@charset "UTF-8";
:root{--navy:#071b2b;--navy2:#0c2939;--ink:#102c36;--muted:#586d73;--teal:#117d75;--lime:#b5e8b9;--cream:#f6f8f5;--line:#dce8e4;--white:#fff;--max:1200px;--shadow:0 24px 65px rgba(11,44,53,.1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;height:auto;display:block}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:650;letter-spacing:-.045em}p{line-height:1.85}::selection{background:#b9e7d8;color:#092d30}.container{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.site-header{position:relative;z-index:30;background:#fff;border-bottom:1px solid #e5ece9}.nav-shell{height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;flex:none}.brand-mark{width:44px;height:44px;display:grid;place-items:center;background:var(--navy);border-radius:13px;color:#fff;font-size:13px;font-weight:800;letter-spacing:-.13em}.brand-mark span{color:#a7ddb4}.brand-name{font-size:19px;font-weight:750;letter-spacing:-.06em;line-height:1.15}.brand-name small{display:block;font-size:8px;letter-spacing:.15em;font-weight:700;color:#7e9699;margin-top:4px}.main-nav{display:flex;align-items:center;gap:25px}.main-nav a{font-size:12px;color:#435b61;white-space:nowrap;transition:color .2s}.main-nav a:hover,.main-nav a[aria-current="page"]{color:#067f74}.main-nav a[aria-current="page"]{font-weight:700}.menu-toggle{display:none}.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 75% 40%,#173e4b 0%,#0b2b3b 38%,#071b2b 75%);color:#fff;min-height:660px}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(106,198,177,.06) 1px,transparent 1px),linear-gradient(rgba(106,198,177,.06) 1px,transparent 1px);background-size:62px 62px;mask-image:linear-gradient(90deg,transparent,#000)}.hero-glow{position:absolute;width:650px;height:650px;border-radius:50%;background:#168e8b;filter:blur(170px);opacity:.19;right:-80px;top:50px}.hero-layout{display:grid;grid-template-columns:1.02fr .98fr;align-items:center;min-height:660px;position:relative}.hero-content{padding:80px 0 88px;position:relative;z-index:3}.hero-overline{font-size:11px;font-weight:700;letter-spacing:.21em;color:#a9dfc1;display:flex;align-items:center;gap:10px}.pulse{height:7px;width:7px;border-radius:50%;background:#a9e6aa;box-shadow:0 0 0 5px rgba(169,230,170,.13)}.hero h1{font-size:clamp(51px,5.1vw,79px);line-height:1.19;letter-spacing:-.065em;margin:23px 0 17px}.hero h1 em{font-style:normal;color:#c3f0d1}.hero h2{font-size:clamp(21px,2.15vw,30px);font-weight:450;line-height:1.5;letter-spacing:-.035em;color:#d7e5e4}.hero p{max-width:540px;font-size:14px;color:#a6bcc0;line-height:2;margin-top:22px}.hero-actions{display:flex;gap:12px;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:15px 21px;min-height:49px;border-radius:5px;font-size:13px;font-weight:700;transition:transform .2s,background .2s,border-color .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:#b3e4ba;color:#082d31}.button-primary:hover{background:#d0f3d5}.button-ghost{border:1px solid rgba(255,255,255,.31);color:#fff}.button-ghost:hover,.button-outline:hover{border-color:#b5e8b9;background:rgba(255,255,255,.08)}.button-outline{border:1px solid #79a5a6;color:#fff;margin-top:27px}.hero-caption{display:flex;align-items:center;gap:12px;margin-top:49px;color:#8eaeb1;font-size:11px;letter-spacing:.1em}.hero-caption i{height:3px;width:3px;border-radius:50%;background:#7db5ad}.hero-art{position:relative;height:550px;align-self:center}.hero-art>img{position:absolute;width:690px;max-width:none;top:-58px;left:-10px;filter:drop-shadow(0 20px 60px rgba(0,0,0,.28))}.hero-float{position:absolute;background:rgba(9,41,51,.79);border:1px solid rgba(181,232,185,.22);box-shadow:0 20px 60px rgba(0,0,0,.19);backdrop-filter:blur(14px);border-radius:10px;padding:15px 19px;min-width:206px}.hero-float