:root{--ink:#202b36;--primary:#1266a4;--light:#e9f5fc;--accent:#72c6ec;--paper:#f6f8fa}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);font:17px/1.65 system-ui,-apple-system,sans-serif;background:var(--paper)}a{color:var(--primary)}.wrap{max-width:1200px;margin:auto;padding:0 32px}header{background:#fff;border-bottom:1px solid #dce4eb}header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:100px}.brand{color:var(--ink);text-decoration:none;font-weight:800;letter-spacing:-.7px;font-size:22px}.brand small{display:block;font-size:10px;letter-spacing:2.5px;font-weight:600}nav{display:flex;gap:28px;align-items:center}nav a{text-decoration:none;font-size:14px;color:var(--ink)}.button,button{display:inline-block;background:var(--primary);color:white;padding:14px 22px;text-decoration:none;border:0;border-radius:3px;font:600 15px system-ui;cursor:pointer}.button.secondary{background:transparent;color:var(--ink);border:1px solid #aab9c5}.eyebrow{font-size:12px;font-weight:750;letter-spacing:2px;text-transform:uppercase;color:var(--primary)}.hero{padding:80px 0 64px;background:linear-gradient(120deg,#fff 20%,var(--light))}.hero-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:70px;align-items:center}h1{font-size:clamp(38px,4.8vw,66px);line-height:1.07;letter-spacing:-2.5px;margin:20px 0 26px;font-weight:750}h1 em{font-style:normal;color:var(--primary)}.lead{font-size:19px;max-width:620px;color:#526273}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.technical{aspect-ratio:1;background:var(--ink);border-radius:4px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.technical svg{width:100%;height:100%}.technical span{position:absolute;bottom:25px;left:26px;color:#dcebf6;font-size:12px;letter-spacing:1px}.strip{background:var(--ink);color:#e3eaf0}.strip .wrap{display:flex;justify-content:space-between;padding-top:23px;padding-bottom:23px;gap:20px;font-size:13px}.section{padding:80px 0}.section.white{background:white}h2{font-size:clamp(29px,3vw,42px);line-height:1.17;letter-spacing:-1.2px;max-width:750px;margin:13px 0 24px}h3{font-size:21px;line-height:1.3}.intro{max-width:720px;color:#526273}.services{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:42px}.service{border-top:3px solid var(--primary);padding:22px 0}.number{font-size:12px;color:var(--primary);font-weight:700}.service p{font-size:15px;color:#526273}.split{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start}.panel{padding:32px;background:var(--light);border:1px solid #d8e5ec}.panel label{display:block;font-size:14px;margin:16px 0 5px}.panel output{display:block;font-size:31px;font-weight:700;color:var(--primary);margin:20px 0}.steps{counter-reset:steps}.step{border-bottom:1px solid #dce4eb;padding:14px 0}.step h3{margin:8px 0}.step p{font-size:15px;color:#526273}details{border-bottom:1px solid #dce4eb;padding:20px 0}summary{cursor:pointer;font-weight:650}details p{max-width:850px;color:#526273}.contact{background:var(--ink);color:white}.contact .intro{color:#c6d3df}.contact .eyebrow{color:var(--accent)}form{background:white;color:var(--ink);padding:30px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:650}.field.full{grid-column:1/-1}input,select,textarea{font:16px system-ui;padding:12px;width:100%;border:1px solid #a6b5c1;border-radius:2px;background:white;color:var(--ink)}input:focus,select:focus,textarea:focus{outline:3px solid var(--accent);outline-offset:2px}textarea{min-height:120px;resize:vertical}.consent{display:flex;align-items:flex-start;gap:10px;font-size:12px;margin:22px 0}.consent input{width:20px}.note{font-size:12px;color:#607282}footer{padding:35px 0;background:white;font-size:12px}footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.hidden{display:none}#form-status{font-size:14px}.theme-menu{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.theme-menu button{font-size:12px;padding:8px 12px}.preview-banner{background:#fff2cd;padding:8px;text-align:center;font-size:12px}.legal{max-width:800px;margin:auto;padding:60px 25px}.skip{position:absolute;left:-9999px}.skip:focus{left:20px;top:20px;background:white;padding:10px;z-index:10}@media(max-width:800px){.wrap{padding:0 22px}header .wrap{min-height:80px}nav a:not(.button){display:none}nav{gap:8px}.brand{font-size:17px}.hero{padding:45px 0}.hero-grid,.split{grid-template-columns:1fr;gap:32px}.technical{aspect-ratio:1.4}.services{grid-template-columns:1fr;gap:5px}.section{padding:52px 0}.strip .wrap{flex-wrap:wrap}.strip span{flex:1 1 40%}.fields{grid-template-columns:1fr}.field.full{grid-column:auto}h1{letter-spacing:-1.5px}form{padding:22px}.panel{padding:24px}}
