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


body {
  font-family: Arial;
  background:#1a1a1a;
  color:white;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}


header {
  position:fixed;
  top:0;
  left:0; 
  width:100%;
  height:70px;
  background:#111;
  border-bottom:2px solid orange;
  z-index:1000;
}

.nav {
  max-width:1200px;
  margin:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  height:70px;
  padding:0 20px;
}

.logo {
  color:orange;
  font-weight:900;
  font-size:20px; 
  text-decoration:none;
  cursor:pointer;
}

.breadcrumb {
  max-width:1100px;
  margin:25px auto 10px auto;
  padding:0 20px;
  font-weight:900;
  color:orange;
  font-size:14px;
}

.breadcrumb a {
  color:orange;
  text-decoration:none;
  transition:0.2s;
}

.breadcrumb a:hover {
  color:#ffb84d;
}

.breadcrumb span {
  color:white;
}

.layout {
  display:flex;
  gap:25px;
  max-width:1100px;
  margin:auto;
  padding:20px;
}

.sidebar {
  width:240px;
  background:#111;
  padding:20px;
  border-radius:14px;
  box-shadow:0 10px 30px rgba(0,0,0,0.5);
  height:fit-content;
}

.sidebar ul {
  list-style:none;
}

.sidebar li {
  border-bottom:1px solid #222;
}

.sidebar a {
  display:block;
  padding:12px 5px;
  color:#ccc;
  text-decoration:none;
  font-size:14px;
  transition:0.2s;
}

.sidebar a:hover {
  color:orange;
  padding-left:10px;
}

.sidebar a.active {
  color:orange;
  font-weight:bold;
}

.content {
  flex:1;
  text-align:center;
}

.page-title {
  font-size:32px;
  font-weight:900;
  color:orange;
  margin-bottom:8px;
}

.page-subtitle {
  color:#aaa;
  margin-bottom:30px;
  font-size:14px;
}

.producenci-grid {
  display:flex;
  justify-content:center;
  gap:25px;
  flex-wrap:wrap;
}

.producent-card {
  width:280px;
  height:170px;
  background:#222;
  border-radius:16px;
  display:flex;
  justify-content:center;
  align-items:center;
  text-decoration:none;
  color:white;
  font-weight:bold;
  font-size:14px;
  position:relative;

  box-shadow:0 10px 30px rgba(0,0,0,0.6);
  transition:0.25s;
}

.producent-card:hover {
  transform:translateY(-6px);
  box-shadow:
    0 15px 40px rgba(0,0,0,0.8),
    0 0 15px rgba(255,165,0,0.35);
}

.producent-card::after {
  content:"↗";
  position:absolute;
  top:12px;
  right:14px;
  color:orange;
  font-size:18px;
  opacity:0.8;
}

footer {
  margin-top:auto;
  background:#111;
  text-align:center;
  padding:20px;
  border-top:2px solid orange;
  color:#aaa;
}

@media(max-width:900px){

  .layout {
    flex-direction:column;
  }

  .sidebar {
    width:100%;
  }

  .sidebar ul {
    display:flex;
    flex-wrap:wrap;
    gap:10px;
  }

  .sidebar li {
    border:none;
  }

  .sidebar a {
    background:#1f1f1f;
    border-radius:8px;
    padding:8px 12px;
  }
}


@media(max-width:600px){

  .producenci-grid {
    flex-direction:column;
    align-items:center;
  }

  .producent-card {
    width:100%;
    max-width:320px;
  }

  .page-title {
    font-size:26px;
  }
}

nav ul {
  display:flex;
  list-style:none;
  gap:25px;
  align-items:center;
}

nav a {
  display:flex;
  align-items:center;
  height:70px;
  color:white;
  text-decoration:none;
  font-weight:700;
  position:relative;
  padding:0 5px;
  transition:0.3s;
}

nav a::after {
  content:"";
  position:absolute;
  bottom:15px;
  left:0;
  width:0;
  height:2px;
  background:orange;
  transition:0.3s;
}

nav a:hover::after {
  width:100%;
}

nav a:hover {
  color:orange;
}
@media(max-width:768px){

  body {
    overflow-x: hidden;
  }

  .nav {
    padding: 0 15px;
  }

  .logo {
    font-size: 16px;
  }

  nav ul {
    gap: 15px;
  }

  section {
    padding: 40px 15px;
  }

  h1 {
    font-size: 22px;
  }

  h2 {
    font-size: 20px;
  }

  p {
    font-size: 14px;
  }

}
body {
  padding-top:70px;
}
.logo {
  line-height:70px;
}