// Stub — renders children inside a simple frame for preview purposes.
function IOSDevice({ children, width, height }) {
  return (
    <div style={{
      width: width,
      height: height,
      overflow: 'hidden',
      borderRadius: 40,
      border: '8px solid #2a2a2a',
      background: '#000',
      position: 'relative',
    }}>
      {children}
    </div>
  );
}