/* Wohnliche Bildsprache und großzügige redaktionelle Gestaltung. */
:root{--ink:#233443;--primary:#1266a4;--paper:#f4f6f7}header{background:#fff}header .wrap{min-height:100px}.brand{font-size:23px;letter-spacing:-1px}.brand small{font-size:8px;letter-spacing:2px;margin-top:3px}nav a{font-weight:550}.button,button{border-radius:5px;padding:16px 24px}.hero{position:relative;isolation:isolate;padding:0;background:#263645;min-height:690px;color:#fff}.hero-grid{display:block;min-height:690px;padding-top:90px;padding-bottom:85px}.hero-grid>div:first-child{position:relative;z-index:2;max-width:680px}.technical{position:absolute;inset:0;z-index:-2;border-radius:0;aspect-ratio:auto;background:#263645}.technical img{width:100%;height:100%;object-fit:cover;object-position:center 52%}.hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(14,31,46,.88),rgba(14,31,46,.66) 33%,rgba(14,31,46,.05) 76%)}.hero .eyebrow{color:#b5dbf5;font-size:11px;letter-spacing:2.8px}.hero h1{font-size:clamp(54px,6.7vw,91px);line-height:1.03;letter-spacing:-3.5px;margin:28px 0}.hero h1 em{color:#b7e0fa}.hero .lead{color:#f0f4f7;font-size:19px;max-width:470px;line-height:1.7}.hero .note{color:#c5d7e5;margin-top:26px}.hero .button{background:#fff;color:#173c5a}.hero .button.secondary{background:transparent;color:#fff;border-color:#a9bdca}.strip{background:#eaf0f4;color:#496172;border-bottom:1px solid #dae3e8}.strip .wrap{padding-top:22px;padding-bottom:22px;font-size:12px;font-weight:550}.section{padding:100px 0}.section>.wrap>.eyebrow,.section>.wrap>h2,.section>.wrap>.intro{text-align:center;margin-left:auto;margin-right:auto}h2{font-size:clamp(32px,3.6vw,48px);line-height:1.16;font-weight:650;letter-spacing:-1.8px}.intro{font-size:17px;line-height:1.8}.eyebrow{font-size:10px;letter-spacing:2.7px}.services{gap:25px;margin-top:48px}.service{border:0;padding:0;background:#f4f7f9;border-radius:8px;overflow:hidden}.service-image{display:block;width:100%;height:235px;object-fit:cover}.service-copy{padding:27px}.service h3{font-size:23px;letter-spacing:-.5px;font-weight:650}.service p{line-height:1.8}.number{font-size:10px;letter-spacing:1.5px}.living-story{display:grid;grid-template-columns:1fr 1fr;background:#eaf0f4;min-height:590px}.story-photo img{display:block;height:100%;min-height:590px;width:100%;object-fit:cover}.story-copy{padding:80px clamp(35px,6vw,100px)}.story-copy h2{font-size:clamp(34px,3.6vw,50px)}.story-copy p{color:#526778;font-size:16px}.text-link{display:inline-block;text-decoration:none;border-bottom:1px solid #8dabc2;margin-top:20px;padding-bottom:8px;font-size:14px;font-weight:650}.panel{background:white;border:1px solid #dce4e9;border-radius:9px;box-shadow:0 16px 45px #173b5510}.panel h3{margin-top:0}.panel input{background:#f7f9fb;border-color:#d0dce4;border-radius:4px}.solar-section{background:white}.solar-photo{height:470px;overflow:hidden;border-radius:8px;margin-bottom:45px}.solar-photo img{height:100%;width:100%;object-fit:cover;object-position:center 52%}.solar-copy{gap:80px}.solar-copy p{font-size:16px;color:#526778}.step{padding:12px 0 18px}.step h3{font-size:20px}.contact{background:#20394d}.contact h2{font-size:55px}.contact form{border-radius:8px}.contact .eyebrow{color:#a9d9fa}details{max-width:900px;margin:auto}summary{font-weight:550}.preview-banner{background:#edf4f8;color:#48677e;font-size:10px;padding:5px}footer{color:#627786}footer a{color:#496b85}@media(min-width:1450px){.hero-grid,.hero{min-height:760px}}@media(max-width:800px){header .wrap{min-height:80px}.brand{font-size:18px}.brand small{font-size:6px;letter-spacing:1.3px}nav .button{font-size:12px;padding:12px}.hero,.hero-grid{min-height:650px}.hero-grid{padding-top:65px;padding-bottom:50px}.hero:after{background:linear-gradient(90deg,rgba(14,31,46,.88),rgba(14,31,46,.55))}.hero h1{font-size:64px;letter-spacing:-2.5px}.hero .lead{font-size:17px;max-width:90%}.technical img{object-position:62% center}.section{padding:65px 0}.living-story{grid-template-columns:1fr}.story-photo img{min-height:0;height:330px}.story-copy{padding:45px 25px}.service-image{height:240px}.services{gap:24px}.solar-photo{height:310px;margin-bottom:30px}.solar-copy{gap:15px}.contact h2{font-size:42px}.strip .wrap{font-size:11px}.hero .actions{gap:10px}.hero .button{padding:14px 16px;font-size:13px}}
