:root{--forest:#123a2d;--deep:#0a251d;--cream:#f7f5ee;--sand:#eeeade;--gold:#d2b67a;--ink:#193328;--muted:#647167;--line:#d9ded4;--serif:Georgia,'Times New Roman','Songti SC',serif;--sans:Arial,'Helvetica Neue','PingFang SC','Microsoft YaHei',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--cream);font-family:var(--sans);font-size:16px;line-height:1.7}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid var(--gold);outline-offset:6px}img{display:block;width:100%;object-fit:cover}p,h1,h2,h3,figure{margin:0}p+p{margin-top:18px}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.045em;line-height:1.09}h2{font-size:clamp(36px,4.2vw,62px)}h3{font-size:22px;line-height:1.3;font-weight:500;letter-spacing:-.025em}button{border:0}section{scroll-margin-top:0}.section-wrap{width:min(1280px,88%);margin-inline:auto}.eyebrow,.small-label{font-size:11px;line-height:1.5;letter-spacing:.16em;font-weight:600;text-transform:uppercase}.eyebrow{color:#637f68;margin-bottom:25px}.eyebrow.light{color:var(--gold)}.skip-link{position:fixed;top:-90px;left:20px;z-index:99;padding:15px;background:white}.skip-link:focus{top:15px}
.site-header{height:95px;padding:0 4.5%;display:flex;align-items:center;gap:36px;background:var(--cream);position:relative;z-index:50;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;flex-shrink:0}.brand-seal{font-family:var(--serif);font-size:32px;line-height:1;border:1px solid #acb7a8;border-radius:50%;width:48px;height:48px;display:grid;place-items:center}.brand-type{display:grid;gap:4px}.brand-type strong{font-size:18px;line-height:1.1;letter-spacing:.075em;font-weight:600}.brand-type small{font-size:8px;letter-spacing:.19em;line-height:1.4}.desktop-nav{display:flex;justify-content:center;gap:28px;margin-left:auto;font-size:13px}.desktop-nav a{border-bottom:1px solid transparent;padding-block:10px}.desktop-nav a:hover{border-color:var(--forest)}.header-actions{display:flex;align-items:center;gap:20px}.language-switch{display:flex;gap:9px;white-space:nowrap;font-size:11px;letter-spacing:.08em}.language-switch span{opacity:.35}.language-switch a:not([aria-current]){opacity:.5}.menu-toggle{display:none;background:none;padding:10px}.menu-toggle span{display:block;width:25px;height:1px;background:var(--forest);margin:6px}.mobile-nav[hidden]{display:none}
.hero{position:relative;min-height:min(820px,calc(100svh - 95px));height:740px;isolation:isolate;color:white;overflow:hidden}.hero-image,.hero-shade{position:absolute;inset:0;width:100%;height:100%;z-index:-2}.hero-image{object-position:center 59%}.hero-shade{background:linear-gradient(90deg,rgba(5,25,17,.9),rgba(5,25,17,.54) 52%,rgba(5,25,17,.1)),linear-gradient(0deg,rgba(5,25,17,.7),transparent 40%);z-index:-1}.hero-content{position:relative;z-index:1;width:min(1280px,88%);margin:auto;padding-top:clamp(85px,10.2vw,150px);padding-bottom:120px}.hero h1{font-size:clamp(51px,6.2vw,91px);max-width:930px}.hero-intro{font-size:17px;line-height:1.7;color:#e5e8de;max-width:480px;margin-top:28px}.hero-buttons{display:flex;gap:32px;align-items:center;margin-top:35px}.button{display:inline-flex;gap:28px;justify-content:space-between;align-items:center;padding:15px 21px;font-size:12px;font-weight:600;line-height:1.5;min-height:49px;transition:background .2s}.button.gold{background-color:#d2b67a;color:#0a251d;position:relative;z-index:1}.button.gold:hover{background:#e7cd94}.button span{font-size:20px;font-weight:400}.hero-secondary{font-size:12px;display:flex;gap:20px;align-items:center}.hero-secondary:hover{color:var(--gold)}.hero-bottom{position:absolute;bottom:0;left:6%;right:6%;padding:25px 0;display:flex;align-items:center;border-top:1px solid #ffffff30;justify-content:space-between;font-size:9px;letter-spacing:.18em;color:#e2e5dc}.hero-bottom a{font-size:22px;line-height:1}.hero-bottom span:last-child{font-size:9px}
