.off-whatsapp-float {
  --off-wa-size: 58px;
  --off-wa-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --off-wa-ease-pop: cubic-bezier(0.34, 1.56, 0.64, 1);

  position: fixed;
  right: max(20px, env(safe-area-inset-right, 0px));
  bottom: max(24px, env(safe-area-inset-bottom, 0px));
  z-index: 9990;
  display: flex;
  flex-direction: row;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.off-whatsapp-float__label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-right: -10px;
  padding: 11px 18px 11px 14px;
  border-radius: 999px 0 0 999px;
  background: rgba(10, 10, 10, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-right: none;
  color: #f5f5f5;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
  line-height: 1;
  box-shadow:
    -8px 8px 28px rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  opacity: 0;
  transform: translateX(28px) scale(0.88);
  transform-origin: right center;
  pointer-events: none;
  transition:
    opacity 0.35s var(--off-wa-ease),
    transform 0.45s var(--off-wa-ease-pop);
}

.off-whatsapp-float__label-dot {
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #25d366;
  box-shadow: 0 0 10px rgba(37, 211, 102, 0.75);
  animation: off-wa-dot-blink 2s ease-in-out infinite;
}

.off-whatsapp-float__icon {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--off-wa-size);
  height: var(--off-wa-size);
  border-radius: 999px;
  background: #25d366;
  color: #fff;
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.35),
    0 0 0 1px rgba(255, 255, 255, 0.12) inset;
  transition:
    transform 0.35s var(--off-wa-ease-pop),
    box-shadow 0.35s ease;
}

.off-whatsapp-float__pulse {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: rgba(37, 211, 102, 0.35);
  animation: off-wa-pulse 2.8s ease-out infinite;
  pointer-events: none;
}

.off-whatsapp-float svg {
  position: relative;
  z-index: 1;
  width: 30px;
  height: 30px;
  fill: currentColor;
  transition: transform 0.4s var(--off-wa-ease-pop);
}

.off-whatsapp-float:hover .off-whatsapp-float__label,
.off-whatsapp-float:focus-visible .off-whatsapp-float__label {
  opacity: 1;
  transform: translateX(0) scale(1);
}

.off-whatsapp-float:hover .off-whatsapp-float__icon,
.off-whatsapp-float:focus-visible .off-whatsapp-float__icon {
  transform: scale(1.07);
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.18) inset,
    0 0 28px rgba(37, 211, 102, 0.5);
}

.off-whatsapp-float:hover svg,
.off-whatsapp-float:focus-visible svg {
  transform: scale(1.08) rotate(-8deg);
}

.off-whatsapp-float:hover .off-whatsapp-float__pulse,
.off-whatsapp-float:focus-visible .off-whatsapp-float__pulse {
  animation: none;
  opacity: 0;
}

.off-whatsapp-float:focus-visible .off-whatsapp-float__icon {
  outline: 2px solid #ccff00;
  outline-offset: 3px;
}

@keyframes off-wa-pulse {
  0% {
    transform: scale(1);
    opacity: 0.55;
  }
  70%,
  100% {
    transform: scale(1.55);
    opacity: 0;
  }
}

@keyframes off-wa-dot-blink {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.82);
  }
}

@media (max-width: 640px) {
  .off-whatsapp-float {
    --off-wa-size: 54px;
    right: max(16px, env(safe-area-inset-right, 0px));
    bottom: max(20px, env(safe-area-inset-bottom, 0px));
  }

  .off-whatsapp-float__label {
    font-size: 12px;
    padding: 10px 16px 10px 12px;
    transform: translateX(20px) scale(0.9);
  }

  .off-whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .off-whatsapp-float__label,
  .off-whatsapp-float__icon,
  .off-whatsapp-float svg {
    transition: none;
  }

  .off-whatsapp-float__pulse,
  .off-whatsapp-float__label-dot {
    animation: none;
  }

  .off-whatsapp-float:hover .off-whatsapp-float__label,
  .off-whatsapp-float:focus-visible .off-whatsapp-float__label {
    transform: translateX(0) scale(1);
  }
}