/* A&A Bau-GmbH – Website Stylesheet (keine externen Schriften/Tracker, DSGVO-freundlich) */
:root{
  --navy:#0b1d42; --navy-2:#173163; --navy-3:#07142e;
  --accent:#e0a134; --ink:#16212e; --muted:#5b6878; --line:#e3e8ee;
  --bg:#ffffff; --soft:#f4f6f9; --radius:10px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--navy-2)}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.2;color:var(--navy)}
h2{font-size:clamp(28px,4vw,40px);font-weight:700;letter-spacing:-.01em}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.lead{font-size:19px;color:var(--muted);max-width:640px}
section{padding:96px 0}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:6px;font-weight:600;text-decoration:none;font-size:16px;border:2px solid transparent;transition:.2s;cursor:pointer}
.btn-accent{background:var(--accent);color:var(--navy-3)}
.btn-accent:hover{background:#f0b34a}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2)}

/* Header */
.topbar{background:var(--navy-3);color:#c9d4e2;font-size:14px}
.topbar .wrap{display:flex;justify-content:flex-end;gap:24px;padding-top:7px;padding-bottom:7px}
.topbar a{color:#fff;text-decoration:none}
header.site{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:82px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo-mark{width:46px;height:46px;border-radius:8px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;letter-spacing:-.02em}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-text b{color:var(--navy);font-size:19px;letter-spacing:.01em}
.logo-text span{font-size:10.5px;letter-spacing:.16em;color:var(--muted);font-weight:600}
nav.main{display:flex;align-items:center;gap:30px}
nav.main a{text-decoration:none;color:var(--ink);font-weight:500;font-size:16px}
nav.main a:hover{color:var(--navy-2)}
nav.main .btn{padding:10px 20px;color:#fff}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--navy);margin:5px auto;transition:.2s}

/* Hero */
.hero{position:relative;background:var(--navy);color:#fff;padding:120px 0 110px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  linear-gradient(100deg,rgba(7,20,46,.96) 0%,rgba(11,29,66,.88) 48%,rgba(11,29,66,.45) 100%),
  url("images/hero.jpg") center/cover no-repeat}
.hero .grid-lines{position:absolute;inset:0;opacity:.07;background-image:linear-gradient(#fff 1px,transparent 1px),linear-gradient(90deg,#fff 1px,transparent 1px);background-size:56px 56px}
.hero .wrap{position:relative}
.hero h1{color:#fff;font-size:clamp(38px,6vw,64px);font-weight:800;letter-spacing:-.02em;max-width:780px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{font-size:20px;color:#d6dfeb;max-width:600px;margin:22px 0 36px}
.hero .actions{display:flex;flex-wrap:wrap;gap:14px}
.hero .tags{margin-top:56px;display:flex;flex-wrap:wrap;gap:10px 28px;font-size:14px;letter-spacing:.14em;text-transform:uppercase;color:#aebdd0;font-weight:600}
.hero .tags span::before{content:"■";color:var(--accent);margin-right:10px;font-size:10px;vertical-align:2px}

/* Trust strip */
.trust{background:var(--soft);padding:28px 0;border-bottom:1px solid var(--line)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust div{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--muted)}
.trust b{display:block;color:var(--navy);font-size:16px}
.trust svg{flex:none;width:34px;height:34px;color:var(--navy)}

/* Leistungen */
.head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:52px;flex-wrap:wrap}
.services{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:34px;background:#fff;transition:.25s;position:relative}
.card:hover{border-color:var(--navy-2);box-shadow:0 14px 40px rgba(11,29,66,.10);transform:translateY(-2px)}
.card .ico{width:56px;height:56px;border-radius:10px;background:var(--navy);color:#fff;display:grid;place-items:center;margin-bottom:22px}
.card .ico svg{width:30px;height:30px}
.card h3{font-size:23px;margin-bottom:10px}
.card p{color:var(--muted);margin-bottom:16px}
.card ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.card li{font-size:14px;background:var(--soft);color:var(--navy);padding:5px 12px;border-radius:30px;font-weight:500}
.card.highlight{background:var(--navy);border-color:var(--navy)}
.card.highlight h3{color:#fff}
.card.highlight p{color:#c9d4e2}
.card.highlight .ico{background:var(--accent);color:var(--navy-3)}
.card.highlight li{background:rgba(255,255,255,.1);color:#fff}
.badge{position:absolute;top:22px;right:22px;background:var(--accent);color:var(--navy-3);font-size:12px;font-weight:700;padding:4px 10px;border-radius:4px;letter-spacing:.06em;text-transform:uppercase}

