/* Styling jawaban (tidak pakai toggle inline, jadi disembunyikan) */
    .answer {
      display: none;
    }

    button.toggle-btn {
      margin-left: 10px;
      cursor: pointer;
      background-color: #007bff;
      color: white;
      border: none;
      padding: 5px 12px;
      border-radius: 4px;
      font-size: 0.9rem;
      transition: background-color 0.3s ease;
    }
    button.toggle-btn:hover {
      background-color: #0056b3;
    }

    /* Modal styles */
    .modal {
      display: none; /* hidden by default */
      position: fixed;
      z-index: 9999;
      padding-top: 80px;
      left: 0;
      top: 0;
      width: 100%;
      height: 100%;
      overflow: auto;
      background-color: rgba(0,0,0,0.5);
    }
    .modal-content {
      background-color: #fff;
      margin: auto;
      padding: 20px 30px;
      border-radius: 6px;
      max-width: 600px;
      box-shadow: 0 5px 15px rgba(0,0,0,0.3);
      position: relative;
      font-size: 1rem;
      line-height: 1.5;
    }
    .close-btn {
      color: #aaa;
      float: right;
      font-size: 28px;
      font-weight: bold;
      cursor: pointer;
      position: absolute;
      right: 15px;
      top: 5px;
      user-select: none;
    }
    .close-btn:hover {
      color: #000;
    }

    table.pecahan-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 1rem;
    }
    table.pecahan-table th,
    table.pecahan-table td {
      border: 1px solid #ccc;
      padding: 8px 12px;
      text-align: center;
      font-size: 0.9rem;
    }
    table.pecahan-table th {
      background-color: #f0f0f0;
    }