 16.0 · LTSC 2021 · Windows 10 / 11"
                                FontSize="12" Foreground="{StaticResource TextSecondaryBrush}" Margin="0,2,0,0"/>
                 </StackPanel>
             </RadioButton>
@@ -38,7 +38,7 @@
                          GroupName="Version" Margin="0,0,0,10">
                 <StackPanel Margin="8,2">
                     <TextBlock Text="Office 2019" FontSize="18" FontWeight="SemiBold"/>
-                    <TextBlock Text="Régebbi változat — Windows 7, 8.1 és 10 támogatás"
+                    <TextBlock Text="Version 16.0 · LTSC 2019 · Windows 7 / 8.1 / 10"
                                FontSize="12" Foreground="{StaticResource TextSecondaryBrush}" Margin="0,2,0,0"/>
                 </StackPanel>
             </RadioButton>