.leaderboard-container {
  max-width: 500px;
  margin: 2rem auto;
  background: linear-gradient(90deg, #f0fdfa 0%, #e0e7ff 100%);
  border-radius: 1.5rem;
  box-shadow: 0 2px 16px rgba(60, 60, 120, 0.08);
  padding: 2rem 1.5rem;
  text-align: center;
}
.leaderboard-title {
  font-size: 2rem;
  font-weight: 700;
  color: #6366f1;
  margin-bottom: 1.5rem;
}
.leaderboard-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.leaderboard-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
  border-radius: 1rem;
  margin-bottom: 0.75rem;
  padding: 0.75rem 1rem;
  box-shadow: 0 1px 6px rgba(60, 60, 120, 0.04);
  font-size: 1.1rem;
  transition: background 0.3s;
}
.leaderboard-item.first-place {
  background: linear-gradient(90deg, #fbbf24 0%, #fde68a 100%);
  font-weight: 700;
  color: #b45309;
}
.leaderboard-rank {
  font-size: 1.1rem;
  font-weight: 600;
  color: #6366f1;
}
.leaderboard-name {
  flex: 1;
  margin: 0 1rem;
  text-align: left;
  font-weight: 500;
  color: #374151;
}
.leaderboard-points {
  font-size: 1rem;
  font-weight: 600;
  color: #06b6d4;
}
@media (max-width: 600px) {
  .leaderboard-container {
    max-width: 98vw;
    padding: 1rem 0.5rem;
  }
  .leaderboard-title {
    font-size: 1.3rem;
  }
  .leaderboard-item {
    font-size: 1rem;
    padding: 0.5rem 0.5rem;
  }
}