@media(max-width:1180px){
 .header-shell{grid-template-columns:165px 1fr 165px;gap:14px}.brand img{width:160px}.primary-nav{gap:15px;font-size:12px}.header-cta{font-size:12px}
 .home-hero{gap:30px}.hero-copy h1{font-size:58px}.diagnostic-builder{grid-template-columns:1fr 1.5fr}.builder-result{grid-column:1/-1}.service-mosaic,.catalog-grid{grid-template-columns:repeat(2,1fr)}.appliance-grid{grid-template-columns:repeat(3,1fr)}.sector-rail{grid-template-columns:repeat(4,1fr)}.process-grid ol{grid-template-columns:repeat(3,1fr)}.process-grid li:nth-child(3){border-left:0}.step-grid{grid-template-columns:repeat(3,1fr)}.article-layout{grid-template-columns:250px 1fr}
}
@media(max-width:900px){
 .site-header{position:relative}.header-shell{grid-template-columns:1fr auto;min-height:74px}.header-cta{display:none}.menu-toggle{display:grid;gap:4px;width:44px;height:44px;place-content:center}.menu-toggle span{display:block;width:22px;height:2px;background:var(--ink)}.menu-toggle em{position:absolute;width:1px;height:1px;overflow:hidden}.primary-nav{position:absolute;top:74px;right:22px;left:22px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:15px;display:none;z-index:100}.primary-nav.open{display:grid;grid-template-columns:1fr 1fr}.primary-nav a{padding:12px}.primary-nav a:after{bottom:5px}
 .home-hero,.page-hero,.detail-hero,.article-hero,.about-hero,.contact-hero{grid-template-columns:1fr}.home-hero{padding-top:30px}.hero-copy h1{font-size:56px}.hero-visual{max-width:700px}.diagnostic-builder{grid-template-columns:1fr}.builder-result{grid-column:auto}.fault-lab,.model-station,.cost-matrix,.area-panel,.limits-panel,.evidence-panel,.about-story,.contact-grid{grid-template-columns:1fr}.fault-lab,.cost-matrix{padding:45px}.model-card{max-width:550px}.appliance-grid{grid-template-columns:repeat(2,1fr)}.sector-rail{grid-template-columns:repeat(3,1fr)}.article-feature{grid-template-columns:1fr 1fr}.limits-panel ul{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2}.catalog-grid{grid-template-columns:1fr 1fr}.scope-intro{grid-template-columns:1fr}.article-layout,.company-layout{grid-template-columns:1fr}.article-toc,.company-nav{position:relative;top:auto}.article-toc ol{columns:2}.value-grid{grid-template-columns:1fr 1fr}.about-depth{grid-template-columns:1fr}.company-content{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){
 .dev-notice{font-size:9px;padding:5px 10px}.header-shell,.section,.home-hero,.page-hero,.detail-hero,.article-hero,.about-hero,.contact-hero,.diagnostic-builder,.fault-lab,.cost-matrix,.limits-panel,.inline-request,.footer-call,.footer-grid,.footer-bottom{width:calc(100% - 28px)}
 .section{padding:66px 0}.brand img{width:145px}.primary-nav{right:14px;left:14px}.home-hero{margin-top:14px;min-height:auto;gap:32px}.hero-copy h1{font-size:42px;line-height:1.12}.hero-lead{font-size:15px}.hero-actions .button{width:100%}.hero-proof{display:grid;grid-template-columns:repeat(3,1fr)}.hero-proof span{padding:14px 8px 0;margin:0;border-left:1px solid var(--line);font-size:9px}.hero-proof span:last-child{border-left:0}.hero-proof b{font-size:20px}.hero-visual{padding:0 12px 30px 0}.hero-visual figure{border-radius:23px;aspect-ratio:4/5}.signal-card{width:90%;padding:14px}.signal-card ol{gap:6px}.diagnostic-builder{margin-top:10px;padding:24px 18px;border-radius:24px}.diagnostic-builder h2{font-size:25px}.builder-step>div{display:grid;grid-template-columns:1fr 1fr}.builder-step button{padding:8px}.split-heading{display:block}.split-heading h2,.section-heading h2{font-size:31px}.split-heading .text-link{display:inline-block;margin-top:12px}.service-mosaic,.catalog-grid,.appliance-grid,.article-feature{grid-template-columns:1fr}.mosaic-photo,.catalog-image{height:210px}.fault-lab{padding:30px 20px;border-radius:24px;gap:30px}.fault-intro h2,.model-station>div:last-child h2,.cost-matrix h2,.area-panel h2{font-size:30px}.fault-list{padding:7px 16px}.model-station{gap:35px}.model-station ul{grid-template-columns:1fr}.process-grid ol,.step-grid{grid-template-columns:1fr}.process-grid li,.process-grid li:nth-child(3){border-left:0;border-bottom:1px solid var(--line)}.sector-rail{grid-template-columns:1fr 1fr}.cost-matrix{padding:30px 20px;border-radius:24px;gap:32px}.matrix{grid-template-columns:.72fr 1fr}.limits-panel{padding:32px 20px}.limits-panel h2{font-size:29px}.limits-panel ul{grid-template-columns:1fr}.page-hero,.detail-hero,.article-hero,.about-hero,.contact-hero{padding:32px 20px;border-radius:24px;gap:30px}.page-hero h1,.detail-hero h1,.article-hero h1,.about-hero h1,.contact-hero h1{font-size:36px}.page-hero>div>p,.detail-copy>p,.article-hero>div>p,.about-hero>div>p,.contact-hero>div>p{font-size:14px}.page-hero>aside{min-height:200px}.catalog-tools{display:block}.filter-box{min-width:0}.inline-request{padding:28px 20px;display:block}.inline-request .button{width:100%;margin-top:15px}.detail-photo,.article-hero figure{height:350px}.scope-intro ul,.included-grid,.body-sections,.about-columns,.company-content{grid-template-columns:1fr}.evidence-panel{padding:34px 22px}.included-grid>div{padding:22px}.form-section{width:100%;padding:50px 14px}.request-form{padding:23px 16px;border-radius:22px}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.article-layout{gap:28px}.article-toc{display:none}.article-section h2{font-size:25px}.field-check ul,.article-checklists{grid-template-columns:1fr}.value-grid{grid-template-columns:1fr}.about-story h2{font-size:31px}.permit-note{grid-template-columns:1fr}.contact-expect>div:last-child{grid-template-columns:1fr}.footer-call{display:block}.footer-call h2{font-size:26px}.footer-call .button{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:block;text-align:center}.footer-bottom span{display:block;margin:6px}.whatsapp-float{right:13px;bottom:13px;padding:9px;border-width:2px}.whatsapp-float span{display:none}
}