#prp-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.7);
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
#prp-popup {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  max-width: 90%;
  width: 400px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  text-align: center;
}
#prp-button {
  margin-top: 12px;
  padding: 10px 20px;
  font-size: 1rem;
  cursor: pointer;
}