:root{
  --bg:#111;
  --surface:#1a1a1a;
  --primary:#ffd700;
  --text:#f1f1f1;
  --muted:#999;
  --radius:8px;
  --max-width:1100px;
}
*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
body{
  font-family:'Poppins',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
}
img{
  max-width:100%;
  display:block;
}
a{
  color:var(--primary);
  text-decoration:none;
}
h1,h2,h3{
  font-weight:700;
  line-height:1.2;
  margin-bottom:.5em;
}
.container{
  width:90%;
  max-width:var(--max-width);
  margin-inline:auto;
}
.nav-wrapper{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:1.2rem 0;
}
.logo{
  height:40px;
}
nav ul{
  list-style:none;
  display:flex;
  gap:1.5rem;
}
.hero{
  background:url("https://images.unsplash.com/photo-1493225457124-a3eb161ffa5f?auto=format&fit=crop&w=1600&q=80") center/cover no-repeat;
  position:relative;
  text-align:center;
  padding:8rem 0 6rem;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(0,0,0,.65);
}
.hero-inner{
  position:relative;
  z-index:2;
}
.hero h1{
  font-size:clamp(2rem,5vw,3.5rem);
  color:var(--primary);
}
.claim{
  font-size:1.25rem;
  margin:1rem 0 2rem;
  color:var(--text);
}
.btn{
  display:inline-block;
  background:var(--primary);
  color:#000;
  padding:.9rem 2rem;
  border-radius:var(--radius);
  font-weight:600;
  transition:.25s;
}
.btn:hover{
  background:#e6c200;
}
.leistungen,.referenzen,.kontakt{
  padding:4rem 0;
}
.leistungen h2,.referenzen h2,.kontakt h2{
  text-align:center;
  margin-bottom:2.5rem;
  color:var(--primary);
}
.grid{
  display:grid;
  gap:1.5rem;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}
.card{
  background:var(--surface);
  padding:2rem;
  border-radius:var(--radius);
  border:1px solid #222;
}
.gallery{
  display:grid;
  gap:1rem;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}
.gallery figure{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius);
}
.gallery figcaption{
  position:absolute;
  bottom:0;
  left:0;
  right:0;
  background:rgba(0,0,0,.6);
  color:var(--primary);
  padding:.5rem 1rem;
  font-size:.9rem;
}
form{
  background:var(--surface);
  padding:2rem;
  border-radius:var(--radius);
  max-width:700px;
  margin-inline:auto;
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1rem;
}
input,textarea{
  width:100%;
  padding:.9rem 1rem;
  border:none;
  border-radius:var(--radius);
  background:#222;
  color:var(--text);
  font-family:inherit;
}
input:focus,textarea:focus{
  outline:2px solid var(--primary);
}
button{
  border:none;
  cursor:pointer;
  margin-top:1rem;
}
.contact-details{
  text-align:center;
  margin-top:2.5rem;
}
footer{
  background:#000;
  padding:2rem 0;
  font-size:.85rem;
  color:var(--muted);
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:1rem;
}
@media(max-width:700px){
  .form-grid{
    grid-template-columns:1fr;
  }
  nav ul{
    gap:1rem;
  }
}