:root{--g950:#032f28;--g900:#063d34;--g800:#0a5145;--g700:#11685a;--g100:#e4f0ec;--amber:#f6a915;--amber2:#ffbf43;--red:#b41627;--red2:#cf2637;--ink:#16221f;--muted:#60706b;--paper:#fffdf8;--cream:#f5f1e7;--line:#dce5e1;--white:#fff;--shadow:0 24px 70px rgba(3,47,40,.15);--shadow-sm:0 12px 34px rgba(3,47,40,.1);--r:22px;--container:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.62;overflow-x:hidden}body.menu-open{overflow:hidden}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}svg{display:block}.container{width:min(calc(100% - 40px),var(--container));margin:auto}.section{padding:92px 0}.section-sm{padding:62px 0}.center{text-align:center}.center .lead{margin-inline:auto}.muted{color:var(--muted)}.eyebrow{display:inline-flex;align-items:center;gap:9px;margin-bottom:15px;color:var(--g700);font-size:.78rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.eyebrow:before{content:"";width:25px;height:3px;border-radius:99px;background:var(--amber)}h1,h2,h3,h4{margin:0 0 16px;color:var(--g950);font-family:"Arial Narrow","Roboto Condensed",Impact,sans-serif;line-height:.98;letter-spacing:-.03em}h1{font-size:clamp(3.1rem,7vw,6.8rem)}h2{font-size:clamp(2.45rem,5vw,4.7rem)}h3{font-size:clamp(1.45rem,2vw,2rem)}p{margin:0 0 18px}.lead{font-size:clamp(1.06rem,1.8vw,1.28rem);color:var(--muted);max-width:720px}.accent{color:var(--red2)}.amber{color:var(--amber)}
.skip{position:fixed;left:16px;top:-80px;z-index:9999;background:var(--g950);color:#fff;padding:12px 16px;border-radius:10px}.skip:focus{top:16px}.scroll-progress{position:fixed;left:0;top:0;height:3px;width:0;background:linear-gradient(90deg,var(--amber),var(--red));z-index:3000}.topbar{background:var(--g950);color:#eaf4f1;font-size:.86rem}.topbar .container{min-height:40px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar-links{display:flex;gap:22px;align-items:center}.topbar a:hover{color:var(--amber2)}
.site-header{position:sticky;top:0;z-index:1500;background:rgba(255,253,248,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(3,47,40,.08)}.nav{min-height:84px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;margin-right:auto}.brand img{width:226px;height:auto}.nav-links{display:flex;align-items:center;gap:3px}.nav-link,.nav-drop-button{display:flex;align-items:center;gap:6px;padding:11px 12px;border:0;border-radius:11px;background:transparent;color:#32413e;font-weight:780;font-size:.92rem}.nav-link:hover,.nav-link.active,.nav-drop-button:hover,.nav-drop-button.active{background:rgba(6,61,52,.07);color:var(--g900)}.nav-link.active,.nav-drop-button.active{box-shadow:inset 0 -2px var(--amber)}.nav-drop{position:relative}.nav-drop-button svg{width:16px;height:16px;transition:transform .2s}.nav-drop.open .nav-drop-button svg{transform:rotate(180deg)}.drop-panel{position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%,-8px);width:330px;padding:10px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.2s}.nav-drop.open .drop-panel{opacity:1;visibility:visible;transform:translate(-50%,0)}.drop-panel a{display:grid;grid-template-columns:42px 1fr;gap:10px;padding:11px;border-radius:12px}.drop-panel a:hover{background:var(--cream)}.drop-icon{width:42px;height:42px;border-radius:12px;background:var(--g100);color:var(--g800);display:grid;place-items:center}.drop-icon svg{width:20px;height:20px}.drop-panel strong{display:block;color:var(--g950);font-size:.94rem}.drop-panel span{display:block;color:var(--muted);font-size:.78rem}.nav-actions{display:flex;align-items:center;gap:10px}.menu-button{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--g900);place-items:center}.menu-button svg{width:24px;height:24px}.mobile-overlay{display:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:0 21px;border:0;border-radius:13px;font-weight:900;transition:transform .2s,box-shadow .2s,background .2s}.btn:hover{transform:translateY(-2px)}.btn svg{width:19px;height:19px}.btn-primary{background:var(--g900);color:#fff;box-shadow:0 11px 25px rgba(6,61,52,.22)}.btn-primary:hover{background:var(--g800);box-shadow:0 15px 32px rgba(6,61,52,.28)}.btn-amber{background:var(--amber);color:var(--g950);box-shadow:0 