diff --git a/app/(admin)/settings/admin-settings-client.tsx b/app/(admin)/settings/admin-settings-client.tsx
index 47c3ec98a..85c14e0e1 100644
--- a/app/(admin)/settings/admin-settings-client.tsx
+++ b/app/(admin)/settings/admin-settings-client.tsx
@@ -2811,7 +2811,7 @@ export function AdminSettingsClient() {
 
           {/* 图片详情弹窗 */}
           <Dialog open={!!selectedImage} onOpenChange={(open) => !open && setSelectedImage(null)}>
-            <DialogContent className="max-w-3xl max-h-[85vh] overflow-y-auto">
+            <DialogContent className="max-w-3xl max-h-[85vh] overflow-y-auto bg-background">
               <DialogHeader>
                 <DialogTitle className="flex items-center gap-2">
                   {selectedImage?.recordType === "video" ? "视频详情" : "图片详情"}
@@ -6557,7 +6557,7 @@ export function AdminSettingsClient() {
                     <Plus className="mr-2 h-4 w-4" /> 添加配置
                   </Button>
                 </DialogTrigger>
-                <DialogContent>
+                <DialogContent className="bg-background">
                   <DialogHeader>
                     <DialogTitle>{editingStorage ? "编辑配置" : "添加配置"}</DialogTitle>
                   </DialogHeader>
@@ -7816,7 +7816,7 @@ export function AdminSettingsClient() {
 
       {/* 批量设置出图限额对话框 */}
       <Dialog open={showBatchLimitDialog} onOpenChange={setShowBatchLimitDialog}>
-        <DialogContent className="sm:max-w-[500px]">
+        <DialogContent className="sm:max-w-[500px] bg-background">
           <DialogHeader>
             <DialogTitle>批量设置出图限额</DialogTitle>
           </DialogHeader>
diff --git a/app/(auth)/login/page.tsx b/app/(auth)/login/page.tsx
index 40c557a21..22293503f 100644
--- a/app/(auth)/login/page.tsx
+++ b/app/(auth)/login/page.tsx
@@ -624,7 +624,7 @@ export default function Page() {
       
       {/* 系统通知弹窗 */}
       <Dialog open={showNotification} onOpenChange={setShowNotification}>
-        <DialogContent className="sm:max-w-[425px]">
+        <DialogContent className="sm:max-w-[425px] bg-background">
           <DialogHeader>
             <DialogTitle>{notification?.title || "系统通知"}</DialogTitle>
           </DialogHeader>