:root{--brand:#c81925;--navy:#172532;--muted:#63707b;--line:#dfe4e8;--pale:#f4f6f8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Arial,'Microsoft YaHei',sans-serif;font-size:16px;line-height:1.75;color:var(--navy);margin:0}img{max-width:100%;height:auto}a{color:inherit}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid var(--brand);outline-offset:4px}h1,h2,h3{line-height:1.35}h2{font-size:30px}.wrap{width:min(1280px,calc(100% - 64px));margin-inline:auto}.top-strip{background:#f4f5f6;color:#68717a;font-size:13px}.masthead{padding-block:20px;min-height:110px}.brand-copy strong{color:var(--brand);font-size:24px}.brand-copy small{font-size:14px;letter-spacing:1px}.brand-lockup img{width:74px;height:66px;object-fit:contain}.hotline strong{color:var(--brand);font-size:27px}.nav-shell{background:var(--navy);border:0}.main-nav{display:flex}.main-nav a{font-size:16px;min-height:54px;padding:14px 26px;color:white}.main-nav a.active,.main-nav a:hover{background:var(--brand);color:#fff}.quote-link{background:transparent;color:white;border-left:1px solid #53606d}.hero{height:530px;position:relative;background:var(--navy)}.hero-slide{height:100%;background-size:cover;background-position:center;position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .6s}.hero-slide.active{opacity:1;visibility:visible}.hero-slide:before{background:linear-gradient(90deg,rgba(12,23,33,.84),rgba(12,23,33,.1));content:'';position:absolute;inset:0}.hero-content{position:relative;padding-top:105px}.hero h1,.hero h2{font-size:clamp(32px,3.4vw,50px);max-width:750px;margin:18px 0;color:white;letter-spacing:1px}.hero p{max-width:560px;color:#eef1f4;font-size:18px}.eyebrow{font-size:13px;letter-spacing:2px;color:var(--brand);font-weight:700}.hero .eyebrow{color:#fff}.btn{background:var(--brand);border:1px solid var(--brand);border-radius:0;box-shadow:none;padding:12px 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p{font-size:14px;line-height:1.8;min-height:72px}.missing-photo{display:grid;place-items:center;color:var(--muted)}.two-col{gap:44px;align-items:center}.two-col>img{border-radius:0;max-height:390px;object-fit:cover;width:100%}.cta{background:var(--brand)}.footer{background:#172532}.footer strong{font-size:17px}.footer p{font-size:14px}.footer-phone{font-size:25px!important}.page-banner{min-height:255px;background-image:linear-gradient(90deg,rgba(17,29,39,.88),rgba(17,29,39,.25)),var(--banner);background-size:cover;background-position:center;display:flex;align-items:center}.page-banner:before{display:none}.page-banner-content{position:relative;padding-block:46px}.page-banner h1{font-size:38px;margin:12px 0;color:white}.page-banner p{font-size:16px;max-width:900px;color:#e2e8ed}.page-banner .eyebrow{color:#e1e5e9}.breadcrumb{font-size:14px;color:var(--muted);padding-block:22px}.interior{display:grid;grid-template-columns:235px 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h2{font-size:28px}.prose h3{font-size:21px}.prose p{color:#4d5a65}.prose .lead{font-size:17px}.prose .two-col{grid-template-columns:1fr 1fr;gap:24px}.prose .selection-flow{grid-template-columns:repeat(4,minmax(0,1fr))}.prose .code-box{overflow-wrap:anywhere}.prose .feature-grid,.prose .value-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.prose .catalog-sheet-scroll{overflow:auto}.prose .catalog-sheet-scroll img{min-width:0}.table-wrap{max-width:100%;overflow-x:auto;border:1px solid var(--line);margin-block:24px}table{border-collapse:collapse;width:100%;font-size:14px}td,th{padding:12px;border:1px solid