@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,200;0,300;0,400;0,600;0,700;0,800;0,900;1,500&display=swap');
@import url("https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.min.css");

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: 'Poppins' ,sans-serif;
}

:root{
    --bg-color:#081b29;
    --second-bg-color:#112e42;
    --text-color:#ededed;
    --main-color:#00abf0;
}

html{
    font-size: 62.5%;
    overflow-x: hidden;
}

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

p{
    line-height: 3rem;
}


.header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 9%;
    background: var(--main-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index:100;
}

.header.sticky{
    background: var(--main-color);
    transition: .5s;
    opacity: 1;
}

.logo{
    position: relative;
    font-size: 2.5rem;
    color: var(--text-color);
    font-weight: 600;
}

.navbar{
    position: relative;
}

.navbar a{
    font-size: 1.7rem;
    color: var(--text-color);
    font-weight: 500;
    margin-left: 3.5rem;
    transition: .3s;
}

.navbar a:hover,
.navbar a.active{
    color: var(--bg-color);
} 


#menu-icon{
    position: relative;
    font-size: 3.6rem;
    color:var(--text-color);
    cursor: pointer;
    display: none;
}

section{
    min-height: 100vh;
    padding: 10rem 9% 2rem;
}

.home{
     display: flex;
     align-items: center;
     padding: 0 9%;
     background: url("./images/NXS1.jpg");
     background-size: cover;
     background-position: center;
}

.home-content{
    max-width: 60rem;
    z-index:99 ;
}

.home-content h1{
    position: relative;
    display: inline-block;
    font-size: 5.6rem;
    font-weight: 700;
    line-height: 1.3;
}

.home-content h1 span{
    color: var(--text-color);
}

.home-content .text-animate{
    position: relative;
    width: 32.8rem;
}

.home-content .text-animate h3{
    font-size: 3.2rem;
    font-weight: 700;
    color: transparent;
    -webkit-text-stroke: .7px var(--main-color);
    background-image: linear-gradient(var(--main-color),var(--main-color));
    background-repeat: no-repeat;
    -webkit-background-clip: text;
    background-position: -33rem 0;
}

.home.show-animate .home-content .text-animate h3{
    animation: homeBgText 6s linear infinite;
    animation-delay: 2s;
}

.home-content .text-animate h3::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    border-right:2px solid var(--main-color) ;
    z-index: -1;
    animation: homeCursorText 6s linear infinite;
    animation-delay: 2s;  
}

.home.show-animate .home-content .text-animate h3::before{
    animation: homeCursorText 6s linear infinite;
    animation-delay: 2s;
}

.home-content p{
    position: relative;
    font-size: 1.6rem;
    margin: 2rem 0 4rem;
}

.btn-box{
    position: relative;
    display: flex;
    justify-content: space-between;
    width: 34.5rem;
    height: 5rem;
}

.btn-box .btn{
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 15rem;
    height: 100%;
    background: var(--main-color);
    border: .2rem solid var(--main-color);
    border-radius:.8rem;
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: .1rem;
    color: var(--bg-color);
    z-index: 1;
    overflow: hidden;
    transition:.5s ;
}

.btn-box .btn:hover{
    color: var(--main-color); 
}

.btn-box .btn:nth-child(2){
    background: transparent;
    color: var(--main-color);
}

.btn-box .btn:nth-child(2):hover{
    color: var(--bg-color);
}

.btn-box .btn:nth-child(2)::before{
    background: var(--main-color);

}

.btn-box .btn::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background:var(--bg-color);
    z-index:-1 ;
    transition: .5s;
}

.btn-box .btn:hover::before{
    width: 100% ;
}

.home-sci{
    position: absolute;
    bottom: 4rem;
    width: 170px;
    display: flex;
    justify-content: space-between;
}

.home-sci a{
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: .2rem solid var(--main-color);
    border-radius: 50%;
    font-size: 25px;
    padding: 2rem 2rem 2rem 2rem;
    margin-right: 3rem;
    color: var(--main-color);
    z-index: 1;
    overflow: hidden;
    transition: .5s;
}



.home-sci a:hover{
    color: var(--bg-color);
}

.home-sci a::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--main-color);
    z-index: -1;
    transition: .5s;
}

.home-sci a:hover:before{
    width: 100%;
}

.home-imgHover{
    position: absolute;
    top: 0;
    right: 0;
    width: 45%;
    height: 100%;
    background: transparent;
    transition: 3s;
}

