Repaint the phone's chrome, radii and accent to the v5 vocabulary

src/DodoSSH.Client.Android/Views/RecoveryCodeScreen.axaml

@@ -36,8 +36,16 @@
         good way to read a code and a bad way to copy one: a user who cannot select it will photograph the
         screen, and that is a worse home for it than their clipboard.
       -->
+      <!--
+        ◆ CornerRadius 12, not 6. Its padding, 14,13, is Border.card's own — this box was already drawn to a
+        card's proportions, in every dimension but the corner — so under v2's ladder 6 was an outlier this
+        file never explained. It is worse than unexplained now: v5's ladder gives 6 to a chip, and a
+        full-width box holding the one secret this whole screen exists to show is not a chip wearing a
+        card's padding by coincidence. 12 is what a card-shaped box gets on this ladder, and this one always
+        was one.
+      -->
       <Border Margin="0,20,0,0" Background="{StaticResource Field}" BorderBrush="{StaticResource BorderMid}"
-              BorderThickness="1" CornerRadius="6" Padding="14,13">
+              BorderThickness="1" CornerRadius="12" Padding="14,13">
         <SelectableTextBlock Text="{Binding RecoveryCode}"
                              FontFamily="{StaticResource MonoFont}" FontSize="14"
                              Foreground="{StaticResource Accent}"