diff --git a/app/(admin)/settings/admin-settings-client.tsx b/app/(admin)/settings/admin-settings-client.tsx
index 0989ae7b6..9d6f28879 100644
--- a/app/(admin)/settings/admin-settings-client.tsx
+++ b/app/(admin)/settings/admin-settings-client.tsx
@@ -2316,7 +2316,11 @@ export function AdminSettingsClient() {
         {/* 用户管理 */}
         <TabsContent value="users" className="mt-6">
           <Card>
-            <CardContent className="pt-6">
+            <CardHeader>
+              <CardTitle className="text-xl">用户管理</CardTitle>
+              <CardDescription>管理所有注册用户及其权限与积分</CardDescription>
+            </CardHeader>
+            <CardContent>
               {/* 搜索框和同步按钮 */}
               <div className="mb-4 flex flex-col sm:flex-row gap-3 sm:items-center sm:justify-between">
                 <Input
@@ -2750,7 +2754,7 @@ export function AdminSettingsClient() {
 
           {/* 图片详情弹窗 */}
           <Dialog open={!!selectedImage} onOpenChange={(open) => !open && setSelectedImage(null)}>
-            <DialogContent className="max-w-2xl">
+            <DialogContent className="max-w-3xl max-h-[85vh] overflow-y-auto">
               <DialogHeader>
                 <DialogTitle className="flex items-center gap-2">
                   {selectedImage?.recordType === "video" ? "视频详情" : "图片详情"}
@@ -2801,7 +2805,13 @@ export function AdminSettingsClient() {
                     </div>
                     <div>
                       <Label className="text-muted-foreground">模型</Label>
-                      <p>{selectedImage.modelId || "未知"}</p>
+                      <p>
+                        {analyticsData?.modelDetailStats?.find(
+                          (s) => s.modelId === selectedImage.modelId
+                        )?.modelName ||
+                          selectedImage.modelId ||
+                          "未知"}
+                      </p>
                     </div>
                     {selectedImage.recordType !== "video" ? (
                       <div>
@@ -3382,7 +3392,11 @@ export function AdminSettingsClient() {
         {/* 网站设置 */}
         <TabsContent value="site" className="mt-6">
           <Card>
-            <CardContent className="space-y-6 pt-6">
+            <CardHeader>
+              <CardTitle className="text-xl">网站基本设置</CardTitle>
+              <CardDescription>配置网站名称、LOGO、功能开关等</CardDescription>
+            </CardHeader>
+            <CardContent className="space-y-6">
               <div className="space-y-2">
                 <Label htmlFor="siteName">网站名称</Label>
                 <Input
@@ -5427,7 +5441,11 @@ export function AdminSettingsClient() {
 
