@import url('https://fonts.googleapis.com/css?family=Poppins:wght@400;500;700&display=swap');

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

:root {
    --bg-color: #1f242d;
    --second-bg-color: #323946;
    --main-color: #7cf03d;
    --white-color: #fff;
    --disabled-color: #fff3;
}

html {
    font-size: 62.5%;
}

body {
    color: var(--white-color);
}


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


header.active {
    animation: show-header 1.5s linear forwards;
    animation-delay: 1.2s;
}

@keyframes show-header {
    100% {
        visibility: visible;
        opacity: 1;
    }
}


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

nav a {
    font-size: 2rem;
    color: var(--white-color);
    font-weight: 500;
    margin-left: 3.5rem;
    transition: .5s;
}

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

#menu-icon{
    font-size: 4rem;
    display: none;
}



.bars-box {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
}


.bars-box .bar {
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    animation: hide-bars 1.3s ease-in-out both;
    animation-delay: calc(0.1s * var(--i));
}


@keyframes hide-bars {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-100%);
    }
}


.bars-box.active .bar {
    animation: show-bars 1.3s ease-in-out both;
    animation-delay: calc(0.1s * var(--i));
}

@keyframes show-bars {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(0);
    }
}





/*start section department*/
section {
    position: absolute;
    width: 100%;
    height: 100%;
    padding: 10rem 9% 2rem;
    visibility: hidden;
    opacity: 0;
    overflow: hidden;
}


section.active {
    animation:show-content 1.5s linear forwards ;
    animation-delay: 1.6s;
}

@keyframes show-content {
    100%{
        visibility: visible;
        opacity: 1;
        overflow: auto;
    }
}


.heading {
    font-size: 4.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

.heading span {
    color: var(--main-color);
}
/*end section department*/






/*start resume department*/
.resume-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 5rem;
}

.resume-box h2 {
    font-size: 4.5rem;
}

.resume-box p {
    font-size: 1.6rem;
}

.resume-box.desc {
    margin: 2rem 0 2.5rem;
}

.resume-box .resume-btn {
    width: 100%;
    height: 5.3rem;
    background: var(--second-bg-color);
    border: .2rem solid var(--second-bg-color);
    font-size: 1.6rem;
    color: var(--white-color);
    font-weight: 500;
    margin-bottom: 2rem;
    border-radius: .8rem;
    cursor: pointer;
}


.resume-box .resume-btn.active{
    border-color: var(--main-color);
    color: var(--main-color);
}


.resume-box .heading{
    font-size: 3.5rem;
    text-align: left;
}


.resume-detail {
    display: none;
}

.resume-detail.active {
    display: block;
}


.resume-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
    gap: 2rem;
    height: 45rem;
    overflow: auto;
}


.resume-list::-webkit-scrollbar {
    width: 7px;
}

.resume-list::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 1rem;
}

.resume-list:hover::-webkit-scrollbar-thumb {
    background: var(--main-color);
}


.resume-list .resume-item {
    background: var(--second-bg-color);
    border-radius: .8rem;
    padding: 3rem 2.5rem;
    height: calc((45rem - 2rem) / 2);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.resume-item .year {
    color: var(--main-color);
}

.resume-item h3 {
    font-size: 2.2rem;
}


.resume-item .company {
    position: relative;
    margin-left: 2rem;
    margin-bottom: 2rem;
}


.resume-item .company::before {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: .5rem;
    background: var(--main-color);
    border-radius: 50%;
    margin-left: -2rem;
}


.resume-detail.skills .resume-list {
    grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    height: auto;
    overflow: visible;
}

.resume-detail.skills .resume-item {
    position: relative;
    align-items: center;
    height: auto;
}

.resume-detail.skills .resume-item i {
    font-size: 8.5rem;
    transition: .5s;
}

.resume-detail.skills .resume-item:hover i {
    color: var(--main-color);
}


.resume-detail.skills .resume-item span {
    position: absolute;
    top: -20%;
    background: var(--white-color);
    color: var(--bg-color);
    font-size: 1.6rem;
    padding: .5rem 1rem;
    border-radius: .6rem;
    pointer-events: none;
    opacity: 0;
    transform: scale(.9);
    transition: .2s;
}

.resume-detail.skills .resume-item:hover span {
    top: -25%;
    opacity: 1;
    transform: scale(1);
}


.resume-detail.about .resume-list {
    height: auto;
    grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
}

.resume-detail.about .resume-item {
    height: auto;
    padding: 0 0 .5rem;
    background: transparent;
}

.resume-detail.about .resume-item p {
    color: var(--main-color);
}

.resume-detail.about .resume-item p span {
    color: var(--white-color);
    margin-left: 1rem;
    font-size: 1.8rem;
}
/*end resume department*/


/* breakpoints */
@media screen and (max-width: 1200px) {
    html {
        font-size: 55%;
    }
}

@media screen and (max-width: 992px) {
    header {
        padding: 2rem 4%;
    }

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

@media screen and (max-width: 810px) {
    .contact-box .field-box {
        grid-template-columns: 1fr;
    }
}


@media screen and (max-width: 768px) {
    #menu-icon {
        display: block;
    }

    nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        padding: 1rem 0;
        background: var(--bg-color);
        border-top: .1rem solid rgba(0, 0, 0, .2);
        box-shadow: 0.5rem 1rem rgba(0, 0, 0, .2);
        text-align: center;
        display: none;
    }

    nav.active {
        display: block;
    }

    nav a {
        display: block;
        margin: 4rem 0;
    }

    .home {
        flex-direction: column-reverse;
        justify-content: center;
        gap: 2rem;
    }

    .home-img .img-box {
        width: 35rem;
        height: 35rem;
    }

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

    .resume-container {
        gap: 3rem;
    }

    .portfolio-container .portfolio-box:first-child {
        order: 1;
    }

    .contact-box .field-box {
        grid-template-columns: repeat(2, 1fr);
    }

}

@media screen and (max-width: 600px) {
    .home-img .img-box {
        width: 30rem;
        height: 30rem;
    }

    .contact-box .field-box {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 450px) {
    html {
        font-size: 50%;
    }
}

@media screen and (max-width: 400px) {
    .home-detail,
    .resume-box h2,
    .resume-box .heading,
    .resume-box.desc,
    .resume-detail.about .resume-item {
        text-align: center;
    }

    .home-detail .btn-sci {
        flex-direction: column-reverse;
    }

    .home-detail .btn-sci .sci {
        margin-left: 0;
        margin-bottom: 2rem;
    }

    .contact-box form {
        padding: 2.5rem 3rem 3.5rem;
    }

    .contact-box h2 {
        font-size: 3.5rem;
    }
}