:root{--accent:#315f9b;--dark:#183655;--ink:#263b4c;--paper:#f5f7f9;--muted:#5a6f7f;--line:#dce3e9}
body{background:#f5f7f9;color:#243444;font-family:Arial,"Microsoft YaHei",sans-serif;font-size:15px;line-height:1.65}.wrap{width:min(1220px,calc(100% - 48px))}a{transition:color .15s}h1,h2,h3{letter-spacing:0;font-family:Arial,"Microsoft YaHei",sans-serif!important}h1{font-size:32px;line-height:1.35}.section{padding:32px 0}.eyebrow{letter-spacing:.06em;font-size:11px;margin-bottom:10px}.site-header{background:white;border:0}.topline{padding:7px 0;background:#eef2f5;font-size:12px;letter-spacing:0}.topline .wrap{display:flex;justify-content:space-between}.masthead{display:flex;min-height:104px;align-items:center;gap:20px}.brand-block{display:flex;align-items:center;gap:20px;flex:1;min-width:0}.wordmark{font:bold 30px/1 Arial,"Microsoft YaHei",sans-serif;color:var(--accent);letter-spacing:-1px}.brand-text{border-left:1px solid #d5dee4;padding-left:20px}.brand-text strong{display:block;font-size:22px}.brand-text small{display:block;font-size:12px;color:#62717e;margin-top:6px}.contact-head{display:grid;gap:1px}.contact-head small{font-size:12px;color:#667582}.contact-head a{font:bold 25px/1.3 Arial;color:var(--accent)}.navband{background:var(--dark);color:white}.navband .wrap{display:flex;align-items:stretch;justify-content:space-between}#main-nav{max-width:none;display:flex;justify-content:flex-start;gap:0;flex:1;flex-wrap:nowrap;font-size:14px}#main-nav a{padding:15px 22px;border-right:1px solid #ffffff13}#main-nav a:hover{background:var(--accent);color:white}.nav-contact{padding:15px 22px;background:var(--accent);font-size:14px}.menu-toggle{display:none}.procurement-search{background:white;border-bottom:1px solid #dce3e9}.search-row{display:flex;gap:24px;align-items:center;min-height:66px;padding-top:9px;padding-bottom:9px}.search-row form{flex:1;margin:0;max-width:550px}.search-row .search-form{border:1px solid #bfcbd4;border-radius:0;padding:0}.search-row input{padding:9px 13px;font-size:14px}.search-row button{border-radius:0;padding:9px 22px;background:var(--accent)}.quick-terms{display:flex;gap:13px;flex-wrap:wrap;align-items:center;font-size:12px;color:#5c6b78}.quick-terms a{color:var(--accent)}.industrial-hero{padding:24px 0 0}.hero-shell{display:grid;grid-template-columns:206px minmax(0,1fr);gap:20px}.category-rail{background:white;border:1px solid #d9e1e7}.category-rail h2{font-size:16px;color:white;padding:15px 18px;background:var(--accent)}.category-rail a{display:flex;justify-content:space-between;padding:14px 18px;font-size:14px;border-bottom:1px solid #e8edf1}.category-rail a:last-child{border:0}.category-rail p{font-size:12px;color:#687988;padding:6px 18px 16px;margin:0}.product-banner{background:#eaf0f4;display:grid;grid-template-columns:1.05fr 1fr;min-height:330px;align-items:center;padding:34px;gap:20px;border:1px solid #dce3e8;position:relative;overflow:hidden}.banner-copy{position:relative;z-index:1}.banner-copy h1{font-size:32px;max-width:520px}.banner-copy .intro{font-size:15px;color:#506272;margin:15px 0 20px;max-width:510px}.banner-kicker{color:var(--accent);font-size:13px;font-weight:bold;margin:0 0 10px}.banner-buttons{display:flex;gap:10px;flex-wrap:wrap}.banner-buttons a{padding:10px 19px;background:var(--accent);color:white;font-size:14px;font-weight:600;border:1px solid var(--accent)}.banner-buttons a.secondary{background:white;color:var(--accent)}.product-lineup{display:grid;grid-template-columns:1fr 1fr;align-items:end;gap:12px}.lineup-item{background:white;border:1px solid #dfe6eb;padding:12px;min-width:0}.lineup-item:first-child{grid-column:1/-1}.lineup-item img{display:block;width:100%;height:110px;object-fit:contain}.lineup-item:first-child img{height:160px}.lineup-item