:root{
--ink:#15211d;--soft:#53615b;--muted:#7c8782;--paper:#f4f1e9;--paper2:#faf8f2;--paper3:#e8e3d7;
--j950:#082b22;--j900:#0c3b2e;--j800:#12513f;--j700:#1d6651;--j500:#57917d;--j300:#9bbbad;
--gold:#a9864b;--gold2:#d6c29b;--line:rgba(21,33,29,.15);--line2:rgba(255,255,255,.2);
--shadow:0 28px 80px rgba(19,44,35,.13);--serif:"Songti SC","STSong","SimSun",Georgia,serif;
--sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;--wrap:min(1440px,calc(100vw - 80px))
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;overflow-x:hidden;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}
body.dialog-open,body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{color:inherit;font:inherit}button{cursor:pointer}img{max-width:100%;display:block}
p{margin:0 0 1.2em;line-height:1.82}h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:500;line-height:1.18}
.container{width:var(--wrap);margin-inline:auto}.section{padding:130px 0}.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;z-index:9999;top:12px;left:12px;padding:10px 14px;background:#fff;transform:translateY(-150%)}.skip-link:focus{transform:none}
.kicker{display:inline-flex;align-items:center;gap:12px;color:var(--j700);font-size:10px;font-weight:700;letter-spacing:.21em}.kicker:before{width:24px;height:1px;content:"";background:currentColor}.kicker.light{color:var(--gold2)}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.22,1,.36,1),transform .8s cubic-bezier(.22,1,.36,1)}.reveal.is-visible{opacity:1;transform:none}
.button{min-height:51px;display:inline-flex;align-items:center;justify-content:center;gap:28px;padding:0 25px;border:1px solid transparent;background:transparent;font-size:12px;font-weight:700;transition:.25s}
.button:hover{transform:translateY(-2px)}.button.jade{background:#7daa97;color:#082b22}.button.ghost{border-color:rgba(255,255,255,.32);color:#fff}.button.pale{background:var(--paper);color:var(--j950)}
.button.ink{background:var(--ink);color:#fff}.button.line{border-color:var(--line)}.text-link{display:inline-flex;gap:22px;padding-bottom:6px;border-bottom:1px solid;font-size:12px;font-weight:700}
.site-header{position:fixed;z-index:100;inset:0 0 auto;color:var(--ink);transition:.35s}.site-header.is-scrolled{background:rgba(244,241,233,.92);box-shadow:0 1px var(--line);backdrop-filter:blur(18px)}
.home-page .site-header:not(.is-scrolled){color:#fff}.header-inner{width:min(1560px,calc(100vw - 48px));height:84px;display:flex;align-items:center;justify-content:space-between;gap:30px;margin:auto}
.brand-lockup{display:flex;align-items:center;gap:12px}.brand-lockup img{width:40px;height:40px;object-fit:contain;padding:3px;border-radius:50%;background:#f4f1e9}.brand-lockup span{display:grid;gap:2px}
.brand-lockup strong{font-family:var(--serif);font-size:17px;letter-spacing:.16em}.brand-lockup small{font-size:7px;letter-spacing:.18em;opacity:.72}
.desktop-nav{display:flex;gap:clamp(20px,2.2vw,38px)}.desktop-nav a{position:relative;padding:31px 0;font-size:12px}.desktop-nav a:after{position:absolute;inset:auto 0 25px;height:1px;content:"";background:currentColor;transform:scaleX(0);transition:.25s}
.desktop-nav a:hover:after,.desktop-nav a.active:after{transform:scaleX(1)}.header-tools{display:flex;align-items:center;gap:12px}.search-trigger{display:flex;gap:12px;padding:8px 0;border:0;background:none;font-size:11px}
.search-trigger kbd{min-width:22px;padding:3px 6px;border:1px solid;border-radius:4px;font-size:9px;opacity:.6}.header-cta{padding:12px 16px;border:1px solid;font-size:10px;font-weight:700}.header-cta span{margin-left:9px}
.menu-toggle{width:41px;height:41px;display:none;place-items:center;border:1px solid;background:none}.menu-toggle i{width:16px;height:1px;display:block;margin:3px auto;background:currentColor;transition:.25s}.mobile-nav{display:none}
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;background:radial-gradient(circle at 71% 50%,#1f5e49 0,#0d3c2f 28%,#082a22 62%,#061f1a 100%);color:#fff}
.hero:before{position:absolute;inset:0;content:"";opacity:.08;background-image:linear-gradient(rgba(255,255,255,.25) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.25) 1px,transparent 1px);background-size:84px 84px;mask-image:linear-gradient(to right,#000,transparent 78%)}
.hero-atmosphere{position:absolute;inset:0}.hero-ring{position:absolute;border:1px solid rgba(255,255,255,.12);border-radius:50%}.ring-one{width:68vw;height:68vw;right:-23vw;top:-19vw;box-shadow:0 0 0 8vw rgba(255,255,255,.018),0 0 0 16vw rgba(255,255,255,.012)}
.ring-two{width:36vw;height:36vw;right:9vw;top:30vh;border-color:rgba(195,222,208,.22)}.hero-seal{position:absolute;right:5vw;top:19vh;width:52px;height:52px;display:grid;place-items:center;border:1px solid rgba(213,194,155,.55);color:var(--gold2);font-family:var(--serif);font-size:22px}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.22fr .78fr;gap:7vw;align-items:center;padding:140px 0 145px}.hero-copy{max-width:880px}.hero-copy h1{margin:31px 0 30px;font-size:clamp(56px,6.5vw,105px)}.hero-copy h1 em{color:#b9d3c7;font-style:normal}
.hero-copy>p{max-width:710px;color:#c4d3cd;font-size:17px;line-height:2}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:37px}.hero-object{display:grid;justify-items:center;gap:25px;transform:translateY(25px)}
.jade-object{position:relative;width:min(33vw,440px);aspect-ratio:1;display:grid;place-items:center;border:1px solid rgba(236,244,239,.34);border-radius:50%;background:radial-gradient(circle at 36% 31%,rgba(255,255,255,.78) 0 3%,transparent 18%),radial-gradient(circle at 45% 40%,#c8e0d4,#6da58d 30%,#326d57 61%,#174734 74%,#0a3126);box-shadow:inset -28px -35px 70px rgba(1,22,15,.38),inset 24px 20px 55px rgba(255,255,255,.19),0 45px 110px rgba(0,0,0,.28)}
.jade-object:after{position:absolute;inset:17%;border:1px solid rgba(255,255,255,.29);border-radius:inherit;content:""}.jade-object span,.jade-object b{position:absolute;z-index:2;font-family:var(--serif);font-weight:400;letter-spacing:.28em;writing-mode:vertical-rl}
.jade-object span{left:24%;top:24%;font-size:17px}.jade-object b{right:24%;bottom:25%;font-size:20px}.jade-object i{width:1px;height:41%;background:rgba(255,255,255,.38);transform:rotate(32deg)}.hero-object>p{color:#9fb8ad;font-size:10px;letter-spacing:.42em}
.hero-proof{position:absolute;z-index:3;inset:auto 0 0;display:grid;grid-template-columns:repeat(4,minmax(110px,1fr)) 1.5fr;border-top:1px solid rgba(255,255,255,.16)}.hero-proof>div{display:flex;align-items:baseline;gap:10px;padding:25px 25px 27px 0}