         <TabsContent value="questions" className="mt-6">
           <Card>
-            <CardContent className="space-y-4 pt-6">
+            <CardHeader>
+              <CardTitle className="text-xl">快捷短语</CardTitle>
+              <CardDescription>配置聊天输入框下方的预设快捷提问</CardDescription>
+            </CardHeader>
+            <CardContent className="space-y-4">
               {questions.map((q, index) => (
                 <div key={index} className="flex gap-2">
                   <Input
@@ -5458,7 +5476,11 @@ export function AdminSettingsClient() {
         {/* 认证设置 */}
         <TabsContent value="auth" className="mt-6">
           <Card>
-            <CardContent className="space-y-6 pt-6">
+            <CardHeader>
+              <CardTitle className="text-xl">登录认证</CardTitle>
+              <CardDescription>配置开放注册、钉钉登录与Google登录</CardDescription>
+            </CardHeader>
+            <CardContent className="space-y-6">
               <div className="flex items-center justify-between">
                 <div className="space-y-0.5">
                   <Label>开放注册</Label>
@@ -5673,7 +5695,11 @@ export function AdminSettingsClient() {
         {/* 系统通知设置 */}
         <TabsContent value="notification" className="mt-6">
           <Card>
-            <CardContent className="space-y-6 pt-6">
+            <CardHeader>
+              <CardTitle className="text-xl">系统通知</CardTitle>
+              <CardDescription>发布全站公告通知，用户进入系统时可见</CardDescription>
+            </CardHeader>
+            <CardContent className="space-y-6">
               <div className="flex items-center gap-2">
                 <Switch
                   id="notification-enabled"
@@ -6525,49 +6551,63 @@ export function AdminSettingsClient() {
           {/* 抠图API配置 */}
           <Card>
             <CardHeader>
-              <CardTitle>抠图API配置</CardTitle>
+              <CardTitle className="text-xl">抠图API配置</CardTitle>
               <CardDescription>
                 配置背景移除API，用于画图标注功能中的抠图处理。支持自部署RMBG、PhotoRoom和AOS云服务。
               </CardDescription>
             </CardHeader>
             <CardContent className="space-y-6 pt-6">
               {/* 服务提供商选择 */}
-              <div className="space-y-2">
+              <div className="space-y-3">
                 <Label>抠图服务提供商</Label>
-                <div className="flex gap-4">
-                  <label className="flex items-center gap-2 cursor-pointer">
-                    <input
-                      type="radio"
-                      name="rmbgProvider"
-                      value="rmbg"
-                      checked={rmbgConfig.provider === "rmbg"}
-                      onChange={() => setRmbgConfig({ ...rmbgConfig, provider: "rmbg" })}
-                      className="w-4 h-4"
-                    />
-                    <span className="text-sm">RMBG-2.0 (自部署)</span>
-                  </label>
-                  <label className="flex items-center gap-2 cursor-pointer">
-                    <input
-                      type="radio"
-                      name="rmbgProvider"
-                      value="photoroom"
-                      checked={rmbgConfig.provider === "photoroom"}
-                      onChange={() => setRmbgConfig({ ...rmbgConfig, provider: "photoroom" })}
-                      className="w-4 h-4"
-                    />
-                    <span className="text-sm">PhotoRoom (云服务)</span>
-                  </label>
-                  <label className="flex items-center gap-2 cursor-pointer">
-                    <input
-                      type="radio"
-                      name="rmbgProvider"
-                      value="aoscdn"
-                      checked={rmbgConfig.provider === "aoscdn"}
-                      onChange={() => setRmbgConfig({ ...rmbgConfig, provider: "aoscdn" })}
-                      className="w-4 h-4"
-                    />
-                    <span className="text-sm">AOS Segmentation (云服务)</span>
-                  </label>
+                <div className="grid grid-cols-1 md:grid-cols-3 gap-4">
+                  <div
+                    className={`relative flex cursor-pointer items-center gap-3 rounded-lg border p-4 transition-all hover:bg-accent ${
+                      rmbgConfig.provider === "rmbg" ? "border-primary bg-accent ring-1 ring-primary" : ""
+                    }`}
+                    onClick={() => setRmbgConfig({ ...rmbgConfig, provider: "rmbg" })}
+                  >
+                    <div className={`flex h-4 w-4 shrink-0 items-center justify-center rounded-full border border-primary ${
+                      rmbgConfig.provider === "rmbg" ? "bg-primary text-primary-foreground" : "bg-transparent"
+                    }`}>
+                      {rmbgConfig.provider === "rmbg" && <Check className="h-3 w-3" />}
+                    </div>
+                    <div className="space-y-1">
+                      <p className="text-sm font-medium leading-none">RMBG-2.0 (自部署)</p>
+                    </div>
+                  </div>
+
+                  <div
+                    className={`relative flex cursor-pointer items-center gap-3 rounded-lg border p-4 transition-all hover:bg-accent ${
+                      rmbgConfig.provider === "photoroom" ? "border-primary bg-accent ring-1 ring-primary" : ""
+                    }`}
+                    onClick={() => setRmbgConfig({ ...rmbgConfig, provider: "photoroom" })}
+                  >
+                    <div className={`flex h-4 w-4 shrink-0 items-center justify-center rounded-full border border-primary ${
+                      rmbgConfig.provider === "photoroom" ? "bg-primary text-primary-foreground" : "bg-transparent"
+                    }`}>
+                      {rmbgConfig.provider === "photoroom" && <Check className="h-3 w-3" />}
+                    </div>
+                    <div className="space-y-1">
+                      <p className="text-sm font-medium leading-none">PhotoRoom (云服务)</p>
+                    </div>
+                  </div>
+
+                  <div
+                    className={`relative flex cursor-pointer items-center gap-3 rounded-lg border p-4 transition-all hover:bg-accent ${
+                      rmbgConfig.provider === "aoscdn" ? "border-primary bg-accent ring-1 ring-primary" : ""
+                    }`}
+                    onClick={() => setRmbgConfig({ ...rmbgConfig, provider: "aoscdn" })}
+                  >
+                    <div className={`flex h-4 w-4 shrink-0 items-center justify-center rounded-full border border-primary ${
+                      rmbgConfig.provider === "aoscdn" ? "bg-primary text-primary-foreground" : "bg-transparent"
+                    }`}>
+                      {rmbgConfig.provider === "aoscdn" && <Check className="h-3 w-3" />}
+                    </div>
+                    <div className="space-y-1">
+                      <p className="text-sm font-medium leading-none">AOS Segmentation</p>
+                    </div>
+                  </div>
                 </div>
               </div>
 
