:root{--green:#152d26;--ink:#182c25;--lime:#dbe69b;--paper:#f7f8f4;--line:#dce1d9;--muted:#5d6961}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;color:var(--ink);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.65;background:var(--paper)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #a6b75d;outline-offset:5px}button{color:inherit}header{display:flex;justify-content:space-between;align-items:center;padding:21px 5.5%;background:var(--paper);position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px;line-height:1.35}.brandmark{display:flex;align-items:center;justify-content:center;background:var(--green);color:var(--lime);height:43px;width:43px;border-radius:7px;font-size:29px;font-weight:800}.brand small{display:block;font-size:12px;letter-spacing:1px;color:var(--muted);font-weight:400;margin-top:4px}nav{display:flex;gap:38px;align-items:center;font-size:14px}nav a:hover{color:#648139}.nav-contact{border:1px solid var(--green);padding:9px 22px;border-radius:3px}.menu-toggle{display:none}.hero{background:var(--green);color:white;display:grid;grid-template-columns:1.15fr 1fr;padding:60px 5.5% 42px;gap:6%;min-height:640px}.eyebrow{font-size:12px;font-weight:600;letter-spacing:2px;margin:0 0 30px;color:var(--lime)}.eyebrow span{display:inline-block;width:20px;height:2px;background:var(--lime);vertical-align:middle;margin-right:8px}.green{color:#667537}.hero h1{font-size:clamp(44px,5.9vw,86px);font-weight:500;line-height:1.2;letter-spacing:-2px;margin:34px 0 28px}.punctuation{color:var(--lime)}.hero-intro{color:#cbd5ce;font-size:18px;line-height:1.9}.hero-actions{display:flex;gap:30px;align-items:center;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:12px 28px;border:0;border-radius:3px;font-weight:600;font-size:14px}.light{background:var(--lime);color:var(--green)}.light:hover{background:#eef6bf}.dark{background:var(--green);color:white}.dark:hover{background:#2d4c3f}.text-link{font-size:14px;border-bottom:1px solid currentColor;padding-bottom:4px}.hero-bottom{display:flex;gap:23px;margin-top:60px;font-size:13px;color:#abbab0}.hero-bottom span+span{border-left:1px solid #52665b;padding-left:23px}.hero-visual{position:relative;min-width:0}.photo-frame{height:490px;border-radius:120px 4px 4px 4px;overflow:hidden;position:relative;background:#8a7b4b}.photo-frame img{height:100%;width:100%;object-fit:cover}.photo-frame:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 60%,#182a20b3)}.photo-label{position:absolute;bottom:28px;left:30px;z-index:1}.photo-label span{font-size:20px;display:block;letter-spacing:1px}.photo-label small{font-size:12px;letter-spacing:3px;display:block;margin-top:6px;color:#e1e5db}.visual-caption{display:block;text-align:right;margin-top:10px;font-size:12px;color:#a9b7ad}.intro-strip{display:flex;align-items:center;justify-content:space-between;gap:35px;margin:0 5.5%;padding:35px 0;border-bottom:1px solid var(--line)}.intro-strip>p{font-size:20px}.intro-strip>div{display:flex;align-items:center;gap:18px}.intro-strip strong{font-size:42px;font-weight:500;line-height:1}.intro-strip strong span{font-size:22px}.intro-strip div>span{font-size:13px;color:var(--muted);max-width:85px}.section{padding:82px 5.5%}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:35px}.section-heading .eyebrow{margin-bottom:12px}h2{font-size:38px;line-height:1.4;font-weight:500;margin:0;letter-spacing:-.5px}.section-heading>p{margin:0;color:var(--muted);font-size:15px}.filters{display:flex;gap:12px;margin-bottom:30px;flex-wrap:wrap}.filters button{border:1px solid var(--line);background:transparent;border-radius:3px;padding:9px 18px;font-size:14px}.filters button.active{background:var(--green);color:white;border-color:var(--green)}.filters span{font-size:12px;margin-left:15px;opacity:.7}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.product-card{border:1px solid var(--line);padding:25px;background:white;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}.product-card:hover{transform:translateY(-4px);box-shadow:0 12px 35px #142a2210}.card-top{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}.material-name{font-size:clamp(25px,2.7vw,38px);font-weight:700;line-height:1.05;letter-spacing:-1px;color:#718348;margin:35px 0 27px;min-height:118px}.material-name span{display:block;font-size:12px;letter-spacing:1px;font-weight:400;margin-top:16px;color:var(--muted)}.product-card h3{font-size:20px;line-height:1.5;margin:0 0 12px;font-weight:600}.product-card p{font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 27px}.detail-button{display:flex;justify-content:space-between;align-items:center;font-size:14px;border:0;border-top:1px solid var(--line);padding:16px 0 0;background:none;margin-top:auto;text-align:left}.detail-button span{font-size:20px}.product-note{margin:24px 0 0;color:var(--muted);font-size:12px}.about{background:var(--green);color:white;display:grid;grid-template-columns:1fr 1fr;gap:10%;padding-top:75px;padding-bottom:75px}.about h2{font-size:39px}.about-copy>p{font-size:16px;line-height:1.95;color:#d4ded6;margin:0 0 21px}.about-copy .text-link{display:inline-block;margin:7px 0 30px;color:var(--lime)}.about-tags{display:flex;gap:10px;flex-wrap:wrap}.about-tags span{font-size:12px;border:1px solid #5c6e63;padding:5px 11px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:45px}.steps>div{border-top:1px solid var(--line);padding-top:24px}.steps span{font-size:16px;color:#6e7c3e}.steps h3{font-size:22px;font-weight:500;margin:16px 0 10px}.steps p{font-size:15px;color:var(--muted);max-width:300px;margin:0}.contact{display:grid;grid-template-columns:1fr 1fr;background:#e8edde;gap:12%}.contact .eyebrow{margin-bottom:20px}.contact h2{font-size:41px}.contact-heading>p:not(.eyebrow){font-size:15px;color:var(--muted);margin:24px 0}.contact-info h3{font-size:20px;font-weight:500;margin:0 0 25px}.contact-info dl{margin:0}.contact-info dl>div{display:flex;gap:35px;border-bottom:1px solid #cbd4c2;padding:16px 0;font-size:14px}.contact-info dt{color:var(--muted);width:65px;flex-shrink:0}.contact-info dd{margin:0}.contact-info>p{font-size:12px;color:var(--muted);margin-top:20px}footer{padding:35px 5.5%;display:flex;align-items:center;justify-content:space-between;gap:30px}footer>p,footer>span{font-size:12px;color:var(--muted)}dialog{color:var(--ink);width:min(560px,calc(100% - 32px));border:0;border-radius:6px;padding:30px;max-height:90dvh;overflow:auto;box-shadow:0 20px 70px #0b251933}dialog::backdrop{background:#06190dc4}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.dialog-head .eyebrow{margin:0}.close-dialog{font-size:26px;line-height:1;border:0;background:none;min-height:40px;min-width:40px}dialog h2{font-size:28px}dialog>p{color:var(--muted);font-size:15px}dialog h3{font-size:17px;margin-top:28px}dialog li{font-size:15px;margin:10px 0}dialog ul{padding-left:21px}.dialog-note{font-size:13px!important;margin-bottom:25px}label{display:block;font-size:14px;margin:16px 0 7px}input,select,textarea{width:100%;padding:11px;border:1px solid #c9d0c4;border-radius:3px;background:#fbfcf9;font-size:16px;color:var(--ink)}textarea{resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}form .button,#copy-inquiry{margin-top:20px}#inquiry-result{border-top:1px solid var(--line);margin-top:25px}#copy-status{font-size:14px;color:var(--muted)}[hidden]{display:none!important}
@media(min-width:1500px){.hero,.section,header,footer{padding-left:max(5.5%,calc((100vw - 1380px)/2));padding-right:max(5.5%,calc((100vw - 1380px)/2))}.intro-strip{margin-left:max(5.5%,calc((100vw - 1380px)/2));margin-right:max(5.5%,calc((100vw - 1380px)/2))}}
@media(max-width:900px){nav{gap:22px}.hero{gap:30px;min-height:auto;padding-top:45px}.hero h1{font-size:56px}.photo-frame{height:460px;border-top-left-radius:80px}.hero-bottom{gap:10px;margin-top:40px}.hero-bottom span+span{padding-left:10px}.intro-strip{gap:20px}.intro-strip>p{font-size:16px}.intro-strip strong{font-size:32px}.intro-strip>div{gap:10px}.product-grid{grid-template-columns:repeat(2,1fr)}.section{padding-top:60px;padding-bottom:60px}.about{gap:6%}.about h2{font-size:32px}.contact{gap:7%}.contact h2{font-size:34px}footer>p{display:none}}
