<!-- Acessibilidade e UI -->

 :focus {
     outline: 3px solid #fde68a;
     outline-offset: 3px;
 }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.faq-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0;
}

.faq-panel.open {
    max-height: 500px;
    padding: .5rem 0;
}

.faq-btn span {
    float: right;
    transition: transform .3s ease;
}

.faq-btn[aria-expanded="true"] span {
    transform: rotate(45deg);
}