/* ============================================================
   Espinel Abogados — Botón flotante de WhatsApp
   ============================================================ */

.wa-float {
  position: fixed;
  right: clamp(1rem, 3vw, 1.8rem);
  bottom: clamp(1rem, 3vw, 1.8rem);
  z-index: var(--z-float);
  width: 56px; height: 56px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  background: #25D366;
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, 0.5);
  transition: transform var(--t) var(--ease), box-shadow var(--t);
}
.wa-float::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 2px solid #25D366;
  animation: wa-pulse 2.6s var(--ease-out) infinite;
}
.wa-float:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 18px 40px -8px rgba(37, 211, 102, 0.6);
}

@keyframes wa-pulse {
  0%   { transform: scale(1); opacity: 0.7; }
  70%  { transform: scale(1.5); opacity: 0; }
  100% { transform: scale(1.5); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .wa-float::after { animation: none; }
}