/* BASE - destaque forte mas menor */
input[widget="tcheckbutton"] {
    transform: scale(1.7); /* reduzido */
    cursor: pointer;
    margin: 10px;

    outline: 3px solid #000;
    outline-offset: 3px;
    border-radius: 6px;

    background-color: #6678ff;

    box-shadow: 0 0 8px rgba(0,0,0,0.5);

    transition: all 0.2s ease-in-out;
}

/* Hover */
input[widget="tcheckbutton"]:hover {
    box-shadow: 0 0 12px rgba(0,0,0,0.8);
}

/* Marcado */
input[widget="tcheckbutton"]:checked {
    accent-color: #ff0000;
    outline: 4px solid #ff0000;
    outline-offset: 4px;
    background-color: #ffcccc;
    box-shadow: 0 0 14px rgba(255,0,0,0.7);
}