:root{--ink:#23303a;--muted:#6c757d;--accent:#c8643d;--paper:#f8f7f4;--line:#e4e3df;--model:#e5eaf0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);font-size:16px;line-height:1.7}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper)}[hidden]{display:none!important}a{color:inherit;text-decoration:none}button,select{font:inherit;color:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button,select{cursor:pointer}button:disabled,select:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:4px}img{display:block;max-width:100%;height:auto}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:550;line-height:1.3}h2{font-size:28px;letter-spacing:-.5px}.container{width:calc(100% - 96px);max-width:1120px;margin:auto}.skip{position:fixed;top:-100px;z-index:100;background:white;padding:12px}.skip:focus{top:8px}
.header{position:sticky;top:0;z-index:20;background:#f8f7f4f2;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.header-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-size:22px;font-weight:650;letter-spacing:.5px}.brand-symbol{font-size:35px;color:var(--accent);font-weight:600;line-height:1}.brand-cn{font-size:14px;font-weight:450;margin-left:14px;letter-spacing:1px}.header nav{display:flex;gap:30px;font-size:13px;color:#606b75}.header nav a{padding:10px 0}.header nav a:hover,.text-link:hover{color:var(--accent)}.eyebrow{font-size:12px;color:var(--accent);letter-spacing:1px;margin-bottom:20px}.text-link{display:inline-flex;align-items:center;gap:20px;font-size:13px;border-bottom:1px solid #bec4c7;padding:5px 0}
.hero{padding:56px 0 70px}.hero-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:center}.hero h1{font-size:68px;line-height:1.2;letter-spacing:-2px}.hero-description{font-size:16px;color:var(--muted);line-height:1.9;margin-top:28px}.hero-link{margin-top:32px}.hero-preview{min-width:0;scroll-margin-top:90px}.preview{background:var(--model);border-radius:10px;overflow:hidden}.preview-heading{display:flex;justify-content:space-between;align-items:center;padding:18px 22px 0;font-size:11px;color:#7a8791;letter-spacing:.3px}.viewer{height:350px;position:relative;touch-action:pan-y;cursor:grab;overflow:hidden;isolation:isolate}.viewer:active{cursor:grabbing}.viewer canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}.viewer-fallback{position:absolute;inset:0;z-index:2;background:var(--model)}.viewer-fallback img{width:100%;height:100%;object-fit:contain}.viewer-fallback.loaded{display:none}.viewer-fallback p{position:absolute;bottom:12px;left:12px;right:12px;text-align:center;font-size:11px;color:#70818e;background:#e5eaf0d9;padding:6px}.zoom-controls{display:flex;gap:7px;position:absolute;bottom:16px;right:20px;z-index:3}.zoom-controls button{width:34px;height:34px;padding:0;border:1px solid #c1cdd7;background:#ffffffa6;border-radius:50%;font-size:21px;line-height:1}.viewer:not([data-ready=true]) .zoom-controls{visibility:hidden}.viewer-controls{padding:16px 22px 10px;border-top:1px solid #d3dde5}.configuration{display:flex;align-items:center;justify-content:space-between;gap:16px}.series-field,.color-field{display:block;font-size:10px;color:#778590}.series-field>span,.color-field>span{display:block;margin-bottom:7px}.series-field select{font-size:12px;border:1px solid #c3cdd6;border-radius:4px;padding:5px 25px 5px 9px;background:#f6f8fa;max-width:150px;min-height:34px;color:var(--ink)}.swatches{display:flex;gap:9px;align-items:center;min-height:34px}.swatch{background:var(--swatch);border:3px solid var(--model);box-shadow:0 0 0 1px #c5cdd5;border-radius:50%;width:28px;height:28px;padding:0}.swatch[aria-pressed=true]{box-shadow:0 0 0 2px #4b5968}.viewer-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px;font-size:10px;color:#85919a}.viewer-actions>div{display:flex;gap:18px}.viewer-actions button{border:0;background:transparent;font-size:11px;padding:5px 0;color:#62717d;white-space:nowrap}
