/* Overlay effetti meteo. Solo contenitori e animazioni, nessun cambio di background */

.neve, .pioggia {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

/* NEVE */
.fiocco {
  position: absolute;
  top: -24px;
  width: 6px;
  height: 6px;
  background: rgba(255,255,255,0.95);
  border-radius: 50%;
  box-shadow: 0 0 6px rgba(255,255,255,0.6);
  animation-name: cadutaTop, oscillazione;
  animation-timing-function: linear, ease-in-out;
  animation-iteration-count: infinite, infinite;
  will-change: top, transform;
  --oscAmp: 16px;
}

@keyframes cadutaTop {
  from { top: -24px; opacity: 1; }
  to   { top: 110vh; opacity: 1; }
}

@keyframes oscillazione {
  0%   { transform: translateX(0); }
  50%  { transform: translateX(var(--oscAmp)); }
  100% { transform: translateX(0); }
}

/* PIOGGIA */
.goccia {
  position: absolute;
  top: -20px;
  width: 2px;
  height: 14px;
  background: rgba(255,255,255,0.55);
  filter: blur(0.2px);
  border-radius: 2px;
  animation-name: caduta;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

@keyframes caduta {
  from { transform: translateY(-120%); opacity: 1; }
  to   { transform: translateY(110vh); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .fiocco, .goccia { animation: none !important; }
}