:root {
  --bg: #9caf88;   /* sage green */
  --card: #b8c9a5;    /* light sage green */
  --muted: #444;
  --accent: #6b7c59; /* dark sage links/buttons */
  --radius: 10px;
}

body {
  background: var(--bg);
  color: #222;
  margin: 2em;
  font-family: "Times New Roman", Times, serif;
  font-size: 18px; /* ~12pt */
  line-height: 1.6; /* makes paragraphs easier to read */
}

/* Cards on background colour */
.card {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 1.2rem;
  box-shadow: 0 6px 18px rgba(20,20,30,0.06);
  margin-bottom: 1.25rem;
}

/* Navigation links */
.nav a {
  color: #fff;
  text-decoration: none;
  margin-left: 1rem;
  font-size: 1rem;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: .5rem .8rem;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  margin-right: .5rem;
}

.btn.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(11,102,194,.4);
}