span{display:block;text-align:center;font-size:12px;color:#42596c;padding-top:7px;overflow-wrap:anywhere}.banner-note{font-size:11px;color:#6a7b88;margin-top:8px;text-align:center}.business-strip{display:grid;grid-template-columns:repeat(4,1fr);margin:18px auto 0;background:white;border:1px solid #dce3e8}.business-strip>div{padding:14px 20px;border-right:1px solid #e2e8ed;display:flex;gap:12px;align-items:center}.business-strip>div:last-child{border:0}.business-strip b{color:var(--accent);font-size:21px;font-family:Arial}.business-strip strong{font-size:14px;display:block}.business-strip small{font-size:11px;color:#667887}.b2b-section{margin-top:28px}.section-title{display:flex;align-items:center;justify-content:space-between;padding:0 0 13px;border-bottom:2px solid var(--accent);margin-bottom:18px;gap:20px}.section-title h2{font-size:24px;font-weight:700}.section-title small{font-size:11px;font-weight:normal;color:#758492;display:inline-block;margin-left:12px}.section-title a{font-size:13px;color:#536575;white-space:nowrap}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.equipment-card{background:white;border:1px solid #dce3e9;min-width:0;display:flex;flex-direction:column}.equipment-photo{padding:17px;border-bottom:1px solid #edf0f3;display:block}.equipment-photo img{height:175px;width:100%;object-fit:contain;display:block}.equipment-info{padding:17px;display:flex;flex-direction:column;flex:1}.equipment-info h3{font-size:17px;line-height:1.45;margin-bottom:6px;overflow-wrap:anywhere}.equipment-info .product-label{font-size:12px;color:#657684;margin-bottom:12px;margin-top:0;min-height:40px}.facts{font-size:12px;margin:0}.facts>div{display:grid;grid-template-columns:85px 1fr;gap:8px;border-bottom:1px dotted #dce3e7;padding:6px 0}.facts dt{color:#73808c}.facts dd{margin:0;color:#344b5c;overflow-wrap:anywhere}.card-actions{display:flex;border-top:1px solid #e0e6eb;margin-top:auto}.card-actions a{flex:1;font-size:13px;text-align:center;padding:10px 4px}.card-actions a+a{border-left:1px solid #e0e6eb;background:#f8fafc;color:var(--accent)}.card-actions a:hover{background:var(--accent);color:white}.facts-empty{font-size:12px;color:#71808c;margin:8px 0 0}.technical-table{overflow:auto;background:white;border:1px solid #dae3e9}.technical-table table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}.technical-table th{background:#edf2f6;padding:12px 15px;white-space:nowrap;color:#415768}.technical-table td{padding:13px 15px;border-top:1px solid #e2e8ed;min-width:110px;max-width:360px;overflow-wrap:anywhere}.technical-table td:first-child{font-weight:700;color:var(--accent);min-width:150px}.technical-table .data-note{padding:12px 15px;background:#f8fafb;color:#6b7a87;font-size:12px;margin:0}.buy-flow{display:grid;grid-template-columns:repeat(4,1fr);background:white;border:1px solid #dce3e9}.buy-flow section{padding:24px;border-right:1px solid #dce3e9}.buy-flow section:last-child{border:0}.buy-flow small{font:bold 13px Arial;color:var(--accent);display:block;margin-bottom:10px}.buy-flow h3{font-size:17px}.buy-flow p{font-size:13px;color:#667988;margin-top:9px}.guide-columns{display:grid;grid-template-columns:1.5fr 1fr;gap:24px}.article-links{border:1px solid #dbe3e9;background:white;padding:6px 22px}.article-links a{display:block;padding:15px 0;border-bottom:1px dotted #ccd7df}.article-links a:last-child{border:0}.article-links h3{font-size:16px}.article-links p{font-size:12px;color:#6b7b89;margin-top:6px}.consult-box{background:var(--dark);color:white;padding:28px}.consult-box h3{font-size:23px}.consult-box p{font-size:14px;color:#d5e2ec}.consult-box strong{display:block;font:700 28px Arial;margin:25px 0 8px}.consult-box a{display:inline-block;border:1px solid #90aaba;padding:8px 