body {
  margin: 0;
  font-family: Arial;
  background: #0a0a0a;
  color: white;
}

header {
  display: flex;
  justify-content: space-between;
  padding: 15px;
  background: rgba(0,0,0,0.8);
  position: sticky;
  top: 0;
}

nav a {
  color: white;
  margin: 0 10px;
  text-decoration: none;
}

.hero {
  height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(120deg, #0f0c29, #302b63, #24243e);
  text-align: center;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.card {
  background: #1a1a1a;
  padding: 20px;
  border-radius: 10px;
  transition: 0.3s;
}

.card:hover {
  transform: scale(1.05);
}

section {
  padding: 60px 20px;
}

.menu {
  display: none;
  cursor: pointer;
}

@media(max-width: 768px){
  nav {
    display: none;
    flex-direction: column;
  }
  .menu {
    display: block;
  }
}