diff --git a/components/UploadModal.tsx b/components/UploadModal.tsx
index 9ce3fbe..1e89ef2 100644
--- a/components/UploadModal.tsx
+++ b/components/UploadModal.tsx
@@ -51,6 +51,8 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
   const modalControlClass =
     'w-full px-4 py-2.5 text-sm rounded-lg outline-none transition-colors border bg-white dark:bg-slate-800 text-slate-900 dark:text-white border-slate-300 dark:border-slate-700 focus-visible:ring-2 focus-visible:ring-slate-200 dark:focus-visible:ring-slate-700 focus-visible:border-slate-900 dark:focus-visible:border-slate-500 placeholder:text-slate-400 dark:placeholder:text-slate-500'
   const requiredControlClass = 'bg-slate-50 dark:bg-slate-800 border-slate-400 dark:border-slate-600'
+  const uploadZoneClass = 'border border-dashed border-slate-300 dark:border-slate-600 rounded-lg p-4 transition-colors hover:border-slate-400 dark:hover:border-slate-500 hover:bg-slate-50 dark:hover:bg-slate-800 cursor-pointer'
+  const uploadTileClass = 'flex-shrink-0 rounded-lg border border-dashed border-slate-300 dark:border-slate-600 bg-white dark:bg-slate-800 flex items-center justify-center text-slate-500 dark:text-slate-400'
   const [previewImages, setPreviewImages] = useState<File[]>([]) // 多预览图（最多5张）
   const [previewUrls, setPreviewUrls] = useState<string[]>([]) // 多预览图预览URLs
   const [displayImage, setDisplayImage] = useState<File | null>(null) // PSD展示图片
@@ -1073,7 +1075,7 @@ const isVideoFile = (file: File) => {
             if (xhr.status === 413) {
               errorMsg = '文件过大，请联系管理员增加上传限制'
             } else if (xhr.status === 408 || xhr.status === 504) {
-              errorMsg = '上传超时，建议：\n1. 压缩文件后再上传\n2. 使用内网地址（更快）\n3. 分批上传大文件'
+              errorMsg = '上传超时，请压缩文件、使用内网地址或分批上传后重试'
             } else if (xhr.status >= 500) {
               errorMsg = `服务器错误 (${xhr.status})：${errorMsg}`
             }
@@ -1081,7 +1083,7 @@ const isVideoFile = (file: File) => {
             setError(errorMsg)
           } catch (parseError) {
             console.error('[UploadModal] Failed to parse error response:', parseError)
-            setError(`上传失败 (状态码: ${xhr.status})\n响应内容: ${xhr.responseText.substring(0, 200)}`)
+            setError(`上传失败，服务器返回异常（状态码：${xhr.status}），请稍后重试或联系管理员`)
           }
           setUploading(false)
           setRetryCount(0)
@@ -1101,14 +1103,14 @@ const isVideoFile = (file: File) => {
         
         // 如果上传进度已达到100%，可能实际已成功
         if (uploadProgress === 100 && isConnectionReset) {
-          errorMsg = '上传可能已完成。\n\n由于网络原因，无法确认最终状态。\n\n请执行以下操作：\n1. 刷新页面查看文件是否已上传\n2. 如果文件已存在，说明上传成功\n3. 如果未看到文件，请重新上传\n\n提示：使用内网地址上传更稳定'
+          errorMsg = '上传结果暂未确认，请刷新素材列表检查是否已经保存'
           // 3秒后自动关闭弹窗并刷新
           setTimeout(() => {
             onClose()
             window.location.reload()
           }, 5000)
         } else if (isConnectionReset) {
-          errorMsg = '网络连接中断，可能原因：\n• 文件过大导致超时\n• 网络不稳定\n• 服务器响应慢\n\n建议：\n1. 检查文件大小（压缩包建议<1GB）\n2. 使用内网地址上传（更快更稳定）\n3. 如果是大文件，尝试压缩后再上传\n4. 刷新页面检查文件是否已上传成功'
+          errorMsg = '网络连接中断，上传结果暂未确认。请刷新列表检查；如未出现，请使用内网地址或压缩后重试'
         }
         
         setError(errorMsg)
@@ -1195,10 +1197,10 @@ const isVideoFile = (file: File) => {
       >
         {savedUploadData && (
           <div className="space-y-4">
-            <h3 className="text-xl font-bold text-slate-900 dark:text-white">
-              📎 检测到未完成的上传
+            <h3 className="text-base font-semibold text-slate-900 dark:text-white">
+              检测到未完成的上传
             </h3>
-            <div className="space-y-2 rounded-2xl border border-slate-200/70 dark:border-slate-700/70 bg-slate-50 dark:bg-slate-800/40 p-4">
+            <div className="space-y-2 rounded-lg border border-slate-200 dark:border-slate-700 bg-slate-50 dark:bg-slate-800/40 p-4">
               <p className="text-xs text-slate-600 dark:text-slate-400">
                 <strong>素材类型：</strong>{savedUploadData.materialType || '未知'}
               </p>
@@ -1246,8 +1248,7 @@ const isVideoFile = (file: File) => {
       >
         <div 
           className={cn(
