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

body {
  font-family: 'Poppins', sans-serif;
}

header {
  position: sticky;
  top: 0;
  background: #0f172a;
  padding: 15px 50px;
}

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

nav h2 {
  color: white;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
}

nav a {
  color: white;
  text-decoration: none;
}

.hero {
  height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #6C63FF, #4A47A3);
  color: white;
  text-align: center;
}

.hero h1 {
  font-size: 40px;
}

.hero p {
  margin: 10px 0;
}

.btn {
  background: white;
  color: #333;
  padding: 10px 20px;
  border-radius: 25px;
  text-decoration: none;
  transition: 0.3s;
}

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

.features {
  padding: 60px 20px;
  text-align: center;
}

.cards {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.card {
  background: #f1f5f9;
  padding: 20px;
  border-radius: 10px;
  width: 200px;
  transition: 0.3s;
}

.card:hover {
  transform: scale(1.05);
}

.about {
  padding: 60px 20px;
  text-align: center;
  background: #e2e8f0;
}

.contact {
  padding: 60px 20px;
  text-align: center;
}

footer {
  background: #0f172a;
  color: white;
  text-align: center;
  padding: 15px;
}


@media (max-width: 768px) {

  header {
    padding: 15px 20px;
  }

  nav {
    flex-direction: column;
    gap: 10px;
  }

  nav ul {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .hero {
    height: auto;
    padding: 60px 20px;
  }

  .hero h1 {
    font-size: 28px;
  }

  .cards {
    flex-direction: column;
    align-items: center;
  }

  .card {
    width: 90%;
  }
}