/* Fondo del modal */
#popupAd {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.5);
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

/* Contenedor del banner */
.popupContent {
  position: relative;
  max-width: 600px;
  padding: 10px;
  border-radius: 10px;
  text-align: center;
  background: #111;
  box-shadow: 0 0 20px rgba(0,0,0,0.8);
  animation: popupFade 0.5s ease-out;
}

/* Animación de entrada */
@keyframes popupFade {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* Botón cerrar */
#closePopup {
  position: absolute;
  top: 5px;
  right: 10px;
  font-size: 24px;
  color: #fff;
  cursor: pointer;
}

/* Imagen del banner */
.popupContent img.banner {
  width: 100%;
  height: auto;
  border-radius: 8px;
}
#popupAd {
  display: none; /* Oculto al inicio */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  justify-content: center;
  align-items: center;
  z-index: 9999;
}
#popupAd {
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
}
#popupAd.show {
  visibility: visible;
  opacity: 1;
}