11px 24px rgba(246,169,21,.27)}.btn-amber:hover{background:var(--amber2)}.btn-outline{background:#fff;border:1px solid rgba(6,61,52,.23);color:var(--g900)}.btn-outline:hover{box-shadow:var(--shadow-sm)}.btn-white{background:#fff;color:var(--g950)}.btn-sm{min-height:43px;padding:0 16px;font-size:.9rem;border-radius:11px}.button-row{display:flex;flex-wrap:wrap;gap:11px}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 84% 12%,rgba(246,169,21,.22),transparent 30%),linear-gradient(135deg,#fbfaf5,#f1f5ef 58%,#e7efea);min-height:730px;display:grid;align-items:center}.hero:before{content:"";position:absolute;width:500px;height:500px;border:55px solid rgba(180,22,39,.08);border-radius:50%;right:-260px;top:-290px}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.04fr .96fr;gap:62px;align-items:center;padding:72px 0 88px}.hero-copy{max-width:700px}.hero-copy h1 span{display:block}.hero-copy .lead{margin-bottom:27px}.hero-proof{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid rgba(6,61,52,.1);border-radius:999px;background:rgba(255,255,255,.77);font-size:.84rem;font-weight:780;color:#3b4d48}.chip svg{width:17px;height:17px;color:var(--g700)}.hero-art{position:relative;min-height:560px}.photo{position:absolute;overflow:hidden;border:8px solid #fff;box-shadow:var(--shadow)}.photo img{width:100%;height:100%;object-fit:cover}.photo.gas{width:74%;height:79%;right:0;top:0;border-radius:28px 74px 28px 28px}.photo.elec{width:57%;height:48%;left:0;bottom:0;border-radius:25px}.roundel{position:absolute;left:7%;top:7%;z-index:4;width:154px;aspect-ratio:1;border-radius:50%;display:grid;place-content:center;text-align:center;background:var(--g950);color:#fff;border:7px solid var(--amber);box-shadow:var(--shadow);transform:rotate(-6deg);font-size:.86rem;font-weight:900;text-transform:uppercase;line-height:1.18}.roundel strong{display:block;color:var(--amber2);font-size:1.6rem}.hero-swoosh{position:absolute;right:-10%;bottom:8%;width:65%;height:36px;border-top:8px solid var(--red2);border-bottom:6px solid var(--amber);border-radius:50%;transform:rotate(-8deg)}
.quick-panel{position:relative;z-index:10;margin-top:-42px}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;background:#fff;border:1px solid rgba(6,61,52,.08);border-radius:23px;box-shadow:var(--shadow)}.quick-item{display:flex;align-items:center;gap:12px;padding:23px;border-right:1px solid var(--line)}.quick-item:last-child{border:0}.iconbox{width:48px;height:48px;flex:0 0 auto;display:grid;place-items:center;border-radius:14px;background:var(--g100);color:var(--g800)}.iconbox.amber-bg{background:#fff2d3;color:#d18500}.iconbox.red-bg{background:#fde5e8;color:var(--red)}.iconbox svg{width:24px;height:24px}.quick-item strong{display:block;color:var(--g950);line-height:1.2}.quick-item small{display:block;color:var(--muted);margin-top:3px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s}.card:hover{transform:translateY(-7px);box-shadow:var(--shadow)}.card-image{height:265px;overflow:hidden}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.card:hover .card-image img{transform:scale(1.04)}.card-body{padding:27px}.tag{display:inline-flex;padding:6px 10px;border-radius:999px;background:var(--g100);color:var(--g800);font-size:.74rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px}.card-link{display:inline-flex;align-items:center;gap:7px;color:var(--g800);font-weight:900}.card-link svg{width:18px;height:18px;transition:transform .2s}.card-link:hover svg{transform:translateX(4px)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.media-stack{position:relative}.media-stack img{width:100%;min-height:520px;object-fit:cover;border-radius:35px 85px 35px 35px;box-shadow:var(--shadow)}.float-note{position:absolute;left:-25px;bottom:28px;max-width:260px;padding:20px 22px;border-radius:17px;background:var(--g950);color:#fff;box-shadow:var(--shadow)}.float-note strong{display:block;color:var(--amber2);font-size:1.1rem}.checklist{list-style:none;padding:0;margin:24px 0 30px;display:grid;gap:13px}.checklist li{display:flex;gap:11px;align-items:flex-start}.checklist svg{width:22px;height:22px;flex:0 0 auto;color:var(--g700);margin-top:2px}.cream{background:var(--cream)}.dark{background:var(--g950);color:#fff}.dark h2,.dark h3{color:#fff}.dark .lead{color:#c6d7d2}.dark .eyebrow{color:var(--amber2)}
