.whatsapp-contact {
  --whatsapp-size: 4rem;
  position: fixed;
  right: clamp(1rem, 2.2vw, 2rem);
  bottom: calc(clamp(1rem, 2.2vw, 2rem) + env(safe-area-inset-bottom, 0px));
  z-index: 90;
  display: inline-flex;
  align-items: center;
  height: var(--whatsapp-size);
  max-width: var(--whatsapp-size);
  overflow: hidden;
  border: 1px solid #202028;
  border-radius: 999px;
  direction: rtl;
  color: #fff;
  background: #479c47;
  box-shadow: 2px 2px 0 #202028;
  text-decoration: none;
  isolation: isolate;
  transition: max-width 360ms cubic-bezier(.2, .9, .2, 1), transform 220ms ease, box-shadow 220ms ease;
}

.whatsapp-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, #479c47 15%, #5eb85e 55%, #f6b42c 130%);
  opacity: 0;
  transition: opacity 220ms ease;
}

.whatsapp-contact__icon {
  display: grid;
  flex: 0 0 var(--whatsapp-size);
  width: var(--whatsapp-size);
  height: var(--whatsapp-size);
  place-items: center;
}

.whatsapp-contact__icon svg {
  width: 2.2rem;
  height: 2.2rem;
  transform: translateX(1.5px);
  transition: transform 320ms cubic-bezier(.2, .9, .2, 1);
}

.whatsapp-contact__label {
  position: relative;
  top: 2px;
  flex: 0 0 auto;
  margin-right: -.8px;
  padding-left: 1rem;
  font-family: "TelAviv Brutalist", Arial, sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-.5rem);
  transition: opacity 180ms ease 40ms, transform 260ms ease 40ms;
}

.whatsapp-contact:hover,
.whatsapp-contact:focus-visible {
  max-width: 13rem;
  transform: translateY(-4px);
  box-shadow: 2px 3px 0 #202028;
}

.whatsapp-contact:hover::before,
.whatsapp-contact:focus-visible::before { opacity: 1; }

.whatsapp-contact:hover .whatsapp-contact__icon svg,
.whatsapp-contact:focus-visible .whatsapp-contact__icon svg {
  transform: translateX(1.5px) rotate(-7deg) scale(1.08);
}

.whatsapp-contact:hover .whatsapp-contact__label,
.whatsapp-contact:focus-visible .whatsapp-contact__label {
  opacity: 1;
  transform: translateX(0);
}

.whatsapp-contact:focus-visible {
  outline: 3px solid #f6b42c;
  outline-offset: 4px;
}

@media (max-width: 767px) {
  .whatsapp-contact {
    --whatsapp-size: 3.5rem;
    right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    box-shadow: 2px 2px 0 #202028;
  }

  .whatsapp-contact__icon svg { width: 1.95rem; height: 1.95rem; }
  .whatsapp-contact__label { margin-right: .8px; }
}

@media (hover: none), (pointer: coarse) {
  .whatsapp-contact:hover {
    max-width: var(--whatsapp-size);
    transform: none;
    box-shadow: 2px 2px 0 #202028;
  }

  .whatsapp-contact:hover .whatsapp-contact__label { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-contact,
  .whatsapp-contact::before,
  .whatsapp-contact__icon svg,
  .whatsapp-contact__label { transition: none; }
}