优化冷启动流程：Launch Screen 对齐 Splash，仅阻塞 rolePermissions。

移除 SplashCoordinator，bootstrap 期间用 SplashView 覆盖避免空白闪屏，其余账号数据改为后台补充刷新。

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkan/Features/Splash/Views/SplashView.swift

@@ -7,7 +7,7 @@
 
 import SwiftUI
 
-/// 启动页视图，对齐 Android `activity_splash.xml` 的品牌展示布局。
+/// 启动页视图，在冷启动恢复登录态期间展示，与 Launch Screen 保持相同品牌布局。
 struct SplashView: View {
     var body: some View {
         ZStack {
@@ -24,15 +24,14 @@ struct SplashView: View {
                     .accessibilityIdentifier("splash.logo")
 
                 Text("随心瞰")
-                    .font(.system(size: 40, weight: .bold))
-                    .italic()
+                    .font(SplashTypography.titleFont)
                     .foregroundStyle(AppDesign.primary)
                     .accessibilityIdentifier("splash.title")
 
                 Spacer()
 
                 Text("商家版")
-                    .font(.system(size: 20, weight: .bold))
+                    .font(SplashTypography.subtitleFont)
                     .foregroundStyle(AppDesign.primary)
                     .padding(.bottom, 32)
                     .accessibilityIdentifier("splash.subtitle")