/* A4 Style Modal */
    .modal-dialog {
        max-width: 794px; /* A4 width in px */
    }

    .modal-content {
        background: #fff;
        padding: 30px;
        border: 1px solid #ccc;
        border-radius: 6px;
        box-shadow: 0 5px 15px rgba(0,0,0,0.3);
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    .modal-header {
        border-bottom: 2px solid #007bff;
        padding-bottom: 10px;
    }

    .modal-title {
        font-size: 1.5rem;
        font-weight: 600;
        color: #007bff;
    }

    .form-label {
        font-weight: 500;
    }

    .form-control {
        border-radius: 4px;
        border: 1px solid #ccc;
        padding: 8px 10px;
    }

    .section-title {
        font-size: 1.1rem;
        margin-top: 25px;
        margin-bottom: 10px;
        font-weight: 600;
        border-bottom: 1px dashed #aaa;
        padding-bottom: 5px;
    }

    .modal-footer {
        background-color: #f5f5f5;
        border-top: 1px solid #ddd;
        margin-top: 20px;
        padding-top: 15px;
    }