.hero-proof strong{color:#dbe9e2;font-family:var(--serif);font-size:27px;font-weight:400}.hero-proof span{color:#8fa99e;font-size:10px}.hero-proof>p{display:flex;align-items:center;justify-content:flex-end;margin:0;color:var(--gold2);font-size:10px;letter-spacing:.16em}
.section-heading{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:9vw;align-items:end;margin-bottom:64px}.section-heading.compact{grid-template-columns:1fr auto;gap:40px}.section-heading h2{margin-top:19px;font-size:clamp(40px,4.5vw,68px)}.section-heading p{margin:0;color:var(--soft);font-size:15px}
.map-grid{width:min(1600px,calc(100vw - 32px));display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin:auto}.map-card{min-height:380px;display:flex;flex-direction:column;justify-content:space-between;padding:38px;transition:.35s}.map-card:hover{z-index:2;transform:translateY(-7px);box-shadow:var(--shadow)}
.map-card small{font-size:9px;letter-spacing:.18em;opacity:.68}.map-card h3{margin:auto 0 18px;font-size:39px}.map-card p{opacity:.72;font-size:13px}.map-card>span{margin-top:28px;font-size:11px;font-weight:700}.tone-dark{background:#112c25;color:#fff}.tone-jade{background:#8fb4a3}.tone-mist{background:#dbe1db}.tone-sand{background:#d9cdb8}.tone-paper{background:#faf8f1}.tone-ink{background:#24302c;color:#fff}
.featured-section{background:var(--paper2)}.insight-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.insight-card{min-height:360px;display:flex;flex-direction:column;padding:32px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.3s}.insight-card:hover{z-index:2;background:#fff;transform:translateY(-4px);box-shadow:var(--shadow)}
.insight-meta,.insight-foot{display:flex;justify-content:space-between;gap:20px}.insight-meta span{color:var(--j700);font-size:10px;font-weight:700}.insight-meta small{color:var(--muted);font-size:9px}.insight-card h3{margin:62px 0 20px;font-size:28px}.insight-card p{color:var(--soft);font-size:12px}.insight-foot{margin-top:auto;padding-top:20px}.insight-foot span{color:var(--gold);font-family:var(--serif)}.insight-foot b{font-size:10px}
.method-section{padding:145px 0;background:var(--j950);color:#fff}.method-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:9vw;align-items:center}.method-copy h2{margin:24px 0 27px;font-size:clamp(46px,5vw,76px)}.method-copy p{max-width:520px;color:#aac0b6}.method-copy a{display:inline-block;margin-top:20px;padding-bottom:7px;border-bottom:1px solid #829d91;color:#d5e1dc;font-size:11px}
.method-list{display:grid;grid-template-columns:1fr 1fr;margin:0;padding:0;border-top:1px solid var(--line2);border-left:1px solid var(--line2);list-style:none}.method-list li{min-height:205px;display:grid;grid-template-columns:40px 1fr;gap:14px;padding:30px;border-right:1px solid var(--line2);border-bottom:1px solid var(--line2)}.method-list li>span{color:#78a28f;font-family:var(--serif)}.method-list h3{margin-bottom:14px;font-size:23px}.method-list p{color:#91a89e;font-size:12px}
.people-section{background:#e8e4d9}.people-mosaic{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:230px;gap:16px}.person-tile{position:relative;overflow:hidden;background:#1d352d;color:#fff}.person-tile:after{position:absolute;inset:0;content:"";background:linear-gradient(to top,rgba(4,25,18,.9),rgba(4,25,18,.02) 62%)}.person-tile img{width:100%;height:100%;object-fit:cover;transition:.7s}.person-tile:hover img{transform:scale(1.035)}
.person-tile>div{position:absolute;z-index:2;inset:auto 30px 27px}.person-tile small{color:#d4c098;font-size:9px}.person-tile h3{margin:8px 0 5px;font-size:31px}.person-tile p{margin:0;color:#d9e3de;font-size:11px}.person-tile span{position:absolute;right:0;bottom:3px;font-size:9px;opacity:0;transition:.3s}.person-tile:hover span{opacity:1}.person-1{grid-column:span 7;grid-row:span 2}.person-2,.person-3{grid-column:span 5}.person-4{grid-column:3/span 8}.person-2 img{object-position:center 42%}.person-3 img{object-position:center 28%}
.brand-intro{padding-block:150px;background:#366d59;color:#fff}.brand-intro-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:11vw}.brand-intro h2{margin-top:27px;font-size:clamp(50px,5vw,76px)}.brand-intro p{color:#d3e0da}.brand-intro .brand-lead{color:#fff;font-family:var(--serif);font-size:clamp(25px,2.2vw,36px);line-height:1.62}
.closing-section{padding:155px 0;text-align:center}.closing-section h2{margin:25px 0 45px;font-size:clamp(52px,6.5vw,91px)}.closing-section>.container>div{display:flex;justify-content:center;gap:12px}
.page-hero{padding:165px 0 100px;background:linear-gradient(135deg,#edf1ec,#dce7df)}.breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:65px;color:var(--muted);font-size:10px}.breadcrumbs a:hover{text-decoration:underline}
.page-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:9vw;align-items:end}.page-hero h1{margin-top:25px;font-size:clamp(55px,6.3vw,96px)}.page-hero-grid>div:last-child>p{max-width:620px;margin:0;color:var(--soft);font-size:16px}
.hero-mini-stats{display:flex;flex-wrap:wrap;gap:25px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}.hero-mini-stats span{color:var(--muted);font-size:10px}.hero-mini-stats strong{margin-right:5px;color:var(--j800);font-family:var(--serif);font-size:23px}.knowledge-hero{background:#dbe5de}
.library-section{padding:65px 0 130px;background:var(--paper2)}.library-toolbar{position:sticky;z-index:20;top:83px;padding:28px 0 20px;background:rgba(250,248,242,.95);backdrop-filter:blur(15px)}.library-search{display:grid;grid-template-columns:1fr auto;gap:15px 30px;align-items:end;padding-bottom:20px;border-bottom:1px solid}
.library-search label{grid-column:1/-1;color:var(--j700);font-size:10px;font-weight:700}.library-search input{min-width:0;padding:0;border:0;outline:0;background:transparent;font-family:var(--serif);font-size:clamp(24px,2.2vw,35px)}.library-search span{color:var(--muted);font-size:10px}
.filter-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}.filter-chip{display:flex;gap:10px;padding:8px 12px;border:1px solid var(--line);border-radius:99px;background:none;font-size:10px}.filter-chip small{opacity:.6}.filter-chip.active{border-color:var(--j800);background:var(--j800);color:#fff}
.library-list{border-top:1px solid var(--line)}.library-row{display:grid;grid-template-columns:100px minmax(0,1fr) 24px;gap:30px;align-items:center;min-height:154px;padding:27px 10px;border-bottom:1px solid var(--line);transition:.3s}.library-row:hover{padding-inline:27px;background:#fff}.library-row[hidden]{display:none}
.library-code{color:var(--gold);font-family:var(--serif);font-size:11px}.library-row small{color:var(--j700);font-size:9px;font-weight:700}.library-row h3{margin:8px 0;font-size:24px}.library-row p{max-width:920px;margin:0;color:var(--soft);font-size:11px}.library-row>b{color:var(--j700)}
