diff --git a/frontend-web/src/components/assistant-ui/document-upload-popup.tsx b/frontend-web/src/components/assistant-ui/document-upload-popup.tsx
index 240b93f5..98fcdbe4 100644
--- a/frontend-web/src/components/assistant-ui/document-upload-popup.tsx
+++ b/frontend-web/src/components/assistant-ui/document-upload-popup.tsx
@@ -27,6 +27,7 @@ import { Button } from "@/components/ui/button";
 import { toast } from "sonner";
 import { getStoredAuth } from "@/core/auth";
 import { queryClient } from "@/components/query-client-provider";
+import { Checkbox } from "@/components/ui/checkbox";
 import Empty from "./empty";
 import { NetworkActor } from "./network-actor";
 
@@ -693,169 +694,402 @@ const DocumentUploadPopupContent: FC<{
                 {/* A系统基因库 */}
                 {activeTab === "A" && (
                   <div className="bg-white rounded-lg">
-                    <div className="custom-radio-group pt-[10px] ml-[10px]">
-                      {searchTypes.map((option) => (
-                        <div
-                          key={option.value}
-                          className={`custom-radio-btn ${searchType === option.value ? "active" : ""}`}
-                          onClick={() => searchTypeChange(option.value)}
-                        >
-                          {option.label}
-                        </div>
-                      ))}
-                    </div>
+                    {false && (
+                      <div className="relative pt-[10px]">
+                        <div className="relative rounded-lg border border-neutral-200 bg-white dark-theme-input ml-[10px] mr-[10px] mb-[10px] transition-colors hover:border-neutral-300">
+                          <Textarea
+                            placeholder="搜索资料..."
+                            value={searchText}
+                            onChange={(e) => setSearchText(e.target.value)}
+                            onKeyDown={async (e) => {
+                              if (e.key === "Enter" && !e.shiftKey) {
+                                e.preventDefault();
+                                await searchAChange(searchType);
+                              }
+                            }}
+                            className=" max-h-[160px] resize-none border-0 dark-theme-input bg-transparent px-10 py-3 pr-20 text-sm text-neutral-700 placeholder:text-neutral-400 focus-visible:ring-0 focus-visible:outline-none"
+                            rows={1}
+                          />
 
+                          {/* 左侧搜索图标 */}
+                          <div className="absolute left-3 top-3 text-neutral-400 pointer-events-none dark-theme-search">
+                            <Search className="h-4 w-4" strokeWidth={1.5} />
+                          </div>
+
+                          {/* 右侧搜索按钮 */}
+                          <Button
+                            size="sm"
+                            onClick={async () =>
+                              await searchAChange(searchType)
+                            }
+                            disabled={isSearching || !searchText.trim()}
+                            className="absolute right-2 top-2 h-7 rounded-md bg-neutral-900 px-3 text-xs font-medium text-white dark-theme-search transition-colors hover:bg-neutral-800 disabled:pointer-events-none disabled:opacity-40"
+                          >
+                            {isSearching ? (
+                              <Loader2 className="h-3.5 w-3.5 animate-spin" />
+                            ) : (
+                              <span>搜索</span>
+                            )}
+                          </Button>
+
+                          {/* 左下角模式选择 */}
+                          <div className="absolute left-2 bottom-1.5 flex items-center">
+                            {/* <Select value={searchType} onValueChange={(value) => searchTypeChange(value)}>
+														<SelectTrigger className="h-6 w-auto min-w-[80px] gap-1.5 rounded border border-neutral-200 bg-white px-2 py-0 pr-1.5 text-[11px] font-medium text-neutral-600 hover:bg-neutral-50 data-[state=open]:bg-white">
+															<SelectValue />
+														</SelectTrigger>
+														<SelectContent align="start" className="min-w-[120px] rounded-md border border-neutral-200 bg-white p-0.5 shadow-sm">
+															{searchTypes.map((mode) => {
+																return (
+																	<SelectItem
+																		key={mode.value}
+																		value={mode.value}
+																		className="rounded px-2 py-1.5 text-[11px] font-medium data-[highlighted]:bg-neutral-100"
+																	>
+																		<div className="flex items-center gap-1.5">
+																			<span className="text-neutral-700">{mode.label}</span>
+																		</div>
+																	</SelectItem>
+																);
+															})}
+														</SelectContent>
+													</Select> */}
+                          </div>
+                        </div>
+                      </div>
+                    )}
+                    <div className="custom-radio-group pt-[10px] ml-[10px]">
+                      {" "}
+                      {/* 外层容器，模拟 nz-radio-group */}
+                      {searchTypes.map((option) => {
+                        const isActive = searchType === option.value;
+
+                        return (
+                          <div
+                            key={option.value}
