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

body{
  font-family:'Montserrat',sans-serif;
  background:#060816;
  color:#fff;
  overflow-x:hidden;
}

.navbar{
  position:fixed;
  width:100%;
  top:0;
  left:0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 8%;
  background:rgba(5,10,25,0.9);
  backdrop-filter:blur(10px);
  z-index:999;
  border-bottom:1px solid rgba(255,255,255,0.08);
}

.logo{
  font-size:2rem;
  font-weight:800;
}

.logo span{
  color:#00cfff;
}

.navbar ul{
  display:flex;
  list-style:none;
  gap:30px;
}

.navbar a{
  color:#fff;
  text-decoration:none;
  transition:0.3s;
}

.navbar a:hover{
  color:#00cfff;
}

.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:120px 20px 80px;
  background:
  radial-gradient(circle at top right, rgba(138,43,226,0.35), transparent 25%),
  radial-gradient(circle at left, rgba(0,191,255,0.35), transparent 25%),
  #050816;
}

.hero-content{
  max-width:900px;
}

.hero h1{
  font-size:5rem;
  line-height:1.1;
  margin-bottom:20px;
  font-weight:800;
}

.hero h1 span{
  background:linear-gradient(90deg,#00cfff,#b700ff);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
}

.hero p{
  font-size:1.3rem;
  color:#c7c7c7;
  margin-bottom:40px;
}

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

.btn-primary,
.btn-secondary{
  padding:16px 35px;
  border-radius:50px;
  text-decoration:none;
  font-weight:700;
  transition:0.3s;
}

.btn-primary{
  background:linear-gradient(90deg,#00cfff,#8a2be2);
  color:#fff;
  box-shadow:0 0 20px rgba(0,207,255,0.4);
}

.btn-secondary{
  border:1px solid #00cfff;
  color:#fff;
}

.btn-primary:hover,
.btn-secondary:hover{
  transform:translateY(-3px);
}

.features,
.devices,
.benefits{
  padding:100px 8%;
}

.features h2,
.devices h2,
.benefits h2{
  text-align:center;
  font-size:2.8rem;
  margin-bottom:60px;
}

.feature-grid,
.device-grid,
.benefit-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:30px;
}

.feature-card,
.device-card,
.benefit{
  background:rgba(12,18,40,0.85);
  border:1px solid rgba(0,207,255,0.18);
  border-radius:25px;
  padding:35px;
  text-align:center;
  transition:0.3s;
  box-shadow:0 0 20px rgba(0,0,0,0.35);
}

.feature-card:hover,
.device-card:hover,
.benefit:hover{
  transform:translateY(-10px);
  box-shadow:0 0 30px rgba(138,43,226,0.35);
}

.icon{
  font-size:3rem;
  margin-bottom:20px;
}

.feature-card h3,
.benefit h3{
  margin-bottom:15px;
  font-size:1.4rem;
}

.device-card{
  font-size:1.3rem;
  font-weight:700;
}

.cta{
  padding:100px 20px;
  text-align:center;
  background:
  linear-gradient(135deg,#0a1027,#130d2d);
}

.cta h2{
  font-size:3rem;
  margin-bottom:20px;
}

.cta p{
  margin-bottom:35px;
  color:#d0d0d0;
  font-size:1.2rem;
}

footer{
  background:#040612;
  padding:50px 20px;
  text-align:center;
  border-top:1px solid rgba(255,255,255,0.08);
}

footer h3{
  font-size:2rem;
  margin-bottom:10px;
}

footer p{
  color:#bdbdbd;
  margin:8px 0;
}

@media(max-width:768px){

  .navbar{
    flex-direction:column;
    gap:15px;
  }

  .navbar ul{
    gap:15px;
    flex-wrap:wrap;
    justify-content:center;
  }

  .hero h1{
    font-size:3.2rem;
  }

  .hero p{
    font-size:1rem;
  }

  .features h2,
  .devices h2,
  .benefits h2,
  .cta h2{
    font-size:2rem;
  }
}