*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{touch-action:manipulation;-webkit-user-select:none;user-select:none;background:#fff;justify-content:center;align-items:flex-start;height:100vh;padding-top:0;font-family:"Press Start 2P",cursive;display:flex;overflow:hidden}body.grayscale{filter:grayscale()}#game-container{z-index:1;max-width:100vw;max-height:100vh;position:relative;overflow:hidden}#game-container canvas{touch-action:none;margin:0 auto;display:block}#ui{color:#333;z-index:200;text-shadow:1px 1px 3px #ffffff80;pointer-events:none;font-size:8px;position:fixed;top:5px;left:5px}#ui>div{margin-bottom:4px}.pause-btn{color:#333;cursor:pointer;z-index:250;background:#fffc;border:2px solid #333;border-radius:8px;justify-content:center;align-items:center;width:40px;height:40px;padding:0;font-size:18px;font-weight:700;transition:all .2s;display:flex;position:fixed;top:10px;right:10px}.pause-btn:active{background:#c8c8c8e6;transform:scale(.95)}#expBarContainer{z-index:200;background:#c8c8c8cc;align-items:center;width:100%;height:10px;display:flex;position:absolute;bottom:0;left:0}#expBar{background:#ddd;width:100%;height:100%;position:absolute;overflow:hidden}#exp-bar{background:linear-gradient(90deg,#0342e9,#00d4ff);height:100%;transition:width .3s}#expText{z-index:1;text-align:center;color:#333;text-shadow:1px 1px 3px #ffffff80;pointer-events:none;width:100%;font-size:7px;position:relative}#joystickBase{z-index:150;pointer-events:none;background:#ffffff26;border:2px solid #ffffff4d;border-radius:50%;width:100px;height:100px;display:none;position:fixed}#joystickStick{z-index:151;pointer-events:none;background:#ffffff80;border:2px solid #ffffffb3;border-radius:50%;width:50px;height:50px;display:none;position:fixed}#upgrade-overlay,#relic-overlay,#pause-overlay,#gameover-overlay{z-index:300;background:#fffffff2;justify-content:center;align-items:center;width:100%;height:100%;display:none;position:fixed;top:0;left:0}.overlay-content{text-align:center;background:#fffffff2;border:2px solid #333;border-radius:8px;max-width:90%;padding:20px}.overlay-content.gameover{border-color:red}.overlay-content h1{color:#333;margin-bottom:15px;font-size:24px}.overlay-content.gameover h1{color:red}.overlay-content p{margin-bottom:15px;font-size:9px;line-height:1.8}.upgrade-container{text-align:center;max-width:100%;padding:10px}.upgrade-container h1{color:#0342e9;text-shadow:0 0 10px #0342e94d;margin-bottom:20px;font-size:20px}.upgrade-options{flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex}.upgrade-card{cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:#f5f5f5e6;border:2px solid #0342e9;border-radius:8px;width:90%;max-width:300px;padding:15px;transition:all .2s}.upgrade-card:active{border-color:#00d4ff;transform:scale(.95);box-shadow:0 5px 20px #00d4ff80}.upgrade-card h3{color:#0342e9;margin-bottom:10px;font-size:10px}.upgrade-card p{color:#333;font-size:7px;line-height:1.4}#gameOver{text-align:center;color:#333;z-index:200;background:#fffffff2;border:2px solid red;border-radius:8px;max-width:90%;padding:20px;display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}#gameOver h1{color:red;text-shadow:0 0 10px #ff00004d;margin-bottom:15px;font-size:24px;animation:1s infinite blink}#gameOver p{color:#333;margin-bottom:15px;font-size:9px;line-height:1.8}.btn{color:#fff;cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:#0342e9;border:none;border-radius:5px;margin:5px;padding:10px 20px;font-size:9px;text-decoration:none;transition:all .2s;display:inline-block;box-shadow:0 3px 15px #0342e980}.btn:active{background:#022a99;transform:scale(.95)}#weaponInfo{color:#333;z-index:100;text-shadow:1px 1px 3px #ffffff80;font-size:7px;position:fixed;bottom:80px;left:5px}@keyframes blink{0%,50%,to{opacity:1}25%,75%{opacity:.5}}