*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:#f5f4ef;color:#18392f;font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid #7c9d3c;outline-offset:6px;border-radius:4px}
.page-shell{width:min(1240px,calc(100% - 80px));margin:0 auto}
.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:29px 0;border-bottom:1px solid #d9ddd4}
.brand{display:flex;align-items:center;gap:22px;flex-shrink:0}
.brand-mark{font-size:44px;font-weight:800;letter-spacing:-4px;line-height:1}
.brand-mark span{color:#82a451}
.brand-caption{font-size:9px;font-weight:700;letter-spacing:2.2px;border-left:1px solid #cdd3c9;padding-left:22px;line-height:1.8}
nav{display:flex;align-items:center;gap:32px;font-size:13px}
nav a{padding:8px 0;color:#5b6b61}
nav a:hover{color:#173d32}
.nav-current{color:#173d32;font-weight:700}
nav span{margin-left:9px}
.hero{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:54px;align-items:center;padding:64px 0 56px}
.hero-copy{min-width:0;overflow-wrap:break-word}
.eyebrow{font-size:11px;letter-spacing:2px;display:flex;align-items:center;gap:9px;margin:0 0 27px}
.eyebrow span{height:6px;width:6px;border-radius:50%;background:#819e44}
h1{font-size:clamp(36px,4.05vw,57px);font-weight:600;line-height:1.45;letter-spacing:-2px;margin:0}
.highlight{color:#688649}
.hero-description{font-size:15px;color:#657368;line-height:1.95;margin:24px 0 28px}
.primary-link{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;padding:16px 21px;background:#183d32;color:#f5f4ef;border-radius:6px;font-size:13px;font-weight:600;transition:background .2s,transform .2s}
.primary-link:hover{background:#285342;transform:translateY(-2px)}
.hero-art{position:relative;aspect-ratio:1.05;overflow:hidden;background:#173d32;border:1px solid #274b3e;border-radius:16px;display:flex;flex-direction:column;justify-content:space-between;padding:25px 27px;color:#d9e9b6}
.hero-art:after{content:"";position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(0deg,transparent 0,transparent 3px,#ffffff02 3px,#ffffff02 4px)}
.art-top,.art-bottom{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between}
.art-top{font-size:10px;letter-spacing:1.8px;color:#a6c4a0}
.art-top span:last-child{font-size:26px;line-height:1}
.art-bottom{align-items:flex-end;font-size:10px;letter-spacing:1.8px;line-height:1.7}
.art-index{font-size:13px;color:#90b188}
.sculpture{position:absolute;inset:19% 17% 17%;transform:rotate(-10deg)}
.sculpture-back{position:absolute;inset:5% 0 0;background:linear-gradient(125deg,#83a353,#355939);clip-path:polygon(40% 0,70% 0,100% 100%,70% 100%)}
.sculpture-front{position:absolute;inset:0 6% 5% 0;background:linear-gradient(135deg,#e4f0be 5%,#b5d47e 50%,#85a958 100%);clip-path:polygon(40% 0,69% 0,30% 100%,0 100%);filter:drop-shadow(10px 12px 6px #112e2940)}
.sculpture-stem{position:absolute;left:20%;right:14%;top:63%;height:13%;background:linear-gradient(110deg,#dcebb5,#8eac65);transform:skewX(-12deg)}
.section-kicker{font-size:9px;font-weight:600;letter-spacing:2px;margin:0 0 8px;color:#6a7c65}
h2{font-size:20px;font-weight:600;margin:0}
.products{border-top:1px solid #d9ddd4;padding:34px 0 38px;margin-bottom:8px}
.products-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px}
.products-heading h2{font-size:27px}
.section-note{font-size:12px;color:#6a7666;margin:0;line-height:1.8}
.category-nav{gap:12px;flex-wrap:wrap;margin-bottom:24px}
.category-nav a{display:flex;align-items:center;gap:10px;border:1px solid #d9ddd2;border-radius:6px;padding:11px 16px;font-size:11px;color:#6a7c65;background:#eeeee6;transition:background .2s}
.category-nav a:hover{background:#e2e8d8}
.category-nav span{margin:0;font-size:13px;font-weight:600;color:#18392f}
.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.product-card{min-width:0;border:1px solid #d9ddd2;border-radius:12px;background:#f9f8f3;overflow:hidden;scroll-margin-top:24px}
.product-card figure{margin:0}
.product-image-link{position:relative;display:block;background:#eeeee6;border-bottom:1px solid #d9ddd2;overflow:hidden}
.product-image-link:focus-visible{outline-offset:-6px}
.product-image-link img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;transition:transform .3s}
@media(hover:hover) and (pointer:fine){.product-image-link:hover img{transform:scale(1.025)}}
