@media(max-width:1180px){
 :root{--shell:min(100% - 36px,1080px)}
 .nav-grid{grid-template-columns:auto auto 1fr}.menu-toggle{display:block;justify-self:end}.nav-request{justify-self:end}
 .primary-nav{position:absolute;top:128px;right:18px;left:18px;background:var(--paper);border:1px solid var(--ink);box-shadow:var(--shadow);padding:18px;display:grid;grid-template-columns:repeat(4,1fr);opacity:0;visibility:hidden;transform:translateY(-12px);transition:.22s}.primary-nav.is-open{opacity:1;visibility:visible;transform:none}.primary-nav a{padding:12px;border-bottom:1px solid var(--line)}
 .hero-grid{grid-template-columns:1fr .58fr;gap:40px}.hero-copy h1{font-size:clamp(3.2rem,7vw,5.6rem)}.hero-metrics{grid-template-columns:repeat(3,135px) 1fr}
 .slope-grid,.source-grid,.price-grid{gap:45px}.rain-track{grid-template-columns:repeat(3,1fr);gap:35px 0}.rain-track::before{display:none}
 .skyline{grid-template-columns:repeat(3,1fr);height:auto;align-items:stretch}.tower{min-height:300px!important}
 .footer-grid{grid-template-columns:1.5fr repeat(3,.65fr);gap:30px}.footer-brand{grid-template-columns:80px 1fr}
 .atlas-cover-grid,.dossier-grid{grid-template-columns:80px 1fr 300px;gap:35px}
 .matrix-row{grid-template-columns:1fr 1fr 1fr 105px}.matrix-row>span,.matrix-row>a{padding:16px}
 .execution-strips>a{grid-template-columns:70px .9fr 1.1fr 90px;gap:18px}
 .weather-cover-grid{grid-template-columns:80px 1fr}
}

@media(max-width:900px){
 :root{--shell:calc(100% - 32px)}
 .section{padding:78px 0}.section-head{align-items:start;flex-direction:column;gap:16px;margin-bottom:34px}.section-head h2{font-size:clamp(2rem,7vw,3.6rem)}
 .weather-line .shell{height:auto;min-height:38px;gap:10px}.weather-line p{max-width:65%;line-height:1.3}.nav-grid{height:80px}.primary-nav{top:118px;grid-template-columns:repeat(2,1fr)}
 .home-hero{min-height:auto}.hero-grid{grid-template-columns:1fr;min-height:auto;padding-block:65px 35px}.hero-copy{max-width:100%}.roof-radar{width:100%;display:grid;grid-template-columns:300px 1fr;gap:30px;align-items:center}.radar-disc{width:300px}.hero-metrics{grid-template-columns:repeat(3,1fr);padding:18px 0}.hero-metrics>p{grid-column:1/-1;text-align:right}
 .decision-grid{grid-template-columns:1fr 1fr}.decision-grid article:nth-child(3){border-inline-start:0;border-top:1px solid var(--line)}.decision-grid article:nth-child(4){border-top:1px solid var(--line)}
 .slope-grid,.source-grid,.price-grid,.area-grid,.about-cover-grid,.about-method-grid,.about-evidence-grid,.manifesto-grid,.dossier-summary-grid,.boundary-grid,.article-entry-grid,.contact-grid{grid-template-columns:1fr}
 .slope-grid{gap:35px}.slope-board{height:400px}.source-photo{max-width:540px}.source-photo img{aspect-ratio:16/11}.system-layout{grid-template-columns:1fr}.system-tabs{display:grid;grid-template-columns:1fr 1fr;border-left:0;border-bottom:1px solid var(--ink)}.system-tabs button{min-height:64px}.system-screen{padding:38px}
 .case-orbits,.faq-grid,.related-grid,.commitment-grid,.contract-columns{grid-template-columns:1fr}.case-orbits h3{min-height:auto}.faq-grid article{border-left:0;border-bottom:1px solid var(--line)}
 .area-map{transform:none}.guide-home-grid a,.guide-home-grid a:nth-child(1),.guide-home-grid a:nth-child(5){grid-column:span 6;display:block;padding:0 0 26px}.guide-home-grid a:nth-child(1) img,.guide-home-grid a:nth-child(5) img{height:230px;min-height:0}.guide-home-grid a:nth-child(1) span,.guide-home-grid a:nth-child(5) span{margin:20px 22px 0}.guide-home-grid a:nth-child(1) h3,.guide-home-grid a:nth-child(5) h3{margin:10px 22px;font-size:1.2rem}.guide-home-grid a:nth-child(1) p,.guide-home-grid a:nth-child(5) p{margin:0 22px}.guide-home-grid a:nth-child(1)>b,.guide-home-grid a:nth-child(5)>b{margin:18px 22px 0}