+                            className={`custom-radio-btn ${isActive ? "active" : ""
+                              }`}
+                            onClick={() => searchTypeChange(option.value)}
+                          >
+                            {option.label}
+                          </div>
+                        );
+                      })}
+                    </div>
+                    {/* 批量操作栏 - 当有选中项时显示 */}
                     {selectedSearchSources.length > 0 && (
                       <div className="flex items-center justify-between px-4 py-2 bg-gray-50 border-b border-gray-100">
-                        <span className="text-sm text-gray-600">已选中 {selectedSearchSources.length} 项</span>
+                        <span className="text-sm text-gray-600">
+                          已选中 {selectedSearchSources.length} 项
+                        </span>
                         <div className="flex gap-2">
-                          <Button size="sm" variant="outline" onClick={handleBatchDelete} className="h-8 px-3 text-sm">
+                          <Button
+                            size="sm"
+                            variant="outline"
+                            onClick={handleBatchDelete}
+                            className="h-8 px-3 text-sm"
+                          >
                             <Trash2 className="h-3.5 w-3.5 mr-1" />
                             删除选中
                           </Button>
                           <Button
                             size="sm"
-                            onClick={() => void handleImport()}
+                            onClick={() => handleImport()}
                             disabled={isImporting}
                             className="h-8 px-3 text-sm bg-blue-50 hover:bg-blue-100 text-blue-600 border border-blue-200"
                           >
-                            {isImporting ? <Loader2 className="h-3.5 w-3.5 mr-1 animate-spin" /> : <Plus className="h-3.5 w-3.5 mr-1" />}
+                            {isImporting ? (
+                              <Loader2 className="h-3.5 w-3.5 mr-1 animate-spin" />
+                            ) : (
+                              <Plus className="h-3.5 w-3.5 mr-1" />
+                            )}
                             导入选中
                           </Button>
                         </div>
                       </div>
                     )}
 
+                    {/* 如果没有选中项，显示普通导入按钮 */}
+                    {isImporting && (
+                      <div className="px-4 py-2 border-b border-gray-100">
+                        <Button
+                          onClick={() => handleImport()}
+                          disabled={isImporting}
+                          className="w-full h-8 text-sm bg-blue-50 hover:bg-blue-100 text-blue-600 border border-blue-200 disabled:opacity-50 disabled:cursor-not-allowed"
+                        >
+                          {isImporting ? (
+                            <Loader2 className="h-4 w-4 mr-1 animate-spin" />
+                          ) : (
+                            <Plus className="h-4 w-4 mr-1" />
+                          )}
+                          {isImporting ? "导入中..." : "导入全部"}
+                        </Button>
+                      </div>
+                    )}
                     {listData.length === 0 && <Empty />}
-
                     {searchType === "human" && (
                       <div className="bg-white p-[10px] grid grid-cols-5 gap-[10px]">
-                        {listData.map((item, index) => (
-                          <div key={index} className="relative flex items-center shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]">
-                            {/* 上传文件显示 loading 状态 */}
-                            {item.is_uploaded_file && item.processing_status === 'processing' && (
-                              <div className="absolute inset-0 bg-white/80 flex items-center justify-center z-10">
-                                <Loader2 className="h-6 w-6 animate-spin text-primary" />
+                        {listData.map((item: listDataItem, index: number) => {
+                          return (
+                            <div
+                              key={index}
+                              className="relative flex items-center shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]"
+                            >
+                              <div className="w-[50px] mr-[10px]">
+                                <img
+                                  src={item.imagePath || ""}
+                                  className="w-[50px] h-[50px]"
+                                  alt=""
+                                />
                               </div>
-                            )}
-                            {/* 上传文件完成状态标记 */}
-                            {item.is_uploaded_file && item.processing_status === 'error' && (
-                              <div className="absolute top-1 left-1">
-                                <span className="text-xs text-red-500">处理失败</span>
+                              <div className="flex-1 min-w-0">
+                                <p
+                                  className="truncate hover:underline cursor-pointer"
+                                  onClick={() => linkToA(item.url)}
+                                >
+                                  {item.name}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  职业:{item.occupationData}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  属地:{item.country}