-            'rounded-xl max-h-[80vh] shadow-lg flex flex-col relative w-full max-w-2xl mx-auto',
-            styles.cardStyles.base
+            'max-h-[80vh] flex flex-col relative w-full max-w-2xl mx-auto rounded-lg border border-slate-200 dark:border-slate-700 bg-white dark:bg-slate-900'
           )}
           style={{ overflow: 'hidden' }}
         >
@@ -1349,7 +1350,7 @@ const isVideoFile = (file: File) => {
               </label>
               <div 
                 ref={previewDropZoneRef}
-                className="border border-dashed border-slate-300/60 dark:border-slate-600/60 rounded-2xl p-4 transition-colors hover:border-slate-400/80 dark:hover:border-slate-500/80 hover:bg-slate-50/50 dark:hover:bg-slate-700/30 cursor-pointer"
+                className={uploadZoneClass}
                 onDragEnter={handlePreviewDragEnter}
                 onDragLeave={handlePreviewDragLeave}
                 onDragOver={handlePreviewDragOver}
@@ -1366,19 +1367,19 @@ const isVideoFile = (file: File) => {
                 />
                 {previewImages.length === 0 ? (
                   <div className="flex flex-wrap items-center gap-4 sm:flex-nowrap">
-                    <div className="w-16 h-16 sm:w-20 sm:h-20 flex-shrink-0 rounded-xl border-2 border-dashed border-slate-300/80 dark:border-slate-600/80 flex items-center justify-center text-slate-500 dark:text-slate-400 bg-white/40 dark:bg-slate-800/40">
+                    <div className={cn(uploadTileClass, 'w-14 h-14 sm:w-16 sm:h-16')}>
                       <svg className="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                         <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
                       </svg>
                     </div>
                     <div className="text-left flex-1 min-w-[200px] space-y-1">
                       <p className="text-xs font-medium text-slate-700 dark:text-slate-300">
-                        点击或拖拽上传{isVideoTemplate ? '视频封面（可选，最多5张）' : '预览图（最多5张）'}
+                        上传{isVideoTemplate ? '视频封面（可选，最多5张）' : '预览图（最多5张）'}
                       </p>
                       <p className="text-[10px] text-slate-500 dark:text-slate-500">
                         {isVideoTemplate 
-                          ? '支持 JPG、PNG、WebP 等格式。如不上传，系统将自动从视频中截取封面图'
-                          : '支持 JPG、PNG、WebP 等格式，可直接拖拽图片到此区域'}
+                          ? '支持 JPG、PNG、WebP；不上传时系统会尝试自动截取封面'
+                          : '支持 JPG、PNG、WebP，可拖拽上传'}
                       </p>
                       <button
                         type="button"
@@ -1410,10 +1411,10 @@ const isVideoFile = (file: File) => {
                             className={cn(
                               'relative group cursor-grab active:cursor-grabbing',
                               draggingPreviewIndex === index &&
-                                'ring-2 ring-slate-500 rounded-xl'
+                                'ring-2 ring-slate-500 rounded-lg'
                             )}
                           >
-                            <div className="relative w-full aspect-square rounded-xl overflow-hidden border-2 border-slate-200 dark:border-slate-600 bg-white dark:bg-slate-800">
+                            <div className="relative w-full aspect-square rounded-lg overflow-hidden border border-slate-200 dark:border-slate-600 bg-white dark:bg-slate-800">
                               <Image
                                 src={previewUrls[index]}
                                 alt={`Preview ${index + 1}`}
@@ -1432,7 +1433,7 @@ const isVideoFile = (file: File) => {
                                   e.stopPropagation()
                                   removePreviewImage(index)
                                 }}
-                                className="absolute top-1 right-1 w-5 h-5 bg-red-500 text-white rounded-full opacity-0 group-hover:opacity-100 transition-opacity flex items-center justify-center text-xs"
