:root{
  --orange:#ef7d00;
  --orange-dark:#d76e00;
  --anthracite:#252729;
  --grey-900:#2f3133;
  --grey-700:#5f6367;
  --grey-500:#8a8e92;
  --grey-300:#d8dbde;
  --grey-200:#eceeef;
  --grey-100:#f6f7f8;
  --white:#ffffff;
  --shadow:0 24px 64px rgba(0,0,0,.16);
  --radius:24px;
  --container:1180px;
  --header-offset:112px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-offset)}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,Helvetica,sans-serif;color:var(--grey-900);background:var(--white);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{font:inherit}
.container{width:min(calc(100% - 48px), var(--container));margin:0 auto}
.section{padding:108px 0}
section[id]{scroll-margin-top:var(--header-offset)}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.08;letter-spacing:-.04em}
h1{font-size:clamp(3.2rem,7vw,6rem);margin-bottom:26px;font-weight:800}
h1 span{color:var(--orange)}
h2{font-size:clamp(2.1rem,4.5vw,4rem);margin-bottom:22px;font-weight:780}
h3{font-size:1.32rem;margin-bottom:12px}
.lead{font-size:1.18rem;color:var(--grey-700)}
.eyebrow{color:var(--orange);text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:800;margin:0 0 16px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:14px 24px;border-radius:999px;border:1px solid transparent;font-weight:760;transition:.2s ease}
.button:hover{transform:translateY(-2px)}
.button-primary{background:var(--orange);color:var(--white)}
.button-primary:hover{background:var(--orange-dark)}
.button-secondary{background:rgba(255,255,255,.08);color:var(--white);border-color:rgba(255,255,255,.55);backdrop-filter:blur(8px)}
.button-secondary:hover{background:rgba(255,255,255,.16)}
.skip-link{position:fixed;top:-80px;left:18px;z-index:9999;background:var(--anthracite);color:var(--white);padding:10px 14px;border-radius:10px}
.skip-link:focus{top:18px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);border-bottom:1px solid rgba(216,219,222,.85);backdrop-filter:blur(14px)}
.header-inner{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{width:198px;height:auto}
.main-nav{display:flex;align-items:center;gap:clamp(18px,2.2vw,34px);font-weight:650;font-size:.96rem}
.main-nav > a:not(.nav-cta){position:relative;padding:30px 0}
.main-nav > a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:100%;bottom:22px;height:2px;background:var(--orange);transition:right .25s ease}
.main-nav > a:not(.nav-cta):hover::after,.main-nav > a:not(.nav-cta):focus-visible::after{right:0}
.nav-cta{padding:11px 18px;color:var(--white);background:var(--orange);border-radius:999px}
.menu-toggle{display:none;width:46px;height:46px;border:0;background:transparent;padding:10px}
.menu-toggle span{display:block;height:2px;margin:6px 0;background:var(--anthracite);transition:.2s ease}
.hero{position:relative;overflow:hidden;min-height:760px;background:#191a1c}
.hero::before{content:"";position:absolute;inset:0;background:url('hero-background.png') center center/cover no-repeat}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg, rgba(20,20,22,.72) 0%, rgba(20,20,22,.54) 30%, rgba(20,20,22,.22) 56%, rgba(20,20,22,.10) 100%)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:40px;align-items:end;min-height:760px;padding:110px 0 90px}
.hero-copy{max-width:680px;color:var(--white)}
.hero-copy p{color:rgba(255,255,255,.84)}
.hero-copy .hero-intro{font-size:clamp(1.1rem,2vw,1.35rem);max-width:640px;margin-bottom:36px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.trust-row{display:flex;flex-wrap:wrap;gap:20px;color:rgba(255,255,255,.85);font-size:.92rem;font-weight:700}
.trust-row span::before{content:"✓";margin-right:8px;color:var(--orange)}
.hero-card{padding:26px;background:rgba(255,255,255,.92);border-radius:var(--radius);box-shadow:var(--shadow);max-width:360px;justify-self:end}
.hero-card-label{margin:0 0 10px;color:var(--grey-500);font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.14em}
.contact-line{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-top:1px solid var(--grey-200)}
.contact-line:first-of-type{border-top:0}
.contact-icon{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#fff3e6;color:var(--orange);font-weight:850;flex:0 0 38px}
.contact-line small{display:block;color:var(--grey-500);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.contact-line strong{display:block;font-size:1rem;line-height:1.45;overflow-wrap:anywhere}
.section-heading{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:end;margin-bottom:52px}
.section-heading h2{margin-bottom:0}
.section-heading > p{margin-bottom:0;color:var(--grey-700)}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.service-card{background:var(--grey-100);border:1px solid transparent;border-radius:var(--radius);padding:32px 26px;min-height:250px;transition:.25s ease}
.service-card:hover{transform:translateY(-6px);border-color:var(--grey-300);box-shadow:0 18px 50px rgba(0,0,0,.08)}
.service-icon{width:58px;height:58px;border-radius:18px;background:var(--white);display:grid;place-items:center;color:var(--orange);margin-bottom:46px}
.service-icon svg{width:28px;height:28px;stroke:currentColor;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.about{background:var(--grey-100)}
.about-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:60px;align-items:center}
.about-photo-wrap{position:relative}
.about-photo{border-radius:32px;overflow:hidden;box-shadow:var(--shadow);background:#ddd}
.about-photo img{width:100%;height:auto}
