/* nuaa: rebuilt layout, original navy and blue identity. */
.nuaa-site{--navy:#16528C;--blue:#16528C;--muted:#666666;--line:#f0f0f0;--wash:#f9f9f9;margin:0;color:#343434;background:#fff;font:14px/1.7 "Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}
.nuaa-site *,.nuaa-site *::before,.nuaa-site *::after{box-sizing:border-box}
.nuaa-site h1,.nuaa-site h2,.nuaa-site h3,.nuaa-site h3,.nuaa-site p,.nuaa-site ul{margin:0;padding:0}
.nuaa-site li{list-style:none}.nuaa-site a{color:inherit;text-decoration:none;transition:none}.nuaa-site a:hover{color:var(--blue)}.nuaa-site img{max-width:100%;vertical-align:middle}
.nuaa-site .flex{display:flex}.nuaa-site .bet{justify-content:space-between}.nuaa-site .one_row{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nuaa-site .overhide{overflow:hidden}
.nuaa-site .content,.nuaa-site .ph__wrap{width:calc(100% - 80px);max-width:1280px;min-width:0;margin-inline:auto}.nuaa-site .pageBody{min-width:0}
.nuaa-site>header{background:#fff url('../img/bg.png') center top/cover no-repeat}
.nuaa-site header .middle,.nuaa-site header .exp-middle{height:96px}.nuaa-site header .middle>.content,.nuaa-site header .exp-middle>.content{height:100%;align-items:center;gap:28px}
.nuaa-site #logo{display:flex;align-items:center;flex:none;padding:0;height:54px;max-width:260px}.nuaa-site #logo img{width:auto;height:auto;max-width:260px;max-height:54px;object-fit:contain}
.nuaa-site header .title{color:var(--navy);min-width:0}.nuaa-site header .middle .title h2{font-size:24px;font-weight:600;letter-spacing:.5px;line-height:1.4}.nuaa-site header .middle .title h3{color:var(--muted);font-size:11px;letter-spacing:1.5px;margin-top:4px;font-weight:400}
.nuaa-site header .exp-middle{background:var(--blue)}.nuaa-site header .exp-middle .title{color:#fff;font-size:23px;font-weight:500}
.nuaa-site header .bottom,.nuaa-site header .center_nav{background:rgba(255,255,255,.9);border-block:1px solid var(--line)}.nuaa-site header .bottom>.content,.nuaa-site header .center_nav>.content{align-items:center;gap:24px}
.nuaa-site header ul.flex{gap:32px;flex-wrap:wrap}.nuaa-site header ul.flex>li>a{display:block;padding:16px 0;font-size:14px;position:relative}.nuaa-site header a.active{color:var(--navy);font-weight:600}.nuaa-site header a.active::after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--blue)}
.nuaa-site .login_container{position:relative;margin-left:auto;flex:none}.nuaa-site .login_container>.login{display:inline-flex;padding:5px 18px;color:var(--blue);border:1px solid #e5e5e5;border-radius:5px;font-size:13px}.nuaa-site .login_container .img{display:flex;align-items:center;gap:10px}.nuaa-site .login_container .img img{width:30px;height:30px;border-radius:50%}
.nuaa-site .login_container .hover-exit{display:none;position:absolute;top:100%;right:0;min-width:120px;padding:8px!important;background:#fff;box-shadow:none;border-radius:8px;z-index:100}.nuaa-site .login_container:hover .hover-exit,.nuaa-site .login_container:focus-within .hover-exit{display:block}.nuaa-site .hover-exit a{display:block;padding:6px 10px;white-space:nowrap}
.nuaa-site .banner_area{height:clamp(210px,30vw,410px);background:var(--wash);overflow:hidden}.nuaa-site .banner_area .layui-carousel{height:100%!important}.nuaa-site .banner_area .img,.nuaa-site .banner_area img{display:block;width:100%;height:100%;object-fit:cover}
.nuaa-site .container{padding:48px 0}.nuaa-site .container_title,.nuaa-site .center_title{display:flex;align-items:center;justify-content:space-between;gap:20px;height:auto;padding:0;margin:0 0 24px;border:0;background:none;color:var(--navy);font-size:23px;line-height:1.4;font-weight:600}
.nuaa-site .container_title>div,.nuaa-site .container_title li a{color:var(--navy)}.nuaa-site .homeMore{color:var(--muted);font-size:12px;font-weight:400;margin-left:auto}.nuaa-site .homeMore .icon{font-size:11px;margin-left:5px}
.nuaa-site .layui-row::before,.nuaa-site .layui-row::after{display:none}.nuaa-site .course_area .layui-row,.nuaa-site .expCenter_area .layui-row,.nuaa-site .exp_list_area .layui-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.nuaa-site .course_area .item,.nuaa-site .expCenter_area .item,.nuaa-site .exp_list_area .item{min-width:0;margin:0;float:none;background:#fff;border:0;box-shadow:none}
.nuaa-site .course_area .item>.img,.nuaa-site .expCenter_area .item>.img,.nuaa-site .exp_list_area .item>.img{display:block;width:100%;aspect-ratio:16/10;border-radius:8px;overflow:hidden;background:var(--wash)}
.nuaa-site .course_area .img img,.nuaa-site .expCenter_area .img img,.nuaa-site .exp_list_area .img img{width:100%;height:100%;object-fit:cover;transition:none}.nuaa-site .item:hover>.img img{transform:scale(1.025)}
.nuaa-site .course_area .item h3,.nuaa-site .exp_list_area .item h3{margin:14px 0 8px;font-size:16px;font-weight:500;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:51px}
.nuaa-site .item .info{align-items:center;gap:12px;color:var(--muted);font-size:12px}.nuaa-site .item .info>div{min-width:0}.nuaa-site .item .info .teacher,.nuaa-site .item .info .name{margin-left:auto}.nuaa-site .tag{display:inline-block;width:18px;height:22px;margin-right:3px}.nuaa-site .tag img{max-height:100%}
.nuaa-site .expCenter_area{background:var(--wash)}.nuaa-site .expCenter_area .item{background:transparent}.nuaa-site .expCenter_area .desc{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-top:14px}.nuaa-site .expCenter_area .desc h2{font-size:17px;font-weight:500}.nuaa-site .expCenter_area .desc span{color:var(--muted);font-size:12px;flex:none}
.nuaa-site .news_area{padding-top:12px}.nuaa-site .news_area>.content{display:grid;grid-template-columns:1fr 1fr;gap:64px}.nuaa-site .news_area .news{width:auto;min-width:0}.nuaa-site .news_area .container_title{font-size:22px;margin-bottom:12px}.nuaa-site .news_area .box .item{display:flex;align-items:baseline;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.nuaa-site .news_area .item>.icon{display:none}.nuaa-site .news_area .item h3{flex:1;min-width:0;font-size:14px;font-weight:400}.nuaa-site .news_area .date{color:var(--muted);font-size:12px;flex:none}
.nuaa-site .select_area{padding:24px 0;background:var(--wash)}.nuaa-site .select_area ul{align-items:baseline;flex-wrap:wrap;gap:8px 18px;padding:9px 0}.nuaa-site .select_area ul li:first-child{color:var(--muted);min-width:6em}.nuaa-site .select_area a{display:block;padding:3px 9px;border-radius:4px}.nuaa-site .select_area a.active{color:var(--navy);background:#ededed}.nuaa-site .exp_list_area .content>ul{display:flex;gap:24px;align-items:center;margin-bottom:24px;color:var(--muted)}.nuaa-site .sort{position:relative}.nuaa-site .sort_content{display:none;position:absolute;background:#fff;padding:12px;min-width:100px;box-shadow:none;z-index:5}.nuaa-site .sort:hover .sort_content{display:block}
.nuaa-site .newsList_area>.content{display:grid;grid-template-columns:188px minmax(0,1fr);gap:56px;align-items:start}.nuaa-site .col_nav{width:auto;padding:0;background:transparent;box-shadow:none}.nuaa-site .col_nav .title{font-size:13px;letter-spacing:1px;color:var(--muted);padding:4px 12px 18px;background:none}.nuaa-site .col_nav>li:not(.title){position:relative;padding:11px 12px;border:0;margin:2px 0;border-radius:5px}.nuaa-site .col_nav>li.active{background:#f2f2f2;color:var(--navy);font-weight:600}.nuaa-site .col_nav>li:hover{background:var(--wash)}.nuaa-site .col_nav .icon{display:none}
.nuaa-site .rightbox{min-width:0;background:transparent;padding:0;box-shadow:none}.nuaa-site .rightbox .container_title{font-size:24px;margin-bottom:12px}.nuaa-site .crumb{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:11px;font-weight:400}.nuaa-site .crumb .icon{display:none}
.nuaa-site .newsList_area .box .item{padding:24px 0;border-bottom:1px solid var(--line)}.nuaa-site .newsList_area .item h3{font-size:18px;font-weight:500}.nuaa-site .newsList_area .item p{color:#666666;font-size:13px;line-height:1.9;margin:10px 0 12px}.nuaa-site .newsList_area .info{display:flex;gap:24px;color:var(--muted);font-size:11px}.nuaa-site .newsList_area .info .date{margin-left:auto}
