/* ==== FONT ====  */
/* === ARIAMLES CSS === */
:root {
    --header-height : 3.5rem;
    /* === COLORS === */
    /* color mode HSL(hue, saturation, lightness) */
    /*
    change favorite color
    Defult: hsl(162, 100%, 40%)  
    Orange: hsl(14, 100%, 65%) - Blue: hsl(210, 100%, 70%)
    Pink: hsl(356, 100%, 75%) - purple: hsl(250%, 100%, 75%)
    */
    --hue: 162;
    --first-color: hsl(var(--hue), 100%, 40%);
    --first-color-alt: hsl(var(--hue), 56%, 35%);
    --title-color: hsl(288, 8%, 95%);
    --text-color: hsl(288, 8%, 65%);
    --body-color: hsl(288, 15%, 20%);
    --container-color: hsl(289, 15%, 15%);
    
    /* ==== Font and typography ==== */
    /* .5rem = 8px | 1rem = 16px ...*/
    --body-font: "Cairo", sans-serif;
    --biggest-font-size: 2rem;
    --bigger-font-size: 1.25rem;
    --h1-font-size: 1.5rem;
    --h2-font-size: 1.25rem;
    --h3-font-size: 1rem;
    --normal-font-size: .930rem;
    --small-font-size: .813rem;
    --smaller-font-size: .75rem;

    /* ==== Font weight ==== */
    --font-regular: 400;
    --font-medium: 500;
    --font-semi-bold: 600;

    /* ==== z index ==== */
    --z-tooltip: 10;
    --z-fixed: 100;
    
    /* ==== Responsive typography ==== */
    @media screen and (min-width: 1152px) {
        :root {
            --biggest-font-size: 4rem;    
            --bigger-font-size: 2rem;
            --h1-font-size: 2.25rem;
            --h2-font-size: 1.5rem;
            --h3-font-size: 1.25rem;
            --normal-font-size: 1rem;
            --small-font-size: .875rem;
            --smaller-font-size: .813rem;
        }
        
    }
}
/* ==== BASE ==== */
*{
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}
html {
    scroll-behavior: smooth;
}
input,
textarea, 
button,
body {
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
}

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

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

h1,h2,h3,h4{
    color: var(--title-color);
    font-weight: var(--font-medium);
}

ul {
    list-style: none;
}

a{
    text-decoration: none;
}
img,svg{
    max-width: 100%;
    height: auto;
}
/* ==== REUSABLE CSS CLASSES ==== */
.container{
    max-width: 1120px;
    margin-inline: 1.5rem;
}
.grid{
    display: grid;
    gap: 1.5rem;
}
.section{
    padding-block: 5rem 2rem;
}
.section__title,
.section__subtitle{
    text-align: center;
    color: var(--title-color);
    font-weight: var(--font-semi-bold);
}
.section__title{
    font-size: var(--h1-font-size);
    margin-bottom: 1.5rem;
}
.section__subtitl{
    font-size: var(--small-font-size);
    margin-bottom: 25rem;
}
.main{
    overflow: hidden; /* For animations ScrollReveal */
}

/* ==== HEADER & NAV ==== */
.header{
    position: fixed;
    width: 100%;
    background-color: var(--container-color);
    top: 0;
    left: 0;
    z-index: var(--z-fixed);
}

.nav{
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav__logo{
    color: var(--title-color);
    font-weight: var(--font-medium);
}
.nav__logo span {
    color: var(--first-color);
}
.nav__toggle,
.nav__close{
    display: flex;
    font-size: 1.25rem;
    color: var(--title-color);
    cursor: pointer;
}
     
    /* Navigation for mobile devices */
@media screen and (max-width: 1023px) {
        .nav__menu{
            position: fixed;
            top: 0;
            right: -100%;
            background-color: hsla(0, 0%, 10%, .3);
            width: 75%;
            height: 100%;
            padding: 4.5rem 0 0 3rem;
            backdrop-filter: blur(24px);
            --webkit-backdrop-filter: blur(24px); /*For safari*/
            transition: right .4s;

