:root{color:#172033;background:#f5f7f8;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,sans-serif;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0;background:#f5f7f8}body.modal-open{overflow:hidden}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}img,video{display:block;max-width:100%}.site-shell{min-height:100vh}.site-header{position:sticky;top:0;z-index:40;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:68px;padding:10px max(24px,calc((100vw - 1280px)/2));border-bottom:1px solid #e1e6ea;background:#fffffff5;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:11px;width:max-content}.brand-mark{display:grid;width:38px;height:38px;place-items:center;border:1px solid #c99a24;color:#9a6d00;font-size:13px;font-weight:900}.brand strong,.brand small{display:block;letter-spacing:0}.brand strong{color:#111827;font-size:17px}.brand small{margin-top:2px;color:#778296;font-size:11px}.header-nav{display:flex;align-items:center;gap:34px;color:#4e5969;font-size:14px}.header-nav a:hover{color:#111827}.header-contact{justify-self:end;display:inline-flex;align-items:center;gap:7px;min-height:38px;padding:0 15px;border:1px solid #193b6a;border-radius:4px;background:#193b6a;color:#fff;font-weight:700}.header-contact svg,.text-button svg,.product-card__foot svg,.primary-button svg,.consult-phone svg{width:16px;height:16px}main{width:min(100%,1440px);margin:0 auto}.featured{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);min-height:550px;background:#fff}.featured-media{min-height:550px;overflow:hidden;background:#edf0f2}.featured-media img,.featured-media video{width:100%;height:100%;object-fit:contain}.featured-copy{display:flex;flex-direction:column;justify-content:center;padding:54px clamp(36px,5vw,74px);border-left:1px solid #e7eaed}.eyebrow{margin:0 0 13px;color:#9a6d00;font-size:12px;font-weight:800;letter-spacing:2px}.featured-copy h1{margin:0;color:#101828;font-size:clamp(36px,4.2vw,64px);line-height:1.08;letter-spacing:0}.featured-model{margin:15px 0 0;color:#193b6a;font-size:21px;font-weight:800}.featured-tagline{max-width:500px;margin:20px 0 0;color:#657084;font-size:17px;line-height:1.75}.featured-assurances{display:flex;flex-wrap:wrap;gap:9px 18px;margin-top:28px;color:#314157;font-size:13px}.featured-assurances span:before{margin-right:7px;color:#16835d;content:"✓";font-weight:900}.featured-actions{display:flex;align-items:center;gap:22px;margin-top:34px}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border:1px solid #193b6a;border-radius:4px;background:#193b6a;color:#fff;font-weight:800}.primary-button:hover,.header-contact:hover{background:#102d54}.text-button{display:inline-flex;align-items:center;gap:6px;padding:10px 0;border:0;background:transparent;color:#24354c;font-weight:700}.catalog-section{padding:76px clamp(24px,5vw,72px) 88px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:28px}.section-heading h2,.service-band h2{margin:0;color:#101828;font-size:clamp(28px,3vw,42px);letter-spacing:0}.section-heading>div>p:last-child{margin:10px 0 0;color:#758095}.search-box{display:flex;align-items:center;gap:9px;width:min(360px,100%);height:44px;padding:0 14px;border:1px solid #d8dee5;border-radius:4px;background:#fff}.search-box:focus-within{border-color:#193b6a;box-shadow:0 0 0 3px #193b6a17}.search-box svg{flex:none;width:18px;color:#8590a3}.search-box input{width:100%;min-width:0;border:0;outline:0;color:#172033;background:transparent}.category-tabs{display:flex;gap:8px;margin:30px 0 26px;overflow-x:auto;scrollbar-width:thin}.category-tabs button{display:inline-flex;flex:none;align-items:center;gap:8px;min-height:38px;padding:0 14px;border:1px solid #dfe4e9;border-radius:4px;background:#fff;color:#536174}.category-tabs button span{display:grid;min-width:21px;height:21px;padding:0 5px;place-items:center;border-radius:11px;background:#edf0f3;font-size:11px}.category-tabs button.active{border-color:#193b6a;background:#193b6a;color:#fff}.category-tabs button.active span{background:#ffffff2b}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.product-card{position:relative;min-width:0;overflow:hidden;border:1px