.library-empty{padding:100px 20px;text-align:center}.library-empty h3{font-size:32px}.library-empty p{color:var(--soft)}
.guide-index{background:var(--paper2)}.guide-groups{display:grid;gap:100px}.guide-group{display:grid;grid-template-columns:.7fr 1.3fr;gap:7vw;padding-top:48px;border-top:1px solid}.guide-group-intro>span{color:var(--gold);font-size:9px;letter-spacing:.15em}.guide-group-intro h2{margin:18px 0;font-size:48px}.guide-group-intro p{color:var(--soft);font-size:13px}.guide-group-intro a{display:inline-block;margin-top:18px;padding-bottom:5px;border-bottom:1px solid;font-size:10px;font-weight:700}
.guide-group ol{margin:0;padding:0;border-top:1px solid var(--line);list-style:none}.guide-group li a{display:grid;grid-template-columns:45px 1fr 18px;gap:18px;align-items:center;min-height:94px;padding:17px 10px;border-bottom:1px solid var(--line);transition:.25s}.guide-group li a:hover{padding-inline:22px;background:#fff}.guide-group li>a>span{color:var(--j700);font-family:var(--serif)}.guide-group li small{color:var(--muted);font-size:8px}.guide-group li h3{margin-top:5px;font-family:var(--sans);font-size:14px}
.topics-hero{background:#ded8ca}.path-section{background:#efebe2}.path-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.path-card{min-height:650px;display:flex;flex-direction:column;padding:42px}.path-head{display:flex;justify-content:space-between}.path-head>span{font-family:var(--serif);font-size:24px}.path-head small{font-size:9px;letter-spacing:.17em}.path-card h2{margin:88px 0 13px;font-size:49px}.path-card>p{opacity:.7}
.path-card ol{margin:auto 0 0;padding:0;border-top:1px solid rgba(21,33,29,.2);list-style:none}.path-card li a{display:grid;grid-template-columns:25px 1fr 16px;gap:13px;align-items:center;min-height:52px;border-bottom:1px solid rgba(21,33,29,.2);font-size:11px}.path-card li a:hover{padding-left:8px}.path-card li span{opacity:.55;font-family:var(--serif)}
.path-jade{background:#91b5a3}.path-paper{background:#faf8f1}.path-sand{background:#d7c7aa}.path-ink{background:#17241f;color:#fff}.path-ink ol,.path-ink li a,.path-green ol,.path-green li a{border-color:rgba(255,255,255,.2)}.path-mist{background:#d4ddd7}.path-green{background:#326854;color:#fff}
.experts-hero{background:#d7dfd9}.expert-index{background:var(--paper2)}.expert-list{display:grid;gap:1px;background:var(--line)}.expert-row{min-height:390px;display:grid;grid-template-columns:320px 60px 1fr auto;gap:38px;align-items:center;padding:28px;background:var(--paper2);transition:.3s}.expert-row:hover{background:#fff}.expert-image{height:330px;overflow:hidden}.expert-image img{width:100%;height:100%;object-fit:cover;transition:.6s}.expert-row:hover img{transform:scale(1.03)}.expert-no{align-self:start;padding-top:10px;color:var(--gold);font-family:var(--serif)}.expert-copy{max-width:720px}.expert-copy>small{color:var(--j700);font-size:10px}.expert-copy h2{margin:15px 0;font-size:53px}.expert-copy p{color:var(--soft);font-size:12px}.expert-copy div span{display:inline-block;margin-top:10px;padding:6px 10px;border:1px solid var(--line);font-size:9px}.expert-row>b{align-self:end;padding-bottom:12px;font-size:10px}
.profile-hero{padding:130px 0 75px;background:#dfe5df}.profile-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:8vw;align-items:center}.profile-photo{height:min(72vh,750px);overflow:hidden}.profile-photo img{width:100%;height:100%;object-fit:cover}.profile-intro .breadcrumbs{margin-bottom:85px}.profile-intro h1{margin:23px 0 5px;font-size:clamp(72px,9vw,135px)}.profile-intro h2{margin-bottom:28px;color:var(--j700);font-family:var(--sans);font-size:15px}.profile-intro>p{max-width:690px;color:var(--soft);font-size:16px}.profile-intro .button{margin-top:25px}
.profile-story{padding:120px 0;background:var(--paper2)}.profile-story-grid{display:grid;grid-template-columns:230px minmax(0,820px);gap:10vw;justify-content:center}.profile-story aside{position:sticky;top:120px;align-self:start;padding-top:15px;border-top:1px solid}.profile-story aside span{color:var(--gold);font-size:9px}.profile-story aside p{margin-top:20px;color:var(--soft);font-size:11px}
.about-hero{padding:200px 0 115px;background:var(--j950);color:#fff}.about-hero .breadcrumbs{color:#8fa79c}.about-hero h1{margin:27px 0 40px;font-size:clamp(62px,8vw,125px)}.about-hero h1 em{color:#9fc1b1;font-style:normal}.about-hero>.container>p{color:var(--gold2);font-size:10px;letter-spacing:.3em}
.about-single{padding:145px 0;background:var(--paper2)}.about-single-grid{display:grid;grid-template-columns:270px minmax(0,870px);gap:10vw;justify-content:center}.about-single aside{position:sticky;top:130px;align-self:start}.about-single aside img{width:110px;height:110px;object-fit:contain;margin-bottom:30px}.about-single aside p{padding-top:20px;border-top:1px solid;color:var(--soft);font-size:11px}.about-single article>p{color:#394640;font-family:var(--serif);font-size:20px;line-height:2.15}.about-single .about-lead{color:var(--ink);font-size:29px;line-height:1.95}.about-single blockquote{margin:75px -7vw;padding:60px 7vw;border-block:1px solid var(--line);color:var(--j800);font-family:var(--serif);font-size:clamp(28px,3vw,45px);line-height:1.7}.about-signature{display:grid;gap:6px;margin-top:80px;padding-top:30px;border-top:1px solid var(--line)}.about-signature span{font-family:var(--serif);font-size:31px}.about-signature small{color:var(--muted);font-size:8px}
.reading-progress{position:fixed;z-index:300;top:0;left:0;width:0;height:3px;background:var(--gold)}.article-hero{padding:155px 0 90px;background:#dfe8e1}.article-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:10vw;align-items:end}.article-label{display:flex;gap:13px;margin-bottom:28px}.article-label span{padding:6px 10px;background:var(--j800);color:#fff;font-size:9px}.article-label small{color:var(--muted);font-size:9px}.article-hero h1{max-width:1000px;font-size:clamp(42px,5.5vw,80px);line-height:1.3}.article-hero-grid>div:first-child>p{max-width:880px;margin:30px 0 0;color:var(--soft);font-size:14px}
.article-meta{display:grid;gap:18px;padding-top:18px;border-top:1px solid}.article-meta div{display:grid;grid-template-columns:70px 1fr;gap:13px}.article-meta span{color:var(--muted);font-size:9px}.article-meta strong{font-size:10px;font-weight:500;line-height:1.7}