.about-copy p{color:var(--grey-700)}
.masterline{margin:18px 0 26px;font-weight:700;color:var(--anthracite)}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.values div{background:var(--white);border-radius:20px;padding:22px 18px;border:1px solid var(--grey-200)}
.values strong{display:block;font-size:2rem;line-height:1;color:var(--orange);margin-bottom:8px;font-variant-numeric:tabular-nums}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;list-style:none;padding:0;margin:0}
.process-grid li{background:var(--white);border:1px solid var(--grey-200);border-radius:24px;padding:28px 22px 24px}
.process-grid span{display:inline-block;margin-bottom:22px;color:var(--orange);font-size:.8rem;font-weight:850;letter-spacing:.08em}
.process-grid p{color:var(--grey-700);margin-bottom:0}
.cta{padding:86px 0;background:var(--orange);color:var(--white)}
.cta-inner{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.cta-inner h2{margin-bottom:0;font-size:clamp(2rem,4vw,3.6rem)}
.button-white{background:var(--white);color:var(--orange)}
.button-light-outline{background:transparent;color:var(--white);border-color:rgba(255,255,255,.65)}
.button-light-outline:hover{background:rgba(255,255,255,.08)}
.contact-grid{display:grid;grid-template-columns:1fr .92fr;gap:70px;align-items:center}
.contact-details{display:grid;gap:8px;margin-top:38px}
.contact-details > *{display:grid;grid-template-columns:118px 1fr;gap:22px;padding:17px 0;border-top:1px solid var(--grey-200)}
.contact-details span{color:var(--grey-500);font-size:.8rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.contact-details strong{font-size:1.06rem;overflow-wrap:anywhere}
.location-card{background:var(--grey-100);border-radius:28px;overflow:hidden}
.location-map{height:320px;background:linear-gradient(180deg,#f6f7f8,#eceeef);display:flex;align-items:center;justify-content:center;padding:30px}
.location-map .map-card{background:var(--white);border-radius:20px;padding:28px;box-shadow:0 18px 44px rgba(0,0,0,.08);width:100%;max-width:420px}
.location-map .map-card p{margin-bottom:10px;color:var(--grey-700)}
.text-link{display:inline-flex;align-items:center;gap:10px;font-weight:780;color:var(--anthracite)}
.site-footer{background:var(--anthracite);color:rgba(255,255,255,.72)}
.footer-top{display:grid;grid-template-columns:1fr 1fr 1fr;gap:32px;align-items:center;padding:58px 0 42px}
.footer-logo-panel{display:inline-flex;align-items:center;justify-content:flex-start;width:220px}
.footer-logo-panel img{width:100%;height:auto}
.footer-top p{margin-bottom:0}
.footer-contact{display:flex;flex-direction:column;align-items:flex-end;color:var(--white);font-weight:720}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;padding:22px 0 30px;border-top:1px solid rgba(255,255,255,.12);font-size:.9rem}
.footer-bottom nav{display:flex;gap:22px;flex-wrap:wrap}
.footer-bottom p{margin-bottom:0}
.legal-page{padding:54px 0 90px}
.legal-hero{padding:38px 0 18px}
.legal-card{background:var(--white);border:1px solid var(--grey-200);border-radius:24px;padding:34px;box-shadow:0 10px 28px rgba(0,0,0,.04)}
.legal-card h2{font-size:1.45rem;margin-top:26px;margin-bottom:12px;letter-spacing:-.02em}
.legal-card h2:first-child{margin-top:0}
.legal-card p,.legal-card li{color:var(--grey-700)}
.legal-card ul{padding-left:18px}
.notice{background:#fff7ef;border:1px solid #ffd9b0;color:#6e4a1b;border-radius:18px;padding:16px 18px;margin-top:18px}
.mobile-call{display:none;position:fixed;right:18px;bottom:18px;z-index:900;width:58px;height:58px;border-radius:50%;background:var(--orange);color:var(--white);box-shadow:0 15px 35px rgba(239,125,0,.36);align-items:center;justify-content:center;font-weight:900}
@media (max-width:1050px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid,.contact-grid,.cta-inner,.section-heading{grid-template-columns:1fr}
}
@media (max-width:820px){
  :root{--header-offset:96px}
  .container{width:min(calc(100% - 32px), var(--container))}
  .section{padding:78px 0}
  .header-inner{min-height:96px}
  .brand img{width:164px;height:auto}
  .menu-toggle{display:block}
  .main-nav{position:fixed;top:96px;left:0;right:0;display:grid;gap:0;padding:12px 20px 24px;background:var(--white);border-bottom:1px solid var(--grey-200);transform:translateY(-140%);opacity:0;visibility:hidden;transition:.25s ease}
  .main-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav > a:not(.nav-cta){padding:14px 4px;border-bottom:1px solid var(--grey-200)}
  .main-nav > a:not(.nav-cta)::after{display:none}
  .nav-cta{text-align:center;margin-top:12px}
  .menu-toggle.is-open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .menu-toggle.is-open span:nth-child(2){opacity:0}
  .menu-toggle.is-open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .hero-grid{grid-template-columns:1fr;min-height:auto;padding:96px 0 78px}
  .hero{min-height:auto}
  .hero-card{justify-self:start;max-width:100%}
  .services-grid,.process-grid{grid-template-columns:1fr 1fr}
  .values{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-top p{display:none}
  .mobile-call{display:flex}
}
@media (max-width:560px){
  h1{font-size:clamp(2.8rem,13vw,4.4rem)}
  h2{font-size:clamp(1.9rem,9vw,2.8rem)}
  .hero-actions{display:grid}
  .button{width:100%}
  .services-grid,.process-grid{grid-template-columns:1fr}
  .contact-details > *{grid-template-columns:1fr;gap:4px}
  .footer-top{grid-template-columns:1fr}
  .footer-contact{align-items:flex-start}
  .footer-bottom{flex-direction:column}
}

