body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background-color: #0B1C3F;
  color: white;
}

header {
  display: flex;
  justify-content: space-between;
  padding: 20px 60px;
  background-color: rgba(0,0,0,0.75);
}

.logo {
  font-size: 1.8em;
  font-weight: bold;
}
.logo span { color: #0078FF; }

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

nav a {
  color: white;
  text-decoration: none;
  transition: 0.2s;
}
nav a:hover, .active { color: #0078FF; }

.hero {
  text-align: center;
  padding: 100px 30px;
  background: linear-gradient(120deg, #0078FF, #0B1C3F);
}

.btn {
  background-color: #0078FF;
  color: white;
  padding: 12px 28px;
  border-radius: 6px;
  text-decoration: none;
}

.features {
  display: flex;
  justify-content: space-around;
  padding: 60px;
}
.feature-box {
  background-color: rgba(255,255,255,0.1);
  padding: 20px;
  border-radius: 10px;
}

footer {
  text-align: center;
  padding: 20px;
  margin-top: 60px;
  border-top: 1px solid rgba(255,255,255,0.1);
}