UI优化更新：面试模拟、简历面试、项目库、求职策略等多个页面改进

主要更新：
- 面试模拟页：移除上滑查看评价，添加渐进式评分(72→81→89)
- 简历面试页：添加岗位头像、标签背景、面试题加粗等视觉优化
- 项目库页：添加"我完成的项目库"板块，增加hover效果
- 求职策略详情页：优化圆柱体和矩形对齐，添加CSV岗位数据，调整批次文字位置
- 企业岗位列表页：添加返回按钮功能
- 全局：统一岗位级别术语(普通岗/技术骨干岗/储备干部岗)

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/pages/CompanyJobsListPage/index.jsx

@@ -1,4 +1,5 @@
 import { useState, useCallback } from "react";
+import { useNavigate } from "react-router-dom";
 import JobList from "@/pages/CompanyJobsPage/components/JobList";
 import InfiniteScroll from "@/components/InfiniteScroll";
 import { getJobsList } from "@/services";
@@ -8,10 +9,16 @@ import "./index.css";
 const PAGE_SIZE = 20;
 
 const CompanyJobsListPage = () => {
+  const navigate = useNavigate();
   const [jobs, setJobs] = useState([]);
   const [listPage, setListPage] = useState(1);
   const [listHasMore, setListHasMore] = useState(true);
 
+  // 返回到企业内推岗位页面
+  const handleBack = () => {
+    navigate("/company-jobs");
+  };
+
   const fetchJobs = useCallback(async () => {
     const res = await getJobsList({
       page: listPage,
@@ -33,14 +40,24 @@ const CompanyJobsListPage = () => {
   }, [listPage]);
 
   return (
-    <InfiniteScroll
-      loadMore={fetchJobs}
-      hasMore={listHasMore}
-      empty={jobs.length === 0}
-      className="company-jobs-list-page-wrapper"
-    >
-      <JobList data={jobs} className="jobs-list-margin" />
-    </InfiniteScroll>
+    <div className="company-jobs-list-page">
+      {/* 返回按钮 */}
+      <div className="back-button-wrapper">
+        <button className="back-button" onClick={handleBack}>
+          <span className="back-icon">←</span>
+          <span className="back-text">返回</span>
+        </button>
+      </div>
+      
+      <InfiniteScroll
+        loadMore={fetchJobs}
+        hasMore={listHasMore}
+        empty={jobs.length === 0}
+        className="company-jobs-list-page-wrapper"
+      >
+        <JobList data={jobs} className="jobs-list-margin" />
+      </InfiniteScroll>
+    </div>
   );
 };