* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    overflow: hidden;
    touch-action: none;
}

#gameCanvas {
    display: block;
    cursor: crosshair;
    touch-action: none;
}

.controls {
    position: fixed;
    top: 20px;
    left: 20px;
    display: flex;
    gap: 10px;
    z-index: 10;
}

.btn {
    padding: 12px 24px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn:hover {
    background: #0056b3;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.stats {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    z-index: 10;
}

.stat-item {
    margin: 5px 0;
    font-size: 16px;
}

.stat-label {
    font-weight: 600;
    color: #666;
}

.stat-value {
    font-weight: bold;
    color: #007bff;
}

#instructions {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 30px 50px;
    border-radius: 15px;
    text-align: center;
    font-size: 24px;
    pointer-events: none;
    z-index: 5;
}

#tryAgain {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: none;
    z-index: 10;
}

#tryAgain .btn {
    background: #28a745;
    padding: 15px 40px;
    font-size: 18px;
}

#tryAgain .btn:hover {
    background: #218838;
}