var(--line);min-width:90px;text-align:left}th{background:#edf1f4;color:var(--navy)}caption{text-align:left;padding:12px;font-size:16px;font-weight:bold}.detail-images{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:30px}.detail-images figure{margin:0;border:1px solid var(--line);padding:16px}.detail-images 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@media(max-width:760px){.wrap{width:calc(100% - 32px)}.top-strip{display:none}.masthead{min-height:90px;padding-block:16px}.brand-lockup{gap:10px}.brand-lockup img{width:47px;height:45px}.brand-copy strong{font-size:17px}.brand-copy small{font-size:12px;letter-spacing:0}.hotline{display:none}.menu-toggle{display:block;color:white;background:none;border:0;padding:12px 0}.main-nav{display:none;position:static;width:100%;flex-direction:column}.main-nav.open{display:flex}.nav-row{flex-wrap:wrap;justify-content:space-between}.main-nav a{display:block}.quote-link{position:absolute;right:16px;top:0;min-height:51px;padding:12px 16px}.nav-row{position:relative}.hero{height:430px}.hero-content{padding-top:68px}.hero h1,.hero h2{font-size:32px;max-width:90%}.hero p{font-size:16px;max-width:90%}.proof-grid{grid-template-columns:1fr 1fr}.proof-grid>a{padding:18px 10px;gap:10px;border-bottom:1px solid var(--line)}.proof-grid b{font-size:23px}.proof-grid strong{font-size:17px}.proof-grid span{font-size:12px}.section{padding:46px 0}.section-heading{align-items:start;gap:14px;flex-direction:column}.section-heading h2{font-size:26px}.product-grid{grid-template-columns:1fr;gap:20px}.product-card>img{height:250px}.series-grid{gap:14px}.series-pictures{grid-template-rows:140px 85px}.series-pictures .photo img{height:140px}.series-pictures .chart{padding:8px;gap:5px}.series-pictures .chart img{height:65px}.series-pictures .chart span{font-size:12px}.series-copy{padding:14px}.series-copy h3{font-size:20px}.series-copy p{font-size:13px;min-height:100px}.two-col,.prose .two-col{grid-template-columns:1fr;gap:24px}.page-banner{min-height:220px}.page-banner h1{font-size:30px}.page-banner p{font-size:15px}.breadcrumb{font-size:12px;overflow-wrap:anywhere}.interior{grid-template-columns:1fr;gap:24px}.sidebar h2,.sidebar-contact{display:none}.sidebar-toggle{display:block;width:100%;padding:15px 18px;text-align:left;background:var(--navy);border:0;color:white}.sidebar nav{display:none}.sidebar nav.open{display:block}.page-content .series-grid{grid-template-columns:1fr 1fr}.page-content .series-pictures{grid-template-rows:140px 85px}.page-content .series-pictures .photo img{height:140px}.detail-images{grid-template-columns:1fr}.detail-images img{height:260px}.prose .feature-grid,.prose .value-grid,.contact-grid{grid-template-columns:1fr}.prose .selection-flow{grid-template-columns:1fr 1fr}.prose .code-grid{grid-template-columns:1fr 1fr}.footer-main{grid-template-columns:1fr}.cta .wrap{align-items:start;gap:20px;flex-direction:column}.cta h2{font-size:25px}.news-entry{flex-direction:column}.news-entry img{width:100%;max-height:220px}.dialog-toolbar{flex-wrap:wrap;gap:10px;padding:12px}.dialog-toolbar strong{flex-basis:100%}.image-scroll{height:calc(100% - 104px)}}
@media(max-width:980px){.main-nav{display:none;position:static;width:100%;flex-direction:column}.main-nav.open{display:flex}.menu-toggle{display:block;color:white;background:none;border:0;padding:12px 0}.nav-row{flex-wrap:wrap;justify-content:space-between;position:relative}.main-nav a{display:block}.quote-link{position:absolute;right:0;top:0;min-height:51px;padding:12px 16px}}
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