html,body,#root{width:100%;height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#1a202c}.mode-toggle{position:fixed;top:20px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;z-index:100;pointer-events:none}.mode-toggle>*{pointer-events:auto}.toggle-button{padding:12px 32px;font-size:16px;font-weight:600;color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:30px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea66}.toggle-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #667eea80}.toggle-button:active:not(:disabled){transform:translateY(0)}.toggle-button:disabled{opacity:.5;cursor:not-allowed}.toggle-button.flight-mode{background:linear-gradient(135deg,#f093fb,#f5576c);box-shadow:0 4px 15px #f5576c66}.toggle-button.flight-mode:hover{box-shadow:0 6px 20px #f5576c80}.mode-indicator{background:#000000b3;color:#e2e8f0;padding:6px 16px;border-radius:20px;font-size:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.parts-count{background:#00000080;color:#a0aec0;padding:4px 12px;border-radius:12px;font-size:11px}.controls-hint{background:#000c;color:#fbbf24;padding:8px 16px;border-radius:8px;font-size:12px;font-weight:500;margin-top:4px}.score-display{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#1a1a2e;padding:8px 20px;border-radius:20px;font-size:18px;font-weight:700;box-shadow:0 4px 15px #fbbf2466}.toolbar{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:#000000d9;border-radius:16px;padding:16px 24px;display:flex;flex-direction:column;align-items:center;gap:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);z-index:100;max-height:50vh;overflow-y:auto}@media(max-width:768px){.toolbar{bottom:10px;left:10px;right:10px;transform:none;padding:10px 12px;max-height:35vh;border-radius:12px}}.toolbar-title{color:#a0aec0;font-size:12px;text-transform:uppercase;letter-spacing:1px}.toolbar-section{display:flex;flex-direction:column;gap:8px;width:100%}.section-label{color:#718096;font-size:11px;text-align:left}.vip-label{color:gold}.lock-hint{color:#718096;font-size:10px;margin-left:4px}.toolbar-items{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.toolbar-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 12px;background:#ffffff0d;border:2px solid transparent;border-radius:8px;cursor:pointer;transition:all .2s ease;color:#e2e8f0;min-width:70px}@media(max-width:768px){.toolbar-item{padding:6px 8px;min-width:60px;gap:2px}.part-preview{width:22px;height:22px}.part-name{font-size:9px}.part-count{font-size:8px;padding:1px 4px}.toolbar-title{font-size:11px}.section-label{font-size:10px}}.toolbar-item:hover:not(:disabled){background:#ffffff1a;border-color:#fff3}.toolbar-item.active{background:#ffffff26;border-color:var(--part-color);box-shadow:0 0 10px var(--part-color)}.toolbar-item:disabled{opacity:.4;cursor:not-allowed}.toolbar-item.maxed{opacity:.5;border-color:#ef4444}.toolbar-item.maxed .part-count{color:#ef4444}.vip-item{border-color:#ffd70033}.vip-item.active{border-color:gold;box-shadow:0 0 15px #ffd70080}.vip-section.locked .toolbar-items{opacity:.5}.part-preview{width:28px;height:28px;border-radius:4px;box-shadow:0 2px 4px #0000004d}.vip-preview{box-shadow:0 0 10px #ffd70080}.part-name{font-size:10px;font-weight:500;white-space:nowrap}.part-count{font-size:9px;color:#a0aec0;background:#ffffff1a;padding:2px 6px;border-radius:4px}.stat-badge{font-size:8px;color:gold;background:#ffd70033;padding:2px 6px;border-radius:4px}.toolbar-hint{color:#718096;font-size:11px;padding-top:4px;border-top:1px solid rgba(255,255,255,.1);width:100%;text-align:center}.delete-mode-btn{width:100%;padding:8px 16px;font-size:12px;font-weight:500;color:#e2e8f0;background:#ef444433;border:2px solid rgba(239,68,68,.3);border-radius:8px;cursor:pointer;transition:all .2s ease}.delete-mode-btn:hover{background:#ef44444d}.delete-mode-btn.active{background:#ef444480;border-color:#ef4444;box-shadow:0 0 10px #ef444466}@media(max-width:768px){.delete-mode-btn{padding:6px 12px;font-size:11px}}.game-over-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .3s ease}.game-over-modal{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;padding:40px 60px;text-align:center;box-shadow:0 20px 60px #00000080;border:1px solid rgba(255,255,255,.1);animation:slideUp .4s ease}.game-over-title{font-size:48px;color:#f5576c;margin:0 0 30px;text-shadow:0 0 20px rgba(245,87,108,.5)}.final-score{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.high-score{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;padding:12px 20px;background:#fbbf241a;border-radius:12px;border:1px