.about{padding-block:110px 95px}.section-heading{max-width:760px;margin-bottom:50px}.about-grid{display:grid;grid-template-columns:1.03fr 1fr;gap:7%;align-items:center}.about-photo img{aspect-ratio:1.36;object-position:50% 50%}.about-photo figcaption{margin-top:12px;font-size:11px;color:var(--muted)}.about-copy{font-size:14px;line-height:1.85;color:var(--muted)}.about-copy .lead{font-size:22px;line-height:1.45;color:var(--forest);font-family:var(--serif);margin-bottom:24px}.address-line{display:flex;align-items:center;gap:17px;border-top:1px solid var(--line);margin-top:28px;padding-top:20px;font-size:11px;line-height:1.65;letter-spacing:.02em}.address-line>span{font-size:26px;color:#8b956e}.stats{display:grid;grid-template-columns:repeat(3,1fr);margin-top:65px;padding-top:35px;border-top:1px solid var(--line)}.stats>div{display:flex;flex-direction:column;padding-left:12%;border-right:1px solid var(--line)}.stats>div:first-child{padding-left:0}.stats>div:last-child{border:0}.stats strong{font:400 47px/1.2 var(--serif);letter-spacing:-.05em}.stats small{font:400 18px var(--serif)}.stats span{font-size:11px;color:var(--muted);margin-top:9px;letter-spacing:.04em}
.materials{background:var(--sand);padding-block:95px}.two-column-heading{display:grid;grid-template-columns:1.4fr 1fr;gap:12%;align-items:end;margin-bottom:48px}.two-column-heading>p{font-size:14px;line-height:1.85;color:var(--muted);padding-bottom:4px}.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.product-photo{position:relative;overflow:hidden;margin-bottom:26px}.product-photo img{aspect-ratio:1.28;transition:transform .7s}.product:hover img{transform:scale(1.025)}.product-photo span{position:absolute;top:15px;left:15px;background:var(--cream);font-size:11px;width:30px;height:30px;display:grid;place-items:center}.product .small-label{font-size:9px;color:#66725d;margin-bottom:10px}.product h3{font-size:23px;margin-bottom:15px;font-family:var(--serif)}.product>p:last-child{font-size:13px;line-height:1.75;color:var(--muted);max-width:350px}.range-note{margin-top:52px;border-top:1px solid #d3d7c9;padding-top:30px;display:flex;justify-content:space-between;align-items:center;gap:50px}.range-note h3{font-size:17px;margin-bottom:10px}.range-note p{font-size:12px;line-height:1.8;max-width:690px;color:var(--muted)}.download-link{font-size:12px;white-space:nowrap;border-bottom:1px solid #8a977b;padding-bottom:9px}.download-link small{display:block;color:var(--muted);font-size:10px;margin-top:3px}.download-link:hover{color:#547a4e}
.processing{padding-block:105px}.process-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.process-steps li{border-top:1px solid #a9b9a5;padding-top:20px}.process-steps li>span{font:italic 23px var(--serif);color:#809a6e;display:block;margin-bottom:20px}.process-steps h3{font-size:16px;margin-bottom:12px}.process-steps p{font-size:12px;line-height:1.85;color:var(--muted)}.process-gallery{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:22px;margin-top:48px}.process-gallery img{aspect-ratio:1.3;filter:saturate(.8)}.process-gallery figcaption{font-size:10px;margin-top:12px;letter-spacing:.025em;color:var(--muted)}.process-gallery figcaption span{margin-right:12px;color:#81937a}
