:root{--background:#F8F7F2;--paper:#FFFEFA;--surface:#fff;--surface-soft:#F0F3F5;--cobalt:#344F96;--cobalt-deep:#223768;--cobalt-soft:#E9EEFA;--coral:#C95749;--coral-deep:#A43E34;--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;--title:#27313F;--body:#46515E;--muted:#65717D;--border:#DDE3E7;--divider:#EBEFF1}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--background);font:16px/1.78 system-ui,-apple-system,"PingFang SC","Microsoft Yahei",sans-serif;color:var(--body)}body.nav-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}img{display:block;max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--title);line-height:1.28;letter-spacing:-.03em}h1{font-size:clamp(29px,3.2vw,44px)}h2{font-size:clamp(23px,2.1vw,28px)}h3{font-size:19px}.wrap{width:min(1340px,calc(100% - 64px));margin-inline:auto}.sr,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip:focus{position:fixed;z-index:200;top:10px;left:10px;background:white;padding:10px}.site-header{background:var(--paper);border-bottom:1px solid var(--border);position:relative;z-index:20}.masthead{height:76px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;gap:9px;white-space:nowrap;color:var(--cobalt-deep)}.brand strong{font-size:25px;letter-spacing:-.055em}.brand small{font-size:11px;color:var(--muted);margin-left:5px;letter-spacing:.02em}.brand-icon{font-size:34px;color:var(--coral)}.head-search{flex:1;max-width:390px;margin-left:auto;display:flex;background:var(--surface-soft);border:1px solid var(--border);border-radius:30px;overflow:hidden}.head-search input{width:100%;border:0;background:none;padding:9px 15px;font-size:13px;min-width:0;outline-offset:-3px}.head-search button{background:none;border:0;padding:0 16px;color:var(--cobalt);font-size:24px}.nav-links{display:flex;align-items:center;gap:19px;font-size:14px;font-weight:700;color:var(--graphite)}.nav-links a:hover,.text-link:hover{color:var(--coral)}.channel-rail{display:flex;gap:8px;padding-block:13px;overflow-x:auto;scrollbar-width:thin}.channel-rail a{display:flex;gap:5px;align-items:center;border:1px solid var(--border);border-radius:25px;background:#fff;padding:7px 12px;font-size:12px;font-weight:700;white-space:nowrap;transition:transform .15s}.channel-rail a:hover{transform:translateY(-2px);border-color:var(--lake)}.menu-toggle{display:none;border:0;background:none;color:var(--cobalt);font-size:25px}.menu-backdrop{position:fixed;inset:0;background:#1c253190;z-index:80}.mobile-menu{position:fixed;z-index:90;right:0;top:0;bottom:0;width:min(340px,88vw);background:var(--paper);padding:24px;box-shadow:-10px 0 35px #0002;overflow-y:auto}.mobile-menu a{display:block;padding:15px;border-bottom:1px solid var(--divider);font-weight:700}.menu-close{display:block;margin-left:auto;background:var(--cobalt);color:white;border:0;padding:9px 17px;border-radius:15px}.section{margin:75px 0}.section-head{margin-bottom:25px}.section-head h2{margin:7px 0}.section-head p{margin:5px 0;color:var(--muted)}.section-head>a{display:inline-block;font-size:14px;font-weight:700;color:var(--cobalt)}.eyebrow,.page-kicker{font-size:11px;letter-spacing:.14em;font-weight:800;color:var(--cobalt);text-transform:uppercase}.eyebrow.light{color:#dce7ff}.hero{display:grid;grid-template-columns:1.15fr .95fr;min-height:402px;overflow:hidden;background:var(--cobalt-deep);color:white;border-radius:22px}.hero-copy{padding:60px clamp(28px,4vw,64px);display:flex;flex-direction:column;justify-content:center}.hero h1{color:white;font-size:clamp(34px,3.4vw,54px);margin:15px 0 20px}.hero p{color:#e4ebf5;max-width:490px}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--coral);color:#fff;border:0;border-radius:100px;padding:12px 22px;font-weight:800;font-size:14px;width:fit-content;min-height:44px}.btn:hover{background:var(--coral-deep)}.btn.secondary{background:var(--cobalt)}.hero-art{min-height:360px;position:relative;background:linear-gradient(135deg,#7e9db7,#d4bdad)}.hero-image{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}.picture-fallback{min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle