import React, { useEffect } from 'react';
import { styled, keyframes } from '@mui/system';

const bubbleFloat = keyframes`
  0% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0); }
`;

const BubblesWrapper = styled('div')`
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #1e3c72; /* Fallback color */
  background: linear-gradient(to bottom, #2a5298, #1e3c72); /* Blue gradient */
  overflow: hidden;
`;

const Bubble = styled('div')`
  position: absolute;
  bottom: -50px;
  width: 20px;
  height: 20px;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  animation: ${bubbleFloat} 5s infinite ease-in-out;
`;

const FloatingBubblesBackground = ({ children }) => {
  useEffect(() => {
    const bubblesWrapper = document.getElementById('bubblesWrapper');
    for (let i = 0; i < 50; i++) {
      const bubble = document.createElement('div');
      bubble.className = Bubble.styledComponentId;
      bubble.style.left = `${Math.random() * 100}%`;
      bubble.style.width = `${Math.random() * 10 + 10}px`;
      bubble.style.height = bubble.style.width;
      bubble.style.animationDuration = `${Math.random() * 3 + 2}s`;
      bubblesWrapper.appendChild(bubble);
    }
  }, []);

  return <BubblesWrapper id="bubblesWrapper">{children}</BubblesWrapper>;
};

export default FloatingBubblesBackground;