diff --git a/app/api/materials/upload/route.ts b/app/api/materials/upload/route.ts
index 743a925f..a14fcbb7 100644
--- a/app/api/materials/upload/route.ts
+++ b/app/api/materials/upload/route.ts
@@ -483,9 +483,7 @@ export async function POST(request: NextRequest) {
     const rawTaskNo = (formData.get('taskNo') as string) || '';
     const taskNo = isTaskOtherMaterial ? rawTaskNo.trim().toUpperCase() : rawTaskNo;
     const rawDingtalkApprovalNo = (formData.get('dingtalkApprovalNo') as string) || '';
-    const dingtalkApprovalNo = isTaskMaterial
-      ? normalizeDingtalkApprovalNo(rawDingtalkApprovalNo)
-      : null;
+    const dingtalkApprovalNo = normalizeDingtalkApprovalNo(rawDingtalkApprovalNo);
     const rawProductModel = productModelInput || (isTaskOtherMaterial ? taskNo : '');
     const productModel = VIDEO_TYPES.has(materialType)
       ? normalizeSpuProductModel(rawProductModel)
@@ -653,13 +651,6 @@ export async function POST(request: NextRequest) {
       );
     }
 
-    if (!isTaskMaterial && rawDingtalkApprovalNo.trim()) {
-      return NextResponse.json(
-        { error: '钉钉审批编号仅适用于“任务-”素材' },
-        { status: 400 }
-      );
-    }
-
     const dingtalkApprovalNoError = getDingtalkApprovalNoError(dingtalkApprovalNo);
     if (dingtalkApprovalNoError) {
       return NextResponse.json(
@@ -1200,6 +1191,7 @@ export async function POST(request: NextRequest) {
         videoSourceUrl, // 视频类型时保存视频URL
         videoCoverUrl,
         videoProcessingStatus: videoSourceUrl ? 'pending' : null, // 视频类型时初始化为pending状态
+        dingtalkApprovalNo,
         // taskNo: 不写入,上传完成后再写入
         // taskStatus: 不写入，上传完成后再写入
         userId: (session.user as any).id,
diff --git a/components/UploadModal.task-other.test.tsx b/components/UploadModal.task-other.test.tsx
index 6fffce18..167e46c9 100644
--- a/components/UploadModal.task-other.test.tsx
+++ b/components/UploadModal.task-other.test.tsx
@@ -51,6 +51,14 @@ describe('UploadModal - 任务-其他', () => {
     }) as any
   })
 
+  test('3D场景公共上传面板应显示任务号与钉钉审批编号', async () => {
+    render(<UploadModal onClose={jest.fn()} onSuccess={jest.fn()} />)
+
+    expect(await screen.findByLabelText('任务号')).toBeInTheDocument()
+    expect(screen.getByLabelText('钉钉审批编号')).toBeInTheDocument()
+    expect(screen.getByLabelText('素材类型 *')).toHaveValue('3D场景')
+  })
+
   test('任务-其他应使用公共上传面板形式，任务号与钉钉审批编号并列显示', async () => {
     const user = userEvent.setup()
 
diff --git a/components/UploadModal.tsx b/components/UploadModal.tsx
index b67b2afa..785414ce 100644
--- a/components/UploadModal.tsx
+++ b/components/UploadModal.tsx
@@ -69,6 +69,15 @@ import {
   validateImageFiles,
 } from '@/components/upload/drag-drop-utils'
 import { getDingtalkApprovalNoError } from '@/lib/dingtalk-approval-no'
+import {
+  dropZoneActiveClass,
+  dropZoneIdleClass,
+  fieldControlClass,
+  fieldHintClass,
+  fieldLabelClass,
+  inkButtonClass,
+  outlineButtonClass,
+} from '@/components/upload/upload-field-styles'
 import {
   getSpuProductModelValidationError,
   isPlausibleSpuProductModel,
@@ -197,7 +206,6 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
   const [retryCount, setRetryCount] = useState(0)
 
   const isTaskOtherMaterial = materialType === '任务-其他'
-  const isTaskMaterial = materialType.startsWith('任务-')
   const usesDedicatedUploader = SPECIAL_UPLOAD_TYPES.includes(materialType as typeof SPECIAL_UPLOAD_TYPES[number])
   const interactionLocked = uploading || previewProcessingCount > 0
 
@@ -1646,12 +1654,10 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
       return
     }
 
-    if (isTaskMaterial) {
-      const dingtalkApprovalNoError = getDingtalkApprovalNoError(dingtalkApprovalNo)
-      if (dingtalkApprovalNoError) {
-        setError(dingtalkApprovalNoError)
-        return
-      }
+    const dingtalkApprovalNoError = getDingtalkApprovalNoError(dingtalkApprovalNo)
+    if (dingtalkApprovalNoError) {
+      setError(dingtalkApprovalNoError)
+      return
     }
     
     // 任务号为空时仅提醒，不阻止上传（已在UI中显示提醒）
@@ -1762,7 +1768,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
         productCategoryName,
         renderer: resolvedRenderer,
         taskNo: resolvedTaskNo,
-        dingtalkApprovalNo: isTaskMaterial ? dingtalkApprovalNo.trim() : '',
+        dingtalkApprovalNo: dingtalkApprovalNo.trim(),
         completedChunkUpload: chunkResult || undefined,
       })
 
