/* static/css/calculators/linear-algebra/determinant_of_a_2x2_matrix_calculator.css */

/* layout */
.matrices-area {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
  }
  .matrix-block {
    text-align: center;
    margin: 0 10px;
  }
  .matrix-title {
    margin-bottom: 8px;
    font-weight: 600;
  }
  
  /* matrix styling */
  .matrix-wrapper {
    --cell-size: 40px;
    display: inline-block;
    position: relative;
    padding: 8px;
    vertical-align: middle;
  }
  .matrix-wrapper table {
    border-collapse: separate;
    border-spacing: 1px;
  }
  .matrix-cell {
    width: var(--cell-size);
    height: var(--cell-size);
    padding: 0;
    border: 1px solid #999;
    box-sizing: border-box;
  }
  .cell-input {
    width: 100%;
    height: 100%;
    border: none;
    padding: 0;
    margin: 0;
    text-align: center;
    font-size: 1rem;
    background: transparent;
    outline: none;
    box-sizing: border-box;
  }
  .matrix-wrapper::before,
  .matrix-wrapper::after {
    content: "";
    position: absolute;
    top: 0; bottom: 0;
    width: 4px;
    border-top: 2px solid #333;
    border-bottom: 2px solid #333;
  }
  .matrix-wrapper::before {
    left: 0;
    border-left: 2px solid #333;
    border-radius: 4px 0 0 4px;
  }
  .matrix-wrapper::after {
    right: 0;
    border-right: 2px solid #333;
    border-radius: 0 4px 4px 0;
  }
  
  /* steps */
  .steps-container .step {
    margin-bottom: 16px;
  }
  .step-explanation {
    font-weight: 600;
    margin-bottom: 4px;
  }
  .step-answer {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  /* fraction styling */
  .frac-table {
    border-collapse: collapse;
    margin-right: 12px;
  }
  .frac-table td {
    border: none;
    padding: 4px 8px;
    text-align: center;
  }
  .frac-table tr:first-child td {
    border-bottom: 1px solid #333;
  }
  
  /* answer box */
  .answer-box {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: bold;
  }
  .answer-box strong {
    font-weight: 700;
  }
  
  /* solve hover */
  .solve-button:hover {
    background-color: #2980b9;
  }