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

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

@@ -156,8 +156,12 @@
                   </Border>
                 </StackPanel>
 
-                <!-- The command, on the surface every block of monospace in this design is drawn on. -->
-                <Border Classes="output" CornerRadius="9" Padding="11,9">
+                <!-- The command, on the surface every block of monospace in this design is drawn on.
+                     No radius override any more: it diverged from Border.output's own 14 under v2 for a
+                     smaller card-nested block, and now that the style's own value has moved to 12 there is
+                     no gap left worth a second number for — it takes the class's, like every other output
+                     block on this head. -->
+                <Border Classes="output" Padding="11,9">
                   <TextBlock Classes="mono" FontSize="11" Text="{Binding Preview}"
                              Foreground="{StaticResource Text}" TextTrimming="CharacterEllipsis" />
                 </Border>
@@ -174,8 +178,12 @@
       second column to put it in. Both buttons name the terminal — "TYPE INTO pg-primary" — because on a
       phone the tab strip may be scrolled away and "whatever is in the terminal receives this" is not a
       sentence anybody should have to guess the subject of.
+
+      DeepChrome rather than Chrome, since v5: this bar is chrome furniture in the same sense the bottom
+      nav bar it sits above is — a raised strip of frame rather than a pane of content — and joins the same
+      DeepChrome decision PhoneShell's header, strip and bar made. See the remark there.
     -->
-    <Border Grid.Row="4" IsVisible="{Binding HasSelection}" Background="{StaticResource Chrome}"
+    <Border Grid.Row="4" IsVisible="{Binding HasSelection}" Background="{StaticResource DeepChrome}"
             BorderBrush="{StaticResource Border}" BorderThickness="0,1,0,0" Padding="14,12"
             IsEnabled="{Binding !IsEditing}">
       <StackPanel Spacing="9">