    }
}        
.nav__list{
    display: flex;
    flex-direction: column;
    row-gap: 3rem;
}
.nav__link{
    color: var(--title-color);
    font-weight: var(--font-medium);
    transition: color .4s;
}
.nav__link:hover{
    color: var(--first-color);
}
.nav__close{
    position: absolute;
    top: 1rem;
    right: 1.5rem;
}

/* Show menu */
.show-menu{
    right: 0;
}

/* ADD BLUR TO HEADER */
.blur-header {
    background-color: transparent;
}
.blur-header::after{
    content: '';
    position: absolute;
    width: 1000%;
    height: 100%;
    background-color: hsla(0, 0%, 10%, .3);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    top: 0;
    left: 0;
    z-index: -1;
}
/* Active Link  */
.active-link{
    color: var(--first-color);
}
/* ==== HOME ==== */
.home{
    background-color: var(--container-color);
}
.home__container{
    padding-top: 2rem;
    row-gap: 2.5rem;
}
.home__content{
    display: grid;
    row-gap: 2rem;
}
.home__data{
    text-align: center;
}
.home__subtitle,
.home__educati{
    font-size: var(--bigger-font-size);
}
.home__subtitle span,
.home__title,
.about__data span,
.skills__data span,
.section__subtitle span,
.footer__title span {
    color: var(--first-color);
}
.home__title{
    font-size: var(--bigger-font-size);
    font-weight: var(--font-semi-bold);
}
.home__description{
    margin-block: 1rem 1.5rem;;
}
.home__social{
    display: flex;
    justify-content: center;
    column-gap: 1.25rem;
}
.home__social-link{
    display: flex;
    background-color: var(--first-color);
    padding: .5rem;
    color: var(--title-color);
    font-size: 1.5rem;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    transition: trnsform .4s;
}
.home__social-link:hover{
    transform: translateY(-.25rem);
}
.home__image{
    justify-self: center;
}
.home__blob{
    width: 320px;
    fill: var(--first-color);
    filter: drop-shadow(0 12px 12px hsla(var(--hue), 100%, 40%, .2));
}
/* .home__img{
    width: 1007px;
    transform: translateX(-177px);
    height: auto;
} */
.button{
    display: inline-block;
    background-color: var(--first-color);
    padding: 1rem 1.75rem;
    border-radius: .5rem;
    color: var(--title-color);
    font-weight: var(--font-medium);
    transition: box-shadow .4s;
}
.button:hover{
    box-shadow: 0 8px 24px hsla(var(--hue), 100%, 40%, .25);
}

/*  === ABOUT ===  */
.about__container {
    row-gap: 2.5rem;
}
.about__data {
    text-align: center;
}
.about__dedcription {
    margin-bottom: 2rem;
}
.about__image {
    justify-self: center;
}
.about__blob {
    width: 320px;
}
.about__blob path {
    stroke: var(--first-color);
}

/*  === SKILLS ===  */
.skills{
    background-color: var(--container-color);
}
.skills__container{
    padding-bottom: 2rem;
    row-gap: 3.5rem;
}
.skills__data{
    text-align: center;
}
.skills__description{
    margin-bottom: 2rem;
}
.skills_content,
.skills_group{
    display: grid;
}
.skills_content{
    grid-template-columns: repeat(2, max-content);
    column-gap: 4rem;
    justify-content: center;
    align-items: baseline;
}
.skills_group{
    row-gap: 1rem;
    list-style: decimal-leading-zero;
}
.skill__item{
    font-weight: var(--font-medium);
    color: var(--title-color);
}
.skill__item::marker{
    color: var(--first-color);
}

