diff --git a/AIStudyApp/AIStudyApp/Features/Library/LibrarySubpages.swift b/AIStudyApp/AIStudyApp/Features/Library/LibrarySubpages.swift
index ab20f9b..f540001 100644
--- a/AIStudyApp/AIStudyApp/Features/Library/LibrarySubpages.swift
+++ b/AIStudyApp/AIStudyApp/Features/Library/LibrarySubpages.swift
@@ -29,7 +29,7 @@ struct CreateLibraryPage: View {
                         Text("创建").font(.system(size: 14, weight: .bold))
                     }
                     .foregroundColor(.white).frame(maxWidth: .infinity).frame(height: 52)
-                    .background(name.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty ? Color.zxHairlineStrong : ZXGradient.ctaPurple)
+                    .background(name.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty ? AnyView(Color.zxHairlineStrong) : AnyView(ZXGradient.ctaPurple))
                     .clipShape(RoundedRectangle(cornerRadius: 16))
                 }
                 .disabled(isCreating || name.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty)