@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300..700&display=swap');

/* VARIABLES CSS */

:root{
    --first-hue :260;
    --second-hue:216;
    --first-color:hsl(var(--first-hue),91%,64%);
    --first-color-dark:hsl(var(--first-hue),62%,20%);
    --title-color:hsl(var(--second-hue),8%,85%);
    --text-color:hsl(var(--second-hue),8%,75%);
    --body-color:hsl(var(--first-hue),28%,12%);
    --container-color:hsl(var(--first-hue),28%,15%);
    --white-color:hsl(var(--second-hue),8%,100%);

    --first-gradient: linear-gradient(
        150deg,
        var(--first-color) 0%,
        var(--white-color) 100%
    );
    
    --second-gradient: linear-gradient(
        260deg,
        var(--first-color-dark) 0%,
        var(--first-color) 100%
    );

    --body-font : 'Space Grotesk',sans-serif;
    
    /* font sizes */

    --big-font-size : 8rem;
    --h1-font-size : 3.75rem;
    --h2-font-size : 3rem;
    --h3-font-size : 1.5rem;
    --larger-font-size : 1.25rem;
    --large-font-size : 1.125rem;
    --normal-font-size : 1rem;
    --small-font-size : 0.875rem;

    /* font weight */
    --font-medium: 500;
    --font-semii-bold: 600;
    --font-bold: 700;
}

/* responsive */

@media screen and (max-width:1208px) {
:root{
    --big-font-size : 6.25rem;
    --h1-font-size : 2.75rem;
    --h2-font-size : 2rem;
    --h3-font-size : 1.25rem;
    --larger-font-size : 1.125rem;
    --large-font-size : 1rem;
    --normal-font-size : .938rem;
    --small-font-size : 0.813rem;
}
}

/* base */

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

html{
    scroll-behavior: smooth;
}

body,
button,
input,
textarea{
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
}

body{
    background: var(--body-color);
    color: var(--text-color);
}

h1,
h2,
h3{
    color: var(--title-color);
    font-weight: var(--font-bold);
    line-height: 1.2;
}

p{
    line-height: 1.75;
}

ul{
    list-style: none;
}

a{
    text-decoration: none;
}

button,
input,
textarea{
    border: none;
    outline: none;
    background: transparent;
}

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

/* variables dark theme */
.light-theme{
    --title-color:hsl(var(--second-hue),8%,16%);
    --text-color:hsl(var(--second-hue),8%,28%);
    --body-color:hsl(var(--first-hue),8%,99%);
    --container-color:hsl(var(--first-hue),8%,95%);

    --first-gradient: linear-gradient(
        150deg,
        var(--first-color-dark) 0%,
        var(--first-color) 100%
    );
}

/* color changes in some parts of the website, in light theme */

.light-theme .scroll-header{
    box-shadow: 0 4px 4px hsl(var(--first-hue),0%,4%,0.1);
}

.light-theme .nav-menu{
    background-color: hsl(var(--first-hue),0%,96%,0.4);
}

.light-theme .text-gradient{
    -webkit-text-fill-color: hsla(var(--second-hue), 92%, 15%, 0.2);
}

/* reusable css classes */

.section{
    padding-top: 6rem 4rem;
}

.button{
    display: inline-flex;
    background: var(--second-gradient);
    color: var(--white-color);
    padding: 1.25rem 2rem;
    border-radius: .5rem;
    font-weight: var(--font-semii-bold);
    transition: background 0.3s;

}

.button:hover{
    background: linear-gradient(
        260deg,
        var(--first-color) 0%,
        var(--first-color-dark) 100%
    ); ;
}

.section-title{
    text-align: center;
    font-size: var(--h1-font-size);
    margin-bottom: 4.25rem;
}

/* layout */

.container{
    max-width: 1320px;
    margin-inline:auto;
    padding-inline: 1.25rem;
}

.grid{
    display: grid;
}



/* header-nav */

.header{
    background: transparent;
    position:fixed;
    inset: 0 0 auto;
    z-index: 1000;
}

.nav,
.nav-list,
.nav-btns{
    display: flex;
}

.nav{
    align-items: center;
    justify-content: space-between;
    column-gap: 3rem;
    height: 4.5rem;
}

.nav-logo,
.nav-link,
.change-theme{
    color: var(--title-color);
}

.nav-logo{
    font-size: var(--h3-font-size);
    font-weight: var(--font-bold);
}

