*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: monospace,'Montserrat', sans-serif;
}

body{
    font-family: system-ut, -apple-system,sans-serif,monospace;
    margin: 0;
    padding: 0;
    background: black;
    color: ghostwhite;
    min-height: 100vh;
    line-height: 1.5;

}

.img{
    position: absolute;
    top:0;
    right:0;
    opacity: 0.4;
    z-index: -1;

}

.layer-blur{
    height: 0;
    width: 30rem;
    position: absolute;
    top: 20%;
    right: 0;
    box-shadow: 0 0 700px 15px white;
    rotate: -30deg;
    z-index: -1;
}

.container{
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    overflow: hidden;
}

header{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5rem;
    z-index: 1000;
    position: relative;
}


header h1{
    margin: 0;
    font-size: 2.5rem;
    font-weight: 300;
}

nav{
    display: flex;
    align-items: center;
    gap: 3rem;

    margin-left: -5%;

}

nav a{
    font-size: 1rem;
    letter-spacing: 0.1rem;
    transition: color 0.5s ease;
    text-decoration: none;
    color: inherit;

}

nav a:hover{
    color: #5e07bd;

}

.signin{
    background-color: #7e7e7e;
    padding: 0.6rem 1.3rem;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.5s ease-in;
    cursor: pointer;
}

.signin:hover{
    background-color: #5e07bd;
}

main{
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: calc(90vh - 5rem);

}

.content{
    max-width: 40rem;
    margin-left: 10%;
    z-index: 999;

}

.tag-box{
    margin-top: -7rem;
    position: relative;
    width: 20rem;
    height: 2.5rem;
    border-radius: 50px;
    background: linear-gradient(to right, #6c6c6c, #7f42a7,#6600c5, #5300a0,#757575,#656565);
    background-size: 200%;
    animation: animationGradient 1s linear infinite ;
    box-shadow: 0 0 15px gray ;
}

.tag-box .tag{
    font-size: 1.3rem;
    position: absolute;
    inset: 3px 3px 3px 3px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid purple;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition:  0.5s ease;
    cursor: pointer;
}


@keyframes animationGradient {
    0%{
        background-position: 0%;
    }
    100%{
        background-position: 200%;
    }
}


.tag-box .tag:hover{
    color: black;
    background: linear-gradient(to right, rgba(245, 245, 245, 0.53), rgba(245, 245, 245, 0.32));

}

.content .h1{
    font-size: 4rem;
    font-weight: 400;
    letter-spacing: 0.1rem;
    margin: 2rem 0;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(128, 128, 128, 0.41);

}

.description{
    font-size: 1.2rem;
    letter-spacing: 0.05rem;
    max-width: 35rem;
    color: gray;
}

.buttons{
    display: flex;
    gap: 1rem;
margin-top: 2rem;
}

.btn-started{
    text-decoration: none;
    border: 1px solid rgba(248, 248, 255, 0.67);
    padding: 0.7rem 1.2rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.1rem;
    transition: background-color 0.2s ease;
}
.btn-started:hover{
    background-color: #818181;
}

.btn-main{
    color: white;
    background-color: rgba(0, 0, 0, 0.79);
    text-decoration: none;
    border: 1px solid rgba(248, 248, 255, 0.67);
    padding: 0.7rem 1.2rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.1rem;
    transition: background-color 0.2s ease;
}

.btn-main:hover{
    background-color: #818181;
}

.robot-3d{
    position: absolute;
    top: 0;
    right: -250px;
    bottom: 100px;
    z-index: 1;
}