/* Unterseite Heizung – Ergänzungen im bestehenden Design */
.service-card-link{display:block;color:inherit;cursor:pointer}
.heating-hero{position:relative;overflow:hidden;min-height:690px;background:#191a1c}
.heating-hero::before{content:"";position:absolute;inset:0;background:url('team-heizung.PNG') center 24%/cover no-repeat}
.heating-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,20,22,.04) 20%,rgba(20,20,22,.18) 54%,rgba(20,20,22,.78) 100%)}
.heating-hero-inner{position:relative;z-index:2;display:flex;align-items:flex-end;min-height:690px;padding:80px 0 72px}
.heating-hero-copy{max-width:790px;color:var(--white)}
.heating-hero-copy h1{margin-bottom:20px;font-size:clamp(3rem,6vw,5.5rem)}
.heating-hero-copy .lead{max-width:720px;margin-bottom:0;color:rgba(255,255,255,.88)}
.heating-intro-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:start}
.heating-intro-grid p{color:var(--grey-700)}
.qualification-card{background:var(--grey-100);border:1px solid var(--grey-200);border-radius:var(--radius);padding:34px}
.qualification-card strong{display:block;margin-bottom:12px;font-size:1.35rem;line-height:1.35;letter-spacing:-.02em}
.qualification-card p:last-child{margin-bottom:0}
.brand-section{background:var(--grey-100)}
.brand-row{display:grid;grid-template-columns:1fr auto;gap:70px;align-items:center}
.brand-copy h2{margin-bottom:14px}
.brand-copy p{max-width:670px;margin-bottom:0;color:var(--grey-700)}
.brand-logos{display:flex;align-items:center;justify-content:flex-end;gap:34px;flex-wrap:wrap}
.brand-logo{display:flex;align-items:center;justify-content:center;min-width:210px;height:92px;padding:18px 24px;background:var(--white);border:1px solid var(--grey-200);border-radius:20px}
.brand-logo img{display:block;width:auto;max-width:180px;max-height:54px}
.heatpump-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.project-image{overflow:hidden;border-radius:30px;background:var(--grey-100);box-shadow:var(--shadow)}
.project-image img{width:100%;height:auto}
.heatpump-copy p{color:var(--grey-700)}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:30px 0 0;padding:0;list-style:none}
.feature-list li{position:relative;padding:17px 18px 17px 43px;background:var(--grey-100);border:1px solid var(--grey-200);border-radius:16px;font-weight:650;line-height:1.35}
.feature-list li::before{content:"✓";position:absolute;left:17px;top:16px;color:var(--orange);font-weight:900}
.project-gallery{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:60px}
.project-gallery figure{margin:0;overflow:hidden;background:var(--grey-100);border-radius:26px;border:1px solid var(--grey-200)}
.project-gallery img{width:100%;height:420px;object-fit:cover}
.project-gallery figcaption{padding:18px 21px;color:var(--grey-700);font-size:.94rem}
.heating-cta-text{max-width:760px}
@media (max-width:1050px){
  .heating-intro-grid,.brand-row,.heatpump-grid{grid-template-columns:1fr}
  .brand-logos{justify-content:flex-start}
}
@media (max-width:820px){
  .heating-hero,.heating-hero-inner{min-height:590px}
  .heating-hero-inner{padding:70px 0 58px}
  .heating-hero::before{background-position:center 22%}
  .project-gallery img{height:auto}
}
@media (max-width:560px){
  .heating-hero,.heating-hero-inner{min-height:520px}
  .heating-hero::before{background-position:48% center}
  .feature-list,.project-gallery{grid-template-columns:1fr}
  .brand-logo{min-width:0;width:100%}
}


