/* Shared base styles for all pages */
body {
  font-family: sans-serif;
  margin: 0;
  background: #f4f4f4;
}

/* Top navigation */
nav {
  background: #333;
  padding: 1em;
  color: white;
  display: flex;
  gap: 1em;
}

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

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

nav a[aria-current="page"] {
  text-decoration: underline;
}

nav a:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* Shared page layout */
main {
  padding: 2em;
  max-width: 800px;
  margin: auto;
}