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

body {
    background: radial-gradient(ellipse at center, #0a0a18 0%, #000 80%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: 'Courier New', monospace;
    overflow: hidden;
    color: #fff;
}

#gameContainer {
    text-align: center;
    background: rgba(0, 0, 0, 0.5);
    padding: 12px;
    border-radius: 14px;
    box-shadow: 0 0 40px rgba(0, 255, 136, 0.35), inset 0 0 20px rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    max-width: 95vw;
}

canvas {
    border: 2px solid #00ff88;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.4);
    display: block;
    background: #050510;
    width: 900px;
    height: 600px;
    max-width: 90vw;
    max-height: 70vh;
    image-rendering: pixelated;
}

#topBar {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 6px 12px;
    font-size: 0.85em;
    color: #00ff88;
}

#topBar .title {
    font-weight: bold;
    font-size: 1.5em;
    letter-spacing: 3px;
    text-shadow: 0 0 10px #00ff88, 2px 0 0 #ff00ff;
}

#topBar .subtitle { color: #888; font-style: italic; }

#info {
    display: flex;
    justify-content: space-around;
    gap: 10px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.stat {
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid #00ff88;
    padding: 5px 12px;
    border-radius: 6px;
    font-weight: bold;
    color: #00ff88;
    font-size: 0.85em;
    min-width: 110px;
}

.stat span { color: #fff; }

.comboStat { border-color: #ffcc00; color: #ffcc00; }
.comboStat span { color: #fff; }
.comboStat.active {
    animation: comboPulse 0.4s ease-in-out infinite alternate;
    box-shadow: 0 0 20px #ffcc00;
}

@keyframes comboPulse {
    from { transform: scale(1); }
    to   { transform: scale(1.08); }
}

#scores {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 8px;
    flex-wrap: wrap;
    font-size: 0.9em;
}

.score {
    padding: 3px 10px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-left: 3px solid #555;
}

.score.snake  { border-color: #00ff44; color: #00ff44; }
.score.tetris { border-color: #00ffff; color: #00ffff; }
.score.dino   { border-color: #ff4444; color: #ff4444; }
.score.total  { border-color: #ffcc00; color: #ffcc00; font-weight: bold; }

#audioControls {
    margin-top: 8px;
    display: flex;
    justify-content: center;
    gap: 8px;
}

.audioBtn {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid #00ff88;
    color: #00ff88;
    padding: 4px 10px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.75em;
    cursor: pointer;
    transition: all 0.15s;
}

.audioBtn:hover { background: rgba(0, 255, 136, 0.3); }

#controls {
    color: #777;
    margin-top: 8px;
    font-size: 0.75em;
    line-height: 1.4;
}

#controls kbd {
    background: #00ff88;
    color: #000;
    padding: 1px 5px;
    border-radius: 3px;
    font-weight: bold;
    margin: 0 1px;
    font-size: 0.9em;
}

#footer {
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid rgba(0, 255, 136, 0.2);
    font-size: 0.75em;
    color: #666;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Courier New', monospace;
}

#footer a {
    color: #00ff88;
    text-decoration: none;
    border-bottom: 1px dotted #00ff88;
    transition: color 0.2s;
}

#footer a:hover {
    color: #ffffff;
}