+                                className="absolute top-1 right-1 w-5 h-5 bg-red-500 text-white rounded-md opacity-0 group-hover:opacity-100 transition-opacity flex items-center justify-center text-xs"
                               >
                                 ×
                               </button>
@@ -1446,7 +1447,7 @@ const isVideoFile = (file: File) => {
                               e.stopPropagation()
                               previewInputRef.current?.click()
                             }}
-                            className="w-full aspect-square rounded-xl border-2 border-dashed border-slate-300/80 dark:border-slate-600/80 flex flex-col items-center justify-center gap-2 text-slate-500 dark:text-slate-400 bg-white/40 dark:bg-slate-800/40 hover:border-blue-400 hover:text-blue-500 dark:hover:border-blue-500 dark:hover:text-blue-400 transition-colors"
+                            className="w-full aspect-square rounded-lg border border-dashed border-slate-300 dark:border-slate-600 flex flex-col items-center justify-center gap-2 text-slate-500 dark:text-slate-400 bg-white dark:bg-slate-800 hover:border-slate-400 hover:text-slate-700 dark:hover:border-slate-500 dark:hover:text-slate-200 transition-colors"
                           >
                             <svg className="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                               <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
@@ -1463,7 +1464,7 @@ const isVideoFile = (file: File) => {
                         已上传 {previewImages.length}/5 张，第一张自动设为{isVideoTemplate ? '视频封面' : '卡片封面'}
                       </p>
                       <p className="text-[10px] text-slate-500 dark:text-slate-500 mt-0.5">
-                        支持 JPG、PNG、WebP 等格式，可直接拖拽图片到此区域
+                        支持 JPG、PNG、WebP，可拖拽调整顺序
                       </p>
                     </div>
                   </>
@@ -1481,8 +1482,8 @@ const isVideoFile = (file: File) => {
                 <div
                   ref={displayImageDropZoneRef}
                   className={cn(
-                    'border border-dashed rounded-2xl p-4 transition-colors hover:border-slate-400/80 dark:hover:border-slate-500/80 hover:bg-slate-50/50 dark:hover:bg-slate-700/30 cursor-pointer',
-                    isDisplayImageDragging ? 'border-blue-500 bg-blue-50/50 dark:bg-blue-900/20' : 'border-slate-300/60 dark:border-slate-600/60'
+                    uploadZoneClass,
+                    isDisplayImageDragging ? 'border-slate-500 bg-slate-50 dark:bg-slate-800' : ''
                   )}
                   onDragEnter={handleDisplayImageDragEnter}
                   onDragLeave={handleDisplayImageDragLeave}
@@ -1492,12 +1493,12 @@ const isVideoFile = (file: File) => {
                 >
                   <div className="flex items-center justify-center space-x-4">
                     {displayImageUrl ? (
-                      <div className="relative w-20 h-20 md:w-24 md:h-24 rounded-2xl overflow-hidden border-2 border-slate-200 dark:border-slate-600 flex-shrink-0">
+                      <div className="relative w-16 h-16 md:w-20 md:h-20 rounded-lg overflow-hidden border border-slate-200 dark:border-slate-600 flex-shrink-0">
                         <Image src={displayImageUrl} alt="PSD 展示图" fill unoptimized className="object-cover" />
                       </div>
                     ) : (
-                      <div className="w-20 h-20 md:w-24 md:h-24 rounded-2xl bg-slate-100 dark:bg-slate-800 flex items-center justify-center flex-shrink-0 shadow-inner">
-                        <svg className="w-10 h-10 text-slate-400 dark:text-slate-500" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                      <div className="w-16 h-16 md:w-20 md:h-20 rounded-lg bg-slate-100 dark:bg-slate-800 flex items-center justify-center flex-shrink-0">
+                        <svg className="w-8 h-8 text-slate-400 dark:text-slate-500" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                           <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={1.5} d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z" />
