/* Snow effect */
.snow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

/* Common snow layer styles */
.snow::before,
.snow::after {
  content: '';
  position: absolute;
  top: -200%;
  left: -50%;
  width: 200%;
  height: 400%;
  background-repeat: repeat;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

/* Large, slower flakes */
.snow::before {
  background-image:
    radial-gradient(3px 3px at 10% 20%, rgba(255,255,255,0.8), transparent),
    radial-gradient(2px 2px at 30% 70%, rgba(255,255,255,0.6), transparent),
    radial-gradient(3px 3px at 60% 40%, rgba(255,255,255,0.7), transparent),
    radial-gradient(2px 2px at 80% 10%, rgba(255,255,255,0.5), transparent),
    radial-gradient(3px 3px at 90% 90%, rgba(255,255,255,0.75), transparent);
  background-size: 300px 300px;
  animation: snowfallSlow 18s linear infinite;
}

/* Small, faster flakes */
.snow::after {
  background-image:
    radial-gradient(1px 1px at 15% 25%, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 35% 80%, rgba(255,255,255,0.5), transparent),
    radial-gradient(2px 2px at 55% 50%, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 75% 15%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 95% 95%, rgba(255,255,255,0.6), transparent);
  background-size: 180px 180px;
  animation: snowfallFast 10s linear infinite;
}

/* Animations */
@keyframes snowfallSlow {
  0% {
    transform: translateY(-100vh) translateX(0);
  }
  100% {
    transform: translateY(100vh) translateX(50px);
  }
}

@keyframes snowfallFast {
  0% {
    transform: translateY(-100vh) translateX(0);
  }
  100% {
    transform: translateY(100vh) translateX(-80px);
  }
}