.article-main{padding:105px 0 135px;background:var(--paper2)}.article-layout{display:grid;grid-template-columns:260px minmax(0,830px);gap:9vw;justify-content:center;align-items:start}.article-toc{position:sticky;top:120px;max-height:calc(100vh - 150px);overflow:auto}.article-toc>span{color:var(--gold);font-size:8px;letter-spacing:.18em}.article-toc nav{display:grid;margin-top:19px;border-top:1px solid var(--line)}.article-toc nav a{display:grid;grid-template-columns:28px 1fr;gap:9px;padding:12px 4px;border-bottom:1px solid var(--line);color:var(--soft);font-size:10px;line-height:1.55;transition:.2s}.article-toc nav a:hover{padding-left:9px;color:var(--j800)}.article-toc nav small{color:var(--j700);font-family:var(--serif)}.toc-back{display:inline-block;margin-top:23px;padding-bottom:5px;border-bottom:1px solid;font-size:9px}
.editorial-prose{min-width:0}.editorial-prose>h2{margin:82px 0 29px;padding-top:20px;border-top:1px solid;font-size:38px;scroll-margin-top:110px}.editorial-prose>h2:first-child{margin-top:0;padding:34px;border:0;background:#e3ece6;color:var(--j950)}.editorial-prose>h3{margin:48px 0 20px;color:var(--j800);font-family:var(--sans);font-size:17px;font-weight:700;scroll-margin-top:110px}.editorial-prose>p{color:#39443f;font-family:var(--serif);font-size:18px;line-height:2.05}
.editorial-prose>ul{display:grid;gap:11px;margin:24px 0 35px;padding:0;list-style:none}.editorial-prose>ul li{position:relative;padding:13px 17px 13px 44px;border:1px solid var(--line);background:#fbfaf6;color:#37443e;font-family:var(--serif);font-size:16px;line-height:1.8}.editorial-prose>ul li:before{position:absolute;left:18px;top:22px;width:8px;height:8px;content:"";border:1px solid var(--j700);border-radius:50%}
.table-scroll{margin:34px 0 48px;overflow-x:auto;box-shadow:0 0 0 1px var(--line)}.table-scroll table{width:100%;min-width:620px;border-collapse:collapse;background:#fff;font-size:12px}.table-scroll th,.table-scroll td{padding:15px 17px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:left;line-height:1.65;vertical-align:top}.table-scroll th{background:var(--j900);color:#fff}.table-scroll td:first-child{color:var(--j800);font-weight:700}.related-section{padding:110px 0;background:#e6e2d7}
.search-dialog[hidden]{display:none}.search-dialog{position:fixed;z-index:1000;inset:0;display:grid;place-items:start center;overflow-y:auto;padding:6vh 24px}.search-backdrop{position:fixed;inset:0;background:rgba(4,24,18,.76);backdrop-filter:blur(12px)}.search-panel{position:relative;z-index:1;width:min(880px,100%);min-height:520px;padding:44px;background:var(--paper2);box-shadow:0 40px 120px rgba(0,0,0,.35)}
.search-panel-head{display:flex;justify-content:space-between}.search-panel-head button{border:0;background:none;color:var(--muted);font-size:10px}.search-panel h2{margin:35px 0 28px;font-size:49px}.global-search{display:grid;grid-template-columns:1fr auto;border-bottom:1px solid}.global-search input{min-width:0;padding:14px 0;border:0;outline:0;background:none;font-family:var(--serif);font-size:25px}.global-search button{padding:0 20px;border:0;background:var(--j900);color:#fff;font-size:11px}
.search-suggestions{display:flex;flex-wrap:wrap;gap:7px;align-items:center;padding:17px 0 22px}.search-suggestions span{color:var(--muted);font-size:9px}.search-suggestions button{padding:5px 9px;border:1px solid var(--line);border-radius:99px;background:none;font-size:9px}.search-results{display:grid;border-top:1px solid var(--line)}.search-result{display:grid;grid-template-columns:100px 1fr 18px;gap:20px;align-items:center;padding:17px 7px;border-bottom:1px solid var(--line);transition:.2s}.search-result:hover{padding-inline:15px;background:#fff}.search-result small{color:var(--j700);font-size:9px}.search-result strong{font-family:var(--serif);font-size:15px;font-weight:500}.search-empty{padding:45px 10px;color:var(--soft);text-align:center}
.back-top{position:fixed;z-index:90;right:24px;bottom:24px;width:45px;height:45px;border:1px solid var(--line);background:rgba(244,241,233,.9);opacity:0;transform:translateY(20px);pointer-events:none;transition:.25s}.back-top.show{opacity:1;transform:none;pointer-events:auto}
.site-footer{position:relative;overflow:hidden;padding:125px 0 35px;background:#081f1a;color:#fff}.footer-orbit{position:absolute;right:-18vw;bottom:-34vw;width:62vw;height:62vw;border:1px solid rgba(255,255,255,.09);border-radius:50%;box-shadow:0 0 0 8vw rgba(255,255,255,.015),0 0 0 16vw rgba(255,255,255,.01)}.footer-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.3fr .7fr;gap:9vw}.footer-statement h2{margin:25px 0;font-size:clamp(49px,5vw,74px)}.footer-statement p{max-width:530px;color:#8da59a}
.footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding-top:50px}.footer-nav h3{margin-bottom:20px;color:var(--gold2);font-family:var(--sans);font-size:10px}.footer-nav a,.link-button{display:block;margin:11px 0;padding:0;border:0;background:none;color:#a9bbb3;font-size:11px;text-align:left}.footer-nav a:hover,.link-button:hover{color:#fff}.footer-bottom{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:60px;margin-top:90px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12)}.footer-bottom p{max-width:800px;margin:0;color:#6f867c;font-size:9px}
.not-found{min-height:80vh;display:grid;place-items:center;padding:160px 0 100px;text-align:center}.not-found span{color:var(--gold);font-family:var(--serif);font-size:20px}.not-found h1{margin:22px 0;font-size:61px}.not-found p{color:var(--soft)}.not-found>.container>div{display:flex;justify-content:center;gap:10px;margin-top:30px}
@media(max-width:1180px){:root{--wrap:min(100% - 48px,1180px)}.desktop-nav{gap:18px}.header-cta{display:none}.hero-grid{grid-template-columns:1.15fr .85fr;gap:3vw}.hero-copy h1{font-size:clamp(58px,7vw,82px)}.hero-proof{grid-template-columns:repeat(4,1fr)}.hero-proof>p{display:none}.person-4{grid-column:2/span 10}.article-layout{grid-template-columns:220px minmax(0,760px);gap:6vw}}
@media(max-width:960px){:root{--wrap:min(100% - 40px,920px)}.section{padding:95px 0}.desktop-nav,.header-tools>.search-trigger{display:none}.menu-toggle{display:grid}.header-tools{margin-left:auto}.mobile-nav{position:fixed;inset:0 0 0 auto;width:min(430px,88vw);display:flex;flex-direction:column;justify-content:center;padding:90px 45px 45px;background:var(--j950);color:#fff;transform:translateX(102%);transition:.45s}.menu-open .mobile-nav{transform:none}.mobile-nav a{padding:18px 0;border-bottom:1px solid rgba(255,255,255,.15);font-family:var(--serif);font-size:24px}.menu-open .menu-toggle{z-index:2;color:#fff}.menu-open .menu-toggle i:first-child{transform:translateY(4px) rotate(45deg)}.menu-open .menu-toggle i:last-child{transform:translateY(-3px) rotate(-45deg)}