.home-imgHover:hover{
    background-color: var(--bg-color);
    opacity: .4;
}


/* about section css */


.about{
    position:relative;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 2rem;
    background: var(--second-bg-color);
    padding-bottom: 6rem;
}

.heading{

    font-size: 5rem;
    margin-bottom: 3rem;
    text-align: center;
}

span{
    color: var(--main-color);
}

.about-img{
    position: relative;
    width: 25rem;
    height: 25rem;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-img img{
    width: 90%;
    border-radius: 50%;
    border: .2rem solid var(--main-color);
}

.about-img .circle-spin{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border-top: .2rem solid var(--second-bg-color);
    border-bottom: .2rem solid var(--second-bg-color);  
    border-left: .2rem solid var(--main-color);  
    border-right: .2rem solid var(--main-color);
    animation: aboutSpinner 8s linear infinite;  
}

.about-content{
    position: relative;
    text-align: center;
}

.about-content h3{
    position: relative;
    font-size: 2.6rem;
} 

.about-content p{
    position: relative;
    font-size: 1.8rem;
    margin: 2rem 0 3rem;
    text-align: left;
}


.btn-box.btns{
    display: inline-block;
    width: 15rem;
}

.btn-box.btns a::before{
    background: var(--second-bg-color);
}


/* education section CSS */

.education{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: auto;
    padding-bottom: 5rem;
}

.education .education-row{
    display: flex;
    flex-wrap: wrap;
    gap: 5rem;
}

.education-row .education-column{
    flex: 1 1 40rem;
}

.education-column .title{
    font-size: 2.5rem;
    margin: 0 0 1.5rem 2rem;
}

.education-column .education-box{
    border-left: .2rem solid var(--main-color);
}

.education-box .education-content{
    padding-left: 2rem;
}

.education-box .education-content::before{
    content: '';
    position: absolute;
    top: 0;
    left: -1.1rem;
    width: 2rem;
    height: 2rem;
    background: var(--main-color);
    border-radius: 50%;

}

.education-content .content{
    position: relative;
    padding: 1.5rem;
    border: .2rem solid var(--main-color);
    border-radius: .6rem;
    margin-bottom: 2rem;
}

.education-content .content::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--second-bg-color);
    z-index: -1;
    transition: .5s;
}

.education-content .content:hover::before{
    width: 100%;
}

.education-content .content .year{
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--main-color);
    padding-bottom: .5rem;
}

.education-content .content .year i{
    padding-right:.5rem ;
}

.education-content .content h3{
    font-size: 2rem;
}

.education-content .content p{
    font-size: 1.6rem;
    padding-top: .5rem;
}

/* skills section CSS */

.skills{
    min-height: auto;
    padding-bottom: 7rem;
    background: var(--second-bg-color);
}

.skills h2{
    position: relative;
    display: inline-block;
    left: 50%;
    transform:translateX(-50%) 
}

.skills .skills-row{
    display: flex;
    flex-wrap:wrap ;
    gap: 5rem;
}

.skills-row .skills-column{
    flex: 1 1 40rem;
}

.skills-column .title{
    position: relative;
    display: inline-block;
    font-size: 2.5rem;
    margin: 0 0 1.5rem;
}

.skills-column .skills-box{
    position: relative;
}

.skills-box .skills-content{
    position: relative;
    border: .2rem solid var(--main-color);
    border-radius: .6rem;
    padding: .5rem 1.5rem;
    z-index: 1;
    overflow: hidden;
}

.left .skills-content::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--bg-color);
    z-index: -1;
    transition: .5s;
}
.right .skills-content::before{
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 100%;
    background: var(--bg-color);
    z-index: -1;
    transition: .5s;
}


.left .skills-content:hover:before{
    width: 100%;
}

.right .skills-content:hover:before{
    width: 100%;
}

.skills-content .progress{
    padding: 1rem 0;
}

.skills-content .progress h3{
    font-size: 1.7rem;
    display: flex;
    justify-content: space-between;
}

.skills-content .progress h3 span{
    color: var(--text-color);
}

.skills-content .progress .bar{
    height: 2.5rem;
    border-radius: .6rem;
    border: .2rem solid var(--main-color);
    padding: .5rem;
    margin: 1rem 0;
}

.skills-content .progress .bar span{
    display: block;
    height: 100%;
    border-radius: .3rem;
    background: var(--main-color);
}

.skills-column:nth-child(1) .skills-content .progress:nth-child(1) .bar span{
    width: 90%;
}

.skills-column:nth-child(1) .skills-content .progress:nth-child(2) .bar span{
    width: 95%;
}