/* Für wen / Ablauf */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.bg-soft{background:var(--soft)}
.clients{display:grid;gap:16px;margin-top:30px}
.client{display:flex;gap:16px;background:#fff;border-radius:var(--radius);padding:20px 22px;border:1px solid var(--line)}
.client .n{flex:none;width:36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px}
.client b{color:var(--navy);display:block}
.client span{color:var(--muted);font-size:15px}
.steps{counter-reset:s;display:grid;gap:0;margin-top:30px}
.step{position:relative;padding:0 0 30px 62px}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;left:0;top:-2px;font-weight:800;font-size:22px;color:var(--accent)}
.step::after{content:"";position:absolute;left:14px;top:34px;bottom:4px;width:2px;background:var(--line)}
.step:last-child::after{display:none}
.step b{display:block;color:var(--navy);font-size:18px}
.step span{color:var(--muted)}

/* Referenzen */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:240px;gap:16px}
.gallery figure{position:relative;border-radius:var(--radius);overflow:hidden;background:linear-gradient(135deg,var(--navy-2),var(--navy-3))}
.gallery figure:first-child{grid-row:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;transition:.5s}
.gallery figure:hover img{transform:scale(1.04)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 18px 16px;color:#fff;background:linear-gradient(transparent,rgba(7,20,46,.85));font-size:15px}
.gallery figcaption b{display:block;font-size:17px}
.regions{margin-top:40px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;color:var(--muted)}
.regions span{border:1px solid var(--line);padding:6px 14px;border-radius:30px;font-size:15px;color:var(--navy);font-weight:500}

/* Über uns */
.about-box{background:var(--navy);color:#fff;border-radius:14px;padding:46px;position:relative;overflow:hidden}
.about-box h3{color:#fff;font-size:26px;margin-bottom:6px}
.about-box .quote{font-size:30px;font-weight:800;color:var(--accent);margin:18px 0 8px;letter-spacing:-.01em}
.about-box p{color:#c9d4e2}
.values{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:30px}
.values div b{display:block;color:var(--navy);font-size:17px;margin-bottom:4px}
.values div span{color:var(--muted);font-size:15px}
.values div{border-left:3px solid var(--accent);padding-left:16px}

/* Kontakt */
.contact{background:var(--navy-3);color:#fff}
.contact h2{color:#fff}
.contact .lead{color:#b8c6d8}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;margin-top:44px}
.cinfo{display:grid;gap:22px;align-content:start}
.cinfo a,.cinfo div.row{display:flex;gap:16px;align-items:flex-start;color:#fff;text-decoration:none}
.cinfo .i{flex:none;width:48px;height:48px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;color:var(--accent)}
.cinfo .i svg{width:22px;height:22px}
.cinfo small{display:block;color:#93a5bd;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.cinfo strong{font-size:18px;font-weight:600}
form.cform{background:#fff;color:var(--ink);border-radius:14px;padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
form.cform .full{grid-column:1/-1}
form.cform label{display:block;font-size:14px;font-weight:600;color:var(--navy);margin-bottom:6px}
form.cform input,form.cform select,form.cform textarea{width:100%;padding:12px 14px;border:1px solid #cfd8e3;border-radius:6px;font:inherit;font-size:16px;background:#fff;color:var(--ink)}
form.cform input:focus,form.cform select:focus,form.cform textarea:focus{outline:2px solid var(--navy-2);border-color:transparent}
form.cform textarea{min-height:130px;resize:vertical}
form.cform label.check{display:flex;font-weight:400;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted)}
form.cform .check input{width:auto;margin-top:4px}
.hp{position:absolute;left:-9999px}

