*{
    margin: 0;
    padding: 0;
    font-family: "Poppins", sans-serif;
    box-sizing: border-box;
}

body {
    background-color: #081b29;
    color: #ededed  ;
    display: flex;
    align-items: center;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 6%; 
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.logo {
    color: #ededed;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    opacity: 0;
    animation: slideRight 1s ease forwards;
    width: 10%;
}

.logo > img {
    width: 100%;
}

.navbar  a {
    display: inline-block;
    font-size: 18px;
    color: #ededed;
    text-decoration: none;
    font-weight: 500;
    margin-left: 35px; 
    transition: 0.5s;
    opacity: 0;
    animation: slideTop .5s ease forwards;
    animation-delay: calc(.2s * var(--i));
}

.navbar > a:hover, 
.navbar > a.active{
    color: #00abf0;
}

.home {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 6%;
}

.home-content {
    max-width: 600px;
}

.home-content > h1 {
    font-size: 47px;
    font-weight: 700;
    line-height: 1.2;
    opacity: 0;
    animation: slideBottom 1s ease forwards;
    animation-delay: .5s;
}

.home-content > h3 {
    font-size: 25px;
    font-weight: 700;
    color: #00abf0;
    opacity: 0;
    animation: slideRight 1s ease forwards;
    animation-delay: .3s;
}

.home-content > p {
    font-size: 16px;
    margin: 20px 0 40px;
    opacity: 0;
    animation: slideTop 1s ease forwards;
    animation-delay: .7s;
}

.home-content > .btn-box {
    width: 345px;
    height: 50px;
    display: flex;
    gap: 30px;
}

.btn-box > a {
    position: relative;
    width: 150px;
    height: 100%;
    background-color: #00abf0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #00abf0;
    border-radius: 115px;
    font-size: 19px;
    color: #081b29;
    text-decoration: none;
    font-weight: 550;
    letter-spacing: 1px;    
    z-index: 1;
    overflow: hidden;
    transition: .5s;
    opacity: 0;
    animation: slideLeft 1s ease forwards;
    animation-delay: .7s;
}

.btn-box > a:hover {
    color: #00abf0;
}

.btn-box > a:nth-child(2) {
    background: transparent;
    color: #00abf0;
}

.btn-box > a:nth-child(2):hover {
    color: #081b29;
}

.btn-box > a:nth-child(2)::before {
     background: #00abf0;
}

.btn-box a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: #081b29;
    z-index: -1;
    transition: .3s;
}

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

.home-sci {
    position: absolute;
    bottom: 40px;
    width: 220px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}


.home-sci > a ,.navbar > a:nth-child(1){
    position: relative;
    display: inline-flex;
    width: 40px;
    height: 40px;
    background-color: transparent;
    border: 1px solid #00abf0;
    border-radius: 50%;
    font-size: 20px;
    color: #00abf0;
    text-decoration: none;
    justify-content: center;
    align-items: center;
    z-index: 1;
    overflow: hidden;
    transition: .5s;
    opacity: 0;
    animation: slideBottom .5s ease forwards;
    animation-delay: calc(.2s * var(--i));
}

.home-sci > a:hover ,.navbar > a:nth-child(1):hover{
    color: #081b29;
}

.home-sci > a::before,.navbar > a:nth-child(1)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: #00abf0;
    z-index: -1;
    transition: .5s;    
}

.home-sci > a:hover::before, .navbar > a:nth-child(1):hover::before {
    width: 100%;
}



.hero-img {
    width: 350px;
    height: 350px;
    border-radius: 100%;
    position: relative;
    background-color: #00acf04f;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    left: 100px;
    opacity: 0;
    animation: zoomIn 1s ease forwards;
    animation-delay: .3s;
} 

.hero-img > img {
    width: 100%;
    border-radius: 50%;
}

.hero-img > img:hover {
    transition: .5s;
    box-shadow: #000000 0px 100px 400px -12px inset, rgba(0, 0, 0, 0.3) 0px 18px 36px -18px inset;
}


/* KYFRAMES ANIMATION */

@keyframes slideRight {
    0% {
        transform: translateX(-100px);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideLeft {
    0% {
        transform: translateX(100px);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}
@keyframes slideTop {
    0% {
        transform: translateY(100px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}
@keyframes slideBottom {
    0% {
        transform: translateY(-100px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}
@keyframes zoomIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* mode siang */
/* Mode Siang */
body.light-mode {
    background-color: #ffffff;
    color: #081b29;
}

body.light-mode .navbar > a:hover,
body.light-mode .navbar > a.active,
body.light-mode .btn-box > a:hover {
    color: #ff7b00;
}

body.light-mode .home-content > h3 {
    color: #ff7b00;
}

body.light-mode .home-sci > a,
body.light-mode .navbar > a:nth-child(1) {
    color: #ff7b00;
    border-color: #ff7b00;
}

body.light-mode .home-sci > a:hover,
body.light-mode .navbar > a:nth-child(1):hover {
    color: #ffffff;
}

body.light-mode .home-sci > a:hover::before,
body.light-mode .navbar > a:nth-child(1):hover::before {
    background: #ff7b00;
}

body.light-mode .btn-box > a {
    background-color: #ff7b00;
    border-color: #ff7b00;
    color: #ffffff;
}

body.light-mode .btn-box > a:nth-child(2) {
    background: transparent;
    color: #ff7b00;
}

body.light-mode .btn-box > a:nth-child(2):hover {
    color: #ffffff;
}

body.light-mode .btn-box a::before {
    background: #ff7b00;
}