.nuaa-site .detailsbox{max-width:860px}.nuaa-site .detailsbox>h3{font-size:28px;font-weight:600;line-height:1.5;color:var(--navy);margin:24px 0 16px}.nuaa-site .detailsbox>.info{justify-content:flex-start;gap:20px}.nuaa-site .detailsbox .content_box{margin-top:32px;line-height:2;font-size:15px;overflow-wrap:anywhere}.nuaa-site .detailsbox .content_box p{margin:0 0 1.3em}.nuaa-site .detailsbox .content_box img{width:auto;max-width:100%;height:auto;border-radius:5px}
.nuaa-site .empty_news,.nuaa-site .empty-data{text-align:center;padding:56px 0;color:var(--muted)}.nuaa-site .empty_news img,.nuaa-site .empty-data img{width:180px}.nuaa-site .pagination{grid-column:1/-1;width:100%;margin:28px 0 0;display:flex;justify-content:center;gap:7px;height:auto}.nuaa-site .pagination li>a,.nuaa-site .pagination li>span{display:block;padding:2px 12px;border:0;border-radius:4px;font-size:12px;background:none}.nuaa-site .pagination li.active>a,.nuaa-site .pagination li.active>span{background:var(--navy);color:#fff}
.nuaa-site>footer{margin-top:56px;padding:36px 0 28px;height:auto;min-width:0;background:var(--navy);color:#fff}.nuaa-site>footer .content{height:auto;padding:0}.nuaa-site footer .footer-links{margin-bottom:24px}.nuaa-site footer .footer-links ul{display:flex;gap:24px;flex-wrap:wrap}.nuaa-site footer h3{font-size:11px;font-weight:400;color:#b8b8b8;margin:0 0 10px}.nuaa-site footer ul.flex{gap:24px;flex-wrap:wrap}.nuaa-site footer ul li{width:auto;height:auto;margin:0;line-height:1.7}.nuaa-site footer ul li::before{display:none}.nuaa-site footer a{color:#e8e8e8;font-size:12px}.nuaa-site footer a:hover{color:#fff}.nuaa-site footer .copyright{display:flex;flex-wrap:wrap;gap:8px 28px;margin:24px 0 0;padding:20px 0 0;border-top:1px solid #ffffff1a;background:transparent!important;color:#b8b8b8;font-size:11px}.nuaa-site footer .copyright p,.nuaa-site footer .copyright .support{margin:0;background:transparent;color:inherit}.nuaa-site footer .copyright a{color:inherit;font-size:inherit}
/* Center home, project catalog, column pages and reading view. */
.nuaa-center{--c-primary:#16528C;--c-primary-text:#16528C;--c-primary-softer:#f2f2f2;--c-surface:#fff;--c-surface-2:#f9f9f9;--c-border:#f0f0f0;--c-text:#343434;--c-text-secondary:#666666;--c-text-tertiary:#666666}
.nuaa-center .ph{background:#fff;padding:40px 0 0}.nuaa-center .ph-sec{padding:0}.nuaa-center .ph-labhero{margin-bottom:32px}.nuaa-center .ph-labhero__masthead{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:40px;align-items:center}.nuaa-center .ph-labhero__banner{border-radius:9px}.nuaa-center .ph-labhero__slide{aspect-ratio:16/10}.nuaa-center .ph-labhero__head{padding:0}.nuaa-center .ph-labhero__name{font-size:30px;line-height:1.4;font-weight:600;color:var(--navy);letter-spacing:0}.nuaa-center .ph-labhero__facts{font-size:12px;gap:12px;margin-top:14px}.nuaa-center .ph-labhero__about{margin-top:20px;color:#666666;line-height:1.95;font-size:13px}
.nuaa-center .ph-labhero--compact{margin-bottom:0}.nuaa-center .ph-labhero__bar{padding:0 0 18px;border:0;gap:20px;align-items:baseline}.nuaa-center .ph-labhero--compact .ph-labhero__name{font-size:24px}.nuaa-center .ph-labs-crumb{margin:0 0 32px;padding:0;border:0;font-size:11px;color:var(--muted)}
.nuaa-center .ph-stats-wrap{border:0;border-radius:8px;background:var(--wash);margin:32px 0 48px;padding:22px 16px;box-shadow:none}.nuaa-center .ph-stat{border:0}.nuaa-center .ph-stat__num{font-size:27px;font-weight:500;color:var(--navy)}.nuaa-center .ph-stat__label{font-size:11px;color:var(--muted);margin-top:5px}
.nuaa-center .ph-labs-block{margin-bottom:48px;padding:0;border:0;box-shadow:none;background:transparent}.nuaa-center .ph-sec__head{border:0;margin-bottom:24px;padding:0}.nuaa-center .ph-sec__head h2{font-size:23px;font-weight:600;color:var(--navy)}.nuaa-center .ph-sec__more{color:var(--muted);font-size:12px}.nuaa-center .ph-courses{gap:28px 24px}
.nuaa-center .ph-course{border:0;border-radius:0;box-shadow:none;background:transparent;overflow:visible;padding:0}.nuaa-center .ph-course:hover{box-shadow:none;transform:none}.nuaa-center .ph-course__cover{border-radius:7px;overflow:hidden}.nuaa-center .ph-course__name{font-size:15px;margin:13px 0 8px;padding:0;font-weight:500}.nuaa-center .ph-course__meta{padding:0;font-size:11px;color:var(--muted)}.nuaa-center .ph-course__cta{margin:14px 0 0;border:1px solid #e9e9e9;border-radius:5px;background:#fff;color:var(--navy);font-size:12px}.nuaa-center .ph-course__cta:hover{background:#f2f2f2}
.nuaa-center .ph-labs-list{grid-template-columns:188px minmax(0,1fr);gap:48px}.nuaa-center .ph-labs-cn{border:0;background:transparent;padding:0;box-shadow:none}.nuaa-center .ph-labs-cn__t{font-size:12px;font-weight:400;color:var(--muted);padding:0 12px 16px}.nuaa-center .ph-labs-cn__i{border:0;border-radius:5px;margin-bottom:3px;font-size:13px;padding-block:10px}.nuaa-center .ph-labs-art{border-color:var(--line);padding-block:24px}.nuaa-center .ph-labs-art__cover{border-radius:6px}.nuaa-center .ph-labs-read{padding:0;border:0;background:transparent;box-shadow:none}.nuaa-center .ph-labs-read__body{font-size:15px;line-height:2}.nuaa-center .ph-labs-member{border:0;box-shadow:none;border-radius:7px;background:var(--wash);padding:20px}
.nuaa-site a:focus-visible,.nuaa-site button:focus-visible{outline:2px solid var(--blue);outline-offset:4px}
@media(max-width:1023px){.nuaa-site .content,.nuaa-site .ph__wrap{width:calc(100% - 48px)}.nuaa-center .ph-labhero__masthead{grid-template-columns:1fr;gap:24px}.nuaa-center .ph-labhero__slide{aspect-ratio:16/7}.nuaa-site .news_area>.content{gap:32px}.nuaa-site .newsList_area>.content,.nuaa-center .ph-labs-list{gap:32px;grid-template-columns:160px minmax(0,1fr)}}
@media(max-width:700px){.nuaa-site .content,.nuaa-site .ph__wrap{width:calc(100% - 32px)}.nuaa-site header .middle,.nuaa-site header .exp-middle{height:80px}.nuaa-site #logo,.nuaa-site #logo img{max-width:145px;max-height:40px}.nuaa-site header .middle>.content,.nuaa-site header .exp-middle>.content{gap:16px}.nuaa-site header .middle .title h2,.nuaa-site header .exp-middle .title{font-size:18px}.nuaa-site header .middle .title h3{font-size:9px;letter-spacing:0}.nuaa-site header ul.flex{gap:18px}.nuaa-site header ul.flex>li>a{padding:12px 0;font-size:12px}.nuaa-site header .bottom>.content,.nuaa-site header .center_nav>.content{gap:12px}.nuaa-site .login_container>.login{padding:3px 10px}.nuaa-site .container{padding:32px 0}.nuaa-site .course_area .layui-row,.nuaa-site .expCenter_area .layui-row,.nuaa-site .exp_list_area .layui-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}.nuaa-site .news_area>.content{grid-template-columns:1fr;gap:32px}.nuaa-site .container_title,.nuaa-site .center_title{font-size:21px}.nuaa-site .newsList_area>.content,.nuaa-center .ph-labs-list{display:block}.nuaa-site .col_nav{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:24px}.nuaa-site .col_nav .title{display:none}.nuaa-site .col_nav>li:not(.title){padding:7px 12px}.nuaa-site .rightbox .container_title{flex-wrap:wrap;gap:10px}.nuaa-site .detailsbox>h3{font-size:23px}.nuaa-center .ph{padding-top:28px}.nuaa-center .ph-labhero__name{font-size:25px}.nuaa-center .ph-labhero__slide{aspect-ratio:16/9}.nuaa-center .ph-labs-list__aside{margin-bottom:24px}.nuaa-center .ph-labs-cn__list{display:flex;flex-wrap:wrap;gap:4px}.nuaa-center .ph-labs-cn__t{display:none}.nuaa-center .ph-labs-cn__i{padding:7px 12px}.nuaa-center .ph-labs-block{margin-bottom:32px}.nuaa-site>footer{margin-top:32px}}
@media(prefers-reduced-motion:reduce){.nuaa-site *{scroll-behavior:auto!important;transition:none;animation:none!important}}
.nuaa-center .ph-course__cover{margin:0;width:100%}
.nuaa-center .ph-stat{background:transparent;box-shadow:none;border-radius:0}
.nuaa-center .ph-sec__head h2::before{display:none}
.nuaa-center header #logo{padding:7px 10px;background:#fff;border-radius:5px;height:50px}