@@ -1887,52 +1893,55 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
   }
 
   return (
-    <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 p-4">
-      <div 
-        className="bg-white dark:bg-gray-800 rounded-apple max-w-2xl w-full max-h-[90vh] overflow-y-auto shadow-apple-lg"
+    <div className="fixed inset-0 z-50 flex items-center justify-center bg-[#1a1c1d]/40 p-4">
+      <div
+        role="dialog"
+        aria-modal="true"
+        aria-labelledby="upload-material-title"
+        className="max-h-[90vh] w-full max-w-2xl overflow-y-auto rounded-[12px] border border-[#e7e8ea] bg-white"
       >
-
-        <div className="p-6 border-b border-gray-200 dark:border-gray-700">
-          <div className="flex items-center justify-between">
-            <h2 className="text-2xl font-bold text-gray-900 dark:text-white">上传素材</h2>
+        <div className="border-b border-[#e7e8ea] px-8 pb-5 pt-7">
+          <div className="flex items-start justify-between gap-6">
+            <div className="min-w-0">
+              <h2
+                id="upload-material-title"
+                className="text-[24px] font-semibold tracking-[-0.03em] text-[#1a1c1d]"
+              >
+                上传素材
+              </h2>
+              <p className="mt-2 text-[13px] leading-relaxed text-[#6b7075]">
+                把文件拖进虚线框即可。内网请先切到顶部提示里的内网地址，上传会更快。
+              </p>
+            </div>
             <button
               type="button"
               onClick={onClose}
               aria-label="关闭上传素材窗口"
               title="关闭"
-              className="inline-flex h-10 w-10 items-center justify-center text-2xl leading-none text-gray-400 transition-colors hover:text-gray-600 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-blue-500 dark:hover:text-gray-300"
+              className="inline-flex h-10 w-10 shrink-0 items-center justify-center rounded-[8px] text-[22px] leading-none text-[#86898e] transition-colors hover:bg-[#fafafa] hover:text-[#1a1c1d] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[#1a1c1d]/70 focus-visible:ring-offset-2"
             >
               ×
             </button>
           </div>
-          <div className="space-y-1 mt-2">
-            <p className="text-sm text-gray-500 dark:text-gray-400">
-              💡 提示：可拖拽文件到对应的虚线框内上传
-            </p>
-            <p className="text-xs text-gray-500 dark:text-gray-400">
-              提示：如在内网环境，请通过顶部提示切换到内网地址以获得更快速度
-            </p>
-          </div>
         </div>
 
-        <form onSubmit={handleSubmit} className="p-6 space-y-6">
-          {/* 素材类型 - 第一栏，让用户先选择类型 */}
+        <form onSubmit={handleSubmit} className="space-y-6 px-8 py-6">
           <div>
-            <label className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+            <label htmlFor="upload-material-type" className={fieldLabelClass}>
               素材类型 *
             </label>
             <select
+              id="upload-material-type"
               value={materialType}
               onChange={(e) => setMaterialType(e.target.value)}
               disabled={interactionLocked}
-              className="w-full px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none disabled:cursor-not-allowed disabled:opacity-60"
+              className={fieldControlClass}
             >
               {availableMaterialTypes.length > 0 ? (
                 availableMaterialTypes.map((type) => (
                   <option key={type} value={type}>{type}</option>
                 ))
               ) : (
-                // 加载中或失败时的后备选项（排除有专用上传组件的类型）
                 <>
                   {MATERIAL_TYPE_OPTIONS.filter((type) => !SPECIAL_UPLOAD_TYPES.includes(type as typeof SPECIAL_UPLOAD_TYPES[number])).map((type) => (
                     <option key={type} value={type}>{type}</option>
@@ -1942,8 +1951,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
             </select>
           </div>
 
-          {/* 专用上传器会在自己的表单内渲染任务关联字段。 */}
-          {!usesDedicatedUploader && isTaskMaterial && (
+          {!usesDedicatedUploader && (
             <TaskReferenceFields
               idPrefix="generic-task-upload"
               taskNo={taskNo}
@@ -1955,30 +1963,9 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
             />
           )}
 
-          {!usesDedicatedUploader && !isTaskMaterial && (
-            <div>
-              <label htmlFor="taskNo" className="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300">
-                任务号
-              </label>
-              <input
-                id="taskNo"
-                type="text"
-                value={taskNo}
-                onChange={(event) => setTaskNo(event.target.value)}
-                placeholder="例如：TASK202601030184"
-                className="w-full rounded-apple border border-gray-300 px-4 py-2 outline-none focus:border-gray-900 focus:ring-2 focus:ring-gray-200 dark:border-gray-600 dark:bg-gray-700 dark:text-white dark:focus:border-gray-400 dark:focus:ring-gray-600"
-                disabled={interactionLocked}
-                aria-invalid={Boolean(taskNo && !validateTaskNo(taskNo.trim().toUpperCase()))}
-              />
-              {taskNo && !validateTaskNo(taskNo.trim().toUpperCase()) && (
-                <p className="mt-1 text-sm text-red-600 dark:text-red-400">任务号格式错误</p>
-              )}
-            </div>
-          )}
-
           {/* 任务-详情上传组件 */}
           {materialType === '任务-详情' && (
-            <div className="border-t border-gray-200 dark:border-gray-700 pt-6">
+            <div className="border-t border-[#e7e8ea] pt-6">
               <ProductPackageUploader
                 onSuccess={() => {
                   onSuccess();
@@ -1997,7 +1984,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
 
           {/* 任务-视频截图上传组件 */}
           {materialType === '任务-视频截图' && (
-            <div className="border-t border-gray-200 dark:border-gray-700 pt-6">
+            <div className="border-t border-[#e7e8ea] pt-6">
               <VideoScreenshotUploader
                 onSuccess={() => {
                   onSuccess();
@@ -2016,7 +2003,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
 
           {/* 任务-页面上传组件 */}
           {materialType === '任务-页面' && (
-            <div className="border-t border-gray-200 dark:border-gray-700 pt-6">
+            <div className="border-t border-[#e7e8ea] pt-6">
               <TaskPageUploader
                 onSuccess={() => {
                   onSuccess();
@@ -2035,7 +2022,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
 