.finder{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;margin-top:38px}.finder-nav{display:grid;gap:11px}.finder-choice{display:grid;grid-template-columns:50px 1fr auto;gap:13px;align-items:center;width:100%;padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff;text-align:left;color:var(--ink);transition:.2s}.finder-choice:hover,.finder-choice.active{border-color:rgba(6,61,52,.34);box-shadow:var(--shadow-sm);transform:translateX(4px)}.finder-choice.active{background:var(--g950);color:#fff}.finder-choice .iconbox{width:50px;height:50px}.finder-choice.active .iconbox{background:rgba(255,255,255,.12);color:var(--amber2)}.finder-choice strong{display:block}.finder-choice small{display:block;opacity:.7}.finder-choice>svg{width:19px;height:19px}.finder-result{position:relative;min-height:390px;overflow:hidden;border-radius:27px;background:linear-gradient(145deg,var(--g900),var(--g950));color:#fff;padding:42px}.finder-result:after{content:"";position:absolute;width:260px;height:260px;border:35px solid rgba(246,169,21,.15);border-radius:50%;right:-120px;bottom:-130px}.finder-result h3{color:#fff;font-size:clamp(2rem,4vw,3.5rem)}.finder-result p{color:#d3e0dc;max-width:580px}.finder-result>*{position:relative;z-index:1}.finder-badge{display:inline-flex;gap:8px;align-items:center;padding:7px 10px;border:1px solid rgba(255,255,255,.15);border-radius:999px;font-size:.78rem;font-weight:900;color:var(--amber2);margin-bottom:20px}.finder-badge svg{width:17px;height:17px}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}.price-card{padding:29px;border:1px solid rgba(255,255,255,.13);border-radius:22px;background:rgba(255,255,255,.06);text-align:center}.price-card.featured{background:#fff;color:var(--ink);transform:translateY(-9px);box-shadow:var(--shadow)}.price-card.featured h3{color:var(--g950)}.price-card h3{font-size:3.2rem;margin-bottom:8px}.price{font-size:2rem;font-weight:950;color:var(--amber2)}.featured .price{color:var(--red)}.price-card p{font-size:.9rem;opacity:.75}
.page-hero{position:relative;overflow:hidden;padding:88px 0 78px;background:radial-gradient(circle at 88% 20%,rgba(246,169,21,.23),transparent 31%),linear-gradient(135deg,#f9f8f2,#eaf1ec)}.page-hero:after{content:"";position:absolute;width:330px;height:330px;border:43px solid rgba(180,22,39,.08);border-radius:50%;right:-150px;top:-180px}.page-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center}.page-hero h1{font-size:clamp(3.2rem,6vw,5.9rem)}.page-hero-image{height:420px;border:8px solid #fff;border-radius:30px 80px 30px 30px;overflow:hidden;box-shadow:var(--shadow)}.page-hero-image img{width:100%;height:100%;object-fit:cover}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:.88rem;font-weight:700;margin-bottom:16px}.breadcrumbs a:hover{color:var(--g800)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{padding:25px;border-radius:20px;border:1px solid var(--line);background:#fff}.feature .iconbox{margin-bottom:18px}.feature p{color:var(--muted)}.process{counter-reset:steps;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{position:relative;padding:28px 23px;border:1px solid var(--line);border-radius:20px;background:#fff}.step:before{counter-increment:steps;content:"0" counter(steps);display:block;color:var(--amber);font-family:Impact,sans-serif;font-size:2rem;letter-spacing:.03em;margin-bottom:18px}.step p{color:var(--muted);font-size:.93rem}.notice{padding:22px;border-left:5px solid var(--amber);border-radius:0 16px 16px 0;background:#fff7df;color:#493a18}.notice strong{color:var(--g950)}
