body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #0e0e0e;
  color: #f0f0f0;
}
header {
  background-color: #121212;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #333;
}
.logo-container {
  display: flex;
  align-items: center;
}
.logo-container img {
  height: 40px;
  margin-right: 10px;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}
nav ul li a {
  color: #f0f0f0;
  text-decoration: none;
  font-size: 1rem;
}
nav ul li a:hover, nav ul li a.active {
  color: #3a8ee6;
}
.hero {
  padding: 4rem 2rem;
  text-align: center;
}
.hero h1 {
  font-size: 2.4rem;
  color: #3a8ee6;
}
.hero p {
  font-size: 1.1rem;
  color: #ccc;
  max-width: 600px;
  margin: 1rem auto;
}
footer {
  background-color: #121212;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.9rem;
  color: #777;
  border-top: 1px solid #333;
}