.particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  pointer-events: none;
  opacity: 0.95;
  mix-blend-mode: screen;
}
@keyframes particleFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 0.95;
  }
}
.particle-canvas {
  animation: particleFadeIn 2.5s ease-out;
}