.nav-menu{
    margin-left: auto;
}

.nav-list{
    column-gap: 2.75rem;
}

.nav-link{
    font-weight: var(--font-medium);
    transition: color 0.3s;
}

.nav-link:hover{
    color: var(--first-color);
}

.change-theme{
    font-size: 1.25rem;
    cursor: pointer;
}

.nav-btns{
    align-items: center;
    column-gap: 1rem;
}

.nav-close,
.nav-toogle{
    display: none;
}

/* active link */
.active-link{
    color: var(--first-color);
}

/* change background header */
.scroll-header{
    background-color: var(--body-color);
    box-shadow: 0 4px 4px hsl(var(--first-hue),0%,4%,0.2);
}

/* home */

.home-container{
    grid-template-columns: 1fr repeat(2,max-content);
    align-items: center;
    column-gap: 3rem;
    padding-top: 6rem;
}

.home-title{
    font-size: var(--big-font-size);
    line-height: 1;
    margin-bottom: 2rem;
}

.home-job{
    font-size: var(--h2-font-size);
    font-weight: var(--font-semii-bold);
 
}

.home-description{
    font-size: var(--large-font-size);
    margin-block: 1.5rem 2rem;
}

.home-image-wrapper{
    font-size: clamp(0.875rem, 0.3338rem + 2.4742vw, 2.375rem);    
    background: var(--second-gradient);
    border-radius:18% 82% 18% 82% / 62% 56% 44% 38%  ;
    overflow: hidden;
}

.home-social{
    row-gap: 1rem;
}

.home-social-link{
    color: var(--title-color);
    font-size: var(--larger-font-size);
    transition: color 0.3s;
}

.home-social-link:hover{
    color: var(--first-color);
}

/* about */

.about-container{
    grid-template-columns: 3fr 6fr 2fr;
    align-items: center;
    column-gap: 4rem;
}

.about-experience{
    width: 200px;
    height: 420px;
    background: var(--second-gradient);
    border-radius: 1rem;
    display: grid;
    place-content: center;
}

.about-no,
.about-title{
    color: var(--white-color);
}

.about-no{
    font-size: 7.5rem;
    font-weight: var(--font-bold);
    line-height: 1;
    margin-bottom:0.25rem ;
}

.about-title{
    font-size: var(--large-font-size);
    text-align: center;
}

.about-description{
    font-size: var(--h2-font-size);
    margin-bottom: 2rem;
}

.text-gradient{
    -webkit-text-fill-color: hsla(var(--second-hue), 28%, 85%, 0.2);
    background:var(--first-gradient);
    background-clip: text;
    background-size: 0% 100%;
    background-repeat: no-repeat;
}

.about-data{
    row-gap: 2rem;
}

.about-item-no{
    font-size: var(--h2-font-size);
    margin-bottom: 0.125rem;
}

/* services */

.services-container{
    grid-template-columns: repeat(3,1fr);
    gap: 1.75rem;
}

.services-card{
    background: var(--container-color);
    padding: 2rem;
    border-radius: 1rem;
    transition: background 0.3s;
}

.services-card:hover{
    background: var(--second-gradient);
}

.services-no{
    color: var(--title-color);
    font-size: var(--h1-font-size);
    font-weight: var(--font-bold);
}

.services-title{
    font-size: var(--h3-font-size);
    margin-block: 1.25rem 0.75rem;    
}

.services-descriptiion{
    font-size: var(--large-font-size);
}

.services-card:hover:is(.services-no,.section-title,.services-descriptiion){
    color: var(--white-color);
}

/* skills */

.skills-container{
    grid-template-columns: repeat(2,max-content);
    justify-content: center;
    gap: 10rem;
}

.skills-title{
    text-align: center;
    font-size: var(--h3-font-size);
    margin-bottom: 3rem;
}

.skills-items{
    grid-template-columns: repeat(3,1fr);
    gap: 4rem;
}

.skills-data{
    text-align: center;
}

.skills-blob{
    width: 90px;
    height: 110px;
    background-color: var(--container-color);
    border-radius: 3rem;
    display: grid;
    place-items: center;
    margin-inline:auto;
}

.skills-image{
    width: 40px;
}

.skills-name{
    font-size: var(--large-font-size);
    margin-block: 1rem 0.25rem;
}

