* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

/* BASE */
body {
    background: #000;
    color: #fff;
    min-height: 100vh;
}

/* CONTAINER */
.container {
    width: 100%;
    min-height: 100vh;
    padding: 24px 16px;

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

    text-align: center;
}


/* PERFIL / LOGO */
.perfil {
    width: 100%;
    margin-bottom: 24px;
}

.perfil img {
    width: 100%;
    max-width: 320px;
    height: auto;
    border-radius: 12px;
}

/* TÍTULOS */
h2 {
    margin-top: 10px;
    font-size: 22px;
}

.sub {
    margin-top: 8px;
    letter-spacing: 4px;
    font-size: 11px;
    color: #bbb;
}

.desc {
    margin-top: 14px;
    font-size: 14px;
    color: #ccc;
    line-height: 1.5;
}

/* CARD */
.card {
    width: 100%;
    margin-top: 24px;
    background: #0d0d0d;
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 0 20px rgba(255,255,255,0.05);
}

/* FORM */
.card label {
    font-size: 14px;
    display: block;
    margin-bottom: 10px;
}

.card input {
    width: 100%;
    padding: 18px;
    border-radius: 12px;
    border: none;
    outline: none;
    font-size: 16px;
    margin-bottom: 18px;
}

.card button {
    width: 100%;
    padding: 18px;
    border-radius: 999px;
    border: none;
    background: #4169E1;
    color: #000;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
}

.card button:hover {
    opacity: 0.9;
}

/* ERRO */
.erro {
    margin-top: 14px;
    color: #ff4d4d;
    font-size: 14px;
    display: none;
}

/* DESKTOP */
@media (min-width: 768px) {

    body {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .container {
        max-width: 420px;
        min-height: auto;
        padding: 30px 20px;
    }

    .perfil img {
        max-width: 260px;
    }

    h2 {
        font-size: 24px;
    }
}