body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: #222;
  background-color: #fff;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1rem;
  background-color: #f5f5f5;
  border-bottom: 1px solid #ddd;
}

.logo img {
  height: 60px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

nav a {
  text-decoration: none;
  color: #0070f3;
  font-weight: 500;
  transition: color 0.2s;
}

nav a:hover {
  color: #0056b3;
}

main {
  padding: 2rem;
  text-align: center;
}

.intro h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.intro p {
  font-size: 1.1rem;
  color: #555;
}

footer {
  text-align: center;
  padding: 1rem;
  background-color: #f5f5f5;
  border-top: 1px solid #ddd;
  font-size: 0.9rem;
  color: #666;
}