           {/* 证书-检测报告上传组件 */}
           {materialType === '证书-检测报告' && (
-            <div className="border-t border-gray-200 dark:border-gray-700 pt-6">
+            <div className="border-t border-[#e7e8ea] pt-6">
               <CertificateReportUploader
                 onSuccess={() => {
                   onSuccess();
@@ -2244,9 +2231,9 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
           
           {/* 品牌VI灵感提示：预览图会自动从PDF提取 */}
           {materialType === '品牌VI灵感' && (
-            <div className="bg-blue-50 dark:bg-blue-900/20 border border-blue-200 dark:border-blue-800 rounded-lg p-4">
-              <p className="text-sm text-blue-800 dark:text-blue-200">
-                💡 提示：系统会自动从PDF文件的第一页提取预览图，无需手动上传预览图或展示图。
+            <div className="rounded-[8px] border border-[#e7e8ea] bg-[#fafafa] p-4">
+              <p className="text-[13px] leading-relaxed text-[#6b7075]">
+                系统会从 PDF 第一页自动抽出预览图，不用再单独上传预览图或展示图。
               </p>
             </div>
           )}
@@ -2311,37 +2298,36 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
           {/* Material File（有专用上传器的任务类型不显示） */}
           {!usesDedicatedUploader && (
           <div>
-            <label className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+            <label className={fieldLabelClass}>
               素材文件 {(materialType === '模特' || materialType === '标准模型') ? '(可选)' : '*'}
-              {/* 批量上传提示 */}
               {materialType === '音乐' && (
-                <span className="text-xs text-gray-500 dark:text-gray-400 ml-2">
-                  （支持批量上传，最多100个）
+                <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                  （支持批量，最多100个）
                 </span>
               )}
               {isBatchVideoMaterialType(materialType) && (
-                <span className="text-xs text-gray-500 dark:text-gray-400 ml-2">
-                  （支持批量上传，最多8个）
+                <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                  （支持批量，最多8个）
                 </span>
               )}
               {materialType === '3D场景' && (
-                <span className="text-xs text-gray-500 dark:text-gray-400 ml-2">
-                  （支持批量上传，最多5个）
+                <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                  （支持批量，最多5个）
                 </span>
               )}
               {materialType === '买家秀图片' && (
-                <span className="text-xs text-gray-500 dark:text-gray-400 ml-2">
-                  （支持批量上传，每批次至少8张）
+                <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                  （支持批量，每批次至少8张）
                 </span>
               )}
               {materialType === '小红书种草' && (
-                <span className="text-xs text-gray-500 dark:text-gray-400 ml-2">
-                  （支持批量上传）
+                <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                  （支持批量）
                 </span>
               )}
               {materialType === '品牌VI灵感' && (
-                <span className="text-xs text-gray-500 dark:text-gray-400 ml-2">
-                  （支持批量上传，最多50个）
+                <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                  （支持批量，最多50个）
                 </span>
               )}
             </label>
@@ -2466,9 +2452,9 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
                 />
                 {/* 批量上传时显示品类选择提示 */}
                 {productCategories.length > 0 && (
-                  <div className="mb-4 bg-yellow-50 dark:bg-yellow-900/20 border border-yellow-200 dark:border-yellow-800 rounded-lg p-3">
-                    <p className="text-sm text-yellow-800 dark:text-yellow-200">
-                      ⚠️ 请在上方选择品类（所有PDF文件将使用同一个品类）
+                  <div className="mb-4 rounded-[8px] border border-[#e7e8ea] bg-[#fafafa] p-3">
+                    <p className="text-[13px] text-[#6b7075]">
+                      请在上方选择品类，这一批 PDF 会用同一个品类。
                     </p>
                   </div>
                 )}
@@ -2531,13 +2517,9 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
             <div 
               ref={dropZoneRef}
               aria-disabled={interactionLocked}
-              className={`border-2 border-dashed rounded-apple p-6 text-center transition-colors ${
+              className={`p-6 text-center ${
                 interactionLocked ? 'cursor-not-allowed opacity-60' : ''
-              } ${
-                isDragging 
-                  ? 'border-blue-500 bg-blue-50 dark:bg-blue-900/20' 
-                  : 'border-gray-300 dark:border-gray-600'
-              }`}
+              } ${isDragging ? dropZoneActiveClass : dropZoneIdleClass}`}
               onDragEnter={handleDragEnter}
               onDragLeave={handleDragLeave}
               onDragOver={handleDragOver}
@@ -2545,20 +2527,20 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
             >
               {zipFile ? (
                 <div className="space-y-2">
-                  <p className="text-gray-700 dark:text-gray-300 font-medium">{zipFile.name}</p>
-                  <p className="text-sm text-gray-500 dark:text-gray-400">
+                  <p className="font-medium text-[#1a1c1d]">{zipFile.name}</p>
+                  <p className="text-[13px] text-[#6b7075]">
                     {formatBytes(zipFile.size)}
                   </p>
                   {detectMaterialType(zipFile.name) && (
-                    <p className="text-sm text-green-600 dark:text-green-400">
-                      已自动识别类型: {detectMaterialType(zipFile.name)}
+                    <p className="text-[13px] text-[#157a4b]">
+                      已识别类型：{detectMaterialType(zipFile.name)}
                     </p>
                   )}
                   <button
                     type="button"
                     disabled={interactionLocked}
                     onClick={() => setZipFile(null)}
-                    className="text-sm text-red-600 hover:text-red-700 disabled:cursor-not-allowed disabled:opacity-50 dark:text-red-400 dark:hover:text-red-300"
+                    className="text-[13px] text-[#b42318] hover:underline disabled:cursor-not-allowed disabled:opacity-50"
                   >
                     移除
                   </button>
@@ -2589,7 +2571,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
                         type="button"
                         disabled={interactionLocked}
                         onClick={() => batchFileInputRef.current?.click()}
-                        className="btn-secondary mr-2"
+                        className={`${outlineButtonClass} mr-2`}
                       >
                         {materialType === '音乐' && '选择音乐文件（可多选）'}
                         {isBatchVideoMaterialType(materialType) && '选择视频文件（可多选，最多8个）'}
@@ -2602,11 +2584,11 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
                     type="button"
                     disabled={interactionLocked}
                     onClick={() => zipInputRef.current?.click()}
-                    className="btn-secondary"
+                    className={outlineButtonClass}
                   >
                     选择素材文件
                   </button>
-                  <p className="text-xs text-gray-500 dark:text-gray-400 mt-2">
+                  <p className={`mt-3 ${fieldHintClass}`}>
                     支持格式：
                     {materialType === '音乐' && '音频文件（.mp3 / .wav / .flac / .m4a / .aac / .ogg）'}
                     {isVideoMaterialType(materialType) &&
@@ -2626,7 +2608,7 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
 