small{display:block;color:#93d7bb;font-size:9px;letter-spacing:.18em;font-weight:700}.hero-float b{display:block;font-size:15px;margin:8px 0 4px;font-weight:600}.hero-float span{font-size:10px;color:#92aeb2}.float-one{bottom:65px;left:10px}.float-two{right:-10px;top:68px}.intro-band{background:#eaf3ee;border-bottom:1px solid #d7e6dc}.intro-grid{padding:61px 0;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:80px}.kicker{display:block;color:#0a867b;font-size:10px;font-weight:800;letter-spacing:.22em;margin-bottom:15px}.kicker.light{color:#a7e3c0}.intro-grid h2{font-size:clamp(28px,3vw,42px);line-height:1.34}.intro-grid>p{font-size:14px;color:#486167;line-height:2.05}.section{padding:98px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:34px}.section-head h2{font-size:clamp(29px,3.2vw,45px);line-height:1.3}.section-head p{font-size:14px;color:var(--muted);margin-top:12px;max-width:720px}.section-more{font-size:13px;font-weight:700;color:#087c71;white-space:nowrap;padding-bottom:6px}.section-more:hover,.text-link:hover{color:#07534e;text-decoration:underline;text-underline-offset:4px}.direction-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.direction-card{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:transform .25s,box-shadow .25s}.direction-card:hover,.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.direction-img{height:148px;overflow:hidden;background:#0a3440}.direction-img img{width:100%;height:100%;object-fit:cover}.direction-inner{padding:25px 21px 23px}.direction-no{font-size:10px;font-weight:800;letter-spacing:.17em;color:#168778}.direction-card h3{font-size:20px;margin:14px 0 11px;line-height:1.4}.direction-card p{font-size:12px;color:var(--muted);min-height:132px}.text-link{display:inline-block;margin-top:16px;font-size:12px;color:#087b72;font-weight:750}.section-featured{background:var(--cream)}.featured-grid,.brand-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.article-card{background:#fff;border:1px solid #e0e9e5;border-radius:10px;overflow:hidden;transition:transform .25s,box-shadow .25s;min-width:0}.card-media{display:block;height:202px;background:#0a3543;overflow:hidden}.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.article-card:hover .card-media img{transform:scale(1.04)}.card-copy{padding:24px 23px 26px}.eyebrow{font-size:10px;color:#0a8577;font-weight:750;letter-spacing:.06em;display:flex;align-items:center;gap:9px}.eyebrow time{font-weight:500;color:#819397;letter-spacing:0}.dot{height:3px;width:3px;background:#a5b9b8;border-radius:50%}.article-card h3{font-size:20px;line-height:1.5;margin:12px 0}.article-card h3 a:hover,.news-row h3 a:hover{color:#087e73}.article-card p{font-size:12px;color:#63767a;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;min-height:112px}.article-card .text-link{margin-top:17px}.section-model{background:#0b2e3a;color:#fff;position:relative;overflow:hidden}.section-model:after{content:"";position:absolute;width:550px;height:550px;border:1px solid rgba(158,218,196,.12);border-radius:50%;left:-160px;top:80px;box-shadow:0 0 0 75px rgba(158,218,196,.02),0 0 0 155px rgba(158,218,196,.02)}.model-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center;position:relative;z-index:2}.model-copy h2{font-size:clamp(31px,3.4vw,48px);line-height:1.34}.model-copy p{font-size:14px;color:#b3c9ca;max-width:465px;margin-top:22px}.ability-flow{border:1px solid #396770;background:#113c48;border-radius:11px;padding:25px 28px;box-shadow:0 30px 70px rgba(0,0,0,.12)}.flow-top{display:flex;align-items:center;gap:10px;color:#b3d9cf;font-size:11px;letter-spacing:.1em;padding-bottom:19px;border-bottom:1px solid rgba(255,255,255,.13)}.flow-top span:last-child{margin-left:auto;color:#729b9b}.flow-indicator{width:7px;height:7px;background:#a6eab3;border-radius:50%}.ability-step{display:grid;grid-template-columns:35px 