.image-label,.image-action{position:absolute;bottom:15px;font-size:10px;line-height:1.4;padding:6px 9px;border-radius:4px;pointer-events:none}
.image-label{left:15px;color:#657368;background:#f5f4efe8;border:1px solid #d9ddd2}
.image-action{right:15px;background:#183d32;color:#f5f4ef}
.product-info{padding:23px 25px 24px}
.product-title-row{display:flex;align-items:center;justify-content:space-between;gap:16px}
.product-category{font-size:9px;letter-spacing:1.2px;color:#6a7c65;margin:0 0 10px;line-height:1.7}
.product-info h3{font-size:24px;font-weight:600;margin:0;line-height:1.4}
.product-title-row>div{min-width:0;overflow-wrap:break-word}
.product-number{font-size:27px;letter-spacing:-1px;color:#9aaa8a;flex-shrink:0}
.product-description{font-size:13px;color:#657368;line-height:1.8;margin:14px 0 0}
.image-note{font-size:11px;color:#6a7666;line-height:1.8;margin:18px 0 0}
.updates{display:grid;grid-template-columns:220px 1fr;align-items:center;gap:28px;background:#eeeee6;border:1px solid #d9ddd2;border-radius:12px;padding:26px 30px;margin-bottom:45px}
.update-item{display:flex;align-items:center;gap:30px;border-left:1px solid #d3d9cc;padding-left:30px}
.update-item time{font-size:11px;letter-spacing:1px;color:#6b7b67;white-space:nowrap}
.update-item h3{font-size:15px;font-weight:600;margin:0 0 8px}
.update-item p{font-size:12px;color:#6a7666;margin:0;line-height:1.7}
.update-status{font-size:10px;white-space:nowrap;margin-left:auto;background:#e2e8d8;border:1px solid #d4dec8;border-radius:4px;padding:5px 8px;color:#5c7449}
.site-footer{display:flex;align-items:center;gap:24px;border-top:1px solid #d9ddd4;padding:22px 0 27px;font-size:10px;letter-spacing:.5px;color:#7b887b}
.footer-note{margin-left:auto}
.skip-link{position:absolute;top:8px;left:12px;background:#173d32;color:white;padding:10px;z-index:5;transform:translateY(-160%)}
.skip-link:focus{transform:translateY(0)}
@media(max-width:1000px){.page-shell{width:calc(100% - 48px)}.hero{gap:30px;padding:46px 0}.sculpture{inset:21% 19% 26%}.updates{grid-template-columns:160px 1fr;padding:24px}.update-item{gap:20px;padding-left:24px}.update-item time{display:none}.brand-caption{display:none}.product-info{padding:20px}.product-info h3{font-size:22px}}
@media(max-width:680px){.page-shell{width:calc(100% - 36px)}.site-header{padding:23px 0;gap:16px;flex-wrap:wrap}.site-header nav{flex-wrap:wrap}.site-header nav a{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px}.brand-mark{font-size:37px}nav{gap:18px;font-size:12px}nav span{margin-left:4px}.hero{grid-template-columns:1fr;gap:32px;padding:38px 0 30px}.eyebrow{margin-bottom:20px}h1{font-size:clamp(33px,8.8vw,46px);letter-spacing:-1.5px;line-height:1.45}.hero-description{font-size:13px;margin:20px 0 24px}.primary-link{padding:14px 18px}.hero-art{aspect-ratio:1.32;padding:21px 23px;border-radius:12px}.sculpture{inset:24% 25% 26%}.products{padding:26px 0 30px;margin:0}.products-heading{align-items:flex-start;flex-direction:column;gap:12px;margin-bottom:19px}.products-heading h2{font-size:23px}.section-note{font-size:11px}.category-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:20px}.category-nav a{justify-content:space-between;gap:5px;padding:11px 12px;font-size:10px;min-height:44px}.category-nav span{font-size:12px}.product-grid{grid-template-columns:1fr;gap:18px}.product-info{padding:20px}.product-info h3{font-size:22px}.product-description{font-size:12px;margin-top:11px}.image-note{font-size:10px;margin-top:15px}.updates{grid-template-columns:1fr;gap:20px;padding:22px;margin-bottom:28px}.updates-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.updates-heading .section-kicker{order:2;margin:0}h2{font-size:18px}.update-item{border-left:0;border-top:1px solid #d3d9cc;padding:20px 0 0;gap:14px}.update-item h3{font-size:14px}.update-item p{font-size:11px}.site-footer{flex-wrap:wrap;justify-content:space-between;gap:12px;padding:20px 0;font-size:9px}.footer-note{width:100%;margin:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.primary-link,.category-nav a,.product-image-link img{transition:none}}
@media(pointer:coarse){.site-header nav a{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px}.category-nav a{min-height:44px}}
/* Brochure catalogue: preserve the AM cream/green palette and visual hierarchy. */