@@ -6710,10 +6750,15 @@ export function AdminSettingsClient() {
                         关闭时保持原图尺寸，开启时按主体区域裁剪。
                       </div>
                     </div>
-                    <Switch
-                      checked={rmbgConfig.aosCrop}
-                      onCheckedChange={(checked) => setRmbgConfig({ ...rmbgConfig, aosCrop: checked })}
-                    />
+                    <div className="flex items-center gap-2">
+                      <Switch
+                        checked={rmbgConfig.aosCrop}
+                        onCheckedChange={(checked) => setRmbgConfig({ ...rmbgConfig, aosCrop: checked })}
+                      />
+                      <span className="text-sm font-medium text-muted-foreground min-w-[3rem]">
+                        {rmbgConfig.aosCrop ? "已开启" : "已关闭"}
+                      </span>
+                    </div>
                   </div>
                   <div className="rounded-lg border border-indigo-200 bg-indigo-50 p-4 space-y-2">
                     <div className="text-sm font-medium text-indigo-900">AOS 说明</div>
@@ -6735,7 +6780,7 @@ export function AdminSettingsClient() {
           {/* 变清晰API配置 */}
           <Card>
             <CardHeader>
-              <CardTitle>变清晰API配置</CardTitle>
+              <CardTitle className="text-xl">变清晰API配置</CardTitle>
               <CardDescription>
                 配置图片变清晰API，用于画图标注功能中的图片增强处理。支持主API和备用API切换。
               </CardDescription>
@@ -6749,10 +6794,15 @@ export function AdminSettingsClient() {
                     启用后将使用Real-ESRGAN本地模型进行图片增强，效果更好
                   </div>
                 </div>
-                <Switch
-                  checked={enhanceConfig.useBackupApi}
-                  onCheckedChange={(checked) => setEnhanceConfig({ ...enhanceConfig, useBackupApi: checked })}
-                />
+                <div className="flex items-center gap-2">
+                  <Switch
+                    checked={enhanceConfig.useBackupApi}
+                    onCheckedChange={(checked) => setEnhanceConfig({ ...enhanceConfig, useBackupApi: checked })}
+                  />
+                  <span className="text-sm font-medium text-muted-foreground min-w-[3rem]">
+                    {enhanceConfig.useBackupApi ? "已开启" : "已关闭"}
+                  </span>
+                </div>
               </div>
 