.quality{display:grid;grid-template-columns:1fr 1fr;background:var(--forest);color:var(--cream)}.quality-photo{position:relative;min-height:650px}.quality-photo img{height:100%;position:absolute;inset:0;object-fit:cover;object-position:44% 50%;filter:brightness(.88) saturate(.7)}.image-label{position:absolute;bottom:30px;left:35px;font-size:10px;letter-spacing:.15em}.quality-copy{padding:75px 12% 70px 12%}.quality h2{font-size:clamp(34px,3.5vw,52px)}.quality-intro{font-size:13px;line-height:1.8;color:#c5d2c6;margin-top:24px;margin-bottom:28px}.quality-item{padding:18px 0;border-top:1px solid #ffffff23}.quality-item h3{font-size:14px;margin-bottom:8px}.quality-item p{font-size:11px;line-height:1.85;color:#b9cbbd}
.film{padding-block:100px}.film-text{display:grid;grid-template-columns:1.3fr 1fr;gap:20px 12%;align-items:end;margin-bottom:38px}.film-text .eyebrow{grid-column:1/-1;margin-bottom:0}.film-text h2{font-size:clamp(36px,4vw,56px)}.film-text>p:last-child{font-size:13px;line-height:1.85;color:var(--muted);margin:0}.film-poster{position:relative;padding:0;width:100%;aspect-ratio:2.22;background:var(--forest);text-align:left;color:white;overflow:hidden}.film-poster img{position:absolute;inset:0;height:100%;object-position:50% 48%;transition:transform .8s;filter:saturate(.7)}.film-poster:hover img{transform:scale(1.03)}.film-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,24,16,.88),rgba(4,24,16,.14))}.play-symbol{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);height:66px;width:66px;border:1px solid #ffffffa0;border-radius:50%;display:grid;place-items:center;padding-left:4px;font-size:18px;background:#ffffff0d}.film-title{position:absolute;bottom:32px;left:35px;font:400 25px var(--serif)}.film-title small{display:block;font:10px var(--sans);margin-top:12px;letter-spacing:.04em;color:#d6ded3}.film-arrow{position:absolute;bottom:34px;right:35px;font-size:25px}
.contact{background:var(--deep);color:var(--cream);padding-block:90px}.contact .two-column-heading>p{color:#bdccbf;font-size:13px}.contact h2{font-size:clamp(42px,5vw,70px)}.contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:12%;border-top:1px solid #ffffff20;padding-top:40px}.person-name{font:400 28px var(--serif)}.contact-person .person-role{font-size:11px;color:var(--gold);margin-top:6px;letter-spacing:.06em}.contact-email{font-size:clamp(17px,2vw,27px);display:block;margin-top:22px;word-break:break-word}.contact-email:hover{text-decoration:underline}.contact-phone{font-size:13px;color:#b9cbbd;display:block;margin-top:10px}.contact-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin-top:28px}.text-button{background:none;color:#d5dfd1;font-size:10px;padding:5px 0;border-bottom:1px solid #7e9780}.copy-status{font-size:10px;color:var(--gold);width:100%}.brief .small-label{color:var(--gold);margin-bottom:22px}.brief ol{margin:0;padding-left:18px}.brief li{font-size:12px;line-height:1.8;margin-bottom:16px;padding-left:10px;color:#bdccbf}.zh-address{grid-column:1/-1;display:grid;grid-template-columns:90px 1fr;gap:5px 30px}.zh-address .address-mark{grid-row:1/3;border:1px solid #a6b29b;width:76px;height:76px;border-radius:50%;display:grid;place-items:center;font:40px var(--serif);color:var(--gold)}.zh-address p{margin:0}.zh-address p:last-child{font-size:13px;color:#bdccbf}
