*{box-sizing:border-box;margin:0;padding:0}body{color:#fff;background-color:#0a0a0f;width:100vw;height:100vh;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;overflow:hidden}canvas{z-index:1;cursor:none;width:100%;height:100%;display:block;position:absolute;top:0;left:0}#ui-layer{z-index:10;pointer-events:none;text-shadow:0 0 10px #00ffff80;position:absolute;top:20px;left:20px}#title{letter-spacing:2px;color:#0ff;margin-bottom:5px;font-size:2rem}#instructions{color:#aaa;font-size:1rem}#level-overlay{z-index:20;background-color:#000c;flex-direction:column;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;position:absolute;top:0;left:0}#level-title{color:#0f0;text-shadow:0 0 20px #0f0;margin-bottom:30px;font-size:4rem}.neon-btn{color:#0ff;cursor:pointer;background-color:#0000;border:2px solid #0ff;border-radius:5px;padding:15px 40px;font-family:Segoe UI,sans-serif;font-size:1.5rem;font-weight:700;transition:all .2s;box-shadow:0 0 10px #00ffff80}.neon-btn:hover{color:#000;background-color:#0ff;box-shadow:0 0 20px #0ff}#main-menu-overlay{z-index:30;background-color:#0a0a0ff2;flex-direction:column;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;position:absolute;top:0;left:0}.menu-title{color:#0ff;text-shadow:0 0 20px #0ff;text-align:center;margin-bottom:10px;font-size:5rem;line-height:1.1}.menu-subtitle{color:#f05;text-shadow:0 0 10px #f05;margin-bottom:50px;font-size:1.5rem}.menu-controls{color:#aaa;text-align:center;margin-top:50px;font-size:1.1rem;line-height:1.8}.menu-controls b{color:#fff}.menu-buttons{flex-direction:column;gap:15px;width:300px;display:flex}.icon-btn{color:#0ff;cursor:pointer;background-color:#0000;border:2px solid #0ff;border-radius:50%;width:50px;height:50px;font-size:1.5rem;font-weight:700;transition:all .2s;position:absolute;bottom:30px;right:30px;box-shadow:0 0 10px #00ffff80}.icon-btn:hover{color:#000;background-color:#0ff;box-shadow:0 0 20px #0ff}.sub-menu-overlay{z-index:35;background-color:#0a0a0ff2;flex-direction:column;justify-content:center;align-items:center;width:100vw;height:100vh;display:flex;position:absolute;top:0;left:0}.levels-grid{grid-template-columns:repeat(5,1fr);gap:15px;margin-bottom:40px;display:grid}.level-btn{color:#0f0;cursor:pointer;background-color:#0000;border:2px solid #0f0;border-radius:5px;width:60px;height:60px;font-size:1.5rem;font-weight:700;transition:all .2s}.level-btn:hover:not(:disabled){color:#000;background-color:#0f0;box-shadow:0 0 15px #0f0}.level-btn:disabled{color:#555;cursor:not-allowed;background-color:#00000080;border-color:#555}.back-btn{margin-top:20px}#victory-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background-color:#05050af2}.victory-title{color:#ff0;text-shadow:0 0 10px #ff0,0 0 30px #fa0,0 0 50px #f50;margin-bottom:5px;font-size:5.5rem;animation:2s infinite alternate victory-glow}.victory-subtitle{color:#0fc;text-shadow:0 0 10px #0fc;margin-bottom:40px;font-size:1.6rem}.victory-stats{grid-template-columns:repeat(4,1fr);gap:20px;width:90%;max-width:800px;margin-bottom:40px;display:grid}.stat-card{text-align:center;background:#14141e99;border:2px solid #0ff;border-radius:10px;padding:20px 15px;transition:transform .3s,box-shadow .3s;box-shadow:0 0 15px #0ff3}.stat-card:hover{transform:translateY(-5px);box-shadow:0 0 25px #00ffff80}.stat-label{color:#888;text-transform:uppercase;letter-spacing:1px;margin-bottom:10px;font-size:.9rem;display:block}.stat-value{color:#fff;text-shadow:0 0 5px #fff;font-size:2rem;font-weight:700;display:block}#vic-score{color:#0ff;text-shadow:0 0 10px #0ff}#vic-time{color:#0f0;text-shadow:0 0 10px #0f0}#vic-grade{font-size:2.5rem}.grade-s{color:#ff0;text-shadow:0 0 15px #ff0}.grade-a{color:#fa0;text-shadow:0 0 15px #fa0}.grade-b{color:#0fc;text-shadow:0 0 15px #0fc}.grade-c{color:#f05;text-shadow:0 0 15px #f05}@keyframes victory-glow{0%{text-shadow:0 0 10px #ff0,0 0 20px #fa0,0 0 30px #f50}to{text-shadow:0 0 15px #ff0,0 0 35px #fa0,0 0 60px #f50,0 0 80px #ff0}}.shop-container{text-align:center;background:#14141ed9;border:1px solid #0f0;border-radius:12px;width:90%;max-width:600px;margin-bottom:20px;padding:25px;box-shadow:0 0 20px #00ff0026}.shop-title{color:#0f0;text-shadow:0 0 10px #0f0;margin-bottom:10px;font-size:2.2rem}.shop-points{color:#fff;margin-bottom:25px;font-size:1.3rem}.shop-grid{flex-direction:column;gap:15px;display:flex}.shop-item{background:#0a0a0f99;border:1px solid #333;border-radius:8px;justify-content:space-between;align-items:center;padding:12px 20px;transition:border-color .3s;display:flex}.shop-item:hover{border-color:#0f0}.shop-item-name{color:#fff;text-align:left;flex:2;font-size:1.1rem}.shop-item-level{color:#aaa;text-align:center;flex:1;font-size:1.1rem}.shop-btn{cursor:pointer;background-color:#0000;min-width:110px;font-family:inherit;font-weight:700;transition:all .2s;color:#0f0!important;border-color:#0f0!important;padding:6px 15px!important;font-size:.95rem!important;box-shadow:0 0 5px #00ff004d!important}.shop-btn:hover:not(:disabled){color:#000!important;background-color:#0f0!important;box-shadow:0 0 15px #0f0!important}.shop-btn:disabled{cursor:not-allowed;color:#555!important;box-shadow:none!important;background-color:#0000!important;border-color:#555!important}.sub-menu-overlay,#main-menu-overlay,#level-overlay,#victory-overlay,#pause-overlay{animation:.25s cubic-bezier(.1,.9,.2,1) forwards overlay-fade-in}@keyframes overlay-fade-in{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}#gameover-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background-color:#0f0505f5}.gameover-title{color:#f05;text-shadow:0 0 10px #f05,0 0 30px red,0 0 50px #a03;margin-bottom:5px;font-size:5.5rem;animation:2s infinite alternate gameover-glow}.gameover-subtitle{color:#fa0;text-shadow:0 0 10px #fa0;margin-bottom:40px;font-size:1.6rem}.gameover-stats{grid-template-columns:repeat(4,1fr);gap:20px;width:90%;max-width:800px;margin-bottom:40px;display:grid}.gameover-card{background:#1e0a0f99!important;border:2px solid #f05!important;box-shadow:0 0 15px #f053!important}.gameover-card:hover{box-shadow:0 0 25px #ff005580!important}.gameover-btn{cursor:pointer;background-color:#0000;font-family:inherit;font-weight:700;transition:all .2s;color:#f05!important;border-color:#f05!important;box-shadow:0 0 10px #ff005580!important}.gameover-btn:hover{color:#000!important;background-color:#f05!important;box-shadow:0 0 20px #f05!important}@keyframes gameover-glow{0%{text-shadow:0 0 10px #f05,0 0 20px red,0 0 30px #a03}to{text-shadow:0 0 15px #f05,0 0 35px red,0 0 60px #a03,0 0 80px #f05}}.pause-icon-btn{color:#fa0;cursor:pointer;z-index:15;background-color:#0a0a0f99;border:2px solid #fa0;border-radius:8px;justify-content:center;align-items:center;width:45px;height:45px;font-size:1.3rem;transition:all .2s;display:flex;position:absolute;top:20px;right:20px;box-shadow:0 0 10px #fa06}.pause-icon-btn:hover{color:#000;background-color:#fa0;transform:scale(1.05);box-shadow:0 0 20px #fa0}