solid #e0e5e9;border-radius:6px;background:#fff;transition:transform .2s ease,box-shadow .2s ease}.product-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px #2030441a}.card-hit-area{position:absolute;z-index:2;top:0;right:0;bottom:0;left:0;border:0;background:transparent}.product-card__media{position:relative;aspect-ratio:16 / 10;overflow:hidden;background:#eef1f3}.product-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.product-card:hover .product-card__media img{transform:scale(1.025)}.media-placeholder{display:grid;width:100%;height:100%;place-items:center;color:#718096;font-size:24px;font-weight:800}.media-label{position:absolute;right:10px;bottom:10px;display:inline-flex;align-items:center;gap:5px;padding:6px 9px;border-radius:3px;background:#111827c7;color:#fff;font-size:11px}.media-label svg{width:14px}.product-card__body{padding:20px}.product-category{color:#9a6d00;font-size:12px;font-weight:800}.product-card h3{margin:8px 0 0;overflow:hidden;color:#111827;font-size:20px;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.product-model{margin:6px 0 0;color:#193b6a;font-size:14px;font-weight:800}.product-tagline{min-height:44px;margin:13px 0 0;overflow:hidden;color:#748094;font-size:13px;line-height:1.65;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.product-card__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:19px;padding-top:15px;border-top:1px solid #edf0f2}.product-card__foot strong{color:#111827;font-size:18px}.product-card__foot span{display:inline-flex;align-items:center;gap:4px;color:#193b6a;font-size:13px;font-weight:800}.state-panel{display:grid;min-height:280px;place-items:center;align-content:center;gap:16px;border:1px solid #e2e7eb;border-radius:6px;background:#fff;color:#5f6c7e}.state-panel button{padding:8px 14px;border:1px solid #ccd4dd;border-radius:4px;background:#fff;color:#193b6a}.loading-line{width:180px;height:3px;overflow:hidden;background:#dfe4e9}.loading-line:after{display:block;width:45%;height:100%;background:#c99a24;content:"";animation:loading-slide 1.1s ease-in-out infinite}@keyframes loading-slide{0%{transform:translate(-110%)}to{transform:translate(250%)}}.service-band{display:grid;grid-template-columns:.75fr 1.25fr;gap:50px;padding:58px clamp(24px,5vw,72px);border-top:1px solid #dfe4e8;border-bottom:1px solid #dfe4e8;background:#eef1f2}.service-items{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d7dde1}.service-items article{min-height:128px;padding:25px;background:#fff}.service-items strong,.service-items span{display:block}.service-items strong{color:#172033;font-size:17px}.service-items span{margin-top:10px;color:#748094;font-size:13px;line-height:1.65}.site-footer{display:flex;justify-content:space-between;gap:16px;padding:30px max(24px,calc((100vw - 1280px)/2));background:#172033;color:#fff}.site-footer span{color:#aeb7c5;font-size:13px}.product-page{width:min(1160px,calc(100% - 48px));margin:0 auto;padding:28px 0 72px}.breadcrumb{display:flex;align-items:center;gap:9px;min-height:40px;margin-bottom:18px;overflow:hidden;color:#7b8798;font-size:13px;white-space:nowrap}.breadcrumb a:hover{color:#193b6a}.breadcrumb strong{overflow:hidden;color:#344054;text-overflow:ellipsis}.not-found{display:grid;min-height:calc(100vh - 164px);padding:40px 20px;place-items:center;align-content:center;text-align:center}.not-found>strong{color:#c99a24;font-size:70px}.not-found h1{margin:8px 0 0;color:#172033}.not-found p{margin:10px 0 24px;color:#748094}.consult-overlay,.image-preview{position:fixed;z-index:100;top:0;right:0;bottom:0;left:0;overflow-y:auto;background:#0e1622b8;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.icon-button{display:grid;width:38px;height:38px;padding:0;place-items:center;border:1px solid #d7dde3;border-radius:50%;background:#fff;color:#26364b}.icon-button svg{width:19px}.detail-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;padding:24px;border:1px solid #e0e5e9;border-radius:8px;background:#fff}.detail-media{overflow:hidden;min-height:420px;border:1px solid #e2e6e9;border-radius:6px;background:#edf0f2}.detail-media img,.detail-media