.nuaa-center header #logo img{max-height:36px}
.nuaa-center .ph-labs-cn__list{display:flex;flex-direction:column;gap:3px}
.nuaa-center .ph-labs-cn__t{border:0}
.nuaa-center .ph-labs-cn__i,.nuaa-center .ph-labs-cn__i.is-on{box-shadow:none;border:0}
.nuaa-center .ph-sec__body{padding:0;border:0}
@media(max-width:700px){.nuaa-center .ph-labs-cn__list{flex-direction:row;flex-wrap:wrap}}
.nuaa-site .nuaa-centers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
.nuaa-site .nuaa-center-card{display:grid;grid-template-columns:42% minmax(0,1fr);gap:24px;align-items:center;padding:0 0 28px;border-bottom:1px solid var(--line)}
.nuaa-site .nuaa-center-card>.img{display:block;aspect-ratio:4/3;background:var(--wash);border-radius:7px;overflow:hidden}
.nuaa-site .nuaa-center-card>.img img{width:100%;height:100%;object-fit:cover}
.nuaa-site .nuaa-center-card h2{font-size:19px;font-weight:500;line-height:1.5}
.nuaa-site .nuaa-center-card__meta{display:block;font-size:11px;color:var(--muted);margin-top:8px}
.nuaa-site .nuaa-center-card__intro{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.8;font-size:12px;color:#666666;margin-top:12px}
.nuaa-site .nuaa-center-card__link{display:block;font-size:12px;color:var(--blue);margin-top:12px}
@media(max-width:900px){.nuaa-site .nuaa-centers{grid-template-columns:1fr}}
.nuaa-center .ph-labs-read__m{border:0;padding:10px 0 0;margin-bottom:28px;color:var(--muted);font-size:11px}
.nuaa-center .ph-labs-read__t{font-size:28px;line-height:1.5;font-weight:600;color:var(--navy)}
.nuaa-center .ph-labs-read__body ul li{list-style:disc}.nuaa-center .ph-labs-read__body ol li{list-style:decimal}
.nuaa-home+footer{margin-top:0}.nuaa-center .ph__wrap>.ph-labs-block:last-child{margin-bottom:0}
.nuaa-site{min-height:100vh;display:flex;flex-direction:column}.nuaa-site>.pageBody,.nuaa-site>.ph{flex:1}.nuaa-site>header,.nuaa-site>footer{flex:none}
.nuaa-center .ph-course__name{height:3.2em;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* NUAA academic portal. Tokens and components; no framework skin dependency. */
.nuaa-site{--primary:#16528C;--accent:#8A591D;--text:#22262a;--muted:#62676d;--line:#dce0e4;--wash:#f4f5f6;--surface:#fff;--radius:8px;--space:8px;--navy:var(--primary);--blue:var(--primary);color:var(--text);font:15px/1.7 system-ui,-apple-system,"Microsoft YaHei","PingFang SC",sans-serif}
.nuaa-site h1{font-size:40px;line-height:1.35;font-weight:650;letter-spacing:-.02em}.nuaa-site h2,.nuaa-site .container_title,.nuaa-site .ph-sec__head h2{font-size:26px;line-height:1.4;font-weight:650;color:var(--text)}.nuaa-site h3,.nuaa-site h3{font-size:18px;line-height:1.5;font-weight:600}.nuaa-site p{line-height:1.7}
.nuaa-site main{flex:1;min-width:0}.nuaa-site .content,.nuaa-site .ph__wrap{width:calc(100% - 64px);max-width:1280px;margin-inline:auto}.nuaa-site .container{padding:56px 0}.nuaa-site a:hover{color:var(--primary)}
.nuaa-site :is(a,button,input,summary):focus-visible{outline:3px solid var(--primary);outline-offset:3px}.nuaa-site button,.nuaa-site input{font:inherit}.nuaa-site button,.nuaa-site summary{cursor:pointer}.nuaa-site button{border:0;border-radius:8px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:16px;z-index:99999;background:#fff;color:#16528C;padding:8px 16px;border:2px solid #16528C}.skip-link:focus{top:8px}
.nuaa-site>header{background:#fff;border-top:4px solid var(--primary)}.nuaa-site header .middle,.nuaa-site header .exp-middle{height:88px;background:#fff}.nuaa-site header .exp-middle .title{color:var(--primary)}.nuaa-site header .middle .title h2{font-size:24px}.nuaa-site header .title h3{font-size:12px;color:var(--muted)}.nuaa-site header .bottom,.nuaa-site header .center_nav{background:#fff;border-block:1px solid var(--line)}.nuaa-site header .bottom>.content,.nuaa-site header .center_nav>.content{min-height:56px;gap:24px;position:relative}.nuaa-site header ul.flex{gap:32px}.nuaa-site header ul.flex>li>a{font-size:15px;padding:16px 0}.nuaa-site .nuaa-language{margin-left:auto}.nuaa-site .head_lang__item{color:var(--muted)!important}.nuaa-site .head_lang__item.is-active{color:var(--primary)!important}.nuaa-site .login_container{margin-left:0}.nuaa-site .login_container>.login{background:var(--primary);color:#fff;border:1px solid var(--primary);border-radius:8px;padding:8px 24px}.nuaa-site .hover-exit{border:1px solid var(--line)}.portal-nav-toggle{display:none}
.portal-discovery{padding:56px 0;background:var(--wash)}.discovery-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:64px;align-items:center}.portal-eyebrow{font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--accent);margin-bottom:16px!important}.discovery-copy{margin-top:16px!important;color:var(--muted)}.portal-search{display:flex;max-width:640px;margin-top:24px;border:1px solid #979da3;background:#fff;border-radius:8px;padding:8px;gap:8px}.portal-search input{border:0!important;outline-offset:0;min-width:0;flex:1;width:100%;height:40px;padding:0 8px;background:#fff;color:var(--text)}.portal-search button{flex:none;background:var(--primary);color:#fff;padding:8px 24px}.discovery-art{position:relative;aspect-ratio:1.4;display:flex;align-items:center;justify-content:center;border-block:1px solid var(--line);background-image:linear-gradient(#dce0e4 1px,transparent 1px),linear-gradient(90deg,#dce0e4 1px,transparent 1px);background-size:48px 48px}.discovery-art img{width:100%;filter:grayscale(1);opacity:.8}.discovery-art span{position:absolute;bottom:16px;left:16px;font-size:13px;color:var(--muted);background:var(--wash);padding:0 8px}
.nuaa-site .course_area .layui-row,.nuaa-site .exp_list_area .layui-row{display:grid;grid-template-columns:repeat(var(--nuaa-cols,3),minmax(0,1fr));gap:24px;align-items:stretch}.experiment-card{min-width:0;border:1px solid var(--line);border-radius:8px;overflow:visible;background:#fff;display:flex;flex-direction:column;box-shadow:none}.experiment-card__cover{display:block;aspect-ratio:16/10;overflow:hidden;border-radius:7px 7px 0 0;background:var(--wash)}.experiment-card__cover img{width:100%;height:100%;object-fit:cover;display:block}.experiment-card__body{padding:24px;display:flex;flex-direction:column;flex:1;gap:16px}.nuaa-site .experiment-card h3{height:3em;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:18px}.experiment-card__tags{display:flex;gap:8px;align-items:center;min-height:32px;font-size:12px;position:relative}.experiment-card__tags>span{max-width:44%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:8px;background:var(--wash);padding:4px 8px;color:#454a50}.experiment-card__more{margin-left:auto;color:var(--primary);flex:none}.experiment-card__more ul{position:absolute;right:0;top:100%;min-width:160px;max-width:100%;padding:16px!important;border:1px solid var(--line);background:#fff;border-radius:8px;z-index:4}.experiment-card__more li{padding:4px 0}.experiment-card__facts{display:flex;justify-content:space-between;margin:0;color:var(--muted);font-size:13px}.experiment-card__facts div{display:flex;gap:8px}.experiment-card__facts dd{margin:0;color:var(--text)}.nuaa-site .experiment-card__start{margin-top:auto;display:block;text-align:center;background:var(--primary);color:#fff;padding:8px 16px;border:1px solid var(--primary);border-radius:8px;font-weight:600}.nuaa-site .experiment-card__start:hover{color:#fff;background:#123f6a}
.nuaa-site .banner_area{height:auto;padding:0 32px 48px;background:#fff}.portal-carousel{max-width:1280px;margin:auto;position:relative}.portal-carousel__slides>*{display:none!important}.portal-carousel__slides>.is-current{display:block!important}.nuaa-site .banner_area .img{aspect-ratio:16/3;display:block;border-radius:8px;overflow:hidden}.nuaa-site .banner_area img{width:100%;height:100%;object-fit:cover}.portal-carousel__controls{position:absolute;bottom:16px;right:16px;display:flex;gap:8px}.portal-carousel__controls button{background:#fff;border:1px solid var(--line);color:var(--primary);padding:8px 16px}
.nuaa-site .news_area{background:var(--wash);padding:48px 0}.nuaa-site .news_area>.content{display:grid;grid-template-columns:1fr 1fr;gap:64px}.nuaa-site .news_area .box .item{padding:16px 0;border-color:var(--line)}.nuaa-site .news_area .item h3{font-size:15px}.nuaa-site .news_area .date{font-size:13px;color:var(--muted)}.nuaa-site .homeMore{font-size:14px;font-weight:400;color:var(--primary)}.nuaa-site .expCenter_area{background:#fff}.nuaa-site .expCenter_area .layui-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.nuaa-site .expCenter_area .item{border:1px solid var(--line);border-radius:8px;overflow:hidden}.nuaa-site .expCenter_area .item .img{display:block;aspect-ratio:16/10}.nuaa-site .expCenter_area .item img{width:100%;height:100%;object-fit:cover}.nuaa-site .expCenter_area .desc{padding:24px}.nuaa-site .expCenter_area .desc h2{font-size:18px}.nuaa-site .expCenter_area .desc span{color:var(--muted);font-size:14px}
.catalog-heading{padding-block:40px}.catalog-heading h1{font-size:32px}.catalog-heading .portal-search{margin-top:24px}.nuaa-site .select_area{background:var(--wash);padding:24px 0}.nuaa-site .select_area ul{gap:8px;align-items:center}.nuaa-site .select_area a{padding:8px 16px;border-radius:8px}.nuaa-site .select_area a.active{background:var(--primary);color:#fff}.nuaa-site .sort_content{border:1px solid var(--line);border-radius:8px}.nuaa-site .sort:focus-within .sort_content{display:block}.nuaa-site .newsList_area>.content{gap:40px}.nuaa-site .col_nav{border:0}.nuaa-site .col_nav>li.active{background:var(--wash);color:var(--primary)}.nuaa-site .newsList_area .item p{font-size:15px;color:var(--muted)}.nuaa-site .newsList_area .info{font-size:13px;color:var(--muted)}
.nuaa-site>footer{background:var(--primary);color:#fff;margin-top:56px;padding:40px 0}.nuaa-site footer a,.nuaa-site footer .copyright,.nuaa-site footer h3{color:#fff;font-size:13px}.nuaa-site footer .copyright{border-top:1px solid #ffffff66}.nuaa-site footer a:hover{color:#fff;text-decoration:underline}.nuaa-site footer .footer-links{margin-bottom:24px}.nuaa-site footer .copyright{background:transparent!important}
.nuaa-center{--c-primary:#16528C;--c-primary-text:#16528C;--c-text:#22262a;--c-text-secondary:#62676d;--c-text-tertiary:#62676d;--c-border:#dce0e4;--c-surface-2:#f4f5f6}.nuaa-center .ph-labhero__name{color:var(--text);font-size:32px}.nuaa-center .ph-labhero__about{font-size:15px;color:var(--muted)}.nuaa-center .ph-stats-wrap{background:var(--wash);border-radius:8px;padding:24px;margin-block:32px 48px}.nuaa-center .ph-stat__label{font-size:14px;color:var(--muted)}.nuaa-center .ph-stat__num{color:var(--primary)}.nuaa-center .ph-courses{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.nuaa-center .ph-course{border:1px solid var(--line);border-radius:8px;overflow:hidden;box-shadow:none}.nuaa-center .ph-course__cover{aspect-ratio:16/10;border-radius:0}.nuaa-center .ph-course__name,.nuaa-center .ph-course__meta{margin:16px 24px;font-size:15px}.nuaa-center .ph-course__cta{background:var(--primary);color:#fff;margin:16px 24px 24px;border:0;border-radius:8px;padding:8px}.nuaa-center .ph-labs-member{background:var(--wash);border-radius:8px;box-shadow:none}.nuaa-site .nuaa-centers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.nuaa-site .nuaa-center-card{border-bottom:1px solid var(--line);gap:24px}.nuaa-site .nuaa-center-card h2{font-size:18px}.nuaa-site .nuaa-center-card__meta,.nuaa-site .nuaa-center-card__intro{font-size:14px;color:var(--muted)}
.nuaa-site .empty-data,.nuaa-site .empty_news,.nuaa-site .ui-empty{display:flex;grid-column:1/-1;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:280px;width:100%;padding:40px 24px;gap:16px;color:var(--muted)}.nuaa-site .empty-data img,.nuaa-site .empty_news img{max-width:160px}.nuaa-site .ui-empty__art{width:72px;height:72px;background:url('../img/flight-mark.svg') center/contain no-repeat;filter:grayscale(1)}.nuaa-site .ui-empty__art use{display:none}
.nuaa-site .modal .modal-container{background-image:url('../img/regist_bk.jpg')!important;background-size:cover;background-position:center}.nuaa-site .modal .box1 .log_choose>span,.nuaa-site .modal .input_box .login input{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important}.nuaa-site .modal .input_box .login input{border-radius:8px}
@media(min-width:1440px){.discovery-grid{gap:80px}.portal-discovery{padding-block:64px}}
@media(max-width:1023px){.nuaa-site .course_area .layui-row,.nuaa-site .exp_list_area .layui-row,.nuaa-center .ph-courses,.nuaa-site .expCenter_area .layui-row{grid-template-columns:repeat(2,minmax(0,1fr))}.discovery-grid{grid-template-columns:1fr 1fr;gap:32px}.nuaa-site h1{font-size:32px}.nuaa-site .nuaa-centers{grid-template-columns:1fr}.nuaa-site .portal-nav-toggle{display:block;background:#fff;color:var(--primary);padding:8px 0}.nuaa-site header .bottom>.content>ul.flex,.nuaa-site header .center_nav>.content>ul.flex{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;padding:16px;z-index:40;border:1px solid var(--line);border-radius:8px}.nuaa-site header .bottom>.content>ul.is-open,.nuaa-site header .center_nav>.content>ul.is-open{display:flex;flex-direction:column;gap:0}.nuaa-site header ul.flex>li>a{padding:8px}.nuaa-site .news_area>.content{gap:32px}.nuaa-site header .bottom>.content,.nuaa-site header .center_nav>.content{flex-wrap:nowrap}.nuaa-site .nuaa-language{margin-left:auto}}
@media(max-width:600px){.nuaa-site .content,.nuaa-site .ph__wrap{width:calc(100% - 32px)}.nuaa-site header .middle,.nuaa-site header .exp-middle{height:80px}.nuaa-site #logo,.nuaa-site #logo img{max-width:112px;max-height:40px}.nuaa-site header .middle>.content,.nuaa-site header .exp-middle>.content{gap:16px}.nuaa-site header .middle .title h2,.nuaa-site header .exp-middle .title{font-size:18px}.nuaa-site header .title h3{font-size:10px;letter-spacing:0}.nuaa-site header .bottom>.content,.nuaa-site header .center_nav>.content{gap:16px}.nuaa-site .login_container>.login{padding:8px 16px}.nuaa-site .head_lang{gap:8px;font-size:12px}.portal-discovery{padding:32px 0}.discovery-grid{display:block}.discovery-art{display:none}.nuaa-site h1{font-size:28px}.portal-search button{padding:8px 16px}.nuaa-site .container{padding:32px 0}.nuaa-site .course_area .layui-row,.nuaa-site .exp_list_area .layui-row,.nuaa-center .ph-courses,.nuaa-site .expCenter_area .layui-row{grid-template-columns:1fr}.nuaa-site .news_area>.content{grid-template-columns:1fr;gap:32px}.nuaa-site .select_area ul{flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;padding-bottom:8px;scrollbar-width:thin}.nuaa-site .select_area ul li{flex:none}.nuaa-site .select_area ul li:first-child{min-width:auto}.nuaa-site .select_area a{padding:8px}.nuaa-site .banner_area{padding:0 16px 32px}.nuaa-site .banner_area .img{aspect-ratio:16/6}.portal-carousel__controls{position:static;justify-content:flex-end;margin-top:8px}.nuaa-site .container_title,.nuaa-site .ph-sec__head h2{font-size:24px}.nuaa-site .newsList_area>.content,.nuaa-center .ph-labs-list{display:block}.nuaa-site .col_nav{display:flex;overflow-x:auto;flex-wrap:nowrap;white-space:nowrap}.nuaa-site .col_nav li{flex:none}.nuaa-site .nuaa-center-card{grid-template-columns:1fr}.nuaa-site footer .copyright{display:block}.nuaa-site footer .copyright p+p{margin-top:8px}.nuaa-site .nuaa-center-card__intro{font-size:15px}.nuaa-center .ph-labhero__name{font-size:28px}.experiment-card__body{padding:24px}.nuaa-site .portal-eyebrow{font-size:12px}}
@media(prefers-reduced-motion:reduce){.nuaa-site *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.nuaa-site .nuaa-language .head_lang{margin:0;padding:0;gap:8px;font-size:13px}.nuaa-site .nuaa-language .head_lang__item{font-size:13px;color:#62676d}.nuaa-site .nuaa-language .head_lang__item.is-active{color:#16528C}.nuaa-center .ph-labhero__masthead{gap:32px}.nuaa-site :is(.ph-course,.experiment-card):hover{transform:none;box-shadow:none}.nuaa-site footer a{color:#fff}.nuaa-site .experiment-card__tags{flex-wrap:nowrap}