at 75% 25%,#f9f5ef 0%,transparent 50%),linear-gradient(145deg,#b2cbdc,#e4ded3);color:#344F96;text-align:center;gap:12px;border-radius:inherit;padding:20px}.picture-fallback span{font-size:70px;line-height:1}.picture-fallback small{font-size:13px;max-width:300px}.hero-art>.picture-fallback{height:100%;border-radius:0}.glass-note{position:absolute;bottom:25px;left:25px;padding:15px 20px;background:#ffffffd8;border:1px solid #fff;border-radius:15px;backdrop-filter:blur(8px);display:flex;flex-direction:column;color:var(--cobalt-deep)}.glass-note span{font-size:10px;letter-spacing:.12em}.glass-note strong{font-size:15px}.channel-mosaic{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.channel-tile{background:var(--cobalt-soft);padding:25px;min-height:215px;border-radius:16px;position:relative;overflow:hidden}.channel-tile:nth-child(4n+2){background:var(--coral-soft)}.channel-tile:nth-child(4n+3){background:var(--lake-soft)}.channel-tile:nth-child(4n+4){background:var(--honey-soft)}.channel-tile:hover{transform:translateY(-2px)}.tile-number{position:absolute;right:18px;top:10px;font-size:44px;letter-spacing:-.08em;color:#344f9620;font-weight:900}.tile-icon{font-size:26px}.channel-tile h3{margin:12px 0 7px}.channel-tile p{font-size:13px;line-height:1.65;margin:0}.signal-list{border-top:2px solid var(--cobalt)}.signal-list>a{display:grid;grid-template-columns:65px 1fr 25px;align-items:center;gap:20px;padding:15px 18px;border-bottom:1px solid var(--border)}.signal-list>a:hover{background:white}.signal-no{font-size:27px;font-weight:800;color:var(--coral)}.signal-list small{display:block;color:var(--muted);font-size:12px}.signal-list strong{font-size:17px;color:var(--title)}.arrow{color:var(--cobalt);font-size:21px}.split{display:grid;grid-template-columns:1fr 1fr;gap:27px;align-items:stretch}.feature-path{background:var(--cobalt-soft);padding:30px;border-radius:20px}.path-nodes{display:flex;align-items:center;gap:10px;margin:45px 0;flex-wrap:wrap}.path-nodes span{padding:12px 16px;background:white;border:1px solid #c9d3e6;border-radius:13px;font-size:13px;font-weight:700}.path-nodes i{height:2px;min-width:18px;background:var(--cobalt);flex:1}.text-link{display:inline-block;color:var(--cobalt);font-weight:800;font-size:14px;margin-top:18px}.feature-visual{border-radius:17px;overflow:hidden;min-height:270px}.feature-visual>*{height:100%;width:100%;object-fit:cover}.compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}.compare article{padding:32px;border-radius:18px;background:var(--coral-soft)}.compare article+article{background:var(--sage-soft)}.compare h3{margin-top:17px}.pill{display:inline-block;border-radius:20px;padding:4px 11px;font-size:11px;font-weight:800}.pill.coral{background:#f5d7cf;color:#8e392d}.pill.sage{background:#d2e6d5;color:#2f5941}.pill.lake{background:var(--lake-soft);color:var(--cobalt-deep)}.pill.honey{background:var(--honey-soft);color:#765418}.visual-feature{background:white;border-radius:18px;overflow:hidden;align-items:center}.visual-feature>div+div{padding:25px}.visual-feature>div:first-child{height:320px}.visual-feature .scene-image{width:100%;height:100%;object-fit:cover}.workbench{display:grid;grid-template-columns:1fr 1.1fr;gap:20px;background:#f0f3f5;border-radius:18px;padding:16px}.workbench>.work-image{height:100%;width:100%;object-fit:cover;border-radius:15px}.workbench>div+div{display:grid;gap:10px}.work-note{padding:18px 22px;background:white;border-radius:12px;display:flex;justify-content:space-between;align-items:center;gap:15px}.work-note b{color:var(--title);font-size:16px}.work-note span{font-size:12px;white-space:nowrap;color:var(--cobalt)}.sticker-wall{display:grid;grid-template-columns:1.2fr 1fr 1fr 