/* Pixograma floating WhatsApp FAB — shared sitewide */
.px-wa-fab {
  position: fixed;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: max(16px, env(safe-area-inset-bottom, 0px));
  z-index: 99999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.28);
  text-decoration: none !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
.px-wa-fab:hover,
.px-wa-fab:focus {
  background: #1ebe57;
  transform: scale(1.06);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  color: #fff;
  outline: none;
}
.px-wa-fab:focus-visible {
  outline: 3px solid #53d009;
  outline-offset: 3px;
}
.px-wa-fab svg {
  width: 32px;
  height: 32px;
  display: block;
  fill: currentColor;
}
.px-wa-fab::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  z-index: -1;
  animation: px-wa-pulse 2s ease-out infinite;
}
@keyframes px-wa-pulse {
  0% { transform: scale(1); opacity: 0.55; }
  70% { transform: scale(1.55); opacity: 0; }
  100% { transform: scale(1.55); opacity: 0; }
}
@media (max-width: 480px) {
  .px-wa-fab {
    width: 56px;
    height: 56px;
    right: max(12px, env(safe-area-inset-right, 0px));
    bottom: max(12px, env(safe-area-inset-bottom, 0px));
  }
  .px-wa-fab svg { width: 28px; height: 28px; }
}
@media (prefers-reduced-motion: reduce) {
  .px-wa-fab::before { animation: none; }
}