@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap');

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

body {
    font-family: 'Press Start 2P', 'Noto Sans SC', sans-serif;
    background: #1a1a1a;
    background-image: 
        radial-gradient(circle at 25% 25%, #2d2d2d 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, #2d2d2d 2px, transparent 2px);
    background-size: 20px 20px;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #00ff00;
}

.game-container {
    background: #000000;
    border: 4px solid #00ff00;
    border-radius: 0;
    box-shadow: 
        0 0 20px #00ff00,
        inset 0 0 20px rgba(0, 255, 0, 0.1);
    padding: 30px;
    max-width: 900px;
    width: 100%;
    position: relative;
}

.game-header {
    text-align: center;
    margin-bottom: 30px;
}

.game-header h1 {
    font-size: 2em;
    color: #00ff00;
    margin-bottom: 20px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 
            0 0 10px #00ff00,
            0 0 20px #00ff00,
            0 0 30px #00ff00;
    }
    to {
        text-shadow: 
            0 0 5px #00ff00,
            0 0 10px #00ff00,
            0 0 15px #00ff00;
    }
}

.game-info {
    display: flex;
    justify-content: space-around;
    background: #000000;
    border: 2px solid #00ff00;
    padding: 15px;
    border-radius: 0;
    color: #00ff00;
    font-weight: normal;
    font-size: 0.8em;
    box-shadow: inset 0 0 10px rgba(0, 255, 0, 0.2);
}

.game-info span {
    padding: 5px 15px;
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid #00ff00;
    border-radius: 0;
    text-shadow: 0 0 5px #00ff00;
}

.game-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

#gameCanvas {
    border: 3px solid #00ff00;
    border-radius: 0;
    background: #000000;
    box-shadow: 
        0 0 20px #00ff00,
        inset 0 0 20px rgba(0, 255, 0, 0.1);
}

.controls {
    text-align: center;
    background: #000000;
    padding: 20px;
    border-radius: 0;
    border: 2px solid #00ff00;
    box-shadow: inset 0 0 10px rgba(0, 255, 0, 0.2);
}

.controls p {
    margin-bottom: 15px;
    color: #00ff00;
    font-weight: normal;
    font-size: 0.7em;
    text-shadow: 0 0 5px #00ff00;
}

button {
    background: #000000;
    color: #00ff00;
    border: 2px solid #00ff00;
    padding: 12px 25px;
    margin: 0 10px;
    border-radius: 0;
    font-size: 0.7em;
    font-family: 'Press Start 2P', monospace;
    font-weight: normal;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 
        0 0 10px #00ff00,
        inset 0 0 10px rgba(0, 255, 0, 0.1);
    text-shadow: 0 0 5px #00ff00;
}

button:hover {
    background: rgba(0, 255, 0, 0.1);
    box-shadow: 
        0 0 20px #00ff00,
        inset 0 0 20px rgba(0, 255, 0, 0.2);
    text-shadow: 0 0 10px #00ff00;
}

button:active {
    background: rgba(0, 255, 0, 0.2);
}

.game-over {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.game-over-content {
    background: #000000;
    border: 4px solid #00ff00;
    padding: 40px;
    border-radius: 0;
    text-align: center;
    box-shadow: 
        0 0 30px #00ff00,
        inset 0 0 20px rgba(0, 255, 0, 0.1);
    max-width: 400px;
    width: 90%;
}

.game-over-content h2 {
    color: #ff0000;
    margin-bottom: 20px;
    font-size: 1.2em;
    text-shadow: 
        0 0 10px #ff0000,
        0 0 20px #ff0000;
    animation: redGlow 1s ease-in-out infinite alternate;
}

@keyframes redGlow {
    from {
        text-shadow: 
            0 0 10px #ff0000,
            0 0 20px #ff0000;
    }
    to {
        text-shadow: 
            0 0 5px #ff0000,
            0 0 10px #ff0000;
    }
}

.game-over-content p {
    margin-bottom: 30px;
    font-size: 0.6em;
    color: #00ff00;
    text-shadow: 0 0 5px #00ff00;
    line-height: 1.5;
}

#playAgainBtn {
    background: #000000;
    border: 2px solid #00ff00;
    color: #00ff00;
    font-size: 0.7em;
    padding: 15px 30px;
}

@media (max-width: 768px) {
    .game-container {
        padding: 20px;
        margin: 20px;
    }
    
    .game-header h1 {
        font-size: 2em;
    }
    
    .game-info {
        flex-direction: column;
        gap: 10px;
    }
    
    #gameCanvas {
        width: 100%;
        max-width: 400px;
        height: auto;
    }
}