.popup-container {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.popup-content {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.popup-content h2 {
  margin-top: 0;
  color: #cc0000;
}

.popup-content button {
  margin-top: 20px;
  padding: 10px 20px;
  background: #cc0000;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}