.collection{padding:54px 0 76px;border-top:1px solid var(--line)}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin-bottom:30px}.section-heading p{font-size:13px;color:var(--muted)}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.product-card{min-width:0}.product-card>a{display:block}.product-image{overflow:hidden;background:var(--model);border-radius:8px}.product-image img{width:100%;aspect-ratio:1.22;object-fit:cover;transition:transform .2s}.product-card:hover .product-image img{transform:scale(1.035)}.product-meta{position:relative;padding:20px 0 0}.product-tag{font-size:11px;color:#8a8d8d;margin-bottom:5px}.product-meta h3{font-size:22px}.card-link{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:#6e797f;padding-top:17px}.card-link>span{font-size:17px;color:var(--accent)}
.contact{border-top:1px solid var(--line);padding:48px 0;background:#eeede8}.contact-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;scroll-margin-top:96px}.contact .eyebrow{font-size:11px;margin-bottom:12px}.contact h2{font-size:26px}.contact-copy{font-size:13px;color:var(--muted);margin-top:13px}#contact-channels{font-size:12px;color:#8c928f}.contact-actions{display:flex;gap:12px;flex-wrap:wrap}.contact-actions a,.contact-actions button{font-size:13px;min-height:42px;padding:9px 14px;border:1px solid #bdc2bc;background:transparent;border-radius:4px;color:var(--ink)}footer{background:#eeede8;padding:20px 0;border-top:1px solid #dedfd9}.footer-inner{display:flex;justify-content:space-between;gap:24px;font-size:10px;color:#92978f}.footer-inner a{white-space:nowrap}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,16px);max-width:90vw;padding:12px 20px;background:#23303a;color:white;font-size:13px;border-radius:5px;opacity:0;pointer-events:none;z-index:50;transition:.2s}.toast.visible{opacity:1;transform:translate(-50%,0)}
/* 单款详情：3D 与照片共用一个展示区域。 */
.product-page{padding:30px 0 64px}.breadcrumb{display:flex;gap:12px;font-size:11px;color:#939991;margin-bottom:34px}.breadcrumb a:hover{color:var(--accent)}.product-detail-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);column-gap:64px;row-gap:24px;align-items:start}.product-heading{grid-column:2;grid-row:1;padding-top:48px}.product-heading .eyebrow{margin-bottom:15px}.product-heading h1{font-size:40px;letter-spacing:-1px}.product-description{font-size:14px;line-height:1.9;color:var(--muted);margin-top:20px}.product-media{grid-column:1;grid-row:1/span 2;min-width:0}.media-tabs{display:flex;align-items:center;gap:24px;margin-bottom:16px;border-bottom:1px solid var(--line)}.media-tabs button{border:0;border-bottom:2px solid transparent;background:transparent;font-size:12px;color:#8a918f;padding:10px 0;margin-bottom:-1px;min-height:42px}.media-tabs button[aria-pressed=true]{border-bottom-color:var(--accent);color:var(--ink)}.product-info{grid-column:2;grid-row:2}.product-info>p{color:var(--muted);font-size:13px;line-height:1.9}.spec-list{margin:22px 0 28px;border-top:1px solid var(--line)}.spec-list>div{display:grid;grid-template-columns:44px 1fr;gap:18px;padding:14px 0;border-bottom:1px solid var(--line);font-size:12px;line-height:1.8}.spec-list dt{color:#8f9692}.spec-list dd{margin:0}.static-preview{background:var(--model);border-radius:10px;overflow:hidden}.static-preview img{width:100%;height:463px;object-fit:contain}.static-preview figcaption{font-size:11px;text-align:center;color:#7a8791;padding:14px}.related .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));max-width:720px}
@media(max-width:1000px){.container{width:calc(100% - 64px)}.hero-layout{gap:40px;grid-template-columns:.8fr 1.2fr}.hero h1{font-size:58px}.hero-description{font-size:15px}.product-detail-layout{column-gap:36px}.product-heading h1{font-size:34px}.preview-heading{padding:17px 18px 0}.viewer-controls{padding:16px 18px 10px}.swatches{gap:7px}.swatch{width:26px;height:26px}.viewer-actions>div{gap:12px}}