1fr;gap:0 18px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.09)}.ability-step:last-child{border:0;padding-bottom:0}.ability-step>span{grid-row:span 2;color:#9cddae;font-size:10px;font-weight:700;padding-top:4px}.ability-step h3{font-size:16px;letter-spacing:-.02em}.ability-step p{font-size:11px;color:#a0bbbd}.section-brand{background:#fff}.brand-grid .card-media{height:166px}.brand-grid .article-card h3{font-size:18px}.market-section{background:#ecf4ef}.market-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:95px;align-items:center}.market-layout h2{font-size:clamp(29px,3.2vw,44px)}.market-layout p{font-size:13px;color:#587075;margin-top:16px}.market-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.market-grid>div{background:#fff;border:1px solid #dce9e0;border-radius:8px;padding:27px;min-height:156px}.market-line{display:block;width:29px;height:3px;background:#80be9f;margin-bottom:17px}.market-grid h3{font-size:18px}.market-grid p{font-size:11px;margin-top:7px}.section-news{background:#fff}.news-list{border-top:1px solid #dce8e5}.news-row{display:grid;grid-template-columns:84px 1fr 35px;gap:32px;align-items:start;padding:28px 0;border-bottom:1px solid #dce8e5}.news-date b{display:block;font-family:Georgia,serif;color:#1a846f;font-size:33px;font-weight:400;line-height:1}.news-date span{font-size:10px;color:#9daead}.news-row h3{font-size:20px;margin:9px 0;line-height:1.5}.news-row p{font-size:12px;color:#64797c;max-width:870px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.row-arrow{display:grid;place-items:center;width:32px;height:32px;border:1px solid #c9ded6;border-radius:50%;font-size:18px;color:#168371}.row-arrow:hover{background:#e5f5e9}.cta{background:#103e48;color:#fff}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:35px;padding:48px 0}.cta h2{font-size:30px}.cta p{color:#b8d1d0;font-size:13px;margin-top:8px}.footer{background:#071e2b;color:#fff;padding-top:66px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:120px;padding-bottom:52px}.footer-brand{font-size:23px;font-weight:750}.footer-brand span{font-size:8px;letter-spacing:.13em;color:#9ebcb7;margin-left:8px}.footer p{color:#a2b7bc;font-size:12px;max-width:520px;margin-top:22px}.footer-note{font-size:10px!important;color:#759399!important}.footer-heading{display:block;font-size:11px;color:#88bfb5;letter-spacing:.15em;font-weight:700;margin-bottom:17px}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:12px}.footer-links a{font-size:11px;color:#a2b7bc}.footer-links a:hover{color:#c3edce}.footer-bottom{border-top:1px solid #26404b;padding:21px 0;display:flex;justify-content:space-between;color:#77969b;font-size:10px}.inner-hero{background:#0d3440;color:#fff;overflow:hidden;position:relative}.inner-hero:before{content:"";position:absolute;right:3%;top:-160px;width:620px;height:620px;border-radius:50%;background:#238176;filter:blur(160px);opacity:.24}.inner-hero-grid{min-height:390px;display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center;position:relative}.inner-hero h1{font-size:clamp(39px,4vw,57px);line-height:1.25;margin:20px 0}.inner-hero p{font-size:14px;color:#bdd0d1;max-width:580px}.inner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.inner-tags span{border:1px solid #648b8b;color:#a7d6c3;padding:7px 11px;border-radius:30px;font-size:10px}.inner-art{height:300px;border:1px solid rgba(174,221,205,.28);border-radius:13px;overflow:hidden;transform:rotate(-3deg);box-shadow:0 30px 80px rgba(0,0,0,.2)}.inner-art img{width:100%;height:100%;object-fit:cover}.listing-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.listing-grid .article-card{display:grid;grid-template-columns:38% 62%}.listing-grid .card-media{height:100%;min-height:260px}.listing-grid .card-copy{padding:25px}.listing-grid .article-card p{min-height:auto;-webkit-line-clamp:5}.topic-strip,.model-diagram{background:#edf5ef}.topic-strip h2{font-size:32px}.topic-links{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}.topic-links a{padding:15px 19px;background:#fff;border:1px solid #dce9e1;color:#187c70;font-size:12px;font-weight:700;border-radius:5px}.topic-links a:hover{background:#d9f1df}.diagram-grid,.