solid rgba(251,191,36,.2)}.high-score-label{font-size:12px;color:#fbbf24;text-transform:uppercase;letter-spacing:1px}.high-score-value{font-size:28px;font-weight:600;color:#fbbf24}.new-record-badge{font-size:20px;color:#22c55e;margin-bottom:16px;padding:8px 16px;background:#22c55e26;border-radius:20px;animation:pulse 1s ease-in-out infinite}.score-label{font-size:14px;color:#a0aec0;text-transform:uppercase;letter-spacing:2px}.score-value{font-size:56px;font-weight:700;color:#fbbf24;text-shadow:0 0 30px rgba(251,191,36,.5)}.restart-button{padding:16px 48px;font-size:18px;font-weight:600;color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:30px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 20px #667eea66}.restart-button:hover{transform:translateY(-3px);box-shadow:0 8px 30px #667eea80}.restart-button:active{transform:translateY(0)}.tip{margin-top:20px;font-size:12px;color:#718096}@media(max-width:768px){.game-over-modal{padding:30px 40px;margin:20px}.game-over-title{font-size:32px;margin-bottom:20px}.score-value{font-size:40px}.restart-button{padding:14px 36px;font-size:16px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}}.vip-button{position:fixed;top:20px;right:20px;padding:10px 20px;font-size:14px;font-weight:600;color:#1a1a2e;background:linear-gradient(135deg,gold,#fa0);border:none;border-radius:20px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #ffd70066;z-index:100;animation:pulse 2s infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.vip-button:hover{transform:scale(1.1);box-shadow:0 6px 25px #ffd70099}.vip-badge{position:fixed;top:20px;right:20px;padding:8px 16px;font-size:12px;font-weight:600;color:gold;background:linear-gradient(135deg,#1a1a2e,#2d2d44);border:2px solid #ffd700;border-radius:20px;display:flex;align-items:center;gap:6px;z-index:100}.vip-icon{font-size:16px}.shop-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000c;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .3s ease}.shop-modal{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;padding:40px;max-width:400px;width:90%;text-align:center;position:relative;border:2px solid #ffd700;box-shadow:0 0 50px #ffd7004d;animation:slideUp .4s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.shop-title{font-size:28px;color:gold;margin:0 0 24px;text-shadow:0 0 20px rgba(255,215,0,.5)}.vip-benefits{text-align:left;background:#ffd7001a;border-radius:12px;padding:16px 20px;margin-bottom:20px}.vip-benefits h3{color:gold;font-size:14px;margin:0 0 12px}.vip-benefits ul{list-style:none;padding:0;margin:0}.vip-benefits li{color:#e2e8f0;font-size:14px;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.1)}.vip-benefits li:last-child{border-bottom:none}.price-tag{display:flex;flex-direction:column;align-items:center;gap:4px;margin-bottom:20px}.original-price{color:#718096;font-size:16px;text-decoration:line-through}.current-price{color:#22c55e;font-size:36px;font-weight:700}.discount{color:#f5576c;font-size:12px;background:#f5576c33;padding:4px 12px;border-radius:10px}.purchase-button{width:100%;padding:16px;font-size:18px;font-weight:700;color:#1a1a2e;background:linear-gradient(135deg,gold,#fa0);border:none;border-radius:12px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 20px #ffd70066}.purchase-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 30px #ffd70099}.purchase-button:disabled{opacity:.7;cursor:wait}.shop-note{color:#718096;font-size:11px;margin-top:16px}.close-button{position:absolute;top:12px;right:12px;width:32px;height:32px;background:#ffffff1a;border:none;border-radius:50%;color:#a0aec0;font-size:16px;cursor:pointer;transition:all .2s ease}.close-button:hover{background:#fff3;color:#fff}.account-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .3s ease}.account-modal{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;padding:40px;max-width:480px;width:90%;box-shadow:0 20px 60px #00000080;border:1px solid rgba(255,255,255,.1);animation:slideUp .4s ease;position:relative}.account-back{position:absolute;top:20px;left:20px;padding:8px 16px;font-size:14px;color:#a0aec0;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;cursor:pointer;transition:all .2s ease}.account-back:hover{background:#ffffff1a;color:#fff}.account-title{font-size:28px;color:#fff;margin:0 0 12px;text-align:center}.account-description{font-size:14px;color:#a0aec0;margin:0 0 24px;text-align:center;line-height:1.6}.account-buttons{display:flex;flex-direction:column;gap:12px}.account-button{padding:14px 24px;font-size:16px;font-weight:600;border:none;border-radius:10px;cursor:pointer;transition:all .3s ease;width:100%}.account-button.primary{color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 4px 15px #667eea66}.account-button.primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #667eea80}.account-button.secondary{color:#e2e8f0;background:#ffffff1a;border:1px solid rgba(255,255,255,.2)}.account-button.secondary:hover{background:#ffffff26}.account-button.skip{color:#a0aec0;background:transparent;border:1px solid rgba(255,255,255,.1);font-size:14px;padding:10px 20px}.account-button.skip:hover{background:#ffffff0d;color:#e2e8f0}.account-button:disabled{opacity:.6;cursor:not-allowed;transform:none!important}.account-form{display:flex;flex-direction:column;gap:16px}.account-label{display:flex;flex-direction:column;gap:8px;color:#e2e8f0;font-size:14px;font-weight:500}.optional{color:#718096;font-weight:400;font-size:12px}.account-input{padding:12px 16px;font-size:16px;background:#ffffff0d;border:2px solid rgba(255,255,255,.1);border-radius:8px;color:#fff;transition:all .2s ease}.account-input:focus{outline:none;border-color:#667eea;background:#ffffff14}.pin-input{font-size:24px;letter-spacing:8px;text-align:center;font-family:monospace}.account-hint{font-size:12px;color:#718096;margin-top:-4px}.account-error{padding:10px 14px;background:#ef444426;border:1px solid rgba(239,68,68,.3);border-radius:8px;color:#fca5a5;font-size:13px}.account-divider{text-align:center;color:#718096;font-size:12px;position:relative;margin:8px 0}.account-divider:before,.account-divider:after{content:"";position:absolute;top:50%;width:40%;height:1px;background:#ffffff1a}.account-divider:before{left:0}.account-divider:after{right:0}@media(max-width:768px){.account-modal{padding:30px 24px}.account-title{font-size:24px}.account-description{font-size:13px}.account-button{padding:12px 20px;font-size:15px}}.leaderboard-toggle{position:fixed;top:20px;left:20px;padding:10px 20px;font-size:14px;font-weight:600;color:#fff;background:linear-gradient(135deg,#f59e0b,#d97706);border:none;border-radius:10px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #f59e0b66;z-index:9999}.leaderboard-toggle:hover{transform:translateY(-2px);box-shadow:0 6px 20px #f59e0b80}.leaderboard-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1500;animation:fadeIn .3s ease}.leaderboard-modal{background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;padding:30px;max-width:600px;width:90%;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 20px 60px #00000080;border:1px solid rgba(255,255,255,.1);animation:slideUp .4s ease}.leaderboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.leaderboard-title{font-size:28px;color:#fff;margin:0}.leaderboard-close{width:36px;height:36px;font-size:20px;color:#a0aec0;background:#ffffff0d;border:none;border-radius:8px;cursor:pointer;transition:all .2s ease}.leaderboard-close:hover{background:#ffffff1a;color:#fff}.leaderboard-player-rank{padding:12px 16px;background:#667eea26;border:1px solid rgba(102,126,234,.3);border-radius:10px;color:#a5b4fc;font-size:14px;font-weight:600;text-align:center;margin-bottom:16px}.leaderboard-content{flex:1;overflow-y:auto;margin-bottom:16px}.leaderboard-loading,.leaderboard-empty{text-align:center;padding:40px 20px;color:#a0aec0;font-size:14px}.leaderboard-list{display:flex;flex-direction:column;gap:8px}.leaderboard-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#ffffff08;border:1px solid rgba(255,255,255,.05);border-radius:10px;transition:all .2s ease}.leaderboard-item:hover{background:#ffffff0d;border-color:#ffffff1a}.leaderboard-item.is-current-player{background:#667eea26;border-color:#667eea4d}.leaderboard-item.rank-1{background:linear-gradient(135deg,#ffd70026,#ffd7000d);border-color:#ffd7004d}.leaderboard-item.rank-2{background:linear-gradient(135deg,#c0c0c026,#c0c0c00d);border-color:#c0c0c04d}.leaderboard-item.rank-3{background:linear-gradient(135deg,#cd7f3226,#cd7f320d);border-color:#cd7f324d}.leaderboard-rank{font-size:20px;font-weight:700;color:#fbbf24;min-width:40px;text-align:center}.leaderboard-player{flex:1;min-width:0}.leaderboard-player-name{font-size:15px;font-weight:600;color:#e2e8f0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.leaderboard-player-id{font-size:12px;color:#718096}.leaderboard-score{font-size:16px;font-weight:700;color:#fbbf24;white-space:nowrap}.leaderboard-refresh{padding:12px 20px;font-size:14px;font-weight:600;color:#fff;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:10px;cursor:pointer;transition:all .2s