.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(31, 30, 30, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    display: none; 
  }
  
  .loading-circle {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #0e85d4;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 2s linear infinite;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }