body {
  overflow-x: hidden;
  width: 100%;
  user-select: none;
  -webkit-user-select: none;

}

/* portal-animation.css */
#quantum-portal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    pointer-events: none;
    background: #000;
    animation: singularity-suck 2.5s cubic-bezier(0.7, 0, 0.3, 1) forwards;
  }

  .dimension-shards {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, 
    rgba(138, 79, 255, 0.35) 0%,
      transparent 70%);
    animation: reality-burst 2s ease-out forwards;
  }
  
  @keyframes quantum-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }
  
  @keyframes singularity-suck {
    0% { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
    100% { clip-path: polygon(50% 50%, 50% 50%, 50% 50%, 50% 50%); }
  }
  
  @keyframes reality-burst {
    0% { transform: scale(0); opacity: 1; }
    100% { transform: scale(4); opacity: 0; }
  }