body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #0f0f0f;
  color: #fff;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: #111;
  position: sticky;
  top: 0;
}

.logo {
  color: #d8f559;
  font-weight: bold;
  font-size: 22px;
}

nav a {
  color: #fff;
  margin-left: 20px;
  text-decoration: none;
}

nav a:hover {
  color: #d8f559;
}

.hero {
  padding: 100px 20px;
  text-align: center;
  background: radial-gradient(circle at top, #1a1a1a, #000);
}

.hero h1 {
  font-size: 48px;
  color: #d8f559;
}

.hero p {
  max-width: 700px;
  margin: 20px auto;
  font-size: 18px;
  color: #ccc;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 24px;
  background: #d8f559;
  color: #000;
  font-weight: bold;
  border-radius: 8px;
  text-decoration: none;
}

.section {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

.section h2 {
  color: #d8f559;
}

footer {
  text-align: center;
  padding: 30px;
  background: #111;
  margin-top: 50px;
  font-size: 14px;
  color: #aaa;
}