:root{--navy:#071a30;--navy-2:#0b2c4b;--blue:#1478ff;--blue-soft:#eaf3ff;--ink:#172333;--muted:#5f6b78;--line:#dde3ea;--paper:#fff;--wash:#f5f7f9;--max:1240px;--serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;--shadow:0 18px 45px rgba(5,27,51,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.58;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}button{cursor:pointer}.container{width:min(var(--max),calc(100% - 56px));margin:auto}.eyebrow{font-size:.82rem;letter-spacing:.075em;text-transform:uppercase;color:var(--blue);font-weight:600;margin-bottom:22px}.serif{font-family:var(--serif)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(160%) blur(15px);border-bottom:1px solid rgba(220,226,234,.72)}.header-inner{height:92px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand img{width:205px;height:auto}.nav{display:flex;align-items:center;gap:34px}.nav a{position:relative;padding:34px 0 31px;font-size:.79rem;text-transform:uppercase;letter-spacing:.055em;color:#243243;white-space:nowrap}.nav a:after{content:"";position:absolute;left:0;bottom:24px;height:2px;width:0;background:var(--blue);transition:.25s}.nav a:hover:after,.nav a.active:after{width:100%}.menu-btn{display:none;border:0;background:transparent;padding:10px;color:var(--navy)}
.hero{min-height:612px;background:linear-gradient(90deg,#fff 0%,#fff 47%,#f2f4f6 47%)}.hero-grid{display:grid;grid-template-columns:1.02fr 1.18fr;min-height:612px}.hero-copy{padding:76px 66px 72px 0;display:flex;flex-direction:column;justify-content:center}.hero h1{margin:0;color:var(--navy);font-family:var(--serif);font-size:clamp(3.6rem,6.5vw,6.2rem);line-height:.94;font-weight:400;letter-spacing:-.045em}.hero .lead{max-width:620px;font-size:1.1rem;color:#3f4d5c;margin-top:30px}.hero .lead p{margin:0 0 15px}.rule{width:44px;height:2px;background:var(--blue);margin:30px 0 24px}.hero-media{position:relative;overflow:hidden;min-height:520px}.hero-media img{width:100%;height:100%;object-fit:cover}.hero-media:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.07),transparent 25%)}
.home-hero .hero-copy{padding-right:80px}.home-hero .hero h1{font-size:clamp(3.4rem,5.7vw,5.7rem)}.home-services{padding:72px 0 10px}.service-stripe{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.service-col{padding:32px 34px 35px 0}.service-col+ .service-col{padding-left:50px;border-left:1px solid var(--line)}.service-col h2{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:2rem;margin:0 0 19px}.service-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 20px}.service-list span{position:relative;padding-left:18px;color:#3b4857}.service-list span:before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border:1.5px solid var(--blue);border-radius:50%}.editorial{padding:86px 0}.editorial-grid{display:grid;grid-template-columns:.76fr 1.24fr;gap:90px;align-items:start}.editorial-title{position:sticky;top:130px}.editorial-title h2{font-family:var(--serif);font-size:3.6rem;line-height:1.04;font-weight:400;color:var(--navy);margin:0}.body-copy p{font-size:1.05rem;color:#40505f;margin:0 0 20px}.signature{font-family:var(--serif);font-size:1.7rem;color:var(--navy);margin-top:30px}
.page-intro{padding:84px 0 54px}.page-intro h2{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:clamp(2.8rem,5vw,4.9rem);line-height:1.02;margin:0;max-width:900px}.page-intro p{max-width:760px;color:#4d5a67;font-size:1.06rem;margin:24px 0 0}.service-rows{padding:0 0 88px}.service-row{display:grid;grid-template-columns:120px 1fr 1.18fr;gap:46px;padding:46px 0;border-top:1px solid var(--line);align-items:start}.service-row:last-child{border-bottom:1px solid var(--line)}.service-no{font-family:var(--serif);font-size:3.2rem;color:#b6c0cc}.service-row h3{font-family:var(--serif);font-size:2rem;line-height:1.15;font-weight:400;color:var(--navy);margin:0}.service-row p{margin:0;color:#485766}.service-row ul{padding-left:20px;margin:15px 0 0;color:#485766}.service-row .mark{width:34px;height:2px;background:var(--blue);margin-top:18px}