20px;margin-top:15px;font-size:13px;color:white}.service-products{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-product{background:white;border:1px solid #dbe4eb;padding:25px}.service-product h2{font-size:22px;margin:18px 0 12px}.service-product p{color:#637787;font-size:14px;margin:12px 0}.service-product a{display:inline-block;color:var(--accent);font-size:14px;margin-top:14px;font-weight:bold}.spec-diagram{width:100%;height:140px;background:#f5f8fa;display:block}.industry-visual{background:white;border:1px solid #dce4eb;padding:18px}.industry-visual h2{font-size:17px;border-bottom:1px solid #dce4eb;padding:0 0 12px}.industry-visual .spec-diagram{height:185px}.industry-visual p{font-size:12px;color:#5c7284;margin:10px 0 0}.category-chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}.category-chips a{border:1px solid #d2dee7;background:white;padding:8px 16px;font-size:13px}.category-chips a:hover{background:var(--accent);color:white}.site-footer{margin-top:34px;background:#e8edf1;border-top:3px solid var(--dark);padding-top:32px}.quiet-band{margin-top:35px;background:var(--dark);padding:26px 0}.quiet-band h2{font-size:23px}.quiet-band p{margin-top:8px}.footer-grid strong{font-size:17px}.footer-grid p{font-size:13px}.list-heading{padding:18px 0 25px}.list-heading h1{font-size:30px}.list-heading .search-form{margin-top:18px}.list-layout{grid-template-columns:200px minmax(0,1fr);gap:22px;padding-top:24px}.side-nav{background:white;border:1px solid #dce4eb;padding:8px 16px}.side-nav a{font-size:14px;padding:11px 0}.cards{gap:16px}.list-layout .cards{grid-template-columns:repeat(3,minmax(0,1fr))}.card{box-shadow:none;border-radius:0;display:flex;flex-direction:column}.card h2,.card h3{font-size:17px}.card-copy{padding:18px}.card-copy .facts{margin:12px 0}.card-media img{height:170px}.article-header{max-width:none;margin:12px 0 24px}.article-header h1{font-size:30px}.article-header .eyebrow{font-family:Arial;font-size:12px}.article-tools{display:flex;gap:12px;align-items:center;flex-wrap:wrap;background:#edf2f6;border:1px solid #dbe4eb;padding:12px 17px;margin-bottom:20px;font-size:13px}.article-tools a{color:var(--accent);font-weight:600}.article-tools a:last-child{margin-left:auto;background:var(--accent);color:white;padding:7px 15px}.rich-text{padding:28px}.product-record{gap:30px;grid-template-columns:.9fr 1.1fr}.product-facts dl div{grid-template-columns:125px 1fr;padding:8px 0}.product-visual img{height:290px}.source-content{max-width:none}.rich-text .source-content h2{font-size:22px}.related .section-heading h2{font-size:24px}.related .cards{grid-template-columns:repeat(3,1fr)}.breadcrumbs{padding:20px 0}.search-page{padding-top:28px}.search-page h1{font-size:30px}.search-page .cards{grid-template-columns:repeat(4,1fr)}
/* 独立信息组织：产品目录、品牌陈列、编码采购、工程集成与行业方案 */
.b2b-brand .hero-shell,.b2b-automation .hero-shell,.b2b-engineering .hero-shell,.b2b-solutions .hero-shell{grid-template-columns:1fr}.b2b-brand .category-rail,.b2b-automation .category-rail,.b2b-engineering .category-rail,.b2b-solutions .category-rail{display:none}.b2b-brand .product-banner{background:#e7f1ea;border-top:4px solid var(--accent);grid-template-columns:1fr 1.2fr}.b2b-brand .product-lineup{grid-template-columns:repeat(3,1fr)}.b2b-brand .lineup-item:first-child{grid-column:auto}.b2b-brand .lineup-item img,.b2b-brand .lineup-item:first-child img{height:215px}.b2b-brand .lineup-item{border:0;background:transparent}.b2b-automation .product-banner{background:#252932;color:white;grid-template-columns:1fr 1fr}.b2b-automation .banner-copy .intro{color:#cbd5dc}.b2b-automation .banner-kicker{color:#ff9ba6}.b2b-automation .banner-note{color:#c2ccd3}.b2b-automation .product-lineup{grid-template-columns:repeat(3,1fr)}.b2b-automation .lineup-item:first-child{grid-column:auto}.b2b-automation .lineup-item img,.b2b-automation .lineup-item:first-child img{height:180px}.b2b-automation .product-grid{grid-template-columns:repeat(3,1fr)}.b2b-catalog .product-banner{background:#e7eff5}.b2b-catalog .product-lineup{grid-template-columns:1fr 1fr}.b2b-catalog .lineup-item:first-child{grid-column:auto}.b2b-catalog .lineup-item:last-child{display:none}.b2b-catalog .lineup-item img,.b2b-catalog .lineup-item:first-child img{height:230px}.b2b-parts .product-banner{background:#edf1f8}.b2b-parts .product-lineup{grid-template-columns:repeat(3,1fr)}.b2b-parts .lineup-item:first-child{grid-column:auto}.b2b-parts .lineup-item img,.b2b-parts .lineup-item:first-child img{height:180px}.b2b-parts .product-grid{grid-template-columns:repeat(4,1fr)}.b2b-supplies .product-banner{background:#f0ebe7}.b2b-engineering .product-banner{background:#152e40;color:white;grid-template-columns:1fr 1.1fr}.b2b-engineering .banner-copy .intro{color:#c8dbe8}.b2b-engineering .banner-kicker{color:#81cbe9}.b2b-engineering .banner-note{color:#c8dbe8}.b2b-engineering .product-lineup{grid-template-columns:repeat(3,1fr)}.b2b-engineering .lineup-item:first-child{grid-column:auto}.b2b-engineering .lineup-item img,.b2b-engineering .lineup-item:first-child img{height:180px}.b2b-materials .product-banner,.b2b-service .product-banner{background:#eef3f2}.b2b-materials .product-grid,.b2b-service .product-grid{grid-template-columns:repeat(3,1fr)}.b2b-solutions .product-banner{grid-template-columns:1fr 1fr;background:#e7f0f8}.b2b-solutions .product-lineup{grid-template-columns:repeat(3,1fr)}.b2b-solutions .lineup-item:first-child{grid-column:auto}.b2b-solutions .lineup-item img,.b2b-solutions .lineup-item:first-child img{height:180px}.b2b-selection .product-banner{background:#e7eff4}.b2b-selection .product-grid{grid-template-columns:repeat(3,1fr)}
@media(max-width:1050px){.masthead{gap:12px}.brand-text strong{font-size:19px}.wordmark{font-size:25px}.contact-head a{font-size:22px}#main-nav a{padding:14px 15px}.product-banner{padding:25px}.banner-copy h1{font-size:27px}.hero-shell{grid-template-columns:180px 1fr}.product-grid{grid-template-columns:repeat(3,1fr)}.equipment-photo img{height:155px}.quick-terms{gap:9px}.business-strip>div{padding:13px}.product-lineup{gap:8px}.list-layout .cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.wrap{width:calc(100% - 28px)}.topline .wrap{font-size:10px;gap:8px}.topline span:last-child{display:none}.masthead{min-height:91px;gap:10px;position:relative;flex-wrap:wrap;padding:14px 0}.brand-block{gap:11px}.wordmark{font-size:19px;max-width:130px;overflow-wrap:anywhere}.brand-text{padding-left:11px}.brand-text strong{font-size:16px;line-height:1.3}.brand-text small{font-size:10px;margin-top:4px}.contact-head{width:100%;display:flex;gap:7px;align-items:center;padding-left:0}.contact-head small{font-size:10px}.contact-head a{font-size:17px}.menu-toggle{display:block;position:absolute;right:0;bottom:14px;padding:4px 12px;font-size:12px}.navband .wrap{width:100%}#main-nav{display:none;position:static;background:var(--dark);color:white;width:100%;padding:8px 14px;box-shadow:none;grid-template-columns:repeat(2,1fr)}#main-nav.is-open{display:grid}#main-nav a{border:0;padding:11px 10px;font-size:13px;color:white}.nav-contact{display:none}.navband{min-height:5px}.search-row{display:block;padding:10px 0;min-height:0}.search-row form{max-width:none}.search-row .quick-terms{font-size:11px;gap:11px;margin-top:8px}.search-row input{font-size:12px}.search-row button{padding:8px 15px}.industrial-hero{padding-top:14px}.hero-shell{display:flex;flex-direction:column;gap:12px}.category-rail{order:2;display:grid;grid-template-columns:repeat(2,1fr)}.category-rail h2{grid-column:1/-1;font-size:14px;padding:10px 