/* === SERVICES === */
.services__container{
    row-gap: 2rem;
    padding-block: 1rem;
}
.services__card{
    text-align: center;
    background-color: var(--container-color);
    padding: 3rem 1.25rem;
    border-radius: 1rem;
    border: 2px solid var(--container-color);
    transition: border .4s;
}
.services__icon{
    display: block;
    font-size: 4rem;
    color: var(--first-color);
    margin-bottom: .75rem;
}
.services__title{
    font-size: var(--h2-font-size);
    margin-bottom: 1.5rem;
}
.services__card:hover{
    border: 2px solid var(--first-color);
}

/* <!-- === PROJECTS === --> */
.projects{
    background-color: var(--container-color);
}
.projects__container{
    row-gap: 2rem;
    justify-content: center;
    padding-block: 1rem;
}
.projects__card{
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
}
.projects__img{
    width: 100%;
    height: 100%;
}
.projects__modal{
    position: absolute;
    left: 0;
    bottom: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, hsla(0, 0%, 0%, 0) 0%, hsla(var(--hue), 70%, 40%, .8));
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(40px);
    border-radius: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: bottom .4s;
}
.projects__subtitle,
.projects__button{
    color: var(--title-color);
    font-size: var(--small-font-size);
}
.projects__subtitle{
    display: block;
    margin-bottom: .25rem;
}
.projects__title{
    font-size: var(--h2-font-size);
    margin-bottom: .75rem;
}
.projects__buttom{
    display: flex;
    align-items: center;
    column-gap: .5rem;
    font-weight: var(--font-medium);
}
.projects__button i{
    font-size: 1.25rem;
}
.projects__card:hover .projects__modal{
    bottom: 0;
}
 /* ==== CONTACT ==== */
.contact__container{
    padding: 1rem;
}
.contact__form,
.contact__group{
    display: grid;
    row-gap: 1rem;
}
.contact__form{
    position: relative;
}
.contact__input{
    padding: 1rem 1.25rem;
    border-radius: .5rem;
    background-color: var(--container-color);
    color: var(--title-color);
}
.contact__input::placeholder{
    color: var(--text-color);
}
.contact__form textarea{
    height: 11rem;
    resize: none;
    margin-bottom: 2rem;
}
.contact__button{
    justify-content: center;
    cursor: pointer;
}
.contact__message{
    position: absolute;
    left: 0;
    bottom: 4.5rem;
    font-size: var(--small-font-size);
    color: var(--title-color);
    
}
/* <!-- ==== FOOTER ==== --> */
.footer{
    background-color: var(--container-color);
    padding-block: 3.5rem 2rem;
}
.footer__container{
    row-gap: 2rem;
    text-align: center;
}
.footer__title{
    font-size: var(--h1-font-size);
    font-weight: var(--font-semi-bold);
    margin-bottom: .25rem;
}
.footer__social{
    display: flex;
    justify-content: center;
    column-gap: 1.25rem;
}
.footer__social-link{
    display: flex;
    background-color: var(--first-color-alt);
    padding: .5rem;
    color: var(--title-color);
    font-size: 1.5rem;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    transition: transform .4s;
}
.footer__social-link:hover{
    transform: translateY(-.25rem);
}
.footer__copy{
    font-size: var(--smaller-font-size);
    margin-top: 2rem;
}
/* <!-- ==== SCROLL BAR ==== --> */
::-webkit-scrollbar{
    width: .6rem;
    border-radius: .5rem;
    background-color: hsl(228, 12%, 25%);
}
::-webkit-scrollbar-thumb{
    background-color: hsl(228, 8%, 35%);
    border-radius: .5rem;
}
::-webkit-scrollbar-thumb:hover{
    background-color: hsl(228, 8%, 45%);
}

/* <!-- ==== SCROLL UP ==== --> */
.scrollup{
    position: fixed;
    right: 1rem;
    bottom: -50%;
    background-color: var(--body-color);
    padding: 6px;
    display: inline-flex;
    border-radius: .25rem;
    color: var(--first-color);
    font-size: 1.25rem;
    box-shadow: 0 4px 12px hsla(288, 15%, 8%, .4);
    z-index: var(--z-tooltip);
    transition: bottom .4s, transform .4s;
}
.scrollup:hover{
    transform: translateY(-.25rem);
}
.show-scroll{
    bottom: 3rem;
}
/* === BREAKPOINTS === */
/* For small devices */
@media screen and (max-width: 320px) {
    .container{
        margin-inline: 1rem;
    }