/* Helle, wohnliche Flächen statt technischer Dunkelblöcke. */
:root{--paper:#f9f8f5;--ink:#293642;--light:#f0f4f5}body{background:#f9f8f5}header{background:#fffefb}.strip{background:#f7f6f2;border-color:#e8e5de}.service{background:#f8f7f3}.living-story{background:#f3f0e8}.story-copy .eyebrow{color:#607a8c}.section#heizen{background:#f4f5f2}.panel{box-shadow:0 10px 35px #424c4f08;border-color:#dedfd9}.contact{background:#eef2f2;color:#293642}.contact .eyebrow{color:#1266a4}.contact .intro{color:#5c6d75}.contact form{border:1px solid #e0e6e5;box-shadow:0 18px 45px #34454a0a}.field{font-weight:550}input,select,textarea{border-color:#d1d9d9;background:#fff;border-radius:5px}footer{background:#fffefb}.solar-section{background:#fffefb}.section.white{background:#fffefb}.hero:after{background:linear-gradient(90deg,rgba(20,32,39,.76),rgba(20,32,39,.43) 39%,rgba(20,32,39,0) 80%)}.hero h1{font-weight:650}.hero-grid>div:first-child{max-width:650px}.hero .lead{font-weight:400}.hero .technical img{object-position:67% center}@media(max-width:800px){.hero:after{background:linear-gradient(90deg,rgba(20,32,39,.78),rgba(20,32,39,.31))}}
.solar-photo{height:auto}.solar-photo img{display:block;height:auto;object-fit:contain}.evidence-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:38px 0}.evidence-stats div{background:#f1f5f6;padding:25px;border-radius:7px;text-align:center}.evidence-stats strong{display:block;color:var(--primary);font-size:clamp(21px,2.5vw,32px)}.evidence-stats span{font-size:13px;color:#607282}.evidence-screen{width:100%;height:auto;border:1px solid #e6eaec;border-radius:8px}.pv-evidence .note{max-width:100%;font-size:12px;margin-top:20px}@media(max-width:600px){.evidence-stats{grid-template-columns:1fr;gap:10px}.evidence-stats div{padding:16px}}
@media(max-width:600px){.hero .technical img{object-position:96% center}.hero h1{font-size:56px}.hero-grid{padding-top:55px}.hero .lead{font-size:16px}.brand{font-size:17px}.brand small{font-size:6px}nav .button{white-space:nowrap;font-size:11px;padding:12px 10px}header .wrap{gap:12px}}
/* Align controls across each form row when labels wrap onto different lines. */
.fields > .field > input,
.fields > .field > select,
.fields > .field > textarea { margin-top: auto; }
.office-story{margin-top:32px}.office-slogan{font-size:19px;line-height:1.6;max-width:470px}.office-slogan a{font-weight:750;text-decoration-thickness:2px;text-underline-offset:4px}.office-story img{display:block;width:100%;height:auto;border-radius:8px;margin-bottom:20px}
.office-slogan{font-size:14px;line-height:1.65;font-weight:400}.form-honey{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}

.faq-filters{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 36px}.faq-filters button{background:#eef2f2;color:var(--ink);border:1px solid #d7dfe1;border-radius:24px;padding:10px 18px;font:inherit;font-size:14px;cursor:pointer}.faq-filters button[aria-pressed="true"]{background:var(--primary);border-color:var(--primary);color:white}.faq-filters button:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.faq-group{max-width:900px;margin:0 0 40px}.faq-group[hidden]{display:none}.faq-group>h3{font-size:21px;margin:0 0 14px}.faq-group details p{max-width:76ch;line-height:1.75}.faq-next{max-width:900px;border-radius:16px;background:var(--light);padding:28px;margin-top:30px}.faq-next h3{margin-top:0}.faq-next p{max-width:65ch}.faq-next .button{margin-top:8px}

.contact-direct{font-size:15px;line-height:1.8;margin:24px 0}.contact-direct a{font-weight:600;color:var(--primary)}