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@media(max-width:600px){body{font-size:14px}.preview-label{font-size:8px;padding:6px 12px}.site-header{padding:18px 6%}.menu-toggle{font-size:9px;gap:10px}.menu-toggle i{width:21px}.desktop-nav{font-size:10px}.home-hero{min-height:0;padding:22px 6% 0}.hero-overline{font-size:7px;letter-spacing:.5px;gap:15px}.hero-copy{padding-top:72px}.hero-copy .eyebrow{font-size:8px;letter-spacing:1.5px;margin-bottom:24px}.hero-copy h1{font-size:clamp(76px,18.5vw,112px);line-height:.94}.house-scene{width:120%;height:88%;right:-45%;top:0;opacity:.6}.house-label,.house-coordinate{display:none}.hero-description{margin-top:35px;gap:33px}.hero-description p{font-size:12px}.round-link{width:59px;height:59px}.hero-bottom{margin-top:45px;padding:20px 0;font-size:7px;gap:12px}.hero-bottom>span:nth-child(2){display:none}.ticker{padding:17px 0}.ticker>div{font-size:22px}.ticker b{padding:0 17px}.section{padding:58px 6%}.eyebrow{font-size:9px;letter-spacing:1.4px;margin-bottom:20px}h2{font-size:38px;line-height:1.1}.section-heading{margin-bottom:32px}.manifesto h2{font-size:clamp(36px,9.3vw,54px)}.manifesto-bottom{gap:20px;align-items:flex-start;margin-top:30px}.manifesto-bottom p{font-size:13px;max-width:80%}.asterisk{font-size:58px}.cards{grid-template-columns:1fr}.card,.card:first-child{padding:25px 0;border-right:0;display:grid;grid-template-columns:62px 1fr;column-gap:15px}.card-number{grid-column:1/-1;font-size:8px}.card-icon{grid-column:1;grid-row:2/5;height:auto;align-items:flex-start;font-size:55px;padding-top:10px}.card h3{grid-column:2;font-size:25px;margin-top:19px;margin-bottom:13px}.card p{grid-column:2;font-size:13px;margin-bottom:20px}.card-link{grid-column:2;font-size:12px}.feature-split{grid-template-columns:1fr;gap:35px}.product-image figcaption{font-size:9px}.route-links a{grid-template-columns:1fr 25px;gap:5px 20px;padding:22px 0}.route-links a>span{grid-column:1;font-size:10px}.route-links strong{grid-column:1;font-size:20px}.route-links i{grid-column:2;grid-row:1/3;align-self:center}.contact-cta{grid-template-columns:1fr;gap:35px}.contact-cta h2{font-size:37px}.cta-actions{gap:18px}.phone-link{font-size:27px}.cta-actions>p{font-size:10px}.site-footer{padding:50px 6% 26px}.footer-top{gap:30px 20px}.footer-brand{font-size:25px}.footer-brand span{font-size:8px;letter-spacing:1.9px}.footer-top>p{font-size:21px}.footer-nav{font-size:11px;gap:13px 23px}.footer-contact{padding:28px 0;gap:13px;font-size:11px;flex-direction:column}.footer-bottom{font-size:9px;gap:15px}.footer-bottom>span:last-child{flex-basis:100%}.menu-panel{padding:20px 7% 30px}.menu-top{font-size:8px}.menu-close{font-size:10px}.menu-panel nav a{font-size:clamp(28px,5vh,46px);letter-spacing:-1.4px;padding:7px 0}.menu-bottom{font-size:9px;gap:20px}.breadcrumbs{padding:20px 6% 0;font-size:9px}.page-hero{grid-template-columns:1fr;gap:30px;padding-top:45px;padding-bottom:50px}.page-intro h1{font-size:clamp(45px,11.2vw,66px)}.page-intro .lead{font-size:14px;margin-top:25px}.page-motif{display:none}.hero-product img{aspect-ratio:1.5}.split-text{grid-template-columns:1fr;gap:30px}.reading p{font-size:14px}.check-list li{font-size:13px}.device-overview{grid-template-columns:1fr;gap:20px}.device-tile:last-child{grid-column:auto;display:flex}.device-tile:last-child>img{aspect-ratio:1.4;height:auto}.tile-copy{padding:25px}.tile-copy h3{font-size:27px}.tile-copy p{font-size:14px}.tile-link{font-size:12px}.compact-section{padding-top:0;padding-bottom:40px}.fact-strip{grid-template-columns:1fr}.fact-strip>div,.fact-strip>div:first-child{border:0;border-bottom:1px solid var(--line);padding:17px 0;display:flex;align-items:center;justify-content:space-between;gap:15px}.fact-strip>div:last-child{border:0}.fact-strip span{margin:0;font-size:10px}.fact-strip strong{font-size:15px}.source-section{padding-top:25px;padding-bottom:40px}.source{font-size:10px}.faq-list summary,.knowledge summary{font-size:17px;padding:23px 0}details>div{padding-right:15px}details p{font-size:13px}.safety-note{font-size:12px}.filters{gap:7px}.filters button{padding:9px 11px;font-size:10px}.contact-layout{grid-template-columns:1fr;gap:40px}.contact-block{margin-bottom:30px}.contact-mail{font-size:19px}.large-contact{font-size:36px}.contact-composer{padding:26px 22px}.contact-composer h2{font-size:43px}.contact-composer input,.contact-composer select,.contact-composer textarea{font-size:16px}.contact-composer .button{font-size:12px;gap:14px;padding:15px}.legal-copy h2{font-size:30px}.legal-copy h3{font-size:22px}.legal-copy p{font-size:14px}.editorial-note{padding:22px}.legal-copy .editorial-note h3{margin-top:0}.source-section .text-link{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.house-structure{stroke-dashoffset:0}.signal-ring{opacity:0}.motion .reveal.pending{opacity:1;transform:none}.house-scene{transform:none}}@media print{body{background:#fff;color:#111}.site-header,.site-footer,.menu-panel,.preview-label,.scroll-progress,.ticker,.house-scene,.page-motif{display:none}.section{padding:25px 0}.page-hero,.split-text,.contact-layout{display:block}em,.eyebrow,.lead,.reading p,details p{color:#333}.reveal,.motion .reveal.pending{opacity:1;transform:none}details>div{display:block}h1{font-size:42px}h2{font-size:30px}}

