diff --git a/video-gen-admin/src/pages/adminReplication/components/MediaPreview.tsx b/video-gen-admin/src/pages/adminReplication/components/MediaPreview.tsx
index 8a9b9b3e..95355ed2 100644
--- a/video-gen-admin/src/pages/adminReplication/components/MediaPreview.tsx
+++ b/video-gen-admin/src/pages/adminReplication/components/MediaPreview.tsx
@@ -1,6 +1,7 @@
 import React, { useEffect, useMemo, useState } from 'react';
 import { Alert, Button, Empty, Image, Space, Typography, message } from 'antd';
 import { CopyOutlined, LinkOutlined } from '@ant-design/icons';
+import { copyToClipboard } from '../../../utils/clipboard';
 
 const RAW_API_BASE = import.meta.env.VITE_API_BASE || 'http://localhost:8000';
 const RESOURCE_BASE = RAW_API_BASE.replace(/\/api\/?$/i, '').replace(/\/$/, '');
@@ -37,12 +38,8 @@ const MediaPreview: React.FC<MediaPreviewProps> = ({
 
   const copyUrl = async () => {
     if (!resolvedUrl) return;
-    try {
-      await navigator.clipboard.writeText(resolvedUrl);
-      message.success('资源地址已复制');
-    } catch {
-      message.error('复制失败，请手动复制');
-    }
+    const ok = await copyToClipboard(resolvedUrl);
+    message.success(ok ? '资源地址已复制' : '复制失败，请手动复制');
   };
 
   const tools = resolvedUrl ? (
diff --git a/video-gen-admin/src/utils/clipboard.ts b/video-gen-admin/src/utils/clipboard.ts
new file mode 100644
index 00000000..c3b611e4
--- /dev/null
+++ b/video-gen-admin/src/utils/clipboard.ts
@@ -0,0 +1,23 @@
+/** 安全复制文本到剪贴板，兼容非 HTTPS 环境 */
+export async function copyToClipboard(text: string): Promise<boolean> {
+  try {
+    if (navigator.clipboard && typeof navigator.clipboard.writeText === 'function') {
+      await navigator.clipboard.writeText(text);
+      return true;
+    }
+    // 降级方案：使用 textarea + execCommand
+    const textarea = document.createElement('textarea');
+    textarea.value = text;
+    textarea.style.position = 'fixed';
+    textarea.style.left = '-9999px';
+    textarea.style.top = '0';
+    document.body.appendChild(textarea);
+    textarea.focus();
+    textarea.select();
+    const succeeded = document.execCommand('copy');
+    document.body.removeChild(textarea);
+    return succeeded;
+  } catch {
+    return false;
+  }
+}
diff --git a/video-gen-app/src/pages/GeneratePage.tsx b/video-gen-app/src/pages/GeneratePage.tsx
index 1b931e13..23d0f26a 100644
--- a/video-gen-app/src/pages/GeneratePage.tsx
+++ b/video-gen-app/src/pages/GeneratePage.tsx
@@ -1,4 +1,5 @@
 import React, { useEffect, useRef, useState } from "react";
+import { copyToClipboard } from "../utils/clipboard";
 import { createPortal } from "react-dom";
 import {
   Button,
@@ -2741,10 +2742,7 @@ const GeneratePage: React.FC = () => {
                           type="text"
                           size="small"
                           icon={<CopyOutlined />}
-                          onClick={() => {
-                            navigator.clipboard.writeText(editedPrompt);
-                            message.success("已复制");
-                          }}
+                          onClick={async () => { const ok = await copyToClipboard(editedPrompt); message.success(ok ? '已复制' : '复制失败'); }}
                           style={{ color: "#94a3b8" }}
                         />
                       </Tooltip>
@@ -2886,10 +2884,7 @@ const GeneratePage: React.FC = () => {
                             type="text"
                             size="small"
                             icon={<CopyOutlined />}
-                            onClick={() => {
-                              navigator.clipboard.writeText(editedPrompt);
-                              message.success("已复制");
-                            }}
+                            onClick={async () => { const ok = await copyToClipboard(editedPrompt); message.success(ok ? '已复制' : '复制失败'); }}
                             style={{ color: "#94a3b8" }}
                           />
                         </Tooltip>
@@ -3683,10 +3678,7 @@ const GeneratePage: React.FC = () => {
                                       type="text"
                                       size="small"
                                       icon={<CopyOutlined />}
-                                      onClick={() => {
-                                        navigator.clipboard.writeText(prompt);
-                                        message.success("已复制");
-                                      }}
+                                      onClick={async () => { const ok = await copyToClipboard(prompt); message.success(ok ? '已复制' : '复制失败'); }}
                                       style={{ color: "#94a3b8" }}
                                     />
                                   </Tooltip>
diff --git a/video-gen-app/src/pages/RecordsPage.tsx b/video-gen-app/src/pages/RecordsPage.tsx
index 6769ca6d..184ed42f 100644
--- a/video-gen-app/src/pages/RecordsPage.tsx
+++ b/video-gen-app/src/pages/RecordsPage.tsx
@@ -33,6 +33,7 @@ import { useNavigate } from 'react-router-dom';
 import { useAppStore } from '../store/useAppStore';
 import type { GenerationStatus, AspectRatio, Resolution } from '../types';
 import { formatDate } from '../utils/formatDate';
+import { copyToClipboard } from '../utils/clipboard';
 
 const statusConfig: Record<GenerationStatus, { color: string; text: string; icon: React.ReactNode }> = {
   optimizing: { color: 'processing', text: '优化中', icon: <LoadingOutlined spin /> },
@@ -300,7 +301,7 @@ const RecordsPage: React.FC = () => {
                               <Space size={4}>
                                 <Tooltip title="复制">
                                   <Button type="text" size="small" icon={<CopyOutlined />}
-                                    onClick={() => { navigator.clipboard.writeText(prompt); message.success('已复制'); }}
+                                    onClick={async () => { const ok = await copyToClipboard(prompt); message.success(ok ? '已复制' : '复制失败'); }}
                                     style={{ color: '#94a3b8' }} />
                                 </Tooltip>
                                 {record.status === 'prompt_optimized' && (
diff --git a/video-gen-app/src/utils/clipboard.ts b/video-gen-app/src/utils/clipboard.ts
new file mode 100644
index 00000000..c3b611e4
--- /dev/null
+++ b/video-gen-app/src/utils/clipboard.ts
@@ -0,0 +1,23 @@
+/** 安全复制文本到剪贴板，兼容非 HTTPS 环境 */
+export async function copyToClipboard(text: string): Promise<boolean> {
+  try {
+    if (navigator.clipboard && typeof navigator.clipboard.writeText === 'function') {
+      await navigator.clipboard.writeText(text);
+      return true;
+    }
+    // 降级方案：使用 textarea + execCommand
+    const textarea = document.createElement('textarea');
+    textarea.value = text;
+    textarea.style.position = 'fixed';
+    textarea.style.left = '-9999px';
+    textarea.style.top = '0';
+    document.body.appendChild(textarea);
+    textarea.focus();
+    textarea.select();
+    const succeeded = document.execCommand('copy');
+    document.body.removeChild(textarea);
+    return succeeded;
+  } catch {
+    return false;
+  }
+}