body {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  background-color: #000;
  color: #fff;
  overflow-x: hidden;
  position: relative;
  z-index: 1;
}

#particles-js {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: 0;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 2;
  position: relative;
}

.logo {
  font-size: 1.8rem;
  color: #0ff;
  text-shadow: 0 0 10px #0ff;
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

nav a {
  color: #0ff;
  text-decoration: none;
  font-weight: bold;
  text-shadow: 0 0 5px #0ff;
}

.hero {
  text-align: center;
  padding: 8rem 2rem;
  z-index: 2;
  position: relative;
}

.hero h1 {
  font-size: 2.5rem;
  text-shadow: 0 0 20px #0ff;
}

.hero p {
  font-size: 1.2rem;
  margin-top: 1rem;
  color: #ccc;
}

.btn-neon {
  margin-top: 2rem;
  padding: 0.8rem 1.5rem;
  color: #0ff;
  border: 2px solid #0ff;
  border-radius: 5px;
  text-decoration: none;
  box-shadow: 0 0 10px #0ff, 0 0 20px #0ff inset;
  transition: 0.3s ease;
}

.btn-neon:hover {
  background-color: #0ff;
  color: #000;
}

.services, .about, .contact {
  padding: 4rem 2rem;
  text-align: center;
  z-index: 2;
  position: relative;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid #0ff;
  border-radius: 10px;
  padding: 2rem;
  width: 300px;
  box-shadow: 0 0 15px #0ff;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-10px) scale(1.05);
}

footer {
  text-align: center;
  padding: 2rem;
  background-color: rgba(0, 0, 0, 0.9);
  font-size: 0.9rem;
  border-top: 1px solid #0ff;
  z-index: 2;
  position: relative;
}