    .skills_content{
        grid-template-columns: max-content;
        row-gap: 1rem;
    }
    .services__card{
        padding-block: 1.5rem;
    }
}

/* For medium devices */
@media screen and (min-width: 576px){
    .home__container,
    .about__container,
    .skills__container,
    .services__container,
    .projects__container,
    .contact__container{
        grid-template-columns: 360px;
        justify-content: center;
    }
}
@media screen and (min-width: 768px){
    .nav__menu{
        width: 55%;
    }
    .home__container,
    .about__container,
    .skills__container{
        grid-template-columns: repeat(2,1fr);
        align-items: center;
    }
    .home__data,
    .about__data,
    .skills__data,
    :is(.about__data, .skills__data) :is(.section__subtitle, .section__title){
        text-align: initial;
    }
    .home__social{
        justify-content: initial;
    }
    .home__blob,
    .about__blob{
        width: 400px;
    }
    .about__data{
        order: 1;
    }
    .services__container,
    .projects__container{
        grid-template-columns: repeat(2, 352px);
    }
}
/* For large devices */
@media screen and (min-width: 1023px){
    .section{
        padding-block: 7rem 2rem;
    }
    .nav{
        height: calc(var(--header-height) + 1.5rem);
    }
    .nav__close,
    .nav__toggle{
        display: none;
    }
    .nav__list{
        flex-direction: row;
        column-gap: 3rem;
    }
    .nav__menu{
        width: initial;
    }
    .blur-header::after{
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px); /* For safari */
    }
}
@media screen and (min-width: 1152px){
    .container{
        margin-inline: auto;
    }
    .home__container{
        grid-template-columns: 455px 559px;
        column-gap: 7rem;
        padding-block: 2rem 3rem;
    }
    .home__blob{
        width: 550px;
    }
    .home__content{
        row-gap: 4.5rem;
    }
    .home__description{
        margin-block: 1.5rem 2.5rem;
    }
    .home__social{
        column-gap: 1.5rem;
    }
    .about__container{
        grid-template-columns: 550px 460px;
        columns: 4.5rem;
        padding-bottom: 1rem;
    }
    .about__blob{
        width: 550px;
    }
    .skills__container{
        grid-template-columns: 340px 425px;
        columns: 10rem;
        padding-bottom: 4rem;
    }
    .about__dedcription{
        margin-bottom: 3rem;
    }
    .skills_content{
        column-gap: 8rem;
    }
    .skills_group{
        row-gap: 1.5rem;
    }
    .skill__item{
        font-size: var(--h3-font-size);
    }
    .services__container{
        grid-template-columns: repeat(3, 353px);
        padding-block: 2.5rem 4rem;
    }
    .services__card{
        padding: 3.5rem 2rem;
    }
    .projects__container{
        grid-template-columns: repeat(3, 350px);
        row-gap: 3rem;
        padding-block: 2.5rem 4rem;
    }
    .projects__button{
        font-size: var(--normal-font-size);
    }
    .contact__container{
        grid-template-columns: 680px;
        padding-block: 2.5rem 2rem;
    }
    .contact__form{
        row-gap: 1.5rem;
    }
    .contact__group{
        grid-template-columns: repeat(2,1fr);
        column-gap: 1.5rem;
    }
    .contact__form textarea {
        height: 20rem;
    }
    .footer{
        padding-block: 4.5rem 4rem;
    }
    .footer__container{
        grid-template-columns: repeat(3, 1fr);
        align-items: center;
        text-align: initial;
    }
    .footer__title{
        font-size: var(--bigger-font-size);
    }
    .footer__social{
        column-gap: 1.5rem;
    }
    .footer__copy{
        margin: 0;
        justify-self: flex-end;
    }
    .scrollup{
        right: 3rem;
    }
}