.nuaa-site header .brand-name{font-size:24px;font-weight:650;color:var(--primary)}.nuaa-site header .title h3{font-size:12px;font-weight:400;color:var(--muted);letter-spacing:.08em}.nuaa-site .ui-btn,.nuaa-site .ph-sec__more{box-shadow:none;transform:none;background-image:none}.nuaa-site .container_title h2{font-size:26px}.nuaa-site header .head_lang__sep{color:#62676d}
@media(max-width:600px){.nuaa-site header .brand-name{font-size:18px}.nuaa-site header .title h3{font-size:10px}.nuaa-site .container_title h2{font-size:24px}}

/* One focus boundary around the entire search control, without a nested input ring. */
.nuaa-site .portal-search{border-color:#979da3}
.nuaa-site .portal-search:focus-within{border-color:var(--primary);outline:2px solid var(--primary);outline-offset:-1px;box-shadow:none}
.nuaa-site .portal-search input:focus,.nuaa-site .portal-search input:focus-visible{outline:none!important;box-shadow:none!important;border:0!important;background:#fff}
.nuaa-site .portal-discovery{padding-block:40px}
.nuaa-site .discovery-art{max-height:280px;aspect-ratio:1.7}
.nuaa-site .nuaa-home>.banner_area{padding-top:24px;padding-bottom:0;background:var(--wash)}
.nuaa-site .nuaa-home>.course_area{padding-top:40px}
@media(max-width:600px){.nuaa-site .portal-discovery{padding-block:32px}.nuaa-site .nuaa-home>.banner_area{padding-top:0;padding-bottom:24px}.nuaa-site .nuaa-home>.course_area{padding-top:32px}}