/* Footer */
footer.site{background:#06121f;color:#8fa1b8;padding:56px 0 26px;font-size:15px}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
footer.site h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.04em}
footer.site a{color:#c9d4e2;text-decoration:none}
footer.site a:hover{color:#fff}
footer.site ul{list-style:none;display:grid;gap:8px}
footer.site .bottom{border-top:1px solid #1a2a3d;margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:14px}
footer.site .logo-text b{color:#fff}

/* Rechtstexte */
.legal{padding:70px 0 90px}
.legal .wrap{max-width:820px}
.legal h1{font-size:40px;margin-bottom:28px}
.legal h2{font-size:22px;margin:34px 0 10px}
.legal h3{font-size:18px;margin:22px 0 8px}
.legal p,.legal li{color:#33404f;margin-bottom:10px}
.legal ul{padding-left:22px}

/* Responsive */
@media (max-width:960px){
  .services,.split,.contact-grid{grid-template-columns:1fr}
  .split{gap:40px}
  .trust .wrap{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr;grid-auto-rows:200px}
  footer.site .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .burger{display:block}
  nav.main{position:fixed;top:82px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:10px 20px 24px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:.25s;box-shadow:0 20px 30px rgba(0,0,0,.08)}
  nav.main.open{transform:none}
  nav.main a{padding:14px 0;border-bottom:1px solid var(--line)}
  nav.main .btn{margin-top:14px;justify-content:center}
  .topbar .wrap{justify-content:center;font-size:13px;gap:16px}
}
@media (max-width:600px){
  body{font-size:16px}
  section{padding:68px 0}
  .wrap{padding:0 16px}
  .hero{padding:80px 0 76px}
  .hero p{font-size:18px}
  .trust .wrap{grid-template-columns:1fr}
  .card{padding:26px}
  .gallery{grid-template-columns:1fr;grid-auto-rows:220px}
  .gallery figure:first-child{grid-row:auto}
  .values{grid-template-columns:1fr}
  .about-box{padding:32px}
  form.cform{grid-template-columns:1fr;padding:24px}
  footer.site .cols{grid-template-columns:1fr}
  .topbar .mail{display:none}
}

/* Bilder in Leistungskarten */
.card{overflow:hidden}
.card-img{display:block;width:calc(100% + 68px);max-width:none;height:210px;object-fit:cover;margin:-34px -34px 0}
.card .card-img + .ico{margin-top:-28px;position:relative;border:4px solid #fff;box-sizing:content-box}
.card.highlight .card-img + .ico{border-color:var(--navy)}
.card .badge{z-index:2}
/* Referenzliste */
.refs{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ref{border:1px solid var(--line);border-radius:var(--radius);padding:24px;border-top:4px solid var(--navy)}
.ref-city{display:block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.ref b{display:block;color:var(--navy);font-size:18px;margin-bottom:4px}
.ref span:last-child{color:var(--muted);font-size:15px}
.about-img{width:calc(100% + 92px);max-width:none;height:200px;object-fit:cover;margin:-46px -46px 30px}
@media (max-width:960px){.refs{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.refs{grid-template-columns:1fr}.card-img{width:calc(100% + 52px);margin:-26px -26px 0}.about-img{width:calc(100% + 64px);margin:-32px -32px 24px}}
.ref-cta{background:var(--navy);border-color:var(--navy);text-decoration:none}.ref-cta b{color:#fff}.ref-cta span:last-child{color:#c9d4e2}
.ref-cta{grid-column:1/-1}

.card.wide{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 34px;align-items:start}
.card.wide .card-img{grid-row:1/span 5;width:calc(100% + 34px);height:calc(100% + 68px);min-height:300px;margin:-34px 0 -34px -34px}
.card.wide .card-img + .ico{margin-top:0;border:0}
@media (max-width:960px){.card.wide{display:block}.card.wide .card-img{width:calc(100% + 68px);height:210px;min-height:0;margin:-34px -34px 0}.card.wide .card-img + .ico{margin-top:-28px;border:4px solid var(--navy)}}
@media (max-width:600px){.card.wide .card-img{width:calc(100% + 52px);margin:-26px -26px 0}}

.logo-img{height:64px;width:auto;display:block}
.logo-img-footer{height:80px;width:auto;display:block}
@media (max-width:600px){.logo-img{height:50px}}