.split-feature{padding:20px 0 84px}.split-card{display:grid;grid-template-columns:1fr 1fr;min-height:450px;background:var(--wash)}.split-card:nth-child(even){direction:rtl}.split-card:nth-child(even)>*{direction:ltr}.split-image{min-height:420px}.split-image img{width:100%;height:100%;object-fit:cover}.split-copy{padding:70px;display:flex;flex-direction:column;justify-content:center}.split-copy h3{font-family:var(--serif);font-size:2.7rem;font-weight:400;color:var(--navy);line-height:1.05;margin:0 0 25px}.split-copy p{color:#4c5b68;margin:0}.price-note{margin:0 0 88px;background:var(--navy);color:#fff;padding:42px 50px;display:grid;grid-template-columns:180px 1fr;gap:40px}.price-note strong{font-family:var(--serif);font-size:2rem;font-weight:400}.price-note p{margin:0;color:#dce6ef}
.timeline{padding:20px 0 88px}.quote-block{font-family:var(--serif);font-size:clamp(2.5rem,5vw,5rem);line-height:1.05;color:var(--navy);padding:30px 0 75px;max-width:1050px}.timeline-row{display:grid;grid-template-columns:190px 1fr 1fr;gap:50px;padding:45px 0;border-top:1px solid var(--line)}.timeline-year{font-family:var(--serif);font-size:4.1rem;color:var(--navy);line-height:1}.timeline-row h3{font-family:var(--serif);font-size:2.2rem;font-weight:400;margin:0;color:var(--navy)}.timeline-row p{margin:0;color:#485766}
.team-intro{padding:74px 0 42px;display:grid;grid-template-columns:.78fr 1.22fr;gap:80px}.team-quote{font-family:var(--serif);font-size:3.1rem;line-height:1.12;color:var(--navy)}.team-intro-copy p{color:#485766;margin:0 0 18px}.people{padding:25px 0 90px}.person{display:grid;grid-template-columns:130px 1fr 1fr;gap:50px;padding:45px 0;border-top:1px solid var(--line);align-items:start}.person:last-child{border-bottom:1px solid var(--line)}.person-index{font-family:var(--serif);font-size:4rem;color:var(--navy)}.person-role{color:var(--blue);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}.person h3{font-family:var(--serif);font-size:2.45rem;font-weight:400;color:var(--navy);margin:8px 0}.person .since{color:#7b8792}.person ul{margin:4px 0 0;padding-left:18px;color:#465565}
.member-rows{padding:22px 0 62px}.member-row{display:grid;grid-template-columns:120px 120px 260px 1fr;gap:34px;padding:42px 0;border-top:1px solid var(--line);align-items:center}.member-row:last-child{border-bottom:1px solid var(--line)}.member-nr{font-family:var(--serif);font-size:4.6rem;color:var(--navy)}.member-icon{width:68px;height:68px;border:1px solid #cfd7df;display:grid;place-items:center;border-radius:50%;color:var(--blue)}.member-icon svg{width:34px;height:34px;stroke:currentColor;fill:none;stroke-width:1.6}.member-row h3{font-family:var(--serif);font-size:2.1rem;font-weight:400;color:var(--navy);margin:0}.member-text p{color:#465565;margin:0 0 12px}
.gallery-message{padding:70px 0 105px}.gallery-card{display:grid;grid-template-columns:1.1fr .9fr;background:var(--wash);overflow:hidden}.gallery-image{min-height:500px}.gallery-image img{width:100%;height:100%;object-fit:cover}.gallery-copy{padding:70px;display:flex;flex-direction:column;justify-content:center}.gallery-copy h2{font-family:var(--serif);font-size:3rem;font-weight:400;color:var(--navy);margin:0 0 24px}.gallery-copy p{color:#4c5a68;margin:0}