video{width:100%;height:100%;object-fit:contain}.detail-summary{align-self:center;padding:20px 16px}.detail-summary h1{margin:10px 0 0;color:#101828;font-size:36px;line-height:1.2}.detail-summary>p{color:#687488;line-height:1.7}.detail-model{color:#193b6a!important;font-weight:800}.detail-description{white-space:pre-line}.detail-price{display:block;margin:22px 0;color:#9a6d00;font-size:28px}.assurance-list{display:flex;flex-wrap:wrap;gap:8px 16px;margin-bottom:28px;color:#425166;font-size:13px}.detail-section{margin-top:28px;padding:28px;border:1px solid #e0e5e9;border-radius:8px;background:#fff}.detail-section__heading{margin-bottom:20px}.detail-section__heading .eyebrow{margin-bottom:7px}.detail-section h2{margin:0;color:#172033;font-size:24px}.detail-section--copy{padding-right:clamp(28px,8vw,110px);padding-left:clamp(28px,8vw,110px)}.long-copy{margin:0;color:#445168;font-size:16px;line-height:2;white-space:pre-line}.application-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.application-grid article{min-height:128px;padding:20px;border-left:3px solid #c99a24;background:#f7f8f9}.application-grid strong{color:#172033;font-size:17px}.application-grid p{margin:9px 0 0;color:#687488;font-size:14px;line-height:1.75;white-space:pre-line}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;overflow:hidden;border:1px solid #e0e5e9;background:#e0e5e9}.guide-grid article{padding:26px;background:#fff}.guide-grid article h2{margin-top:7px}.guide-grid article>p:last-child{margin:14px 0 0;color:#687488;line-height:1.85;white-space:pre-line}.faq-list{border-top:1px solid #e0e5e9}.faq-list details{border-bottom:1px solid #e0e5e9}.faq-list summary{position:relative;padding:18px 44px 18px 2px;color:#172033;font-weight:750;cursor:pointer;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{position:absolute;top:17px;right:8px;content:"+";color:#9a6d00;font-size:24px;font-weight:400}.faq-list details[open] summary:after{content:"−"}.faq-list details p{margin:0;padding:0 42px 20px 2px;color:#687488;line-height:1.8;white-space:pre-line}.public-document-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.public-document-list a{display:grid;grid-template-columns:38px minmax(0,1fr) auto;align-items:center;gap:12px;min-height:72px;padding:12px 16px;border:1px solid #e0e5e9;color:#172033;text-decoration:none;transition:border-color .18s ease,background-color .18s ease}.public-document-list a:hover{border-color:#c99a24;background:#fffaf0}.public-document-list svg{width:24px;color:#9a6d00}.public-document-list span{display:grid;min-width:0;gap:3px}.public-document-list span strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.public-document-list span small{color:#7b8798}.public-document-list b{color:#193b6a;font-size:13px;white-space:nowrap}.model-table{border:1px solid #e0e5e9;border-radius:5px;overflow:hidden}.model-table>div{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;padding:12px 18px;border-bottom:1px solid #e8ecef}.model-table>div:last-child{border-bottom:0}.model-table span strong,.model-table span small{display:block}.model-table span small{margin-top:4px;color:#7b8798}.model-table b{white-space:nowrap;color:#9a6d00}.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.benefit-grid article{overflow:hidden;border:1px solid #e1e6e9;border-radius:5px;background:#fff}.benefit-image-button{width:100%;padding:0;border:0;background:#eef1f3}.benefit-grid img{width:100%;aspect-ratio:16 / 10;object-fit:cover;cursor:zoom-in}.benefit-grid strong,.benefit-grid p{display:block;margin-right:16px;margin-left:16px}.benefit-grid strong{margin-top:15px;color:#172033}.benefit-grid p{margin-top:8px;margin-bottom:18px;color:#748094;font-size:13px;line-height:1.65;white-space:pre-line}.parameter-grid{display:grid;grid-template-columns:repeat(2,1fr);margin:0;border-top:1px solid #e2e7ea;border-left:1px solid #e2e7ea}.parameter-grid div{display:grid;grid-template-columns:minmax(120px,.7fr) 1.3fr;min-height:52px;border-right:1px solid #e2e7ea;border-bottom:1px solid #e2e7ea}.parameter-grid dt,.parameter-grid dd{display:flex;align-items:center;margin:0;padding:10px 