/* Unterseite Sanitär – im Stil der Heizungsseite */
.sanitary-hero::before{background-image:url('team-sanitaer-plan-hintergrundbild.png');background-position:center center;background-size:cover;background-repeat:no-repeat}
.sanitary-gallery{grid-template-columns:repeat(3,1fr)}
@media (max-width:1050px){.sanitary-gallery{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.sanitary-gallery{grid-template-columns:1fr}}

/* ---------------------------------------------------------
   Mobile Optimierung – Desktop ab 821 px bleibt unverändert
   --------------------------------------------------------- */
@media (max-width:820px){
  :root{--header-offset:82px}
  html,body{max-width:100%;overflow-x:hidden}
  body{font-size:16px}
  body.menu-open{overflow:hidden}
  .container{width:min(calc(100% - 28px),var(--container))}
  .section{padding:66px 0}
  section[id]{scroll-margin-top:var(--header-offset)}

  h1{font-size:clamp(3rem,14vw,4.5rem);line-height:.98;margin-bottom:20px}
  h2{font-size:clamp(2rem,8vw,3rem);line-height:1.06;margin-bottom:18px}
  h3{font-size:1.24rem}
  .lead{font-size:1.08rem;line-height:1.55}
  .eyebrow{font-size:.72rem;line-height:1.45;letter-spacing:.12em;margin-bottom:12px}

