@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;700&display=swap');

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

}

:root {
    --bg-color: #000000;
    --second-bg-color: #323946;
    --main-color: #7cf03d;
    --white-color: #fff;
    --disabled-color: #fff3;


}

html{
    font-size: 62.5%;

}

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

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

.logo {
    font-size: 3rem;
    color: var(--white-color);
    font-weight: 700;
    position:relative;
    right: 2rem;


    
}
.logo::first-letter{
    font-size: 6rem;
    font-family: "Nabla", serif;
    color:var(--main-color);
}


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

    
}

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


section {
    position: absolute;
    width: 100%;
    height: 100%;
    padding: 10rem 9% 2rem;
    background-color: var(--bg-color);
}

.home {
    display: flex;
    align-items: center;
    gap: 5rem;

}

/* .home-detail h1 {
    font-size: clamp(3.5rem, 10vw, 5.5rem);
    font-weight: 550;
    
} */

.home-detail h1 {
    /* font-family: "Orbitron", sans-serif;; */
    font-size: clamp(3.5rem, 10vw, 5.5rem);
    background: linear-gradient(90deg, #ff8a00, #e52e71);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.home-detail h1::first-letter {
    /* color: var(--main-color); */
    font-size:8rem;
    font-weight: 550;
    font-family: "Nabla", serif;
    
}

.home-detail h2 {
    display: inline-block;
    font-size: 3rem;
    margin-top: -1rem;
}
.home-detail h2 span{
    position:relative;
    display:inline-block;
    color:transparent;
    -webkit-text-stroke: 0.07rem var(--main-color);
    animation: display-text 16s linear infinite;
    animation-delay:calc(-4s*var(--i))
}
@keyframes display-text{
    25%,100%{
        display:none;
    }
}

.home-detail h2 span::before{
    content:attr(data-text);
    position:absolute;
    width:0;
    border-right:0.2rem solid var(--main-color);
    white-space: nowrap;
    color:var(--main-color);
    overflow: hidden;
    animation: fill-text 4s linear infinite;

}

@keyframes fill-text{
    10%,100%{
        width:0;
    }
    70%,90%{
        width:100%;
    }
}


.home-detail p {
    font-size: 1.6rem;
    margin: 1rem 0 2.5rem;
}

.btn-sci {
    display: flex;
    align-items: center;
}

.btn {
    display: block;
    padding: 1rem 3rem;
    background-color: var(--main-color);
    border: 0.2rem solid var(--main-color);
    border-radius: 4rem;
    box-shadow: 0 0 1rem var(--main-color);
    color: var(--bg-color);
    font-weight: 500;
    transition: 0.5s;
    font-size: 1.3rem;
}

.btn:hover {
    background: transparent;
    color: var(--main-color);
    box-shadow: none;
}

.sci {
    margin-left: 2rem
}

.home-detail .btn-sci .sci a {
    display: inline-flex;
    padding: 0.8rem;
    border: 0.2rem solid var(--main-color);
    border-radius: 50%;
    font-size: 2rem;
    color: var(--main-color);
    margin: 0.8rem;
    transition: 0.5s;
}

.home-detail .btn-sci .sci a:hover {
    background: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 1rem var(--main-color);
}

.home-img .img-box {
    position: relative;
    top: -80px;
    width: 28vw;
    height: 28vw;
    border-radius: 50%;
    padding: 0.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.home-img .img-box .img-item {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    border-radius: 50%;
    border: 0.01rem solid var(--bg-color);
    display: flex;
    justify-content: center;
    z-index: 1;
    overflow: hidden;
}

.home-img .img-box .img-item img {
    position: absolute;
    top: 3rem;
    display: block;
    width: 85%;
    object-fit: cover;
    mix-blend-mode: normal;

}

.home-img .img-box::before,
.home-img .img-box::after {
    content: '';
    position: absolute;
    width: 50rem;
    height: 50rem;
    background: conic-gradient(transparent, transparent, transparent, var(--main-color));
    animation: rotation 10s linear infinite;


}
.home-img .img-box::after{
    animation-delay:-5s;
}

@keyframes rotation {

    0%{
        transform:rotate(0deg)
    }
    100% {
        transform: rotate(360deg);
    }

}