.site-header nav{gap:24px}
.content-section{border-top:1px solid #d9ddd4;padding:38px 0 42px}
.content-section h2{font-size:27px;line-height:1.5;overflow-wrap:break-word}
.company-english{font-size:10px;letter-spacing:1.3px;color:#6a7c65;line-height:1.8;margin:9px 0 0}
.company-logo{width:110px;height:auto;flex-shrink:0}
.company-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:32px;align-items:start}
.company-layout>div>p{font-size:13px;line-height:1.95;color:#657368;margin:19px 0 0}
.company-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0;padding:20px;background:#eeeee6;border:1px solid #d9ddd2;border-radius:10px}
.company-stats dt,.quick-specs dt{font-size:11px;color:#6a7c65;margin-bottom:8px}
.company-stats dd{font-size:25px;font-weight:600;margin:0;line-height:1.4;white-space:nowrap}
.company-stats dd span{font-size:11px;font-weight:400}
.company-layout>div>.company-motto{color:#18392f;border-left:3px solid #819e44;padding-left:15px}
.company-motto span{display:block;color:#6a7666;font-size:12px;margin-top:4px}
.factory-photo{margin:0;border:1px solid #d9ddd2;border-radius:10px;overflow:hidden;background:#eeeee6}
.factory-image{display:block}.factory-image img{display:block;width:100%;height:auto}
.factory-photo figcaption{padding:12px 16px;color:#6a7666;font-size:11px}
.company-galleries{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:30px}
.photo-block{background:#eeeee6;border:1px solid #d9ddd2;border-radius:12px;padding:20px}
.photo-block h3{font-size:17px;font-weight:600;margin:0 0 16px}
.photo-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.gallery-image{display:block;border-radius:6px;overflow:hidden;border:1px solid #d9ddd2;background:white;min-width:0}
.gallery-image img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain}
.catalog-group{padding:0 0 32px;scroll-margin-top:24px}
.catalog-group+.catalog-group{border-top:1px solid #d9ddd4;padding-top:30px}
.group-heading{display:flex;gap:16px;align-items:center;margin:0 0 22px;padding:19px 22px;background:#eeeee6;border:1px solid #d9ddd2;border-radius:10px}
.group-heading>div{min-width:0}.group-heading h3{font-size:19px;line-height:1.5;margin:0;font-weight:600}
.group-heading p{font-size:12px;line-height:1.8;margin:5px 0 0;color:#6a7666}
.group-number{font-size:26px;color:#7e926a;font-weight:600}
.group-count{margin-left:auto;flex-shrink:0;font-size:11px;color:#6a7666}
.product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}
.product-info{padding:20px}
.product-info h4{margin:0;font-size:25px;line-height:1.4;font-weight:600;overflow-wrap:break-word}
.product-position{font-size:13px;color:#688649;line-height:1.7;margin:8px 0 0;font-weight:600}
.product-description{font-size:12px;line-height:1.9}
.product-image-link img{background:white}
.quick-specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:16px 0;margin:18px 0 0;border-top:1px solid #d9ddd2}
.quick-specs dd{margin:0;font-size:20px;font-weight:600;line-height:1.5}
.quick-specs dd span{font-size:10px;font-weight:400;color:#657368}
.product-details{margin-top:2px;border:1px solid #d9ddd2;border-radius:7px;background:#eeeee6}
summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;line-height:1.5;min-height:46px;padding:12px}
summary::-webkit-details-marker{display:none}
summary:focus-visible{outline:3px solid #7c9d3c;outline-offset:2px;border-radius:6px}
.details-symbol:after{content:"+";font-size:21px;line-height:1}.product-details[open] .details-symbol:after{content:"−"}
.details-content{border-top:1px solid #d9ddd2;padding:16px 12px}
.details-content h5{font-size:12px;line-height:1.6;margin:0 0 12px;font-weight:600}
.details-content h5:not(:first-child){margin-top:22px}
.spec-list{margin:0;font-size:11px;line-height:1.8}
.spec-list>div{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.2fr);gap:10px;padding:8px 0;border-bottom:1px solid #d9ddd2}
.spec-list dt{color:#6a7666}.spec-list dd{margin:0;overflow-wrap:anywhere}
.spec-note{font-size:10px;line-height:1.8;color:#6a7666;margin:12px 0 0}
.model-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.category-nav a{flex:1;justify-content:space-between;min-width:200px}
.accessory-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.accessory-card{margin:0;border:1px solid #d9ddd2;background:#f9f8f3;border-radius:10px;overflow:hidden;min-width:0}