  .header-inner{min-height:82px;gap:14px}
  .brand{display:flex;align-items:center;min-width:0}
  .brand img{width:182px;max-width:calc(100vw - 88px);height:auto}
  .menu-toggle{display:block;flex:0 0 46px;margin-left:auto;border-radius:12px;touch-action:manipulation}
  .menu-toggle:active{background:var(--grey-100)}
  .main-nav{
    top:82px;
    max-height:calc(100dvh - 82px);
    overflow-y:auto;
    overscroll-behavior:contain;
    padding:8px 16px calc(18px + env(safe-area-inset-bottom));
    box-shadow:0 18px 40px rgba(0,0,0,.12)
  }
  .main-nav > a:not(.nav-cta){padding:15px 6px;font-size:1rem}
  .nav-cta{display:block;width:100%;padding:13px 18px;margin-top:14px;text-align:center}

  .hero{min-height:calc(100svh - 82px)}
  .hero::before{background-position:62% center}
  .hero::after{background:linear-gradient(180deg,rgba(20,20,22,.18) 0%,rgba(20,20,22,.25) 32%,rgba(20,20,22,.62) 64%,rgba(20,20,22,.90) 100%)}
  .hero-grid{min-height:calc(100svh - 82px);padding:76px 0 48px;align-items:end}
  .hero-copy{max-width:100%}
  .hero-copy .hero-intro{font-size:1.04rem;line-height:1.55;margin-bottom:24px;max-width:34rem}
  .hero-actions{gap:10px;margin-bottom:22px}
  .trust-row{gap:8px 16px;font-size:.82rem;line-height:1.4}

  .section-heading{gap:18px;margin-bottom:34px}
  .section-heading > p{font-size:1rem}
  .services-grid{gap:14px}
  .service-card{min-height:auto;padding:26px 22px;border-radius:20px}
  .service-icon{width:52px;height:52px;margin-bottom:28px;border-radius:16px}
  .service-icon svg{width:25px;height:25px}

  .about-grid{gap:34px}
  .about-photo{border-radius:24px}
  .values{gap:12px;margin-top:28px}
  .values div{display:grid;grid-template-columns:76px 1fr;gap:14px;align-items:center;padding:18px;border-radius:17px}
  .values strong{margin-bottom:0;font-size:1.75rem}
  .values span{line-height:1.4}

  .process-grid{gap:14px}
  .process-grid li{padding:24px 20px;border-radius:20px}
  .process-grid span{margin-bottom:16px}

  .cta{padding:60px 0}
  .cta-inner{gap:28px}
  .cta-inner > div:last-child{width:100%}

  .contact-grid{gap:34px}
  .contact-details{margin-top:28px}
  .contact-details > *{padding:15px 0}
  .location-card{border-radius:22px}
  .location-map{height:auto;min-height:250px;padding:20px}
  .location-map .map-card{padding:22px;border-radius:17px}
  .text-link{line-height:1.4}

  .footer-top{grid-template-columns:1fr;gap:24px;padding:44px 0 30px}
  .footer-logo-panel{width:210px;max-width:72vw}
  .footer-top p{display:none}
  .footer-contact{align-items:flex-start;gap:3px}
  .footer-bottom{flex-direction:column;gap:14px;padding:20px 0 calc(28px + env(safe-area-inset-bottom))}
  .footer-bottom nav{gap:18px}

  .legal-page{padding:28px 0 64px}
  .legal-hero{padding:18px 0 10px}
  .legal-card{padding:24px 20px;border-radius:20px}
  .legal-card h2{font-size:1.28rem;margin-top:24px}
  .legal-card a{overflow-wrap:anywhere}

  .mobile-call{
    right:16px;
    bottom:calc(16px + env(safe-area-inset-bottom));
    width:56px;
    height:56px;
    touch-action:manipulation
  }