                         </svg>
                       </div>
@@ -1510,9 +1511,8 @@ const isVideoFile = (file: File) => {
                         accept="image/*"
                         className="hidden"
                       />
-                      <p className="text-xs font-medium text-slate-700 dark:text-slate-300">点击或拖拽上传 PSD 展示图</p>
-                      <p className="text-[10px] text-slate-500 dark:text-slate-500 mt-0.5">建议上传详情页第一屏，支持 JPG/PNG/WebP</p>
-                      <p className="text-[10px] text-blue-600 dark:text-blue-400 mt-1">第一张图会自动作为预览图，超高图片会自动切割</p>
+                      <p className="text-xs font-medium text-slate-700 dark:text-slate-300">上传 PSD 展示图</p>
+                      <p className="text-[10px] text-slate-500 dark:text-slate-500 mt-0.5">支持 JPG、PNG、WebP；超高图片会自动切割</p>
                     </div>
                   </div>
                 </div>
@@ -1534,7 +1534,7 @@ const isVideoFile = (file: File) => {
               </label>
               <div 
                 ref={dropZoneRef}
-                className="border border-dashed border-slate-300/60 dark:border-slate-600/60 rounded-2xl p-4 transition-colors hover:border-slate-400/80 dark:hover:border-slate-500/80 hover:bg-slate-50/50 dark:hover:bg-slate-700/30 cursor-pointer"
+                className={uploadZoneClass}
                 onDragEnter={handleDragEnter}
                 onDragLeave={handleDragLeave}
                 onDragOver={handleDragOver}
@@ -1572,7 +1572,7 @@ const isVideoFile = (file: File) => {
                         className="hidden"
                       />
                       <p className="text-xs text-slate-600 dark:text-slate-400">
-                        点击或拖拽上传{isVideoTemplate ? '视频文件' : isAudioTemplate ? '音频文件' : '素材压缩包'}
+                        上传{isVideoTemplate ? '视频文件' : isAudioTemplate ? '音频文件' : '素材压缩包'}
                       </p>
                       <p className="text-[10px] text-slate-500 dark:text-slate-500 mt-0.5">
                         {isVideoTemplate ? '支持 MP4、MOV、AVI、MKV、WebM 等常见视频格式' : isAudioTemplate ? '支持 MP3、WAV、FLAC、AAC、M4A 等常见音频格式' : '支持 ZIP、RAR、7Z 等压缩格式'}
@@ -1612,7 +1612,7 @@ const isVideoFile = (file: File) => {
                 )}
                 {uploadComplete && (
                   <div className="text-sm text-green-600 dark:text-green-400 text-center font-medium">
-                    ✓ 上传成功，正在关闭...
+                    上传成功，正在关闭...
                   </div>
                 )}
               </div>
diff --git a/components/ui/Modal.tsx b/components/ui/Modal.tsx
index 47c7cf1..733c36c 100644
--- a/components/ui/Modal.tsx
+++ b/components/ui/Modal.tsx
@@ -18,7 +18,7 @@ import { useThemeStyles, cn } from '@/lib/ui-styles'
 
 export type ModalSize = 'xs' | 'small' | 'medium' | 'large' | 'xlarge' | 'xxlarge' | 'fullscreen'
 
-const MODAL_BORDER_RADIUS = 32
+const MODAL_BORDER_RADIUS = 12
 
 const sizeStyleMap: Record<ModalSize, CSSProperties> = {
   xs: { width: 'min(90vw, 20rem)', maxWidth: '20rem' },
diff --git a/docs/商业化地基排查问题清单_20260524.md b/docs/商业化地基排查问题清单_20260524.md
index 3e20737..f998d84 100644
--- a/docs/商业化地基排查问题清单_20260524.md
+++ b/docs/商业化地基排查问题清单_20260524.md
@@ -1062,10 +1062,9 @@ NAS 私有化系统可能在平板或窄屏浏览器里使用。模板编辑器
 证据：
 
 - `components/UploadModal.tsx:50`：已完成第一轮收口，动态模板字段统一使用中性输入框样式。
-- `components/UploadModal.tsx:1196`：恢复上传提示已去掉可见 emoji。
-- `components/UploadModal.tsx:1233`：上传弹窗内部外壳已从 `rounded-apple`、`shadow-apple-lg` 收为普通圆角和轻阴影。
-- `components/UploadModal.tsx:1245`：上传提示已改为普通文字，不再使用 emoji。
-- `components/UploadModal.tsx:1499`：PSD 展示图提示已去掉 emoji。
+- `components/ui/Modal.tsx`：统一弹窗硬编码圆角已从 32px 收到 12px，避免默认弹窗继续呈现大圆角展示页风格。
+- `components/UploadModal.tsx`：已完成第二轮收口，恢复上传提示去掉 emoji，内部外壳去掉额外重阴影和卡片套卡片，上传区从大圆角虚线卡片收为普通 `rounded-lg` dropzone。
+- `components/UploadModal.tsx`：预览图、PSD 展示图和素材文件上传说明已压短，不再重复“点击或拖拽/支持格式”长提示；网络失败提示也改为一句明确结果和下一步。
 - `components/UploadModal.tsx:1661`、`components/UploadModal.tsx:1812`：必填字段不再使用蓝色渐变背景和大阴影，改为边框/浅底提示。
 - `components/EditMaterialModal.tsx:240`：编辑弹窗必填标识同样使用紫蓝渐变胶囊。
 - `components/EditMaterialModal.tsx:265`：编辑输入框也有必填渐变背景。