:root{--bg-color: #000;--main-blue: #2121ff;--main-yellow: #ffff00;--pacman-yellow: #ffff00;--wall-glow: 0 0 5px #2121ff, 0 0 10px #2121ff}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:#fff;font-family:Courier New,Courier,monospace;overflow:hidden;display:flex;justify-content:center;align-items:center;height:100vh;width:100vw}#app{width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center}#game-container{position:relative;display:flex;flex-direction:column;align-items:center;max-width:100vw;max-height:100vh}#gameCanvas{border:4px solid var(--main-blue);box-shadow:var(--wall-glow);background:#000;max-width:95vw;max-height:80vh;width:auto;height:auto;aspect-ratio:28 / 31}#ui-overlay{position:absolute;top:-50px;width:100%;display:flex;justify-content:space-between;align-items:center;font-size:24px;font-weight:700;text-transform:uppercase}#restart-btn{position:absolute;top:60%;left:50%;transform:translate(-50%,-50%);padding:15px 30px;font-size:20px;font-family:Courier New,Courier,monospace;background:var(--pacman-yellow);color:#000;border:none;cursor:pointer;border-radius:5px;font-weight:700;box-shadow:0 0 10px var(--pacman-yellow);z-index:10;transition:transform .2s,background .2s}#restart-btn:hover{background:#fff;transform:translate(-50%,-50%) scale(1.1)}#pause-btn{background:var(--pacman-yellow);color:#000;border:none;font-family:Courier New,Courier,monospace;font-size:16px;font-weight:700;padding:5px 10px;border-radius:5px;cursor:pointer}#pause-btn:hover{background:#fff}.score-board{color:#fff}#lives{display:inline-flex;gap:8px}.life-icon{width:24px;height:24px;background:var(--pacman-yellow);clip-path:polygon(100% 0%,100% 35%,60% 50%,100% 65%,100% 100%,0% 100%,0% 0%);border-radius:50%}#mobile-controls{display:none;flex-direction:column;align-items:center;gap:10px;margin-top:20px;z-index:100}.dpad-row{display:flex;gap:20px}.dpad-btn{width:60px;height:60px;background-color:#fff3;border:2px solid rgba(255,255,255,.5);border-radius:50%;color:#fff;font-size:24px;display:flex;justify-content:center;align-items:center;cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.dpad-btn:active{background-color:#ffffff80}@media (max-width: 768px),(max-height: 800px){#mobile-controls{display:flex}#gameCanvas{max-height:55vh}}