/* ══════════════════════════════════════════════════════════════════════════════
   FLOATING WHATSAPP BUTTON — always visible, bottom-left
   (Sits opposite .back-to-top, which is bottom-right and scroll-triggered.)
══════════════════════════════════════════════════════════════════════════════ */
.floating-wa {
  position: fixed;
  bottom: 28px;
  left: 28px;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.6rem;
  box-shadow: 0 6px 24px rgba(37,211,102,0.45);
  z-index: 950;
  transition: transform var(--transition), box-shadow var(--transition);
}
.floating-wa:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 32px rgba(37,211,102,0.55);
}
.floating-wa-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25D366;
  animation: floatingWaPulse 2.4s ease-out infinite;
  pointer-events: none;
}
@keyframes floatingWaPulse {
  0%   { transform: scale(1);   opacity: 0.55; }
  100% { transform: scale(1.7); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .floating-wa-ring { animation: none; }
}

/* ─── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .floating-wa { bottom: 20px; left: 20px; width: 52px; height: 52px; font-size: 1.4rem; }
}