:root{
  --bg:#0b0d10;
  --card:#12161c;
  --text:#e9eef6;
  --muted:#b8c1cc;
  --line:rgba(255,255,255,.10);
  --accent:#ff6a00;
  --accent2:#ff9a3d;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color:var(--text);
  background:linear-gradient(180deg,#07090c 0%, #0b0d10 45%, #07090c 100%);
}
a{color:inherit}
.container{max-width:1120px;margin:0 auto;padding:0 18px;}
.section{padding:72px 0}
.section--alt{background:rgba(255,255,255,.03); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.section__head{display:flex; align-items:flex-end; justify-content:space-between; gap:18px; margin-bottom:24px}
.section__head h2{margin:0; font-size:34px; letter-spacing:.2px}
.section__head p{margin:0; color:var(--muted); max-width:62ch}

.topbar{
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px;
  background:rgba(10,12,15,.72);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{text-decoration:none; display:flex; gap:10px; align-items:baseline}
.brand__mark{font-weight:800; letter-spacing:.8px}
.brand__sub{color:var(--muted); font-weight:600; font-size:13px}
.nav{display:flex; gap:18px; align-items:center}
.nav a{ text-decoration:none; color:var(--muted); font-weight:600; font-size:14px}
.nav a:hover{color:var(--text)}
.nav__cta{color:var(--text) !important; background:rgba(255,106,0,.16); border:1px solid rgba(255,106,0,.35); padding:8px 12px; border-radius:999px}
.navbtn{display:none; border:1px solid var(--line); background:rgba(255,255,255,.04); color:var(--text); padding:8px 10px; border-radius:12px}

.hero{position:relative; min-height:78vh; display:grid; place-items:center; overflow:hidden}
.hero__bg{
  position:absolute; inset:-30px;
  background-size:cover; background-position:center;
  filter:saturate(1.05) contrast(1.05) brightness(.72);
  transform:scale(1.05);
}
.hero__overlay{
  position:absolute; inset:0;
  background:
    radial-gradient(900px 600px at 20% 20%, rgba(255,106,0,.22), transparent 60%),
    radial-gradient(900px 600px at 80% 30%, rgba(255,154,61,.14), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,.65) 0%, rgba(0,0,0,.55) 45%, rgba(0,0,0,.85) 100%);
}
.hero__content{position:relative; padding:72px 0}
.kicker{margin:0 0 10px 0; color:rgba(255,255,255,.82); font-weight:700; letter-spacing:.4px}
.hero h1{margin:0 0 12px 0; font-size:46px; line-height:1.08; max-width:20ch}
.lead{margin:0 0 22px 0; color:rgba(233,238,246,.86); max-width:64ch; font-size:18px; line-height:1.55}
.hero__actions{display:flex; gap:12px; flex-wrap:wrap}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding:12px 16px;
  border-radius:14px;
  border:1px solid var(--line);
  text-decoration:none;
  font-weight:800;
}
.btn--primary{
  background:linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  color:#0b0d10;
  border:0;
  box-shadow: 0 10px 25px rgba(255,106,0,.22);
}
.btn--ghost{background:rgba(255,255,255,.06)}
.btn:hover{transform:translateY(-1px)}
.hero__facts{
  margin-top:26px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap:12px;
}
.fact{
  padding:14px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,255,255,.04);
}
.fact__num{display:block; font-weight:900; letter-spacing:.2px}
.fact__txt{display:block; color:var(--muted); margin-top:4px; font-size:13px; line-height:1.35}

.grid{display:grid; gap:14px}
.grid--3{grid-template-columns:repeat(3, minmax(0,1fr))}
.card{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px;
  box-shadow: var(--shadow);
}
.card h3{margin:0 0 8px 0; font-size:18px}
.card p{margin:0; color:var(--muted); line-height:1.55}
.note{
  margin-top:16px;
  padding:14px 16px;
  border-radius:var(--radius);
  border:1px dashed rgba(255,106,0,.35);
  background:rgba(255,106,0,.08);
  color:rgba(233,238,246,.92);
}
.filters{display:flex; gap:8px; flex-wrap:wrap; justify-content:flex-start; margin-top:14px}
.chip{
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--muted);
  padding:8px 12px;
  border-radius:999px;
  font-weight:800;
  cursor:pointer;
}
.chip.is-active{color:var(--text); border-color:rgba(255,106,0,.45); background:rgba(255,106,0,.12)}
.projects{margin-top:18px}
.project{padding:0; overflow:hidden}
.thumb{padding:0; border:0; background:none; width:100%; cursor:pointer}
.thumb img{width:100%; height:200px; object-fit:cover; display:block; filter:saturate(1.03)}
.project__body{padding:14px 16px 16px}
.meta{color:rgba(255,255,255,.72) !important; font-weight:700; font-size:12px; letter-spacing:.2px}
.project h3{margin:0 0 6px 0}
.project p{margin:0}

