:root{
  --dark:#07111f;
  --dark2:#0d1b2c;
  --orange:#ff6b00;
  --orange2:#ff8a00;
  --text:#111827;
  --muted:#667085;
  --line:#e8edf3;
  --bg:#ffffff;
  --soft:#f6f8fb;
}

*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}

html{
  scroll-behavior:smooth;
}

body{
  font-family:Arial,Helvetica,sans-serif;
  background:#ffffff;
  color:var(--text);
  line-height:1.55;
}

a{
  text-decoration:none;
  color:inherit;
}

img{
  max-width:100%;
  display:block;
}

.nav{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  min-height:76px;
  padding:12px 7%;
  display:flex;
  align-items:center;
  gap:28px;
  box-shadow:0 8px 30px rgba(7,17,31,.05);
}

.brand img{
  width:118px;
  height:54px;
  object-fit:cover;
  object-position:center;
  border-radius:8px;
}

.links{
  display:flex;
  align-items:center;
  gap:34px;
  margin:auto;
  font-weight:800;
  text-transform:uppercase;
  font-size:13px;
  letter-spacing:.04em;
}

.links a{
  position:relative;
  padding:8px 0;
}

.links a:after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:3px;
  background:var(--orange);
  transition:.2s;
  border-radius:3px;
}

.links a:hover:after{
  width:100%;
}

.call{
  background:linear-gradient(135deg,var(--orange),var(--orange2));
  color:#fff;
  padding:13px 20px;
  border-radius:12px;
  font-weight:900;
  box-shadow:0 10px 25px rgba(255,107,0,.28);
  white-space:nowrap;
}

.hamb{
  display:none;
  border:0;
  background:#fff;
  font-size:28px;
  font-weight:900;
}

.section{
  padding:78px 7%;
}

.hero{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
  gap:46px;
  align-items:center;
  min-height:calc(100vh - 76px);
  background:
    radial-gradient(circle at 8% 20%,rgba(255,107,0,.08),transparent 30%),
    linear-gradient(180deg,#fff,#fbfcff);
}

.eyebrow,
.section-title p{
  color:var(--orange);
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:14px;
  margin-bottom:12px;
}

h1{
  font-size:clamp(42px,6vw,82px);
  line-height:.96;
  letter-spacing:-.055em;
  max-width:820px;
  text-transform:uppercase;
}

.lead{
  font-size:20px;
  color:var(--muted);
  max-width:680px;
  margin:28px 0 32px;
}

.actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}

.btn{
  padding:15px 22px;
  border-radius:12px;
  font-weight:900;
  text-transform:uppercase;
  font-size:14px;
}

.primary{
  background:var(--orange);
  color:#fff;
}

.secondary{
  border:1px solid #cfd6df;
  background:#fff;
  color:var(--dark);
}

.hero-banner{
  background:#fff;
  border-radius:30px;
  padding:18px;
  box-shadow:0 24px 60px rgba(7,17,31,.12);
  border:1px solid rgba(7,17,31,.08);
  min-height:420px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}

.hero-banner img{
  width:100%;
  max-height:460px;
  object-fit:contain;
  object-position:center;
  border-radius:20px;
}

.section-title{
  text-align:center;
  max-width:780px;
  margin:0 auto 42px;
}

.section-title h2{
  font-size:clamp(30px,4vw,48px);
  line-height:1.08;
  letter-spacing:-.035em;
}

.offer{
  background:#fff;
}

.offer-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}

.offer-grid article{
  padding:28px;
  border:1px solid var(--line);
  border-radius:22px;
  background:#fff;
  box-shadow:0 14px 40px rgba(7,17,31,.06);
}

.offer-grid span{
  color:var(--orange);
  font-weight:900;
}

.offer-grid h3{
  font-size:22px;
  margin:10px 0;
}

.offer-grid p{
  color:var(--muted);
}

.realizacje{
  background:var(--soft);
}

.gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}

.gallery img{
  width:100%;
  height:300px;
  object-fit:cover;
  border-radius:18px;
  box-shadow:0 12px 34px rgba(7,17,31,.12);
  background:#ddd;
}

.contact{
  margin:0 7% 0;
  padding:48px;
  border-radius:28px;
  background:linear-gradient(135deg,var(--dark),#071a33);
  color:#fff;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:28px;
  align-items:center;
  position:relative;
  overflow:hidden;
}

.contact:after{
  content:"";
  position:absolute;
  right:-120px;
  top:-120px;
  width:360px;
  height:360px;
  background:radial-gradient(circle,var(--orange),transparent 62%);
  opacity:.55;
}

.contact h2{
  font-size:44px;
  line-height:1.05;
  margin-bottom:14px;
}

.contact p{
  color:#dbe5f2;
  max-width:620px;
}

.contact-box{
  position:relative;
  z-index:1;
  display:grid;
  gap:12px;
}

.contact-box a{
  background:#fff;
  color:var(--dark);
  border-radius:16px;
  padding:18px 20px;
  font-size:22px;
  font-weight:900;
}

footer{
  background:#040b14;
  color:#cbd5e1;
  padding:24px 7%;
  display:flex;
  justify-content:space-between;
  gap:20px;
  font-size:14px;
  margin-top:70px;
}

@media(max-width:980px){
  .nav{
    padding:10px 5%;
    gap:14px;
  }

  .hamb{
    display:block;
    margin-left:auto;
  }

  .links{
    position:absolute;
    left:0;
    right:0;
    top:75px;
    background:#fff;
    border-bottom:1px solid var(--line);
    display:none;
    flex-direction:column;
    padding:18px;
  }

  .menu-open .links{
    display:flex;
  }

  .call{
    font-size:14px;
    padding:12px 14px;
  }

  .hero{
    grid-template-columns:1fr;
    min-height:auto;
  }

  .hero-banner{
    min-height:auto;
  }

  .offer-grid{
    grid-template-columns:repeat(2,1fr);
  }

  .gallery{
    grid-template-columns:repeat(2,1fr);
  }

  .contact{
    grid-template-columns:1fr;
    margin:0 5%;
    padding:32px;
  }

  .section{
    padding:58px 5%;
  }
}

@media(max-width:620px){
  .brand img{
    width:92px;
    height:44px;
  }

  .call{
    display:none;
  }

  h1{
    font-size:42px;
  }

  .lead{
    font-size:17px;
  }

  .hero-banner{
    padding:12px;
    border-radius:22px;
  }

  .hero-banner img{
    border-radius:14px;
  }

  .offer-grid,
  .gallery{
    grid-template-columns:1fr;
  }

  .gallery img{
    height:260px;
  }

  .contact h2{
    font-size:34px;
  }

  .contact-box a{
    font-size:18px;
  }

  footer{
    flex-direction:column;
    text-align:center;
  }
}