:root{
    interpolate-size: allow-keywords;
}

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    /*colores generales*/
    --background-color:#231212;
    --color:#ffffff;
    --subtitulos-color:#fff700;
    --hover-color:#2117af;
/*barra navegacion*/
    --nav-background-gradient1:#212124;
    --nav-background-gradient2:#0e0a5d;
    --nav-background-gradient3:#212124;
    --nav-color:#f3efb2;
    --nav-shadow:#44465b;
/*details colores */
--background-gradient1:#242421;
--background-gradient2:#5d560a;
--background-gradient3:#242421;
--details-color:#fff;
--details-shadow:#e5ff00;
--summary-marker:#ffee00;
--marker-shadow:#eff1f0;
--border-bottom:#fff;
--details-hover:#6f772b;
/*details colores internos*/
    --details-shadow-interno:#22e20d;
    --background-gradient1-interno:#1d201c;
    --background-gradient2-interno:#255006;
    --background-gradient3-interno:#1d201c;
    --details-hover-interno:#2b6426;
/**/
    background-color: var(--background-color);
    color: var(--color);
    /*TIPO DE LETRA*/
    font-family: "Overlock SC", sans-serif;
    font-weight:800;
    font-style: normal;
}

.fondo{
    background-image: url(/imagenes/fondo-principal_1.png);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center; 
    mask:linear-gradient(to top, rgba(254, 254, 254, 0), #000 15%, #000 87%, rgba(254, 254, 254, 0));
}

/*----------------------------------------------------*//*----------------------------------------------------*//*----------------------------------------------------*/

/*header*/
/*Barra navegCION*/
/*https://www.youtube.com/watch?v=DUTAq24fbWk    <--- barra navegacion responsive*/

.nav__container{
    position: fixed;
    width: 100%;
    height: auto;
    padding: 10px 0 10px 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-around;
    background: linear-gradient(0.25turn,var(--nav-background-gradient1),var(--nav-background-gradient2),var(--nav-background-gradient3));
    box-shadow: 0 0 15px var(--nav-shadow);
    z-index: 10;
}

.menu-icono{
    width: 35px;
}

.logo{
    width: 80px;
    height: 50px;
}

.ul__nav{
    list-style: none;   
}

.nav__container .nav .ul__nav .item__nav{    
    position: relative;
    float: left;
}

.nav__container .nav .ul__nav .item__nav a{
    text-decoration: none;
    padding: 10px;
    color: var(--color);
    display: block;
    font-weight: bolder;
    font-size: 1.1em;
}

.item__nav{
    padding: 5px;
    border-radius: 15px;
    transition: background-color 0.3s;
    margin: 0 3px 0 3px;
}

.item__nav:hover{
    background-color: var(--hover-color);
}

#menu{
    display: none;
}

.nav__container label{
    cursor: pointer;
    display: none;
}

/*----------------------------------------------------*/

/* MAIN Container */


.main__container{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: start;
    font-size: 1.5em; 
    min-height: 100dvh;
    min-width: 100%;
    /*border: 5px solid #2214e5;*/
    color: var(--color);
}

.main__title{
    text-align: center;
    margin: 50px 15px 0 15px;
}

.subtitulos__section{
    text-align: center;
    margin: 25px 15px;
}

.subtitulos__main{  /*H3 */
    margin: 15px;
    color: var(--subtitulos-color);
}

.main__ul{
    margin-left: 45px;
}

.informacion{
    margin: 20px 20px;
}

/*----------------------------------------------------*/
/*----------SECCCIONES---------------------------------*/
/*----------SECCCIONES---------------------------------*/


.objetivo-temario__container{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: start;
    font-size: 1.5em; 
    min-height: 100dvh;
    min-width: 100%;
    /*border: 5px solid #dee514;*/
    color: var(--color);
}

.requisitos-constancia__container{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: start;
    font-size: 1.5em; 
    min-height: 100dvh;
    min-width: 100%;
    /*border: 5px solid #dee514;*/
    color: var(--color);
}

.contacto__container{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    text-align: start;
    font-size: 1.5em; 
    min-height: 100dvh;
    min-width: 100%;
    /*border: 5px solid #dee514;*/
    color: var(--color);
}

.ul__section{
    margin-left: 45px;
}

.main__li{
    margin-right: 10px;
}

.details__container{
    background: linear-gradient(0.25turn,var(--background-gradient1),var(--background-gradient2),var(--background-gradient3));
    border-radius: 15px;
    margin: 0.5rem;
    padding: 0.2rem;
    border-bottom: 1px solid var(--border-bottom);
    box-shadow: 0 -2px 3px var(--details-shadow);
}

.details__summary{
    list-style: none;
    padding: 10px;
    padding-right: 35px;
    font-size: 0.9em;
    position: relative;
}

.details__summary::before{
    content: '+';
    color: var(--summary-marker);
    font-weight:bolder;
    position: absolute;
    right: 0;
    margin-right: 10px;
    filter:drop-shadow(0 0 5px var(--marker-shadow));
}

