Force light theme

ElementX/Sources/Application/Application.swift

@@ -32,6 +32,7 @@ struct Application: App {
     var body: some Scene {
         WindowGroup {
             appCoordinator.toPresentable()
+                .preferredColorScheme(.light) // Letro: always use the light theme
                 .statusBarHidden(shouldHideStatusBar)
                 .overlay(alignment: .top) {
                     if #available(iOS 26, *), ProcessInfo.processInfo.isiOSAppOnMac {

ElementX/Sources/Screens/Authentication/StartScreen/View/AuthenticationStartScreen.swift

@@ -202,6 +202,7 @@ struct AuthenticationStartScreen: View {
                 
                 Spacer()
                 letroAbout
+                    .foregroundStyle(.white)
                 Spacer()
                 
                 Button {
@@ -210,9 +211,12 @@ struct AuthenticationStartScreen: View {
                     }
                 } label: {
                     Text("Get Started")
+                        .frame(maxWidth: .infinity)
+                        .frame(height: 48)
+                        .background(.white)
+                        .cornerRadius(28)
                 }
-                .buttonStyle(.compound(.primary))
-                .preferredColorScheme(.dark)
+                .buttonStyle(PlainButtonStyle())
             }
         }
         .padding()
@@ -223,12 +227,10 @@ struct AuthenticationStartScreen: View {
         VStack(spacing: 16) {
             Text("Letro, Official & Secure")
                 .font(.compound.headingLGBold)
-                .foregroundColor(.compound.textPrimary)
                 .multilineTextAlignment(.center)
             
             Text("We Make Formal Communication a Reliable, Attractive Thing.")
                 .font(.compound.bodyLG)
-                .foregroundColor(.compound.textPrimary)
                 .multilineTextAlignment(.center)
         }
     }