feat(theme): 校正 K26 预览色板与导航

lib/pages/home/home_view.dart

@@ -245,11 +245,10 @@ class _HomeTabsState extends State<_HomeTabs> {
                 items: [
                   AppBottomNavItem(
                     tabKey: const Key('tab-home'),
-                    icon: Icons.home_outlined,
-                    selectedIcon: Icons.home_rounded,
+                    icon: Icons.play_circle_outline_rounded,
+                    selectedIcon: Icons.play_circle_fill_rounded,
                     label: l10n.homeTab,
                     selected: logic.tab == 0,
-                    indicatorKey: const Key('tab-home-indicator'),
                     onTap: () => _selectTab(context, 0),
                   ),
                   AppBottomNavItem(
@@ -258,16 +257,14 @@ class _HomeTabsState extends State<_HomeTabs> {
                     selectedIcon: Icons.explore_rounded,
                     label: l10n.discoverTab,
                     selected: logic.tab == 1,
-                    indicatorKey: const Key('tab-discover-indicator'),
                     onTap: () => _selectTab(context, 1),
                   ),
                   AppBottomNavItem(
                     tabKey: const Key('tab-my'),
-                    icon: Icons.person_outline_rounded,
-                    selectedIcon: Icons.person_rounded,
+                    icon: Icons.video_library_outlined,
+                    selectedIcon: Icons.video_library_rounded,
                     label: l10n.myTab,
                     selected: logic.tab == 2,
-                    indicatorKey: const Key('tab-my-indicator'),
                     onTap: () => _selectTab(context, 2, myProfile: true),
                   ),
                 ],