*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:#000;min-height:100vh;padding:0}body::-webkit-scrollbar{display:none}.container{margin:0 auto;background:#fffffff2;border-radius:0;padding:0;box-shadow:0 20px 20px #0000004d;z-index:1}header{margin-bottom:0}h1{color:#333;margin-bottom:10px;text-align:Left}#StartupCanvas{box-shadow:#1a1a1a 2px 5px 3px;border-radius:10px;border-width:2px;border-style:solid;border-color:gray;margin:2px;padding:10px;display:inline-block;overflow-wrap:break-word;word-wrap:normal;overflow:hidden}#StartupCanvas:after{width:0;height:0;border:none;box-shadow:none;margin:0;padding:0}.controls{display:flex;gap:15px;justify-content:center;align-items:center;z-index:10}.file-input{display:none}.file-label{padding:12px 24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-radius:8px;cursor:pointer;transition:transform .2s,box-shadow .2s;font-weight:600;z-index:10}.file-label:hover{transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}#on-exit{cursor:pointer;color:#fff;opacity:1;padding-right:10px;white-space:nowrap}#exit-button{transition:translateY .2s;opacity:.1;white-space:normal;display:inline-block;flex-direction:row;width:60px}#exit-button:hover{transform:translateY(-2px)}#Exit-Check{display:flex;padding:2px 4px;background:#80808080;color:#fff;border-radius:2px;cursor:pointer;border-width:1px;width:60px;height:26px;transition:transform .2s,box-shadow .2s,width .2s,height .2s;font-weight:600;z-index:10;position:absolute;right:0}#Exit-Check:hover{box-shadow:0 5px 15px #989aa666;width:200px;height:26px}#ru-sure{opacity:0;white-space:nowrap;display:inline-block;padding-left:10px}#Exit-Check:hover #ru-sure,#Exit-Check:hover #exit-button{opacity:1}#Exit-Check #on-exit #ru-sure #exit-button{transition:opacity .2s}.difficulty-select{padding:10px 20px;border:2px solid #667eea;border-radius:8px;font-size:14px;cursor:pointer;background:#fff;z-index:10}.info-panel{display:grid;grid-template-columns:100%;gap:10px;margin-bottom:30px;padding:12px;background:#f8f9faa6;border-radius:12px;position:fixed;z-index:10;bottom:0;left:3%;max-width:500px;transition:bottom .2s ease,background-color .2s ease}.song-info h2{color:#34449e;margin-bottom:10px;white-space:normal}.song-info p{color:#666;margin-bottom:5px}.song-info{background:none;border-style:none;border-color:#6d45a04d;border-radius:8px;box-shadow:none;padding-left:0;transition:padding-left .1s ease-in-out,background-color .2s ease}.playback-controls{border-radius:8px;display:flex;flex-direction:column;position:fixed;gap:10px;z-index:10;background-color:#c0fffd59;right:15vw;transition:bottom .2s;bottom:-100vw;padding:16px}.playback-controls.active{bottom:10vw}.playback-controls button{padding:10px 20px;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:all .2s}#playBtn{background:#28a745;color:#fff}#pauseBtn{background:#ffc107;color:#333}#stopBtn{background:#dc3545;color:#fff}.playback-controls button:hover:not(:disabled){transform:scale(1.05)}.playback-controls button:disabled{opacity:.5;cursor:not-allowed}.speed-control{display:flex;flex-direction:column;gap:5px;opacity:.6;z-index:10}.speed-control label{font-size:14px;color:#666}.speed-control input[type=range]{width:100%}.game-container{margin-bottom:0;background:#000;border-radius:0;overflow:hidden;position:relative;z-index:0}#gameCanvas{display:block;width:100%;height:600px;background:linear-gradient(to bottom,#1a1a2e,#16213e);z-index:0}.progress-bar{position:relative;height:8px;background:#333}.progress-fill{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);width:0;transition:width .1s linear}.progress-time{display:flex;justify-content:space-between;padding:10px 15px;background:#1a1a1a;color:#fff;font-size:10px}.settings-panel{overflow:hidden;border-radius:8px;transition:max-height .4s ease,opacity .4s ease;max-height:40px;opacity:.9}.settings-header{cursor:pointer;padding:6px 10px;background:linear-gradient(135deg,#667eea82,#c5a9e180);color:#fff;font-weight:600;border-radius:12px 12px 0 0;user-select:none;transition:background .3s;max-width:150px}.settings-header:hover{background:linear-gradient(135deg,#5a6de0,#6d45a0)}.settings-content{max-height:0;overflow:hidden;opacity:0;padding:0 6px;transition:max-height .4s ease,opacity .4s ease,padding .3s}.settings-panel.active{max-height:30vw;opacity:1}.settings-panel.active .settings-content{max-height:400px;opacity:1;padding:10px}.settings-panel h3{color:#333;margin-bottom:10px}.setting-item{margin-bottom:10px;z-index:10}.setting-item label{display:block;color:#666;margin-bottom:2px}.setting-item input[type=range]{width:100%}.setting-item input[type=checkbox]{margin-right:8px}.setting-buttons{display:flex;gap:10px;margin-top:15px;justify-content:space-between}.offset-buttons{display:flex;gap:8px;margin-top:8px;justify-content:center}.offset-btn{padding:6px 12px;border:none;border-radius:4px;cursor:pointer;font-weight:600;font-size:12px;transition:all .2s;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;flex:1}.offset-btn:hover{transform:translateY(-1px);box-shadow:0 3px 8px #0003}#offsetValue{font-weight:700;color:#667eea;margin-left:8px;min-width:60px;display:inline-block}.settings-btn{padding:8px 16px;border:none;border-radius:6px;cursor:pointer;font-weight:600;font-size:14px;transition:all .2s;flex:1}#saveSettingsBtn{background:linear-gradient(135deg,#28a745,#20c997);color:#fff}#clearSettingsBtn{background:linear-gradient(135deg,#dc3545,#e83e8c);color:#fff}.settings-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 10px #0003}.settings-btn:disabled{opacity:.5;cursor:not-allowed}::-webkit-scrollbar{width:4px;height:4px;background-color:#0000}#pauseOverlay{position:absolute;inset:0;background-color:#000;opacity:.3;pointer-events:none;transition:opacity .3s ease;z-index:90}#results{border-width:2px;border-style:solid;border-radius:8px;border-color:#ffc107;background-color:#5a6de0;z-index:100;padding:env(safe-area-inset-top,70px) env(safe-area-inset-right,30px) env(safe-area-inset-bottom,30px) env(safe-area-inset-left,70px);margin:2%;position:initial;inset:0;display:grid;align-items:center;justify-content:center;opacity:1;width:90%;max-width:90%;height:90%;max-height:90%;box-sizing:border-box;grid-area:auto;grid-auto-flow:row;grid-template-columns:25% 65%;grid-template-rows:65% 25%;align-content:center}.result-in{height:100%;width:100%;border-width:2px;border-color:#fff;border-style:solid}#result-Left{grid-column:1 / 2;grid-row:1 / 2;background:#6d45a0}#result-Top{grid-column:2 / 2;grid-row:1 / 2;background:#6d45a0}#result-Right{grid-column:1 / 2;grid-row:2 / 2;background:#6d45a0}#result-Bottom{grid-column:2 / 2;grid-row:2 / 2;background:#6d45a0}.test_block{background:#fff;width:100px;height:100px;display:flex;z-index:120}.test_text{font-size:120px}