/* Search-column carousel; the aerospace illustration keeps its own full column. */
.nuaa-site .discovery-grid{align-items:stretch}
.nuaa-site .discovery-grid>div:first-child{min-width:0}
.nuaa-site .discovery-grid .banner_area{margin-top:24px;padding:0;height:auto;background:transparent;overflow:visible}
.nuaa-site .discovery-grid .banner_area .img{aspect-ratio:16/5}
.nuaa-site .discovery-art{max-height:none;height:100%;min-height:360px;aspect-ratio:auto}
.nuaa-site .portal-carousel__controls{bottom:8px;right:8px;gap:8px}
.nuaa-site .portal-carousel__controls button{padding:4px 8px;font-size:12px}
/* Language widget retains server-driven locale links, with a single globe trigger. */
.nuaa-site .nuaa-language .ui-dropdown{position:relative}
.nuaa-site .nuaa-language summary{display:flex;align-items:center;justify-content:center;list-style:none;width:40px;height:40px;border-radius:8px;color:var(--primary);background:transparent}
.nuaa-site .nuaa-language summary::-webkit-details-marker{display:none}
.nuaa-site .nuaa-language summary::before{content:"";width:24px;height:24px;background:url('../img/language.svg') center/contain no-repeat}
.nuaa-site .nuaa-language summary>.ui-lang__mark{display:none}
.nuaa-site .nuaa-language .ui-dropdown[open]>summary{background:var(--wash)}
.nuaa-site .nuaa-language .ui-lang__menu{position:absolute;right:0;top:calc(100% + 8px);z-index:100;width:176px;padding:8px;border:1px solid var(--line);border-radius:8px;background:#fff}
.nuaa-site .nuaa-language .ui-lang__item{display:flex;align-items:center;gap:8px;padding:8px;border-radius:8px;color:var(--text);font-size:14px}
.nuaa-site .nuaa-language .ui-lang__item.is-active{color:var(--primary);background:var(--wash)}
.nuaa-site .nuaa-language .ui-lang__mark{width:24px;text-align:center;font-size:12px}
.nuaa-site .nuaa-language .ui-lang__check{display:none}
.nuaa-site .nuaa-language .ui-lang__item.is-active::after{content:"✓";margin-left:auto}
/* Copyright and utility links share one baseline. */
.nuaa-site footer .footer-bottom{display:flex;align-items:baseline;justify-content:space-between;gap:24px;border-top:1px solid #ffffff66;margin-top:24px;padding-top:24px}
.nuaa-site footer .footer-bottom .copyright{border:0;margin:0;padding:0;flex:1;gap:8px 24px}
.nuaa-site footer .footer-bottom .footer-links{margin:0;flex:none}
.nuaa-site footer .footer-bottom .footer-links ul{justify-content:flex-end;gap:24px}
@media(max-width:1023px){.nuaa-site .discovery-art{min-height:360px}.nuaa-site footer .footer-bottom .copyright{display:block}}
@media(max-width:600px){.nuaa-site .discovery-art{display:none}.nuaa-site .discovery-grid .banner_area{margin-top:24px}.nuaa-site .discovery-grid .banner_area .img{aspect-ratio:16/6}.nuaa-site .portal-carousel__controls{position:static}.nuaa-site footer .footer-bottom{align-items:flex-start;flex-wrap:wrap;gap:16px}.nuaa-site footer .footer-bottom .copyright{flex-basis:100%}.nuaa-site footer .footer-bottom .footer-links{margin-left:auto}}