.skills-column:nth-child(1) .skills-content .progress:nth-child(3) .bar span{
    width: 89%;
}

.skills-column:nth-child(1) .skills-content .progress:nth-child(4) .bar span{
    width: 75%;
}


.skills-column:nth-child(2) .skills-content .progress:nth-child(1) .bar span{
    width: 95%;
}
.skills-column:nth-child(2) .skills-content .progress:nth-child(2) .bar span{
    width: 90%;
}
.skills-column:nth-child(2) .skills-content .progress:nth-child(3) .bar span{
    width: 88%;
}
.skills-column:nth-child(2) .skills-content .progress:nth-child(4) .bar span{
    width: 95%;
}

/* works CSS */
.work{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: auto;
    padding-bottom: 5rem;
}

.work .work-row{
    display: flex;
    flex-wrap: wrap;
    gap: 5rem;
}

.work-row .work-column{
    flex: 1 1 40rem;
}

.work-column .title{
    position: relative;
    font-size: 2.5rem;
    margin: 0 0 1.5rem 2rem;
}

.work-column .education-box{
    border-left: .2rem solid var(--main-color);
}

.work-box .work-content{
    position: relative;
    padding-left: 2rem;
}

.work-box a .work-image{
    height: 100%;
    width: 100%;
    display: inline-flex;
    border: .2rem solid var(--main-color);
    z-index: 1;
    margin: 4rem 0 4rem;
    transition: .5s;
}

.work-box a .work-image:hover{
    height: 98%;
    width: 98%;
    border: .5rem solid var(--text-color);
}
  
a .work-title{
    font-size: 2.3rem;
    margin-top: 5rem;
    font-weight: 700;
    transition: .5s;
    color: var(--text-color);
    cursor: pointer;
}

a .work-title:hover{
    color: var(--main-color);
    font-size:2.2rem ;
}

.message{
    background: var(--text-color);
    justify-content: center;
    align-items: center;
    display: flex;
}

.message .message-text{
    position: relative;
    align-items: center;
    margin: 2rem 2rem 2rem 2rem;
    font-size: 9rem;
    font-weight: 800;
    color: var(--bg-color); 
}



/* contact CSS */

.contacts{
    min-height: auto;
    padding-bottom:7rem ;
}

.contacts h2{
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.contacts form{
    max-width:70rem;
    margin: 0 auto;
    text-align: center;
}

.contacts form .input-box{
    position: relative;
    display: flex;
    justify-content: space-between;
    flex-wrap:wrap ;
}

.contacts form .input-box .input-field{
    position: relative;
    width: 49%;
    margin: .8rem 0;
}

.contacts form .input-box .input-field input,
.contacts form .text-area textarea{
    width: 100%;
    height: 100%;
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background: transparent ;
    border-radius: .6rem;
    border: .2rem solid var(--main-color);
}

.contacts form .input-box .input-field input::placeholder,
.contacts form .text-area textarea::placeholder{
    color: var(--text-color);
}

.contacts form .focus{
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--second-bg-color);
    border-radius: .6rem;
    z-index: -1;
    transition: .5s;
}

.contacts form .input-box .input-field input:focus~.focus,
.contacts form .input-box .input-field input:valid~.focus,
.contacts form .text-area textarea:focus~.focus,
.contacts form .text-area textarea:valid~.focus{
    width: 100%;
}



.contacts form .text-area{
    position: relative;
    margin: .8rem 0 2.7rem;
    display: flex;
}

.contacts form .text-area textarea{
    resize: none;
}

.contacts form .btn-box.btns .btn{
    cursor: pointer;
}

.btn-box.submit .btn::before{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background:var(--text-color);
    z-index:-1 ;
    transition: .5s;
}

.btn-box.submit .btn:hover::before{
    width: 100% ;
}

.btn-box.submit .btn.submit-text{
    color: var(--bg-color);
}



/* footer CSS */

.footer{
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 2rem 9%;
    background: var(--second-bg-color);
}

.footer-text,
.footer-iconTop {
    position: relative;
}

.footer-text p{
    font-size: 1.6rem;
}

.footer-iconTop a{
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: .8rem;
    background: var(--main-color);
    border: .2rem solid var(--main-color);
    border-radius:.6rem ;
    z-index: 1;
    overflow: hidden;
}

.footer-iconTop a::before{
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height:100%;
    
    z-index: -1;
    transition:.5s  ;
}

.footer-iconTop a:hover::before{
    background: var(--text-color);
}

.footer-iconTop a i{
    font-size: 2.4rem;
    color: var(--second-bg-color);
    transition: .5s;
}