@media(max-width:700px){html{scroll-padding-top:80px}.container{width:calc(100% - 40px)}.header-inner{height:62px;gap:14px}.brand{font-size:20px;gap:8px}.brand-symbol{font-size:29px}.brand-cn{font-size:12px;margin-left:9px;letter-spacing:0}.header nav{gap:18px;font-size:13px}.header nav a{padding:12px 0;white-space:nowrap}.hero{padding:30px 0 38px}.hero-layout{grid-template-columns:1fr;gap:26px}.hero .eyebrow{font-size:11px;margin-bottom:14px}.hero h1{font-size:44px;line-height:1.18;letter-spacing:-1px}.hero-description{font-size:13px;line-height:1.85;margin-top:16px}.hero-description br{display:none}.hero-link{margin-top:14px;font-size:12px;padding:3px 0;gap:14px}.hero-preview{scroll-margin-top:80px}.preview{border-radius:8px}.preview-heading{font-size:10px;padding:15px 17px 0}.viewer{height:280px}.viewer-controls{padding:13px 17px 9px}.configuration{gap:12px}.series-field select{width:110px;max-width:100%;font-size:12px;min-height:33px;padding-left:8px;padding-right:19px}.swatches{gap:8px}.swatch{width:28px;height:28px}.viewer-actions{font-size:10px;gap:8px;margin-top:10px}.viewer-actions button{font-size:12px}.viewer-actions>div{gap:15px}.zoom-controls{bottom:14px;right:16px}.zoom-controls button{width:32px;height:32px;font-size:20px}.collection{padding:34px 0 42px}.section-heading{display:block;margin-bottom:24px}.section-heading h2{font-size:24px}.section-heading p{font-size:12px;margin-top:8px}.product-grid,.related .product-grid{grid-template-columns:1fr;gap:18px;max-width:none}.product-card>a{display:grid;grid-template-columns:44% 1fr;gap:22px;align-items:center}.product-image{border-radius:6px}.product-image img{aspect-ratio:1;object-fit:cover}.product-meta{padding:0}.product-tag{font-size:10px;margin-bottom:5px}.product-meta h3{font-size:20px}.card-link{font-size:11px;justify-content:start;gap:20px;padding-top:15px}.contact{padding:33px 0}.contact-inner{display:block;scroll-margin-top:84px}.contact .eyebrow{font-size:10px;margin-bottom:10px}.contact h2{font-size:23px}.contact-copy{font-size:12px;margin-top:10px}#contact-channels{font-size:11px;margin-top:22px}.footer-inner{display:block;font-size:11px}.footer-inner a{display:inline-block;margin-top:8px}footer{padding:17px 0 24px}.product-page{padding:20px 0 38px}.breadcrumb{font-size:10px;margin-bottom:24px}.product-detail-layout{display:flex;flex-direction:column;gap:24px}.product-heading{padding-top:0;width:100%}.product-heading .eyebrow{font-size:11px;margin-bottom:10px}.product-heading h1{font-size:30px;letter-spacing:-.5px}.product-description{font-size:13px;margin-top:13px}.product-media,.product-info{width:100%}.media-tabs{gap:25px;margin-bottom:14px}.media-tabs button{font-size:11px;min-height:40px;padding:9px 0}.product-info>p{font-size:12px}.spec-list{margin:18px 0 20px}.spec-list>div{font-size:11px;grid-template-columns:37px 1fr;gap:16px;padding:12px 0}.static-preview img{height:386px}.related .section-heading{display:flex;align-items:center;gap:15px}.related .section-heading .text-link{font-size:11px}.related .section-heading h2{font-size:23px}}
@media(max-width:350px){.container{width:calc(100% - 32px)}.brand{font-size:18px;gap:7px}.brand-cn{font-size:10px;margin-left:7px}.header nav{font-size:12px;gap:13px}.hero h1{font-size:40px}.viewer{height:250px}.viewer-controls{padding:12px 13px 9px}.configuration{gap:9px}.series-field select{width:100px}.swatches{gap:6px}.swatch{width:24px;height:24px}.viewer-actions{font-size:10px}.viewer-actions>div{gap:12px}.viewer-actions button{font-size:11px}.product-card>a{gap:18px}.product-meta h3{font-size:18px}.card-link{padding-top:12px}.static-preview img{height:356px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}