body {
  margin: 0;
  font-family: Arial;
  background: #0a0a0f;
  color: white;
  text-align: center;
}

.hero {
  height: 100vh;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.overlay { position:absolute; }

.logo { width:120px; }

.section { padding:60px 20px; }

.section.dark { background:#12121a; }

.grid {
  display:grid;
  grid-template-columns: repeat(auto-fit,minmax(160px,1fr));
  gap:10px;
}

.card {
  background:#1c1c2a;
  padding:20px;
  border-radius:10px;
}

.gallery img { width:200px; margin:5px; }

.btn {
  padding:12px 24px;
  background:#ff3c00;
  color:white;
  text-decoration:none;
  border-radius:8px;
}