.calculator-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start}.order-builder{border:1px solid var(--line);border-radius:25px;background:#fff;padding:28px;box-shadow:var(--shadow-sm)}.product-row{display:grid;grid-template-columns:86px 1fr auto;gap:18px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.product-row:last-of-type{border-bottom:0}.product-row img{width:78px;height:90px;object-fit:contain}.product-meta strong{display:block;font-size:1.2rem;color:var(--g950)}.product-meta span{color:var(--muted);font-size:.9rem}.qty{display:flex;align-items:center;border:1px solid var(--line);border-radius:12px;overflow:hidden}.qty button{width:38px;height:42px;border:0;background:var(--cream);color:var(--g900);font-size:1.3rem}.qty input{width:52px;height:42px;border:0;text-align:center;font-weight:900;appearance:textfield}.qty input::-webkit-inner-spin-button{appearance:none}.summary{position:sticky;top:116px;padding:29px;border-radius:25px;background:var(--g950);color:#fff;box-shadow:var(--shadow)}.summary h3{color:#fff}.summary-total{font-family:Impact,sans-serif;font-size:3.5rem;color:var(--amber2);line-height:1;margin:18px 0}.summary-lines{display:grid;gap:8px;margin:18px 0 24px;color:#c7d9d4}.summary .btn{width:100%}.summary small{display:block;color:#afc4be;margin-top:14px}.compare-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}.compare-tabs button{padding:10px 15px;border:1px solid var(--line);border-radius:999px;background:#fff;font-weight:850;color:var(--g800)}.compare-tabs button.active{background:var(--g900);color:#fff;border-color:var(--g900)}.compare-panel{padding:30px;border:1px solid var(--line);border-radius:22px;background:#fff}.compare-panel h3{font-size:3rem}.compare-panel ul{margin:20px 0;color:var(--muted)}
.form-card{padding:30px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:var(--shadow-sm)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-weight:850;color:var(--g950);font-size:.9rem}.field input,.field select,.field textarea{width:100%;border:1px solid #ccd8d3;border-radius:12px;background:#fff;padding:13px 14px;color:var(--ink);outline:0}.field textarea{min-height:130px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--g700);box-shadow:0 0 0 4px rgba(17,104,90,.12)}.form-status{min-height:24px;color:var(--g700);font-weight:750;margin-top:12px}.contact-cards{display:grid;gap:14px}.contact-card{display:grid;grid-template-columns:54px 1fr auto;gap:14px;align-items:center;padding:19px;border:1px solid var(--line);border-radius:18px;background:#fff}.contact-card h3{margin:0 0 3px;font-size:1.4rem}.contact-card p{margin:0;color:var(--muted);font-size:.9rem}.copy-btn{border:1px solid var(--line);border-radius:10px;background:var(--cream);padding:9px 11px;color:var(--g800);font-size:.8rem;font-weight:850}
.faq-tools{display:flex;gap:12px;align-items:center;margin:34px 0 20px}.searchbox{position:relative;flex:1}.searchbox svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--muted)}.searchbox input{width:100%;height:50px;padding:0 15px 0 46px;border:1px solid var(--line);border-radius:13px;background:#fff}.faq-list{display:grid;gap:12px}.faq-item{border:1px solid var(--line);border-radius:17px;background:#fff;overflow:hidden}.faq-question{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;border:0;background:#fff;padding:20px 21px;text-align:left;color:var(--g950);font-weight:900}.faq-question svg{width:21px;height:21px;transition:transform .2s}.faq-item.open .faq-question svg{transform:rotate(45deg)}.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s}.faq-answer>div{overflow:hidden}.faq-answer p{padding:0 21px 21px;margin:0;color:var(--muted)}.faq-item.open .faq-answer{grid-template-rows:1fr}.faq-empty{display:none;padding:26px;text-align:center;color:var(--muted)}
.gallery-filters{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin:30px 0}.filter-btn{padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--g800);font-weight:850}.filter-btn.active{background:var(--g900);color:#fff;border-color:var(--g900)}.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:270px;gap:16px}.gallery-item{position:relative;overflow:hidden;border:0;border-radius:20px;padding:0;background:#ddd;text-align:left}.gallery-item.tall{grid-row:span 2}.gallery-item.wide{grid-column:span 2}.