               {/* 主API配置 */}
@@ -6930,7 +6980,7 @@ export function AdminSettingsClient() {
           {/* 图像拓展API配置 */}
           <Card>
             <CardHeader>
-              <CardTitle>图像拓展API配置</CardTitle>
+              <CardTitle className="text-xl">图像拓展API配置</CardTitle>
               <CardDescription>
                 配置阿里云Dashscope图像拓展API，用于画图标注功能中的图像智能扩展处理
               </CardDescription>
@@ -7003,7 +7053,7 @@ export function AdminSettingsClient() {
           {/* 去水印API配置 */}
           <Card>
             <CardHeader>
-              <CardTitle className="flex items-center gap-2">
+              <CardTitle className="flex items-center gap-2 text-xl">
                 <svg className="h-5 w-5" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
                   <path d="M12 2.69l5.66 5.66a8 8 0 1 1-11.31 0z" />
                   <line x1="4" y1="4" x2="20" y2="20" />
@@ -7046,7 +7096,7 @@ export function AdminSettingsClient() {
           {/* 角度编辑API配置 */}
           <Card>
             <CardHeader>
-              <CardTitle className="flex items-center gap-2">
+              <CardTitle className="flex items-center gap-2 text-xl">
                 <Move3D className="h-5 w-5" />
                 角度编辑API配置
               </CardTitle>
@@ -7063,10 +7113,15 @@ export function AdminSettingsClient() {
                     开启后用户可在图片编辑器中使用角度编辑功能
                   </div>
                 </div>
-                <Switch
-                  checked={angleEditConfig.enabled}
-                  onCheckedChange={(checked) => setAngleEditConfig({ ...angleEditConfig, enabled: checked })}
-                />
+                <div className="flex items-center gap-2">
+                  <Switch
+                    checked={angleEditConfig.enabled}
+                    onCheckedChange={(checked) => setAngleEditConfig({ ...angleEditConfig, enabled: checked })}
+                  />
+                  <span className="text-sm font-medium text-muted-foreground min-w-[3rem]">
+                    {angleEditConfig.enabled ? "已开启" : "已关闭"}
+                  </span>
+                </div>
               </div>
               
               <Separator />
@@ -7205,7 +7260,7 @@ export function AdminSettingsClient() {
           {/* 实时画布API配置 */}
           <Card>
             <CardHeader>
-              <CardTitle className="flex items-center gap-2">
+              <CardTitle className="flex items-center gap-2 text-xl">
                 <Paintbrush className="h-5 w-5" />
                 实时画布配置
               </CardTitle>
@@ -7221,12 +7276,17 @@ export function AdminSettingsClient() {
                     关闭后前端“实时画布”入口仍可显示，但会提示服务未启用。
                   </div>
                 </div>
-                <Switch
-                  checked={realtimeCanvasConfig.enabled}
-                  onCheckedChange={(checked) =>
-                    setRealtimeCanvasConfig({ ...realtimeCanvasConfig, enabled: checked })
-                  }
-                />
+                <div className="flex items-center gap-2">
+                  <Switch
+                    checked={realtimeCanvasConfig.enabled}
+                    onCheckedChange={(checked) =>
+                      setRealtimeCanvasConfig({ ...realtimeCanvasConfig, enabled: checked })
+                    }
+                  />
+                  <span className="text-sm font-medium text-muted-foreground min-w-[3rem]">
+                    {realtimeCanvasConfig.enabled ? "已开启" : "已关闭"}
+                  </span>
+                </div>
               </div>
 
               <div className="space-y-2">
@@ -7391,7 +7451,7 @@ export function AdminSettingsClient() {
           {/* 详情替换配置 */}
           <Card>
             <CardHeader>
-              <CardTitle className="flex items-center gap-2">
+              <CardTitle className="flex items-center gap-2 text-xl">
                 <Sparkles className="h-5 w-5" />
                 详情替换配置
               </CardTitle>
@@ -7408,10 +7468,15 @@ export function AdminSettingsClient() {
                     开启后用户可在图片编辑器中使用详情替换功能
                   </div>
                 </div>
-                <Switch
-                  checked={sceneFusionConfig.enabled}
-                  onCheckedChange={(checked) => setSceneFusionConfig({ ...sceneFusionConfig, enabled: checked })}
-                />
+                <div className="flex items-center gap-2">
+                  <Switch
+                    checked={sceneFusionConfig.enabled}
+                    onCheckedChange={(checked) => setSceneFusionConfig({ ...sceneFusionConfig, enabled: checked })}
+                  />
+                  <span className="text-sm font-medium text-muted-foreground min-w-[3rem]">
+                    {sceneFusionConfig.enabled ? "已开启" : "已关闭"}
+                  </span>
+                </div>
               </div>
 
