body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
  color: #e6edf3;
  height: 100vh;
  background: url('background.png') center center / cover no-repeat fixed;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  overflow: hidden;
}

body::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 720px;
  padding: 40px;
  animation: fadeIn 1.6s ease forwards;
  opacity: 0;
}

@keyframes fadeIn {
  to { opacity: 1; }
}

h1 {
  letter-spacing: 10px;
  font-weight: 300;
  font-size: 52px;
  margin-bottom: 25px;
  text-shadow: 0 0 25px rgba(255,255,255,0.25);
  animation: pulseGlow 4s infinite ease-in-out;
}

@keyframes pulseGlow {
  0% { text-shadow: 0 0 15px rgba(255,255,255,0.15); }
  50% { text-shadow: 0 0 35px rgba(255,255,255,0.35); }
  100% { text-shadow: 0 0 15px rgba(255,255,255,0.15); }
}

.subtitle {
  opacity: 0.75;
  margin-bottom: 18px;
  font-size: 18px;
}

.description {
  margin-bottom: 45px;
  opacity: 0.85;
  font-size: 16px;
}

.button {
  text-decoration: none;
  background-color: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.35);
  color: white;
  padding: 16px 38px;
  border-radius: 6px;
  transition: 0.3s ease;
  letter-spacing: 2px;
  backdrop-filter: blur(6px);
}

.button:hover {
  background-color: rgba(255,255,255,0.2);
  transform: translateY(-3px);
}