body {
  font-family: sans-serif;
  background: #eaeef3;
  display: flex;
  justify-content: center;
  margin: 0;
  color: #222;
}

.game-container {
  text-align: center;
  padding: 20px;
}

.board {
  width: 300px;
  height: 300px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin: 20px auto;
}

.square {
  background: white;
  border-radius: 10px;
  border: 2px solid #444;
  font-size: 2.2rem;
  font-weight: bold;
  cursor: pointer;
  height: 100px;
  width: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.15s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.square:hover {
  background: #f1f1f1;
  transform: scale(1.04);
}

.status {
  font-size: 1.6rem;
  margin-bottom: 15px;
  font-weight: bold;
  color: #222;
}

.reset-btn {
  padding: 12px 26px;
  background: #3558d8;
  color: white;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  border-radius: 8px;
  transition: 0.2s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.25);
}

.reset-btn:hover {
  background: #2449c7;
  transform: translateY(-2px);
}

.leaderboard {
  width: 300px;
  margin: 25px auto;
  padding: 15px 20px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  font-family: sans-serif;
}

/* Leaderboard title */
.leaderboard-title {
  margin: 0 0 15px 0;
  font-size: 1.4rem;
  font-weight: 700;
  text-align: center;
  color: #222;
}

/* Each row */
.leaderboard-row {
  display: flex;
  align-items: center;
  padding: 10px 8px;
  background: #f7f9fc;
  border-radius: 8px;
  margin-bottom: 8px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

/* Empty state */
.leaderboard-empty {
  padding: 12px 0;
  text-align: center;
  color: #777;
  font-size: 1rem;
}

/* Rank number */
.leaderboard-rank {
  width: 28px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #3558d8;
}

/* Username */
.leaderboard-name {
  flex: 1;
  margin-left: 10px;
  font-weight: 500;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Score value */
.leaderboard-score {
  width: 40px;
  text-align: right;
  font-weight: 700;
  color: #111;
}