/* Wordmark recreated as crisp, selectable text in the supplied three-line arrangement. */
.wordmark{display:flex;flex-direction:column;align-items:stretch;width:238px;line-height:1;text-align:center;white-space:nowrap}
.wordmark-name{font-family:Arial,Helvetica,sans-serif;font-size:33px;line-height:1;font-weight:700;letter-spacing:1.45px;color:#0cb9d1}
.wordmark-service{font-family:Arial,Helvetica,sans-serif;font-size:11.6px;font-weight:400;letter-spacing:3.2px;color:var(--ink);margin-top:6px}
.wordmark-claim{display:flex;align-items:center;justify-content:center;gap:8px;font-family:Arial,Helvetica,sans-serif;font-size:6.4px;letter-spacing:1.15px;font-weight:400;color:#c0ccc6;margin-top:8px}
.wordmark-claim::before,.wordmark-claim::after{content:'';height:1px;background:#0cb9d1;flex:1;min-width:15px}
.footer-wordmark{justify-self:start}.footer-wordmark .wordmark{width:238px}
/* Keep the common header stable while the page content fades between documents. */
main{animation:none;transition:none;transform:none;opacity:1}
.page-leaving main{animation:none;transition:none;transform:none;opacity:1}

@media(max-width:1150px){.site-header .wordmark{width:211px}.site-header .wordmark-name{font-size:29px;letter-spacing:1.3px}.site-header .wordmark-service{font-size:10.3px;letter-spacing:2.8px}.site-header .wordmark-claim{font-size:5.7px;letter-spacing:1px;gap:7px}}
@media(max-width:600px){.site-header .wordmark{width:199px}.site-header .wordmark-name{font-size:27px;letter-spacing:1.3px}.site-header .wordmark-service{font-size:9.7px;letter-spacing:2.65px}.site-header .wordmark-claim{font-size:5.4px;letter-spacing:.9px;gap:6px}.footer-wordmark .wordmark{width:183px}.footer-wordmark .wordmark-name{font-size:25px;letter-spacing:1px}.footer-wordmark .wordmark-service{font-size:8.8px;letter-spacing:2.5px}.footer-wordmark .wordmark-claim{font-size:5px;letter-spacing:.8px;gap:5px}}
@media(prefers-reduced-motion:reduce){main,.page-leaving main{animation:none;transition:none;transform:none;opacity:1}}
@media(max-width:600px){.site-header{gap:12px}.footer-top{grid-template-columns:1fr}}