.site-footer{padding-block:50px 25px}.footer-top{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:30px;padding-bottom:38px}.footer-brand{font-size:17px;letter-spacing:.06em;font-weight:600}.footer-top>p:nth-child(2){margin:0;font:20px/1.4 var(--serif)}.footer-top>div>.small-label{font-size:9px;margin-bottom:10px;color:#71806c}.footer-top>div>p:last-child{margin:0;font-size:10px;color:var(--muted);line-height:1.8}.footer-bottom{display:flex;justify-content:space-between;gap:30px;font-size:9px;line-height:1.8;color:var(--muted);border-top:1px solid var(--line);padding-top:20px}.footer-bottom a{white-space:nowrap}dialog{width:min(1000px,94vw);max-height:94svh;padding:0;border:0;color:#eee;background:#091f17;box-shadow:0 20px 100px #0008}dialog::backdrop{background:#04150ee6;backdrop-filter:blur(6px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:15px 22px;font-size:12px}.close-film{background:none;color:white;font-size:30px;line-height:1;width:40px;height:40px}dialog video{width:100%;display:block;max-height:72svh;background:black}.film-description{font-size:10px;padding:15px 22px;color:#c6d0c3}
.lang-zh{line-height:1.9}.lang-zh h1,.lang-zh h2{letter-spacing:.015em;line-height:1.25}.lang-zh .hero h1{font-size:clamp(45px,5.8vw,82px)}.lang-zh .brand-type strong{letter-spacing:.12em}.lang-zh .brand-type small{font-size:10px;letter-spacing:.15em}.lang-zh h3{letter-spacing:.02em}.lang-zh .about-copy{line-height:2.1}.lang-zh .desktop-nav{font-size:12px}.lang-zh .eyebrow{letter-spacing:.15em}
@media(min-width:1600px){.hero{height:810px;min-height:710px}}
@media(max-width:1100px){.site-header{gap:24px}.desktop-nav{gap:18px}.brand-type strong{font-size:16px}.brand-type small{font-size:7px}.section-wrap{width:88%}.hero{height:690px;min-height:650px}.hero-content{padding-top:120px}.quality-copy{padding:60px 10%}.quality-photo{min-height:650px}.about-grid{gap:5%}}
@media(max-width:1000px){.site-header{height:82px;justify-content:space-between}.desktop-nav{display:none}.menu-toggle{display:block}.mobile-nav{position:absolute;top:82px;left:0;width:100%;background:var(--cream);padding:20px 6% 30px;border-bottom:1px solid var(--line);box-shadow:0 20px 30px #0c26151a}.mobile-nav a{display:block;padding:10px 0;font-size:16px}.mobile-nav[hidden]{display:none}.hero{min-height:650px}.hero h1{font-size:70px}.hero-content{padding-top:110px}.quality{grid-template-columns:1fr 1.15fr}.quality-photo{min-height:690px}.quality-copy{padding:55px 9%}.quality h2{font-size:39px}.process-steps{gap:22px}.range-note{gap:28px}.download-link{font-size:10px}.about{padding-block:80px}.processing{padding-block:80px}.materials{padding-block:80px}.film{padding-block:80px}.contact{padding-block:80px}}
@media(max-width:760px){html{scroll-padding-top:30px}.site-header{height:77px;padding-inline:6%;gap:10px}.brand-seal{width:38px;height:38px;font-size:26px}.brand{gap:8px}.brand-type strong{font-size:13px;letter-spacing:.07em}.brand-type small{font-size:6px;letter-spacing:.13em}.header-actions{gap:10px}.language-switch{font-size:10px;gap:6px}.menu-toggle{padding:5px}.mobile-nav{top:77px}.hero{height:690px;min-height:calc(84svh - 77px);max-height:800px}.hero-image{object-position:58% 50%}.hero-shade{background:linear-gradient(90deg,rgba(5,25,17,.87),rgba(5,25,17,.35)),linear-gradient(0deg,rgba(5,25,17,.7),transparent 65%)}.hero-content{padding-top:110px;padding-bottom:135px}.hero h1{font-size:clamp(44px,8.9vw,66px);letter-spacing:-.045em}.hero .eyebrow{font-size:9px;letter-spacing:.14em}.hero-intro{font-size:14px;max-width:330px;margin-top:26px}.hero-buttons{gap:24px;align-items:flex-start;flex-direction:column;margin-top:32px}.hero-secondary{font-size:11px}.button{font-size:11px}.hero-bottom span:last-child{display:none}.hero-bottom{font-size:8px;padding-block:22px}.hero-bottom