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .45s}.gallery-item:after{content:"";position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(3,47,40,.92))}.gallery-item:hover img{transform:scale(1.05)}.gallery-caption{position:absolute;z-index:2;left:20px;right:20px;bottom:17px;color:#fff}.gallery-caption strong{display:block;font-size:1.05rem}.gallery-caption span{font-size:.82rem;color:#d7e5e1}.gallery-item[hidden]{display:none}.lightbox{border:0;border-radius:23px;padding:0;max-width:min(1000px,92vw);width:100%;background:#0b1513;color:#fff;box-shadow:var(--shadow)}.lightbox::backdrop{background:rgba(0,0,0,.82);backdrop-filter:blur(6px)}.lightbox img{width:100%;max-height:76vh;object-fit:contain}.lightbox-info{padding:17px 20px}.lightbox-close{position:absolute;right:12px;top:12px;width:44px;height:44px;border:0;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;display:grid;place-items:center}.lightbox-close svg{width:22px;height:22px}
.safety-check{display:grid;gap:11px;margin-top:22px}.safety-check label{display:flex;align-items:flex-start;gap:12px;padding:15px;border:1px solid var(--line);border-radius:14px;background:#fff}.safety-check input{width:20px;height:20px;accent-color:var(--g800);margin-top:2px}.safety-progress{height:10px;border-radius:99px;background:#dde8e4;overflow:hidden;margin:19px 0 8px}.safety-progress span{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--g700),var(--amber));transition:width .25s}.safety-score{color:var(--muted);font-size:.88rem}
.cta{position:relative;overflow:hidden;padding:46px;border-radius:31px;background:linear-gradient(130deg,var(--g900),var(--g950));color:#fff;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta:after{content:"";position:absolute;width:240px;height:240px;border:36px solid rgba(246,169,21,.16);border-radius:50%;right:-100px;top:-120px}.cta h2{color:#fff;font-size:clamp(2.4rem,4vw,4rem)}.cta p{color:#c4d6d1;max-width:650px}.cta>div,.cta>.button-row{position:relative;z-index:1}.legal{max-width:880px}.legal h2{font-size:2.2rem;margin-top:36px}.legal p,.legal li{color:var(--muted)}
.site-footer{background:#022822;color:#c5d8d2;padding-top:68px}.footer-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr .9fr;gap:45px}.footer-logo{width:255px;background:#fff;border-radius:14px;padding:10px;margin-bottom:18px}.site-footer h3{color:#fff;font-size:1.25rem;margin-bottom:18px}.footer-links{display:grid;gap:9px}.footer-links a:hover{color:var(--amber2)}.footer-contact a{display:flex;align-items:center;gap:9px;margin-bottom:10px}.footer-contact svg{width:18px;height:18px;color:var(--amber2)}.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:19px 0;display:flex;justify-content:space-between;gap:20px;font-size:.82rem}.footer-bottom-links{display:flex;flex-wrap:wrap;gap:15px}.footer-ribbon{display:grid;grid-template-columns:repeat(3,1fr);margin-top:50px;background:#063d34}.footer-ribbon div{display:flex;align-items:center;justify-content:center;gap:9px;padding:13px;border-right:1px solid rgba(255,255,255,.1);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}.footer-ribbon svg{width:18px;height:18px;color:var(--amber2)}
.floating-actions{position:fixed;right:19px;bottom:20px;z-index:1300;display:grid;gap:10px}.float-btn{width:54px;height:54px;border:0;border-radius:50%;display:grid;place-items:center;box-shadow:0 14px 34px rgba(3,47,40,.25);transition:.2s}.float-btn:hover{transform:translateY(-3px)}.float-btn svg{width:25px;height:25px}.whatsapp{background:#24d366;color:#fff}.to-top{background:#fff;color:var(--g900);opacity:0;visibility:hidden;transform:translateY(10px)}.to-top.show{opacity:1;visibility:visible;transform:none}.mobile-bar{display:none}.reveal{opacity:0;transform:translateY(24px);transition:opacity .65s,transform .65s}.reveal.visible{opacity:1;transform:none}