/* Consistent, centered capital G in the shared orbital illustration. */
.page-motif-svg{width:100%;height:100%;display:block;overflow:visible}
/* Outline letters need more breathing room than solid display text. */
.hero-copy h1>.outline{letter-spacing:.005em;font-kerning:none;font-variant-ligatures:none}
/* Native business card: crisp text, working contact links and downloadable vCard. */
.business-card-wrap{max-width:440px;margin-top:48px}
.business-card{position:relative;isolation:isolate;overflow:hidden;padding:30px 28px 22px;border:1px solid #41695b;border-radius:14px;background:linear-gradient(130deg,#20382e,#13231e 65%);box-shadow:0 20px 45px #0003,inset 0 1px 0 #b4f5dc12;transition:border-color .3s,transform .3s}
.business-card:hover{border-color:#67bca7;transform:translateY(-3px)}
.card-waves{position:absolute;inset:0;width:100%;height:100%;color:#5de8dd;opacity:.16;z-index:-1;pointer-events:none}
.card-wordmark{width:fit-content;display:block;margin-bottom:28px}.card-wordmark .wordmark{width:238px}
.card-contact-lines{display:grid;gap:14px}.card-contact-lines>a,.card-contact-lines>p{display:flex;gap:13px;align-items:center;font-size:12px;line-height:1.6;color:#e3eee6}
.card-contact-lines>a:hover{color:var(--teal)}.card-contact-icon{display:grid;place-items:center;flex:0 0 25px;height:25px;border:1px solid #5de8dd55;border-radius:50%;color:var(--teal);font-size:13px;font-family:Arial,Helvetica,sans-serif}
.card-location{display:block;font-family:monospace;letter-spacing:1.6px;font-size:7px;color:#a4c5b6;border-top:1px solid #72bca333;padding-top:16px;margin-top:22px}
.business-card-wrap figcaption{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-top:16px;font-size:10px;color:var(--muted)}
.business-card-wrap figcaption a{color:var(--teal);padding:5px 0;border-bottom:1px solid #5de8dd55}.business-card-wrap figcaption a span{margin-left:10px}
@media(max-width:850px){.business-card{padding:26px 21px 20px}.card-wordmark .wordmark{width:211px}.card-wordmark .wordmark-name{font-size:29px;letter-spacing:1.3px}.card-wordmark .wordmark-service{font-size:10.3px;letter-spacing:2.8px}.card-wordmark .wordmark-claim{font-size:5.7px;letter-spacing:1px;gap:7px}.card-contact-lines>a,.card-contact-lines>p{font-size:11px;gap:10px}}
@media(max-width:600px){.business-card-wrap{margin-top:35px;max-width:440px}.business-card{padding:28px 23px 21px}.card-contact-lines>a,.card-contact-lines>p{font-size:12px}.business-card-wrap figcaption{font-size:9px}}
@media(prefers-reduced-motion:reduce){.business-card:hover{transform:none}}

/* Herstellerabbildungen vollständig und ohne Beschnitt darstellen. */
.product-image:has(>img[src^="assets/"]),.device-tile>img{background:#f4f5f3}
.product-image img,.device-tile>img{object-fit:contain;padding:clamp(16px,3vw,32px)}

/* Firmenlogo ersetzt das dekorative G auf den Unterseiten. */
.page-company-logo{display:block;width:min(100%,330px);height:100%;max-height:330px;object-fit:contain;background:transparent;border:0;border-radius:0;padding:0;box-shadow:none}

/* Rauchwarnmelder frei auf der Seitenfläche darstellen. */
.product-image.smoke-cutout:has(>img){background:transparent;overflow:visible;border:0;box-shadow:none}
.product-image.smoke-cutout img{background:transparent;object-fit:contain}
.product-image.smoke-cutout figcaption{background:transparent;padding:12px 0}

.contact-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
button:disabled{opacity:.65;cursor:wait}

.service-area{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(30px,5vw,80px);align-items:center}.service-area h2{font-size:clamp(32px,3.5vw,54px)}.service-area .lead{font-size:18px;line-height:1.7;margin:28px 0 20px}.service-area-copy>p:not(.eyebrow):not(.lead){color:var(--muted)}.service-area .button{margin-top:25px}.service-area-map{margin:0;min-width:0}.service-area-map img{display:block;width:100%;height:auto}.service-area-map figcaption{padding-top:14px;font-size:11px}.service-area-map figcaption a{text-decoration:underline}@media(max-width:950px){.service-area{grid-template-columns:1fr}.service-area-map{max-width:850px;width:100%}.service-area .lead{font-size:16px}}

