:root{--background:#F8F7F2;--paper:#FFFEFA;--surface:#fff;--surface-soft:#F0F3F5;--cobalt:#344F96;--cobalt-deep:#223768;--cobalt-soft:#E9EEFA;--coral:#C95749;--coral-soft:#FAEBE6;--lake:#4788A1;--lake-soft:#E7F3F7;--honey:#B88737;--honey-soft:#FAF1DE;--sage:#587E68;--sage-soft:#EAF2E9;--rose:#AF7285;--rose-soft:#F7ECF0;--graphite:#27313F;--body:#46515E;--muted:#65717D;--border:#DDE3E7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--background);color:var(--body);font:16px/1.78 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--coral)}button,input,select{font:inherit}button{cursor:pointer}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--graphite);line-height:1.3;letter-spacing:-.025em}h1{font-size:clamp(29px,3.3vw,44px)}h2{font-size:clamp(24px,2.5vw,30px)}h3{font-size:20px}.wrap{width:min(1340px,calc(100% - 64px));margin-inline:auto}.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip:focus{position:fixed;z-index:100;left:1rem;top:1rem;background:white;padding:1rem}.site-header{background:var(--paper);border-bottom:1px solid var(--border);position:relative;z-index:12}.topbar{height:76px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;gap:9px;white-space:nowrap;font-size:19px;font-weight:800;color:var(--cobalt-deep)}.brand-symbol{width:36px;height:36px;border-radius:12px;background:var(--cobalt);color:#fff;display:grid;place-items:center}.header-search{display:flex;border-radius:999px;background:#F1F3F7;border:1px solid #E2E6EB;padding:2px 4px 2px 18px;flex:1;max-width:360px;margin-left:auto}.header-search input{width:100%;min-width:0;background:transparent;border:0;outline:0;font-size:14px}.header-search button{border:0;background:var(--cobalt);color:white;width:36px;height:36px;border-radius:50%;font-size:22px}.desktop-nav{display:flex;gap:24px;font-size:14px;font-weight:700;color:var(--graphite)}.channel-strip{display:flex;gap:8px;overflow-x:auto;padding-block:8px 13px;scrollbar-width:thin}.channel-strip a{flex:none;font-size:12px;white-space:nowrap;border:1px solid var(--border);background:#fff;border-radius:99px;padding:5px 13px}.menu-trigger,.mobile-bottom,.mobile-drawer,.menu-shade{display:none}.locked{overflow:hidden}.page-intro{padding:64px 0 34px}.eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.lede{max-width:770px;color:var(--muted);font-size:18px}.btn,.text-link{font-weight:700;color:var(--cobalt-deep)}.btn{display:inline-flex;align-items:center;background:var(--coral);color:white;border-radius:99px;padding:11px 24px;margin-top:12px}.btn:hover{background:#A43E34;color:white}.text-link{font-size:14px}.section{padding:42px 0}.section-top{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:22px}.section-top p{max-width:600px}.hero{background:var(--cobalt-deep);display:grid;grid-template-columns:1.1fr .9fr;min-height:390px;border-radius:22px;overflow:hidden;color:#fff}.hero .hero-copy{padding:clamp(30px,5vw,65px);display:flex;flex-direction:column;justify-content:center}.hero h1{color:white;max-width:690px}.hero p{color:#E6EBFA;font-size:17px}.hero .media{height:100%;border-radius:0}.hero .media img{width:100%;height:100%;object-fit:cover}.media{position:relative;overflow:hidden;aspect-ratio:16/9;border-radius:16px;background:#E8EEF6}.media img{width:100%;height:100%;object-fit:contain;background:#EDF1F5}.media-empty{display:grid;place-items:center;min-height:160px;background:linear-gradient(145deg,#E6EDF6,#F6EDE7);color:#53627B;letter-spacing:.12em;font-size:12px;font-weight:800;text-align:center;padding:25px}.hero .media-empty{aspect-ratio:auto;background:linear-gradient(135deg,#496A9B,#D9B5A9);color:white}.prism-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.channel-card{border-top:4px solid var(--cobalt);background:white;padding:19px;border-radius:14px;min-height:175px}.channel-card:nth-child(3n+2){background:var(--lake-soft)}.channel-card:nth-child(4n+3){background:var(--coral-soft)}.channel-card strong{display:block;color:var(--graphite);font-size:17px}.channel-card p{font-size:13px;line-height:1.6;margin:8px 0}.index{font-size:12px;font-weight:900;color:var(--coral)}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.topic-card{background:white;border:1px solid var(--border);border-radius:16px;padding:23px;min-width:0}.topic-card-title{font-size:19px;line-height:1.5;font-weight:800;color:var(--graphite);display:block}.card-meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0;color:var(--cobalt);font-size:12px}.card-meta span{background:var(--cobalt-soft);padding:3px 9px;border-radius:99px}.topic-card p{font-size:14px;color:var(--muted);line-height:1.7}.