@media(max-width:1180px){
  :root{--shell:min(100% - 40px,1120px)}
  .desktop-nav{display:none}.menu-toggle{display:block}.home-hero{grid-template-columns:1fr 1fr}.hero-copy{padding-inline:34px}.hero-visual{padding:24px}.hero-visual figure{height:620px;border-radius:32px}.symptom-tabs{grid-template-columns:repeat(3,1fr)}.service-grid,.listing-grid{grid-template-columns:repeat(2,1fr)}.system-rail{grid-template-columns:repeat(2,1fr)}.fcu-feature{gap:45px}.cost-equation{grid-template-columns:1fr 1fr;gap:12px}.cost-equation>i{display:none}.article-card{grid-template-columns:1fr}.article-card>a img{height:260px}.article-card>div{padding:24px}.page-hero{grid-template-columns:1fr 300px;gap:50px}.detail-hero{grid-template-columns:1fr 1fr}.detail-title{padding-inline:34px}.detail-content{grid-template-columns:1fr 270px;gap:45px}.detail-block{grid-template-columns:220px 1fr;gap:35px}.guide-layout{grid-template-columns:250px minmax(0,1fr);gap:50px}.about-hero{grid-template-columns:1fr 380px;gap:50px}.about-gauge{width:350px;height:350px}.principle-grid{grid-template-columns:repeat(2,1fr)}.contact-layout{grid-template-columns:1fr 340px}.footer-shell{grid-template-columns:1.4fr repeat(3,1fr);gap:30px}
}
@media(max-width:820px){
  :root{--shell:calc(100% - 28px)}.section{padding-block:72px}.header-shell{height:74px;padding-inline:16px;grid-template-columns:auto 1fr auto}.brand img{width:132px}.header-cta span:first-child{display:none}.header-cta{width:46px;height:46px;padding:0;justify-content:center}.home-hero{display:flex;flex-direction:column;min-height:0}.hero-copy{padding:58px 20px 44px}.hero-route{margin-bottom:25px}.hero-copy h1{font-size:2.85rem}.hero-lead{font-size:1rem}.hero-trust{gap:18px;justify-content:space-between}.hero-trust li{display:flex;flex-direction:column;align-items:start}.hero-visual{padding:14px;background:var(--cyan-2)}.hero-visual figure{height:440px;border-radius:24px}.measure-card{padding:10px 12px}.measure-card-air{right:5px;top:30px}.measure-card-result{left:5px;bottom:30px}.symptom-dock{margin:14px auto 0;padding:18px}.symptom-dock>.section-heading{display:block}.symptom-tabs{grid-template-columns:repeat(2,1fr)}.split-heading,.form-heading{grid-template-columns:1fr;gap:16px}.service-grid,.listing-grid,.system-rail,.article-grid{grid-template-columns:1fr}.card-image{height:250px}.diagnostic-band{padding:72px 20px;grid-template-columns:1fr;gap:35px}.diagnostic-steps{grid-template-columns:1fr}.fcu-feature{grid-template-columns:1fr}.fcu-media img{height:430px}.cost-section,.area-section{padding-inline:20px}.cost-equation{grid-template-columns:1fr}.process-section,.faq-section{grid-template-columns:1fr;gap:35px}.process-intro,.faq-intro{position:static}.area-console{grid-template-columns:1fr;gap:40px}.area-map{min-height:430px}.article-card{grid-template-columns:1fr}.request-form{padding:25px 18px;border-radius:22px}.form-heading .section-kicker{margin-bottom:0}.form-grid{grid-template-columns:1fr}.field-wide{grid-column:auto}.site-footer{padding-inline:22px}.footer-shell{grid-template-columns:1fr 1fr}.footer-intro{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom div{margin-top:12px}.page-hero{min-height:0;padding:64px 20px;grid-template-columns:1fr;background:linear-gradient(180deg,var(--paper),var(--cyan-2));gap:35px}.page-hero h1{font-size:2.75rem}.index-card{transform:none}.listing-toolbar{grid-template-columns:1fr;gap:20px}.listing-toolbar h2{font-size:2rem}.listing-image{height:240px}.listing-cta{padding:30px 22px;display:block}.listing-cta .button{margin-top:20px}.detail-hero{display:flex;flex-direction:column}.detail-title{padding:54px 20px}.detail-title h1{font-size:2.75rem}.detail-media{padding:14px}.detail-media>img,.area-detail-map{height:430px;min-height:0;border-radius:24px}.detail-fact{right:25px;bottom:28px}.detail-summary{grid-template-columns:1fr;margin-top:14px}.detail-summary div{border-left:0;border-bottom:1px solid rgba(255,255,255,.15);padding:11px}.detail-summary div:last-child{border-bottom:0}.district-grid{grid-template-columns:1fr 1fr}.detail-content{display:block}.content-index{position:static;margin:20px 0 50px}.detail-block{display:block;padding:48px 0}.detail-block-title{margin-bottom:25px}.guide-hero{display:flex;flex-direction:column}.guide-hero>div{padding:55px 20px}.guide-hero h1{font-size:2.75rem}.guide-hero figure{min-height:0;height:420px}.guide-layout{display:block;width:calc(100% - 32px);margin:50px auto}.guide-toc{position:static;max-height:none;margin-bottom:35px}.guide-section h2{font-size:1.8rem}.guide-checklist{grid-template-columns:1fr}.company-content article{grid-template-columns:55px 1fr;gap:18px}.company-content article>span{width:50px;height:50px}.company-content h2{font-size:1.55rem}.about-hero{display:flex;flex-direction:column;padding:58px 20px 120px}.about-hero h1{font-size:2.75rem}.about-gauge{width:300px;height:300px;border-width:30px}.principle-grid,.coverage-values{grid-template-columns:1fr}.story-board{grid-template-columns:1fr}.story-board i{transform:rotate(-90deg);text-align:center}.contact-hero{grid-template-columns:1fr;padding:58px 20px}.contact-hero h1{font-size:2.75rem}.contact-layout{grid-template-columns:1fr}.contact-info{grid-template-columns:1fr}.whatsapp-float{left:12px;bottom:12px;padding:10px}.whatsapp-float span{display:none}
}
@media(max-width:480px){
  h2{font-size:2rem}.hero-copy h1,.page-hero h1,.detail-title h1,.guide-hero h1,.about-hero h1,.contact-hero h1{font-size:2.35rem}.hero-actions .button{width:100%}.hero-trust{gap:8px}.hero-trust b{font-size:1.35rem}.hero-trust span{font-size:.66rem}.hero-visual figure{height:360px}.measure-card strong{font-size:.7rem}.symptom-tabs{grid-template-columns:1fr 1fr}.system-tile img{height:180px}.fcu-media img{height:350px}.area-map{min-height:360px}.island-main{width:110px;height:110px}.area-map .mainland{width:95px;height:95px}.article-card>a img{height:230px}.footer-shell{grid-template-columns:1fr}.footer-intro{grid-column:auto}.district-grid{grid-template-columns:1fr}.guide-hero figure{height:330px}.guide-section p{font-size:.98rem}.company-content article{display:block}.company-content article>span{margin-bottom:18px}.contact-layout .request-form{padding:24px 16px}.about-gauge{width:250px;height:250px}.about-gauge::before{height:90px;transform:translateY(-43px) rotate(42deg)}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}