.social-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  z-index: 99;
}

.social-float a {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s;
}

.social-float a:hover { transform: scale(1.1); }

.social-float svg { width: 32px; height: 32px; fill: white; }

.whatsapp-float {
  position: relative;
  background: #25D366;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
}

/* Anel de atenção: um pulso discreto convida ao contato sem gritar.
   Só no WhatsApp (a conversão); o Instagram fica calmo. */
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  pointer-events: none;
  box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  animation: waPulse 4.5s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

@keyframes waPulse {
  0%   { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  16%  { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Rótulo que desliza ao passar o mouse (só desktop, onde há hover real) */
.whatsapp-float::after {
  content: 'Fale no WhatsApp';
  position: absolute;
  right: calc(100% + 0.75rem);
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  padding: 0.55rem 0.9rem;
  background: var(--charcoal);
  color: var(--marble);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (hover: hover) {
  .whatsapp-float:hover::after {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float::before { animation: none; }
}

.instagram-float {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  box-shadow: 0 8px 24px rgba(220, 39, 67, 0.4);
}