:root{--paper:#f5f3ed;--paper-deep:#ebe7dd;--white:#fffefa;--ink:#202a26;--muted:#6c746e;--green:#344f44;--green-deep:#20372f;--line:rgba(38,54,46,.14);--serif:"Iowan Old Style","Baskerville","Times New Roman","Noto Serif SC",serif;--sans:"Aptos","Segoe UI","Noto Sans SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%}.wrap{width:min(1240px,calc(100% - 64px));margin:0 auto}.lang-zh{display:none!important}html[lang="zh-CN"] .lang-en{display:none!important}html[lang="zh-CN"] .lang-zh{display:inline!important}
.topbar{position:sticky;top:0;z-index:30;background:rgba(245,243,237,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav-row{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:26px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand-symbol{width:37px;height:37px;border:1px solid rgba(52,79,68,.48);border-radius:50%;display:grid;place-items:center;color:var(--green);font:19px var(--serif)}.brand-name{display:flex;flex-direction:column;line-height:1.05}.brand-name strong{font:700 16px var(--serif);letter-spacing:.16em}.brand-name small{margin-top:5px;font-size:9px;letter-spacing:.12em;color:var(--muted)}.nav-links{display:flex;align-items:center;gap:clamp(18px,3vw,40px);margin-left:auto;color:#4d5751;font-size:12px;letter-spacing:.11em;text-transform:uppercase}.nav-links a{position:relative;padding:8px 0}.nav-links a:after{position:absolute;right:100%;bottom:1px;left:0;height:1px;background:var(--green);content:"";transition:right .22s ease}.nav-links a:hover:after,.nav-links a[aria-current="page"]:after{right:0}.nav-actions{display:flex;align-items:center;gap:12px}.lang-toggle{cursor:pointer;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--ink);min-width:72px;padding:10px 14px;font-size:11px;letter-spacing:.12em}.nav-cta,.button-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:999px;background:var(--green);color:white;padding:13px 18px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;transition:background .2s ease,transform .2s ease}.nav-cta:hover,.button-primary:hover{background:var(--green-deep);transform:translateY(-1px)}.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--ink);cursor:pointer}
.page-hero{padding:70px 0 78px}.page-hero-grid{display:grid;grid-template-columns:.88fr 1.12fr;align-items:center;gap:clamp(38px,7vw,100px)}.page-hero-copy{padding:8px 0}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--green);font-size:10px;line-height:1.6;letter-spacing:.22em;text-transform:uppercase}.eyebrow:before{width:29px;height:1px;background:#9caa9e;content:""}.page-title{max-width:620px;margin:22px 0 18px;font:400 clamp(46px,6vw,78px)/1.02 var(--serif);letter-spacing:-.045em}.page-lead{max-width:500px;margin:0;color:var(--muted);font-size:15px;line-height:1.9}.page-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}.button-secondary{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(52,79,68,.32);border-radius:999px;color:var(--green);padding:13px 18px;font-size:10px;letter-spacing:.1em;text-transform:uppercase}.button-secondary:hover{background:rgba(52,79,68,.06)}.page-hero-visual{position:relative;min-height:420px;aspect-ratio:1.22;overflow:hidden;background:var(--paper-deep)}.page-hero-visual img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}.page-hero-visual:after{position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(16,29,24,.38));content:""}.image-caption{position:absolute;z-index:1;right:22px;bottom:20px;left:22px;color:white;font:20px var(--serif)}.page-hero-note{position:absolute;z-index:2;top:17px;right:17px;background:rgba(255,254,250,.88);color:var(--green);padding:10px 13px;font-size:9px;letter-spacing:.15em;text-transform:uppercase}
.page-title,.feature-copy h2,.story-panel h2,.contact-grid h2{white-space:pre-line}
