body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  padding: 20px;
  text-align: center;
  background: #fff;
  margin: 0;
}

.popup-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 10px;
}

/* Loading spinner */
.spinner {
  border: 3px solid #f3f3f3;
  border-top: 3px solid #0079bf;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Success checkmark */
.checkmark {
  font-size: 48px;
  color: #61bd4f;
  animation: scale-in 0.3s ease;
}

@keyframes scale-in {
  from { transform: scale(0); }
  to { transform: scale(1); }
}

/* Text styles */
p {
  margin: 5px 0;
  color: #333;
}

.small {
  font-size: 12px;
  color: #666;
  margin-top: 5px;
}

.success p {
  color: #61bd4f;
  font-weight: 600;
}

.success .small {
  color: #666;
  font-weight: normal;
}