13px}.parameter-grid dt{background:#f5f7f8;color:#657084;font-size:13px}.parameter-grid dd{color:#172033;font-weight:700}.image-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.image-gallery--wide{grid-template-columns:1fr}.image-gallery button{min-width:0;padding:0;overflow:hidden;border:1px solid #e1e6e9;border-radius:5px;background:#f3f5f6}.image-gallery img{width:100%;height:auto;cursor:zoom-in}.related-action{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-top:28px;padding:28px;border:1px solid #d7dee3;border-radius:8px;background:#eef1f2}.related-action strong,.related-action span{display:block}.related-action strong{color:#172033;font-size:18px}.related-action span{margin-top:7px;color:#6d788a;font-size:13px}.seo-product-document,.seo-catalog-document{width:min(1000px,calc(100% - 32px));margin:0 auto;padding:40px 0}.seo-product-document img{max-width:100%;height:auto}.consult-overlay{display:grid;padding:20px;place-items:center}.consult-panel{position:relative;width:min(430px,100%);padding:34px;border-radius:8px;background:#fff;text-align:center}.consult-panel .icon-button{position:absolute;top:16px;right:16px}.consult-panel h2{margin:0;color:#172033;font-size:28px}.consult-panel>p:not(.eyebrow){color:#748094}.consult-phone,.consult-wecom,.consult-empty{display:flex;align-items:center;justify-content:center;gap:8px;min-height:46px;margin-top:12px;border-radius:4px}.consult-phone{background:#193b6a;color:#fff;font-size:18px;font-weight:800}.consult-wecom{border:1px solid #14865e;color:#08784f;font-weight:700}.consult-empty{background:#f3f5f6;color:#6e798b}.image-preview{display:grid;padding:64px 20px 20px;place-items:center}.image-preview .icon-button{position:fixed;top:20px;right:20px}.image-preview img{max-width:min(1200px,96vw);max-height:calc(100vh - 90px);object-fit:contain}@media (max-width: 960px){.featured{grid-template-columns:1fr}.featured-media{min-height:auto;aspect-ratio:16 / 9}.featured-copy{border-top:1px solid #e7eaed;border-left:0}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.service-band,.detail-hero{grid-template-columns:1fr}.detail-media{min-height:auto;aspect-ratio:16 / 10}}@media (max-width: 640px){.site-header{grid-template-columns:1fr auto;min-height:60px;padding:8px 14px}.header-nav{display:none}.header-contact{min-height:36px;padding:0 10px;font-size:13px}.brand-mark{width:34px;height:34px}.brand strong{font-size:15px}.brand small{font-size:10px}.featured{min-height:0}.featured-media{aspect-ratio:4 / 3}.featured-copy{padding:30px 20px 34px}.featured-copy h1{font-size:34px}.featured-model{font-size:18px}.featured-tagline{font-size:15px}.featured-actions{align-items:stretch;flex-direction:column;gap:8px}.text-button{justify-content:center}.catalog-section{padding:48px 14px 58px}.section-heading{align-items:stretch;flex-direction:column;gap:20px}.search-box{width:100%}.category-tabs{margin-top:22px}.product-grid{grid-template-columns:1fr;gap:12px}.product-card{display:grid;grid-template-columns:42% 58%}.product-card__media{height:100%;min-height:190px;aspect-ratio:auto}.product-card__body{display:flex;flex-direction:column;padding:15px}.product-card h3{font-size:17px}.product-tagline{min-height:0}.product-card__foot{margin-top:auto}.product-card__foot strong{font-size:15px}.service-band{gap:26px;padding:44px 14px}.service-items{grid-template-columns:1fr}.service-items article{min-height:0}.site-footer{padding:24px 14px}.product-page{width:100%;padding:10px 14px 48px}.breadcrumb{margin-bottom:10px}.detail-hero{gap:10px}.detail-hero{padding:12px}.detail-media{aspect-ratio:4 / 3}.detail-summary{padding:14px 4px}.detail-summary h1{font-size:28px}.detail-section{padding:18px 14px}.detail-section--copy{padding-right:18px;padding-left:18px}.benefit-grid,.parameter-grid,.image-gallery,.application-grid,.guide-grid,.public-document-list{grid-template-columns:1fr}.parameter-grid div{grid-template-columns:110px 1fr}.related-action{align-items:stretch;flex-direction:column;padding:22px 18px}.consult-panel{padding:32px 22px 24px}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}