/* Фиксированная кнопка WhatsApp — правый нижний угол */
.wa-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  color: #fff;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.wa-float:hover,
.wa-float:focus {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.55);
  color: #fff;
  text-decoration: none;
}

.wa-float:focus-visible {
  outline: 2px solid #128c7e;
  outline-offset: 3px;
}

.wa-float__icon {
  width: 32px;
  height: 32px;
  display: block;
  fill: currentColor;
}

.wa-float__pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25d366;
  z-index: -1;
  animation: wa-float-pulse 2s ease-out infinite;
  pointer-events: none;
}

@keyframes wa-float-pulse {
  0% {
    transform: scale(1);
    opacity: 0.55;
  }
  70% {
    transform: scale(1.45);
    opacity: 0;
  }
  100% {
    transform: scale(1.45);
    opacity: 0;
  }
}

@media (max-width: 575.98px) {
  .wa-float {
    right: 14px;
    bottom: 14px;
    width: 54px;
    height: 54px;
  }

  .wa-float__icon {
    width: 28px;
    height: 28px;
  }
}