.sidebar {
    width: 220px;
    background-color: #fff;
    border-right: 1px solid #ddd;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    z-index: 1000;
  }
  
  .logo {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    width: 100%;
  }
  
  .logo .highlight {
    color: #38b000;
  }
  
  .nav-top,
  .nav-bottom {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    width: 100%;
  }
  
  .nav-item {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    text-decoration: none;
    color: black;
    position: relative;
    font-size: 24px;
    transition: background-color 0.2s;
    border-radius: 8px;
    width: 100%;
  }
  
  .nav-item:hover {
    background-color: #f0f0f0;
  }
  
  .nav-item .icon {
    margin-right: 10px;
    width: 40px;
    height: 40px;
    object-fit: contain;
  }
  
  .indicator {
    width: 5px;
    height: 20px;
    background-color: #38b000;
    position: absolute;
    left: 0;
    border-radius: 0 4px 4px 0;
    display: none;
  }
  
  .nav-item.active .indicator {
    display: block;
  }