/* Shared WhatsApp contact link. No JavaScript or external widget required. */
html { scroll-padding-bottom: 7rem; }
footer { padding-bottom: calc(5.5rem + env(safe-area-inset-bottom, 0px)); }
.whatsapp-float {
  position: fixed;
  right: max(1.25rem, env(safe-area-inset-right, 0px));
  bottom: max(1.25rem, env(safe-area-inset-bottom, 0px));
  z-index: 25;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.75rem;
  height: 3.75rem;
  padding: 0;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #087b43;
  color: #fff;
  box-shadow: 0 6px 24px #092a3b33;
  text-decoration: none;
  transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.whatsapp-float img {
  flex: 0 0 1.875rem;
  width: 1.875rem;
  height: 1.875rem;
  filter: brightness(0) invert(1);
}
.whatsapp-float:hover {
  color: #fff;
  background: #066637;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px #092a3b40;
}
.whatsapp-float:focus-visible {
  color: #fff;
  outline: 3px solid #092a3b;
  outline-offset: 4px;
}
@media (max-width: 760px) {
  .whatsapp-float {
    right: max(.75rem, env(safe-area-inset-right, 0px));
    bottom: max(.75rem, env(safe-area-inset-bottom, 0px));
    width: 3.5rem;
    height: 3.5rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-float { transition: none; }
  .whatsapp-float:hover { transform: none; }
}