html, body {
  margin: 0;
  padding: 0;
  font-family: 'Orbitron', sans-serif;
  background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
  color: #fff;
  overflow-x: hidden;
}

header {
  padding: 6rem 2rem 2rem;
  text-align: center;
  background: rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
}

h1 {
  font-size: 3rem;
  margin: 0;
}

.tagline {
  font-size: 1.2rem;
  margin-top: 0.5rem;
  color: #ff80ff;
}

nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1rem 0;
  z-index: 9999;
  box-shadow: 0 2px 10px rgba(255, 0, 255, 0.4);
}

nav a {
  color: #66ffcc;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.2s;
  font-size: 1.1rem;
  user-select: none;
}

nav a:hover {
  color: #ffcc00;
}

.about-container,
.products-container {
  padding: 2rem;
  max-width: 800px;
  margin: 0 auto 4rem;
  text-align: center;
  position: relative;
  z-index: 1;
}

.bio,
.product {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1.5rem;
  margin: 1rem 0;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
  transition: box-shadow 0.3s ease;
}

.bio:hover,
.product:hover {
  box-shadow: 0 0 20px #ff00ff, 0 0 30px #00ffff;
  cursor: pointer;
}

.bio h3,
.product h3 {
  color: #66ffcc;
  margin-bottom: 0.5rem;
}

.bio p,
.product p {
  font-size: 0.9rem;
}