+                                </p>
                               </div>
-                            )}
-                            {item.is_uploaded_file && item.processing_status === 'success' && (
-                              <div className="absolute top-1 left-1">
-                                <span className="text-xs text-green-500">✓ 已完成</span>
+                              <div className="absolute top-[5px] right-[10px]">
+                                <Checkbox
+                                  checked={item.checked}
+                                  onCheckedChange={() =>
+                                    listDataCheckedChange(index, !item.checked)
+                                  }
+                                />
                               </div>
-                            )}
-                            <div className="w-[50px] mr-[10px]">
-                              <img src={item.imagePath || ""} className="w-[50px] h-[50px]" alt="" />
                             </div>
-                            <div className="flex-1 min-w-0">
-                              <p className="truncate hover:underline cursor-pointer" onClick={() => linkToA(item.url)}>{item.name}</p>
-                              <p className="truncate text-[#909090]">职业:{item.occupationData}</p>
-                              <p className="truncate text-[#909090]">属地:{item.country}</p>
-                            </div>
-                            <div className="absolute top-[5px] right-[10px]">
-                              <input type="checkbox" checked={item.checked} onChange={() => listDataCheckedChange(index, !item.checked)} className="w-4 h-4 cursor-pointer accent-primary" />
-                            </div>
-                          </div>
-                        ))}
+                          );
+                        })}
                       </div>
                     )}
                     {searchType === "organization" && (
                       <div className="bg-white p-[10px] grid grid-cols-5 gap-[10px]">
-                        {listData.map((item, index) => (
-                          <div key={index} className="relative flex items-center shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]">
-                            <div className="w-[50px] mr-[10px]">
-                              <img src={item.imagePath || ""} className="w-[50px] h-[50px]" alt="" />
+                        {listData.map((item: listDataItem, index: number) => {
+                          return (
+                            <div
+                              key={index}
+                              className="relative flex items-center shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]"
+                            >
+                              <div className="w-[50px] mr-[10px]">
+                                <img
+                                  src={item.imagePath || ""}
+                                  className="w-[50px] h-[50px]"
+                                  alt=""
+                                />
+                              </div>
+                              <div className="flex-1 min-w-0">
+                                <p
+                                  className="truncate hover:underline cursor-pointer"
+                                  onClick={() => linkToA(item.url)}
+                                >
+                                  {item.name}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  组织类别:{item.subtype}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  简介:{item.text}
+                                </p>
+                              </div>
+                              <div className="absolute top-[5px] right-[10px]">
+                                <Checkbox
+                                  checked={item.checked}
+                                  onCheckedChange={() =>
+                                    listDataCheckedChange(index, !item.checked)
+                                  }
+                                />
+                              </div>
                             </div>
-                            <div className="flex-1 min-w-0">
-                              <p className="truncate hover:underline cursor-pointer" onClick={() => linkToA(item.url)}>{item.name}</p>
-                              <p className="truncate text-[#909090]">组织类别:{item.subtype}</p>
-                              <p className="truncate text-[#909090]">简介:{item.text}</p>
-                            </div>
-                            <div className="absolute top-[5px] right-[10px]">
-                              <input type="checkbox" checked={item.checked} onChange={() => listDataCheckedChange(index, !item.checked)} className="w-4 h-4 cursor-pointer accent-primary" />
-                            </div>
-                          </div>
-                        ))}
+                          );
+                        })}
                       </div>
                     )}
                     {searchType === "community" && (
                       <div className="bg-white p-[10px] grid grid-cols-4 gap-[10px]">
-                        {listData.map((item, index) => (
-                          <div key={index} className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]">
-                            <div>