.skills-level{
    font-size: var(--small-font-size);
}

/* resume */

.resume-container{
    grid-template-columns: 0.7fr;
    justify-content: center;
    row-gap: 3rem;
}

.resume-item{
    grid-template-columns: repeat(2,1fr);
    column-gap: 4rem;
}

.resume-right{
    order: 2;
}

.resume-left{
    text-align: right;
}

.resume-icon{
    color: var(--title-color);
    font-size: 2.75rem;
}

.resume-title{
    font-size: var(--larger-font-size);
    margin-block: 0.75rem;
}

.resume-duration{
    font-size: var(--small-font-size);
}

.resume-container{
    position: relative;
}

.resume-item{
    position: relative;
}

.resume-container::after{
    content: '';
    position: absolute;
    top: 20.75rem;
    left: 50%;
    transform: translateY(-50%);
    background-color: var(--title-color);
}

.resume-item::after{
    content: '';
    position: absolute;
    top: 0.75rem;
    left: 50%;
    transform: translateY(-50%);
    background-color: var(--title-color);
}

.resume-container::after{
    width: 2px;
    height: 100%;
}

.resume-item::after{
    width: 24px;
    height: 4px;
}

/* portfolio */

.work-list{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem 2.5rem;
    margin-bottom: 3.5rem;
}

.work-item{
    color: var(--title-color);
    font-weight: var(--font-semii-bold);
    cursor: pointer;
    position: relative;
    padding-bottom: 0.5rem;
    transition: color 0.3s;
}

.work-item:hover{
    color: var(--first-color);
}

.active-work:hover{
    color: var(--first-color);
}

.work-item::before{
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--first-color);
    transition: width 0.3s;
}

.active-work::before{
    width: 60%;
}

.work-container {
    grid-template-columns: repeat(3,1fr);
    gap: 1.75rem;
}

.work-card{
    background-color: var(--container-color);
    padding: 2rem;
    border-radius: 1rem;
}

.work-img{
    height: 240px;
    width: 100%;
    object-fit: cover;
    border-radius: inherit;
    margin-bottom: 1.5rem;
}

.work-category{
    color: var(--first-color);
    font-size: var(--small-font-size);
    font-weight: var(--font-medium);
}

.work-title{
    font-size: var(--h3-font-size);
    margin-block: 0.75rem 1.75rem;
}

.work-description{
    min-height: 125px;
}

.work-link{
    display: inline-flex;
    align-items: center;
    column-gap: 0.75rem;
    color: var(--title-color);
    font-weight: var(--font-semii-bold);
}

.work-icon{
    color: var(--first-color);
    font-size: 1.25rem;
    transition: transform 0.3s;
}

.work-link:hover .work-icon{
    transform: translateX(0.25rem);
}

/* contact */

.contact{
    padding-bottom: 2rem;
}

.contact-container{
    grid-template-columns: 5.5fr 6.5fr;
    column-gap: 2rem;
}

.contact-section-title{
    text-align: left;
}

.contact-data{
    row-gap: 2rem;
}

.contact-item{
    display: grid;
    grid-template-columns: max-content 1fr;
    align-items: center;
    column-gap: 1.5rem;
}

.contact-icon{
    width: 68px;
    aspect-ratio: 1/1;
    background: var(--second-gradient);
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--white-color);
    font-size: 2rem;
}

.contact-title{
    font-size: var(--larger-font-size);
    margin-bottom: 0.25rem;
}

.contact-form{
    row-gap: 3rem;
    margin-top: 1rem;
    position: relative;
}

.contact-form-div{
    display: grid;
    row-gap: 0.75rem;
}

.contact-label{
    color: var(--title-color);
    font-size: var(--large-font-size);
    font-weight: var(--font-semii-bold);
}

.contact-input{
    color: var(--title-color);
    border-bottom: 3px solid var(--title-color);
    padding-inline: 0.25rem;
    height: 50px;
}

.contact-area{
    resize: none;
    height: 200px;
}

.contact-button{
    justify-self: start;
    margin-top: 1rem;
}

.contact-message{
    position: relative;
    bottom: 5.5rem;
    left: 0;
    color: var(--title-color);
    font-size: var(--small-font-size);
    font-weight: var(--font-medium);
}

/* footer */

.footer{
    background-color: var(--container-color);
    padding-block: 2rem;
}