@media(max-width:1080px){.nav-links{display:none}.menu-button{display:grid}.nav-actions .btn{display:none}.mobile-overlay{display:block;position:fixed;inset:0;z-index:1400;background:rgba(3,30,26,.55);opacity:0;visibility:hidden;transition:.2s}.mobile-panel{position:absolute;right:0;top:0;width:min(390px,91vw);height:100%;background:var(--paper);padding:22px;transform:translateX(100%);transition:.25s;overflow-y:auto}.menu-open .mobile-overlay{opacity:1;visibility:visible}.menu-open .mobile-panel{transform:none}.mobile-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.mobile-head img{width:205px}.mobile-close{width:43px;height:43px;border:1px solid var(--line);border-radius:12px;background:#fff;display:grid;place-items:center}.mobile-close svg{width:22px;height:22px}.mobile-nav{display:grid;gap:5px}.mobile-nav a,.mobile-group-title{padding:13px 14px;border-radius:11px;font-weight:850}.mobile-nav a:hover,.mobile-nav a.active{background:var(--g100);color:var(--g900)}.mobile-group{padding:7px 0 7px 14px;border-left:2px solid var(--amber);margin-left:13px;display:grid}.mobile-group a{font-size:.9rem}.mobile-cta{display:grid;gap:10px;margin-top:23px}.mobile-cta .btn{width:100%}.hero-grid,.page-hero-grid{grid-template-columns:1fr}.hero{min-height:auto}.hero-grid{padding-top:62px}.hero-copy{text-align:center;margin:auto}.hero-copy .lead{margin-inline:auto}.hero-copy .button-row,.hero-proof{justify-content:center}.hero-art{min-height:530px;max-width:650px;width:100%;margin:auto}.quick-grid{grid-template-columns:1fr 1fr}.quick-item:nth-child(2){border-right:0}.quick-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.cards,.feature-grid{grid-template-columns:1fr 1fr}.split{gap:42px}.finder{grid-template-columns:1fr}.process{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}.page-hero-image{height:380px}.gallery-grid{grid-template-columns:1fr 1fr}.gallery-item.wide{grid-column:span 1}.calculator-layout{grid-template-columns:1fr}.summary{position:static}}
@media(max-width:720px){.container{width:min(calc(100% - 28px),var(--container))}.section{padding:68px 0}.topbar .container{justify-content:center}.topbar .container>span:first-child,.topbar-links span{display:none}.brand img{width:190px}.nav{min-height:74px}.hero-grid{padding:48px 0 78px;gap:35px}.hero-copy h1{font-size:clamp(3.1rem,16vw,5rem)}.hero-art{min-height:385px}.photo{border-width:5px}.photo.gas{height:75%;border-radius:20px 48px 20px 20px}.photo.elec{height:45%;border-radius:18px}.roundel{width:112px;border-width:5px;font-size:.68rem}.roundel strong{font-size:1.15rem}.quick-panel{margin-top:-28px}.quick-grid{grid-template-columns:1fr}.quick-item{border-right:0;border-bottom:1px solid var(--line)!important;padding:17px}.quick-item:last-child{border-bottom:0!important}.cards,.feature-grid,.price-grid,.process{grid-template-columns:1fr}.price-card.featured{transform:none}.split{grid-template-columns:1fr}.media-stack img{min-height:370px}.float-note{left:12px;right:12px;bottom:12px}.finder-result{padding:30px;min-height:350px}.finder-choice{grid-template-columns:46px 1fr}.finder-choice>svg{display:none}.page-hero{padding:62px 0}.page-hero-image{height:300px}.page-hero-grid{gap:30px}.page-hero h1{font-size:clamp(3rem,15vw,4.7rem)}.calculator-layout{gap:18px}.order-builder,.summary,.form-card{padding:20px}.product-row{grid-template-columns:67px 1fr;gap:12px}.product-row img{width:60px;height:75px}.product-row .qty{grid-column:1/-1;justify-self:stretch}.qty input{flex:1}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.contact-card{grid-template-columns:46px 1fr}.contact-card .copy-btn{grid-column:1/-1}.gallery-grid{grid-template-columns:1fr;grid-auto-rows:250px}.gallery-item.tall{grid-row:span 1}.cta{padding:31px;display:grid}.footer-grid{grid-template-columns:1fr}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:grid}.footer-ribbon{grid-template-columns:1fr}.footer-ribbon div{border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}.floating-actions{bottom:82px}.mobile-bar{position:fixed;display:grid;grid-template-columns:1fr 1fr;left:0;right:0;bottom:0;z-index:1290;background:#fff;border-top:1px solid var(--line);box-shadow:0 -10px 30px rgba(3,47,40,.1)}.mobile-bar a{display:flex;align-items:center;justify-content:center;gap:7px;min-height:62px;font-weight:900;color:var(--g900)}.mobile-bar a:first-child{background:var(--g900);color:#fff}.mobile-bar svg{width:20px;height:20px}.site-footer{padding-bottom:62px}.faq-tools{display:grid}.footer-logo{width:230px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.reveal{opacity:1;transform:none}}