           {/* 上传进度 */}
           {uploading && (
-            <div className="space-y-4 border-t border-gray-200 dark:border-gray-700 pt-4 mt-4">
+            <div className="mt-4 space-y-4 border-t border-[#e7e8ea] pt-4">
               <UploadProgress
                 uploading={uploading}
                 isBatchMode={isBatchMode}
@@ -2643,24 +2625,23 @@ export default function UploadModal({ onClose, onSuccess }: UploadModalProps) {
 
           {/* Error Message */}
           {error && (
-            <div role="alert" className="bg-red-50 dark:bg-red-900/20 border border-red-200 dark:border-red-800 text-red-600 dark:text-red-400 px-4 py-3 rounded-apple">
+            <div role="alert" className="rounded-[8px] border border-[#e7e8ea] bg-[#fafafa] px-4 py-3 text-[13px] text-[#b42318]">
               {error}
             </div>
           )}
 
-          {/* Buttons（有专用上传器的任务类型不显示，因为它们有自己的按钮） */}
           {!usesDedicatedUploader && (
-          <div className="flex justify-end space-x-3 pt-4">
+          <div className="flex justify-end gap-3 border-t border-[#e7e8ea] pt-5">
             <button
               type="button"
               onClick={handleCancelUpload}
-              className="btn-secondary"
+              className={outlineButtonClass}
             >
               {uploading ? '取消上传' : '取消'}
             </button>
             <button
               type="submit"
-              className="btn-primary"
+              className={inkButtonClass}
               disabled={uploading || previewProcessingCount > 0}
             >
               {uploading
diff --git a/components/upload/PreviewImageUpload.tsx b/components/upload/PreviewImageUpload.tsx
index 200aab92..4fed971d 100644
--- a/components/upload/PreviewImageUpload.tsx
+++ b/components/upload/PreviewImageUpload.tsx
@@ -2,6 +2,12 @@
 
 import Image from 'next/image'
 import { PREVIEW_OPTIONAL_TYPES } from './upload-constants'
+import {
+  dropZoneActiveClass,
+  dropZoneIdleClass,
+  fieldHintClass,
+  fieldLabelClass,
+} from './upload-field-styles'
 import VideoPreviewImageUpload from './VideoPreviewImageUpload'
 import { isVideoMaterialType } from '@/lib/video-material-types'
 