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.split.reverse .media{order:2}.feature-panel{background:var(--paper);padding:28px;border:1px solid var(--border);border-radius:18px}.feature-panel p{color:var(--muted)}.feature-panel ul{padding-left:20px}.feature-panel li{margin-bottom:9px}.stripe{background:var(--cobalt-soft);border-radius:18px;padding:30px}.mini-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.mini-list a{background:white;padding:16px;border:1px solid var(--border);border-radius:11px;font-weight:700;line-height:1.4}.timeline{border-left:2px solid var(--lake);margin-left:12px;padding-left:22px;display:grid;gap:20px}.timeline>div{position:relative}.timeline>div:before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:var(--coral);left:-28px;top:8px}.duo{display:grid;grid-template-columns:1fr 1fr;gap:18px}.duo>div{padding:24px;border-radius:15px;background:var(--lake-soft)}.duo>div+div{background:var(--honey-soft)}.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.gallery article{background:white;border-radius:16px;overflow:hidden}.gallery .inside{padding:19px}.filterbar{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin:22px 0}.filterbar a{border:1px solid var(--border);border-radius:99px;padding:6px 15px;background:white;font-size:14px}.filterbar a.active,.pagination .active{background:var(--cobalt);color:white}.list-layout{display:grid;grid-template-columns:200px minmax(0,1fr) 230px;gap:24px}.rail{font-size:14px;background:var(--paper);border:1px solid var(--border);padding:21px;border-radius:15px;align-self:start}.rail a{display:block;padding:7px 0}.list-column{display:grid;gap:14px}.list-column .topic-card{border-left:4px solid var(--lake)}.pagination{display:flex;gap:8px;justify-content:center;padding:33px 0}.pagination a{background:white;padding:5px 14px;border-radius:8px;border:1px solid var(--border)}.article-layout{display:grid;grid-template-columns:minmax(0,800px) minmax(180px,270px);justify-content:center;gap:50px;align-items:start}.article{background:var(--paper);padding:clamp(20px,4vw,48px);border-radius:19px}.article p{font-size:16px;line-height:1.85}.article h2{margin-top:34px;font-size:24px}.source-box{padding:19px;border-left:4px solid var(--lake);background:var(--lake-soft);margin:26px 0}.crumb{font-size:13px;color:var(--muted);margin-bottom:18px}.search-editor{background:var(--cobalt-deep);border-radius:18px;padding:35px;color:white}.search-editor h1{color:white}.search-form{display:flex;gap:12px;flex-wrap:wrap}.search-form input,.search-form select{border:0;background:white;border-radius:8px;padding:12px 15px;min-width:0}.search-form input{flex:1;min-width:170px}.search-form button{border:0;border-radius:8px;background:var(--coral);color:white;padding:10px 28px;font-weight:700}.site-footer{margin-top:75px;background:var(--graphite-deep);color:#DCE2EB}.footer-inner{padding:40px 0;display:flex;justify-content:space-between;gap:30px}.footer-inner nav{display:flex;flex-wrap:wrap;gap:22px;font-size:14px}.footer-inner p{font-size:13px;color:#C8CFD9}.note{font-size:13px;color:var(--muted)}.empty{padding:30px;border:1px dashed var(--border);border-radius:15px}.record-aside{position:sticky;top:25px}.record-aside .rail{margin-bottom:15px}@media(max-width:1050px){.desktop-nav{gap:12px}.list-layout{grid-template-columns:160px 1fr}.list-layout>.rail:last-child{display:none}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:minmax(0,800px)}.record-aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:15px}}@media(max-width:760px){body{font-size:15px}.wrap{width:calc(100% - 34px)}.topbar{height:67px;gap:10px}.brand{font-size:15px}.header-search{margin-left:auto;max-width:150px;padding-left:9px}.header-search input{font-size:12px}.desktop-nav{display:none}.menu-trigger{display:block;border:0;background:var(--cobalt-soft);color:var(--cobalt-deep);border-radius:10px;width:44px;height:44px}.menu-shade:not([hidden]){display:block;position:fixed;inset:0;background:#19233399;z-index:30}.mobile-drawer{display:flex;flex-direction:column;gap:2px;position:fixed;right:0;top:0;bottom:0;width:min(320px,85vw);z-index:31;padding:24px;background:white;transform:translateX(105%);visibility:hidden;transition:transform .2s,visibility .2s}.mobile-drawer.open{transform:translateX(0);visibility:visible}.mobile-drawer a,.mobile-drawer button{padding:12px;text-align:left;border:0;background:white;border-bottom:1px solid var(--border)}.channel-strip{padding:6px 0}.hero{grid-template-columns:1fr;min-height:0}.hero .hero-copy{padding:30px}.hero .media{height:200px}.hero h1{font-size:29px}.section{padding:30px 0}.prism-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.channel-card{padding:14px;min-height:150px}.topic-grid,.gallery,.split,.mini-list,.duo,.list-layout,.record-aside{grid-template-columns:1fr}.split.reverse .media{order:0}.section-top{display:block}.page-intro{padding:38px 0 14px}.article{padding:22px}.article-layout{gap:20px}.record-aside{display:block}.footer-inner{display:block;padding:32px 0 95px}.mobile-bottom{display:flex;position:fixed;z-index:20;bottom:0;left:0;right:0;background:white;border-top:1px solid var(--border);justify-content:space-around;padding:8px 2px max(8px,env(safe-area-inset-bottom));font-size:13px;font-weight:700}.mobile-bottom a{min-width:65px;text-align:center}.site-footer{margin-top:40px}}@media(max-width:350px){.brand{font-size:12px}.header-search{max-width:100px}.channel-card strong{font-size:14px}.channel-card p{font-size:12px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