1.2fr;gap:13px}.sticker{border-radius:20px;min-height:180px;background:var(--rose-soft);padding:23px;display:flex;flex-direction:column;justify-content:space-between;transform:rotate(-1deg)}.sticker:nth-child(2){background:var(--lake-soft);transform:rotate(1deg)}.sticker:nth-child(3){background:var(--honey-soft)}.sticker:nth-child(4){background:var(--sage-soft);transform:rotate(1deg)}.sticker span{font-size:38px;color:var(--cobalt)}.sticker strong{line-height:1.45}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:3px solid var(--cobalt);padding-top:22px}.timeline a{border-left:1px solid var(--border);padding:15px;display:flex;flex-direction:column;gap:15px}.timeline span{color:var(--coral);font-weight:800}.timeline strong{line-height:1.4}.timeline small{font-size:12px;color:var(--muted)}.opinions article:first-child{background:var(--cobalt-soft)}.opinions article:last-child{background:var(--coral-soft)}.three-grid,.topics-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.prism-tile,.topic-card{display:block;background:var(--paper);border:1px solid var(--border);border-radius:18px;overflow:hidden;padding:20px}.prism-tile h3,.topic-card h3{margin:10px 0}.prism-tile p,.topic-card p{font-size:14px;line-height:1.75;color:var(--muted)}.prism-tile .card-image,.topic-card .card-image{height:180px;width:calc(100% + 40px);margin:-20px -20px 20px;object-fit:cover;border-radius:0}.read-link{font-size:12px;font-weight:800;color:var(--cobalt)}.explore{background:var(--cobalt-deep);border-radius:20px;padding:38px;color:white;display:flex;justify-content:space-between;gap:25px;align-items:center}.explore h2{color:#fff}.explore p{margin:0;color:#d7e1ee}.explore nav{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.explore nav a{padding:10px 12px;background:#ffffff1c;border:1px solid #ffffff55;border-radius:25px;white-space:nowrap;font-size:13px}.inner{padding-top:36px;padding-bottom:75px;min-height:60vh}.inner>.page-kicker{margin-bottom:12px}.lead{max-width:800px;font-size:17px;line-height:1.8;color:var(--muted)}.accent-dot{color:var(--coral)}.filter-nav,.channel-selector{display:flex;gap:8px;overflow-x:auto;padding:20px 0 27px}.filter-nav a,.channel-selector a{border:1px solid var(--border);border-radius:30px;background:#fff;padding:7px 15px;white-space:nowrap;font-size:12px;font-weight:750}.filter-nav a.active,.channel-selector a.active{color:#fff;background:var(--cobalt);border-color:var(--cobalt)}.signal-layout{display:grid;grid-template-columns:180px minmax(0,1fr) 200px;gap:27px}.aside-index,.aside-note{font-size:13px;align-self:start;background:var(--paper);border:1px solid var(--border);padding:18px;border-radius:12px}.aside-index strong,.aside-note strong{color:var(--cobalt)}.signal-feed{min-width:0}.signal-article{padding:24px 0;border-bottom:1px solid var(--border)}.signal-article h2{font-size:22px;margin:12px 0}.signal-article p{margin:0 0 10px}.signal-article small{display:block;color:var(--muted);line-height:1.7}.signal-article .eyebrow{margin-left:9px}.pagination{display:flex;gap:8px;justify-content:center;margin:35px 0}.pagination a{min-width:42px;min-height:42px;display:grid;place-items:center;background:white;border:1px solid var(--border);border-radius:11px;font-size:14px}.pagination a[aria-current]{background:var(--cobalt);color:white}.channel-showcase{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:10px 0 45px}.channel-showcase>a{border:1px solid var(--border);background:var(--paper);padding:14px;border-radius:15px}.channel-showcase h2{font-size:17px;margin:13px 0 8px}.channel-showcase p{font-size:12px;line-height:1.7}.channel-showcase span{font-size:12px;color:var(--cobalt)}.channel-image{width:100%;height:115px;object-fit:cover;border-radius:9px}.record .breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:30px}.record .breadcrumbs a{color:var(--cobalt)}.record-header{max-width:880px;margin-bottom:35px}.record-header