-                              <div className="truncate mb-[5px] hover:underline cursor-pointer" onClick={() => linkToA(item.url)}>{item.title}</div>
-                              <div className="flex items-center text-[#909090] mb-[5px]">
-                                {item.nations && <span className="truncate max-w-[200px] inline-block border border-[#cf1322] rounded px-1 text-[#cf1322]">{item.nations}</span>}
-                                {item.labels && <span className="inline-block border border-[#bbb] rounded px-1 ml-[10px]">{item.labels}</span>}
+                        {listData.map((item: listDataItem, index: number) => {
+                          return (
+                            <div
+                              key={index}
+                              className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]"
+                            >
+                              <div>
+                                <div
+                                  className="truncate mb-[5px] hover:underline cursor-pointer"
+                                  onClick={() => linkToA(item.url)}
+                                >
+                                  {item.title}
+                                </div>
+                                <div className="flex items-center text-[#909090] mb-[5px]">
+                                  {item.nations && (
+                                    <span className="truncate max-width-[200px] inline-block border border-[#cf1322] rounded px-1 text-[#cf1322]">
+                                      {item.nations}
+                                    </span>
+                                  )}
+                                  {item.labels && (
+                                    <span className="inline-block border border-[#bbb] rounded px-1 ml-[10px]">
+                                      {item.labels}
+                                    </span>
+                                  )}
+                                </div>
+                                <div className="flex justify-between mb-[5px]">
+                                  <span className="text-[#909090]">
+                                    群体规模：
+                                    <span className="text-[#cf1322]">
+                                      {item.total}
+                                    </span>
+                                  </span>
+                                  <span className="text-[#909090]">
+                                    对应实体数：
+                                    <span className="text-[#cf1322]">
+                                      {item.real_total}
+                                    </span>
+                                  </span>
+                                </div>
+                                <div>
+                                  <span className="text-[#909090]">
+                                    涉及平台：
+                                    <span className="text-[#222222]">
+                                      {item.platforms}
+                                    </span>
+                                  </span>
+                                </div>
                               </div>
-                              <div className="flex justify-between mb-[5px]">
-                                <span className="text-[#909090]">群体规模：<span className="text-[#cf1322]">{item.total}</span></span>
-                                <span className="text-[#909090]">对应实体数：<span className="text-[#cf1322]">{item.real_total}</span></span>
+                              <div className="absolute top-[5px] right-[10px]">
+                                <Checkbox
+                                  checked={item.checked}
+                                  onCheckedChange={() =>
+                                    listDataCheckedChange(index, !item.checked)
+                                  }
+                                />
                               </div>
-                              <div><span className="text-[#909090]">涉及平台：<span className="text-[#222222]">{item.platforms}</span></span></div>
                             </div>
-                            <div className="absolute top-[5px] right-[10px]">
-                              <input type="checkbox" checked={item.checked} onChange={() => listDataCheckedChange(index, !item.checked)} className="w-4 h-4 cursor-pointer accent-primary" />
-                            </div>
-                          </div>
-                        ))}
+                          );
+                        })}
                       </div>
                     )}
                     {searchType === "issue" && (
                       <div className="bg-white p-[10px] grid grid-cols-4 gap-[10px]">
-                        {listData.map((item, index) => (
-                          <div key={index} className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]">
-                            <div>
-                              <div className="truncate mb-[5px]">{item.title}</div>
-                              <div className="flex justify-between mb-[5px]">
-                                <span className="text-[#909090]">方向：<span className="text-[#222222]">{item.direction}</span></span>
-                                <span className="text-[#909090]">类别：<span className="text-[#222222]">{item.issue_type}</span></span>
