/* ==================================================
   CONFIGURAÇÕES GERAIS
   ================================================== */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f4f6f8;
    color: #222222;
    font-size: 18px;
    line-height: 1.6;
}


/* ==================================================
   CABEÇALHO
   ================================================== */

.cabecalho {
    background-color: #082238;
    color: #ffffff;
    text-align: center;
    padding: 35px 20px;
    border-bottom: 5px solid #e2b900;
}

.cabecalho h1 {
    margin: 0;
    font-size: 38px;
}

.cabecalho p {
    margin: 10px auto 0;
    font-size: 20px;
}


/* ==================================================
   ACESSIBILIDADE
   ================================================== */

.acessibilidade {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;

    background-color: #ffffff;
    padding: 18px;

    border-bottom: 2px solid #cccccc;
}


/* Esconde os checkboxes */

.acessibilidade input {
    position: absolute;
    opacity: 0;
}


/* Botões de acessibilidade */

.acessibilidade label {
    display: inline-block;

    background-color: #164a7b;
    color: #ffffff;

    padding: 13px 20px;

    border-radius: 7px;

    font-size: 18px;
    font-weight: bold;

    cursor: pointer;

    border: 2px solid #164a7b;
}


/* Quando o botão está ativado */

.acessibilidade input:checked + label {
    background-color: #e2b900;
    color: #000000;

    border-color: #000000;
}


/* Foco do teclado */

.acessibilidade input:focus + label {
    outline: 4px solid #ff8c00;
    outline-offset: 3px;
}


/* ==================================================
   CONTEÚDO
   ================================================== */

.site-conteudo {
    width: 100%;
    transition: all 0.3s ease;
}

main {
    width: 100%;
}


/* ==================================================
   INÍCIO / BANNER
   ================================================== */

.inicio {
    padding: 35px 20px;
}

.banner {
    max-width: 1100px;
    margin: auto;

    background-color: #ffffff;

    border-left: 8px solid #164a7b;

    border-radius: 10px;

    padding: 40px;

    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.12);

    text-align: center;
}

.banner h2 {
    margin-top: 0;

    color: #164a7b;

    font-size: 34px;
}

.banner p {
    max-width: 750px;
    margin: 15px auto 25px;

    font-size: 21px;
}


/* ==================================================
   BOTÃO DE AJUDA
   ================================================== */

.botao-ajuda {
    display: inline-block;

    background-color: #e2b900;
    color: #000000;

    padding: 16px 30px;

    border-radius: 8px;

    text-decoration: none;

    font-size: 21px;
    font-weight: bold;

    border: 3px solid #000000;
}

.botao-ajuda:hover {
    background-color: #c49f00;
}

.botao-ajuda:focus {
    outline: 4px solid #164a7b;
    outline-offset: 4px;
}


/* ==================================================
   SEÇÕES
   ================================================== */

.secao {
    max-width: 1100px;

    margin: 0 auto 35px;

    padding: 35px 30px;

    background-color: #ffffff;

    border-radius: 10px;

    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.10);
}

.secao h2 {
    color: #164a7b;

    font-size: 32px;

    margin-top: 0;

    border-bottom: 3px solid #e2b900;

    padding-bottom: 10px;
}

.introducao {
    font-size: 20px;
}


/* ==================================================
   CARDS DAS DICAS
   ================================================== */

.cards {
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 20px;

    margin-top: 25px;
}

.card {
    border: 2px solid #d0d0d0;

    border-radius: 10px;

    padding: 25px;

    background-color: #f8fafc;
}

.card h3 {
    color: #164a7b;

    font-size: 24px;
}

.card p {
    font-size: 18px;
}

.numero {
    width: 45px;
    height: 45px;

    display: flex;
    align-items: center;
    justify-content: center;

    background-color: #164a7b;
    color: #ffffff;

    border-radius: 50%;

    font-size: 22px;
    font-weight: bold;
}


/* ==================================================
   DIREITOS NA INTERNET
   ================================================== */

.direitos {
    border-left: 8px solid #164a7b;
}

.texto p {
    font-size: 19px;

    margin-bottom: 18px;
}


/* ==================================================
   GOLPES
   ================================================== */

.alerta {
    background-color: #fff8d6;

    border-left: 8px solid #e2b900;

    padding: 25px;

    margin-top: 25px;

    border-radius: 7px;
}

.alerta h3 {
    color: #664f00;

    font-size: 26px;

    margin-top: 0;
}

.alerta li {
    margin-bottom: 14px;

    font-size: 19px;
}


/* ==================================================
   FRASE DE DESTAQUE
   ================================================== */

.frase-destaque {
    margin-top: 25px;

    background-color: #eaf3ff;

    border: 2px solid #164a7b;

    border-radius: 8px;

    padding: 22px;

    text-align: center;
}

.frase-destaque strong {
    color: #164a7b;

    font-size: 24px;
}

.frase-destaque p {
    margin-bottom: 0;
}


/* ==================================================
   RODAPÉ
   ================================================== */

.rodape {
    background-color: #082238;

    color: #ffffff;

    text-align: center;

    padding: 30px 20px;

    margin-top: 40px;
}

.rodape p {
    margin: 5px;
}


/* ==================================================
   MODAL DE AJUDA
   ================================================== */

