.banner_page .banner_box{width:100%;height:460px}.banner_page .banner_box .img_vessel{display:flex;justify-content:center}.banner_page .banner_box .img_vessel>img{width:1920px;height:460px}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px;padding:24px;list-style:none;margin:0}.course-card{background:#fff;border:1px solid #f1f5f9;border-radius:20px;overflow:hidden;cursor:pointer;display:block;transition:transform .3s cubic-bezier(.4,0,.2,1),box-shadow .3s cubic-bezier(.4,0,.2,1),border-color .3s}.course-card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(36,99,235,.12),0 4px 10px rgba(0,0,0,.06);border-color:#bfdbfe}.course-card:hover .card-img img{transform:scale(1.05)}.course-card:hover .card-action{color:#2463eb}.course-card:hover .fav-btn{opacity:1}.course-card .card-img{position:relative;height:180px;overflow:hidden;background:#f1f5f9}.course-card .card-img img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;transition:transform .5s cubic-bezier(.4,0,.2,1)}.course-card .card-img .course-badge{position:absolute;top:10px;left:10px;font-size:10px;font-weight:700;padding:3px 10px;border-radius:9999px;color:#fff;letter-spacing:.04em}.course-card .card-img .course-badge.badge-course{background:rgba(36,99,235,.88)}.course-card .card-img .course-badge.badge-live{background:rgba(16,185,129,.88)}.course-card .card-img .course-badge.badge-practical{background:rgba(139,92,246,.88)}.course-card .card-img .course-badge.badge-packageCourse{background:rgba(245,158,11,.88)}.course-card .card-img .fav-btn{position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:50%;background:hsla(0,0%,100%,.9);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s,background .2s;box-shadow:0 2px 8px rgba(0,0,0,.12)}.course-card .card-img .fav-btn i{font-size:16px;color:#94a3b8;transition:color .2s}.course-card .card-img .fav-btn.active{opacity:1;background:#fff1f2}.course-card .card-img .fav-btn.active i{color:#ef4444}.course-card .card-img .fav-btn:hover{background:#fff1f2}.course-card .card-img .fav-btn:hover i{color:#ef4444}.course-card .card-body{padding:14px 16px}.course-card .card-title{font-size:14px;font-weight:700;color:#0f172a;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px;margin:0 0 10px}.course-card .card-teacher{display:flex;align-items:center;gap:7px;margin-bottom:8px}.course-card .card-teacher .teacher-avatar{width:26px;height:26px;border-radius:50%;background:#eff6ff;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;border:1px solid #f1f5f9}.course-card .card-teacher .teacher-avatar img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.course-card .card-teacher .teacher-avatar i{font-size:13px;color:#2463eb}.course-card .card-teacher .teacher-name{font-size:12px;color:#64748b;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.course-card .card-rating{display:flex;align-items:center;gap:5px;margin-bottom:8px}.course-card .card-rating .stars{display:flex;gap:1px}.course-card .card-rating .stars i{font-size:12px}.course-card .card-rating .stars i.el-icon-star-on{color:#f59e0b}.course-card .card-rating .stars i.el-icon-star-off{color:#d1d5db}.course-card .card-rating .rating-score{font-size:12px;font-weight:700;color:#f59e0b}.course-card .card-rating .rating-count{font-size:11px;color:#94a3b8}.course-card .card-meta{display:flex;align-items:center;gap:14px;margin-bottom:12px}.course-card .card-meta .meta-item{display:flex;align-items:center;gap:4px;font-size:12px;color:#94a3b8}.course-card .card-meta .meta-item i{font-size:13px}.course-card .card-footer{display:flex;align-items:center;justify-content:space-between;padding-top:12px;border-top:1px solid #f1f5f9}.course-card .card-footer .price-num{font-size:18px;font-weight:900;color:#2463eb}.course-card .card-footer .price-free{font-size:15px;font-weight:700;color:#10b981}.course-card .card-footer .card-action{font-size:12px;color:#94a3b8;display:flex;align-items:center;gap:2px;transition:color .2s}.course-card .card-footer .card-action i{font-size:13px}.live_list>ul{display:flex;flex-wrap:wrap}.live_list>ul li{width:240px;transition:all .2s;padding:20px 16px;box-sizing:border-box;border-radius:6px;border:1px solid transparent}.live_list>ul li:hover{box-shadow:0 0 5px 0 hsla(0,0%,83.5%,.66);border:1px solid #f4f4f4;cursor:pointer}.live_list>ul li .live_img{width:208px;height:136px;border-radius:10px;overflow:hidden;position:relative}.live_list>ul li .live_img>img{width:100%;height:100%}.live_list>ul li .live_img .live_status{top:10px;position:absolute;z-index:10;height:24px;line-height:24px;width:80px;background:#fef5db;border-radius:12px;display:flex}.live_list>ul li .live_img .live_status>p{width:24px;background:linear-gradient(-80deg,#ffa855,#fa771d);border-top-left-radius:12px;border-bottom-left-radius:12px;border-bottom-right-radius:12px;margin-right:5px;text-align:center;font-size:12px;color:#fff}.live_list>ul li .live_img .live_status>font{color:#f08a3e;font-size:14px;font-weight:400}.live_list>ul li>h2{margin-top:20px;font-size:18px;height:55px;font-weight:500;color:#555;line-height:26px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;min-height:52px}.live_list>ul li>p{font-size:14px;font-weight:400;color:#656565;line-height:26px;margin:10px 0}.live_list>ul li .teacher_time{display:flex;justify-content:space-between;align-items:center}.live_list>ul li .teacher_time .teacher{height:26px}.live_list>ul li .teacher_time .teacher>p{font-size:14px;font-weight:400;color:#656565;line-height:26px;display:flex;align-items:center;border-radius:50%}.live_list>ul li .teacher_time .teacher>p>img{width:26px;height:26px;border-radius:50%;margin-right:10px}.live_list>ul li .teacher_time .time{color:#ff6f1d;font-size:14px}.live_list>ul li .teacher_time .time .time_txt{display:flex}.live_list>ul li .teacher_time .time .time_txt>span{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border:1px solid #ff7b12}.live_list>ul li .teacher_time .time .time_txt font{margin:0 5px}.live_list>ul li .teacher_time .time .end_box{display:flex;align-items:center;color:#656565}.live_list>ul li .teacher_time .time .end_box>i{margin-right:5px;font-size:14px}.live_list>ul li .botton_box{background:#ff6f1d}.live_list>ul li .botton_box,.live_list>ul li .button_stop{width:100%;height:30px;border-radius:3px;color:#fff;margin-top:20px;font-size:14px;display:flex;align-items:center;justify-content:center}.live_list>ul li .button_stop{background:#8e8e8f}.live_list>ul .home_li_live_list{width:200px}.live_list>ul .home_li_live_list .live_img{width:168px;height:100px}.live_list>ul .home_li_live_list>p{font-size:13px}.teacher_boss>ul{display:flex;flex-wrap:wrap}.teacher_boss>ul>li{color:#fff;margin-left:21px;margin-top:20px}.teacher_boss>ul>li .teacher_box{position:relative;width:214px;height:321px}.teacher_boss>ul>li .teacher_box .teacher_img{position:absolute;z-index:2;width:214px;height:321px;overflow:hidden}.teacher_boss>ul>li .teacher_box .teacher_img>img{width:214px;height:321px}.teacher_boss>ul>li .teacher_box .teacher_info_bxo{width:214px;height:130px;background:#e75d47;position:absolute;bottom:0;z-index:12;opacity:.9;padding:15px 13px;box-sizing:border-box;transition:all .5s}.teacher_boss>ul>li .teacher_box .teacher_info_bxo .teacher_name{display:flex;font-size:18px;margin-bottom:14px}.teacher_boss>ul>li .teacher_box .teacher_info_bxo .teacher_name>p{padding:0 0 3px 0;box-sizing:border-box;border-bottom:2px solid #fff}.teacher_boss>ul>li .teacher_box .teacher_info_bxo .teacher_txet{font-size:14px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}.teacher_boss>ul>li:hover{cursor:pointer}.teacher_boss>ul>li:hover .teacher_info_bxo{width:183px;height:171px}.teacher_boss>ul>li:hover .teacher_info_bxo .teacher_txet{font-size:14px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:5}.class_list_page{width:100%}.class_list_page>ul{display:flex;flex-wrap:wrap}.class_list_page>ul>li{margin-right:22px;margin-top:25px}.class_list_page>ul>li:nth-child(3n+3){margin-right:0}.class_list_page>ul>li .class_box{width:385px;transition:all .3s;background:#fff;box-shadow:0 0 4px 0 rgba(210,213,221,.98);position:relative;top:0;padding:20px 15px;border:1px solid #e2e2e2edf;box-sizing:border-box}.class_list_page>ul>li .class_box .class_head{display:flex;align-items:center}.class_list_page>ul>li .class_box .class_head .head_icon{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:10px;box-shadow:0 0 10px 2px #eee}.class_list_page>ul>li .class_box .class_head .head_icon>i{font-size:22px;color:#658fff}.class_list_page>ul>li .class_box .class_head>h3{width:300px}.class_list_page>ul>li .class_box .class_head>h3,.class_list_page>ul>li .class_box .class_title{line-height:20px;font-size:18px;font-weight:400;color:#1a1a1a;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.class_list_page>ul>li .class_box .study_cont,.class_list_page>ul>li .class_box .time_box{font-size:14px;font-weight:400;color:#858585;line-height:20px;margin:15px 0}.class_list_page>ul>li .class_box .progress_box{margin:15px 0;display:flex;align-items:center}.class_list_page>ul>li .class_box .progress_box>font{font-size:14px;font-weight:400;color:hsla(0,0%,46.7%,.6) 9}.class_list_page>ul>li .class_box .progress_box>div{width:210px}.class_list_page>ul>li .class_box .progress_box>div .el-progress__text{color:#ff771b}.class_list_page>ul>li:hover{cursor:pointer}.class_list_page>ul>li:hover .class_box{box-shadow:0 0 14px 2px rgba(210,213,221,.98);top:-10px}.class_list_page>ul .home_li{margin-right:20px}.class_list_page>ul .home_li .class_box{width:375px}:root{--bg-base:#f6f6f8;--bg-white:#fff;--bg-card:#fff;--bg-surface:#f1f5f9;--bg-muted:#e2e8f0;--bg-section:#eff6ff;--gradient:linear-gradient(135deg,#2463eb,#3b82f6);--gradient-bg:linear-gradient(180deg,#f6f6f8,#f1f5f9);--primary:#2463eb;--primary-dark:#1d4ed8;--primary-bg:#eff6ff;--primary-border:#bfdbfe;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;--border:#e2e8f0;--border-light:#f1f5f9;--shadow-card:0 1px 3px rgba(0,0,0,0.06),0 4px 12px rgba(0,0,0,0.04);--shadow-hover:0 10px 25px rgba(36,99,235,0.1),0 4px 10px rgba(36,99,235,0.08);--radius:12px;--radius-lg:20px;--nav-height:64px;--ease:cubic-bezier(0.4,0,0.2,1);--transition:all 0.2s cubic-bezier(0.4,0,0.2,1)}.topic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;padding:0;list-style:none;margin:0}.topic-card{background:#fff;border:1px solid #f1f5f9;border-radius:20px;padding:20px;cursor:pointer;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s,border-color .25s}.topic-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(36,99,235,.1),0 4px 10px rgba(0,0,0,.06);border-color:#bfdbfe}.topic-card:hover .tc-title{color:#2463eb}.topic-card .tc-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px}.topic-card .tc-icon-box{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.topic-card .tc-icon-box i{font-size:22px}.topic-card .tc-icon-box.type-ordinary{background:#eff6ff}.topic-card .tc-icon-box.type-ordinary i{color:#2463eb}.topic-card .tc-icon-box.type-timing{background:#fff7ed}.topic-card .tc-icon-box.type-timing i{color:#f97316}.topic-card .tc-icon-box.type-practice{background:#faf5ff}.topic-card .tc-icon-box.type-practice i{color:#9333ea}.topic-card .tc-icon-box.type-meal{background:#fffbeb}.topic-card .tc-icon-box.type-meal i{color:#d97706}.topic-card .tc-badges{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.topic-card .tc-badge{font-size:10px;font-weight:700;padding:2px 8px;border-radius:8px}.topic-card .tc-badge.badge-ordinary{background:#dbeafe;color:#1d4ed8}.topic-card .tc-badge.badge-timing{background:#ffedd5;color:#c2410c}.topic-card .tc-badge.badge-practice{background:#f3e8ff;color:#7e22ce}.topic-card .tc-badge.badge-meal{background:#fef3c7;color:#b45309}.topic-card .tc-title{font-size:15px;font-weight:700;color:#0f172a;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:45px;margin:0 0 16px;transition:color .2s}.topic-card .tc-meta{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:16px;flex:1}.topic-card .tc-meta-item{display:flex;align-items:center;gap:5px;font-size:12px;color:#94a3b8}.topic-card .tc-meta-item i{font-size:13px;flex-shrink:0}.topic-card .tc-price{display:flex;align-items:baseline;gap:6px;margin-bottom:14px}.topic-card .tc-price .price-num{font-size:18px;font-weight:900;color:#2463eb}.topic-card .tc-price .price-free{font-size:16px;font-weight:700;color:#10b981}.topic-card .tc-price .price-old{font-size:12px;color:#94a3b8;text-decoration:line-through}.topic-card .tc-btn{width:100%;padding:10px;border-radius:12px;border:none;cursor:pointer;font-size:13px;font-weight:700;transition:all .2s;margin-top:auto}.topic-card .tc-btn.tc-btn-primary{background:#2463eb;color:#fff;box-shadow:0 4px 12px rgba(36,99,235,.2)}.topic-card .tc-btn.tc-btn-primary:hover{background:#1d4ed8}.topic-card .tc-btn.tc-btn-disabled{background:#f1f5f9;color:#94a3b8;cursor:not-allowed}.v_title_box[data-v-d9080b1c]{display:flex;align-items:center}.v_title_box .vertical[data-v-d9080b1c]{width:4px;height:30px;background:#1890ff;margin-right:15px}.v_title_box h2[data-v-d9080b1c]{font-size:26px;font-weight:600;color:#1a1a1a}.rec_box{width:1200px;margin:30px auto;display:flex}.rec_box .rec_img{width:242px;height:426px}.rec_box .rec_img img{width:100%;height:100%}.rec_box .rec_ourse{width:730px}.rec_box .rec_ourse>ul{display:flex;flex-wrap:wrap}.rec_box .rec_ourse>ul>li{padding:14px 15px;box-sizing:border-box;border:1px solid transparent}.rec_box .rec_ourse>ul>li .img_box{width:208px;height:136px;border-radius:10px;overflow:hidden}.rec_box .rec_ourse>ul>li .img_box>img{max-width:100%;max-height:100%}.rec_box .rec_ourse>ul>li>p{margin-top:20px;width:208px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:18px;font-weight:500;color:#555;line-height:26px}.rec_box .rec_ourse>ul>li:first-child,.rec_box .rec_ourse>ul>li:nth-child(2),.rec_box .rec_ourse>ul>li:nth-child(4),.rec_box .rec_ourse>ul>li:nth-child(5){border-right:1px solid #eeeff2}.rec_box .rec_ourse>ul>li:nth-child(4),.rec_box .rec_ourse>ul>li:nth-child(5),.rec_box .rec_ourse>ul>li:nth-child(6){border-top:1px solid #eeeff2}.rec_box .rec_ourse>ul>li:hover{cursor:pointer}.rec_box .hot_ourse{padding:15px 0}.rec_box .hot_ourse .hot_ourse_lsit{margin-top:20px;display:flex}.rec_box .hot_ourse .hot_ourse_lsit .list_num{width:20px;height:344px;background:linear-gradient(130deg,#ffc793,#ffcdc8);border-radius:10px;margin-right:10px}.rec_box .hot_ourse .hot_ourse_lsit .list_num>li{color:#fff;text-align:center}.rec_box .hot_ourse .hot_ourse_lsit .list_num>li:hover{cursor:pointer}.rec_box .hot_ourse .hot_ourse_lsit .cint_lsit{color:hsla(0,0%,100%,.55);width:170px}.rec_box .hot_ourse .hot_ourse_lsit .cint_lsit>li{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rec_box .hot_ourse .hot_ourse_lsit .cint_lsit>li:hover{cursor:pointer}.rec_box .hot_ourse .hot_ourse_lsit>ul>li{line-height:34px;font-size:14px}.content_box{width:1200px;margin:30px auto}.content_box .title_box{padding:30px 0 20px 0}.content_box .content_body{padding-bottom:30px}.content_box .content_body .major_advise>ul{display:flex;justify-content:space-between;flex-wrap:wrap}.content_box .content_body .major_advise>ul>li{width:290px;padding:20px 30px;border-radius:10px;color:#fff;display:flex;align-items:center;justify-content:center;box-sizing:border-box;border:1px solid transparent;transition:all .3s;margin-bottom:30px;cursor:pointer}.content_box .content_body .major_advise>ul>li:first-child{background:linear-gradient(130deg,#2b2789,#423dc8)}.content_box .content_body .major_advise>ul>li:nth-child(2){background:linear-gradient(130deg,#27b9ff,#4b87fd)}.content_box .content_body .major_advise>ul>li:nth-child(3){background:linear-gradient(130deg,#e14d11,#ff5f00)}.content_box .content_body .major_advise>ul>li:nth-child(4){background:linear-gradient(130deg,#65cd8d,#1bc395)}.content_box .content_body .major_advise>ul>li .txt_box>h3{color:#fff;font-size:24px;font-weight:500;margin-bottom:15px;text-align:center}.content_box .content_body .major_advise>ul>li .txt_box>p{color:#fff;font-size:16px;font-weight:400;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-height:24px}.content_box .content_body .topic_list>ul>li{margin-right:30px!important}.content_box .content_body .topic_list>ul>li:nth-child(4n+4){margin-right:0!important}.content_box .class_p{padding-left:20px}.content_box .news_box{display:flex;justify-content:space-between}.content_box .news_box .news_left{width:890px}.content_box .news_box .news_left .news_top{display:flex;justify-content:space-between;cursor:pointer}.content_box .news_box .news_left .news_top .news_img{width:283px;height:160px;overflow:hidden;position:relative}.content_box .news_box .news_left .news_top .news_img>img{width:100%;height:100%}.content_box .news_box .news_left .news_top .news_img>p{width:100%;height:28px;background:#000;opacity:.77;position:absolute;bottom:0;font-size:14px;color:#fff;line-height:28px;padding:0 10px;box-sizing:border-box}.content_box .news_box .news_left .news_body{margin-top:20px}.content_box .news_box .news_left .news_body .list_single{padding:20px;box-sizing:border-box}.content_box .news_box .news_left .news_body .list_single>ul{color:#656565}.content_box .news_box .news_left .news_body .list_single>ul>li{margin-bottom:20px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.content_box .news_box .news_left .news_body .list_single>ul>li:hover{cursor:pointer}.content_box .news_box .news_left .news_body .list_single>ul :last-of-type{margin-bottom:0}.content_box .news_box .news_left .news_body .list_double{display:flex;justify-content:space-between}.content_box .news_box .news_left .news_body .list_double>div{width:435px;box-shadow:0 0 5px 0 hsla(0,0%,83.5%,.8);padding:20px 10px;box-sizing:border-box;font-size:16px}.content_box .news_box .news_left .news_body .list_double>div>ul{color:#656565}.content_box .news_box .news_left .news_body .list_double>div>ul>li{margin-bottom:20px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.content_box .news_box .news_left .news_body .list_double>div>ul>li:hover{cursor:pointer}.content_box .news_box .news_left .news_body .list_double>div>ul :last-of-type{margin-bottom:0}.content_box .news_box .news_empty{width:890px;background:#fff}.content_box .news_box .news_right{width:287px;box-shadow:0 0 5px 0 hsla(0,0%,83.5%,.8);padding:15px 20px;box-sizing:border-box}.content_box .news_box .news_right .tabs_box{display:flex}.content_box .news_box .news_right .tabs_box>p{font-size:18px;font-weight:600;color:#1a1a1a;transition:all .3s}.content_box .news_box .news_right .tabs_box>p:hover{cursor:pointer;color:#1890ff}.content_box .news_box .news_right .tabs_box>p>span{display:block;transition:all .3s;height:3px;width:1px;background:transparent;margin-top:10px}.content_box .news_box .news_right .tabs_box>font{color:#dedddf;margin:0 20px}.content_box .news_box .news_right .tabs_box .active{color:#1890ff}.content_box .news_box .news_right .tabs_box .active>span{display:block;width:100%;height:3px;background:#1890ff;margin-top:10px}.content_box .news_box .news_right>ul{margin-top:18px}.content_box .news_box .news_right>ul>li{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:14px;font-size:16px;color:#656565;font-weight:400}.content_box .news_box .news_right>ul>li:hover{cursor:pointer}