*,
*::before,
*::after{
    box-sizing: border-box;
}
:root{
    --ff-primary:"Lora", serif;
    --ff-secondary:"Roboto Slab", serif;

    --fw-reg:300;
    --fw-bold:900;

    --clr-light:#fff;
    --clr-dark:#303030;
    --clr-accent:#43d9e4;

    --fs-h1:3rem;
    --fs-h2:2.25rem;
    --fs-h3:1.5rem;
    --fs-body:1.25rem;

    --bs:0.25em 0.25em 0.75em rgba(0,0,25),
         0.125em 1.125em 0.25em rgba(0,0,0,.125);
}

@media (min-width:800px){
    :root{
        --fs-h1:4.5rem;
        --fs-h2:3.75rem;
        --fs-h3:1.5rem;
        --fs-body:1.125rem;
    }
}

html{
    scroll-behavior: smooth;
    margin:0px;
}

/*General styles*/
body{
    white-space: normal;
    background-color: var(--clr-light);
    color:var(--clr-dark);
    margin:0px;
    font-family : var(--ff-primary);
    font-size:var(--fs-body);
    line-height:1.6;
    width :100%;
}

section{
    padding: 5em 2em;
}

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

strong {font-weight:var(--fw-bold)}

:focus{
    outline:3px solid var(--clr-accent);
    outline-offset: 3px;
}

.btn{
    display: inline-block;
    padding:.5em 2.5em;
    background: var(--clr-accent);
    color:var(--clr-dark);
    text-decoration : none;
    cursor:pointer;
    font-size: .8rem;
    text-transform:uppercase;
    letter-spacing: 2px;
    font-weight: var(--fw-bold);
    transition:transform 200ms ease-in-out;
}

.btn:hover{
    transform:scale(1.1);
}

h1,h2,h3{
    line-height: 1;
    margin-bottom:0;
}
h1{
    font-size:var(--fs-h1)
}
h2{
    font-size:var(--fs-h2)
}
h3{
    font-size:var(--fs-h3)
}

.section__title{
    margin-bottom: .25rem;
}

.section__title--intro{
    font-weight:var(--fw-reg);
}

.section__title--intro strong{
    display: block;
}

.section__subtitle{
    margin:0;
    font-size:var(--fs-h3);
}

.section__subtitle--intro,
.section__subtitle--about{
    background: var(--clr-accent);
    padding: .25em 1em;
    font-family: var(--ff-secondary);
    margin-bottom:1em
}

header{
    display: flex;
    justify-content: space-between;
    padding: 1em;
}

.logo{
    max-width: 100px;
}

.nav{
    position:fixed;
    background:var(--clr-dark);
    color:var(--clr-light);
    top:0;
    bottom:0;
    left:0;
    right:0;
    z-index:100;

    transform: translateX(100%);
    transition : transform 250ms cubic-bezier(.5,0,.5,1);
}

.nav__list{ 
    list-style:none;
    display:flex;
    height:100%;
    flex-direction: column;
    justify-content:space-evenly;
    align-items:center;
    margin:0;
    padding:0;
}

.nav__link{
    color:inherit;
    font-weight: var(--fw-bold);
    font-size:var(--fs-h3);
    text-decoration:none;
}

.nav__link:hover{
    color:var(--clr-accent);
}

.nav-toggle{
    padding:.5em;
    background:transparent;
    border:0;
    cursor:pointer;
    position:relative;
    right:1em;
    top: 1em;
    z-index: 1000;
}

.nav-open .nav{
    transform: translateX(0);
}

.nav-open .nav-toggle{
    position:fixed; 
}

.nav-open .hamburger{
    transform:rotate(.625turn);
    background-color: var(--clr-accent);
}

.nav-open .hamburger:before{
    transform : rotate(90deg) translateX(-6px);
    background-color: var(--clr-accent);
}

.nav-open .hamburger:after{
    opacity:0;
}

.hamburger{
    display: block;
    position:relative;
}

.hamburger,
.hamburger::before,
.hamburger::after{
    background: black;
    width:4em;
    height: 7px;
    border-radius: 1em;
    transition:transform 250ms ease-in-out;
}


.hamburger::before,
.hamburger::after{
    content:'';
    position: absolute;
    left:0;
    right:0;
}

.hamburger::before{
    top:10px;
}

.hamburger::after{
    bottom:10px;
}

.intro{
    position: relative;
    margin: auto;
}

.intro__img{
    box-shadow:var(--bs);
}

.section__subtitle--intro{
    display: inline-block;
}

@media (min-width:600px){
    .body{
        white-space: normal;
    }

    .intro{
        display: grid;
        width:min-content;  
        margin:0 auto;
        grid-column-gap: 1em;
        grid-template-areas: 
        "img title" "img subtitle";
        grid-template-columns: min-content max-content;
    }

