#pwa-install-popup {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  z-index: 999999;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  max-width: 400px;
  margin: 0 auto;
  animation: slideUp 0.3s ease;
}

.pwa-popup-content {
  padding: 20px;
  text-align: center;
}

.pwa-popup-content h3 {
  margin-top: 0;
  font-size: 1.4rem;
}

.pwa-popup-content p {
  margin: 10px 0;
  font-size: 0.9rem;
  color: #333;
}

#pwa-install-btn {
  background: #000000;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 40px;
  font-size: 1rem;
  margin: 10px 5px;
  cursor: pointer;
}

#pwa-close-btn {
  background: #f0f0f0;
  color: #333;
  border: none;
  padding: 10px 20px;
  border-radius: 40px;
  font-size: 1rem;
  margin: 10px 5px;
  cursor: pointer;
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}