.footer-container{
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-social{
    display: flex;
    column-gap: 1rem;
}

.footer-link{
    color: var(--title-color);
    font-size: var(--large-font-size);
    transition: color 0.3s;
}

.footer-link:hover{
    color: var(--first-color);
}

.footer-copyright{
    font-weight: var(--font-semii-bold);
}

.footer-copyright span{
    color: var(--first-color);
}


/* BREAKPOİNTS */

/* for large devices */
@media screen and (max-width:1208px) {
    .home-social-link{
        font-size: var(--large-font-size);
    }

    .about-container{
        column-gap: 3rem;
    }

    .about-experience{
        width: 260px;
        height: 400px;
    }

    .about-no{
        font-size: 6.5rem;
    }

    .services-container,
    .work-container {
        gap: 1.5rem;
    }

    .skills-container{
        column-gap: 6rem;
    }

    .skills-items{
        gap: 2.75rem 3rem;
    }

    .resume-container{
        grid-template-columns: .8fr;
    }

    .contact-icon{
        width: 58px;
        font-size: 1.75rem;
    }    
}

@media screen and (max-width:1024px){
    .nav{
        height: 3.75rem;
    }

    .nav-toogle,
    .nav-close{
        display: flex;
        color: var(--title-color);
        font-size: 1.25rem;
        cursor: pointer;
    }

    .nav-menu{
        position: fixed;
        top: 0;
        right: -100%;
        background-color: hsl(var(--first-hue),0%,4%,0.4);
        width: 55%;
        height: 100%;
        padding: 5rem 0 0 3rem;
        backdrop-filter: blur(24px);
        transition: right 0.3s;
    }

    .show-menu{
        right: 0;


    }

    .nav-list{
        flex-direction: column;
        row-gap: 3rem;
    }

    .nav-close{
        position: absolute;
        top: 1rem;
        right: 1.5rem;
    }

    .section{
        padding-block: 5rem 2rem;
    }

    .home-container{
        grid-template-columns: max-content 1fr;
        gap: 2rem 4rem;
        padding-top: 2rem;
    }

    .home-image-wrapper{
        order: 2;
    }

    .home-data {
        order: 3;
        grid-column: 1/3;
    }

    .home-title{
        font-size: 3.5rem;
        margin-bottom: 1rem;
    }

    .home-job{
        font-size: 1.75rem;
    }

    .home-description{
        font-size: var(--large-font-size);
    }

    .about-container,
    .resume-container{
        grid-template-columns: 1fr;
        row-gap: 2rem;
    }

    .services-container,
    .work-container{
        grid-template-columns: repeat(2,1fr);
    }

    .skills-container{
        grid-template-columns: initial;
        row-gap: 3.5rem;
    }

    .skills-items{
        row-gap: 2.5rem ;
    }

    .resume-item{
        column-gap: 3rem;
    }

    .contact{
        padding-bottom: 5rem;
    }

    .contact-container{
        grid-template-columns: 620px;
        justify-content: center;
        row-gap: 2rem;
    }

    .contact-section-title{
        text-align: center;
    }

    .contact-form{
        margin-top: 0;
    }

    .footer-container{
        flex-direction: column;
        row-gap: 0.75rem;
    }
}

/* for medium devices */

@media screen and (max-width:768px){

    .nav-menu{
        width: 75%;
    }

    .home-container{
        column-gap: 3rem;
    }

    .section-title{
        margin-bottom: 3.5rem;
    }

    .services-container,
    .work-container{
        grid-template-columns: 405px;
        justify-content: center;
    }

    .skills-blob{
        width: 80px;
        height: 110px;
    }

    .resume-container::after,
    .resume-item::after{
        all: unset;
    }

    .resume-item,
    .contact-container{
        grid-template-columns: 1fr;
    }

    .resume-item{
        row-gap: 0.25rem;
    }

    .resume-right{
        order: initial;
    }

    .resume-left{
        text-align: left;
    }
}

@media screen and (max-width:576px){
    .home-container{
        column-gap: 1.75rem;
    }
}

/* for small devices */

@media screen and (max-width:468px){
    .container{
        padding-inline: 1rem;
    }

    .services-container,
    .work-container{
        grid-template-columns: 1fr
    }

    .services-card,
    .work-card{
        padding: 1.75rem;
    }

    .skills-items{
        grid-template-columns: repeat(2,1fr);
    }


}