/* Lerch, Mull & Co. – modernes, responsives Design (ohne externe Schriften) */
:root{
  --ink:#14202b; --ink-2:#26384a; --text:#2b3640; --muted:#5d6b78;
  --brand:#c93a2b; --brand-d:#a52d20; --warm:#f6f2ec; --line:#e4ddd2; --white:#fff;
  --radius:14px; --shadow:0 10px 30px rgba(20,32,43,.10);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.65;color:var(--text);background:#fff}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-d);text-underline-offset:3px}
a:hover{color:var(--brand)}
h1,h2,h3{color:var(--ink);line-height:1.2;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.3rem);font-weight:800}
h2{font-size:clamp(1.55rem,3.2vw,2.2rem);font-weight:750}
h3,.h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
ul,ol{padding-left:1.2em}
.wrap{width:min(1180px,100% - 2rem);margin-inline:auto}
.narrow{width:min(820px,100% - 2rem)}
.center{text-align:center}
.small{font-size:.9rem;color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.6rem 1rem;z-index:200}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid #f0a000;outline-offset:2px}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .2s,border-color .2s}
.site-header.scrolled{box-shadow:0 4px 18px rgba(0,0,0,.08);border-color:var(--line)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:72px}
.logo{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--ink)}
.logo img{height:60px;width:auto;display:block}
@media (max-width:620px){.logo img{height:50px}}
.nav{display:flex;align-items:center;gap:1.2rem}
.nav ul{display:flex;gap:.3rem;list-style:none;margin:0;padding:0}
.nav ul a{display:block;padding:.5rem .8rem;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.98rem}
.nav ul a:hover,.nav ul a[aria-current]{background:var(--warm);color:var(--brand-d)}
.nav-toggle{display:none;background:none;border:0;padding:.6rem;cursor:pointer;width:46px;height:46px}
.nav-toggle span{display:block;height:3px;background:var(--ink);margin:5px 0;border-radius:2px;transition:.2s}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font:inherit;font-weight:700;line-height:1.2;transition:transform .15s,background .15s,color .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-d);color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-2);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--ink)}
.btn-ghost-dark{border-color:var(--ink);color:var(--ink)}
.btn-ghost-dark:hover{background:var(--ink);color:#fff}
.btn-call{background:var(--ink);color:#fff;padding:.6rem 1.1rem}
.btn-call:hover{background:var(--brand);color:#fff}
.btn.block{display:flex;width:100%;margin-top:.6rem}

/* Hero */
.hero{position:relative;color:#fff;min-height:min(78vh,720px);display:flex;align-items:center;overflow:hidden;background:var(--ink)}
.hero-img,.hero picture{position:absolute;inset:0;width:100%;height:100%}
.hero-img{object-fit:cover;object-position:60% 40%}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,18,26,.88) 0%,rgba(10,18,26,.62) 45%,rgba(10,18,26,.15) 100%)}
.hero-in{position:relative;padding-block:4.5rem}
.hero h1{color:#fff;max-width:16ch;margin-bottom:.4em}
.hero-lead{font-size:clamp(1.05rem,2vw,1.3rem);max-width:46ch;color:#e9eef2}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;font-weight:700;color:#ffd2cc;margin-bottom:.8rem}
.eyebrow.dark{color:var(--brand)}

/* Trust */
.trust{background:var(--ink);color:#fff}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;padding-block:1.4rem}
.trust-grid div{display:flex;flex-direction:column;border-left:3px solid var(--brand);padding-left:.9rem}
.trust-grid strong{font-size:1.05rem}
.trust-grid span{font-size:.88rem;color:#b9c4ce}