ease}.leaderboard-refresh:hover{background:#ffffff26}@media(max-width:768px){.leaderboard-toggle{top:10px;left:10px;padding:8px 16px;font-size:12px}.leaderboard-modal{padding:20px}.leaderboard-title{font-size:22px}.leaderboard-item{padding:10px 12px}.leaderboard-rank{font-size:16px;min-width:32px}.leaderboard-player-name,.leaderboard-score{font-size:14px}}.tutorial-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:1800;animation:fadeIn .3s ease}.tutorial-overlay:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:#0009;pointer-events:none}.tutorial-highlight{position:fixed;pointer-events:none;z-index:1801;border:3px solid #fbbf24;border-radius:12px;background:transparent;animation:pulse 2s ease-in-out infinite;transition:all .3s ease}.tutorial-highlight:before{content:"";position:absolute;inset:-8px;border:2px solid rgba(251,191,36,.5);border-radius:16px;animation:glow 2s ease-in-out infinite;pointer-events:none}@keyframes pulse{0%,to{box-shadow:0 0 20px #fbbf2480,inset 0 0 20px #fbbf241a}50%{box-shadow:0 0 40px #fbbf24cc,inset 0 0 30px #fbbf2433}}@keyframes glow{0%,to{opacity:.5}50%{opacity:1}}.tutorial-card{position:fixed;background:linear-gradient(135deg,#1a1a2e,#16213e);border-radius:20px;padding:24px;max-width:380px;width:90%;box-shadow:0 20px 60px #000c;border:2px solid #fbbf24;z-index:1900;pointer-events:auto;animation:slideIn .4s ease}.tutorial-card,.tutorial-card.with-highlight{right:20px;top:50%;transform:translateY(-50%)}.tutorial-card.highlight-bottom{right:20px;top:100px;transform:none}.tutorial-card.highlight-top{right:20px;bottom:100px;top:auto;transform:none}.tutorial-card.highlight-center{left:20px;right:auto;top:50%;transform:translateY(-50%)}@keyframes slideIn{0%{opacity:0;transform:translateY(-50%) translate(50px)}to{opacity:1;transform:translateY(-50%) translate(0)}}.tutorial-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.tutorial-progress{font-size:12px;color:#fbbf24;font-weight:600;background:#fbbf2426;padding:4px 12px;border-radius:12px}.tutorial-skip{font-size:12px;color:#a0aec0;background:transparent;border:1px solid rgba(255,255,255,.1);padding:4px 12px;border-radius:8px;cursor:pointer;transition:all .2s ease}.tutorial-skip:hover{background:#ffffff0d;color:#e2e8f0}.tutorial-title{font-size:20px;color:#fff;margin:0 0 10px;font-weight:600}.tutorial-desc{font-size:14px;color:#cbd5e0;line-height:1.6;margin:0 0 16px}.tutorial-encouragement{padding:10px 14px;background:linear-gradient(135deg,#fbbf2426,#fbbf240d);border:1px solid rgba(251,191,36,.3);border-radius:10px;color:#fbbf24;font-size:13px;margin-bottom:16px;text-align:center}.tutorial-actions{display:flex;gap:10px;justify-content:flex-end}.tutorial-btn{padding:10px 20px;font-size:14px;font-weight:600;border:none;border-radius:10px;cursor:pointer;transition:all .3s ease}.tutorial-btn.primary{color:#fff;background:linear-gradient(135deg,#fbbf24,#f59e0b);box-shadow:0 4px 15px #fbbf2466;flex:1}.tutorial-btn.primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #fbbf2480}.tutorial-btn.secondary{color:#e2e8f0;background:#ffffff1a;border:1px solid rgba(255,255,255,.2)}.tutorial-btn.secondary:hover{background:#ffffff26}.tutorial-waiting{display:flex;align-items:center;gap:10px;color:#fbbf24;font-size:13px;padding:10px 16px;background:#fbbf241a;border-radius:10px;flex:1;justify-content:center}.tutorial-spinner{width:18px;height:18px;border:3px solid rgba(251,191,36,.3);border-top-color:#fbbf24;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.tutorial-encouragement-popup{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);font-size:32px;color:#fbbf24;background:linear-gradient(135deg,#1a1a2e,#16213e);padding:30px 50px;border-radius:20px;border:2px solid #fbbf24;box-shadow:0 20px 60px #000c;z-index:2000;animation:popIn .5s ease;pointer-events:none}@keyframes popIn{0%{transform:translate(-50%,-50%) scale(.5);opacity:0}50%{transform:translate(-50%,-50%) scale(1.1)}to{transform:translate(-50%,-50%) scale(1);opacity:1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(max-width:768px){.tutorial-card{max-width:90%;padding:20px;inset:auto auto 20px 50%!important;transform:translate(-50%)!important}.tutorial-title{font-size:18px}.tutorial-desc{font-size:13px}.tutorial-btn{padding:8px 16px;font-size:13px}.tutorial-encouragement-popup{font-size:24px;padding:20px 30px}}@media(max-width:480px){.tutorial-card{padding:16px}.tutorial-title{font-size:16px}.tutorial-desc{font-size:12px}}.app{width:100vw;height:100vh;overflow:hidden;position:relative}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background:#1a202c;overflow:hidden}