@media(max-width:600px){html{scroll-padding-top:80px}header{padding:16px 6%}.brand{font-size:17px}.brandmark{height:36px;width:36px;font-size:25px}.brand small{font-size:12px;letter-spacing:0}.menu-toggle{display:block;background:none;border:1px solid var(--line);border-radius:3px;padding:7px 12px;font-size:14px}nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);padding:22px 6%;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:18px}nav.open{display:flex}.nav-contact{text-align:center}.hero{grid-template-columns:1fr;padding:36px 6% 28px;gap:35px}.eyebrow{font-size:12px;letter-spacing:1px;margin-bottom:24px}.hero h1{font-size:56px;line-height:1.18;margin-top:24px}.hero-intro{font-size:16px}.hero-bottom{margin-top:32px;font-size:12px}.photo-frame{height:290px;border-top-left-radius:75px}.photo-label span{font-size:18px}.intro-strip{margin:0 6%;padding:26px 0;gap:18px;display:grid;grid-template-columns:repeat(3,1fr)}.intro-strip>p{grid-column:1/-1;margin:0 0 7px;font-size:18px}.intro-strip>div{display:block}.intro-strip strong{font-size:32px;display:block;margin-bottom:10px}.intro-strip div>span{font-size:12px}.section{padding:48px 6%}.section-heading{display:block;margin-bottom:27px}.section-heading>p{margin-top:16px;font-size:14px}h2{font-size:30px}.filters{gap:8px}.filters button{font-size:13px;padding:8px 11px}.filters span{margin-left:7px}.product-grid{grid-template-columns:1fr;gap:15px}.product-card{padding:23px}.material-name{font-size:37px;margin:26px 0 23px;min-height:110px}.product-card h3{font-size:21px}.product-card p{font-size:15px}.about{grid-template-columns:1fr;gap:30px}.about h2{font-size:32px}.steps{grid-template-columns:1fr;gap:27px}.steps>div{display:grid;grid-template-columns:35px 1fr;gap:0 15px;padding-top:22px}.steps span{grid-row:1/3}.steps h3{margin:0 0 10px;font-size:21px}.steps p{max-width:none}.contact{grid-template-columns:1fr;gap:43px}.contact h2{font-size:34px}.contact-info h3{margin-bottom:10px}footer{padding:26px 6%;align-items:flex-start;flex-direction:column;gap:16px}footer>span{font-size:12px}dialog{padding:24px}.form-row{grid-template-columns:1fr;gap:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.product-card{transition:none}}

/* Company identity and contact details */
.brand{min-width:0}.brandmark{flex-shrink:0}.brand>span:last-child{overflow-wrap:anywhere}.contact-info dd{min-width:0;overflow-wrap:anywhere}.contact-info dd a{text-decoration:underline;text-underline-offset:4px}.contact-info dd a:hover{color:#556c2f}
@media(max-width:900px){.header .brand{font-size:16px;max-width:48%}.header nav{gap:18px}}
@media(max-width:600px){.header .brand{font-size:14px;max-width:calc(100% - 68px);gap:9px}.header .brand small{font-size:12px}.header .brandmark{font-size:23px}.menu-toggle{flex-shrink:0}.header nav{gap:18px}.contact-info dl>div{gap:18px}.hero-intro br{display:none}footer .brand{font-size:15px}}

.language-link{font-weight:600;white-space:nowrap}html[lang="en"] .header .brand{font-size:15px;max-width:40%;line-height:1.35}html[lang="en"] .hero h1{font-size:clamp(38px,4.3vw,64px);line-height:1.2;letter-spacing:-1px}html[lang="en"] .contact-info dt{width:85px}html[lang="en"] .product-card h3{font-size:19px}html[lang="en"] .contact h2,html[lang="en"] .about h2{font-size:36px}@media(max-width:900px){html[lang="en"] .header .brand{max-width:40%;font-size:13px}html[lang="en"] nav{gap:14px}html[lang="en"] .hero h1{font-size:40px}html[lang="en"] .intro-strip>div{display:block}}@media(max-width:600px){html[lang="en"] .header .brand{max-width:calc(100% - 80px);font-size:13px}html[lang="en"] .hero h1{font-size:40px}html[lang="en"] .hero-bottom{flex-wrap:wrap;gap:12px}html[lang="en"] .hero-bottom span+span{border:0;padding-left:0}html[lang="en"] .about h2,html[lang="en"] .contact h2{font-size:32px}html[lang="en"] .intro-strip div>span{font-size:12px}html[lang="en"] .contact-info dl>div{gap:12px}html[lang="en"] footer .brand{font-size:14px}}