  /* Unterseiten Heizung und Sanitär */
  .heating-hero,.heating-hero-inner{min-height:610px}
  .heating-hero-inner{padding:62px 0 44px}
  .heating-hero::after{background:linear-gradient(180deg,rgba(20,20,22,.08) 8%,rgba(20,20,22,.22) 45%,rgba(20,20,22,.86) 100%)}
  .heating-hero-copy{max-width:100%}
  .heating-hero-copy h1{font-size:clamp(2.8rem,12vw,4.3rem);line-height:1;margin-bottom:16px}
  .heating-hero-copy .lead{font-size:1.02rem;line-height:1.5}
  .heating-intro-grid{gap:28px}
  .qualification-card{padding:24px 21px;border-radius:20px}
  .qualification-card strong{font-size:1.2rem}

  .brand-row{gap:30px}
  .brand-logos{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%}
  .brand-logo{width:100%;min-width:0;height:78px;padding:14px 18px;border-radius:17px}
  .brand-logo img{max-width:145px;max-height:45px}

  .heatpump-grid{gap:30px}
  .project-image{border-radius:22px}
  .project-image img{max-height:440px;object-fit:contain;margin:0 auto}
  .heatpump-copy h2{font-size:clamp(1.9rem,8vw,2.8rem)}
  .feature-list{gap:10px;margin-top:24px}
  .feature-list li{padding:15px 15px 15px 40px;border-radius:14px;font-size:.94rem}
  .feature-list li::before{left:15px;top:14px}
  .project-gallery{gap:14px;margin-top:34px}
  .project-gallery figure{border-radius:20px}
  .project-gallery figcaption{padding:15px 17px;font-size:.9rem;line-height:1.5}

  .sanitary-hero::before{background-position:center top}
}

@media (max-width:680px){
  .services-grid,.process-grid{grid-template-columns:1fr}
  .feature-list,.project-gallery,.sanitary-gallery{grid-template-columns:1fr!important}
}

@media (max-width:560px){
  .container{width:min(calc(100% - 24px),var(--container))}
  .section{padding:58px 0}
  .header-inner{min-height:78px}
  :root{--header-offset:78px}
  .brand img{width:174px;max-width:calc(100vw - 82px)}
  .main-nav{top:78px;max-height:calc(100dvh - 78px)}

  .hero{min-height:690px}
  .hero-grid{min-height:690px;padding:74px 0 42px}
  .hero::before{background-position:66% center}
  .hero-actions{display:grid;grid-template-columns:1fr}
  .button{width:100%;min-height:52px;padding:13px 20px}
  .trust-row{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px}

  .values div{grid-template-columns:68px 1fr}
  .cta{padding:54px 0}
  .cta-inner h2{font-size:clamp(1.9rem,9vw,2.6rem)}

  .heating-hero,.heating-hero-inner{min-height:590px}
  .heating-hero-inner{padding:54px 0 38px}
  .heating-hero::before{background-position:48% center}
  .sanitary-hero::before{
    background-size:100% auto;
    background-position:center top;
    background-color:#756d64
  }
  .sanitary-hero::after{background:linear-gradient(180deg,rgba(20,20,22,.02) 0%,rgba(20,20,22,.14) 36%,rgba(20,20,22,.70) 68%,rgba(20,20,22,.92) 100%)}
  .brand-logos{grid-template-columns:1fr 1fr}
  .project-image img{max-height:390px}
  .project-gallery img{height:auto;max-height:none;object-fit:initial}

  .legal-card{padding:22px 18px}
  .footer-logo-panel{width:198px}
}

@media (max-width:380px){
  .brand img{width:162px}
  .hero h1{font-size:2.85rem}
  .heating-hero-copy h1{font-size:2.7rem}
  .trust-row{grid-template-columns:1fr}
  .brand-logos{grid-template-columns:1fr}
}

@media (hover:none) and (pointer:coarse){
  .button:hover,.service-card:hover{transform:none}
  .button,.service-card-link,.main-nav a,.mobile-call{-webkit-tap-highlight-color:transparent}
}

/* =========================================================
   Mobile Optimierung V2
   Nur bis 820 px – Desktopansicht bleibt vollständig gleich.
   ========================================================= */
@media (max-width:820px){
  :root{--header-offset:78px}
  html{scroll-padding-top:var(--header-offset)}
  html,body{width:100%;max-width:100%;overflow-x:hidden}
  body{font-size:16px;line-height:1.58}
  .container{width:calc(100% - 28px);max-width:100%}
  .section{padding:58px 0}

