*{
  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: black;
  color: #e7e7e7;
  min-height: 100vh;
  line-height: 1.5 ;
}

.image-gradient{
  position: absolute;
  top: 0;
  right:0;
  opacity: 0.5;
  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: 999; */

}

header h1 {
  margin: 0;
  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;
  z-index: 999;
}
nav a:hover {
  /* color: #8f94fb; */
  color: #a7a7a7
}
.btn-signup {
  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;

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

}

main{
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: calc(90vh - 6rem);
  padding-top: 7rem;
}

.content {
  max-width: 40rem;
  margin-left: 10%;
  position: relative;
  top: -920px;
  /* z-index: 999; */

}

.tag-box{
  position: relative;
  width: 18rem;
  height: 2.5rem;
  border-radius: 50px;
  /* background: linear-gradient(to right, #4e54c8, #8f94fb); */
  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;
  /* color: gold; */
}

.content h2{
  font-size: 4rem;
  font-weight: 600;
  letter-spacing: 0.1rem;
  margin: 2rem 0;
  line-height: 1.2;
  text-shadow: 0 0 10px rgba(128 , 128, 128, 0.418);

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

.buttons{
  display: flex;
  gap: 1rem;
  margin-top: 3rem;
}

.btn-get-started{
  text-decoration: none;
  border: 1px solid #2a2a2a;
  padding: 0.7rem 1.2rem;
  border-radius: 50px;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  transition: background-color 0.2s ease;

}

.btn-get-started:hover{
  background-color: #1a1a1a;
}

.btn-signing-main{
  text-decoration: none;
  background-color: lightgray;
  color: black;
  padding: 0.6rem 2.5rem;
  border-radius: 50px;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  transition: background-color 0.2s ease;
}

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

.robot{
  position: relative;
  overflow: hidden;
  clip-path: inset(0 0 100px 500px); 
  /*top right bottom left*/
  top: 1px;
  left: 400px;
}
.robat-3d{
  position: absolute;
  /* top: 30rem;  */
  /* right: 5%; */
  /* width: 30rem; */

}



footer {
  background: #2a2a30; 
  color: #ffffff;      /* White text */
  padding: 20px 10%;
  text-align: center;
  font-family: Arial, sans-serif;
}

@media (max-width: 1300px){
  header{
    padding: 1rem 0.5rem;

  }
  .content{
    margin-top: 85%;

  }
  .robot-3d{
    position: absolute;
    /* scale: 0.8; */
    padding: top 100px;
    top: -20% ;
    right: 2%;
  }
}

@media (max-width: 786px){
  header{
    padding: 1rem 0.2rem;
  }
  nav{
    display: none;

  }
  header h2 {
    font-size: 2rem;
  }
  .btn-signup{
    padding: 0.6rem 1.5rem;
  }
  .content{
    margin-top: 25rem;
    top: 1px;
  }

  .robot{
    position: relative;
    overflow: hidden;
    top: 110px;
    right : 0px;



  }
  .content{
    max-width: 30rem;
    margin-left: 10%;

  }
  .tag-box{
    width: 12rem;
  }
  .content h2{
    font-size: 2.5rem;
  }

  .description{
    font-size: 1rem;
  }

  .btn-get-started{
    font-size: 0.8rem;
    padding: 0.5rem 1.2rem;
  }

  .btn-signing-main{
    font-size: 0.8rem;
    padding: 0.5rem 1.5rem;
  }
}