.content-section{padding:20px 0 96px}.section-head{display:grid;grid-template-columns:1fr minmax(250px,430px);align-items:end;gap:40px;margin-bottom:35px}.section-head h2{margin:14px 0 0;font:400 clamp(36px,4.8vw,60px)/1.05 var(--serif);letter-spacing:-.035em}.section-head>p{margin:0 0 5px;color:var(--muted);font-size:13px;line-height:1.85}.collection-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:34px 18px}.collection-card{min-width:0}.image-button{position:relative;display:block;width:100%;aspect-ratio:4/3;padding:0;overflow:hidden;border:0;background:var(--paper-deep);cursor:pointer}.image-button img{width:100%;height:100%;object-fit:cover;transition:transform .55s cubic-bezier(.2,.75,.25,1)}.collection-card:hover .image-button img{transform:scale(1.035)}.collection-open-label{position:absolute;z-index:2;right:14px;bottom:14px;background:rgba(32,42,38,.78);color:white;padding:9px 12px;font-size:9px;letter-spacing:.1em;text-transform:uppercase}.collection-no{position:absolute;top:15px;left:16px;background:rgba(255,254,250,.9);color:var(--green);padding:8px 10px;font:12px var(--serif)}.card-tag{display:block;margin:17px 0 9px;color:#7b827c;font-size:9px;letter-spacing:.2em;text-transform:uppercase}.card-title-link{display:block;color:inherit}.card-title-link:hover{color:var(--green)}.card-title-row h3{margin:0;font:400 25px/1.15 var(--serif);letter-spacing:-.02em}.card-copy{min-height:48px;margin:9px 0 14px;color:var(--muted);font-size:12px;line-height:1.7}.card-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:15px}.text-link{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:10px;letter-spacing:.12em;text-transform:uppercase}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.collections-status{margin:8px 0 24px;color:var(--muted);font-size:13px}
.feature-panel{display:grid;grid-template-columns:1fr 1fr;min-height:500px;margin:4px 0 74px;background:var(--green-deep);color:#f7f5ef}.feature-copy{display:flex;flex-direction:column;justify-content:center;padding:clamp(36px,6vw,78px)}.feature-copy .eyebrow{color:#c4cebf}.feature-copy h2{max-width:560px;margin:21px 0 20px;font:400 clamp(39px,5vw,64px)/1.03 var(--serif);letter-spacing:-.04em}.feature-copy>p{max-width:520px;color:rgba(247,245,239,.78);font-size:13px;line-height:1.9}.feature-image{position:relative;min-height:500px;overflow:hidden}.feature-image img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.feature-image:after{position:absolute;inset:48% 0 0;background:linear-gradient(transparent,rgba(10,20,15,.38));content:""}.feature-image figcaption{position:absolute;z-index:1;left:24px;bottom:22px;color:white;font:20px var(--serif)}.material-points{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding-top:28px;margin-top:22px;border-top:1px solid rgba(255,255,255,.2)}.material-points strong{display:block;color:#fff;font:400 16px var(--serif)}.material-points span{display:block;margin-top:7px;color:rgba(247,245,239,.64);font-size:10px;line-height:1.5}.material-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.material-card{border:1px solid var(--line);background:var(--white)}.material-card img{width:100%;aspect-ratio:1.35;object-fit:cover}.material-card-copy{padding:22px}.material-card h3{margin:0 0 9px;font:400 24px/1.2 var(--serif)}.material-card p{min-height:72px;margin:0;color:var(--muted);font-size:12px;line-height:1.8}.material-card a{display:inline-block;margin-top:16px;color:var(--green);font-size:10px;letter-spacing:.12em;text-transform:uppercase}.material-card a:hover{text-decoration:underline;text-underline-offset:4px}
.process-row{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.process-step{padding:24px 28px 8px 0}.process-step+.process-step{border-left:1px solid var(--line);padding-left:28px}.process-step .number{color:#8d9a90;font:15px var(--serif)}.process-step h3{margin:19px 0 8px;font:400 24px var(--serif)}.process-step p{max-width:310px;margin:0;color:var(--muted);font-size:12px;line-height:1.8}.story-panel{display:grid;grid-template-columns:1fr .9fr;gap:clamp(32px,7vw,90px);align-items:center;padding:58px 0 70px;border-top:1px solid var(--line)}.story-panel h2{margin:15px 0;font:400 clamp(35px,4.8vw,58px)/1.08 var(--serif);letter-spacing:-.03em}.story-panel p{color:var(--muted);font-size:13px;line-height:1.9}.story-image{position:relative;aspect-ratio:1.2;overflow:hidden;background:var(--paper-deep)}.story-image img{width:100%;height:100%;object-fit:cover}
