:root{--ink:#13201f;--muted:#596765;--line:#dfe6e2;--paper:#f7faf7;--white:#ffffff;--brand:#11766d;--brand-dark:#0b554f;--accent:#f08a28;--warning:#fff6e7;--shadow:0 18px 50px rgba(19,32,31,0.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}img{max-width:100%}a{color:inherit}.skip-link{position:fixed;left:16px;top:12px;z-index:100;padding:10px 14px;background:var(--ink);color:var(--white);transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.product-shell{width:min(1180px,calc(100% - 40px));margin-inline:auto}.product-header{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(19,32,31,0.08);background:rgba(255,255,255,0.96);backdrop-filter:blur(14px)}.product-header__inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.product-brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}.product-brand img{width:42px;height:42px;border-radius:50%;object-fit:cover}.product-brand span{display:grid;line-height:1.15}.product-brand strong{font-size:17px}.product-brand small{margin-top:4px;color:var(--muted);font-size:12px}.product-nav{display:flex;align-items:center;gap:22px}.product-nav>a:not(.button){color:var(--muted);font-size:14px;font-weight:700;text-decoration:none}.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:7px;padding:10px 17px;font-weight:800;text-align:center;text-decoration:none}.button--primary{background:#18a957;color:var(--white);box-shadow:0 10px 24px rgba(17,118,109,0.2)}.button--primary:hover{background:#128a47}.button--secondary{border-color:var(--line);background:var(--white);color:var(--ink)}.breadcrumb{padding:24px 0 12px;color:var(--muted);font-size:13px}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}.breadcrumb li + li::before{content:"/";margin-right:8px;color:#9ba6a3}.breadcrumb a{color:var(--brand-dark)}.product-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,0.95fr);gap:clamp(34px,6vw,78px);align-items:start;padding:22px 0 72px}.product-gallery__lead{margin:0;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--white);box-shadow:var(--shadow);aspect-ratio:1 / 1}.product-gallery__lead--wide{aspect-ratio:16 / 7}.product-gallery__lead img{width:100%;height:100%;display:block;object-fit:contain}.product-gallery__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:10px}.product-gallery__thumb{margin:0;padding:0;overflow:hidden;border:1px solid var(--line);border-radius:6px;background:var(--white);aspect-ratio:1 / 1;cursor:pointer}.product-gallery__thumb.is-active{border-color:var(--brand);box-shadow:0 0 0 2px rgba(17,118,109,.16)}.product-gallery__grid img{width:100%;height:100%;display:block;object-fit:contain}.product-kicker{margin:3px 0 12px;color:var(--brand);font-size:12px;font-weight:900;letter-spacing:0;text-transform:uppercase}.product-summary h1{max-width:760px;margin:0;font-size:clamp(34px,5vw,58px);line-height:1.06;letter-spacing:0}.product-title-zh{margin:10px 0 0;color:var(--muted);font-size:17px;font-weight:700}.product-intro{margin:22px 0 0;color:#394745;font-size:17px}.key-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:30px 0 0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.key-facts div{min-width:0;padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,0.68)}.key-facts dt{color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase}.key-facts dd{margin:4px 0 0;overflow-wrap:anywhere;font-weight:800}.key-facts [data-live-product-price]{border-color:#d7e9fb;background:linear-gradient(135deg,#f4f9ff,#fff8f6)}.key-facts [data-live-product-price] dd{color:#b83630;font-weight:900}.product-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}.verification-note{margin:22px 0 0;border-left:4px solid var(--accent);background:var(--warning);padding:14px 16px;color:#57431e;font-size:14px}.catalog-image-disclosure{margin-top:12px;padding:12px 14px;border:1px solid #b8ddd7;border-radius:14px;background:#edf8f6;color:#174f4a;font-size:0.82rem;line-height:1.45}.catalog-image-disclosure strong{display:block;margin-bottom:4px;color:#0b625a}.catalog-image-disclosure p{margin:0}.catalog-image-disclosure p + p{margin-top:6px}.details-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white)}.details-grid{display:grid;grid-template-columns:minmax(230px,0.36fr) minmax(0,0.64fr);gap:clamp(32px,7vw,90px);padding:70px 0}.section-label{margin:0 0 8px;color:var(--brand);font-size:12px;font-weight:900;text-transform:uppercase}.details-grid h2,.order-section h2{margin:0;font-size:clamp(26px,3.5vw,40px);line-height:1.15;letter-spacing:0}.details-grid__intro p:last-child{margin:16px 0 0;color:var(--muted)}.spec-list{margin:0;border-top:1px solid var(--line)}.spec-list div{display:grid;grid-template-columns:minmax(130px,0.32fr) minmax(0,0.68fr);gap:22px;padding:16px 0;border-bottom:1px solid var(--line)}.spec-list dt{color:var(--muted);font-size:13px;font-weight:800}.spec-list 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rgba(19,32,31,0.16);border-radius:50%;background:var(--swatch,#dfe6e2)}.product-editorial{margin-bottom:12px;border:1px solid #dcece8;border-radius:22px;background:#f4faf8;padding:clamp(28px,5vw,52px)}.product-editorial h2{max-width:760px;margin:0;font-size:clamp(26px,3.5vw,38px);line-height:1.15}.product-editorial h3{max-width:760px;margin:30px 0 0;font-size:clamp(20px,2.5vw,28px);line-height:1.2}.product-editorial p:not(.section-label){max-width:900px;margin:18px 0 0;color:#394745;font-size:16px}.order-section{display:grid;grid-template-columns:minmax(0,0.65fr) minmax(290px,0.35fr);gap:60px;align-items:center;padding:70px 0}.order-checklist{display:grid;gap:11px;margin:24px 0 0;padding:0;list-style:none}.order-checklist li{position:relative;padding-left:26px;color:#394745}.order-checklist li::before{content:"";position:absolute;left:2px;top:0.55em;width:9px;height:9px;border-radius:50%;background:var(--brand)}.order-cta{border-left:1px solid 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