@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600&family=Poppins:wght@300;400&display=swap');

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

:root{
    --light-color: #f3f3f3; 
    --dark-color: #191923; /* #191923 */
    --white-color: #f3f3f3;
    --black-color: black; 
    --body-font-family: 'Poppins', 'sans-serif'; /* 'Playfair Display'*/
    --container-padding: 1.5rem;
    --section-vertical-spacing: 8rem;
}

html{
    /* 10px */
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body{
    font-family: var(--body-font-family);
    font-size: 1.6rem;
    line-height: 1.5;
    background-color: var(--dark-color);
    color: var(--light-color);
    overflow-x: hidden;
}

a{
    text-decoration: none;
    color: inherit;
    outline: none;
}

img{
    max-width: 100%;
    display: block;
}

ul{
    list-style: none;
}

span{
    display: inline-block;
}

i{
    font-size: 2.4rem;
}

button{
    font: inherit;
    color: inherit;
    background-color: transparent;
    border: none;
    outline: none;
}

/* ESTILOS REUSABLES */
.container{
    max-width: 54rem;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section{
    padding-block: var(--section-vertical-spacing);
    position: relative;
}

.d-grid{
    display: grid;
}

.section:not(.hero)::before{
    content: "";
    position: absolute;
    top: 35%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80vw;
    height: 80vw;
    z-index: -1;
}

/* HEADER */
.header{
    margin-bottom: 5rem;
}

.navbar{
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 8rem;
    position: relative;
}

.logo{
    font-family: var(--body-font-family);
    font-size: 3rem;
    font-weight: 700;
}

.navbar-buttons{
    display: flex;
    column-gap: .5rem;
    padding: 0 .5rem;
    background-color: var(--light-color);
    color: var(--dark-color);
    border-radius: .4rem;
    position: relative;
    z-index: 999;
}

.button{
    cursor: pointer;
}

.icon-button{
    width: 4rem;
    height: 4rem;
    display: flex;
}

.icon-button i{
    margin: auto;
}

.close-icon,
.theme-on{
    display: none;
}

.menu{
    position: absolute;
    right: 1.55rem;
    background-color: var(--light-color);
    color: var(--dark-color);
    padding: .8rem 1.5rem;
    border-radius: .4rem;
    z-index: -1;
    pointer-events: none;
    transform: scale(0);
    transform-origin: right;
    transition: transform .25s .25s cubic-bezier(1,0,0,1);
}

.list{
    display: flex;
    gap: 2.5rem;
}

.menu > .list{
    opacity: 0;
}
.menu > .list .list-link{
    text-transform: uppercase;
}

.list-link{
    font-size: 1.4rem;
    color: var(--dark-color);
}

.list-link:hover,
.list-link:focus,
.scroll-top:hover,
.scroll-top:focus{
    opacity: .7;
}

.list-link span{
    font-weight: bold;
}

/* JAVASCRIPT */
.active.menu{
    z-index: initial;
    pointer-events: initial;
    transform: scale(1) translateY(4.5rem);
}

.active.menu > .list{
    opacity: 1;
    transition: opacity .1s .5s;
}

.active .open-icon{
    display: none;
}

.active .close-icon{
    display: block;
}

.dark-theme .theme-off{
    display: none;
}

.dark-theme .theme-on{
    display: block;
}

/* HERO */
.title{
    font-family: var(--body-font-family);
    font-weight: 700;
}

.main-title{
    font-size: clamp(4rem, 10vw, 10rem);
    text-align: center;
    line-height: 1.2;
}

/* SOBRE MI */
.section-description{
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.description{
    text-transform: uppercase;
    font-weight: 300;
}

.text-bold{
    font-weight: bold;
}

.description-image{
    width: 25rem;
    height: 25rem;
    margin: 0 auto;
}

.description-image img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.tech-stack{
    max-width: 50rem;
    grid-template-columns: repeat(auto-fit, minmax(5rem, 1fr));
    gap: 2.5rem;
}

.tech-stack-item{
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.tech-stack-item i{
    color: var(--light-color);
    font-size: 5rem;
    opacity: .5;
}

.dark-theme .tech-stack-item{
    opacity: .8;
}

.tech-stack-item::before,
.tech-stack-item::after{
    position: absolute;
    top: -1rem;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform .5s, opacity .5s;
}

.tech-stack-item::before{
    content: "";
    border: 1rem solid transparent;
    border-top-color: var(--light-color);
    transform: translateY(0);
    z-index: 5;
}

.tech-stack-item::after{
    content: attr(data-tooltip);
    width: max-content;
    background-color: var(--light-color);
    color: var(--black-color);
    padding: .5rem 1rem;
    border-radius: .4rem;
}

.tech-stack-item:hover::before{
    opacity: 1;
    transform: translateY(-.6rem);
}

.tech-stack-item:hover::after{
    opacity: 1;
    transform: translateY(calc(-100% + -.5rem));
}

/* TIMELINE */
.timeline{
    position: relative;
    max-width: 1200px;
    margin: 10px auto;
}

.containerTime{
    padding: 10px 50px;
    position: relative;
    width: 50%;
    opacity: 1;
}

.text-box{
    padding: 20px 30px;
    background: var(--white-color);
    position: relative;
    border-radius: .4rem;
    font-size: 1.6rem;
    color: var(--black-color);
}

