{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: black;
    color: #e7e7e7;
    min-height: 100vh;
    line-height: 1.5;
}
.image-gradient{
    position: absolute;
    top: 0;
    right: 0;
    opacity: 0.5;
}

 .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;
    padding: 0 2rem;
    position: relative;
    overflow: hidden;
}

header{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5rem;
}

header h1{
    margin: 0;
    font-family: 'verdana';
    font-size: 3rem;
    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 0.2s ease;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    z-index: 999;
}

nav a:hover{
    color: #a7a7a7;
}

.auth-buttons {
    background-color: #a7a7a7;
    color:black;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
    cursor: pointer;
    z-index: 999;
}
.auth:hover{
    background-color: white;
}

.btn-signing {
    background-color: #a7a7a7;
    color:black;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
    cursor: pointer;
    z-index: 950;
}

.btn-signing:hover{
    background-color: white;
}

.btn-logging {
    background-color: #a7a7a7;
    color:black;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
    cursor: pointer;
    z-index: 950;
}

.btn-logging:hover{
    background-color: white;
}

main{
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: calc(90vh - 6rem);
}

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

.para{
    padding-top: 0%;
    padding-bottom: 0%;
    font-size: large;
}

.tag-box{
    position: relative;
    margin-bottom: 1rem;
    width: 18rem;
    height: 2.5rem;
    border-radius: 50px;
    background: linear-gradient(to right, #656565, #7f42a7,#6600c5,#5300a0,#757575,#656565);
    background-size: 200%;
    animation: animationGradient 2.5s linear infinite;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}
@keyframes animationGradient{
    to {
        background-position: 200%;
    }
}
.tag-box .tag{ 
    position: absolute;
    inset: 3px 3px 3px 3px;
    background-color: black;
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.5s ease;
    cursor: pointer;
}

.tag-box .tag:hover{ 
    color: #5300a0;
}

.content h1 {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: 0.1rem;
    margin-top: 2rem 0;
    line-height: 1.2;
    text-shadow: 0 0 10px purple;

}

.description {
    font-size: 1.2rem;
    letter-spacing: 0.05rem;
    max-width: 35rem;
    color: lightgrey;
    margin-bottom: 1.5rem;
    margin-top: 1.5rem;
}
.buttons {
    display: flex;
    gap: 1rem;
}

.btn-get-started{
    text-decoration: none;
    background-color: lightgrey;
    color: black;
    padding: 0.5rem 0.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.1rem;
    transition: background-color 0.2s ease;
    
}

.btn-get-started:hover{
    background-color: grey ;
}

.btn-signing-main{
    text-decoration: none;
    background-color: lightgrey;
    color: black;
    padding: 0.5rem 0.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.1rem;
    transition: background-color 0.2s ease;
}

.btn-signing-main:hover{
    background-color: grey;
}

.robot-3d{
    position: absolute;
    top: 0;
    right: -20%;
}