               {/* 默认提示词 */}
diff --git a/components/canvas/CanvasChatPanel.tsx b/components/canvas/CanvasChatPanel.tsx
index 108cb79fd..4b890d8cd 100644
--- a/components/canvas/CanvasChatPanel.tsx
+++ b/components/canvas/CanvasChatPanel.tsx
@@ -5397,7 +5397,7 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
   }, [activeSessionTitle, projectTitle]);
 
   return (
-    <div className="relative flex h-full min-h-0 flex-col bg-background/50 backdrop-blur-sm">
+    <div className="relative flex h-full min-h-0 flex-col bg-background">
       {/* 全局遮罩提示 - 当处于画布选图模式时显示 */}
       {detailSlotPickerIndex !== null && (
         <div className="absolute inset-0 z-50 flex flex-col items-center justify-center bg-background/80 backdrop-blur-sm animate-in fade-in duration-200">
@@ -6052,7 +6052,7 @@ export function CanvasChatPanel({ chatId, initialMessages = [], onClose, onOpenF
       )}
       
       {/* 底部输入区域 - 混合输入（图片标签+文字可自由混合） */}
-      <div className="p-4 bg-background/80 backdrop-blur-md border-t">
+      <div className="p-4 bg-background border-t">
         <div
           className="relative flex flex-col bg-card rounded-3xl border transition-all duration-200 focus-within:border-primary/50 focus-within:bg-background"
           data-canvas-chat-input-anchor="true"
diff --git a/components/canvas/CanvasFileList.tsx b/components/canvas/CanvasFileList.tsx
index ac61c799d..b2125cea2 100644
--- a/components/canvas/CanvasFileList.tsx
+++ b/components/canvas/CanvasFileList.tsx
@@ -99,7 +99,7 @@ export function CanvasFileList({ open, onOpenChange, currentId }: CanvasFileList
 
   return (
     <Dialog open={open} onOpenChange={onOpenChange}>
-      <DialogContent className="max-w-md max-h-[80vh] flex flex-col p-0 gap-0 overflow-hidden bg-background/90 backdrop-blur-md">
+      <DialogContent className="max-w-md max-h-[80vh] flex flex-col p-0 gap-0 overflow-hidden bg-background">
         <DialogHeader className="p-4 border-b">
           <div className="flex items-center justify-between">
             <DialogTitle>已生成文件列表</DialogTitle>
diff --git a/components/canvas/RealtimeCanvasDialog.tsx b/components/canvas/RealtimeCanvasDialog.tsx
index 6df3d35c2..20be63e55 100644
--- a/components/canvas/RealtimeCanvasDialog.tsx
+++ b/components/canvas/RealtimeCanvasDialog.tsx
@@ -956,7 +956,7 @@ export function RealtimeCanvasDialog({
         </DialogHeader>
         {/* Top Header - Minimal */}
         <div className="absolute left-0 right-0 top-0 z-50 flex h-14 items-center justify-start px-6 bg-gradient-to-b from-black/20 to-transparent pointer-events-none">
-          <div className="pointer-events-auto flex items-center gap-3 rounded-full bg-background/80 backdrop-blur-md px-4 py-1.5 border border-border/50 shadow-sm">
+          <div className="pointer-events-auto flex items-center gap-3 rounded-full bg-background px-4 py-1.5 border border-border/50 shadow-sm">
             <span className="font-semibold text-sm">Realtime Canvas</span>
             <div className="h-4 w-[1px] bg-border" />
             <span className={cn("flex items-center gap-1.5 text-xs font-medium", statusBadge.className, "bg-transparent p-0")}>
diff --git a/components/ui/dialog.tsx b/components/ui/dialog.tsx
index f851cb832..fb6bbb8bb 100644
--- a/components/ui/dialog.tsx
+++ b/components/ui/dialog.tsx
@@ -45,7 +45,7 @@ const DialogContent = forwardRef<
       {...props}
     >
       {children}
-      <DialogPrimitive.Close className="absolute right-4 top-4 rounded-sm opacity-70 ring-offset-background transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:pointer-events-none data-[state=open]:bg-accent data-[state=open]:text-muted-foreground">
+      <DialogPrimitive.Close className="absolute right-4 top-4 z-[100] rounded-sm opacity-70 ring-offset-background transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:pointer-events-none data-[state=open]:bg-accent data-[state=open]:text-muted-foreground">
         <X className="h-4 w-4" />
         <span className="sr-only">Close</span>
       </DialogPrimitive.Close>