.pervocvet-back-toast {
  position: fixed;
  left: 50%;
  bottom: max(24px, calc(env(safe-area-inset-bottom) + 16px));
  z-index: 2147483647;
  max-width: calc(100vw - 32px);
  padding: 10px 16px;
  border-radius: 10px;
  background: rgba(24, 24, 27, 0.94);
  color: #fff;
  font: 500 14px/1.35 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  transform: translateX(-50%);
  pointer-events: none;
}