.filter{
    backdrop-filter: blur(15px);
}

.left-container{
    left: 0;
}

.right-container{
    left: 50%;
}

.containerTime img{
    position: absolute;
    width: 4rem;
    border-radius: 50%;
    right: -20px;
    top: 32px;
    z-index: 10;
}

.right-container img{
    left: -20px;
}

.timeline::after{
    content: '';
    position: absolute;
    width: 6px;
    height: 100%;
    background: var(--light-color);
    top: 0;
    left: 50%;
    margin-left: -3px;
    z-index: -1;
    animation: moveline 4s linear forwards;
}

@keyframes moveline{
    0%{
        height: 0;
    }
    100%{
        height: 100%;
    }
}

.text-box h2{
    font-weight: 600;
}

.text-box small{
    display: inline-block;
    margin-bottom: 15px;
}

.left-container-arrow{
    height: 0;
    width: 0;
    position: absolute;
    top: 20px;
    z-index: 1;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-left: 15px solid var(--white-color);
    right: -15px;
}

.right-container-arrow{
    height: 0;
    width: 0;
    position: absolute;
    top: 20px;
    z-index: 1;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    border-right: 15px solid var(--white-color);
    left: -15px;
}

/* PORTAFOLIO */
.section-title-container{
    display: inline-block;
    margin-bottom: 5rem;
}

.section-title{
    font-size: clamp(4rem, 10vw, 8rem);
}

.section-subtitle-container{
    display: flex;
    align-items: center;
    justify-content: space-between;
    column-gap: 1.5rem;
}


.section-subtitle{
    font-size: clamp(2rem, 10vw, 8rem);
}

.portfolio-cards{
    gap: 2.5rem;
}

.card-image{
    height: 30rem;
    background-color: #b3bbce;
    margin-bottom: 2.5rem;
    border-radius: .4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color .25s;
}

.card-image img{
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1rem;
}

.portfolio-card:hover .card-image,
.portfolio-card:focus .card-image{
    background-color: #DBE4EE; /* #bde0fe */
}

.card-heading{
    color: var(--light-color);
}

.card-title{
    font-size: 2rem;
}

.card-subtitle{
    font-size: 1.4rem;
    opacity: .8;
}

.large-button-container{
    display: flex;
}

.large-button{
    width: 15rem;
    height: 15rem;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--body-font-family);
    font-size: 3rem;
    font-weight: 700;
    text-transform: uppercase;
    text-align: center;
    margin: auto;
}

.button-fill{
    position: relative;
    outline: 2px solid var(--light-color);
    overflow: hidden;
    transition: color .25s;
}

.button-fill:hover{
    color: var(--dark-color);
}

.button-fill::before{
    content: "";
    width: 100%;
    height: 100%;
    background-color: var(--light-color);
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    transform: scale(0);
    transform-origin: bottom left;
    transition: transform .5s cubic-bezier(0.785, 0.135, 0.15, 0.86);
}

.large-button.button-fill::before{
    border-radius: 50%;
}

.button-fill:hover::before,
.button-fill:focus::before{
    transform: scale(1);
}

/* FOOTER */
.footer-container{
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
    border-top: 1px solid var(--light-color);
    padding-top: 5rem;
    padding-bottom: 1.5rem;
}

.footer .list-link{
    color: var(--light-color);
}

.scroll-top{
    display: flex;
    align-items: center;
    color: var(--light-color);
}

/* SCROLLBAR */

::-webkit-scrollbar{
    width: 1rem;
}

::-webkit-scrollbar-track{
    background-color: var(--light-color);
}

::-webkit-scrollbar-thumb{
    background-color: #b3bbce;
}

::-webkit-slider-thumb:hover{
    background-color: #808694;
}

/* MEDIA QUERIES */

@media screen and (min-width: 768px) {
    .container{
        max-width: 96rem;
    }

    .section-description{
        grid-template-columns: 1.5fr; /* 1.5fr 1fr*/
        align-items: center;
    }

    .description{
        font-size: 2.4rem;
    }

    .description-image{
        width: 30rem;
        height: 30rem;
    }

    .portfolio-cards{
        grid-template-columns: repeat(8, 1fr);
    }

    .portfolio-card-1{
        grid-column: 1/6;
        grid-row: 1/span 10;
    }

    .portfolio-card-2{
        grid-column: 6/-1;
        grid-row: 2/span 10;
    }

    .portfolio-card-3{
        grid-column: 1/5;
        grid-row: 11/span 10;
    }

    .portfolio-card-4{
        grid-column: 5/-1;
        grid-row: 12/span 10;
    }

    /* .portfolio-card-5{
        grid-column: 4/-1;
        grid-row: 22/span 10;
    }

    .portfolio-card-6{
        grid-column: 1/4;
        grid-row: 21/span 10;
    }  */

    .footer-container{
        padding-block: 5rem;
    } 
}

@media screen and (max-width: 768px) {
    .timeline{
        margin: 10px auto;
    }

    .timeline::after{
        left: 31px;
    }

    .containerTime{
        width: 100%;
        padding-left: 80px;
        padding-right: 25px;
    }

    .text-box{
        font-size: 13px;
    }

    .text-box small{
        margin-bottom: 10px;
    }

    .right-container{
        left: 0;
    }

    .left-container img, .right-container img{
        left: 10px;
    }

    .left-container-arrow, .right-container-arrow{
        border-right: 15px solid var(--white-color);
        border-left: 0;
        left: -15px;
    }
}