body {
  margin: 0;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  background-color: #f9f9f9;
  color: #222;
  line-height: 1.6;
}

header {
  background-color: #ffffff;
  padding: 1.5rem;
  text-align: center;
  border-bottom: 1px solid #ddd;
}

header h1 {
  font-size: 1.8rem;
  font-weight: 400;
  margin: 0;
}

nav {
  margin-top: 1rem;
}

nav a {
  margin: 0 0.75rem;
  text-decoration: none;
  color: #2f5d4e;
  font-weight: 500;
}

nav a:hover {
  text-decoration: underline;
}

main {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.hero {
  text-align: center;
  padding: 3rem 1rem;
}

.hero h2 {
  font-size: 1.4rem;
  font-weight: 300;
  margin-bottom: 1.5rem;
}

.button {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  background-color: #2f5d4e;
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-size: 1rem;
  transition: background 0.3s;
}

.button:hover {
  background-color: #234538;
}

form input, form textarea, form button {
  width: 100%;
  max-width: 400px;
  padding: 0.6rem;
  margin-bottom: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

form button {
  background-color: #2f5d4e;
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}

form button:hover {
  background-color: #234538;
}

footer {
  text-align: center;
  padding: 1rem;
  font-size: 0.85rem;
  color: #666;
  border-top: 1px solid #ddd;
  margin-top: 2rem;
}