/* Sections */
.section{padding-block:clamp(3rem,7vw,5.5rem)}
.section.alt{background:var(--warm)}
.sec-head{max-width:760px;margin-bottom:2.2rem}
.sec-head p{color:var(--muted);font-size:1.1rem}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(1.5rem,5vw,4rem);align-items:center}
.split.top{align-items:start;grid-template-columns:1.6fr 1fr}
.split-img img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--text);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);color:var(--text)}
.card-img{width:100%;aspect-ratio:4/3;object-fit:cover}
.card-b{padding:1.2rem 1.3rem 1.4rem;display:flex;flex-direction:column;gap:.3rem;flex:1}
.card-b h3{margin:0}
.card-b p{color:var(--muted);font-size:.97rem;margin:0 0 .6rem;flex:1}
.more{color:var(--brand-d);font-weight:700;text-decoration:none}

/* Lists */
.checks{list-style:none;padding:0;margin:0 0 1.4rem}
.checks li{position:relative;padding-left:2rem;margin-bottom:.7rem}
.checks li::before{content:"";position:absolute;left:0;top:.35em;width:1.25rem;height:1.25rem;border-radius:50%;background:var(--brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath fill='none' stroke='%23fff' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round' d='m5 10.5 3.2 3.2L15 6.8'/%3E%3C/svg%3E") center/80% no-repeat}
.tags{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.55rem;margin:0 0 1.4rem}
.tags li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.4rem 1rem;font-size:.95rem;font-weight:600;color:var(--ink)}
.section.alt .tags li{background:#fff}
.tags.links a{text-decoration:none;color:var(--ink)}
.tags.links li:hover{border-color:var(--brand)}

/* Steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;counter-reset:s}
.steps li{background:var(--warm);border-radius:var(--radius);padding:1.5rem}
.steps span{display:grid;place-items:center;width:2.6rem;height:2.6rem;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;margin-bottom:.9rem}
.steps h3{font-size:1.1rem}
.steps p{margin:0;color:var(--muted);font-size:.97rem}

/* Referenzen */
.ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.2rem}
.ref-grid.ref-3{grid-template-columns:repeat(3,1fr)}
.ref-grid + .center{margin-top:2.2rem}
@media (max-width:860px){.ref-grid.ref-3{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}}
.ref{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ref img,.ref-open{width:100%}
.ref img{aspect-ratio:4/3;object-fit:cover}
.ref-open{display:block;padding:0;border:0;background:none;cursor:zoom-in}
.ref figcaption{padding:.9rem 1rem 1.1rem;font-size:.93rem;color:var(--muted)}
.ref figcaption strong{display:block;color:var(--ink);font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.25rem}
.lightbox{border:0;border-radius:var(--radius);padding:1rem;max-width:min(92vw,900px);background:#fff}
.lightbox::backdrop{background:rgba(10,18,26,.8)}
.lightbox img{width:100%;max-height:75vh;object-fit:contain}
.lightbox p{margin:.7rem 0 0;font-size:.95rem}
.lb-close{position:absolute;top:.3rem;right:.5rem;border:0;background:#fff;border-radius:50%;width:2.2rem;height:2.2rem;font-size:1.6rem;line-height:1;cursor:pointer}

/* Page head */
.page-head{background:linear-gradient(135deg,var(--ink),var(--ink-2));color:#fff;padding-block:clamp(2.2rem,5vw,3.8rem)}
.page-head h1{color:#fff;font-size:clamp(1.8rem,4.2vw,2.8rem);max-width:24ch;margin-bottom:.4em}
.page-head p{color:#cfd8df;max-width:60ch;font-size:1.1rem;margin:0}
.crumbs{font-size:.88rem;color:#9fb0bd;margin-bottom:1rem}
.crumbs a{color:#cfd8df}
.crumbs span{color:#fff}