.hero{min-height:auto}.hero-grid{grid-template-columns:1fr;padding:160px 0 180px}.hero-object{display:none}.hero-proof{grid-template-columns:repeat(2,1fr)}.hero-proof>div{padding:15px 10px 16px 0}.section-heading,.page-hero-grid{grid-template-columns:1fr;gap:30px}.map-grid{grid-template-columns:1fr 1fr}.insight-grid{grid-template-columns:1fr 1fr}.method-layout{grid-template-columns:1fr}.people-mosaic{grid-auto-rows:250px}.person-1{grid-column:span 12;grid-row:span 2}.person-2,.person-3{grid-column:span 6}.person-4{grid-column:span 12}.brand-intro-grid{grid-template-columns:1fr;gap:55px}.page-hero{padding-top:140px}
.guide-group{grid-template-columns:1fr;gap:35px}.path-card{min-height:590px;padding:32px}.expert-row{grid-template-columns:260px 45px 1fr;gap:25px}.expert-row>b{display:none}.expert-image{height:300px}.profile-grid{grid-template-columns:.9fr 1.1fr;gap:5vw}.profile-intro .breadcrumbs{margin-bottom:45px}.about-single-grid{grid-template-columns:160px minmax(0,700px);gap:6vw}.article-hero-grid{grid-template-columns:1fr;gap:55px}.article-meta{grid-template-columns:1fr 1fr}.article-layout{grid-template-columns:1fr}.article-toc{position:static;max-height:none;padding:25px;background:#edf1ed}.article-toc nav{grid-template-columns:1fr 1fr;gap:0 20px}.footer-grid{grid-template-columns:1fr}}
@media(max-width:680px){:root{--wrap:calc(100% - 30px)}.section{padding:75px 0}.header-inner{width:calc(100% - 24px);height:70px}.brand-lockup span{display:none}.hero-grid{padding:130px 0 200px}.hero-copy h1{font-size:48px;line-height:1.28}.hero-copy>p{font-size:14px}.hero-actions{display:grid}.hero-proof{width:calc(100% - 30px)}.hero-proof strong{font-size:22px}.hero-proof span{font-size:8px}.section-heading{margin-bottom:40px}.section-heading.compact{grid-template-columns:1fr}.section-heading h2{font-size:39px}.map-grid{width:calc(100% - 18px);grid-template-columns:1fr}.map-card{min-height:300px;padding:29px}.map-card h3{font-size:34px}.insight-grid{grid-template-columns:1fr}.insight-card{min-height:300px;padding:26px}.insight-card h3{margin-top:45px}.method-list{grid-template-columns:1fr}.method-list li{min-height:155px}
.people-mosaic{grid-template-columns:1fr;grid-auto-rows:380px}.person-1,.person-2,.person-3,.person-4{grid-column:auto;grid-row:auto}.person-tile>div{inset:auto 22px 22px}.closing-section{padding:100px 0}.closing-section h2{font-size:48px}.closing-section>.container>div{display:grid}.page-hero{padding:120px 0 72px}.breadcrumbs{margin-bottom:42px}.page-hero h1{font-size:47px}.library-toolbar{top:69px}.library-search{grid-template-columns:1fr}.library-search span{display:none}.library-row{grid-template-columns:1fr 16px;gap:12px;min-height:135px}.library-code{grid-column:1/-1}.library-row p{display:none}.library-row h3{font-size:21px}
.guide-groups{gap:70px}.guide-group-intro h2{font-size:39px}.path-grid{grid-template-columns:1fr}.path-card{min-height:560px;padding:27px}.path-card h2{margin-top:60px;font-size:39px}.expert-row{grid-template-columns:1fr;padding:18px}.expert-image{height:420px}.expert-no{display:none}.expert-copy h2{font-size:44px}.profile-hero{padding:105px 0 55px}.profile-grid{grid-template-columns:1fr}.profile-photo{height:65vh}.profile-intro h1{font-size:75px}.profile-story-grid{grid-template-columns:1fr;gap:45px}.profile-story aside{position:static}.about-hero{padding:150px 0 85px}.about-hero h1{font-size:55px}.about-single{padding:80px 0}.about-single-grid{grid-template-columns:1fr}.about-single aside{position:static}.about-single article>p{font-size:17px}.about-single .about-lead{font-size:23px}.about-single blockquote{margin:55px -15px;padding:42px 15px;font-size:29px}
.article-hero{padding:120px 0 65px}.article-hero h1{font-size:39px}.article-meta{grid-template-columns:1fr}.article-main{padding:65px 0 90px}.article-toc nav{grid-template-columns:1fr}.editorial-prose>h2{margin-top:64px;font-size:30px}.editorial-prose>h2:first-child{padding:25px}.editorial-prose>p{font-size:16px}.editorial-prose>ul li{font-size:14px}.search-dialog{padding:0}.search-panel{min-height:100vh;padding:28px 18px}.search-panel h2{font-size:37px}.global-search input{font-size:19px}.search-result{grid-template-columns:1fr 15px}.search-result small{grid-column:1/-1}.footer-grid{gap:20px}.footer-nav{gap:25px}.footer-bottom{grid-template-columns:1fr;gap:15px}.not-found h1{font-size:44px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}}

/* Knowledge visual system */
.insight-thumb{position:relative;aspect-ratio:16/8.8;margin:-32px -32px 27px;overflow:hidden;background:var(--j900)}
.insight-thumb:after{position:absolute;inset:0;content:"";background:linear-gradient(135deg,transparent 55%,rgba(6,31,25,.24))}
.insight-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .65s cubic-bezier(.22,1,.36,1)}
.insight-card:hover .insight-thumb img{transform:scale(1.045)}
.insight-card h3{margin-top:28px}
.article-visual{position:relative;display:grid;grid-template-columns:1.2fr .8fr;margin:0 0 76px;overflow:hidden;background:var(--j950);color:#fff;box-shadow:var(--shadow)}
.article-visual:before{position:absolute;z-index:2;left:0;top:0;width:52px;height:3px;content:"";background:var(--gold2)}
.article-visual img{width:100%;height:100%;min-height:380px;object-fit:cover}
.article-visual figcaption{display:flex;flex-direction:column;justify-content:flex-end;padding:38px;background:linear-gradient(150deg,#143d31,#082b22)}
.article-visual figcaption span{margin-bottom:auto;color:var(--gold2);font-size:8px;font-weight:700;letter-spacing:.16em}
.article-visual figcaption strong{font-family:var(--serif);font-size:25px;font-weight:500;line-height:1.5}
.article-visual figcaption p{margin:18px 0 0;color:#a9c0b6;font-family:var(--sans);font-size:11px;line-height:1.8}
.editorial-prose>.article-visual+h2{margin-top:0;padding:34px;border:0;background:#e3ece6;color:var(--j950)}

/* Video entry on home */
.home-video-section{background:#dbe4dd}
.home-video-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
.home-video-feature{position:relative;min-height:660px;display:flex;align-items:flex-end;overflow:hidden;background:var(--j950);color:#fff}
.home-video-feature:after{position:absolute;inset:0;content:"";background:linear-gradient(to top,rgba(4,25,19,.95),rgba(4,25,19,.08) 66%)}
.home-video-feature>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.22,1,.36,1)}
.home-video-feature:hover>img{transform:scale(1.035)}
.home-video-feature>div{position:relative;z-index:2;max-width:760px;padding:50px}
.home-video-feature span{color:var(--gold2);font-size:9px;letter-spacing:.15em}
.home-video-feature h3{margin:18px 0;font-size:clamp(34px,3vw,51px)}
.home-video-feature p{color:#c2d1ca;font-size:13px}
.home-video-feature b{font-size:10px}
.home-video-list{display:grid;gap:1px;background:var(--line)}