.nuaa-site .nuaa-language details:not([open])>.ui-lang__menu{display:none}.nuaa-site .nuaa-language details[open]>.ui-lang__menu{display:block}

/* Current locale is visible in the compact language trigger. */
.nuaa-site .nuaa-language summary::before{display:none}
.nuaa-site .nuaa-language summary>.ui-lang__mark{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--primary);border-radius:8px;color:var(--primary);font-size:14px;font-weight:650;line-height:1;letter-spacing:0}

/* Compact discovery area after removal of the homepage banner. */
.nuaa-site .portal-discovery{padding-block:32px}
.nuaa-site .discovery-grid{align-items:center}
.nuaa-site .discovery-art{height:240px;min-height:0;max-height:240px}
.nuaa-site .discovery-copy{margin-top:16px!important}
.nuaa-site .portal-discovery .portal-search{margin-top:16px}
@media(max-width:600px){.nuaa-site .portal-discovery{padding-block:24px}.nuaa-site .portal-discovery h1{font-size:26px}}

/* Campus masthead: original world-map artwork with a restrained aerospace layer. */
.nuaa-site header .middle,.nuaa-site header .exp-middle{position:relative;isolation:isolate;overflow:hidden;background:#f4f5f6 url('../img/bg.png') center bottom/cover no-repeat}
.nuaa-site header .middle::after,.nuaa-site header .exp-middle::after{content:"";position:absolute;right:24px;top:-32px;width:480px;height:152px;z-index:-1;pointer-events:none;background:url('../img/aerospace-flight.svg') right center/contain no-repeat;opacity:.42}
.nuaa-site header .middle>.content,.nuaa-site header .exp-middle>.content{position:relative}
@media(max-width:600px){.nuaa-site header .middle::after,.nuaa-site header .exp-middle::after{right:-128px;width:320px;opacity:.22}}

/* Unified header artwork; translucent navigation reveals the shared background. */
.nuaa-site>header{position:relative;isolation:isolate;background:#f4f5f6 url('../img/bg.png') center center/cover no-repeat}
.nuaa-site>header::before{content:"";position:absolute;right:24px;top:-16px;width:480px;height:176px;z-index:-1;pointer-events:none;background:url('../img/aerospace-flight.svg') right center/contain no-repeat;opacity:.42}
.nuaa-site header .middle,.nuaa-site header .exp-middle{background:transparent}
.nuaa-site header .middle::after,.nuaa-site header .exp-middle::after{display:none}
.nuaa-site header .bottom,.nuaa-site header .center_nav{position:relative;background:rgba(255,255,255,.42);border-color:rgba(110,120,130,.2);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.nuaa-site header .bottom,.nuaa-site header .center_nav{background:rgba(255,255,255,.92)}}
@media(max-width:600px){.nuaa-site>header::before{right:-128px;width:320px;opacity:.22}}

/* Solid, reachable account dropdown above page content. */
.nuaa-site>header{z-index:30;overflow:visible}
.nuaa-site header .bottom,.nuaa-site header .center_nav{overflow:visible;z-index:2}
.nuaa-site header .login_container{z-index:110;padding-block:8px;align-self:stretch;display:flex;align-items:center}
.nuaa-site .login_container>.user-capsule{display:flex;align-items:center;gap:8px;min-height:40px;max-width:240px;padding:4px 8px 4px 16px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--primary);font:inherit;cursor:pointer}
.nuaa-site .user-capsule .user_name{max-width:144px;font-size:14px}
.nuaa-site .user-capsule img{width:30px;height:30px;flex:none;object-fit:cover;border-radius:50%}
.nuaa-site .user-capsule__arrow{font-size:16px;line-height:1;margin-right:4px}
.nuaa-site .login_container>.hover-exit{top:100%;right:0;min-width:176px;margin:0!important;padding:8px!important;border:1px solid var(--line);border-radius:8px;background:#fff!important;opacity:1!important;backdrop-filter:none;-webkit-backdrop-filter:none;z-index:120;pointer-events:auto}
.nuaa-site .login_container>.hover-exit::before{content:"";position:absolute;left:0;right:0;top:-8px;height:8px}
.nuaa-site .login_container:hover>.hover-exit,.nuaa-site .login_container:focus-within>.hover-exit,.nuaa-site .login_container.is-open>.hover-exit{display:block}
.nuaa-site .login_container>.hover-exit li{margin:0;padding:0}
.nuaa-site .login_container>.hover-exit a{display:block;padding:8px 12px;border-radius:8px;color:var(--text);font-size:14px;line-height:1.7}
.nuaa-site .login_container>.hover-exit a:hover,.nuaa-site .login_container>.hover-exit a:focus-visible{background:var(--wash);color:var(--primary)}
@media(max-width:600px){.nuaa-site .login_container>.user-capsule{max-width:160px;padding-left:12px}.nuaa-site .user-capsule .user_name{max-width:80px}}

.nuaa-site .login_container:not(.is-open)>.hover-exit{display:none}

/* Compact account menu with quiet line icons. */
.nuaa-site .login_container>.hover-exit{width:144px;min-width:144px;padding:4px!important}
.nuaa-site .login_container>.hover-exit a{display:flex;align-items:center;gap:8px;padding:8px;font-size:14px}
.nuaa-site .account-menu-icon{display:block;flex:0 0 16px;width:16px;height:16px;background-position:center;background-size:contain;background-repeat:no-repeat}

.nuaa-site .account-menu-icon--user_center{background-image:url('../img/menu-user_center.svg')}
.nuaa-site .account-menu-icon--account{background-image:url('../img/menu-account.svg')}
.nuaa-site .account-menu-icon--help{background-image:url('../img/menu-help.svg')}
.nuaa-site .account-menu-icon--logout{background-image:url('../img/menu-logout.svg')}

/* Refined compact sign-in control and account menu. */
.nuaa-site .login_container>.hover-exit{width:128px;min-width:128px}
.nuaa-site .login_container>.hover-exit a{padding:7px 8px;gap:8px;font-size:13px}
.nuaa-site .login_container>.login{display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:5px 18px;border:1px solid var(--primary);border-radius:8px;background:rgba(255,255,255,.88);color:var(--primary);font-size:14px;font-weight:500;line-height:22px;letter-spacing:.06em;box-shadow:none}
.nuaa-site .login_container>.login:hover{background:var(--primary);color:#fff}
.nuaa-site .login_container>.login:active{background:#123f6a;color:#fff;border-color:#123f6a}
@media(max-width:600px){.nuaa-site .login_container>.login{min-height:34px;padding:5px 14px}}

/* Account capsule hover and keyboard interaction state; dimensions stay fixed. */
.nuaa-site .login_container>.user-capsule:hover,
.nuaa-site .login_container>.user-capsule:focus-visible,
.nuaa-site .login_container.is-open>.user-capsule{background:#edf3f8;border-color:var(--primary);color:var(--primary);box-shadow:none;transform:none}
.nuaa-site .login_container>.user-capsule:active{background:#dfeaf4}

/* One continuous search/filter section for the course catalog. */
.nuaa-site .catalog-controls{padding:32px 0 24px;background:var(--wash)}
.nuaa-site .catalog-controls .catalog-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,560px);column-gap:40px;align-items:center;padding:0 0 24px}
.nuaa-site .catalog-controls .catalog-heading .portal-eyebrow{grid-column:1;margin-bottom:8px!important}
.nuaa-site .catalog-controls .catalog-heading h1{grid-column:1;font-size:28px;line-height:1.4}
.nuaa-site .catalog-controls .catalog-heading .portal-search{grid-column:2;grid-row:1/3;width:100%;margin:0;max-width:none}
.nuaa-site .catalog-controls>.content>ul{margin:0;min-height:48px}
.nuaa-site .catalog-controls .sort{position:relative}
.nuaa-site .catalog-controls .sort_content{display:none;position:absolute;left:0;top:100%;min-width:144px;z-index:10;background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px}
.nuaa-site .catalog-controls .sort:hover .sort_content,.nuaa-site .catalog-controls .sort:focus-within .sort_content{display:block}
.nuaa-site .catalog-controls .sort_content a{white-space:nowrap}
@media(max-width:767px){.nuaa-site .catalog-controls .catalog-heading{display:block;padding-bottom:24px}.nuaa-site .catalog-controls .catalog-heading h1{font-size:24px}.nuaa-site .catalog-controls .catalog-heading .portal-search{margin-top:16px}.nuaa-site .catalog-controls{padding-top:24px}.nuaa-site .catalog-controls>.content>ul:last-child{overflow:visible}}

