/* Base layout */
body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  font-family: Arial, sans-serif;
  background: radial-gradient(ellipse at center,
              #0b0c1a 0%, #0b0d1f 30%, #050510 60%, #010109 100%);
  color: white;
}

/* Particles background */
#particles-js {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;

  background:
    radial-gradient(ellipse at 20% 50%, rgba(100, 100, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 150, 255, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 40% 80%, rgba(120, 219, 226, 0.1) 0%, transparent 50%),
    linear-gradient(135deg, #0d0f2a 0%, #050512 100%);

  animation: nebula-drift 40s ease-in-out infinite alternate;
  background-size: 100% 100%;
}

@keyframes nebula-drift {
  0% {
    background-position: 0% 0%, 100% 0%, 0% 100%, 0% 0%;
  }
  50% {
    background-position: 100% 50%, 0% 50%, 50% 0%, 0% 0%;
  }
  100% {
    background-position: 0% 100%, 100% 100%, 100% 0%, 0% 0%;
  }
}

#canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#info {
  position: absolute;
  bottom: 20px;
  width: 100%;
  text-align: center;
  z-index: 2;
  font-size: 14px;
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.8),
               0 0 25px rgba(120, 219, 226, 0.5);
  color: #e0e6ed;
}

.loading-bar {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 5px;
  background-color: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  overflow: hidden;
  z-index: 3;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(120, 219, 226, 0.5);
}

.loading-bar::before {
  content: '';
  position: absolute;
  left: -50%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent,
              rgba(3, 169, 244, 0.8),
              rgba(255, 255, 255, 0.9),
              rgba(3, 169, 244, 0.8),
              transparent);
  animation: loading 2s infinite;
  border-radius: 10px;
}

@keyframes loading {
  to {
    left: 150%;
  }
}