a{margin-right:5px}.section-wrap{width:87%}.about{padding-block:65px}.eyebrow{font-size:9px;margin-bottom:20px}h2{font-size:39px}.section-heading{margin-bottom:32px}.about-grid{grid-template-columns:1fr;gap:30px}.about-photo img{aspect-ratio:1.45}.about-copy{font-size:13px}.about-copy .lead{font-size:23px;margin-bottom:20px}.stats{margin-top:35px;padding-top:25px;gap:10px}.stats>div{padding-left:14px}.stats strong{font-size:29px}.stats small{font-size:12px}.stats span{font-size:9px;line-height:1.5}.two-column-heading{grid-template-columns:1fr;gap:23px;margin-bottom:32px}.two-column-heading>p{font-size:13px;max-width:500px}.materials{padding-block:65px}.products-grid{grid-template-columns:1fr;gap:38px}.product-photo{margin-bottom:20px}.product-photo img{aspect-ratio:1.5;max-height:370px}.product h3{font-size:26px;margin-bottom:10px}.product>p:last-child{max-width:100%;font-size:13px}.range-note{margin-top:40px;padding-top:25px;display:block}.range-note p{font-size:12px}.download-link{display:inline-block;font-size:12px;margin-top:25px}.processing{padding-block:65px}.process-steps{grid-template-columns:repeat(2,1fr);gap:30px 22px}.process-steps li>span{margin-bottom:16px}.process-steps h3{font-size:15px}.process-steps p{font-size:11px}.process-gallery{grid-template-columns:1fr 1fr;gap:20px 15px;margin-top:36px}.process-gallery figure:first-child{grid-column:1/-1}.process-gallery figure:first-child img{aspect-ratio:1.9}.process-gallery img{aspect-ratio:1.1}.process-gallery figcaption{font-size:9px}.quality{grid-template-columns:1fr}.quality-photo{min-height:0;aspect-ratio:1.4}.quality-copy{padding:50px 6.5% 40px}.quality h2{font-size:42px}.quality-intro{font-size:13px}.quality-item p{font-size:12px}.quality-item h3{font-size:16px}.film{padding-block:65px}.film-text{grid-template-columns:1fr;gap:20px;margin-bottom:28px}.film-text .eyebrow{grid-column:1}.film-text h2{font-size:39px}.film-text>p:last-child{font-size:12px}.film-poster{aspect-ratio:1.25}.play-symbol{height:55px;width:55px;top:43%}.film-title{left:20px;bottom:22px;font-size:21px;max-width:80%}.film-title small{font-size:8px;line-height:1.8;margin-top:8px}.film-arrow{bottom:25px;right:20px;font-size:20px}.contact{padding-block:65px}.contact h2{font-size:47px}.contact-grid{grid-template-columns:1fr;gap:40px;padding-top:30px}.contact-email{font-size:23px}.brief{border-top:1px solid #ffffff20;padding-top:26px}.brief li{font-size:12px;margin-bottom:12px}.contact-actions{gap:22px}.site-footer{padding-block:35px 25px}.footer-top{grid-template-columns:1fr 1fr;gap:25px;padding-bottom:28px}.footer-brand{grid-column:1/-1;font-size:18px}.footer-top>p:nth-child(2){font-size:18px}.footer-top>div>p:last-child{font-size:9px}.footer-bottom{display:block;font-size:8px}.footer-bottom a{display:block;margin-top:15px;font-size:10px}.lang-zh .hero h1{font-size:clamp(36px,7.8vw,57px)}.lang-zh .brand-type strong{font-size:16px}.lang-zh .brand-type small{font-size:7px}.lang-zh h2{font-size:35px}.lang-zh .contact h2{font-size:39px}.zh-address{grid-template-columns:60px 1fr;gap:7px 18px}.zh-address .address-mark{width:56px;height:56px;font-size:30px}.zh-address p{font-size:14px}.zh-address p:last-child{font-size:11px}.dialog-top{font-size:11px;padding:8px 13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

.film-player{background:#091f17;color:#eee;width:100%;margin-top:20px}.film-player[hidden],.film-poster[hidden]{display:none}.film-player video{display:block;width:100%;max-height:72svh;background:#000}.film-player .film-status{font-size:14px}