  /* Header und Navigation */
  .site-header{height:auto}
  .header-inner{min-height:78px;padding:8px 0;gap:12px}
  .brand{display:flex;align-items:center;flex:1 1 auto;min-width:0}
  .brand img{display:block;width:190px;max-width:calc(100vw - 82px);height:auto}
  .menu-toggle{display:block;flex:0 0 46px;margin-left:auto;border-radius:12px}
  .main-nav{
    top:78px;
    max-height:calc(100dvh - 78px);
    overflow-y:auto;
    padding:8px 16px calc(18px + env(safe-area-inset-bottom));
    box-shadow:0 18px 40px rgba(0,0,0,.14)
  }
  .main-nav > a:not(.nav-cta){padding:15px 6px;font-size:1rem}
  .nav-cta{display:block;width:100%;margin-top:14px;padding:13px 18px;text-align:center}

  /* Typografie */
  h1{font-size:clamp(3rem,13vw,4.25rem);line-height:.98;margin-bottom:20px}
  h2{font-size:clamp(2rem,8vw,2.9rem);line-height:1.06;margin-bottom:18px}
  h3{font-size:1.24rem}
  .lead{font-size:1.06rem;line-height:1.52}
  .eyebrow{font-size:.72rem;line-height:1.4;letter-spacing:.12em;margin-bottom:12px}

  /* Startseite: Titelbild und Einstieg */
  .hero{min-height:680px}
  .hero::before{background-position:67% center}
  .hero::after{background:linear-gradient(180deg,rgba(20,20,22,.10) 0%,rgba(20,20,22,.22) 34%,rgba(20,20,22,.66) 68%,rgba(20,20,22,.92) 100%)}
  .hero-grid{display:flex;align-items:flex-end;min-height:680px;padding:70px 0 42px}
  .hero-copy{width:100%;max-width:100%}
  .hero-copy .hero-intro{max-width:36rem;margin-bottom:23px;font-size:1.02rem;line-height:1.5}
  .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}
  .hero-actions .button{width:100%;min-height:52px;padding:13px 16px}
  .trust-row{display:grid;grid-template-columns:repeat(3,max-content);gap:8px 14px;font-size:.8rem}

  /* Startseite: sämtliche Inhaltsbereiche */
  .section-heading{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:30px}
  .section-heading > p{font-size:.98rem;line-height:1.55}
  .services-grid{grid-template-columns:1fr;gap:13px}
  .service-card{min-height:0;padding:24px 20px;border-radius:20px}
  .service-icon{width:50px;height:50px;margin-bottom:24px;border-radius:15px}
  .service-icon svg{width:24px;height:24px}

  .about-grid{grid-template-columns:1fr;gap:30px}
  .about-photo{border-radius:22px}
  .about-photo img{width:100%;height:auto}
  .about-copy p{max-width:none}
  .values{grid-template-columns:1fr;gap:10px;margin-top:26px}
  .values div{display:grid;grid-template-columns:76px 1fr;align-items:center;gap:14px;padding:17px;border-radius:16px}
  .values strong{margin:0;font-size:1.72rem}
  .values span{line-height:1.35}

  .process-grid{grid-template-columns:1fr;gap:12px}
  .process-grid li{padding:22px 19px;border-radius:19px}
  .process-grid span{margin-bottom:14px}

  .cta{padding:54px 0}
  .cta-inner{grid-template-columns:1fr;gap:25px}
  .cta-inner > div:last-child{display:grid!important;grid-template-columns:1fr 1fr;gap:10px!important;width:100%}
  .cta-inner .button{width:100%}

  .contact-grid{grid-template-columns:1fr;gap:30px}
  .contact-details{margin-top:25px}
  .contact-details > *{grid-template-columns:105px 1fr;gap:15px;padding:14px 0}
  .location-card{border-radius:20px}
  .location-map{height:auto;min-height:230px;padding:18px}
  .location-map .map-card{padding:20px;border-radius:16px}