/* Compact filters followed by a dedicated catalog toolbar. */
.nuaa-site .catalog-controls{padding:24px 0 16px}
.nuaa-site .catalog-controls .catalog-heading{display:block;padding:0 0 8px}
.nuaa-site .catalog-controls .catalog-heading h1{font-size:24px;line-height:1.4}
.nuaa-site .catalog-controls>.content>ul{min-height:40px;padding:4px 0;gap:8px}
.nuaa-site .catalog-controls a{padding:5px 12px}
.nuaa-site .exp_list_area.container{padding-top:24px}
.nuaa-site .catalog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.nuaa-site .catalog-toolbar>ul{display:flex;align-items:center;gap:16px;margin:0;color:var(--muted);font-size:14px;flex:none}
.nuaa-site .catalog-toolbar>ul>li>a{display:block;padding:8px 0;color:var(--text)}
.nuaa-site .catalog-toolbar>ul>li>a.active{color:var(--primary)}
.nuaa-site .catalog-toolbar__search{flex:0 1 400px;min-width:0}
.nuaa-site .catalog-toolbar .portal-search{margin:0;padding:4px;border-radius:8px;max-width:none}
.nuaa-site .catalog-toolbar .portal-search input{height:32px;font-size:14px}
.nuaa-site .catalog-toolbar .portal-search button{padding:4px 16px;font-size:14px;line-height:24px}
.nuaa-site .catalog-toolbar .sort{position:relative}
.nuaa-site .catalog-toolbar .sort_content{position:absolute;top:100%;left:0;z-index:10;min-width:144px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:8px}
.nuaa-site .catalog-toolbar .sort_content a{display:block;padding:8px;white-space:nowrap;font-size:14px}
@media(max-width:600px){.nuaa-site .catalog-controls{padding:16px 0 12px}.nuaa-site .catalog-controls .catalog-heading h1{font-size:22px}.nuaa-site .catalog-controls>.content>ul:last-child{overflow-x:auto}.nuaa-site .catalog-toolbar{flex-wrap:wrap;gap:12px;padding-bottom:16px;margin-bottom:24px}.nuaa-site .catalog-toolbar__search{flex-basis:100%;order:-1}.nuaa-site .catalog-toolbar>ul{gap:24px}.nuaa-site .exp_list_area.container{padding-top:16px}}

@media(max-width:600px){.nuaa-site>header::before{right:0;width:192px;max-width:100%}}

.nuaa-site .catalog-toolbar .catalog-sort{gap:8px}
.nuaa-site .catalog-toolbar .catalog-sort__label{margin-right:8px}
.nuaa-site .catalog-toolbar .catalog-sort>li>a{padding:6px 12px;border-radius:8px;font-size:14px}
.nuaa-site .catalog-toolbar .catalog-sort>li>a.active{background:var(--wash);color:var(--primary);font-weight:600}
.nuaa-site .catalog-toolbar .catalog-sort>li>a:hover{color:var(--primary)}

.nuaa-site .experiment-card__facts{flex-wrap:wrap;gap:8px 16px}.nuaa-site .experiment-card__facts div{gap:4px}.nuaa-site .experiment-card__facts dt{white-space:nowrap}

.nuaa-site .experiment-card__college{font-size:14px;line-height:1.7;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:0}

.nuaa-site .experiment-card__tags>.experiment-card__college{background:transparent;padding:0;margin-right:auto;max-width:42%;font-size:13px;color:var(--muted);border-radius:0;min-width:0;flex:0 1 auto}
.nuaa-site .experiment-card__tags>span:not(.experiment-card__college){max-width:36%;flex:0 1 auto}
.nuaa-site .experiment-card__tags>.experiment-card__more{margin-left:0}

/* Course-card hover and keyboard focus: stable geometry, clear academic-blue emphasis. */
.nuaa-site .experiment-card:hover,.nuaa-site .experiment-card:focus-within{border-color:var(--primary);box-shadow:none;transform:none}
.nuaa-site .experiment-card:hover h3 a,.nuaa-site .experiment-card:focus-within h3 a{color:var(--primary)}
.nuaa-site .experiment-card:hover .experiment-card__start,.nuaa-site .experiment-card:focus-within .experiment-card__start{background:#123f6a;border-color:#123f6a;color:#fff}

/* News column hierarchy: depth indentation, branch markers, distinct ancestor/current states. */
.nuaa-site .newsList_area .col_nav{display:block;padding:0;overflow:visible;border:0}
.nuaa-site .newsList_area .col_nav>.title{display:block;font-size:16px;font-weight:600;color:var(--text);padding:0 12px 16px;letter-spacing:0}
.nuaa-site .newsList_area .col_nav>.nuaa-column-item{position:relative;margin:0;padding:0;border:0;border-radius:8px;background:transparent;white-space:normal}
.nuaa-site .newsList_area .col_nav>.nuaa-column-item>a{position:relative;display:block;padding:10px 12px 10px calc(24px + var(--nuaa-level)*20px);font-size:14px;line-height:1.6;color:var(--muted);border-radius:8px;overflow-wrap:anywhere}
.nuaa-site .newsList_area .col_nav>.is-root{margin-top:12px}
.nuaa-site .newsList_area .col_nav>.is-root>a{font-weight:600;color:var(--text);font-size:15px}
.nuaa-site .newsList_area .col_nav>.is-root>a::before{content:"";position:absolute;left:10px;top:18px;width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(-45deg)}
.nuaa-site .newsList_area .col_nav>.is-child>a::before{content:"";position:absolute;left:calc(6px + var(--nuaa-level)*20px);top:8px;width:10px;height:13px;border-left:1px solid #b8bfc6;border-bottom:1px solid #b8bfc6}
.nuaa-site .newsList_area .col_nav>.is-ancestor>a{color:var(--primary);font-weight:600}
.nuaa-site .newsList_area .col_nav>.active>a{color:var(--primary);background:#edf3f8;font-weight:600}
.nuaa-site .newsList_area .col_nav>.nuaa-column-item>a:hover{background:var(--wash);color:var(--primary)}
.nuaa-site .newsList_area .col_nav>.active>a:hover{background:#edf3f8}
@media(max-width:700px){.nuaa-site .newsList_area .col_nav{display:block;max-height:288px;overflow:auto;margin-bottom:24px;padding:16px;background:var(--wash);border-radius:8px}.nuaa-site .newsList_area .col_nav>.title{padding-bottom:8px}.nuaa-site .newsList_area .col_nav>.is-root{margin-top:4px}.nuaa-site .newsList_area .col_nav>.nuaa-column-item>a{padding-block:8px}}

/* Article metadata stays together rather than pushing the date to the far edge. */
.nuaa-site .newsList_area .detailsbox>.info{display:flex;justify-content:flex-start;align-items:baseline;flex-wrap:wrap;gap:8px 16px}
.nuaa-site .newsList_area .detailsbox>.info>.date{margin-left:0}