:root{--navy:#071d2b;--navy2:#0c3040;--ink:#122d3d;--muted:#617582;--teal:#0f8d87;--mint:#b3e0cd;--lime:#d9ee7a;--line:#dbe5e9;--pale:#f3f7f6;--white:#fff;--max:1240px;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:'Noto Sans SC','Microsoft YaHei','PingFang SC',Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font:inherit}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.035em}p{line-height:1.82}::selection{background:#b4eadc;color:#092d33}.container{width:min(calc(100% - 64px),var(--max));margin:auto}.skip{position:absolute;z-index:200;left:-1000px;top:8px;background:#fff;padding:10px}.skip:focus{left:12px}.site-header{position:relative;z-index:80;background:#fff;border-bottom:1px solid #e7edef}.nav-inner{width:min(calc(100% - 64px),var(--max));height:84px;margin:auto;display:flex;align-items:center;gap:38px;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;color:#0a3340;font-size:21px;font-weight:800;letter-spacing:.035em}.brand small{display:block;font:600 8px/1.5 Arial,sans-serif;letter-spacing:.16em;color:#789399}.site-nav{display:flex;align-items:center;justify-content:flex-end;gap:3px;flex-wrap:wrap}.site-nav a{font-size:12px;font-weight:650;color:#48606b;padding:12px 11px;border-radius:8px;white-space:nowrap;transition:.2s}.site-nav a:hover,.site-nav a.active{color:#056c6b;background:#edf7f4}.menu-button{display:none}.hero{background:radial-gradient(circle at 80% 15%,#164454 0%,#0a2635 37%,#061b29 76%);color:#fff;overflow:hidden}.hero-grid{min-height:660px;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:10px}.hero-copy{position:relative;z-index:2;padding:72px 0 48px}.hero-label,.section-kicker{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.17em;color:#44b6a9;text-transform:uppercase}.hero-label{color:#95d7cf;display:flex;align-items:center;gap:11px}.pulse,.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#c9e875;box-shadow:0 0 0 5px #c9e87522}.hero h1{font-size:clamp(48px,5.35vw,76px);line-height:1.17;margin:28px 0 20px;font-weight:770;letter-spacing:-.06em}.hero h1 span{color:#afe1cb}.hero-lead{font-size:19px;font-weight:600;margin:0 0 12px;color:#f2fcf6}.hero-description{color:#b7cbd0;font-size:15px;max-width:550px;line-height:1.9}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;padding:14px 19px;border-radius:6px;font-size:13px;font-weight:750;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button.primary{background:#cce995;color:#0b3036}.button.primary:hover{background:#e0f5af}.button.secondary{color:#fff;border:1px solid #6c8991}.button.light{color:#0a383d;background:#e8f4e5;margin-top:14px}.hero-meta{display:flex;gap:42px;margin-top:65px;border-top:1px solid #49636b;padding-top:24px}.hero-meta div{display:flex;flex-direction:column;gap:4px}.hero-meta b{font:600 24px Arial,sans-serif;letter-spacing:-.04em}.hero-meta span{font-size:11px;color:#a8c1c7;letter-spacing:.04em}.hero-visual{position:relative;align-self:stretch;display:flex;align-items:center;justify-content:center}.hero-visual:before{content:'';position:absolute;width:660px;height:660px;border:1px solid #a1efdb24;border-radius:50%;left:5%;top:2%}.hero-visual img{width:100%;max-width:700px;filter:drop-shadow(0 28px 55px #00141aa0)}.visual-caption{position:absolute;right:0;bottom:75px;padding:12px 17px;border:1px solid #8bd8cb66;background:#163f4bc9;backdrop-filter:blur(10px);color:#e1f5e9;font:700 10px Arial;letter-spacing:.19em;display:flex;align-items:center;gap:12px}.hero-bottom{height:48px;border-top:1px solid #49636b;display:flex;align-items:center;justify-content:space-between;color:#9cbcc1;font:700 10px Arial;letter-spacing:.1em}.hero-bottom a:hover{color:#d0ec94}.section{padding:100px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:26px;margin-bottom:36px}.section-heading h2{font-size:clamp(30px,3.4vw,46px);line-height:1.25;margin:14px 0 0;font-weight:730;color:#0e2e3b}.section-heading p{max-width:650px;font-size:15px;color:#607781;margin:15px 0 0}.section-action,.text-link{font-size:13px;color:#0a817a;font-weight:800;white-space:nowrap}.section-action{border-bottom:1px solid #7ac0ba;padding-bottom:7px}.section-action:hover,.text-link:hover{color:#005b58}.position{background:#f7faf9}.two-col{display:grid;grid-template-columns:1.04fr .96fr;gap:100px;align-items:center}.large-copy{font-size:18px;line-height:1.85;color:#556c77;max-width:620px;margin:25px 0}.focus-list{border-top:1px solid #d7e3e4}.focus-list>div{display:flex;gap:30px;align-items:center;border-bottom:1px solid #d7e3e4;padding:23px 0}.focus-list b{font:700 15px Arial;color:#0e9a8e}.focus-list span{display:flex;flex-direction:column;gap:4px}.focus-list strong{font-size:20px}.focus-list small{font-size:12px;color:#83949b}.materials-section{background:#fff}.materials-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.materials-grid a{min-height:272px;padding:28px;background:#edf4f2;border:1px solid #dfeae7;border-radius:var(--radius);display:flex;flex-direction:column;transition:.2s;position:relative;overflow:hidden}.materials-grid a:nth-child(2){background:#e9f1f3}.materials-grid a:nth-child(3){background:#eef0eb}.materials-grid a:nth-child(4){background:#e6eeee}.materials-grid a:hover{transform:translateY(-5px);box-shadow:0 18px 30px #0b424017}.materials-grid a>span{font:650 37px Arial;color:#0d615f;letter-spacing:-.06em}.materials-grid a>span small{font:700 11px Arial;vertical-align:top;margin-left:3px;color:#87a4a1}.materials-grid h3{margin:23px 0 2px;font-size:21px}.materials-grid p{font-size:13px;color:#607781;line-height:1.7}.materials-grid em{margin-top:auto;font:700 12px Arial;color:#12867f;font-style:normal}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.story-card{background:#fff;border:1px solid #e1e9e9;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:.25s;box-shadow:0 4px 12px #102f3b05}.story-card:hover{transform:translateY(-5px);box-shadow:0 22px 45px #102f3b12}.card-art{display:block;height:220px;overflow:hidden;background:#0e3340}.card-art img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.story-card:hover img{transform:scale(1.04)}.card-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}.eyebrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:#7e9198;font-size:11px;font-weight:650}.eyebrow span{color:#0c8f82;text-transform:uppercase}.eyebrow time:before{content:'•';margin-right:10px;color:#a6b7bc}.story-card h3{font-size:20px;line-height:1.45;margin:17px 0 12px;color:#143440}.story-card h3 a:hover{color:#07867e}.story-card p{font-size:13px;line-height:1.82;color:#647882;margin-bottom:22px;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden}.story-card .text-link{margin-top:auto}.brand-section{background:#f3f7f6}.lifecycle{background:#eaf1ee}.life-grid{display:grid;grid-template-columns:repeat(5,1fr);position:relative}.life-grid:before{content:'';height:1px;position:absolute;top:22px;left:9%;right:9%;background:#9bbab3}.life-grid>div{padding:0 16px;position:relative}.life-grid>div:first-child{padding-left:0}.life-grid>div:last-child{padding-right:0}.life-grid span{width:44px;height:44px;display:grid;place-items:center;background:#0b6f6a;color:white;border-radius:50%;font:700 11px Arial;border:5px solid #eaf1ee}.life-grid h3{margin:23px 0 7px;font-size:19px}.life-grid p{color:#617780;font-size:13px}.esg-band{background:#0b3540;color:#fff;overflow:hidden}.esg-layout{display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:350px}.esg-layout h2{color:#fff;font-size:clamp(34px,4vw,54px);line-height:1.23;margin:18px 0}.esg-layout p{max-width:480px;color:#c0d6d4}.esg-diagram{height:360px;position:relative;display:grid;place-items:center}.esg-diagram .ring{position:absolute;border:1px solid #7fc6b96b;border-radius:50%}.esg-diagram .r1{width:260px;height:260px}.esg-diagram .r2{width:360px;height:360px;border-style:dashed}.ring-core{width:180px;height:180px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#308f83,#0d4b54);display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 0 60px #4cb9a943}.ring-core strong{font:700 49px Arial}.ring-core small{font:700 9px Arial;letter-spacing:.17em;color:#c2e8dc}.tag{position:absolute;background:#e4f4de;color:#0a4f50;font-size:12px;font-weight:700;padding:8px 14px;border-radius:20px}.t1{top:40px;left:33%}.t2{right:9%;top:45%}.t3{bottom:42px;left:22%}.news-section{background:#fff}.faq-section{background:#f4f8f7}.