body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #fafafa;
  color: #333;
}

header {
  background: #000;
  color: #fff;
  padding: 1rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav ul {
  display: flex;
  gap: 1rem;
  list-style: none;
}

nav a {
  color: white;
  text-decoration: none;
}

#hero {
  text-align: center;
  padding: 4rem 1rem;
  background: linear-gradient(to right, #000, #444);
  color: white;
}

.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background: #f39c12;
  color: white;
  text-decoration: none;
  border-radius: 4px;
}

section {
  padding: 2rem;
}

.project-card {
  background: white;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 6px;
  margin-top: 1rem;
}