:root {
    --cor-de-fundo: #212121;
    --cor-de-fundo-link: #181818;
    --cor-de-texto-link: #fff;
    --filtro-interruptor: grayscale(1) opacity(0.25);
    --color-one: #301c41;
    --color-two: #6f95ff;
    --color-three: #212121;
}

.tema-claro {
    --cor-de-fundo: #2450e0;
    --cor-de-fundo-link: #fff;
    --cor-de-texto-link: #5b49e8;
    --filtro-interruptor: grayscale(0) opacity(1);
}

* {
    margin: 0;
    padding: 0;
    touch-action: manipulation;
}

body {
    font-family: "Barlow", sans-serif;
    transition: 0.3s;
    
    background: var(--cor-de-fundo);
    -webkit-font-smoothing: antialiased;
}

.secao-principal {
    max-width: 500px;
    margin: 0 auto;

    /* Cartão de fundo */
    height: fit-content;
    width: 350px;
    padding: 20px;
    border-radius: 40px;
    margin-top: 15px;
    box-shadow: 0px 32px 0 rgba(255,255,255, 0.17);
    background: rgba(255,255,255,0.25);
    backdrop-filter: blur (4px);
    -webkit-backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    position: relative;
}

/* Topo */

.topo {
    display: flex;
    flex-direction: column;
    align-items: center;    
}

.topo__interruptor {
    position: absolute;
    top: 30px;
    right: 30px;

    border-radius: 100%;
    border: none;
    background: #fff;
    height: 50px;
    width: 50px;

    filter: var(--filtro-interruptor);
    cursor: pointer;
}

.topo__foto-perfil {
    margin-top: 60px;
    width: 100px;
    border: 4px solid #fff;
    border-radius: 100%;

    box-shadow: 0 2px 10px #000000;
}

.topo__nome {
    margin-top: 20px;

    font-size: color;
    color: #fff;
}

.topo__profissao {
    margin-top: 4px;
    color: #fff;
}

/* Links */

.links {
    margin: 30px 30px 0 30px;
}

.links__link {
    position: relative;
    margin-bottom: 15px;
    
    height: 52px;
    background: var(--cor-de-fundo-link);
    border-radius: 3px;
    box-shadow: 0 3px 3px #000;


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

    font-weight: 700;
    color: var(--cor-de-texto-link);
    text-decoration: none;

    transition: 0.3s;
}

.links__icon {
    position: absolute;
    left: 19px;
    font-size: 22px;
}

.links__link:hover {
    filter: brightness(0.75);
}

/* Rodapé */

.rodape {
    margin-top: 15px;

    display: flex;
    flex-direction: column;
    align-items: center;
    color: #fff;
}

.rodape__convite {
    font-weight: 700;
    margin-top: 4px;
}

.rodape__icon {
    margin-top: 20px;
    font-size: 30px;
}