.footer-iconTop a:hover i{
    color: var(--bg-color);
}

.nxs{
    color: var(--main-color);
}


/* ANIMATION  reload and scroll*/

.animate{
    position: absolute;
    top: 0;
    right: 0;
    width: 105%;
    height: 100%;
    background: var(--bg-color);
    z-index: 98;
}

.animate.home-img{
    width: 50%;
}
.animate.home-soc{
    width: 200%;
    left:0;
}

.logo .animate,
.navbar .animate,
#menu-icon .animate,
.home.show-animate .animate{
    animation:showRight 1s ease forwards ;
    animation-delay: calc(.3s * var(--i));
}

.animate.scroll{
    transition: 1s ease;
    transition-delay: calc(.3s / var(--i));
    animation: none;
}

section:nth-child(odd) .animate.scroll,
.footer .animate.scroll{
    background: var(--second-bg-color);
}

.header .animate{
    background: var(--main-color);
}

/* BREAKOINTS */

@media (max-width: 1200px){

    html{
        font-size: 55%;
    }
}


@media (max-width: 991px){

    .header{
        padding: 2rem 4%;
    }

    section{
        padding: 10rem 4% 2rem;
    }

    .home{
        padding: 0 4%;
    }

    .footer{
        padding: 2rem 4%;
    }
}

@media (max-width: 850px){
    .animate.home-img{
        width: 55%;
    }
}


@media (max-width: 768px){

    .header{
        background: var(--main-color);
    }

    #menu-icon{
        display: block;
    }

    .navbar{
        position: absolute;
        top: 100%;
        left: -150%;
        width: 100%;
        padding: 1rem 4%;
        background: var(--main-color);
        box-shadow: 0 .5rem 2rem 0 rgb(0, 0, 0);
        transition: .25s ease;
        transition-delay: .25s;
        z-index: 1;
    }

    .navbar.active{
        transition-delay: 0s ;
        left: 0;
    }

    .navbar .active-nav{
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: var(--second-bg-color);
        border-top:.1rem solid rgba(0, 0, 0, .2) ;
        z-index: -1;
        transition:.25s ease ;
        transition-delay: 0s;
    }

    .navbar.active .active-nav{
        left: 0;
        transition-delay:.2s ;
    }

    .navbar a{
        display: block;
        font-size:2rem ;
        margin: 3rem 0;
        transform: translateX(-20rem);
        transition: .25s ease;
        transition-delay: 0s;
    }

    
    .navbar a:hover,
    .navbar a.active{
        color: var(--main-color);
    }

    .navbar.active a{
        transform: translateX(0);
        transition-delay:.2s ;
    }


    .home-imgHover{
        pointer-events: none;
        background: var(--bg-color);
        opacity: .6;
    }
}


@media (max-width: 520px){
    html{
        font-size: 50%;
    }
    .home-content h1{
        display: flex;
        flex-direction: column;
    }

    .home-sci{
        width: 160px;
        justify-content: left;
        margin-right: 25%;
        margin-left: 10%;

    }

    .home-sci a{
        width: 28px;
        height: 28px;
        
    }
}


@media (max-width: 462px){
    .home-content h1{
        font-size:5.2rem ;   
    }

    .education{
        padding: 10rem 4% 5rem 5%;
    }

    .contacts form .input-box .input-field{
        width: 100%;
    }

    .footer{
        flex-direction: column-reverse;
    }

    .footer p{
        margin-top: 2rem;
        text-align: center;
    }
}


@media (max-width: 375px){
    .home{
        justify-content: center;
        background: var(--bg-color);
    }

    .home-content{

        display: flex;
        align-items: center;
        flex-direction: column;
        text-align: center;
     }

    .home-content h1{
        font-size: 5rem;
    } 

    .message .message-text{
        font-size: 7rem;
    }
    
}


@media (max-width: 278px){
    .message .message-text{
        font-size: 5rem;
    }
}



/* Keyframes animations */

@keyframes homeBgText{
    0%,
    10%,
    100%{
        background-position: -33rem 0;
    }

    75%,
    83%{
        background-position: 0 0;
    }
}

@keyframes homeCursorText{
    0%,
    10%,
    100%{
        width: 0;
    }

    65%,
    78%,
    85%{
        width:85%;
        opacity: 1;
    }

    75%,
    81%{
        opacity: 0;
    }
}


@keyframes aboutSpinner {
    100%{
        transform:translate(-50%, -50%) rotate(360deg) ;
    }
    
}

@keyframes showRight {
    100%{
        width: 0;
    }
    
}