@@ -59,20 +65,16 @@ export default function PreviewImageUpload({
 
   return (
     <div>
-      <label className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+      <label className={fieldLabelClass}>
         预览图片
         {PREVIEW_OPTIONAL_TYPES.includes(materialType) ? '（可选）' : ' *'}
       </label>
       <div
         ref={previewDropZoneRef}
         aria-disabled={disabled}
-        className={`border-2 border-dashed rounded-apple p-4 transition-colors ${
+        className={`p-4 ${
           disabled ? 'cursor-not-allowed opacity-60' : ''
-        } ${
-          isPreviewDragging
-            ? 'border-blue-500 bg-blue-50 dark:bg-blue-900/20'
-            : 'border-gray-300 dark:border-gray-600'
-        }`}
+        } ${isPreviewDragging ? dropZoneActiveClass : dropZoneIdleClass}`}
         onDragEnter={onPreviewDragEnter}
         onDragLeave={onPreviewDragLeave}
         onDragOver={onPreviewDragOver}
@@ -87,10 +89,10 @@ export default function PreviewImageUpload({
           className="hidden"
           disabled={disabled}
         />
-        <div className="grid grid-cols-4 gap-4">
+        <div className="grid grid-cols-2 gap-4 md:grid-cols-4">
           {previewUrls.map((url, index) => (
-            <div key={index} className="relative group">
-              <div className="relative w-full h-32 rounded-apple overflow-hidden border-2 border-gray-200 dark:border-gray-600">
+            <div key={index} className="group relative">
+              <div className="relative h-32 w-full overflow-hidden rounded-[8px] border border-[#e7e8ea]">
                 <Image
                   src={url}
                   alt={`预览图 ${index + 1}`}
@@ -99,7 +101,7 @@ export default function PreviewImageUpload({
                   className="object-cover"
                 />
                 {index === 0 && (
-                  <div className="absolute top-1 left-1 bg-blue-500 text-white text-xs px-2 py-1 rounded">
+                  <div className="absolute left-1 top-1 bg-[#1a1c1d] px-2 py-0.5 text-[11px] tracking-[-0.02em] text-white">
                     主预览图
                   </div>
                 )}
@@ -108,7 +110,8 @@ export default function PreviewImageUpload({
                 type="button"
                 onClick={() => onRemovePreviewImage(index)}
                 disabled={disabled}
-                className="absolute -top-2 -right-2 bg-red-500 text-white rounded-full w-6 h-6 flex items-center justify-center opacity-0 group-hover:opacity-100 transition-opacity"
+                aria-label={`移除预览图 ${index + 1}`}
+                className="absolute -right-2 -top-2 flex h-6 w-6 items-center justify-center rounded-full bg-[#1a1c1d] text-white opacity-0 transition-opacity group-hover:opacity-100 focus-visible:opacity-100 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[#1a1c1d]/70"
               >
                 ×
               </button>
@@ -118,19 +121,19 @@ export default function PreviewImageUpload({
             type="button"
             onClick={() => previewInputRef.current?.click()}
             disabled={disabled}
-            className="group w-full h-32 rounded-apple bg-gray-100 dark:bg-gray-700 border-2 border-dashed border-gray-300 dark:border-gray-600 flex items-center justify-center hover:border-gray-400 dark:hover:border-gray-500 transition-colors"
+            className="group flex h-32 w-full items-center justify-center rounded-[8px] border border-dashed border-[#e7e8ea] bg-white transition-colors hover:border-[#1a1c1d] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[#1a1c1d]/70 focus-visible:ring-offset-2"
           >
-            <svg className="w-12 h-12 text-gray-400 group-hover:text-gray-500" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
+            <svg className="h-8 w-8 text-[#86898e] transition-colors group-hover:text-[#1a1c1d]" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={1.5} d="M12 4v16m8-8H4" />
             </svg>
           </button>
         </div>
         <div className="mt-3 space-y-1">
-          <p className="text-xs text-gray-500 dark:text-gray-400">
-            支持 JPG、PNG、WebP 等格式，可一次选择多张或拖拽上传
+          <p className={fieldHintClass}>
+            支持 JPG、PNG、WebP，可一次选多张或拖进来。
           </p>
-          <p className="text-xs text-blue-600 dark:text-blue-400">
-            💡 第一张图会自动作为主预览图
+          <p className={fieldHintClass}>
+            第一张图会作为主预览图。
           </p>
         </div>
       </div>
diff --git a/components/upload/TaskReferenceFields.tsx b/components/upload/TaskReferenceFields.tsx
index e1ca22d3..3be61684 100644
--- a/components/upload/TaskReferenceFields.tsx
+++ b/components/upload/TaskReferenceFields.tsx
@@ -6,6 +6,11 @@ import {
   DINGTALK_APPROVAL_NO_MAX_LENGTH,
   getDingtalkApprovalNoError,
 } from '@/lib/dingtalk-approval-no'
+import {
+  fieldControlClass,
+  fieldErrorClass,
+  fieldLabelClass,
+} from '@/components/upload/upload-field-styles'
 
 interface TaskReferenceFieldsProps {
   idPrefix: string
@@ -47,16 +52,11 @@ export default function TaskReferenceFields({
   const approvalNoError = getDingtalkApprovalNoError(dingtalkApprovalNo)
   const visibleTaskNoError = taskNoTouched ? taskNoError : null
   const visibleApprovalNoError = approvalNoTouched ? approvalNoError : null
-  const inputClassName =
-    'w-full rounded-apple border border-gray-300 px-4 py-2 outline-none focus:border-gray-900 focus:ring-2 focus:ring-gray-200 disabled:cursor-not-allowed disabled:opacity-60 dark:border-gray-600 dark:bg-gray-700 dark:text-white dark:focus:border-gray-400 dark:focus:ring-gray-600'
 
   return (
     <div className="grid grid-cols-1 gap-4 md:grid-cols-2">
       <div className="min-w-0">
-        <label
-          htmlFor={taskNoId}
-          className="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300"
-        >
+        <label htmlFor={taskNoId} className={fieldLabelClass}>
           任务号{taskNoRequired ? ' *' : ''}
         </label>
         <input
@@ -66,24 +66,21 @@ export default function TaskReferenceFields({
           onChange={(event) => onTaskNoChange(event.target.value.toUpperCase())}
           onBlur={() => setTaskNoTouched(true)}
           placeholder="例如：TASK202601030184"
-          className={inputClassName}
+          className={fieldControlClass}
           disabled={disabled}
           required={taskNoRequired}
           aria-invalid={Boolean(visibleTaskNoError)}
           aria-describedby={visibleTaskNoError ? taskNoErrorId : undefined}
         />
         {visibleTaskNoError && (
-          <p id={taskNoErrorId} className="mt-1 text-sm text-red-600 dark:text-red-400">
+          <p id={taskNoErrorId} className={fieldErrorClass}>
             {visibleTaskNoError}
           </p>
         )}
       </div>
 
