.catalog_list{padding:20px 25px}.catalog_list .courseware_toolbar{background:#fff;padding:20px;border-radius:8px;margin-bottom:20px;box-shadow:0 2px 12px rgba(0,0,0,.08)}.catalog_list .courseware_toolbar .search_filter_section{display:flex;align-items:center;gap:15px;margin-bottom:15px}.catalog_list .courseware_toolbar .search_filter_section .search_box{flex:1;max-width:400px}.catalog_list .courseware_toolbar .search_filter_section .search_box .el-input{width:100%}.catalog_list .courseware_toolbar .search_filter_section .category_filter{display:flex;gap:8px;flex-wrap:wrap}.catalog_list .courseware_toolbar .search_filter_section .category_filter .el-button{transition:all .3s ease}.catalog_list .courseware_toolbar .search_filter_section .category_filter .el-button:hover{transform:translateY(-2px)}.catalog_list .courseware_toolbar .search_filter_section .category_filter .el-button i{margin-right:4px}.catalog_list .courseware_toolbar .search_filter_section .view_toggle{margin-left:auto}.catalog_list .courseware_toolbar .search_filter_section .view_toggle .el-radio-group .el-radio-button__inner i{margin-right:4px}.catalog_list .courseware_toolbar .statistics_bar{display:flex;align-items:center;gap:20px;padding-top:15px;border-top:1px solid #f0f0f0;color:hsla(0,0%,100%,.55);font-size:14px}.catalog_list .courseware_toolbar .statistics_bar .stat_item{display:flex;align-items:center;gap:5px}.catalog_list .courseware_toolbar .statistics_bar .stat_item i{color:#1890ff}.catalog_list .course_catalog__box{width:100%}.catalog_list .course_catalog__box>ol>li{background:#f5f5f5;margin-bottom:15px;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.06);transition:all .3s ease}.catalog_list .course_catalog__box>ol>li:hover{cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.1)}.catalog_list .course_catalog__box>ol>li .list_parent_box{display:flex;justify-content:space-between;padding:15px;box-sizing:border-box;background:linear-gradient(135deg,#fafafa,#f5f5f5)}.catalog_list .course_catalog__box>ol>li .list_parent_box .list_parent_title{font-size:16px;font-weight:500;color:#555;display:flex;align-items:center}.catalog_list .course_catalog__box>ol>li .list_parent_box .list_parent_title>font{color:hsla(0,0%,100%,.55)}.catalog_list .course_catalog__box>ol>li .list_parent_box .list_parent_title>p{margin-left:15px;width:600px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.catalog_list .course_catalog__box>ol>li .list_parent_box i{transition:transform .3s ease}.catalog_list .course_catalog__box>ol>li>ul{transition:all .3s ease}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item{background:#fff;border-bottom:1px solid #f0f0f0;transition:all .3s ease}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item:last-child{border-bottom:none}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item:hover{background:#fef8f4}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_main{display:flex;justify-content:space-between;padding:12px 15px;cursor:pointer}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_left{display:flex;align-items:center}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_left>font{min-width:55px;font-size:14px;font-weight:400;color:hsla(0,0%,46.7%,.6) 9;margin-right:15px}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_left>p{width:450px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:15px;font-weight:400;color:#555}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_left .study_state_box{font-size:13px;width:60px;text-align:center;margin-left:15px}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_right{width:150px;text-align:right;display:flex;align-items:center;justify-content:flex-end}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_right .time_box{font-size:14px;font-weight:400;color:hsla(0,0%,46.7%,.6) 9}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .child_right .time_box>i{margin-right:5px}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_meta{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;background:#f9f9f9;border-top:1px dashed #e8e8e8}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_meta .meta_info{display:flex;align-items:center;gap:15px;font-size:13px;color:hsla(0,0%,100%,.55)}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_meta .meta_info .file_size{color:#777}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_meta .meta_info i{font-size:16px}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_meta .action_buttons{display:flex;gap:8px}.catalog_list .course_catalog__box>ol>li>ul>li.courseware_item .courseware_meta .action_buttons .el-button{padding:7px 15px;font-size:13px}.catalog_list .courseware_list_view{background:#fff;border-radius:8px;padding:20px;box-shadow:0 2px 12px rgba(0,0,0,.08)}.catalog_list .courseware_list_view .el-table{font-size:14px}.catalog_list .courseware_list_view .el-table .el-button--text{padding:0;margin:0 5px}