.home-video-item{display:grid;grid-template-columns:46px 1fr 20px;gap:21px;align-items:center;padding:32px;background:var(--paper2);transition:.3s}
.home-video-item:hover{z-index:2;background:#fff;transform:translateX(-5px);box-shadow:var(--shadow)}
.home-video-item>span{align-self:start;color:var(--gold);font-family:var(--serif);font-size:18px}
.home-video-item small{color:var(--j700);font-size:8px;letter-spacing:.13em}
.home-video-item h3{margin:11px 0;font-size:29px}
.home-video-item p{margin:0;color:var(--soft);font-size:11px}
.home-video-item>b{color:var(--j700)}

/* Frequently asked questions on home */
.home-faq-section{overflow:hidden;background:var(--j950);color:#fff}
.home-faq-section .section-heading p{max-width:650px;color:#a9c0b6}
.faq-layout{display:grid;grid-template-columns:minmax(250px,.64fr) minmax(0,1.36fr);gap:8vw;align-items:start}
.faq-guide{position:sticky;top:125px;display:grid;gap:22px;padding:32px;border:1px solid var(--line2);background:rgba(255,255,255,.035)}
.faq-guide>span{color:var(--gold2);font-size:9px;font-weight:700;letter-spacing:.16em}
.faq-guide>strong{font-size:clamp(20px,1.7vw,27px);font-weight:600;line-height:1.55}
.faq-guide>p{margin:0;color:#9db5aa;font-size:12px}
.faq-guide .button{justify-self:start;margin-top:8px}
.faq-list{border-top:1px solid var(--line2)}
.faq-item{border-bottom:1px solid var(--line2)}
.faq-item summary{min-height:112px;display:grid;grid-template-columns:48px minmax(0,1fr) 28px;gap:24px;align-items:center;padding:24px 10px;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary>span{color:#759c8b;font-family:var(--serif);font-size:16px}
.faq-item summary h3{font-family:var(--sans);font-size:clamp(18px,1.55vw,25px);font-weight:600;line-height:1.55}
.faq-item summary i{position:relative;width:22px;height:22px}
.faq-item summary i:before,.faq-item summary i:after{position:absolute;left:2px;top:10px;width:18px;height:1px;content:"";background:var(--gold2);transition:transform .28s ease}
.faq-item summary i:after{transform:rotate(90deg)}
.faq-item[open] summary i:after{transform:rotate(0)}
.faq-item[open] summary h3{color:#cbded4}
.faq-answer{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:30px;margin-left:72px;padding:0 10px 31px}
.faq-answer p{max-width:760px;margin:0;color:#a9c0b6;font-size:13px}
.faq-answer a{align-self:end;padding-bottom:5px;border-bottom:1px solid #708f81;color:#e2ebe6;font-size:10px;font-weight:700;white-space:nowrap}
.faq-answer a b{margin-left:10px;color:var(--gold2)}
.faq-item summary:hover h3{color:#dcebe4}

/* Video academy */
.video-hero{padding:150px 0 95px;background:var(--j950);color:#fff}
.video-hero-grid{display:grid;grid-template-columns:1fr .86fr;gap:8vw;align-items:center}
.video-hero .breadcrumbs{color:#91a99e}
.video-hero h1{margin:29px 0 28px;font-size:clamp(56px,6vw,96px)}
.video-hero h1 em{color:#9fc1b1;font-style:normal}
.video-hero-grid>div:first-child>p{max-width:710px;color:#b5c8bf;font-size:15px}
.video-hero-stats{display:flex;flex-wrap:wrap;gap:25px;margin-top:37px;padding-top:25px;border-top:1px solid var(--line2)}
.video-hero-stats span{color:#8fa89d;font-size:10px}.video-hero-stats strong{margin-right:5px;color:#fff;font-family:var(--serif);font-size:24px}
.video-hero-visual{position:relative;aspect-ratio:4/5;overflow:hidden;background:#163f33}
.video-hero-visual:after{position:absolute;inset:0;content:"";background:linear-gradient(to top,rgba(4,25,19,.82),transparent 63%)}
.video-hero-visual>img{width:100%;height:100%;object-fit:cover}
.video-hero-badge{position:absolute;z-index:2;inset:auto 32px 32px;display:grid;gap:8px;padding:22px;border-left:2px solid var(--gold2);background:rgba(8,43,34,.76);backdrop-filter:blur(10px)}
.video-hero-badge span{color:var(--gold2);font-size:8px;letter-spacing:.17em}.video-hero-badge strong{font-family:var(--serif);font-size:25px;font-weight:500}.video-hero-badge small{color:#b6cac0;font-size:9px}
.video-principle{background:#c6d7cc}.video-principle>.container{display:grid;grid-template-columns:110px 1fr auto;gap:35px;align-items:center;min-height:110px}
.video-principle span{color:var(--j700);font-size:9px;font-weight:700}.video-principle p{margin:0;font-family:var(--serif);font-size:20px}.video-principle small{color:var(--soft);font-size:9px}
.video-library{padding:125px 0;background:var(--paper2)}
.video-filter-chips{margin:-20px 0 42px}
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.video-card{overflow:hidden;border:1px solid var(--line);background:#f8f6f0;transition:.35s}
.video-card:hover{transform:translateY(-7px);box-shadow:var(--shadow);background:#fff}
.video-card[hidden]{display:none}
.video-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--j900)}
.video-cover:after{position:absolute;inset:0;content:"";background:linear-gradient(to top,rgba(5,29,23,.5),transparent 60%)}
.video-cover img{width:100%;height:100%;object-fit:cover;transition:transform .65s}.video-card:hover .video-cover img{transform:scale(1.045)}
.video-cover>span{position:absolute;z-index:2;left:18px;bottom:15px;width:38px;height:38px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.55);border-radius:50%;color:#fff;font-family:var(--serif);font-size:11px}
.video-cover>small{position:absolute;z-index:2;right:16px;bottom:18px;padding:4px 7px;background:rgba(8,43,34,.78);color:#fff;font-size:8px}
.video-card-copy{padding:27px}.video-card-copy>div{display:flex;justify-content:space-between;gap:16px}.video-card-copy>div span{color:var(--j700);font-size:8px;font-weight:700;letter-spacing:.13em}.video-card-copy>div b{color:var(--gold);font-size:8px;font-weight:500}
.video-card-copy h3{min-height:2.5em;margin:22px 0 13px;font-size:25px}.video-card-copy p{min-height:4em;color:var(--soft);font-size:11px}.video-card-copy>a{display:flex;justify-content:space-between;margin-top:22px;padding-top:16px;border-top:1px solid var(--line);font-size:9px;font-weight:700}.video-card-copy em{font-style:normal}
.video-workflow{padding:135px 0;background:#0b3027;color:#fff}.video-workflow>.container{display:grid;grid-template-columns:.72fr 1.28fr;gap:9vw}.video-workflow h2{margin-top:25px;font-size:clamp(44px,5vw,72px)}
.video-workflow ol{display:grid;grid-template-columns:1fr 1fr;margin:0;padding:0;border-top:1px solid var(--line2);border-left:1px solid var(--line2);list-style:none}.video-workflow li{min-height:215px;padding:29px;border-right:1px solid var(--line2);border-bottom:1px solid var(--line2)}.video-workflow li>span{color:#7da892;font-family:var(--serif)}.video-workflow h3{margin:30px 0 13px;font-size:23px}.video-workflow p{color:#91aa9f;font-size:11px}

