/* ── WhatsApp Button ─────────────────────────────────── */
.wab-btn {
  position: fixed;
  bottom: 24px;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: #fff !important;
  text-decoration: none !important;
  border-radius: 50px;
  padding: 12px 20px 12px 14px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
  transition: all 0.3s ease;
  max-width: 260px;
  overflow: hidden;
}

.wab-btn--right { right: 24px; }
.wab-btn--left  { left: 24px; }

.wab-btn:hover {
  background: #1da851;
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.65);
  transform: translateY(-2px);
}

/* Ícono */
.wab-btn__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
}

/* Texto */
.wab-btn__label {
  font-size: 0.88rem;
  font-weight: 700;
  white-space: nowrap;
  color: #fff;
  letter-spacing: 0.1px;
}

/* Pulso animado */
.wab-btn__pulse {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: 50px;
  animation: wabPulse 2.5s ease-out infinite;
  background: rgba(37, 211, 102, 0.4);
  pointer-events: none;
}

@keyframes wabPulse {
  0%   { transform: scale(1);   opacity: 0.7; }
  70%  { transform: scale(1.12); opacity: 0; }
  100% { transform: scale(1.12); opacity: 0; }
}

/* Mobile: solo ícono */
@media (max-width: 576px) {
  .wab-btn {
    padding: 14px;
    border-radius: 50%;
    max-width: none;
    width: 58px;
    height: 58px;
    bottom: 16px;
  }
  .wab-btn--right { right: 16px; }
  .wab-btn--left  { left: 16px; }
  .wab-btn__label { display: none; }
  .wab-btn__icon  { width: 30px; height: 30px; }
}