body {
    margin: 0;
    padding: 0;
    background-color: #2c2c2c;
    font-family: 'Courier New', monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

#gameContainer {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

#gameCanvas {
    border: 2px solid #444;
    background-color: #1a1a1a;
    display: block;
}

#ui {
    color: white;
    font-size: 14px;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #444;
    min-width: 220px;
}

#playerStats div {
    margin-bottom: 5px;
}

#achievementsPanel {
    color: white;
    font-size: 12px;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #444;
    min-width: 250px;
    max-width: 250px;
    max-height: 600px;
    overflow-y: auto;
}

#achievementsPanel h3 {
    margin: 0 0 10px 0;
    color: #FFD700;
    font-size: 16px;
    text-align: center;
    border-bottom: 1px solid #444;
    padding-bottom: 5px;
}

.achievement {
    margin-bottom: 8px;
    padding: 6px;
    border-radius: 4px;
    border-left: 3px solid #444;
}

.achievement.unlocked {
    background-color: rgba(0, 255, 0, 0.1);
    border-left-color: #00FF00;
}

.achievement.locked {
    background-color: rgba(64, 64, 64, 0.2);
    border-left-color: #666;
}

.achievement-name {
    font-weight: bold;
    margin-bottom: 2px;
}

.achievement.unlocked .achievement-name {
    color: #00FF00;
}

.achievement.locked .achievement-name {
    color: #999;
}

.achievement-desc {
    font-size: 10px;
    color: #CCC;
}

.achievement.locked .achievement-desc {
    color: #777;
}

#achievementsPanel {
    color: white;
    font-size: 12px;
    background-color: rgba(0, 0, 0, 0.8);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #444;
    min-width: 250px;
    max-width: 250px;
    max-height: 600px;
    overflow-y: auto;
}

#achievementsPanel h3 {
    margin: 0 0 10px 0;
    color: #FFD700;
    font-size: 16px;
    text-align: center;
    border-bottom: 1px solid #444;
    padding-bottom: 5px;
}

.achievement {
    margin-bottom: 8px;
    padding: 6px;
    border-radius: 4px;
    border-left: 3px solid #444;
}

.achievement.unlocked {
    background-color: rgba(0, 255, 0, 0.1);
    border-left-color: #00FF00;
}

.achievement.locked {
    background-color: rgba(64, 64, 64, 0.2);
    border-left-color: #666;
}

.achievement-name {
    font-weight: bold;
    margin-bottom: 2px;
}

.achievement.unlocked .achievement-name {
    color: #00FF00;
}

.achievement.locked .achievement-name {
    color: #999;
}

.achievement-desc {
    font-size: 10px;
    color: #CCC;
}

.achievement.locked .achievement-desc {
    color: #777;
}