 .dispatch-grid,.brief-grid{grid-template-columns:1fr;gap:30px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-base{align-items:flex-start;flex-direction:column;padding:18px 0}
 .atlas-cover-grid,.dossier-grid{grid-template-columns:70px 1fr}.atlas-image,.dossier-photo{grid-column:2;max-width:520px}.atlas-image img,.dossier-photo img{aspect-ratio:16/9}.cover-coordinate,.dossier-index{grid-row:1/3}.atlas-cover h1,.dossier-title h1{font-size:clamp(2.7rem,8vw,5rem)}
 .atlas-feature{grid-template-columns:1fr;gap:35px}.matrix-table{overflow-x:auto}.matrix-row{min-width:850px}.route-network{grid-template-columns:1fr 1fr}.profile-stacks{grid-template-columns:1fr 1fr}.profile{grid-column:auto}.profile:nth-child(2),.profile:nth-child(5){margin-top:0}
 .execution-strips>a{grid-template-columns:65px 1fr 80px}.execution-strips dl{grid-column:2}.measure-cards{grid-template-columns:1fr 1fr}.contour-chapter{grid-template-columns:80px minmax(0,1fr);gap:30px}.chapter-radar span{display:none}.chapter-radar a{flex:1}
 .manifesto-mark{position:relative;top:0;min-height:250px}.about-method img{position:relative;top:0;height:auto;aspect-ratio:16/10}.local-links{grid-template-columns:repeat(3,1fr)}
 .static-cover>.shell{grid-template-columns:90px 1fr}.price-ledger{grid-template-columns:1fr 1fr}.price-advice{grid-template-columns:1fr}.case-study{grid-template-columns:1fr}.faq-page>.shell{grid-template-columns:1fr}.faq-page aside{position:relative;top:0}.policy-grid{grid-template-columns:1fr 1fr}
}

@media(max-width:640px){
 :root{--shell:calc(100% - 24px)}
 body{line-height:1.7}.section{padding:62px 0}
 .weather-line p{display:none}.weather-line .shell{justify-content:center}.nav-grid{grid-template-columns:auto 1fr auto;gap:10px}.brand small,.nav-request{display:none}.brand strong{font-size:1.25rem}.brand-mark{width:42px;height:42px}.primary-nav{right:12px;left:12px;grid-template-columns:1fr;max-height:calc(100vh - 135px);overflow:auto}.primary-nav a{font-size:.9rem}
 .hero-grid{padding-top:52px}.hero-copy h1{font-size:clamp(2.65rem,13vw,4rem)}.hero-lead{font-size:1rem}.hero-actions{align-items:stretch;flex-direction:column}.hero-signals{gap:6px}.roof-radar{grid-template-columns:1fr}.radar-disc{width:min(88vw,330px)}.hero-metrics{grid-template-columns:1fr 1fr}.hero-metrics>div:nth-child(3){grid-column:1/-1}.hero-metrics>p{font-size:.68rem}
 .decision-grid{grid-template-columns:1fr}.decision-grid article{border-inline-start:0!important;border-top:1px solid var(--line)}.decision-grid article:first-child{border-top:0}
 .slope-board{height:330px}.slope-board button span{display:none}.slope-report{padding:28px;box-shadow:8px 8px 0 var(--storm)}
 .service-bands>a{grid-template-columns:50px 1fr;gap:15px;padding:20px 0}.service-bands p,.service-bands>a>b{grid-column:2}.band-no{width:42px;height:42px}.source-cells{grid-template-columns:1fr}.source-cells a:nth-child(odd){padding-left:0;border-left:0}.source-photo::before{inset:16px -10px -10px 16px}
 .system-tabs{grid-template-columns:1fr}.system-screen{padding:28px 22px}.system-screen dl{grid-template-columns:1fr}.system-screen dl div:first-child{padding-left:0;border-left:0}
 .rain-track{grid-template-columns:1fr 1fr}.skyline{grid-template-columns:1fr 1fr}.tower{min-height:260px!important}.price-factors{grid-template-columns:1fr}.price-factors span:nth-child(odd){border-left:0}
 .area-map{grid-template-columns:1fr 1fr}.area-map a{min-height:100px}.guide-home-grid a,.guide-home-grid a:nth-child(1),.guide-home-grid a:nth-child(5){grid-column:1/-1}.guide-home-grid img{height:210px}.guide-home-grid a:nth-child(1) img,.guide-home-grid a:nth-child(5) img{height:210px}
 .footer-grid{grid-template-columns:1fr}.footer-brand{grid-template-columns:70px 1fr}.footer-gauge{height:150px}.whatsapp-float{width:64px;height:64px}.whatsapp-float svg{width:34px}.wa-label{display:none}