    .intro__img{
        grid-area : img;
        min-width : 350px;
        min-height: 350px;
        position : relative;
        z-index: 2;
    }

    .section__subtitle--intro{
        align-self:start;
        grid-column:-1 / 1;
        grid-row:2;
        text-align:right;
        position:relative;
        left: -1.5em;
        width : calc(100% + 1.53em);
        margin-left: .5em;
    }
}

.my-services{
    background-color: var(--clr-dark);
    background-image: url(/img/dark-wallpapers.webp);
    color: var(--clr-light);
    background-size: cover;
    color : var(--clr-light);
    text-align: center;
}

.section__title--services{
    color:var(--clr-accent);
    position:relative;
}

.section__title--services::after{
    content:'';
    display: block;
    width:3em;
    height : 1px;
    margin:0.5em auto 1em;
    background:var(--clr-light);
    opacity: 2.5;
}
.services{
    margin-bottom:4em;
}

.service{
    max-width: 500px;
    margin : 0 auto;
    font-size: 1.5rem;
}

.service h3{
    font-size: 1.75rem;
}

@media (min-width:800px){
    .services{
        font-size: 1rem;
        display:flex;
        max-width:1000px;
        margin-left:auto;
        margin-right: auto;
    }

    .service + .service{
        margin-left:2em;
    }
}  

.about-me{
    max-width: 1000px;
    margin: 0 auto;
    font-size: 1.25rem;
}

.about-me__img{
    box-shadow : var(--bs);
    max-height:500px;
    max-width: 800px;
}

@media only screen and (min-width:800px){
    .about-me{
        display: grid;
        grid-template-columns: 1fr 200px;
        grid-template-areas:
            "title img"
            "subtitle img"
            "text img"
    }

    .section__title--about{
        grid-area: title;
    }

    .section__subtitle--about{
        grid-column:1/-1;
        grid-row:2;
        height: fit-content;
        position: relative; 
        left:-1em;
        width: calc(100%+10em);
        padding-left: 1em;
        padding-right:0;
        padding-right: calc(200px+2em);
    }

    .about-me__img{
        grid-area:img;
        position:relative;
        z-index: 2;  
    }

    .footer{
        width:100vw;
    }
}

.my-work{
    background-color: var(--clr-dark);
    color:var(--clr-light);
    text-align:center;
    width:100%;
}

.section__subtitle--work{
    color:var(--clr-accent);
    font-weight: var(--fw-bold);
    margin-bottom: 2em;
}

.portfolio__item{
    max-height: 400px;
    margin-left:2em;
    margin-bottom: 1em;
    max-width: 500px;
    display: flex;
    overflow: hidden;
}

/*overflow causing slow motion on swiping*/
@media only screen and (max-width:540px){
    body{
        white-space: normal;
        overflow-x: hidden;
        overflow-y: scroll;
    }

    .about-me__img{
        width:300px;
        max-width:500px;
    }

    .portfolio__img{
        width: 250px;
        max-width: 350px;
    }
}

@media only screen and (min-width:550px){
    .portfolio__img{
        width: 400px; 
        max-width: 500px;
        max-height: 500px;
    }
}


.portfolio{
    display: grid;
    grid-template-columns:repeat(auto-fit,minmax(500px,1fr));
}

.portfolio__img{
    display: flex;
    transition : transform 750ms cubic-bezier(.5,0,.5,1),
    opacity 250ms linear;
}

.portfolio__item:focus{
    position: relative;
    z-index: 2;
}

.portfolio__img:hover,
.portfolio__item:focus .portfolio__img{
    transform : scale(1.2);
    opacity: .5;
}

footer{
    background:#111;
    color:var(--clr-accent);
    
    text-align: center;
    padding:2.5em 0;
    font-size:var(--fs-h3);
}

.footer a{
    color:inherit;
    text-decoration: none;
}

.footer__link{
    font-weight:var(--fw-bold);
}
 
.footer__link:hover,
.social-list__link:hover{
    opacity:.7;
}

.footer__link:hover{
    text-decoration:underline;
}

.social-list{
    list-style:none;
    display:flex;
    justify-content: center;
    margin:2em 0 0;
    padding:0;
}

.social-list__item{
    margin: 0.5em;
}

.social-list__link{
    padding:0 .5em;
}

.my-services, .about-me, .my-work, footer{
    width: 100vw;
}