body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background-color: #EDF1D6;
  color: #40513B;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background-color: #9DC08B;
  border-bottom: 1.5px solid #609966;
  position: sticky;
  top: 0;
}

nav .logo {
  font-weight: bold;
  font-size: 1.25rem;
  color: #40513B;
}

nav .nav-links a {
  margin-left: 1.5rem;
  text-decoration: none;
  color: #40513B;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav .nav-links a:hover {
  color: #EDF1D6;
}

section {
  max-width: 700px;
  margin: 4rem auto;
  padding: 0 1rem;
}

h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

a.button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background: #609966;
  color: white;
  text-decoration: none;
  border-radius: 4px;
  transition: background 0.2s ease;
}

a.button:hover {
  background: #40513B;
}