:root {
  --primary: #2c3e50;
  --secondary: #4CAF50;
  --highlight: #FFD700;
  --background: #f9f9f9;
  --border: #ddd;
  --saved-bg: #e8f5e9;
}

* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background: var(--background);
  color: var(--primary);
}

.container {
  max-width: 1000px;
  margin: 0 auto;
}

/* Блок настройки */
#setup {
  margin-bottom: 30px;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: white;
}

.players-input {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 15px;
}

.players-input input {
  width: 100%;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.btn-randomize, .btn-new-game {
  padding: 10px 15px;
  margin-right: 10px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.3s;
}

.btn-randomize:hover {
  background: #1a252f;
}

.btn-new-game {
  background: #e74c3c;
}

.btn-new-game:hover {
  background: #c0392b;
}

/* Раунды */
.round {
  margin-bottom: 20px;
  border: 1px solid var(--border);
  padding: 15px;
  border-radius: 8px;
  background: white;
  transition: background 0.3s;
}

.round.saved {
  background: var(--saved-bg);
}

.pairs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.pair {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.pair label {
  margin-right: 8px;
  font-weight: bold;
  min-width: 60px;
}

.pair input {
  width: 50px;
  padding: 6px;
  margin-right: 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.pair button {
  padding: 6px 10px;
  background: var(--secondary);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.pair button.saved {
  background: var(--highlight);
  color: var(--primary);
}

/* Таблица лидеров */
#leaderboard {
  margin-top: 30px;
  padding: 15px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: white;
}

.player-score {
  margin: 8px 0;
  padding: 8px;
  border-bottom: 1px dashed var(--border);
}

.total {
  font-weight: bold;
  color: var(--secondary);
}

.hidden {
  display: none;
}

.players-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.players-list div {
  padding: 8px;
  background: #f0f0f0;
  border-radius: 4px;
  text-align: center;
}


@media (max-width: 768px) {
  .players-input, 
  .pairs-grid,
  .players-list {
    grid-template-columns: 1fr;
  }
  
  .rounds-container,
  .leaderboard-container {
    text-align: center;
  }
  
  .pair {
    justify-content: center;
  }
  
  .player-score {
    text-align: center;
  }
}