12px}.category-rail a{padding:11px 12px;font-size:13px;border-right:1px solid #e8edf1}.category-rail p{display:none}.product-banner,.b2b-brand .product-banner,.b2b-automation .product-banner,.b2b-engineering .product-banner,.b2b-solutions .product-banner{grid-template-columns:1fr;padding:22px 19px;gap:20px;min-height:0}.banner-copy h1{font-size:26px}.banner-kicker{font-size:12px;margin-bottom:8px}.banner-copy .intro{font-size:13px;margin:12px 0 17px}.banner-buttons a{padding:8px 14px;font-size:12px}.product-lineup{grid-template-columns:repeat(3,1fr);gap:7px}.lineup-item{padding:8px}.lineup-item:first-child{grid-column:auto}.lineup-item img,.lineup-item:first-child img,.b2b-brand .lineup-item img,.b2b-brand .lineup-item:first-child img,.b2b-automation .lineup-item img,.b2b-automation .lineup-item:first-child img,.b2b-engineering .lineup-item img,.b2b-engineering .lineup-item:first-child img,.b2b-solutions .lineup-item img,.b2b-solutions .lineup-item:first-child img,.b2b-parts .lineup-item img,.b2b-parts .lineup-item:first-child img{height:105px}.lineup-item span{font-size:10px}.banner-note{font-size:10px}.b2b-catalog .lineup-item img,.b2b-catalog .lineup-item:first-child img{height:155px}.business-strip{grid-template-columns:repeat(2,1fr);margin-top:14px}.business-strip>div{border-bottom:1px solid #e2e8ed;padding:12px;gap:10px}.business-strip strong{font-size:12px}.business-strip small{font-size:10px}.business-strip b{font-size:18px}.b2b-section{margin-top:25px}.section-title{margin-bottom:14px;padding-bottom:10px;gap:10px}.section-title h2{font-size:21px}.section-title small{display:none}.section-title a{font-size:11px}.product-grid,.b2b-automation .product-grid,.b2b-parts .product-grid,.b2b-materials .product-grid,.b2b-service .product-grid,.b2b-selection .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.equipment-photo{padding:10px}.equipment-photo img{height:132px}.equipment-info{padding:12px}.equipment-info h3{font-size:15px}.equipment-info .product-label{font-size:11px;min-height:35px}.facts{font-size:11px}.facts>div{display:block;padding:5px 0}.facts dt{font-size:10px}.facts dd{margin:2px 0 0}.card-actions a{font-size:11px;padding:9px 2px}.technical-table table{font-size:12px}.technical-table th,.technical-table td{padding:10px;min-width:110px}.technical-table .data-note{font-size:11px}.buy-flow{grid-template-columns:repeat(2,1fr)}.buy-flow section{padding:18px 15px;border-bottom:1px solid #dce3e9}.buy-flow h3{font-size:15px}.buy-flow p{font-size:12px}.guide-columns{grid-template-columns:1fr;gap:18px}.article-links{padding:2px 16px}.article-links h3{font-size:15px}.consult-box{padding:23px}.consult-box h3{font-size:22px}.service-products{grid-template-columns:1fr;gap:12px}.service-product{padding:20px}.service-product .spec-diagram{height:130px}.service-product h2{font-size:20px}.service-product p{font-size:13px}.category-chips{gap:7px}.category-chips a{font-size:12px;padding:7px 11px}.list-heading h1{font-size:27px}.list-layout{grid-template-columns:1fr;gap:18px}.side-nav{padding:6px 10px;gap:8px}.side-nav a{border:0;font-size:12px;padding:7px}.list-layout .cards{gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}.card-copy{padding:12px}.card-media img{height:135px}.article-header h1{font-size:25px}.rich-text{padding:18px}.product-record{grid-template-columns:1fr;gap:24px}.product-visual img{height:260px}.product-facts dl div{grid-template-columns:95px 1fr}.article-tools{padding:10px;font-size:12px;gap:10px}.article-tools a:last-child{margin-left:0;padding:6px 10px}.related .cards{grid-template-columns:1fr}.search-page .cards{grid-template-columns:repeat(2,1fr)}.site-footer{margin-top:26px}.footer-grid{gap:22px}.quiet-band h2{font-size:21px}.industry-visual .spec-diagram{height:155px}}