.details__container[open] .details__summary::before{ 
    content: '-';
}

.details__container-interno{  /*PARA LOS DE Adentro*/
    background: linear-gradient(0.25turn,var(--background-gradient1-interno),var(--background-gradient2-interno),var(--background-gradient3-interno));
    border-radius: 15px;
    margin: 0.5rem;
    padding: 0.2rem;
    border-bottom: 1px solid var(--border-bottom);
    box-shadow: 0 -2px 3px var(--details-shadow-interno);
}

.details__summary-interno{  /*PARA LOS DE Adentro*/
    list-style: none;
    padding: 10px;
    padding-right: 35px;
    font-size: 0.9em;
    position: relative;
}

.details__summary-interno::before{ /*PARA LOS DE Adentro*/
    content: '+';
    color: var(--summary-marker);
    font-weight:bolder;
    position: absolute;
    right: 0;
    margin-right: 10px;
    filter:drop-shadow(0 0 5px var(--marker-shadow));
}

.details__container-interno[open] .details__summary-interno::before{/*PARA LOS DE Adentro*/
    content: '-';
}

.details__ul{
    font-size: 0.8em;
    margin: 15px 15px 5px 25px;
    color: var(--details-color);
}

.details__li{
    padding-bottom: 5px;
    list-style: none;
}

/*Animacion del DETAILS*/

.details__container::details-content{
    display: block;
    block-size: 0;
    overflow: hidden;
    transition-property: block-size, content-visibility;
    transition-duration: 0.5s;
    transition-behavior: allow-discrete;
}

.details__container[open]::details-content{ 
    block-size: auto;
    block-size: calc(auto)
}

.details__container-interno::details-content{ /*Para los de adentro*/
    display: block;
    block-size: 0;
    overflow: hidden;
    transition-property: block-size, content-visibility;
    transition-duration: 0.5s;
    transition-behavior: allow-discrete;
}

.details__container-interno[open]::details-content{ /*Para los de adentro*/
    block-size: auto;
    block-size: calc(auto)
}

/* https://www.youtube.com/watch?v=idoaw75xjhU  */
.details__container:hover{
    background: var(--details-hover);
}

.details__container-interno:hover{
    background: var(--details-hover-interno);
}

.informacion{
    max-width: 900px;
    text-align: justify;
}

.contacto a{
    color: #fff200;
}

.contacto{
    margin: 10px;
    list-style: none;
}

/*----------------------------------------------------*/
/*----------------------------------------------------*/

/*----------------footer*/

/*https://www.youtube.com/watch?v=sgDabqmtLUg*/
.footer{
    background-color: #24262b;
    padding: 60px 0;
    mask:linear-gradient(to top, rgba(254, 254, 254, 0), #000 10%, #000 90%, rgba(254, 254, 254, 0));
}

.container__footer{  
    min-width: 100%;
    margin: 0 auto;
}  

.ul__list{
    list-style: none;
}

.footer-row{
    display: flex;
    flex-wrap: wrap;
    margin: 0 30px;
    justify-content: center;
}

.footer-links{
    padding: 30px 10px;
    margin: 0 10px;
    width: 20%;
}

.footer-links h4{
    font-size: 20px;
    color: #fff;
    margin-bottom: 25px;
    font-weight: bold;
    border-bottom: 2px solid #00c3ff;
    padding-bottom: 10px;
    /*display: inline-block;*/
}

.footer-links ul li a{
    font-size: 18px;
    text-decoration: none;
    color:#8389bf;
    display: block;
    margin-bottom: 10px;
    transition: all .3s ease;
    
}

.footer-links ul li a:hover{
    color: #fff;
    padding-left: 8px;
}

.social-links img{
    display: inline-block;
    min-height: 40px;
    width: 40px;
    background-color: rgba(255,255,255,0.2);
    margin: 0 10px 10px 0;
    padding: 5px;
    border-radius: 50%;
    color: #ffffff;
    transition: all 0.5 ease;
    box-shadow: 0 0 10px #ffffff;
}

.social-links img:hover{
    background-color: #00c3ff;
}

/*----------------------------------------------------*/

/*         media queries*/
/*         media queries*/
/*         media queries*/

/*BARRA de navegación*/

@media (max-width:650px){
    .nav__container{
        min-height: 80px;
        top:0;
        padding: 15px;
    }
    .nav__container label{
        display: initial;
    }
    .nav__container .nav{
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: none;
        background-color: #292b41;
    }
    .nav__container .nav .ul__nav .item__nav{
        width: 100%;
    }
    #barra_nav.active{
    display: initial;  
    }

    /*#menu:checked ~ .nav{
        display: initial;
    }*/

            /*cambio del tamaño de la letra del main y sections*/
            .main__container{
                font-size: 1em;
            }

            .container{
                font-size: 1em;
            }

            /* FOOTER FOOTER*/
    .footer-row{
        text-align: center;
    }

    .footer-links{
        width: 100%;
        margin-bottom: 30px;
    }


}