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:110px}.faq-layout h2{font-size:42px;line-height:1.26;margin:17px 0}.faq-layout p{color:#657c85;font-size:14px}.faq-list{border-top:1px solid #d5e3e1}.faq-list details{border-bottom:1px solid #d5e3e1;padding:17px 0}.faq-list summary{list-style:none;cursor:pointer;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:15px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:'+';font:400 25px Arial;color:#158b81}.faq-list details[open] summary:after{content:'−'}.faq-list details p{max-width:680px;margin:16px 35px 0 0}.footer{background:#071e29;color:#d9e7e8;padding:70px 0 0}.footer-grid{display:grid;grid-template-columns:1.55fr .8fr 1fr 1.25fr;gap:52px}.footer-brand{font-size:22px;font-weight:800;color:#fff}.footer-brand span{font:700 10px Arial;letter-spacing:.12em;color:#83cbb9}.footer p{font-size:12px;line-height:1.8;color:#91a9ae}.footer-caveat{font-size:11px!important;color:#78959a!important}.footer h2{font-size:14px;color:#fff;margin:5px 0 20px}.footer-grid a{display:block;color:#9db9bd;font-size:12px;line-height:1.6;margin:0 0 11px}.footer-grid a:hover{color:#b6e78e}.footer-bottom{margin-top:55px;border-top:1px solid #31505a;display:flex;justify-content:space-between;padding:21px 0;color:#809fa5;font-size:11px}.back-top{position:fixed;bottom:22px;right:22px;z-index:30;background:#0d817b;color:#fff;width:40px;height:40px;display:none;place-items:center;border-radius:50%;box-shadow:0 6px 17px #0d4e4f44}.back-top.visible{display:grid}.category-hero{background:#0a2e3a;color:#fff;overflow:hidden}.category-model{background:radial-gradient(circle at 84% 48%,#155465,#092d3a 60%,#092531)}.category-materials{background:radial-gradient(circle at 82% 45%,#365f58,#12333a 60%,#0b2934)}.category-recycling{background:radial-gradient(circle at 82% 45%,#246e63,#0d3741 58%,#082932)}.category-esg{background:radial-gradient(circle at 82% 45%,#385866,#122d3e 58%,#0a2736)}.category-news{background:radial-gradient(circle at 82% 45%,#285d71,#0e3445 58%,#092735)}.category-layout{display:grid;grid-template-columns:1fr .9fr;align-items:center;gap:60px;min-height:460px}.category-layout h1{font-size:clamp(42px,4.3vw,62px);line-height:1.19;max-width:700px;margin:20px 0}.category-layout p:not(.breadcrumb){font-size:16px;color:#bfd6d8;max-width:620px;line-height:1.85}.category-layout .button{margin-top:18px}.breadcrumb{font-size:11px;color:#9ab9bd;margin:25px 0 0}.breadcrumb a:hover{color:#d9f1a3}.category-art{display:flex;align-items:center;justify-content:center;max-height:450px}.category-art img{width:100%;max-height:410px;object-fit:contain;filter:drop-shadow(0 26px 35px #001b2099)}.category-intro{background:#f5f8f7;padding:64px 0}.intro-grid{display:grid;grid-template-columns:160px 1.05fr .95fr;gap:45px;align-items:start}.intro-grid h2{font-size:26px;line-height:1.45;margin:0}.intro-grid p{color:#617983;margin:0;font-size:14px}.material-strip{background:#e8f2ef;padding:0}.material-strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}.material-strip-grid div{padding:22px 18px;border-right:1px solid #cadfd8;display:flex;align-items:center;gap:13px;scroll-margin-top:100px}.material-strip-grid div:first-child{padding-left:0}.material-strip-grid b{font:700 25px Arial;color:#0d8276}.material-strip-grid span{font-size:12px;color:#50716e}.next-section{background:#f1f6f4;padding:60px 0}.next-box{border-top:1px solid #b9d1ca;padding-top:30px}.next-box>span{font-size:11px;color:#15877c;font-weight:800;letter-spacing:.12em}.next-box h2{font-size:28px;max-width:600px;margin:14px 0 23px}.next-box>div{display:flex;gap:25px;flex-wrap:wrap}.next-box a{font-size:13px;color:#137e77;font-weight:800}.next-box a:hover{text-decoration:underline}.reading-hero{background:#0b3140;color:white;padding:64px 0 75px}.reading-hero h1{font-size:56px;margin:17px 0}.reading-hero p:last-child{font-size:15px;color:#b3ccd1}.reading-hero .breadcrumb{margin:0 0 35px}