 .atlas-cover,.static-cover{padding:50px 0}.atlas-cover-grid,.dossier-grid{grid-template-columns:48px 1fr;gap:20px}.cover-coordinate,.dossier-index{min-height:280px}.cover-coordinate strong,.dossier-index strong{font-size:2rem}.atlas-cover h1,.dossier-title h1{font-size:clamp(2.35rem,11vw,3.6rem)}.cover-actions,.dossier-actions{align-items:stretch;flex-direction:column}.atlas-image,.dossier-photo{grid-column:1/-1}.atlas-image span{right:10px}.dossier-photo span{left:10px}
 .atlas-feature h2{font-size:2rem}.atlas-feature dl div{grid-template-columns:1fr}.contour-list>a{grid-template-columns:45px 1fr}.contour-list>a>b{grid-column:2}.contour-list h2{font-size:1.15rem}.route-network{grid-template-columns:1fr}.route-network a{min-height:270px}.symptom-map{grid-template-columns:1fr}.profile-stacks{grid-template-columns:1fr}.profile{min-height:380px}
 .execution-strips>a{grid-template-columns:52px 1fr}.execution-strips dl,.execution-strips>a>b{grid-column:2}.execution-strips dl{grid-template-columns:1fr}.execution-strips dl div{padding-inline:0;border-right:0}.strip-index{width:48px;height:48px}
 .dossier-summary aside{padding:28px}.cross-head{display:block}.layer-stack article{width:100%;margin-right:0;grid-template-columns:38px 1fr;padding:14px}.layer-stack article p{grid-column:2}.measure-cards{grid-template-columns:1fr}.boundary-diagram{min-height:350px}.ledger>div{grid-template-columns:90px 1fr}.ledger b{display:none}
 .weather-cover{min-height:620px}.weather-cover-grid{grid-template-columns:48px 1fr;gap:20px;padding-block:55px}.weather-code{min-height:430px}.weather-cover h1{font-size:clamp(2.35rem,11vw,3.8rem)}.weather-meta{grid-template-columns:1fr}.weather-meta span:first-child{padding-left:0;border-left:0;border-bottom:1px solid rgba(255,255,255,.2)}.chapter-radar .shell{overflow-x:auto}.chapter-radar a{flex:0 0 38px}.article-entry{padding:55px 0}.contour-chapter{grid-template-columns:42px 1fr;gap:18px;padding:55px 0}.chapter-coordinate>span{width:42px;height:42px}.chapter-body h2{font-size:1.65rem}.chapter-body p{font-size:.98rem;line-height:1.95}
 .about-cover h1{font-size:clamp(2.5rem,12vw,4rem)}.about-scope>div{right:10px}.manifesto-grid{gap:35px}.about-method-grid{gap:35px}.value-grid,.portfolio-grid{grid-template-columns:1fr}.local-links{grid-template-columns:1fr 1fr}
 .static-cover>.shell{grid-template-columns:52px 1fr;gap:20px}.static-code{height:220px}.static-cover h1{font-size:clamp(2.25rem,10vw,3.4rem)}.price-ledger,.policy-grid{grid-template-columns:1fr}.price-advice{padding:28px}.case-study h2{font-size:1.6rem}.case-study>div{grid-template-columns:1fr;padding:24px}.case-study h3{border-bottom:0;padding-bottom:2px}.case-study p{padding-top:2px}.faq-list summary{grid-template-columns:38px 1fr 24px;gap:10px}.faq-list details>p{padding-right:48px}.survey-form{grid-template-columns:1fr;padding:24px}.survey-form label,.survey-form .full,.form-head{grid-column:1}.contact-register{padding:28px}.not-found strong{font-size:5rem}.not-found>div>div{flex-direction:column}
}

@media(max-width:400px){
 .brand{gap:7px}.brand strong{font-size:1.12rem}.menu-toggle{padding:4px}.hero-copy h1{font-size:2.55rem}.hero-metrics{grid-template-columns:1fr}
 .hero-metrics>div:nth-child(3){grid-column:auto}.radar-disc{width:284px}.area-map,.skyline,.rain-track,.local-links{grid-template-columns:1fr}
 .footer-brand{grid-template-columns:1fr}.footer-gauge{display:none}.atlas-cover-grid,.dossier-grid,.weather-cover-grid{grid-template-columns:1fr}.cover-coordinate,.dossier-index,.weather-code{display:none}.atlas-image,.dossier-photo{grid-column:1}
 .contour-chapter{grid-template-columns:1fr}.chapter-coordinate{display:none}.static-cover>.shell{grid-template-columns:1fr}.static-code{display:none}
}