/* ==========================================================================
   WhatsApp floating action button
   ========================================================================== */

.whatsapp-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #25d366;
  color: var(--c-white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
}

.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

.whatsapp-fab:active {
  transform: scale(0.95);
}

.whatsapp-fab__icon {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Mobile: move slightly away from the edge */
@media (max-width: 480px) {
  .whatsapp-fab {
    bottom: 16px;
    right: 16px;
    width: 56px;
    height: 56px;
  }

  .whatsapp-fab__icon {
    width: 28px;
    height: 28px;
  }
}