@media(max-width:960px){.article-visual{grid-template-columns:1fr}.article-visual img{min-height:0;aspect-ratio:16/9}.home-video-grid,.video-hero-grid,.video-workflow>.container{grid-template-columns:1fr}.home-video-feature{min-height:560px}.video-hero-visual{aspect-ratio:16/10}.video-principle>.container{grid-template-columns:90px 1fr}.video-principle small{grid-column:2}.video-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.insight-thumb{margin:-26px -26px 24px}.article-visual{margin-bottom:55px}.article-visual figcaption{padding:27px}.article-visual figcaption strong{font-size:21px}.home-video-feature{min-height:520px}.home-video-feature>div{padding:27px}.home-video-item{grid-template-columns:34px 1fr 16px;padding:24px}.video-hero{padding:120px 0 70px}.video-hero h1{font-size:47px}.video-hero-visual{aspect-ratio:4/5}.video-principle>.container{grid-template-columns:1fr;gap:8px;padding-block:25px}.video-principle small{grid-column:auto}.video-library{padding:80px 0}.video-grid{grid-template-columns:1fr}.video-card-copy h3,.video-card-copy p{min-height:0}.video-workflow{padding:85px 0}.video-workflow ol{grid-template-columns:1fr}.video-workflow li{min-height:165px}}
/* Refined typography and navigation scale */
:root{--sans:"Source Han Sans SC","Noto Sans CJK SC","PingFang SC","Microsoft YaHei",Arial,sans-serif}
.headline-line{display:inline-block;max-width:100%;white-space:nowrap}
.header-inner{height:94px;gap:34px}
.brand-lockup img{width:44px;height:44px}.brand-lockup strong{font-size:19px}.brand-lockup small{font-size:8px}
.desktop-nav{gap:clamp(18px,1.75vw,31px)}
.desktop-nav a{padding:36px 0 34px;font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.02em}
.desktop-nav a:after{bottom:28px;height:2px}
.search-trigger{font-size:12px;font-weight:600}.search-trigger kbd{min-width:25px;padding:4px 7px}.header-cta{padding:14px 19px;font-size:11px}
.button{min-height:56px;padding-inline:28px;font-size:13px}
.hero-copy h1{font-size:clamp(52px,5vw,80px)}
.section-heading h2{font-size:clamp(38px,3.8vw,60px)}
.page-hero-grid{grid-template-columns:1.22fr .78fr;gap:7vw}.page-hero h1{font-size:clamp(48px,5vw,74px)}
.method-copy h2{font-size:clamp(42px,4vw,62px)}
.closing-section h2{font-size:clamp(48px,5.4vw,82px)}
.video-hero h1{font-size:clamp(46px,4.4vw,68px)}
.mobile-nav a{font-family:var(--sans);font-size:19px;font-weight:600}
@media(max-width:1180px){.header-inner{gap:22px}.desktop-nav{gap:16px}.desktop-nav a{font-size:12px}.hero-copy h1{font-size:clamp(50px,5vw,65px)}}
@media(max-width:960px){.header-inner{height:82px}.hero-copy h1{font-size:clamp(47px,7vw,66px)}.page-hero-grid{grid-template-columns:1fr}.page-hero h1{font-size:clamp(45px,7vw,64px)}}
@media(max-width:680px){.header-inner{height:72px}.button{min-height:53px;font-size:12px}.hero-copy h1{font-size:clamp(31px,8.8vw,43px)}.section-heading h2{font-size:clamp(29px,8.2vw,37px)}.page-hero h1{font-size:clamp(31px,8.8vw,42px)}.method-copy h2{font-size:clamp(31px,8.8vw,42px)}.brand-intro h2{font-size:clamp(34px,9vw,44px)}.closing-section h2{font-size:clamp(29px,8vw,38px)}.video-hero h1{font-size:clamp(30px,8.5vw,41px)}.video-workflow h2{font-size:clamp(30px,8.5vw,40px)}.about-hero h1{font-size:clamp(37px,10vw,48px)}.footer-statement h2{font-size:clamp(32px,8.8vw,43px)}}
/* Unified Source Han Sans title system */
h1,h2,h3,h4,.brand-lockup strong{font-family:var(--sans)}
.site-footer,.site-footer h2,.site-footer h3,.site-footer a,.site-footer p,.site-footer button{font-family:var(--sans)}
/* Readable learning-path lists */
.path-card li a{grid-template-columns:30px minmax(0,1fr) 20px;gap:15px;min-height:66px;font-size:15px;font-weight:500;line-height:1.55}
.path-card li span{font-size:12px}.path-card li b{font-size:14px}
.guide-group li a{min-height:102px}.guide-group li h3{font-size:16px;line-height:1.55}
@media(max-width:680px){.path-card li a{min-height:64px;font-size:14px}.guide-group li h3{font-size:15px}}

/* Themed editorial visuals and quiet hero ornamentation */
.page-hero,.about-hero{position:relative;overflow:hidden;isolation:isolate}
.page-hero>.container,.about-hero>.container{position:relative;z-index:2}
.page-hero:before{position:absolute;z-index:0;right:-4vw;top:12%;width:clamp(250px,25vw,480px);aspect-ratio:1;content:"";border:1px solid rgba(38,101,78,.18);border-radius:50%;box-shadow:0 0 0 38px rgba(255,255,255,.14),0 0 0 76px rgba(58,115,91,.05)}
.page-hero:after{position:absolute;z-index:0;right:8vw;bottom:-42%;width:clamp(230px,29vw,560px);aspect-ratio:1;content:"";border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.64),rgba(178,205,191,.18) 47%,transparent 71%)}
.topics-hero:before{border-color:rgba(113,88,42,.18);box-shadow:0 0 0 38px rgba(255,255,255,.12),0 0 0 76px rgba(170,140,84,.06)}
.experts-hero:after{background:radial-gradient(circle,rgba(255,255,255,.62),rgba(126,165,145,.18) 48%,transparent 72%)}
.about-hero:before{position:absolute;z-index:0;right:5vw;top:14%;width:clamp(350px,32vw,620px);aspect-ratio:1;content:"";border:1px solid rgba(191,218,204,.24);border-radius:50%;box-shadow:0 0 0 52px rgba(181,211,196,.055),0 0 0 104px rgba(181,211,196,.025)}
.about-hero:after{position:absolute;z-index:0;right:12vw;bottom:-27%;width:clamp(260px,28vw,520px);aspect-ratio:1;content:"玉";display:grid;place-items:center;border-radius:50%;background:radial-gradient(circle at 40% 35%,rgba(192,222,207,.2),rgba(109,158,136,.08) 54%,transparent 70%);color:rgba(225,238,231,.1);font-family:var(--sans);font-size:clamp(90px,12vw,210px);font-weight:700}
.guide-group-intro{align-self:stretch}
.guide-group-visual{position:relative;margin:28px 0 5px;aspect-ratio:16/9;overflow:hidden;background:var(--j900)}
.guide-group-visual:after{position:absolute;inset:0;content:"";background:linear-gradient(to top,rgba(6,39,30,.48),transparent 62%)}
.guide-group-visual img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}
.guide-group:hover .guide-group-visual img{transform:scale(1.035)}
.guide-group-visual figcaption{position:absolute;z-index:2;left:18px;bottom:15px;color:#fff;font-size:10px;letter-spacing:.08em}
.video-takeaways{display:grid;gap:7px;min-height:58px;margin:18px 0 0;padding:15px 0;border-top:1px solid var(--line);list-style:none}
.video-takeaways li{position:relative;padding-left:16px;color:var(--soft);font-size:10px}
.video-takeaways li:before{position:absolute;left:0;top:.62em;width:6px;height:6px;content:"";border-radius:50%;background:var(--gold)}
.video-card-links{display:grid!important;gap:10px!important;margin-top:10px;padding-top:14px;border-top:1px solid var(--line)}
.video-card-links a{display:flex;justify-content:space-between;gap:12px;font-size:9px;font-weight:700}