.contact-block{background:#e9e5db;padding:76px 0}.contact-grid{display:grid;grid-template-columns:1fr .82fr;gap:50px;align-items:center}.contact-grid h1,.contact-grid h2{max-width:620px;margin:15px 0 17px;font:400 clamp(42px,5.5vw,68px)/1.03 var(--serif);letter-spacing:-.04em}.contact-grid .contact-copy>p{max-width:530px;color:var(--muted);font-size:14px;line-height:1.9}.contact-card{padding:24px 28px;border:1px solid rgba(38,54,46,.1);background:rgba(255,254,250,.78)}.contact-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}.contact-row:last-child{border-bottom:0}.contact-row small{display:block;margin-bottom:6px;color:var(--muted);font-size:9px;letter-spacing:.17em;text-transform:uppercase}.contact-row strong{font-size:14px;font-weight:500}.contact-row .arrow{color:var(--green)}.contact-tips{display:grid;gap:11px;margin:26px 0 0;padding:0;list-style:none;color:var(--muted);font-size:12px;line-height:1.7}.contact-tips li{display:flex;gap:10px}.contact-tips li:before{color:#839185;content:"•"}
.page-footer{padding:26px 0;background:var(--green-deep);color:rgba(255,255,255,.72)}.footer-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}.footer-brand{color:white;font:18px var(--serif);letter-spacing:.1em}.footer-meta{font-size:9px;letter-spacing:.1em}.footer-links,.footer-social-links{display:flex;flex-wrap:wrap;gap:15px;font-size:10px}.footer-social-links a{display:inline-flex;align-items:center;gap:7px}.footer-social-icon{display:block;width:15px;height:15px;flex:0 0 auto}.footer-links a:hover,.footer-social-links a:hover{color:white}.page-bottom-cta{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:56px;padding:24px 0;border-top:1px solid var(--line)}.page-bottom-cta p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
a:focus-visible,button:focus-visible{outline:2px solid #789080;outline-offset:4px}
@media(max-width:900px){.wrap{width:min(100% - 42px,760px)}.nav-links{gap:16px;font-size:10px}.nav-cta{display:none}.page-hero-grid{grid-template-columns:1fr 1fr;gap:30px}.page-hero-visual{min-height:390px}.collection-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 16px}.feature-panel{grid-template-columns:1fr 1fr}.feature-copy{padding:38px 30px}.feature-image{min-height:460px}.contact-grid{gap:28px}}
@media(max-width:640px){.wrap{width:calc(100% - 38px)}.nav-row{position:relative;min-height:70px;gap:10px}.brand-symbol{width:33px;height:33px;font-size:17px}.brand-name strong{font-size:14px}.brand-name small{font-size:8px}.nav-actions{gap:8px}.menu-toggle{display:grid;place-items:center}.nav-links{display:none;position:absolute;top:70px;right:0;left:0;margin:0;padding:10px 20px 18px;border-bottom:1px solid var(--line);background:var(--paper);flex-direction:column;align-items:stretch;gap:2px}.nav-links.is-open{display:flex}.nav-links a{padding:12px 4px}.lang-toggle{min-width:62px;padding:9px 12px}.page-hero{padding:35px 0 58px}.page-hero-grid{display:flex;flex-direction:column;align-items:stretch;gap:27px}.page-hero-copy{padding:0}.page-title{margin:17px 0 14px;font-size:50px}.page-lead{font-size:13px}.page-hero-visual{min-height:0;aspect-ratio:1.05}.page-hero-actions{margin-top:21px}.content-section{padding:10px 0 64px}.section-head{display:block;margin-bottom:25px}.section-head h2{font-size:43px}.section-head>p{margin-top:14px;font-size:13px}.collection-grid{grid-template-columns:1fr;gap:28px}.card-title-row h3{font-size:27px}.card-copy{min-height:0}.feature-panel{grid-template-columns:1fr;margin:0 0 55px}.feature-copy{padding:34px 24px}.feature-copy h2{font-size:45px}.feature-image{min-height:0;aspect-ratio:1/1}.material-points{gap:9px}.material-points strong{font-size:14px}.material-points span{font-size:9px}.material-grid{grid-template-columns:1fr;gap:14px}.material-card{display:grid;grid-template-columns:.9fr 1.1fr}.material-card img{height:100%;min-height:200px;aspect-ratio:auto}.material-card-copy{padding:18px}.material-card h3{font-size:20px}.material-card p{min-height:0;font-size:11px}.material-card a{font-size:9px}.process-row{grid-template-columns:1fr}.process-step,.process-step+.process-step{padding:19px 0;border-left:0;border-bottom:1px solid var(--line)}.process-step h3{margin-top:9px}.story-panel{grid-template-columns:1fr;gap:18px;padding:42px 0 52px}.story-panel h2{font-size:42px}.contact-block{padding:55px 0}.contact-grid{grid-template-columns:1fr;gap:28px}.contact-grid h1,.contact-grid h2{font-size:50px}.contact-card{padding:17px 20px}.footer-row{align-items:flex-start;flex-direction:column;gap:13px}.footer-links{gap:12px}.page-bottom-cta{align-items:flex-start;flex-direction:column;margin-top:38px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.nav-cta,.button-primary,.image-button img{transition:none}}