.offer-form{max-width:1000px;margin:auto}.offer-form fieldset{border:0;padding:0;margin:30px 0;min-width:0}.offer-form legend{font-size:clamp(24px,3vw,36px);font-weight:700;margin-bottom:25px}.offer-progress{display:flex;gap:20px;list-style:none;padding:0;border-bottom:1px solid var(--line);padding-bottom:20px;flex-wrap:wrap}.offer-progress li{color:var(--muted);font-size:13px}.offer-progress [aria-current]{color:var(--teal);font-weight:bold}.offer-form .offer-choice{display:flex;align-items:center;gap:18px;border:1px solid var(--line);padding:22px;cursor:pointer}.offer-choice:has(input:checked){border-color:var(--teal);background:#203b32}.offer-form .offer-choice input{width:24px;height:24px;margin:0;accent-color:var(--teal)}.offer-choice strong{display:block;color:var(--ink);font-size:20px}.offer-choice small{display:block;color:var(--muted)}.offer-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.offer-actions{display:flex;justify-content:space-between;gap:20px;align-items:center}.offer-form [hidden]{display:none!important}#offer-summary dl{display:grid;grid-template-columns:1fr 2fr;gap:14px 24px}#offer-summary dt{color:var(--muted)}#offer-summary dd{margin:0;overflow-wrap:anywhere;white-space:pre-wrap}@media(max-width:650px){.offer-grid{grid-template-columns:1fr}.offer-form{padding:24px 18px}.offer-actions{flex-wrap:wrap}#offer-summary dl{grid-template-columns:1fr;gap:5px}#offer-summary dd{margin-bottom:15px}}

.price-result{margin:28px 0;padding:24px;background:#102a23;border:1px solid var(--line);border-radius:12px}.price-result h3{font-size:24px;margin-bottom:20px}.price-result dl{display:grid;grid-template-columns:1fr auto;gap:9px 20px}.price-result dd{margin:0;font-weight:700;color:var(--teal)}.price-scroll{overflow:auto}.price-table{width:100%;font-size:13px;border-collapse:collapse}.price-table th,.price-table td{padding:12px 9px;text-align:left;border-bottom:1px solid var(--line)}.price-table caption{text-align:left;color:var(--muted);font-size:12px;margin-bottom:12px}.price-table th{color:var(--teal)}.price-table td:first-child{min-width:200px}.price-note{color:var(--teal);margin-top:18px}.pricing-inputs h3{margin:25px 0 15px;font-size:24px}@media(max-width:650px){.price-result{padding:16px}.price-result dl{font-size:13px;gap:10px}.price-result h3{font-size:21px}}

/* Identical navigation geometry and reserved scrollbar space across documents. */
html{scrollbar-gutter:stable}
@supports not (scrollbar-gutter:stable){html{overflow-y:scroll}}
.desktop-nav{flex-shrink:0;white-space:nowrap}
.site-header{min-height:120px}
@media(max-width:1050px){.js .desktop-nav{display:none}.js .menu-toggle{display:flex}}
@media(max-width:600px){.site-header{min-height:100px}}

/* Let the browser retain the previous frame until the next document is ready.
   The header has its own snapshot and never cross-fades, moves or resizes. */
@view-transition{navigation:auto}
html{color-scheme:dark;background:var(--bg)}
.site-header{view-transition-name:site-header;background:var(--bg);contain:layout}
::view-transition-group(root),::view-transition-group(site-header){animation:none}
::view-transition-old(root){animation:content-out .12s ease-out both}
::view-transition-new(root){animation:content-in .12s ease-out both}
::view-transition-old(site-header){animation:none;opacity:0}
::view-transition-new(site-header){animation:none;opacity:1}
::view-transition-image-pair(site-header){isolation:auto}
@keyframes content-out{to{opacity:0}}
@keyframes content-in{from{opacity:0}}
@media(prefers-reduced-motion:reduce){
 @view-transition{navigation:none}
 ::view-transition-group(*),::view-transition-old(*),::view-transition-new(*){animation:none!important}
}
/* Reserve menu geometry even before deferred application code runs. */
@media(min-width:1051px){.site-header{height:120px}.desktop-nav{flex-wrap:nowrap}}
@media(min-width:601px) and (max-width:1050px){.site-header{height:120px}}
@media(max-width:600px){.site-header{height:100px}}

/* Einheitliche Bildfläche für den Heizkostenverteiler. */
.device-tile>img[src*='heizkostenverteiler.webp'],.product-image:has(>img[src*='heizkostenverteiler.webp']){background:#fff}