/* style.css */
body {
  font-family: "Arial", sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #f0f2f5;
  min-height: 100vh;
  margin: 0;
  padding: 20px;
}

.game-container {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 500px;
}

h1 {
  color: #2c3e50;
  text-align: center;
  margin-bottom: 1.5rem;
}

.level-selector {
  margin-bottom: 1.5rem;
  width: 100%;
  padding: 0.8rem;
  border: 2px solid #3498db;
  border-radius: 8px;
  font-size: 1rem;
}

.input-group {
  display: flex;
  gap: 10px;
  margin-bottom: 1.5rem;
}

input {
  flex: 1;
  padding: 0.8rem;
  border: 2px solid #bdc3c7;
  border-radius: 8px;
  font-size: 1rem;
}

button {
  background: #3498db;
  color: white;
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.3s;
}

button:hover {
  background: #2980b9;
}

.message {
  padding: 1rem;
  border-radius: 8px;
  margin-top: 1rem;
  text-align: center;
}

.hint {
  background-color: #f1c40f30;
  color: #c0392b;
}

.success {
  background-color: #27ae6030;
  color: #27ae60;
}

.attempts {
  margin-top: 1rem;
  font-weight: bold;
  color: #2c3e50;
}

.history-container {
  margin-top: 1rem;
  padding: 1rem;
  background: #f8f9fa;
  border-radius: 8px;
  width: 100%;
  max-height: 200px;
  overflow-y: auto;
}

.history-title {
  color: #7f8c8d;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

#historyList {
  list-style: none;
  padding: 0;
  margin: 0;
}

.history-item {
  padding: 0.5rem;
  margin: 0.25rem 0;
  background: white;
  border-radius: 5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.05);
}

.history-item.high {
  color: #e74c3c;
  border-left: 3px solid #e74c3c;
}

.history-item.low {
  color: #3498db;
  border-left: 3px solid #3498db;
}

.history-number {
  font-weight: bold;
}