@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700&display=swap');

body {
  margin: 0;
  font-family: Arial, sans-serif;
  display: flex;
  background-color: #eaeaea;
}

.sidebar {
  width: 240px;
  background-color: #000000;
  color: #00FF99;
  padding: 20px 15px;
  height: 100vh;
  box-shadow: 2px 0 8px rgba(0,0,0,0.4);
}

.sidebar h2.logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 32px;
  margin-top: 0;
  margin-bottom: 30px;
  text-align: center;
  color: #00FF99;
}

.sidebar a {
  display: block;
  padding: 12px 10px;
  color: #00FF99;
  text-decoration: none;
  border-radius: 4px;
  margin-bottom: 8px;
  transition: background-color 0.3s, color 0.3s;
}

.sidebar a:hover {
  background-color: #00BFFF;
  color: #ffffff;
}

.sidebar a.active {
  background-color: #00FF99;
  color: #000000;
}

.main-content {
  flex-grow: 1;
  padding: 40px;
  background-color: #e0f7fa;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.05);
}

.main-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 54px;
  color: #003366;
  text-align: center;
  margin-top: 60px;
}

.intro-text {
  font-size: 20px;
  line-height: 1.7;
  color: #333333;
  max-width: 900px;
  margin: 30px auto;
  text-align: center;
}