body {
  font-family: system-ui, sans-serif;
  background: #1e2b1e;
  color: #fff;
  text-align: center;
}

h1 {
  margin-top: 20px;
}

.subtitle {
  opacity: 0.8;
}

#board {
  display: grid;
  grid-template-rows: repeat(6, 1fr);
  gap: 8px;
  justify-content: center;
  margin: 20px auto;
  width: 260px;
}

.row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.tile {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 20px;
  background: #3a4a3a;
}

.correct {
  background: #4caf50;
}

.present {
  background: #c9a227;
}

.absent {
  background: #555;
}

input {
  padding: 10px;
  text-transform: uppercase;
  font-size: 16px;
}

button {
  padding: 10px 16px;
  margin-left: 6px;
  font-size: 16px;
  cursor: pointer;
}