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.diagram-grid>div,.steps-grid>div{border:1px solid #d6e7de;background:#fff;padding:25px;border-radius:8px}.diagram-grid small,.steps-grid span{font-size:11px;font-weight:800;letter-spacing:.15em;color:#0d8677}.diagram-grid h3,.steps-grid h3{font-size:20px;margin:20px 0 8px}.diagram-grid p,.steps-grid p{font-size:12px;color:#60777b}.guide-download{background:#e7f2ea}.download-panel{display:flex;align-items:center;justify-content:space-between;gap:30px}.download-panel h2{font-size:32px}.download-panel p{font-size:13px;color:#536e70;margin-top:10px}.faq{max-width:850px;margin:70px auto 0}.faq h2{font-size:30px;margin-bottom:16px}.faq details{border-bottom:1px solid #d9e6e1;padding:19px 0}.faq summary{cursor:pointer;font-size:15px;font-weight:700}.faq details p{font-size:13px;color:#61797d;margin-top:11px}.news-list.large .news-row{padding:34px 0}.research-hero{background:#092c39;color:#fff;padding:75px 0}.research-hero h1{font-size:51px;margin:13px 0}.research-hero p{color:#b6ccca;font-size:14px}.research-layout{display:grid;grid-template-columns:275px minmax(0,1fr);gap:62px;align-items:start;padding-top:60px;padding-bottom:110px}.research-toc{position:sticky;top:25px;max-height:calc(100vh - 50px);overflow:auto;scrollbar-width:thin}.research-toc h2{font-size:20px;margin-bottom:16px}.research-toc nav{display:grid;gap:0;border-top:1px solid #dce8e3}.research-toc a{font-size:11px;line-height:1.6;color:#63797c;padding:10px 0;border-bottom:1px solid #e3ece7}.research-toc a:hover{color:#087f74}.research-article{scroll-margin-top:20px;padding-bottom:66px;margin-bottom:73px;border-bottom:2px solid #dce8e2}.article-topline{display:flex;gap:15px;color:#0b8979;font-size:11px;font-weight:750}.article-topline time{color:#90a3a4;font-weight:400}.research-article h2{font-size:clamp(29px,3vw,39px);line-height:1.4;margin:17px 0 19px}.article-lead{font-size:17px;color:#445f65;line-height:1.95;border-left:3px solid #83c7a6;padding-left:20px;margin-bottom:24px}.research-article figure{margin:0 0 36px;border-radius:8px;overflow:hidden;height:300px;background:#0c3841}.research-article figure img{width:100%;height:100%;object-fit:cover}.article-body h3{font-size:21px;margin:31px 0 11px}.article-body p{font-size:15px;line-height:2.05;color:#3d555a}.source-box{background:#f2f7f3;border:1px solid #dbe9df;padding:23px 27px;margin-top:35px}.source-box h3,.related-box h3{font-size:17px;margin-bottom:10px}.source-box ol{padding-left:20px;margin:0}.source-box li{margin:7px 0;font-size:12px;color:#187a70}.source-box a:hover{text-decoration:underline}.source-box p{font-size:11px;color:#7a8d8d;margin-top:14px}.related-box{margin-top:30px}.related-box a{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid #e2ebe6;font-size:12px;color:#276b65}.related-box a:hover{color:#0d9180}.back-top{display:inline-block;margin-top:25px;color:#0c8476;font-size:12px;font-weight:700}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #65ccaa;outline-offset:4px}
.article-abstract{font-size:13px;line-height:1.95;color:#60767a;margin:-8px 0 24px}.article-abstract strong{display:block;color:#0c8375;font-size:11px;letter-spacing:.08em;margin-bottom:4px}
.article-card p,.news-row p{display:block;min-height:0;overflow:visible}