#site-snowfall-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  width: 100vw;
  height: 100vh;
}

/* Toggle-Button */
#site-snowfall-toggle {
  position: fixed;
  right: var(--ss-toggle-right, 18px);
  bottom: var(--ss-toggle-bottom, 88px);
  width: 56px;
  height: 56px;
  box-sizing: border-box;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  border: 1px solid rgba(0,0,0,0.08);
  background: rgba(255,255,255,0.9);
  box-shadow: 0 8px 22px rgba(0,0,0,0.16);
  z-index: 100000;
  transition: box-shadow .14s ease, opacity .14s ease, background-color .14s ease, border-color .14s ease;
  font-size: 0;
}

#site-snowfall-toggle:hover {
  box-shadow: 0 12px 28px rgba(0,0,0,0.22);
}

#site-snowfall-toggle .ss-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 70%;
  height: 70%;
}

#site-snowfall-toggle .ss-icon img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  transition: filter .14s ease;
}

/* Roter Strich über der Schneeflocke */
#site-snowfall-toggle .ss-icon::after {
  content: "";
  position: absolute;
  width: 115%;
  height: 2px;
  border-radius: 999px;
  background: #ff3b3b;
  transform: scaleX(0);
  opacity: 0;
  transform-origin: center;
  transition: transform .16s ease, opacity .16s ease;
}

/* Animierter Hover-Zustand wenn Schnee AN (Vorschau: "wird aus") */
#site-snowfall-toggle:not(.ss-off):hover {
  background: #1d8de5;
  border-color: #1d8de5;
  animation: ss-border-pulse .7s ease-out;
}

#site-snowfall-toggle:not(.ss-off):hover .ss-icon img {
  filter: brightness(0) invert(1);
}

#site-snowfall-toggle:not(.ss-off):hover .ss-icon::after {
  transform: scaleX(1);
  opacity: 1;
}

/* Zustand wenn Schnee AUS */
#site-snowfall-toggle.ss-off {
  opacity: 0.25;
}

#site-snowfall-toggle.ss-off .ss-icon::after {
  transform: scaleX(1);
  opacity: 1;
}

/* kleine Border-Pulse-Animation */
@keyframes ss-border-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(29,141,229,0.45);
  }
  100% {
    box-shadow: 0 0 0 10px rgba(29,141,229,0);
  }
}

/* Dreh-Animation für Icon selbst */
@keyframes ss-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
#site-snowfall-toggle .ss-icon.ss-spin {
  animation: ss-spin 0.9s ease-out 1;
}

/* kleinere Buttons auf Handy */
@media (max-width: 768px) {
  #site-snowfall-toggle {
    width: 50px;
    height: 50px;
  }
}