+                        {listData.map((item: listDataItem, index: number) => {
+                          return (
+                            <div
+                              key={index}
+                              className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]"
+                            >
+                              <div>
+                                <div className="truncate mb-[5px]">
+                                  {item.title}
+                                </div>
+                                <div className="flex justify-between mb-[5px]">
+                                  <span className="text-[#909090]">
+                                    方向：
+                                    <span className="text-[#222222]">
+                                      {item.direction}
+                                    </span>
+                                  </span>
+                                  <span className="text-[#909090]">
+                                    类别：
+                                    <span className="text-[#222222]">
+                                      {item.issue_type}
+                                    </span>
+                                  </span>
+                                </div>
+                              </div>
+                              <div className="absolute top-[5px] right-[10px]">
+                                <Checkbox
+                                  checked={item.checked}
+                                  onCheckedChange={() =>
+                                    listDataCheckedChange(index, !item.checked)
+                                  }
+                                />
                               </div>
                             </div>
-                            <div className="absolute top-[5px] right-[10px]">
-                              <input type="checkbox" checked={item.checked} onChange={() => listDataCheckedChange(index, !item.checked)} className="w-4 h-4 cursor-pointer accent-primary" />
-                            </div>
-                          </div>
-                        ))}
+                          );
+                        })}
                       </div>
                     )}
                     {searchType === "event" && (
                       <div className="bg-white p-[10px] grid grid-cols-5 gap-[10px]">
-                        {listData.map((item, index) => (
-                          <div key={index} className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]">
-                            <div className="flex-1 min-w-0">
-                              <p className="truncate hover:underline cursor-pointer" onClick={() => linkToA(item.url)}>{item.title}</p>
-                              <p className="truncate text-[#909090]">首发新闻:{item.site_name}</p>
-                              <p className="truncate text-[#909090]">事件时间:{item.first_publish_time}</p>
-                              <p className="truncate text-[#909090]">关键词:{item.keywords?.join("、")}</p>
+                        {listData.map((item: listDataItem, index: number) => {
+                          return (
+                            <div
+                              key={index}
+                              className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]"
+                            >
+                              <div className="flex-1 min-w-0">
+                                <p
+                                  className="truncate hover:underline cursor-pointer"
+                                  onClick={() => linkToA(item.url)}
+                                >
+                                  {item.title}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  首发新闻:{item.site_name}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  事件时间:{item.first_publish_time}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  事件时间:{item.keywords?.join("、")}
+                                </p>
+                              </div>
+                              <div className="absolute top-[5px] right-[10px]">
+                                <Checkbox
+                                  checked={item.checked}
+                                  onCheckedChange={() =>
+                                    listDataCheckedChange(index, !item.checked)
+                                  }
+                                />
+                              </div>
                             </div>
-                            <div className="absolute top-[5px] right-[10px]">
-                              <input type="checkbox" checked={item.checked} onChange={() => listDataCheckedChange(index, !item.checked)} className="w-4 h-4 cursor-pointer accent-primary" />
-                            </div>
-                          </div>
-                        ))}
+                          );
+                        })}
                       </div>
                     )}
                     {searchType === "threat" && (
                       <div className="bg-white p-[10px] grid grid-cols-5 gap-[10px]">
-                        {listData.map((item, index) => (
-                          <div key={index} className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]">
-                            <div className="flex-1 min-w-0 pr-[25px]">
-                              <p className="truncate hover:underline cursor-pointer" onClick={() => linkToA(item.url)}>{item.title}</p>
