Port responsive mobile/tablet layout to design/App

src/design/App.Test.Integration/InvestAndRecoverTest.cs

@@ -370,7 +370,8 @@ public async Task FullInvestAndRecoverFlow()
         var signedDeadline = DateTime.UtcNow + TestHelpers.IndexerLagTimeout;
         while (DateTime.UtcNow < signedDeadline)
         {
-            await portfolioVm.LoadInvestmentsFromSdkAsync();
+            await window.ClickButton("PortfolioRefreshButton");
+            await Task.Delay(500);
             Dispatcher.UIThread.RunJobs();
 
             signedInvestment = portfolioVm.Investments.FirstOrDefault(i =>
@@ -412,7 +413,8 @@ public async Task FullInvestAndRecoverFlow()
         var preSpendDeadline = DateTime.UtcNow + TestHelpers.IndexerLagTimeout;
         while (DateTime.UtcNow < preSpendDeadline)
         {
-            await manageVm!.LoadClaimableTransactionsAsync();
+            await window.ClickButton("ManageProjectRefreshButton");
+            await Task.Delay(500);
             Dispatcher.UIThread.RunJobs();
 
             var stage1 = manageVm.Stages.FirstOrDefault(s => s.Number == 1 && s.CanClaim);
@@ -471,7 +473,8 @@ public async Task FullInvestAndRecoverFlow()
         var claimableDeadline = DateTime.UtcNow + TestHelpers.IndexerLagTimeout;
         while (DateTime.UtcNow < claimableDeadline)
         {
-            await manageVm.LoadClaimableTransactionsAsync();
+            await window.ClickButton("ManageProjectRefreshButton");
+            await Task.Delay(500);
             Dispatcher.UIThread.RunJobs();
 
             var claimableStage = manageVm.Stages.FirstOrDefault(s => s.Number == 1 && s.AvailableTransactions.Count > 0);
@@ -509,7 +512,8 @@ public async Task FullInvestAndRecoverFlow()
             i.ProjectName == foundProject.ProjectName || i.ProjectIdentifier == foundProject.ProjectId);
         investment.Should().NotBeNull();
 
-        await portfolioVm.LoadInvestmentsFromSdkAsync();
+        await window.ClickButton("PortfolioRefreshButton");
+        await Task.Delay(500);
         Dispatcher.UIThread.RunJobs();
 
         var sdkInvestment = portfolioVm.Investments.FirstOrDefault(i =>

src/design/App/App.axaml.cs

@@ -4,6 +4,7 @@
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
 using App.Composition;
+using App.UI.Shared;
 using App.UI.Shell;
 using Projektanker.Icons.Avalonia;
 using Projektanker.Icons.Avalonia.FontAwesome;
@@ -42,6 +43,9 @@ public override void OnFrameworkInitializationCompleted()
         }
         else if (ApplicationLifetime is ISingleViewApplicationLifetime singleView)
         {
+            // Android / iOS / WASM — no window, just set the main view directly.
+            // Force mobile layout since there's no resizable window.
+            LayoutModeService.Instance.UpdateWidth(400);
             singleView.MainView = new ShellView();
         }
 

src/design/App/UI/Sections/FindProjects/FindProjectsView.axaml.cs

@@ -1,19 +1,25 @@
+using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Input;
 using Avalonia.Interactivity;
 using Avalonia.LogicalTree;
+using Avalonia.VisualTree;
+using App.UI.Shared;
 using App.UI.Shared.Controls;
+using App.UI.Shell;
 using System.Reactive.Linq;
 
 namespace App.UI.Sections.FindProjects;
 
 public partial class FindProjectsView : UserControl
 {
     private IDisposable? _visibilitySubscription;
+    private IDisposable? _layoutSubscription;
 
     // Cached FindControl results — avoid repeated tree walks on every visibility update
     private Panel? _detailPanel;
     private Panel? _investPanel;
+    private ScrollableView? _projectListScrollable;
 
     /// <summary>Design-time only.</summary>
     public FindProjectsView() => InitializeComponent();
@@ -26,6 +32,7 @@ public FindProjectsView(FindProjectsViewModel vm)
         // Cache panels once
         _detailPanel = this.FindControl<Panel>("ProjectDetailPanel");
         _investPanel = this.FindControl<Panel>("InvestPagePanel");
+        _projectListScrollable = this.FindControl<ScrollableView>("ProjectListPanel");
 
         // Wire refresh button
         var refreshBtn = this.FindControl<Button>("RefreshProjectsButton");
@@ -44,6 +51,18 @@ public FindProjectsView(FindProjectsViewModel vm)
         // Manage visibility of the project list panel based on ViewModel state
         DataContextChanged += (_, _) => SubscribeToVisibility();
         SubscribeToVisibility();
+
+        // ── Responsive layout: adjust bottom padding for tab bar clearance ──
+        _layoutSubscription = LayoutModeService.Instance.WhenAnyValue(x => x.IsCompact)
+            .Subscribe(isCompact => ApplyResponsiveLayout(isCompact));
+    }
+
+    private void ApplyResponsiveLayout(bool isCompact)
+    {
+        if (_projectListScrollable != null)
+            _projectListScrollable.ContentPadding = isCompact
+                ? new Thickness(16, 16, 16, 96)
+                : new Thickness(24);
     }
 
     private void SubscribeToVisibility()
@@ -70,6 +89,17 @@ private void SubscribeToVisibility()
 
                   if (_investPanel != null)
                       _investPanel.IsVisible = hasInvest;
+
+                  // Publish detail view state to ShellViewModel for mobile sub-tab/back-button visibility
+                  var shell = this.FindAncestorOfType<ShellView>();
+                  if (shell?.DataContext is ShellViewModel shellVm)
+                  {
+                      shellVm.IsProjectDetailOpen = hasProject && !hasInvest;
+                      shellVm.IsInvestPageOpen = hasInvest;
+                      if (hasProject && tuple.Item1 != null)
+                          shellVm.ProjectDetailActionVerb = Shared.ProjectTypeTerminology.ActionVerb(
+                              Shared.ProjectTypeExtensions.FromDisplayString(tuple.Item1.ProjectType));
+                  }
               });
         }
     }
@@ -87,6 +117,8 @@ protected override void OnDetachedFromLogicalTree(LogicalTreeAttachmentEventArgs
     {
         _visibilitySubscription?.Dispose();
         _visibilitySubscription = null;
+        _layoutSubscription?.Dispose();
+        _layoutSubscription = null;
         base.OnDetachedFromLogicalTree(e);
     }