.contact-layout{padding:72px 0 100px;display:grid;grid-template-columns:.72fr 1.28fr;gap:85px}.contact-card{background:var(--navy);color:#fff;padding:48px;position:sticky;top:130px}.contact-card h2{font-family:var(--serif);font-size:2.5rem;font-weight:400;margin:0 0 30px}.contact-card p,.contact-card a{color:#d9e5ee}.contact-lines{display:grid;gap:20px}.contact-line{display:grid;grid-template-columns:34px 1fr;gap:14px}.contact-line svg{width:23px;height:23px;stroke:var(--blue);fill:none;stroke-width:1.7}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:22px}.field{display:flex;flex-direction:column;gap:8px}.field.full{grid-column:1/-1}.field label{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:#5f6b78}.field input,.field select,.field textarea{width:100%;border:0;border-bottom:1px solid #bfc8d1;background:transparent;padding:11px 0 14px;outline:none;color:var(--ink);border-radius:0}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue)}.field textarea{min-height:140px;resize:vertical}.check{grid-column:1/-1;display:grid;grid-template-columns:22px 1fr;gap:12px;align-items:start;font-size:.9rem;color:#596673}.check input{margin-top:5px}.submit-row{grid-column:1/-1;display:flex;align-items:center;gap:20px;margin-top:10px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--navy);background:var(--navy);color:#fff;padding:15px 25px;min-height:52px;transition:.2s}.btn:hover{background:var(--blue);border-color:var(--blue)}.btn.secondary{background:#fff;color:var(--navy)}.status{font-size:.92rem}.status.ok{color:#16764b}.status.error{color:#b03030}
.legal{padding:72px 0 100px}.legal-grid{display:grid;grid-template-columns:300px 1fr;gap:80px}.legal-nav{position:sticky;top:130px;align-self:start}.legal-nav a{display:block;padding:11px 0;border-bottom:1px solid var(--line);font-size:.9rem;color:#65717e}.legal-section{padding:0 0 36px;margin-bottom:36px;border-bottom:1px solid var(--line)}.legal-section h2{font-family:var(--serif);font-size:2.1rem;font-weight:400;color:var(--navy);margin:0 0 18px}.legal-section h3{font-size:1rem;margin:22px 0 7px;color:var(--navy)}.legal-section p{color:#465565;margin:0 0 15px}
.cta{padding:0 0 76px}.cta-box{background:linear-gradient(110deg,#061a30,#082d4d);color:#fff;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:34px 48px;align-items:center}.cta-title{display:flex;align-items:center;gap:28px}.cta-icon{width:56px;height:56px;border:1px solid rgba(255,255,255,.24);border-radius:50%;display:grid;place-items:center}.cta-icon svg{width:28px;stroke:var(--blue);fill:none;stroke-width:1.6}.cta h2{font-family:var(--serif);font-size:2rem;line-height:1.1;font-weight:400;margin:0}.cta-contact{display:grid;gap:7px}.cta-contact a{font-size:1.06rem;color:#fff}.cta-contact span{color:var(--blue);display:inline-block;width:26px}
.site-footer{border-top:1px solid #e5e9ee;background:#f8f9fb}.footer-grid{display:grid;grid-template-columns:1.15fr .95fr .6fr 1fr;gap:0;padding:42px 0}.footer-col{padding:0 34px;border-right:1px solid #e1e5ea}.footer-col:first-child{padding-left:0}.footer-col:last-child{border-right:0}.footer-col strong{display:block;color:var(--navy);margin-bottom:10px}.footer-col p,.footer-col a{display:block;color:#4b5966;font-size:.9rem;margin:4px 0}.badge-row{display:flex;gap:15px;align-items:center}.badge-row img{width:62px}.badge-row p{font-size:.8rem;line-height:1.35;margin:0}.admin-link{font-size:.72rem!important;color:#9aa4ad!important;margin-top:15px!important}
/* admin */
.admin-body{background:#f4f6f8}.admin-shell{min-height:100vh;display:grid;grid-template-columns:280px 1fr}.admin-side{background:var(--navy);color:#fff;padding:28px 22px;position:sticky;top:0;height:100vh}.admin-brand img{width:185px;background:#fff;padding:10px}.admin-brand small{display:block;color:#9bb2c8;margin-top:12px}.admin-menu{margin-top:38px;display:grid;gap:6px}.admin-menu button{width:100%;text-align:left;border:0;background:transparent;color:#cbd8e5;padding:12px 14px;border-radius:6px}.admin-menu button.active,.admin-menu button:hover{background:#103653;color:#fff}.admin-main{padding:42px;max-width:1180px;width:100%}.admin-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:32px}.admin-top h1{font-family:var(--serif);font-weight:400;font-size:3rem;color:var(--navy);margin:0}.admin-top p{margin:5px 0 0;color:#6c7781}.admin-actions{display:flex;gap:10px;flex-wrap:wrap}.admin-card{background:#fff;border:1px solid #e0e5ea;padding:30px;margin-bottom:24px}.admin-card h2{font-family:var(--serif);font-weight:400;color:var(--navy);font-size:2rem;margin:0 0 22px}.