  /* Unterseiten Heizung und Sanitär */
  .heating-hero,.heating-hero-inner{min-height:570px}
  .heating-hero-inner{padding:52px 0 38px}
  .heating-hero::after{background:linear-gradient(180deg,rgba(20,20,22,.06) 4%,rgba(20,20,22,.20) 42%,rgba(20,20,22,.88) 100%)}
  .heating-hero-copy{max-width:100%}
  .heating-hero-copy h1{font-size:clamp(2.75rem,11vw,4rem);line-height:1;margin-bottom:15px}
  .heating-hero-copy .lead{font-size:1rem;line-height:1.48}
  .heating-intro-grid,.brand-row,.heatpump-grid{grid-template-columns:1fr;gap:26px}
  .qualification-card{padding:22px 19px;border-radius:19px}
  .brand-logos{display:grid;grid-template-columns:1fr 1fr;gap:11px;width:100%}
  .brand-logo{width:100%;min-width:0;height:76px;padding:13px 16px;border-radius:16px}
  .brand-logo img{max-width:140px;max-height:44px}
  .project-image{border-radius:20px}
  .project-image img{width:100%;height:auto;max-height:none;object-fit:contain}
  .feature-list{grid-template-columns:1fr;gap:9px;margin-top:22px}
  .feature-list li{padding:14px 14px 14px 39px;border-radius:13px;font-size:.93rem}
  .feature-list li::before{left:14px;top:13px}
  .project-gallery,.sanitary-gallery{grid-template-columns:1fr!important;gap:13px;margin-top:30px}
  .project-gallery figure{border-radius:18px}
  .project-gallery img{width:100%;height:auto;max-height:none;object-fit:initial}
  .project-gallery figcaption{padding:14px 16px;font-size:.89rem;line-height:1.46}
  .sanitary-hero::before{background-position:66% center}

  /* Footer und Rechtliches */
  .footer-top{grid-template-columns:1fr;gap:21px;padding:40px 0 27px}
  .footer-logo-panel{width:205px;max-width:74vw}
  .footer-contact{align-items:flex-start;gap:2px}
  .footer-bottom{flex-direction:column;gap:13px;padding:19px 0 calc(26px + env(safe-area-inset-bottom))}
  .legal-page{padding:24px 0 58px}
  .legal-hero{padding:16px 0 8px}
  .legal-card{padding:22px 18px;border-radius:18px}
  .legal-card h2{font-size:1.25rem;margin-top:22px}
  .legal-card a{overflow-wrap:anywhere}

  .mobile-call{right:14px;bottom:calc(14px + env(safe-area-inset-bottom));width:55px;height:55px}
}

@media (max-width:520px){
  :root{--header-offset:74px}
  .container{width:calc(100% - 22px)}
  .section{padding:52px 0}
  .header-inner{min-height:74px;padding:7px 0}
  .brand img{width:176px;max-width:calc(100vw - 78px)}
  .main-nav{top:74px;max-height:calc(100dvh - 74px)}

  .hero{min-height:650px}
  .hero-grid{min-height:650px;padding:64px 0 36px}
  .hero::before{background-position:70% center}
  .hero h1{font-size:clamp(2.85rem,14vw,3.75rem)}
  .hero-actions{grid-template-columns:1fr}
  .trust-row{grid-template-columns:1fr 1fr;gap:7px 10px}

  .values div{grid-template-columns:66px 1fr}
  .cta-inner > div:last-child{grid-template-columns:1fr}
  .contact-details > *{grid-template-columns:1fr;gap:3px}

  .heating-hero,.heating-hero-inner{min-height:525px}
  .heating-hero-inner{padding:46px 0 32px}
  .heating-hero::before{background-position:50% center}
  .sanitary-hero::before{background-size:cover;background-position:70% center}
  .brand-logos{grid-template-columns:1fr}
  .brand-logo{height:72px}
}

@media (max-width:370px){
  .brand img{width:164px}
  .hero h1{font-size:2.75rem}
  .heating-hero-copy h1{font-size:2.55rem}
  .trust-row{grid-template-columns:1fr}
}