/* Prose & aside */
.prose h2{margin-top:1.8em;font-size:clamp(1.3rem,2.6vw,1.7rem)}
.prose h2:first-child{margin-top:0}
.lead{font-size:1.2rem;color:var(--ink)}
.side{display:flex;flex-direction:column;gap:1.2rem;position:sticky;top:96px}
.side-img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%}
.side-box{background:var(--warm);border-radius:var(--radius);padding:1.5rem}
.side-box address{font-style:normal;margin-bottom:1rem}
.facts{display:grid;grid-template-columns:auto 1fr;gap:.4rem 1rem;margin:0 0 1rem}
.facts dt{font-weight:700;color:var(--ink)}
.facts dd{margin:0}
.timeline{list-style:none;margin:0;padding:0 0 0 1.4rem;border-left:3px solid var(--brand)}
.timeline li{position:relative;margin-bottom:1.5rem}
.timeline li::before{content:"";position:absolute;left:-1.95rem;top:.4rem;width:.9rem;height:.9rem;border-radius:50%;background:var(--brand);border:3px solid var(--warm)}
.timeline strong{font-size:1.3rem;color:var(--ink)}
.timeline p{margin:.2rem 0 0}
.sitemap,.sitemap ul{list-style:disc}
.sitemap li{margin:.4rem 0}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:.8rem;padding:0 1.2rem}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);padding:1rem 0;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--brand);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 1.1rem;color:var(--muted)}

/* CTA */
.cta{background:var(--brand);color:#fff;padding-block:2.8rem}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.cta h2{color:#fff;margin-bottom:.3em}
.cta p{margin:0;max-width:56ch;color:#ffe9e6}
.cta-btns{display:flex;gap:.8rem;flex-wrap:wrap}
.cta .btn-primary{background:#fff;color:var(--brand-d)}
.cta .btn-primary:hover{background:var(--ink);color:#fff}

/* Form */
.form{display:grid;gap:1.1rem}
.form label{display:flex;flex-direction:column;gap:.35rem;font-weight:600;color:var(--ink)}
.form input[type=text],.form input[type=tel],.form input[type=email],.form select,.form textarea{font:inherit;font-weight:400;padding:.8rem .9rem;border:1.5px solid #cfc7ba;border-radius:10px;background:#fff;color:var(--text);width:100%}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(201,58,43,.18)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.form .check{flex-direction:row;align-items:flex-start;gap:.7rem;font-weight:400;font-size:.95rem}
.form .check input{margin-top:.35rem;width:1.1rem;height:1.1rem;flex:none}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.notice{border-radius:12px;padding:1.2rem 1.4rem;margin-bottom:1.4rem}
.notice.ok{background:#e8f5ec;border:1px solid #9fd2ae}
.notice.err{background:#fdeceb;border:1px solid #f1aaa3}
.notice ul{margin:0;padding-left:1.1rem}

/* Footer */
.site-footer{background:var(--ink);color:#c5d0d9;padding-top:3rem;font-size:.97rem}
.site-footer a{color:#e9eef2;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
.foot-logo{height:72px;width:auto;margin-bottom:1rem}
.foot-h{color:#fff;font-weight:800;margin-bottom:.7rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:.35rem}
.site-footer address{font-style:normal}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;border-top:1px solid rgba(255,255,255,.12);margin-top:2rem;padding-block:1.2rem;font-size:.88rem}

/* Mobile Call-Bar */
.callbar{display:none}

@media (max-width:980px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split,.split.top{grid-template-columns:1fr}
  .side{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:1rem;gap:.8rem;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(0,0,0,.1);display:none}
  .nav.open{display:flex}
  .nav ul{flex-direction:column}
  .nav ul a{padding:.8rem 1rem}
  .nav .btn-call{justify-content:center}
  .nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}
@media (max-width:620px){
  body{font-size:1rem;padding-bottom:62px}
  .hero{min-height:auto}
  .hero-shade{background:linear-gradient(180deg,rgba(10,18,26,.55),rgba(10,18,26,.88))}
  .hero-in{padding-block:3rem}
  .hero-cta .btn{width:100%}
  .steps,.row2,.foot-grid,.cards{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr 1fr;gap:.8rem}
  .cta-btns,.cta-btns .btn{width:100%}
  .callbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:90;box-shadow:0 -4px 16px rgba(0,0,0,.18)}
  .callbar a{padding:1rem;text-align:center;font-weight:800;text-decoration:none;background:var(--ink);color:#fff}
  .callbar a.primary{background:var(--brand)}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}