:root {
    --Very-dark-blue: hsl(233, 47%, 7%);
    --Dark-desaturated-blue: hsl(244, 38%, 16%);
    --Soft-violet: hsl(277, 64%, 61%);
    --White: hsl(0, 0%, 100%);
    --Slightly-transparent-white: hsla(0, 0%, 100%, 0.75);
    --Slightly-transparent-white-dos: hsla(0, 0%, 100%, 0.6);
    /*variables de color que da frontendmentos - convertidos en variables*/
}

html {
    box-sizing: border-box;
}
*,*::after, *::before {
    box-sizing: inherit;
}

body {
    font-family: 'Inter', sans-serif;
    font-family: 'Lexend Deca', sans-serif; 
    background-color: var(--Very-dark-blue);
    color: var(--White);
}

.titulo-proyecto{
    text-align: center;
    color: var(--Dark-desaturated-blue);
}

.container {
    margin-left: auto;
    margin-right: auto;
    width: 90%;
    background-color: var(--Very-dark-blue);
}

@media (min-width: 768px) {
    .container {
        margin-top: 0;
        margin-bottom: 0;
    }
}

.cards {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

@media (min-width:768px) {
    .cards {
        height: 100vh;
        align-items: center;
    }
}



.card {
    max-width: 400px;
    background-color: var(--Dark-desaturated-blue);
    border-radius: 1em; 
    overflow: hidden;
    /*el em viaja hasta a arriba, hasta encontrar el primer tamaño. 
    como no hay ningun tamaño configurado, llega al html que es 16*/
}
/*1rem es multiplicado por 16px 2rem es 32px 3rem es 48px*/
@media (min-width: 768px) {
    .card {
        display: flex;
        max-width: 800px;
        min-height: 350px;
    }
}

.card-col-img {
    background-image: url('../images/image-header-mobile.jpg');
    background-color: var(--Soft-violet);
    /* https://developer.mozilla.org/es/docs/Web/CSS/blend-mode */
    background-blend-mode: multiply;

    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    height: 300px;
}

@media (min-width: 768px){
    .card-col-img {
        width: 400px;
        order: 2;
        flex: 1;
        height: auto;
    }
    
    .card-col-body {
        order: 1;
        flex: 1;
    }
}

.card-body {
    padding-left: 1em;
    padding-right: 1em;
    text-align: center;
}

.card-title {
    font-weight: 700px;
    align-items: center;
}

.card-title-violeta {
    color: hsl(277, 64%, 61%);
    
}

.card-sub-tittle {
    color: var(--Slightly-transparent-white);
}

.card-social-container {
    padding-top: 1em;
}

@media (min-width:768px) {
    .card-social-container {
        display: flex;
        justify-content: space-between;
    }
}

.social-tittle {
    margin-bottom: 0;
    color: var(--White);
}

.social-text {
    margin-top: 0;
    color: var(--Slightly-transparent-white);
    text-transform: uppercase;
    font-size: .8rem;
    letter-spacing: 1px;
}

.firma {
    margin-top: 3rem;
    text-align: center;
    color: lightslategrey;
}