@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&family=Poppins:wght@300;500;700&display=swap');

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

body {
  font-family: 'Poppins', sans-serif;
  background: radial-gradient(circle at top, #020202 0%, #000 100%);
  color: #fff;
  overflow-x: hidden;
}

header {
  text-align: center;
  padding: 3rem 1rem 2rem;
}

header h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.5rem;
  color: #00ff88;
  text-shadow: 0 0 15px #00ff88;
  animation: glow 2s infinite alternate;
}

@keyframes glow {
  from { text-shadow: 0 0 5px #00ff88; }
  to { text-shadow: 0 0 25px #00ff88; }
}

header p {
  font-size: 1.1rem;
  margin-top: 0.8rem;
  color: #ccc;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem;
}

.hero img {
  width: 200px;
  border-radius: 50%;
  margin: 1.5rem 0;
  box-shadow: 0 0 25px #00ff88;
  animation: pulse 3s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 25px #00ff88; }
  50% { box-shadow: 0 0 45px #00ff88; }
}

.hero h2 {
  font-size: 1.8rem;
  color: #00ff88;
  margin-bottom: 0.8rem;
}

.hero p {
  max-width: 600px;
  font-size: 1rem;
  color: #bbb;
  margin-bottom: 1.5rem;
}

.btn {
  background: linear-gradient(90deg, #00ff88, #00ffaa);
  color: #000;
  font-weight: 700;
  text-decoration: none;
  padding: 1rem 2rem;
  border-radius: 50px;
  box-shadow: 0 0 15px #00ff88;
  transition: 0.3s;
}

.btn:hover {
  background: linear-gradient(90deg, #00ffaa, #00ff88);
  box-shadow: 0 0 25px #00ff88;
  transform: scale(1.05);
}

.features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin: 3rem 1rem;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 15px;
  padding: 1.5rem;
  width: 280px;
  text-align: center;
  backdrop-filter: blur(5px);
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  border-color: #00ff88;
  box-shadow: 0 0 15px #00ff88;
}

.card h3 {
  color: #00ff88;
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: #666;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 600px) {
  header h1 {
    font-size: 2rem;
  }

  .hero h2 {
    font-size: 1.5rem;
  }
}