Sync migrated iOS modules

suixinkan/Core/Design/AppDesign.swift

@@ -13,6 +13,9 @@ enum AppDesign {
     static let primarySoft = Color(hex: 0xEFF6FF)
     static let textPrimary = Color(hex: 0x1F2937)
     static let textSecondary = Color(hex: 0x6B7280)
+    static let placeholder = Color(hex: 0xA8B2C1)
+    static let success = Color(hex: 0x14964A)
+    static let warning = Color(hex: 0xFF7B00)
 }
 
 extension Color {
@@ -27,3 +30,16 @@ extension Color {
         )
     }
 }
+
+extension View {
+    /// 应用通用输入框背景、圆角和描边样式。
+    func appInputFieldStyle(cornerRadius: CGFloat, minHeight: CGFloat) -> some View {
+        padding(.horizontal, AppMetrics.Spacing.medium)
+            .frame(minHeight: minHeight)
+            .background(Color(hex: 0xF8FAFC), in: RoundedRectangle(cornerRadius: cornerRadius))
+            .overlay {
+                RoundedRectangle(cornerRadius: cornerRadius)
+                    .stroke(Color(hex: 0xE2E8F0), lineWidth: 1)
+            }
+    }
+}