       <div className="min-w-0">
-        <label
-          htmlFor={approvalNoId}
-          className="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300"
-        >
+        <label htmlFor={approvalNoId} className={fieldLabelClass}>
           钉钉审批编号
         </label>
         <input
@@ -96,13 +93,13 @@ export default function TaskReferenceFields({
           onChange={(event) => onDingtalkApprovalNoChange(event.target.value)}
           onBlur={() => setApprovalNoTouched(true)}
           placeholder="例如：202508211445000157693"
-          className={inputClassName}
+          className={fieldControlClass}
           disabled={disabled}
           aria-invalid={Boolean(visibleApprovalNoError)}
           aria-describedby={visibleApprovalNoError ? approvalNoErrorId : undefined}
         />
         {visibleApprovalNoError && (
-          <p id={approvalNoErrorId} className="mt-1 text-sm text-red-600 dark:text-red-400">
+          <p id={approvalNoErrorId} className={fieldErrorClass}>
             {visibleApprovalNoError}
           </p>
         )}
diff --git a/components/upload/UploadForm.tsx b/components/upload/UploadForm.tsx
index cdab61f8..d0742ba7 100644
--- a/components/upload/UploadForm.tsx
+++ b/components/upload/UploadForm.tsx
@@ -7,6 +7,14 @@
 
 import { useState, useEffect, useRef } from 'react'
 import { requiresCategoryAndScene, requiresProductCategoryName, requiresRenderer, shouldAutoFillGeneral } from '@/lib/material-validation'
+import {
+  fieldControlClass,
+  fieldErrorClass,
+  fieldHintClass,
+  fieldLabelClass,
+  inkButtonClass,
+  outlineButtonClass,
+} from '@/components/upload/upload-field-styles'
 import { parseSPU, type SPUParseResult } from '@/lib/spu-parser'
 import { isVideoMaterialType } from '@/lib/video-material-types'
 import {
@@ -190,7 +198,7 @@ export default function UploadForm({
     <>
       {/* SPU 或材质名称 */}
       <div>
-        <label htmlFor="productModel" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+        <label htmlFor="productModel" className={fieldLabelClass}>
           {materialType === '材质' ? '材质名称 *' : 'SPU型号 *'}
         </label>
         <input
@@ -209,16 +217,16 @@ export default function UploadForm({
           maxLength={100}
           aria-invalid={isVideoMaterialType(materialType) && productModel.length > 0 && !isPlausibleSpuProductModel(productModel)}
           aria-describedby={isVideoMaterialType(materialType) ? 'product-model-hint' : undefined}
-          className="w-full px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+          className={fieldControlClass}
           placeholder="例如：DF-A3DZ0008"
         />
         {isVideoMaterialType(materialType) && (
           <p
             id="product-model-hint"
-            className={`mt-2 text-xs ${
+            className={`mt-2 ${
               productModel && !isPlausibleSpuProductModel(productModel)
-                ? 'text-red-600 dark:text-red-400'
-                : 'text-gray-500 dark:text-gray-400'
+                ? fieldErrorClass
+                : fieldHintClass
             }`}
             role={productModel && !isPlausibleSpuProductModel(productModel) ? 'alert' : undefined}
           >
@@ -232,15 +240,15 @@ export default function UploadForm({
       {/* SKU字段（视频类素材使用） */}
       {isVideoMaterialType(materialType) && (
         <div>
-          <label htmlFor="sku" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
-            SKU <span className="text-gray-500 dark:text-gray-400 text-xs">(可选，多个SKU请用逗号分隔)</span>
+          <label htmlFor="sku" className={fieldLabelClass}>
+            SKU <span className={`ml-1 font-normal ${fieldHintClass}`}>(可选，多个用逗号分隔)</span>
           </label>
           <input
             id="sku"
             type="text"
             value={sku}
             onChange={(e) => onSkuChange?.(e.target.value)}
-            className="w-full px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+            className={fieldControlClass}
             placeholder="例如：SKU001,SKU002,SKU003"
           />
         </div>
@@ -249,11 +257,11 @@ export default function UploadForm({
       {/* 品类分类（标准模型必填，其他类型可选） */}
       {productCategories.length > 0 && (
         <div>
-          <label htmlFor="productCategoryName" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+          <label htmlFor="productCategoryName" className={fieldLabelClass}>
             品类{requiresProductCategoryName(materialType) ? ' *' : '（可选）'}
             {categoryAutoFilled && (
-              <span className="ml-2 text-xs text-green-600 dark:text-green-400 font-normal">
-                ✓ 自动识别
+              <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                已自动识别
               </span>
             )}
           </label>
@@ -262,10 +270,9 @@ export default function UploadForm({
             value={productCategoryName}
             onChange={(e) => {
               onProductCategoryChange(e.target.value)
-              // 手动修改时清除自动填充标记
               setCategoryAutoFilled(false)
             }}
-            className="w-full px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+            className={fieldControlClass}
           >
             <option value="">{requiresProductCategoryName(materialType) ? '请选择品类' : '不选择品类'}</option>
             {productCategories.map((category) => (
@@ -280,27 +287,27 @@ export default function UploadForm({
       {/* 使用店铺（品牌VI灵感不显示，其他类型按需显示） */}
       {!isBrandVI && requiresCategoryAndScene(materialType) && (
         <div>
-          <label htmlFor="categoryName" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+          <label htmlFor="categoryName" className={fieldLabelClass}>
             使用店铺 *
             {shopAutoFilled && (
-              <span className="ml-2 text-xs text-green-600 dark:text-green-400 font-normal">
-                ✓ 自动识别
+              <span className={`ml-2 font-normal ${fieldHintClass}`}>
+                已自动识别
               </span>
             )}
           </label>
           {showNewCategoryInput ? (
-            <div className="flex space-x-2">
+            <div className="flex gap-2">
               <input
                 type="text"
                 value={newCategoryName}
                 onChange={(e) => setNewCategoryName(e.target.value)}
-                className="flex-1 px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+                className={`flex-1 ${fieldControlClass}`}
                 placeholder="输入新店铺名称"
               />
               <button
                 type="button"
                 onClick={handleAddNewCategory}
-                className="btn-primary"
+                className={inkButtonClass}
               >
                 添加
               </button>
@@ -310,23 +317,22 @@ export default function UploadForm({
                   setShowNewCategoryInput(false)
                   setNewCategoryName('')
                 }}
-                className="btn-secondary"
+                className={outlineButtonClass}
               >
                 取消
               </button>
             </div>
           ) : (
-            <div className="flex space-x-2">
+            <div className="flex gap-2">
               <select
                 id="categoryName"
                 value={categoryName}
                 onChange={(e) => {
                   onCategoryChange(e.target.value)
-                  // 手动修改时清除自动填充标记
                   setShopAutoFilled(false)
                 }}
                 disabled={isAutoGeneralType}
-                className={`flex-1 px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none ${isAutoGeneralType ? 'opacity-70 cursor-not-allowed' : ''}`}
+                className={`flex-1 ${fieldControlClass} ${isAutoGeneralType ? 'cursor-not-allowed opacity-70' : ''}`}
               >
                 {isAutoGeneralType ? (
                   <option value="通用">通用</option>
@@ -344,10 +350,10 @@ export default function UploadForm({
               <button
                 type="button"
                 onClick={() => setShowNewCategoryInput(true)}
-                className="btn-secondary whitespace-nowrap"
+                className={`${outlineButtonClass} whitespace-nowrap`}
                 disabled={isAutoGeneralType}
               >
-                + 新建店铺
+                新建店铺
               </button>
             </div>
           )}
@@ -357,22 +363,22 @@ export default function UploadForm({
       {/* 场景类别（品牌VI灵感、材质类型和标准模型不需要） */}
       {!isBrandVI && requiresCategoryAndScene(materialType) && (
         <div>
-          <label htmlFor="sceneName" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+          <label htmlFor="sceneName" className={fieldLabelClass}>
             场景类别 *
           </label>
           {showNewSceneInput ? (
-            <div className="flex space-x-2">
+            <div className="flex gap-2">
               <input
                 type="text"
                 value={newSceneName}
                 onChange={(e) => setNewSceneName(e.target.value)}
-                className="flex-1 px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+                className={`flex-1 ${fieldControlClass}`}
                 placeholder="输入新场景类别"
               />
               <button
                 type="button"
                 onClick={handleAddNewScene}
-                className="btn-primary"
+                className={inkButtonClass}
               >
                 添加
               </button>
@@ -382,19 +388,19 @@ export default function UploadForm({
                   setShowNewSceneInput(false)
                   setNewSceneName('')
                 }}
-                className="btn-secondary"
+                className={outlineButtonClass}
               >
                 取消
               </button>
             </div>
           ) : (
-            <div className="flex space-x-2">
+            <div className="flex gap-2">
               <select
                 id="sceneName"
                 value={sceneName}
                 onChange={(e) => onSceneChange(e.target.value)}
                 disabled={isAutoGeneralType}
-                className={`flex-1 px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none ${isAutoGeneralType ? 'opacity-70 cursor-not-allowed' : ''}`}
+                className={`flex-1 ${fieldControlClass} ${isAutoGeneralType ? 'cursor-not-allowed opacity-70' : ''}`}
               >
                 {isAutoGeneralType ? (
                   <option value="通用">通用</option>
@@ -412,10 +418,10 @@ export default function UploadForm({
               <button
                 type="button"
                 onClick={() => setShowNewSceneInput(true)}
-                className="btn-secondary whitespace-nowrap"
+                className={`${outlineButtonClass} whitespace-nowrap`}
                 disabled={isAutoGeneralType}
               >
-                + 新建场景类别
+                新建场景
               </button>
             </div>
           )}
@@ -425,14 +431,14 @@ export default function UploadForm({
       {/* 平台分类（可选，品牌VI灵感不显示，其他类型按需显示） */}
       {!isBrandVI && platforms.length > 0 && !requiresProductCategoryName(materialType) && (
         <div>
-          <label htmlFor="platformName" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+          <label htmlFor="platformName" className={fieldLabelClass}>
             平台分类（可选）
           </label>
           <select
             id="platformName"
             value={platformName}
             onChange={(e) => onPlatformChange(e.target.value)}
-            className="w-full px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+            className={fieldControlClass}
           >
             <option value="">不选择平台</option>
             {platforms.map((platform) => (
@@ -447,14 +453,14 @@ export default function UploadForm({
       {/* 渲染器（仅3D场景显示） */}
       {requiresRenderer(materialType) && (
         <div>
-          <label htmlFor="renderer" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+          <label htmlFor="renderer" className={fieldLabelClass}>
             渲染器 *
           </label>
           <select
             id="renderer"
             value={renderer}
             onChange={(e) => onRendererChange(e.target.value)}
-            className="w-full px-4 py-2 rounded-apple border border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-white focus:border-gray-900 dark:focus:border-gray-400 focus:ring-2 focus:ring-gray-200 dark:focus:ring-gray-600 outline-none"
+            className={fieldControlClass}
           >
             <option value="CR">CR</option>
             <option value="VR">VR</option>
@@ -465,11 +471,11 @@ export default function UploadForm({
 
