.bottom-tab-bar {
    position: fixed;
    bottom: 0;
    left:0;
    right: 0;
    width: 100%;
    height: 60px;
    background: #000000;
    display: flex;
    border-top: 1px solid #424242;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.05);
    z-index: 100;
  }
  
  .tab-item {
    flex: 1;
    text-align: center;
    padding: 6px 0;
    color: #777;
    font-size: 12px;
    cursor: pointer;
    transition: color 0.2s ease;
  }
  
  .tab-item.active {
    color: #fff;
    background: #2d2d2d;
  }
  
  .tab-icon {
    width: 24px;
    height: 24px;
    margin-bottom: 4px;
  }
  
  .tab-label {
    font-size: 11px;
  }