feat(flutter): 精简首页标题并重做空态视觉

test/empty_state/empty_state_test.dart

@@ -23,24 +23,51 @@ void main() {
     );
 
     expect(find.byKey(const Key('empty-state-art')), findsOneWidget);
+    expect(find.byKey(const Key('empty-state-art-inner')), findsOneWidget);
     expect(find.byKey(const Key('empty-state-icon')), findsOneWidget);
     expect(find.text('No stories'), findsOneWidget);
     expect(find.text('New content will appear here.'), findsOneWidget);
     expect(
       tester.getSize(find.byKey(const Key('empty-state-art'))),
-      const Size(96, 96),
+      const Size(84, 84),
+    );
+    expect(
+      tester.getSize(find.byKey(const Key('empty-state-art-inner'))),
+      const Size(56, 56),
     );
     expect(
       tester.getSize(find.byKey(const Key('empty-state-icon'))),
-      const Size(42, 42),
+      const Size(27, 27),
+    );
+    final outer = tester.widget<Container>(
+      find.byKey(const Key('empty-state-art')),
+    );
+    final outerDecoration = outer.decoration! as BoxDecoration;
+    expect(outerDecoration.shape, BoxShape.circle);
+    expect(outerDecoration.color?.a, closeTo(0.055, 0.001));
+    expect(outerDecoration.border!.top.color.a, closeTo(0.11, 0.001));
+    final inner = tester.widget<Container>(
+      find.byKey(const Key('empty-state-art-inner')),
+    );
+    expect((inner.decoration! as BoxDecoration).color?.a, closeTo(0.11, 0.001));
+    expect(
+      tester
+          .widget<Padding>(find.byKey(const Key('empty-state-padding')))
+          .padding,
+      const EdgeInsets.symmetric(horizontal: 24, vertical: 28),
     );
     expect(
       tester
           .widget<Text>(find.byKey(const Key('empty-state-title')))
           .style
           ?.fontSize,
-      16,
+      15,
     );
+    final subtitle = tester.widget<Text>(
+      find.text('New content will appear here.'),
+    );
+    expect(subtitle.style?.fontSize, 12.5);
+    expect(tester.widget<Text>(find.text('Retry')).style?.fontSize, 13);
     expect(
       tester.getSize(find.byKey(const Key('empty-state-action'))).height,
       greaterThanOrEqualTo(44),
@@ -72,18 +99,28 @@ void main() {
 
     expect(
       tester.getSize(find.byKey(const Key('empty-state-art'))),
-      const Size(64, 64),
+      const Size(60, 60),
+    );
+    expect(
+      tester.getSize(find.byKey(const Key('empty-state-art-inner'))),
+      const Size(40, 40),
     );
     expect(
       tester.getSize(find.byKey(const Key('empty-state-icon'))),
-      const Size(28, 28),
+      const Size(21, 21),
     );
     expect(
       tester
           .widget<Text>(find.byKey(const Key('empty-state-title')))
           .style
           ?.fontSize,
-      14,
+      15,
+    );
+    expect(
+      tester
+          .widget<Padding>(find.byKey(const Key('empty-state-padding')))
+          .padding,
+      const EdgeInsets.symmetric(horizontal: 16, vertical: 16),
     );
     expect(find.byKey(const Key('empty-state-action')), findsNothing);
   });
@@ -129,7 +166,7 @@ void main() {
     final content = tester.widget<ConstrainedBox>(
       find.byKey(const Key('empty-state-content')),
     );
-    expect(content.constraints.maxWidth, 280);
+    expect(content.constraints.maxWidth, 260);
     expect(tester.takeException(), isNull);
   });
 }