/* =========================
   BACK TO TOP (BOTTOM RIGHT)
   ========================= */
#backToTop {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: #111;
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px) scale(0.9);
  pointer-events: none;
  z-index: 9999;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

#backToTop:hover {
  background: #000;
}

/* =========================
   WHATSAPP (BOTTOM LEFT)
   ========================= */
#whatsappSticky {
  position: fixed;
  bottom: 22px;
  left: 22px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  z-index: 9999;
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.45);
  transition: transform 0.25s ease;
}

#whatsappSticky:hover {
  transform: scale(1.08);
}

/* =========================
   MOBILE ADJUSTMENTS
   ========================= */
@media (max-width: 576px) {
  #backToTop {
    bottom: 16px;
    right: 16px;
  }

  #whatsappSticky {
    bottom: 16px;
    left: 16px;
  }
}