*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  scroll-behavior:smooth;
}

body{
  font-family:Arial, sans-serif;
  background:#050505;
  color:white;
}

.navbar{
  position:fixed;
  top:0;
  width:100%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 60px;
  background:rgba(0,0,0,0.6);
  backdrop-filter:blur(10px);
  z-index:1000;
}

.logo{
  font-size:28px;
  font-weight:bold;
}

nav{
  display:flex;
  gap:30px;
}

nav a{
  color:#ccc;
  text-decoration:none;
  transition:0.3s;
}

nav a:hover{
  color:#00d9ff;
}

.navbar button{
  padding:12px 24px;
  border:none;
  border-radius:30px;
  background:#00d9ff;
  color:black;
  font-weight:bold;
  cursor:pointer;
}

.hero{
  min-height:100vh;
  display:flex;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:120px 20px;
  position:relative;
  overflow:hidden;
}

.overlay{
  position:absolute;
  width:700px;
  height:700px;
  background:radial-gradient(circle,#00d9ff33,#00000000);
  filter:blur(80px);
}

.hero-content{
  max-width:900px;
  position:relative;
  z-index:2;
}

.tag{
  display:inline-block;
  margin-bottom:20px;
  padding:10px 20px;
  border:1px solid #1e293b;
  border-radius:30px;
  color:#00d9ff;
}

.hero h1{
  font-size:72px;
  line-height:1.1;
  margin-bottom:25px;
}

.hero p{
  color:#b3b3b3;
  font-size:20px;
  line-height:1.8;
  margin-bottom:40px;
}

.hero-buttons{
  display:flex;
  justify-content:center;
  gap:20px;
  flex-wrap:wrap;
}

.hero-buttons a{
  text-decoration:none;
  padding:16px 32px;
  border-radius:40px;
  font-weight:bold;
}

.primary{
  background:#00d9ff;
  color:black;
}

.secondary{
  border:1px solid #333;
  color:white;
}

.section{
  padding:100px 60px;
}

.section h2{
  text-align:center;
  font-size:48px;
  margin-bottom:60px;
}

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:30px;
}

.card{
  background:#111;
  border:1px solid #222;
  padding:35px;
  border-radius:25px;
  transition:0.3s;
}

.card:hover{
  transform:translateY(-8px);
  border-color:#00d9ff;
}

.card h3{
  margin-bottom:20px;
  font-size:24px;
}

.card p{
  color:#aaa;
  line-height:1.7;
}

.dark{
  background:#0a0a0a;
  text-align:center;
}

.about-text{
  max-width:900px;
  margin:auto;
  color:#bbb;
  line-height:1.8;
  font-size:20px;
}

.cta{
  padding:120px 20px;
  text-align:center;
  background:linear-gradient(to right,#00d9ff22,#3b82f622);
}

.cta h2{
  font-size:54px;
  margin-bottom:20px;
}

.cta p{
  color:#ccc;
  margin-bottom:35px;
  font-size:20px;
}

.cta a{
  display:inline-block;
  padding:18px 40px;
  background:#00d9ff;
  color:black;
  border-radius:40px;
  text-decoration:none;
  font-weight:bold;
}

footer{
  padding:60px 20px;
  text-align:center;
  border-top:1px solid #222;
}

footer p{
  color:#888;
  margin-top:10px;
}

@media(max-width:768px){

  .navbar{
    padding:20px;
    flex-direction:column;
    gap:20px;
  }

  nav{
    gap:15px;
    flex-wrap:wrap;
    justify-content:center;
  }

  .hero h1{
    font-size:44px;
  }

  .hero p{
    font-size:18px;
  }

  .section{
    padding:80px 20px;
  }

  .section h2{
    font-size:36px;
  }

  .cta h2{
    font-size:38px;
  }
}