#acessibilidade-btn {
    position: fixed;
    top: 130px;
    bottom: auto;
    right: 20px;
    background: #CDCDCD;
    color: white;
    padding: 12px 16px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 22px;
    z-index: 99999;
    box-shadow: 0 0 8px rgba(0,0,0,0.3);
}

#acessibilidade-menu {
    position: fixed;
    bottom: 80px;
    right: 20px;
    background: white;
    padding: 18px;
    width: 420px;
    border-radius: 10px;
    display: grid;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
    z-index: 99999;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity .25s ease, transform .25s ease;
    pointer-events: none;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}

#acessibilidade-menu.aberto {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

#acessibilidade-menu h3 {
    margin-top: 0;
    font-size: 18px;
    grid-column: 1 / -1;
}

#acessibilidade-menu button {
    width: 100%;
    padding: 10px;
    margin: 4px 0;
    border: none;
    background: #005bbb;
    color: white;
    border-radius: 6px;
    cursor: pointer;
}

#acessibilidade-menu button:hover {
    background: #004599;
}

/* Modos de acessibilidade */
.alto-contraste {
    background: black !important;
    color: yellow !important;
}

.cinza {
    filter: grayscale(100%);
}

.legivel {
    font-family: Arial, Helvetica, sans-serif !important;
}

.links-destacados a {
    background: yellow;
    color: black !important;
    padding: 2px 4px;
    border-radius: 3px;
}

.cursor-grande {
    cursor: url('https://cur.cursors-4u.net/user/use-1/use153.cur'), auto !important;
}

.ocultar-imagens img {
    display: none !important;
}

/* Modo daltônico (desaturação + contraste moderado) */
.daltonico {
    filter: grayscale(60%) contrast(120%);
}

/* Ajuste de saturação */
.saturacao-ajustada {
    transition: filter 0.2s ease;
}

/* BOTÃO FECHAR DO MODAL */

.btn-fechar {
    width: 20px;
    height: 20px;
    min-width: 20px;
    min-height: 20px;
    max-width: 20px;
    max-height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ff4f4f;
    color: black;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    padding: 3px;
    transition: opacity .2s, transform .2s;
}

.btn-fechar:hover {
    opacity: .8;
    transform: scale(1.05);
}

@media (max-width: 480px) { 
    #acessibilidade-menu {
        display: block;
        flex-direction: column;
        width: 350px;
    }
    
    #acessibilidade-menu button {
        width: auto;
    }
}