.wa-float {
  position: fixed;
  right: clamp(1.25rem, 2.5vw, 2rem);
  bottom: clamp(1.5rem, 4vh, 2.5rem);
  z-index: var(--z-overlay);
  display: flex;

  transform: translateX(calc(100% + 2.5rem));
  opacity: 0;
  visibility: hidden;
  transition: transform var(--transition-slow),
    opacity var(--transition-slow),
    visibility 0s linear var(--transition-slow);
}

.wa-float.is-revealed {
  transform: translateX(0);
  opacity: 1;
  visibility: visible;
  transition: transform var(--transition-slow),
    opacity var(--transition-slow),
    visibility 0s;
}

.wa-float__btn {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  max-width: 80px;
  border-radius: var(--radius-pill);
  color: var(--color-on-dark);
  text-decoration: none;
  background-color: transparent;
  transition: max-width var(--transition-base),
    background-color var(--transition-base);
}

.wa-float__label {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
  max-width: 0;
  padding: 0;
  opacity: 0;
  overflow: hidden;
  white-space: nowrap;
  text-align: left;
  line-height: 1.15;
  transition: max-width var(--transition-base),
    opacity var(--transition-base),
    padding var(--transition-base);
}

.wa-float__kicker {
  font-size: 0.625rem;
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-kicker);
  text-transform: uppercase;
  opacity: 0.85;
}

.wa-float__title {
  font-size: 1.0625rem;
  font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-tighter);
}

.wa-float__icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  transition: background-color var(--transition-base);

  animation: wa-swing 2.4s ease-in-out infinite;
  transform-origin: center center;
}

.wa-float__icon svg {
  display: block;
  width: 40px;
  height: 40px;
  color: var(--color-on-dark);
}

@keyframes wa-swing {
  0%, 55%, 100% { transform: rotate(0deg); }
  8%  { transform: rotate(16deg); }
  18% { transform: rotate(-13deg); }
  28% { transform: rotate(10deg); }
  38% { transform: rotate(-6deg); }
  46% { transform: rotate(3deg); }
}

.wa-float__btn:hover,
.wa-float__btn:focus-visible {
  max-width: 22rem;
  background-color: var(--color-whatsapp);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
}

.wa-float__btn:hover .wa-float__label,
.wa-float__btn:focus-visible .wa-float__label {
  max-width: 18rem;
  opacity: 1;
  padding-inline: 1rem 0.75rem;
}

.wa-float__btn:hover .wa-float__icon,
.wa-float__btn:focus-visible .wa-float__icon {
  background-color: var(--color-whatsapp-dark);
  box-shadow: none;
  animation-play-state: paused;
}

.wa-float__btn:focus-visible {
  outline: 2px solid var(--color-whatsapp);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .wa-float,
  .wa-float__btn,
  .wa-float__label {
    transition: opacity var(--transition-base), visibility 0s;
  }
  .wa-float__icon {
    animation: none;
  }
}

@media (min-width: 901px) {
  .wa-float {
    top: 50%;
    bottom: auto;
    transform: translate(calc(100% + 2.5rem), -50%);
  }
  .wa-float.is-revealed {
    transform: translateY(-50%);
  }
}

@media (hover: none) {
  .wa-float__btn,
  .wa-float__btn:hover,
  .wa-float__btn:focus-visible {
    max-width: 80px;
    background-color: transparent;
  }
  .wa-float__label {
    display: none;
  }
  .wa-float__btn:hover .wa-float__icon,
  .wa-float__btn:focus-visible .wa-float__icon {
    background-color: var(--color-whatsapp);
    animation-play-state: running;
  }
}

@media (max-width: 600px) {
  .wa-float__btn,
  .wa-float__btn:hover,
  .wa-float__btn:focus-visible {
    max-width: 64px;
  }
  .wa-float__icon {
    width: 64px;
    height: 64px;
  }
  .wa-float__icon svg {
    width: 32px;
    height: 32px;
  }
}