feat(core/rust): change design of TT's success screen

[no changelog]

core/embed/rust/src/ui/model_tt/component/dialog.rs

@@ -129,7 +129,7 @@ where
     }
 
     pub fn with_description(self, description: T) -> Self {
-        self.with_text(&theme::TEXT_NORMAL_OFF_WHITE, description)
+        self.with_text(&theme::TEXT_NORMAL, description)
     }
 
     pub fn new_shares(lines: [T; 4], controls: U) -> Self {

core/embed/rust/src/ui/model_tt/layout.rs

@@ -1037,14 +1037,9 @@ extern "C" fn new_show_warning(n_args: usize, args: *const Obj, kwargs: *mut Map
 
 extern "C" fn new_show_success(n_args: usize, args: *const Obj, kwargs: *mut Map) -> Obj {
     let block = move |_args: &[Obj], kwargs: &Map| {
-        let icon = BlendedImage::new(
-            theme::IMAGE_BG_CIRCLE,
-            theme::IMAGE_FG_SUCCESS,
-            theme::SUCCESS_COLOR,
-            theme::FG,
-            theme::BG,
-        );
-        new_show_modal(kwargs, icon, theme::button_confirm())
+        // Not showing the rounded background, just the check icon
+        let icon = BlendedImage::single(theme::IMAGE_FG_SUCCESS, theme::FG, theme::BG);
+        new_show_modal(kwargs, icon, theme::button_success())
     };
     unsafe { util::try_with_args_and_kwargs(n_args, args, kwargs, block) }
 }

core/embed/rust/src/ui/model_tt/theme.rs

@@ -225,6 +225,38 @@ pub const fn button_confirm() -> ButtonStyleSheet {
     }
 }
 
+pub const fn button_success() -> ButtonStyleSheet {
+    ButtonStyleSheet {
+        normal: &ButtonStyle {
+            font: Font::BOLD,
+            text_color: FG,
+            button_color: GREY_MEDIUM,
+            background_color: BG,
+            border_color: BG,
+            border_radius: RADIUS,
+            border_width: 0,
+        },
+        active: &ButtonStyle {
+            font: Font::BOLD,
+            text_color: FG,
+            button_color: GREY_DARK,
+            background_color: BG,
+            border_color: FG,
+            border_radius: RADIUS,
+            border_width: 0,
+        },
+        disabled: &ButtonStyle {
+            font: Font::BOLD,
+            text_color: FG,
+            button_color: GREY_LIGHT,
+            background_color: BG,
+            border_color: BG,
+            border_radius: RADIUS,
+            border_width: 0,
+        },
+    }
+}
+
 pub const fn button_cancel() -> ButtonStyleSheet {
     ButtonStyleSheet {
         normal: &ButtonStyle {