-                              <p className="truncate text-[#909090]">发布平台:{item.site_name || "暂无数据"}</p>
-                              <p className="truncate text-[#909090]">事件时间:{item.first_publish_time || "暂无数据"}</p>
-                              <p className="truncate text-[#909090]">关键词:{item.keywords?.join("、") || "暂无数据"}</p>
+                        {listData.map((item: listDataItem, index: number) => {
+                          return (
+                            <div
+                              key={index}
+                              className="relative shadow-[0px_0px_2px_1px_#ededed] mb-[10px] p-[10px] rounded-[5px]"
+                            >
+                              <div className="flex-1 min-w-0 pr-[25px]">
+                                <p
+                                  className="truncate hover:underline cursor-pointer"
+                                  onClick={() => linkToA(item.url)}
+                                >
+                                  {item.title}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  发布平台:{item.site_name || "暂无数据"}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  事件时间:
+                                  {item.first_publish_time || "暂无数据"}
+                                </p>
+                                <p className="truncate text-[#909090]">
+                                  关键词:
+                                  {item.keywords?.join("、") || "暂无数据"}
+                                </p>
+                              </div>
+                              <div className="absolute top-[5px] right-[10px]">
+                                <Checkbox
+                                  checked={item.checked}
+                                  onCheckedChange={() =>
+                                    listDataCheckedChange(index, !item.checked)
+                                  }
+                                />
+                              </div>
                             </div>
-                            <div className="absolute top-[5px] right-[10px]">
-                              <input type="checkbox" checked={item.checked} onChange={() => listDataCheckedChange(index, !item.checked)} className="w-4 h-4 cursor-pointer accent-primary" />
-                            </div>
-                          </div>
-                        ))}
+                          );
+                        })}
                       </div>
                     )}
                   </div>
diff --git a/frontend-web/src/components/ui/checkbox.tsx b/frontend-web/src/components/ui/checkbox.tsx
new file mode 100644
index 00000000..d84a3ec1
--- /dev/null
+++ b/frontend-web/src/components/ui/checkbox.tsx
@@ -0,0 +1,46 @@
+"use client";
+
+import * as React from "react";
+import { Check } from "lucide-react";
+
+import { cn } from "@/lib/utils";
+
+export interface CheckboxProps
+  extends Omit<
+    React.ButtonHTMLAttributes<HTMLButtonElement>,
+    "onChange" | "checked" | "type"
+  > {
+  checked?: boolean;
+  onCheckedChange?: (checked: boolean) => void;
+}
+
+/**
+ * 轻量级 Checkbox（不依赖 @radix-ui/react-checkbox，适配离线部署）。
+ * API 与 Radix/shadcn 对齐：受控 `checked` + `onCheckedChange(next)`。
+ */
+export const Checkbox = React.forwardRef<HTMLButtonElement, CheckboxProps>(
+  ({ className, checked = false, onCheckedChange, disabled, ...props }, ref) => {
+    return (
+      <button
+        ref={ref}
+        type="button"
+        role="checkbox"
+        aria-checked={checked}
+        disabled={disabled}
+        data-state={checked ? "checked" : "unchecked"}
+        onClick={() => onCheckedChange?.(!checked)}
+        className={cn(
+          "peer flex size-4 shrink-0 items-center justify-center rounded-[4px] border border-input shadow-sm outline-none transition-colors",
+          "focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2",
+          "disabled:cursor-not-allowed disabled:opacity-50",
+          checked && "border-primary bg-primary text-primary-foreground",
+          className,
+        )}
+        {...props}
+      >
+        {checked && <Check className="size-3.5" strokeWidth={3} />}
+      </button>
+    );
+  },
+);
+Checkbox.displayName = "Checkbox";
diff --git a/frontend-web/src/styles/globals.css b/frontend-web/src/styles/globals.css
index cc03e47f..7b1bf9f9 100644
--- a/frontend-web/src/styles/globals.css
+++ b/frontend-web/src/styles/globals.css
@@ -883,3 +883,51 @@ body {
 html.dark .strategy-app-header {
   background-image: url("../assets/img/dark-blue-header.svg");
 }
+
+/* ── 来源上传弹窗：A系统基因库的分段单选条（custom-radio） ─────────────── */
+/* 外层容器，模拟 nz-radio-group */
+.custom-radio-group {
+  display: inline-flex;
+  align-items: center;
+  font-size: 12px;
+}
+
+/* 单个按钮样式 */
+.custom-radio-btn {
+  position: relative;
+  display: inline-block;
+  padding: 5px 16px;
+  line-height: 12px;
+  background: #fff;
+  border: 1px solid #d9d9d9;
+  cursor: pointer;
+  /* 除第一个外向左移 1px，实现边框重叠，消除双层边框 */
+  margin-left: -1px;
+  transition: all 0.1s ease;
+  user-select: none;
+}
+
+/* 第一个按钮：左侧圆角 */
+.custom-radio-btn:first-child {
+  margin-left: 0;
+  border-radius: 4px 0 0 4px;
+}
+
+/* 最后一个按钮：右侧圆角 */
+.custom-radio-btn:last-child {
+  border-radius: 0 4px 4px 0;
+}
+
+/* 悬浮状态 */
+.custom-radio-btn:hover {
+  color: #1890ff;
+  z-index: 1;
+}
+
+/* 选中状态 */
+.custom-radio-btn.active {
+  background-color: #e6f7ff;
+  border-color: #1890ff;
+  color: #1890ff;
+  z-index: 2;
+}