/* =========================
   WhatsApp Float Desktop
========================= */

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 340;
}

.whatsapp-float__link {
  position: relative;
  width: 68px;
  height: 68px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: linear-gradient(135deg, #25d366 0%, #16b955 100%);
  border: 1px solid rgba(255, 255, 255, 0.22);
  box-shadow:
    0 18px 34px rgba(20, 138, 75, 0.24),
    0 8px 18px rgba(0, 0, 0, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    filter var(--transition-fast);
  animation: whatsappFloatPulse 1.8s ease-in-out infinite;
}

.whatsapp-float__link::before,
.whatsapp-float__link::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
}

.whatsapp-float__link::before {
  background: rgba(37, 211, 102, 0.24);
  animation: whatsappFloatRing 1.8s ease-out infinite;
}

.whatsapp-float__link::after {
  inset: 6px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0));
  border-radius: inherit;
}

.whatsapp-float__link:hover {
  transform: translateY(-3px) scale(1.04);
  filter: saturate(1.04);
  box-shadow:
    0 24px 42px rgba(20, 138, 75, 0.28),
    0 10px 20px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.whatsapp-float__icon {
  position: relative;
  z-index: 1;
  width: 30px;
  height: 30px;
  object-fit: contain;
}

@keyframes whatsappFloatPulse {
  0%,
  100% {
    transform: scale(1);
    filter: brightness(1);
  }
  50% {
    transform: scale(1.06);
    filter: brightness(1.08);
  }
}

@keyframes whatsappFloatRing {
  0% {
    opacity: 0.58;
    transform: scale(1);
  }
  70% {
    opacity: 0;
    transform: scale(1.34);
  }
  100% {
    opacity: 0;
    transform: scale(1.34);
  }
}

@media (max-width: 980px) {
  .whatsapp-float {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float__link,
  .whatsapp-float__link::before {
    animation: none !important;
  }
}