       {/* 标准模型说明 */}
       {requiresProductCategoryName(materialType) && (
-        <div className="bg-blue-50 dark:bg-blue-900/20 border border-blue-200 dark:border-blue-800 rounded-apple p-4">
-          <p className="text-sm text-blue-700 dark:text-blue-300 font-medium mb-2">
-            💡 标准模型类型说明：
+        <div className="rounded-[8px] border border-[#e7e8ea] bg-[#fafafa] p-4">
+          <p className="mb-2 text-[13px] font-medium text-[#1a1c1d]">
+            标准模型怎么传
           </p>
-          <ul className="text-xs text-blue-600 dark:text-blue-400 space-y-1 list-disc list-inside">
+          <ul className={`list-inside list-disc space-y-1 ${fieldHintClass}`}>
             <li>以产品型号（SPU）为基准创建模型合集</li>
             <li>上传时只需填写 SPU 型号和预览图</li>
             <li>创建后在详情页添加各个 SKU 的模型文件</li>
diff --git a/components/upload/upload-field-styles.ts b/components/upload/upload-field-styles.ts
new file mode 100644
index 00000000..c4040c82
--- /dev/null
+++ b/components/upload/upload-field-styles.ts
@@ -0,0 +1,21 @@
+export const fieldLabelClass =
+  'mb-2 block text-[13px] font-medium tracking-[-0.02em] text-[#1a1c1d]'
+
+export const fieldHintClass = 'text-[12px] leading-relaxed text-[#86898e]'
+
+export const fieldControlClass =
+  'w-full rounded-[8px] border border-[#e7e8ea] bg-white px-4 py-2.5 text-[14px] tracking-[-0.02em] text-[#1a1c1d] placeholder:text-[#86898e] outline-none transition-colors focus:border-[#1a1c1d] focus-visible:ring-2 focus-visible:ring-[#1a1c1d]/70 focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-60'
+
+export const fieldErrorClass = 'mt-1 text-[13px] text-[#b42318]'
+
+export const inkButtonClass =
+  'inline-flex h-11 items-center justify-center rounded-[8px] bg-[#1a1c1d] px-6 text-[14px] font-medium tracking-[-0.02em] text-white transition-colors hover:bg-[#2a2d2f] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[#1a1c1d]/70 focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50'
+
+export const outlineButtonClass =
+  'inline-flex h-11 items-center justify-center rounded-[8px] border border-[#1a1c1d] bg-white px-6 text-[14px] font-medium tracking-[-0.02em] text-[#1a1c1d] transition-colors hover:bg-[#1a1c1d] hover:text-white focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[#1a1c1d]/70 focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50'
+
+export const dropZoneIdleClass =
+  'rounded-[12px] border border-dashed border-[#e7e8ea] bg-[#fafafa] transition-colors'
+
+export const dropZoneActiveClass =
+  'rounded-[12px] border border-dashed border-[#1a1c1d] bg-[#eef0fa] transition-colors'
diff --git a/lib/__tests__/material-update.test.ts b/lib/__tests__/material-update.test.ts
index 4f9ffd11..7154873e 100644
--- a/lib/__tests__/material-update.test.ts
+++ b/lib/__tests__/material-update.test.ts
@@ -816,8 +816,12 @@ describe('material-update shared rules', () => {
     expect(prisma.material.update).not.toHaveBeenCalled()
   })
 
