/* GENERAL */
body {
    font-family: 'Open Sans', Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #fff;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 50px auto;
    padding: 0 20px;
}

/* TITULO PRINCIPAL */
.titulo {
    text-align: center;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 36px;
    text-transform: uppercase;
    color: #000;
    margin-bottom: 30px;
}

/* SUBTITULOS */
.subtitulo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 22px;
    color: #000;
    margin-top: 40px;
    border-bottom: 2px solid #38B6FF;
    padding-bottom: 5px;
}

/* TEXTO NORMAL */
.texto {
    font-size: 16px;
    text-align: justify;
    margin-top: 15px;
}

/* LISTAS */
ul, ol {
    margin-left: 40px;
    margin-top: 10px;
}

.lista-letras {
    counter-reset: lista;
    margin-left: 40px;
}

.lista-letras li {
    list-style: none;
    counter-increment: lista;
    margin-bottom: 10px;
    position: relative;
}

.lista-letras li::before {
    content: counter(lista, lower-alpha) ") ";
    color: #38B6FF;
    font-weight: bold;
    position: absolute;
    left: -30px;
}

/* ENLACES */
a {
    color: #38B6FF;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* BOTONES GENERALES */
.btn-cta {
    background-color: #38B6FF;
    color: white;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: bold;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.2s ease;
    margin-top: 10px;
}
.btn-cta:hover {
    background-color: #2aa7e6;
}

/* BOTON FIJO DE REGRESAR/INICIAR SESION */
.boton-regresar {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}
.boton-regresar a {
    display: inline-block;
    background-color: #38B6FF;
    color: #fff;
    border: solid 1px white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s;
}
.boton-regresar a:hover {
    background-color: #0f91d6;
}

/* RESPONSIVO MEDIO */
@media (max-width: 768px) {
    .titulo {
        font-size: 28px;
    }
    .subtitulo {
        font-size: 18px;
    }
    .container {
        padding: 0 15px;
    }
}

/* RESPONSIVO MOVIL */
@media screen and (max-width: 600px) {
    body {
        margin: 15px;
        font-size: 20px;
    }

    .titulo {
        font-size: 24px;
    }

    .subtitulo {
        font-size: 22px;
    }

    .texto {
        font-size: 20px;
        line-height: 1.5;
    }

    .lista-letras {
        margin-left: 20px;
    }

    .lista-letras li::before {
        left: -25px;
    }

    .boton-regresar a {
        padding: 8px 16px;
        font-size: 14px;
    }
}