h1{margin:12px 0 20px}.status-line{display:flex;gap:8px}.record-layout{display:grid;grid-template-columns:minmax(0,800px) minmax(190px,1fr);gap:48px}.record-main{min-width:0}.record-picture{border-radius:19px;overflow:hidden;height:310px}.record-picture>*{height:100%;width:100%;object-fit:cover}.record-background{background:var(--lake-soft);border-left:4px solid var(--lake);padding:23px;margin:27px 0}.record-background p{margin:8px 0 0}.article-body section{margin:35px 0}.article-body h2{font-size:24px}.article-body p{font-size:17px;line-height:1.85}.source-panel,.discussion{margin:30px 0;padding:24px;background:#fff;border:1px solid var(--border);border-radius:17px}.source-panel h2,.discussion h2{font-size:20px}.discussion li{padding:7px 0}.sticky-aside{position:sticky;top:20px;border-top:3px solid var(--coral);padding-top:25px}.sticky-aside h3{font-size:17px;margin:16px 0 7px}.sticky-aside a{display:block;border-bottom:1px solid var(--divider);font-size:13px;padding:10px 0;color:var(--cobalt-deep)}.sticky-aside .back-link{background:var(--cobalt);color:#fff;margin-top:25px;padding:12px;border-radius:11px;text-align:center}.prism-list{margin-top:40px}.prism-row{display:grid;grid-template-columns:85px 1fr 40px;gap:15px;padding:25px 20px;border-bottom:1px solid var(--border);align-items:center}.prism-row:nth-child(even){background:var(--paper)}.huge-index{font-size:44px;line-height:1;color:var(--coral);font-weight:900}.prism-row h2{margin:5px 0}.prism-row p{font-size:13px;margin:0}.prism-detail-hero{display:grid;grid-template-columns:1.2fr .8fr;background:var(--cobalt-deep);color:#fff;border-radius:20px;overflow:hidden;margin:20px 0 50px}.prism-detail-hero>div:first-child{padding:45px}.prism-detail-hero h1{color:#fff}.prism-detail-hero p{font-size:15px;line-height:1.95;color:#e8edf5}.prism-image{height:100%;min-height:330px;object-fit:cover;width:100%;border-radius:0}.light-link{color:#fff;text-decoration:underline}.prism-steps{max-width:1000px;margin:auto}.step{display:grid;grid-template-columns:75px 1fr 70px;gap:20px;align-items:center;border-bottom:1px solid var(--border);padding:22px 8px}.step>span{font-size:32px;font-weight:900;color:var(--coral)}.step h3{margin:0 0 5px}.step p{margin:0;font-size:14px}.step>strong{font-size:12px;color:var(--cobalt)}.search-form{background:var(--cobalt-soft);border-radius:20px;padding:25px;margin:35px 0}.search-form>label{font-size:12px;font-weight:800;color:var(--cobalt)}.search-controls{display:flex;gap:10px;margin-top:7px}.search-controls input,.search-controls select{border:1px solid var(--border);border-radius:11px;padding:12px;background:white;min-width:0}.search-controls input{flex:1}.search-controls select{width:190px}.search-results{max-width:890px}.search-result{display:block;border-bottom:1px solid var(--border);padding:20px 0}.search-result h3{margin:8px 0}.search-result p{font-size:14px;margin:0 0 8px}.search-result>span:last-child{font-size:12px;color:var(--cobalt)}.result-prism{display:flex;align-items:center;gap:15px;background:#fff;padding:12px 18px;border-radius:11px;margin-bottom:10px}.result-prism>span:last-child{margin-left:auto;color:var(--cobalt);font-size:12px}.empty{text-align:center;padding:55px 25px;background:#fff;border-radius:16px}.about-layout{display:grid;grid-template-columns:220px minmax(0,780px);gap:55px;margin-top:40px}.about-toc{align-self:start;position:sticky;top:20px;border-left:2px solid var(--border);padding-left:16px}.about-toc a{display:block;font-size:13px;padding:6px 0;color:var(--cobalt)}.about-content>section{background:white;padding:28px 34px;margin-bottom:18px;border:1px solid var(--border);border-radius:17px;scroll-margin-top:25px}.about-content h2{margin:8px 0 17px}.about-content p{font-size:15px}.about-content details{padding:14px 0;border-bottom:1px solid var(--border)}.about-content summary{cursor:pointer;font-weight:700;color:var(--cobalt)}.footer{background:var(--graphite-deep);color:#d3dfed;padding:48px 0 20px}.footer-grid{display:grid;grid-template-columns:1fr auto;gap:55px}.footer strong{font-size:19px;color:#fff}.footer p{font-size:13px;max-width:570px}.footer-grid>div+div{display:grid;grid-template-columns:repeat(2,auto);gap:7px 20px}.footer-grid a{font-size:13px}.footnote{border-top:1px solid #ffffff22;margin-top:28px;padding-top:15px;font-size:12px}.bottom-nav{display:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