-  test('非任务素材不能写入钉钉审批编号', async () => {
+  test('3D场景可以写入钉钉审批编号', async () => {
     ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(baseMaterial)
+    ;(prisma.material.update as jest.Mock).mockImplementation(async ({ data }) => ({
+      ...baseMaterial,
+      ...data,
+    }))
 
     const result = await updateMaterialWithSharedRules({
       materialId: 'material-1',
@@ -834,11 +838,14 @@ describe('material-update shared rules', () => {
       },
     })
 
-    expect(result).toEqual({
-      error: '钉钉审批编号仅适用于“任务-”素材',
-      status: 400,
+    expect('error' in result).toBe(false)
+    expect(prisma.material.update).toHaveBeenCalledWith({
+      where: { id: 'material-1' },
+      data: expect.objectContaining({
+        materialType: '3D场景',
+        dingtalkApprovalNo: '202508211445000157693',
+      }),
     })
-    expect(prisma.material.update).not.toHaveBeenCalled()
   })
 
   test('任务-详情编辑时应按已有资产自动回写 isFullSet', async () => {
diff --git a/lib/material-type-options.ts b/lib/material-type-options.ts
index 18499e8f..01d46b00 100644
--- a/lib/material-type-options.ts
+++ b/lib/material-type-options.ts
@@ -60,8 +60,8 @@ export function isTaskMaterialType(materialType: string): boolean {
   return mapMaterialType(materialType).startsWith('任务-')
 }
 
-export function supportsTaskNo(materialType: string): boolean {
-  return isTaskMaterialType(materialType)
+export function supportsTaskNo(_materialType: string): boolean {
+  return true
 }
 
 export function supportsIsFullSet(materialType: string): boolean {
diff --git a/lib/material-update.ts b/lib/material-update.ts
index c8e4947f..d1ec6c66 100644
--- a/lib/material-update.ts
+++ b/lib/material-update.ts
@@ -236,13 +236,6 @@ async function updateMaterialWithSharedRulesLocked(options: UpdateMaterialOption
     }
   }
 
-  if (dingtalkApprovalNo && !materialType.startsWith('任务-')) {
-    return {
-      error: '钉钉审批编号仅适用于“任务-”素材',
-      status: 400 as const,
-    }
-  }
-
   const dingtalkApprovalNoError = getDingtalkApprovalNoError(dingtalkApprovalNo)
   if (dingtalkApprovalNoError) {
     return {
@@ -362,9 +355,7 @@ async function updateMaterialWithSharedRulesLocked(options: UpdateMaterialOption
       ? normalizeOptionalString(input.renderer) || material.renderer || getDefaultRenderer(materialType)
       : material.renderer,
     taskNo: hasTaskNoField ? taskNo : material.taskNo,
-    dingtalkApprovalNo: materialType.startsWith('任务-')
-      ? (hasDingtalkApprovalNoField ? dingtalkApprovalNo : material.dingtalkApprovalNo)
-      : null,
+    dingtalkApprovalNo: hasDingtalkApprovalNoField ? dingtalkApprovalNo : material.dingtalkApprovalNo,
     taskDetailSourceType:
       materialType === '任务-详情'
         ? (hasTaskDetailSourceTypeField ? taskDetailSourceType : material.taskDetailSourceType ?? null)