:root {
  --yellow: #f4c430;
  --brown: #5c4033;
  --black: #1a1a1a;
  --light: #fdfdfd;
}

body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: var(--light);
  color: var(--black);
}

header {
  background-color: var(--brown);
  color: var(--yellow);
  padding: 1.5em 0;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 2.2em;
  letter-spacing: 1px;
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 1em 0 0;
  display: flex;
  justify-content: center;
  gap: 2em;
}

nav a {
  color: var(--yellow);
  text-decoration: none;
  font-weight: bold;
}

nav a.active,
nav a:hover {
  text-decoration: underline;
}

main {
  max-width: 900px;
  margin: 2em auto;
  padding: 2em;
  background-color: var(--light);
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

main h2 {
  color: var(--brown);
  margin-top: 0;
}

section {
  margin-top: 2em;
}

form input,
form textarea {
  width: 100%;
  padding: 0.8em;
  margin-bottom: 1em;
  border: 1px solid var(--brown);
  border-radius: 4px;
}

form button {
  background-color: var(--yellow);
  color: var(--black);
  padding: 0.8em 1.5em;
  border: none;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
}

form button:hover {
  background-color: var(--brown);
  color: var(--light);
}

footer {
  text-align: center;
  padding: 1em;
  background-color: var(--black);
  color: var(--yellow);
  font-size: 0.9em;
}

.logo {
  max-height: 60px;
  margin-bottom: 0.5em;
}