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.admin-field{display:flex;flex-direction:column;gap:7px}.admin-field.full{grid-column:1/-1}.admin-field label{font-size:.78rem;text-transform:uppercase;color:#687480;letter-spacing:.05em}.admin-field input,.admin-field textarea{border:1px solid #ccd4dc;padding:11px 12px;min-height:44px}.admin-field textarea{min-height:120px;resize:vertical}.admin-note{background:#eef5ff;border-left:3px solid var(--blue);padding:16px 18px;color:#40566d;font-size:.9rem}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{border-bottom:1px solid #e5e9ee;padding:12px 8px;text-align:left;vertical-align:top}.admin-table th{font-size:.75rem;text-transform:uppercase;color:#74808b}.admin-table input{width:100%;border:1px solid #d1d8df;padding:9px}.admin-status{font-size:.9rem;color:#66737f}.admin-status.ok{color:#16764b}.image-preview{width:100%;max-width:360px;aspect-ratio:16/10;object-fit:cover;background:#eef1f4;border:1px solid #dce1e6}.hidden{display:none!important}
@media(max-width:1120px){.container{width:min(var(--max),calc(100% - 40px))}.nav{gap:20px}.nav a{font-size:.72rem}.brand img{width:175px}.hero-grid{grid-template-columns:1fr 1fr}.hero-copy{padding-right:44px}.hero h1{font-size:4.4rem}.editorial-grid{gap:60px}.service-row{grid-template-columns:90px .9fr 1.2fr;gap:34px}.member-row{grid-template-columns:90px 90px 220px 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-col{border-bottom:1px solid #e1e5ea;padding:22px 24px}.footer-col:nth-child(2){border-right:0}.footer-col:first-child{padding-left:24px}.footer-col:nth-last-child(-n+2){border-bottom:0}.admin-shell{grid-template-columns:230px 1fr}}
@media(max-width:860px){.header-inner{height:78px}.nav{position:fixed;inset:78px 0 0;background:#fff;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:18px 24px 40px;transform:translateX(100%);transition:.25s;overflow:auto}.menu-open .nav{transform:translateX(0)}.nav a{font-size:1rem;padding:16px 0;border-bottom:1px solid var(--line)}.nav a:after{bottom:10px}.menu-btn{display:block}.hero{background:#fff;min-height:auto}.hero-grid{grid-template-columns:1fr}.hero-copy{padding:58px 0 46px}.hero h1{font-size:clamp(3.6rem,11vw,5.1rem)}.hero-media{min-height:460px}.service-stripe{grid-template-columns:1fr}.service-col+.service-col{border-left:0;border-top:1px solid var(--line);padding-left:0}.editorial-grid,.team-intro,.contact-layout,.legal-grid{grid-template-columns:1fr;gap:42px}.editorial-title,.contact-card,.legal-nav{position:static}.service-row{grid-template-columns:72px 1fr;gap:25px}.service-row>div:last-child{grid-column:2}.split-card,.split-card:nth-child(even){grid-template-columns:1fr;direction:ltr}.split-image{min-height:360px}.split-copy{padding:45px}.timeline-row{grid-template-columns:140px 1fr;gap:30px}.timeline-row p{grid-column:2}.person{grid-template-columns:90px 1fr}.person>div:last-child{grid-column:2}.member-row{grid-template-columns:90px 90px 1fr;gap:20px}.member-text{grid-column:3}.gallery-card{grid-template-columns:1fr}.cta-box{grid-template-columns:1fr}.admin-shell{grid-template-columns:1fr}.admin-side{position:static;height:auto}.admin-menu{grid-template-columns:repeat(3,1fr)}.admin-main{padding:28px}.admin-grid{grid-template-columns:1fr}.admin-field.full{grid-column:auto}}
