*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:Arial, Helvetica, sans-serif;
  scroll-behavior:smooth;
}

body{
  background:#070b16;
  color:white;
  overflow-x:hidden;
}

.container{
  width:90%;
  max-width:1200px;
  margin:auto;
}

/* NAVBAR */

nav{
  width:100%;
  position:fixed;
  top:0;
  z-index:1000;
  padding:20px 0;
  background:rgba(0,0,0,0.4);
  backdrop-filter:blur(10px);
}

.nav-wrapper{
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.logo{
  font-size:30px;
  font-weight:bold;
  color:#4da3ff;
}

.nav-links{
  display:flex;
  gap:25px;
}

.nav-links a{
  color:white;
  text-decoration:none;
  transition:0.3s;
}

.nav-links a:hover{
  color:#4da3ff;
}

/* HERO */

.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  background:
  linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.7)),
  url('https://images.unsplash.com/photo-1677442136019-21780ecad995?q=80&w=1600&auto=format&fit=crop')
  center/cover;
  position:relative;
}

.hero-content{
  max-width:850px;
}

.hero h1{
  font-size:70px;
  line-height:1.1;
  margin-bottom:25px;
}

.hero span{
  color:#4da3ff;
}

.hero p{
  color:#d0d0d0;
  font-size:20px;
  margin-bottom:40px;
}

/* BUTTONS */

.btn-group{
  display:flex;
  gap:20px;
}

.btn{
  padding:16px 34px;
  border:none;
  border-radius:50px;
  cursor:pointer;
  font-size:16px;
  font-weight:bold;
  position:relative;
  overflow:hidden;
  transition:0.3s;
}

.btn-primary{
  background:#4da3ff;
  color:white;
}

.btn-secondary{
  background:transparent;
  border:2px solid #4da3ff;
  color:white;
}

.btn:hover{
  transform:translateY(-4px);
  box-shadow:0 10px 25px rgba(77,163,255,0.4);
}

/* RIPPLE */

.ripple{
  position:absolute;
  border-radius:50%;
  transform:scale(0);
  animation:ripple-animation 0.6s linear;
  background:rgba(255,255,255,0.7);
}

@keyframes ripple-animation{
  to{
    transform:scale(4);
    opacity:0;
  }
}

/* GLOW */

.glow{
  position:absolute;
  width:300px;
  height:300px;
  background:#4da3ff;
  filter:blur(140px);
  opacity:0.2;
  border-radius:50%;
}

.glow1{
  top:100px;
  left:-100px;
}

.glow2{
  bottom:50px;
  right:-80px;
  background:#7b4dff;
}

/* SECTIONS */

section{
  padding:100px 0;
}

.section-title{
  text-align:center;
  font-size:46px;
  color:#4da3ff;
  margin-bottom:50px;
}

/* GRID */

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:25px;
}

.card{
  background:#11192e;
  padding:30px;
  border-radius:24px;
  transition:0.4s;
}

.card:hover{
  transform:translateY(-10px);
}

.card h3{
  margin-bottom:15px;
  color:#4da3ff;
}

/* TIMELINE */

.timeline{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:20px;
}

.timeline-item{
  background:#11192e;
  padding:25px;
  border-radius:18px;
  border-left:4px solid #4da3ff;
}

/* CTA */

.cta{
  background:linear-gradient(135deg,#1c2d68,#296dff);
  border-radius:35px;
  text-align:center;
  padding:80px 30px;
}

.cta h2{
  font-size:52px;
  margin-bottom:20px;
}

.cta p{
  margin-bottom:30px;
}

.email{
  display:block;
  color:white;
  margin:10px 0;
  text-decoration:none;
}

/* TOAST */

.toast{
  position:fixed;
  bottom:30px;
  right:30px;
  background:#1b243d;
  color:white;
  padding:16px 24px;
  border-radius:12px;
  opacity:0;
  transition:0.4s;
}

.toast.show{
  opacity:1;
}

/* MOBILE */

@media(max-width:768px){

  .hero h1{
    font-size:42px;
  }

  .nav-links{
    display:none;
  }

  .btn-group{
    flex-direction:column;
  }

}