* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Luckiest Guy', cursive;
    background: linear-gradient(135deg, #87CEEB 0%, #98FB98 100%);
    min-height: 100vh;
    overflow: hidden;
    touch-action: none;
    user-select: none;
}

/* Home Menu Styles */
#homeMenu {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
}

.icon-button {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #FFD700;
    border: 4px solid #8B4513;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 28px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.icon-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
}

.game-title {
    font-size: 72px;
    color: #8B4513;
    text-shadow: 4px 4px 0 #FFD700, 6px 6px 0 rgba(0, 0, 0, 0.2);
    margin-bottom: 40px;
    letter-spacing: 2px;
    text-align: center;
}

.score-display {
    background: rgba(255, 255, 255, 0.9);
    border: 4px solid #8B4513;
    border-radius: 20px;
    padding: 25px 40px;
    margin-bottom: 40px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.score-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 15px 0;
    font-size: 24px;
}

.score-label {
    color: #8B4513;
    margin-right: 20px;
}

.score-value {
    color: #FF6B35;
    font-size: 32px;
    text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.1);
}

.play-button {
    background: linear-gradient(180deg, #FF6B35 0%, #FF4500 100%);
    color: white;
    border: 5px solid #8B0000;
    border-radius: 30px;
    padding: 20px 80px;
    font-size: 48px;
    font-family: 'Luckiest Guy', cursive;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
    margin-bottom: 30px;
}

.play-button:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}

.play-button:active {
    transform: scale(0.98);
}

.github-button {
    background: linear-gradient(180deg, #6B4423 0%, #4A2F17 100%);
    color: white;
    border: 4px solid #2D1B0E;
    border-radius: 15px;
    padding: 15px 40px;
    font-size: 24px;
    font-family: 'Luckiest Guy', cursive;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.github-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.reset-button {
    background: linear-gradient(180deg, #DC143C 0%, #8B0000 100%);
    color: white;
    border: 4px solid #5C0000;
    border-radius: 15px;
    padding: 12px 30px;
    font-size: 20px;
    font-family: 'Luckiest Guy', cursive;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.reset-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.how-to-play-button {
    background: linear-gradient(180deg, #4169E1 0%, #1E3A8A 100%);
    color: white;
    border: 4px solid #0F172A;
    border-radius: 15px;
    padding: 12px 30px;
    font-size: 20px;
    font-family: 'Luckiest Guy', cursive;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.how-to-play-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

/* Gameplay Styles */
#gameplay {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(135deg, #87CEEB 0%, #98FB98 100%);
}

#musicToggleGame {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 100;
}

.stopwatch-container {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
}

.stopwatch {
    font-family: 'Courier New', monospace;
    font-size: 36px;
    color: #8B4513;
    background: rgba(255, 255, 255, 0.9);
    border: 4px solid #8B4513;
    border-radius: 10px;
    padding: 10px 25px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

#gameCanvas {
    display: block;
    width: 100%;
    height: 100vh;
    cursor: crosshair;
}

.distance-display {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.95);
    border: 5px solid #8B4513;
    border-radius: 20px;
    padding: 30px 50px;
    text-align: center;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
    z-index: 100;
}

.distance-label {
    display: block;
    font-size: 28px;
    color: #8B4513;
    margin-bottom: 10px;
}

.distance-value {
    display: block;
    font-size: 64px;
    color: #FF6B35;
    text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.1);
}

.distance-unit {
    display: block;
    font-size: 24px;
    color: #8B4513;
    margin-top: 5px;
}

.game-buttons {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 100;
}

.play-again-button {
    background: linear-gradient(180deg, #FF6B35 0%, #FF4500 100%);
    color: white;
    border: 4px solid #8B0000;
    border-radius: 20px;
    padding: 15px 40px;
    font-size: 24px;
    font-family: 'Luckiest Guy', cursive;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.play-again-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.return-button {
    background: linear-gradient(180deg, #4CAF50 0%, #388E3C 100%);
    color: white;
    border: 4px solid #2E7D32;
    border-radius: 20px;
    padding: 15px 40px;
    font-size: 24px;
    font-family: 'Luckiest Guy', cursive;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.return-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.hidden {
    display: none !important;
}

.attribution {
    position: fixed;
    bottom: 10px;
    right: 10px;
    z-index: 1000;
    font-size: 12px;
    opacity: 0.7;
}

.attribution a {
    color: #8B4513;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.8);
    padding: 5px 10px;
    border-radius: 5px;
    transition: opacity 0.2s;
}

.attribution a:hover {
    opacity: 1;
}

/* Mobile Responsive Design */
@media (max-width: 768px) {
    .game-title {
        font-size: 48px;
        margin-bottom: 30px;
    }
    
    .score-display {
        padding: 20px 30px;
        margin-bottom: 30px;
    }
    
    .score-item {
        font-size: 18px;
    }
    
    .score-value {
        font-size: 24px;
    }
    
    .play-button {
        padding: 15px 60px;
        font-size: 36px;
        margin-bottom: 20px;
    }
    
    .how-to-play-button,
    .reset-button,
    .github-button {
        padding: 10px 25px;
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .icon-button {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .stopwatch {
        font-size: 24px;
        padding: 8px 20px;
    }
    
    .distance-display {
        padding: 20px 30px;
    }
    
    .distance-label {
        font-size: 20px;
    }
    
    .distance-value {
        font-size: 48px;
    }
    
    .distance-unit {
        font-size: 18px;
    }
    
    .game-buttons {
        flex-direction: column;
        gap: 10px;
        width: 90%;
        max-width: 300px;
    }
    
    .play-again-button,
    .return-button {
        width: 100%;
        padding: 12px 20px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .game-title {
        font-size: 36px;
    }
    
    .score-display {
        padding: 15px 20px;
    }
    
    .score-item {
        font-size: 16px;
    }
    
    .play-button {
        padding: 12px 40px;
        font-size: 28px;
    }
    
    .distance-value {
        font-size: 36px;
    }
}