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

body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #020617, #071a3d);
  color: white;
  line-height: 1.6;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 10%;
  position: sticky;
  top: 0;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
}

.logo {
  font-size: 28px;
  font-weight: 700;
}

nav a {
  color: white;
  text-decoration: none;
  margin-left: 25px;
  font-weight: 500;
  transition: 0.3s;
}

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

.hero {
  min-height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 40px;
}

.hero h1 {
  font-size: 56px;
  max-width: 900px;
  margin-bottom: 20px;
}

.hero p {
  font-size: 20px;
  color: #d1d5db;
}

.hero-buttons {
  margin-top: 30px;
}

.btn {
  display: inline-block;
  background: #00cfff;
  color: black;
  padding: 14px 30px;
  border-radius: 40px;
  text-decoration: none;
  margin: 10px;
  font-weight: 600;
  transition: 0.3s;
}

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