@media(max-width:560px){body{font-size:15px}.container{width:calc(100% - 30px)}.brand img{width:160px}.hero-copy{padding:44px 0 36px}.hero h1{font-size:3.55rem;letter-spacing:-.035em}.hero-media{min-height:335px}.eyebrow{margin-bottom:16px}.page-intro{padding:56px 0 36px}.page-intro h2{font-size:3rem}.service-list{grid-template-columns:1fr}.service-row{grid-template-columns:55px 1fr;padding:34px 0;gap:18px}.service-no{font-size:2.4rem}.service-row h3{font-size:1.7rem}.editorial{padding:62px 0}.editorial-title h2{font-size:2.8rem}.split-copy{padding:36px 26px}.split-copy h3{font-size:2.2rem}.price-note{grid-template-columns:1fr;padding:32px 28px}.quote-block{padding-bottom:50px}.timeline-row{grid-template-columns:1fr;padding:34px 0}.timeline-row>*{grid-column:1!important}.timeline-year{font-size:3.4rem}.team-quote{font-size:2.5rem}.person{grid-template-columns:1fr}.person>*{grid-column:1!important}.person-index{font-size:3.4rem}.member-row{grid-template-columns:62px 62px 1fr;padding:32px 0;gap:12px}.member-nr{font-size:3rem}.member-icon{width:54px;height:54px}.member-row h3{font-size:1.65rem}.member-text{grid-column:1/-1;padding-left:74px}.gallery-copy{padding:40px 28px}.contact-layout{padding-top:48px}.contact-card{padding:34px 28px}.contact-form{grid-template-columns:1fr}.field.full,.check,.submit-row{grid-column:1}.cta{padding-bottom:52px}.cta-box{padding:30px 26px}.cta-title{align-items:flex-start}.footer-grid{grid-template-columns:1fr}.footer-col{border-right:0!important;border-bottom:1px solid #e1e5ea!important;padding:24px 12px!important}.footer-col:last-child{border-bottom:0!important}.admin-main{padding:20px 14px}.admin-top{align-items:flex-start;flex-direction:column}.admin-top h1{font-size:2.5rem}.admin-card{padding:22px 18px}.admin-menu{grid-template-columns:1fr 1fr}}
/* Visual QA refinements: ensure the off-canvas navigation is fully hidden and never bleeds into narrow viewports. */
@media(max-width:860px){
  .nav{visibility:hidden;opacity:0;pointer-events:none;transform:translateX(100%)}
  .menu-open .nav{visibility:visible;opacity:1;pointer-events:auto;transform:translateX(0)}
}
.cta-title>div:last-child{min-width:0}.cta-sub{margin:10px 0 0;max-width:390px;color:#c7d7e6;font-size:.9rem;line-height:1.5}.timeline-preface{max-width:900px;padding:18px 0 20px}.timeline-preface p{max-width:860px}
@media(max-width:560px){.cta-sub{font-size:.84rem}.timeline-preface{padding-top:0}}
/* Source navigation hierarchy: Leistungen → Sanitär / Heizung */
.nav-item{position:relative;display:flex;align-items:center}.nav-item>.subnav{position:absolute;top:72px;left:-22px;min-width:190px;padding:10px 0;background:#fff;border:1px solid #e2e7ec;box-shadow:0 16px 35px rgba(5,27,51,.12);opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s;z-index:80}.nav-item:hover>.subnav,.nav-item:focus-within>.subnav{opacity:1;visibility:visible;transform:translateY(0)}.nav-item>.subnav a{display:block;padding:11px 20px;font-size:.78rem;text-transform:none;letter-spacing:.02em}.nav-item>.subnav a:after{display:none}.nav-item>.subnav a:hover,.nav-item>.subnav a.active{background:#f2f6fa;color:var(--blue)}
@media(max-width:860px){.nav-item{display:block}.nav-item>.subnav{position:static;min-width:0;padding:0 0 5px 16px;border:0;box-shadow:none;opacity:1;visibility:visible;transform:none}.nav-item>.subnav a{padding:11px 0 11px 18px;font-size:.88rem;border-bottom:1px solid #edf0f3;color:#586675}.nav-item>.subnav a:hover,.nav-item>.subnav a.active{background:transparent;color:var(--blue)}}
.contact-hours{margin-top:30px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}.contact-hours>strong{display:block;font-family:var(--serif);font-size:1.35rem;font-weight:400;margin-bottom:3px}.contact-hours>span{display:block;color:#9fb2c3;font-size:.82rem;margin-bottom:14px}.contact-hours>div{display:flex;justify-content:space-between;gap:18px;padding:5px 0;font-size:.8rem;color:#d9e5ee}.contact-hours em{font-style:normal}.contact-hours b{font-weight:400;text-align:right}.admin-repeat{margin-top:24px;padding-top:24px;border-top:1px solid #e5e9ee}.admin-repeat>.admin-field.full:first-child{font-family:var(--serif);font-size:1.3rem;color:var(--navy);font-weight:400}.admin-menu{align-content:start}
@media(max-width:860px){.admin-menu{grid-template-columns:repeat(2,minmax(0,1fr))}}