.modal {
    display: none;

    position: fixed;

    inset: 0;

    background-color: rgba(0, 0, 0, 0.75);

    z-index: 1000;

    align-items: center;
    justify-content: center;

    padding: 20px;
}


/* Faz a janela aparecer */

.modal:target {
    display: flex;
}


/* Caixa da janela */

.modal-conteudo {
    position: relative;

    background-color: #ffffff;

    color: #222222;

    width: 90%;
    max-width: 600px;

    max-height: 90vh;

    overflow-y: auto;

    padding: 35px;

    border-radius: 10px;

    border: 3px solid #164a7b;

    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);

    font-size: 18px;
}

.modal-conteudo h2 {
    color: #164a7b;

    font-size: 30px;

    margin-top: 0;

    border-bottom: 3px solid #e2b900;

    padding-bottom: 10px;
}

.modal-conteudo li {
    margin-bottom: 14px;
}


/* Botão fechar */

.fechar {
    position: absolute;

    top: 8px;
    right: 15px;

    color: #000000;

    text-decoration: none;

    font-size: 38px;

    font-weight: bold;

    line-height: 1;
}

.fechar:hover {
    color: #b00020;
}

.fechar:focus {
    outline: 4px solid #e2b900;
}


/* Aviso dentro da janela */

.aviso-modal {
    background-color: #eaf3ff;

    border-left: 6px solid #164a7b;

    padding: 18px;

    margin-top: 20px;
}

.aviso-modal strong {
    color: #164a7b;

    font-size: 20px;
}


/* ==================================================
   MODO LEITURA
   ================================================== */

#modo-leitura:checked ~ .site-conteudo {
    background-color: #ffffff;
}

#modo-leitura:checked ~ .site-conteudo .banner,
#modo-leitura:checked ~ .site-conteudo .secao {
    max-width: 850px;
    margin-left: auto;
    margin-right: auto;
}

#modo-leitura:checked ~ .site-conteudo p,
#modo-leitura:checked ~ .site-conteudo li {
    font-size: 21px;
    line-height: 1.9;
}

#modo-leitura:checked ~ .site-conteudo h2 {
    font-size: 34px;
}


/* ==================================================
   ALTO CONTRASTE
   ================================================== */

#alto-contraste:checked ~ .site-conteudo {
    background-color: #000000;

    color: #ffffff;
}


/* Seções */

#alto-contraste:checked ~ .site-conteudo .secao,
#alto-contraste:checked ~ .site-conteudo .banner,
#alto-contraste:checked ~ .site-conteudo .card {
    background-color: #000000;

    color: #ffffff;

    border-color: #ffffff;
}


/* Títulos */

#alto-contraste:checked ~ .site-conteudo h2,
#alto-contraste:checked ~ .site-conteudo h3 {
    color: #ffffff;
}


/* Texto */

#alto-contraste:checked ~ .site-conteudo p,
#alto-contraste:checked ~ .site-conteudo li {
    color: #ffffff;
}


/* Links */

#alto-contraste:checked ~ .site-conteudo a {
    color: #ffff00;
}


/* Cards */

#alto-contraste:checked ~ .site-conteudo .card {
    background-color: #000000;
}


/* Alerta */

#alto-contraste:checked ~ .site-conteudo .alerta {
    background-color: #000000;

    color: #ffffff;

    border-color: #ffff00;
}

#alto-contraste:checked ~ .site-conteudo .alerta h3 {
    color: #ffff00;
}


/* Frase */

#alto-contraste:checked ~ .site-conteudo .frase-destaque {
    background-color: #000000;

    border-color: #ffffff;
}

#alto-contraste:checked ~ .site-conteudo .frase-destaque strong {
    color: #ffff00;
}


/* ==================================================
   ZOOM
   ================================================== */

#zoom:checked ~ .site-conteudo {
    font-size: 125%;
}

#zoom:checked ~ .site-conteudo .banner h2 {
    font-size: 42px;
}

#zoom:checked ~ .site-conteudo .secao h2 {
    font-size: 38px;
}

#zoom:checked ~ .site-conteudo .card h3 {
    font-size: 29px;
}


/* ==================================================
   RESPONSIVIDADE
   ================================================== */

@media (max-width: 800px) {

    .cards {
        grid-template-columns: 1fr;
    }

    .cabecalho h1 {
        font-size: 32px;
    }

    .banner h2 {
        font-size: 29px;
    }

    .secao {
        margin-left: 15px;
        margin-right: 15px;

        padding: 25px 20px;
    }

}


@media (max-width: 500px) {

    body {
        font-size: 17px;
    }

    .cabecalho {
        padding: 25px 15px;
    }

    .cabecalho h1 {
        font-size: 27px;
    }

    .cabecalho p {
        font-size: 18px;
    }

    .acessibilidade {
        flex-direction: column;
    }

    .acessibilidade label {
        width: 100%;

        text-align: center;
    }

    .banner {
        padding: 25px 18px;
    }

    .banner h2 {
        font-size: 27px;
    }

    .botao-ajuda {
        width: 100%;
    }

    .modal-conteudo {
        padding: 28px 20px;
    }

}