:root {
  --green: #0b8f3a;
  --dark: #182126;
  --muted: #5f6d74;
  --bg: #f6f8f7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  background: var(--bg);
  line-height: 1.65;
}

a { color: inherit; }

.container {
  width: min(1120px, calc(100% - 32px));
  margin: auto;
}

header {
  background: #fff;
  border-bottom: 1px solid #e3e8e5;
}

.nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
}

.brand {
  font-weight: 900;
  text-decoration: none;
}

.nav a {
  margin-left: 16px;
  text-decoration: none;
  font-weight: 700;
}

.hero {
  padding: 78px 0;
  color: #fff;
}

.page-brany .hero {
  background: linear-gradient(110deg, rgba(10,18,20,.82), rgba(10,18,20,.45)), image-set(url('brany-vrata-pohony-liberec-hero.webp') type('image/webp'), url('brany-vrata-pohony-liberec-hero.jpg') type('image/jpeg')) center/cover;
}

.page-posuvne .hero {
  background: linear-gradient(110deg, rgba(10,18,20,.84), rgba(10,18,20,.42)), image-set(url('posuvna-vjezdova-brana-na-miru.webp') type('image/webp'), url('posuvna-vjezdova-brana-na-miru.jpg') type('image/jpeg')) center/cover;
}

.page-kridlove .hero {
  background: linear-gradient(110deg, rgba(10,18,20,.84), rgba(10,18,20,.42)), image-set(url('kridlova-vjezdova-brana-oploceni.webp') type('image/webp'), url('kridlova-vjezdova-brana-oploceni.jpg') type('image/jpeg')) center/cover;
}

.page-pohony .hero {
  background: linear-gradient(110deg, rgba(10,18,20,.84), rgba(10,18,20,.42)), image-set(url('pohony-vrat-bran-faac-tousek-banner.webp') type('image/webp'), url('pohony-vrat-bran-faac-tousek-banner.jpg') type('image/jpeg')) center/cover;
}

.page-oploceni .hero {
  background: linear-gradient(110deg, rgba(10,18,20,.84), rgba(10,18,20,.42)), image-set(url('vyroba-bran-vrat-oploceni-banner.webp') type('image/webp'), url('vyroba-bran-vrat-oploceni-banner.jpg') type('image/jpeg')) center/cover;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(36px, 6vw, 68px);
  line-height: 1;
  margin: 0 0 18px;
}

.hero p {
  max-width: 720px;
  font-size: 19px;
  color: rgba(255,255,255,.92);
}

.btn {
  display: inline-flex;
  margin-top: 12px;
  padding: 14px 20px;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  text-decoration: none;
  font-weight: 900;
}

.section { padding: 56px 0; }

.grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
}

.card {
  background: #fff;
  border: 1px solid #e1e7e3;
  border-radius: 8px;
  padding: 24px;
}

.card h2,
.card h3 {
  margin-top: 0;
}

.list { padding-left: 20px; }

.links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.links a {
  padding: 10px 14px;
  background: #fff;
  border: 1px solid #dce4df;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
}

footer {
  padding: 30px 0;
  background: #101416;
  color: #fff;
}

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }

  .nav {
    flex-direction: column;
  }

  .nav a {
    margin: 0 12px 0 0;
  }
}