.accessory-image{display:block;background:white;padding:14px}.accessory-image img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:contain}
.accessory-card figcaption{border-top:1px solid #d9ddd2;display:flex;gap:10px;padding:15px 14px;font-size:12px;line-height:1.8;align-items:baseline}
.accessory-card figcaption span{color:#7e926a;font-size:10px}
.contact-panel{display:grid;grid-template-columns:minmax(0,1fr) 180px;gap:36px;align-items:center;background:#eeeee6;border:1px solid #d9ddd2;border-radius:12px;padding:30px}
.contact-panel h3{font-size:20px;line-height:1.6;margin:0}.contact-slogan{font-size:12px;color:#6a7666;line-height:1.8;margin:8px 0 20px}
.contact-phone{font-size:29px;letter-spacing:.5px;font-weight:600;display:inline-flex;gap:18px;align-items:center;flex-wrap:wrap;min-height:44px}
.contact-phone span{font-size:11px;color:#688649;font-weight:400}
.contact-list{font-size:12px;line-height:1.9;margin:22px 0 0}
.contact-list>div{display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;margin:6px 0}
.contact-list dt{color:#6a7666}.contact-list dd{margin:0;overflow-wrap:anywhere}.contact-list a{text-decoration:underline;text-underline-offset:4px}
.wechat{margin:0;text-align:center}.qr-image{display:block;padding:7px;background:white;border:1px solid #d9ddd2;border-radius:8px}
.qr-image img{display:block;width:100%;height:auto}.wechat figcaption{font-size:13px;margin-top:12px}.wechat p{font-size:10px;line-height:1.8;color:#6a7666;margin:6px 0 0}
@media(max-width:1100px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.company-layout{grid-template-columns:1fr 1fr}.company-stats{padding:16px 12px;gap:8px}.company-stats dd{font-size:21px}.category-nav a{min-width:170px}.site-header nav{gap:18px}}
@media(max-width:800px){.company-layout{grid-template-columns:1fr}.factory-photo{max-width:100%}.company-galleries{gap:16px}.photo-block{padding:16px}.accessory-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:680px){.site-header{gap:14px}.site-header nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;gap:4px 10px}.site-header nav a{padding:8px 3px;background:#eeeee6;border:1px solid #d9ddd2;border-radius:5px}.content-section{padding:28px 0 32px}.content-section h2{font-size:23px}.company-logo{width:85px}.company .products-heading{flex-direction:row;align-items:center;gap:12px}.company .products-heading>div{min-width:0}.company-english{font-size:8px;letter-spacing:.5px}.company-stats{gap:8px;padding:18px 12px}.company-stats dd{font-size:20px}.company-stats dt{font-size:10px}.company-stats dd span{font-size:9px}.company-layout{gap:22px}.company-layout>div>p{font-size:12px}.company-galleries{grid-template-columns:1fr;margin-top:22px}.photo-block h3{font-size:16px}.category-nav a{min-width:0;padding:11px 10px}.category-nav span{font-size:11px}.product-grid{grid-template-columns:1fr;gap:18px}.group-heading{padding:16px 14px;gap:10px;align-items:flex-start;flex-wrap:wrap}.group-heading>div{flex:1}.group-heading h3{font-size:17px}.group-heading p{font-size:11px}.group-number{font-size:23px;line-height:1.5}.group-count{width:100%;margin-left:32px;font-size:10px}.product-info{padding:20px}.catalog-group{padding-bottom:24px}.catalog-group+.catalog-group{padding-top:24px}.accessory-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.accessory-image{padding:10px}.accessory-card figcaption{padding:12px 10px;gap:6px;font-size:11px}.contact-panel{grid-template-columns:1fr;padding:22px;gap:24px}.contact-panel h3{font-size:18px}.contact-phone{font-size:25px;gap:8px 12px}.contact-list{font-size:11px}.wechat{width:160px;justify-self:start}.company-stats dd{letter-spacing:-.5px}}
@media(pointer:coarse){summary,.contact-list a{min-height:44px}.contact-list a{display:inline-flex;align-items:center}}
@media(max-width:680px){.group-count{width:calc(100% - 32px)}}
/* Company overview is the opening section; use the original Sanshan brand. */
.header-logo{display:block;width:110px;height:auto}
.site-header .brand{gap:0}
.company:first-child{border-top:0}
.company h1{font-size:27px;font-weight:600;line-height:1.5;letter-spacing:0;overflow-wrap:break-word}
@media(max-width:680px){.header-logo{width:96px}.company h1{font-size:23px}.company-layout>.factory-photo{grid-row:1}}