header {
      background: #0077b6;
      color: white;
      padding: 20px;
      text-align: center;
      font-size: 1.5rem;
      letter-spacing: 1px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    }

    .container {
      max-width: 1100px;
      margin: 40px auto;
      background: #fff;
      border-radius: 12px;
      padding: 20px;
      box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    }

    .search-bar {
      margin-bottom: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
    }

    .search-bar input {
      padding: 10px 15px;
      border: 1px solid #ddd;
      border-radius: 8px;
      width: 260px;
      font-size: 14px;
      transition: border-color 0.3s;
    }

    .search-bar input:focus {
      border-color: #0077b6;
      outline: none;
    }

    .btn {
      padding: 10px 18px;
      background: #0077b6;
      color: #fff;
      border: none;
      border-radius: 8px;
      cursor: pointer;
      transition: 0.3s;
    }

    .btn:hover {
      background: #023e8a;
    }

    table {
      width: 100%;
      border-collapse: collapse;
      border-radius: 10px;
      overflow: hidden;
    }

    thead {
      background: #0077b6;
      color: white;
    }

    th, td {
      text-align: left;
      padding: 14px 16px;
      font-size: 14px;
    }

    tbody tr:nth-child(even) {
      background: #f9f9f9;
    }

    tbody tr:hover {
      background: #e9f5ff;
      cursor: pointer;
    }

    .status {
      padding: 5px 10px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: bold;
    }

    .active { background: #d1f7c4; color: #2e7d32; }
    .pending { background: #fff3cd; color: #856404; }
    .inactive { background: #f8d7da; color: #721c24; }

    @media (max-width: 768px) {
      table, thead, tbody, th, td, tr {
        display: block;
      }

      thead {
        display: none;
      }

      tr {
        margin-bottom: 15px;
        background: #fff;
        border-radius: 10px;
        box-shadow: 0 2px 6px rgba(0,0,0,0.1);
        padding: 15px;
      }

      td {
        display: flex;
        justify-content: space-between;
        padding: 8px 10px;
        border: none;
      }

      td::before {
        content: attr(data-label);
        font-weight: bold;
        color: #0077b6;
      }
    }