.about{display:grid; grid-template-columns: 1.2fr .8fr; gap:18px; align-items:start}
.about__text h3{margin:0 0 8px 0}
.about__text p{margin:0 0 12px 0; color:var(--muted); line-height:1.6}
.bullets{display:grid; gap:8px; margin-top:10px; color:rgba(233,238,246,.92)}
.media{margin:0; padding:0; border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); background:rgba(255,255,255,.03)}
.media img{width:100%; height:auto; display:block}
.media figcaption{padding:10px 12px; color:var(--muted); font-size:12px}
.mediaRow{display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:12px}
.media--small img{height:160px; object-fit:cover}

.callout{
  margin-top:18px;
  padding:18px;
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background:
    radial-gradient(600px 300px at 20% 10%, rgba(255,106,0,.16), transparent 60%),
    rgba(255,255,255,.03);
}
.callout h3{margin:0 0 8px 0}
.callout p{margin:0; color:rgba(233,238,246,.88); line-height:1.6}

.contact{display:grid; grid-template-columns: 1fr 1fr; gap:14px}
label{display:grid; gap:6px; margin-bottom:10px; font-weight:800; color:rgba(233,238,246,.92); font-size:13px}
input, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text);
}
.small{color:var(--muted); font-size:12px; margin-top:10px}
.footer{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex; gap:10px; flex-wrap:wrap; align-items:center;
  color:var(--muted);
  font-size:13px;
}
.sep{opacity:.5}

.lightbox{
  position:fixed; inset:0; display:none;
  background:rgba(0,0,0,.75);
  backdrop-filter: blur(6px);
  padding:22px;
}
.lightbox.is-open{display:grid; place-items:center}
.lightbox__inner{
  width:min(980px, 96vw);
  border-radius:22px;
  border:1px solid rgba(255,255,255,.18);
  background:#0b0d10;
  box-shadow: 0 25px 70px rgba(0,0,0,.55);
  overflow:hidden;
  position:relative;
}
.lightbox__inner img{width:100%; height:auto; display:block}
.lightbox__caption{padding:12px 14px; color:var(--muted); font-size:13px; border-top:1px solid var(--line)}
.lightbox__close{
  position:absolute; top:10px; right:10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  color:var(--text);
  border-radius:12px;
  padding:8px 10px;
  cursor:pointer;
}

@media (max-width: 920px){
  .grid--3{grid-template-columns:1fr 1fr}
  .hero h1{font-size:40px}
  .about{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
}
@media (max-width: 640px){
  .grid--3{grid-template-columns:1fr}
  .nav{display:none}
  .navbtn{display:inline-flex}
  .hero__facts{grid-template-columns:1fr}
  .hero{min-height:82vh}
  .hero h1{font-size:34px}
}


/* Gallery lightbox enhancements */
.lb-nav{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:44px;height:44px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.25);
  background:rgba(0,0,0,.35);
  color:#fff;
  font-size:28px;
  line-height:1;
  display:grid;
  place-items:center;
  cursor:pointer;
}
.lb-prev{ left:14px; }
.lb-next{ right:14px; }

.lb-thumbs{
  display:flex;
  gap:10px;
  padding:14px 6px 2px;
  justify-content:center;
  flex-wrap:wrap;
}
.lb-thumb{
  border:1px solid rgba(255,255,255,.18);
  background:transparent;
  padding:0;
  border-radius:12px;
  overflow:hidden;
  cursor:pointer;
  width:78px;
  height:52px;
}
.lb-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.lb-thumb.active{
  border-color: rgba(255,255,255,.6);
}
@media (max-width: 520px){
  .lb-nav{ display:none; }
  .lb-thumb{ width:64px; height:44px; }
}

/* Services wide card */
.services-grid .card--wide{
  grid-column: 1 / -1;
}

/* Baustelle slider */
.baustelle-slider{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 14px 40px rgba(0,0,0,.12);
  background:#0b0b0b;
}
.baustelle-slide{
  width:100%;
  height:auto;
  display:block;
}
.slider-btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  border:0;
  width:44px;
  height:44px;
  border-radius:999px;
  background:rgba(255,255,255,.9);
  color:#111;
  font-size:26px;
  line-height:44px;
  cursor:pointer;
}
.slider-btn--prev{left:12px;}
.slider-btn--next{right:12px;}
.slider-btn:hover{background:#fff;}
@media (max-width:640px){
  .slider-btn{width:40px;height:40px;line-height:40px;}
}