.video-card-links .video-source{color:var(--j700);font-weight:600}
@media(max-width:960px){.page-hero:before{right:-12vw;opacity:.66}.guide-group-visual{max-width:720px}}
@media(max-width:680px){.page-hero:before,.page-hero:after{opacity:.34}.about-hero:before{right:-42vw;opacity:.65}.about-hero:after{right:-12vw;bottom:-9%;opacity:.65}.guide-group-visual{margin-top:22px}.video-takeaways{min-height:0}}


/* Preserve complete knowledge artwork and give every principal equal presence */
.article-visual{display:block;grid-template-columns:none}
.article-visual img{display:block;width:100%;height:auto;min-height:0;aspect-ratio:30/19;object-fit:contain;background:var(--j950)}
.article-visual figcaption{display:none}
.people-mosaic{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:auto;gap:18px}
.person-1,.person-2,.person-3,.person-4{grid-column:auto;grid-row:auto;min-height:0;aspect-ratio:4/3}
.person-1 img{object-position:center 24%}
.person-2 img{object-position:center 20%}
.home-faq-section .headline-line{white-space:normal}
@media(max-width:960px){.faq-layout{grid-template-columns:1fr;gap:45px}.faq-guide{position:static;grid-template-columns:1fr auto;align-items:end}.faq-guide>span,.faq-guide>strong,.faq-guide>p{grid-column:1}.faq-guide .button{grid-column:2;grid-row:1/4}}
@media(max-width:680px){.faq-guide{display:block;padding:25px}.faq-guide>strong{display:block;margin:16px 0}.faq-guide .button{margin-top:10px}.faq-item summary{min-height:96px;grid-template-columns:32px minmax(0,1fr) 22px;gap:13px;padding:20px 0}.faq-item summary h3{font-size:17px}.faq-answer{grid-template-columns:1fr;gap:20px;margin-left:45px;padding:0 0 28px}.faq-answer a{justify-self:start}}
.person-3 img{object-position:center 18%}
.person-4 img{object-position:center 10%}
@media(max-width:760px){.people-mosaic{grid-template-columns:1fr}.person-1,.person-2,.person-3,.person-4{aspect-ratio:4/3}}


/* Requested high-weight serif treatment for primary navigation and article titles */
:root{--brand-serif:"Source Han Serif SC","Source Han Serif CN","Noto Serif CJK SC","Songti SC","STSong","SimSun",serif}
.desktop-nav,.mobile-nav{font-family:var(--brand-serif);font-weight:800}
.desktop-nav a,.mobile-nav a{font-weight:800;letter-spacing:.015em}
.article-hero h1{font-family:var(--brand-serif);font-weight:800;letter-spacing:-.025em}


/* Final site-wide serif typography direction */
:root{--sans:"Source Han Serif SC","Source Han Serif CN","Noto Serif CJK SC","Songti SC","STSong","SimSun",serif;--serif:"Source Han Serif SC","Source Han Serif CN","Noto Serif CJK SC","Songti SC","STSong","SimSun",serif}
html,body,button,input,textarea,select,option{font-family:var(--serif)}


/* Interactive playable knowledge shorts */
.video-play-trigger{display:block;width:100%;padding:0;border:0;text-align:left;cursor:pointer}
.video-play-icon{position:absolute;z-index:3;left:50%;top:50%;width:66px;height:66px;display:grid;place-items:center;transform:translate(-50%,-50%);border:1px solid rgba(255,255,255,.82);border-radius:50%;background:rgba(8,43,34,.64);color:#fff;font-size:20px;font-style:normal;backdrop-filter:blur(9px);transition:.3s}
.video-play-trigger:hover .video-play-icon{transform:translate(-50%,-50%) scale(1.08);background:rgba(198,168,106,.88)}
.video-card-links .video-card-play{display:flex;justify-content:space-between;gap:12px;width:100%;padding:10px 12px;border:0;background:var(--j800);color:#fff;font-family:var(--serif);font-size:11px;font-weight:800;cursor:pointer}
.video-card-links .video-card-play:hover{background:var(--j950)}
.video-player-modal{position:fixed;z-index:120;inset:0;display:grid;place-items:center;padding:28px}
.video-player-modal[hidden]{display:none}
.video-player-backdrop{position:absolute;inset:0;background:rgba(4,20,15,.82);backdrop-filter:blur(12px)}
.video-player-panel{position:relative;z-index:2;width:min(1080px,100%);max-height:calc(100vh - 56px);overflow:auto;background:#f5f2e9;box-shadow:0 32px 100px rgba(0,0,0,.42)}
.video-player-close{position:absolute;z-index:5;right:18px;top:18px;padding:9px 12px;border:1px solid rgba(255,255,255,.5);background:rgba(5,31,24,.66);color:#fff;font-size:10px;cursor:pointer;backdrop-filter:blur(8px)}
.video-player-stage{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--j950);color:#fff}
.video-player-stage>img{width:100%;height:100%;object-fit:cover;transform:scale(1.01);transition:filter 1s}
.video-player-modal.is-playing .video-player-stage>img{animation:knowledgeFilm 12s ease-in-out infinite alternate}
@keyframes knowledgeFilm{from{transform:scale(1.01) translate3d(0,0,0)}to{transform:scale(1.09) translate3d(-1.2%,-.7%,0)}}
.video-player-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,30,23,.94),rgba(4,30,23,.68) 55%,rgba(4,30,23,.2)),linear-gradient(to top,rgba(4,30,23,.75),transparent 50%)}
.video-player-copy{position:absolute;z-index:2;left:clamp(28px,6vw,78px);bottom:clamp(42px,8vw,88px);width:min(720px,78%)}
.video-player-copy>span{color:var(--gold2);font-size:10px;font-weight:800;letter-spacing:.15em}
.video-player-copy h2{margin:18px 0 20px;color:#fff;font-size:clamp(32px,4.3vw,64px);font-weight:800;line-height:1.2}
.video-player-copy p{max-width:660px;margin:0;color:#d8e6df;font-size:clamp(14px,1.5vw,20px);line-height:1.8}
.video-player-counter{position:absolute;z-index:2;right:28px;bottom:25px;color:#d9c397;font-size:11px;letter-spacing:.15em}
.video-controls{display:grid;grid-template-columns:auto minmax(180px,1fr) auto auto;gap:18px;align-items:center;padding:19px 24px;background:#102f27;color:#fff}
.video-controls button{min-width:100px;padding:10px 14px;border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;font-size:11px;font-weight:800;cursor:pointer}
.video-controls input{width:100%;accent-color:#c8ad78}
.video-controls>span{min-width:104px;color:#c0d1c8;font-size:10px;font-variant-numeric:tabular-nums}
.video-player-foot{display:flex;justify-content:space-between;gap:18px;padding:17px 24px;color:var(--j900)}
.video-player-foot a,.video-player-foot button{border:0;background:none;color:inherit;font-size:10px;font-weight:800;cursor:pointer}
@media(max-width:680px){.video-player-modal{padding:0}.video-player-panel{width:100%;max-height:100vh}.video-player-stage{aspect-ratio:4/5}.video-player-copy{left:24px;bottom:62px;width:calc(100% - 48px)}.video-player-copy h2{font-size:32px}.video-player-copy p{font-size:14px}.video-controls{grid-template-columns:auto 1fr auto;gap:10px;padding:15px}.video-controls>span{grid-column:2/4;grid-row:2;min-width:0}.video-sound{grid-column:3}.video-player-foot{padding:15px}}