@media(max-width:1100px){.wrap{width:calc(100% - 44px)}.brand small{display:none}.nav-links{gap:10px}.signal-layout{grid-template-columns:150px minmax(0,1fr)}.aside-note{display:none}.channel-mosaic,.channel-showcase{grid-template-columns:repeat(2,1fr)}.sticker-wall{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{font-size:15px;padding-bottom:62px}.wrap{width:calc(100% - 34px)}.masthead{height:70px;gap:12px}.brand strong{font-size:21px}.brand-icon{font-size:27px}.nav-links{display:none}.head-search{margin-left:auto;max-width:230px}.head-search input{font-size:12px}.menu-toggle{display:block}.channel-rail{padding-block:9px}.hero{grid-template-columns:1fr}.hero-copy{padding:35px 25px}.hero h1{font-size:34px}.hero-art{min-height:205px}.section{margin:50px 0}.channel-mosaic{gap:10px}.channel-tile{min-height:175px;padding:18px}.channel-tile h3{font-size:16px}.channel-tile p{font-size:12px}.signal-list>a{grid-template-columns:34px 1fr 16px;gap:10px;padding:16px 2px}.signal-no{font-size:22px}.signal-list strong{font-size:15px}.split,.compare,.visual-feature,.workbench,.prism-detail-hero{grid-template-columns:1fr}.feature-path{padding:21px}.feature-visual{min-height:200px}.path-nodes{margin:25px 0}.sticker-wall{grid-template-columns:1fr 1fr}.sticker{min-height:145px;padding:16px}.sticker strong{font-size:13px}.timeline{grid-template-columns:1fr 1fr}.three-grid,.topics-grid{grid-template-columns:1fr 1fr}.explore{display:block;padding:25px}.explore nav{justify-content:flex-start;margin-top:20px}.signal-layout{grid-template-columns:1fr}.aside-index{display:none}.channel-showcase{grid-template-columns:1fr 1fr}.record-layout{grid-template-columns:1fr}.record-side{order:2}.record-picture{height:220px}.prism-detail-hero>div:first-child{padding:27px}.prism-image{min-height:200px;max-height:270px}.about-layout{display:block}.about-toc{position:static;display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}.about-toc strong{width:100%}.about-toc a{border-radius:20px;background:white;padding:6px 9px}.bottom-nav{display:flex;position:fixed;z-index:50;bottom:0;left:0;right:0;background:white;border-top:1px solid var(--border);height:62px;align-items:center;justify-content:space-around}.bottom-nav a{display:flex;flex-direction:column;align-items:center;font-size:24px;color:var(--cobalt);line-height:1.2}.bottom-nav span{font-size:11px;font-weight:700}.footer-grid{grid-template-columns:1fr;gap:20px}}
@media(max-width:460px){.masthead{gap:5px}.brand-icon{font-size:23px}.brand strong{font-size:19px}.head-search{max-width:150px}.head-search input{padding:8px;font-size:11px}.head-search button{padding:0 7px}.menu-toggle{font-size:23px}.channel-mosaic,.channel-showcase,.three-grid,.topics-grid{grid-template-columns:1fr}.channel-mosaic{grid-template-columns:repeat(2,minmax(0,1fr))}.channel-tile{min-height:180px}.work-note{display:block}.work-note span{display:block}.sticker-wall{gap:8px}.timeline a{padding:10px}.search-controls{flex-wrap:wrap}.search-controls input{width:100%;flex:auto}.search-controls select{flex:1;width:auto}.search-controls button{flex:0 auto}.about-content>section{padding:19px}.prism-row{grid-template-columns:48px 1fr 20px;padding:18px 5px}.huge-index{font-size:27px}.step{grid-template-columns:36px 1fr;gap:9px}.step>strong{grid-column:2}.step>span{font-size:23px}.hero-art{min-height:175px}.path-nodes span{padding:8px}.path-nodes i{min-width:8px}}