*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;background:#0a0a12;overflow:hidden;font-family:Outfit,sans-serif;color:#fff;user-select:none;-webkit-user-select:none;touch-action:none}canvas#c{display:block;position:fixed;top:0;left:0;width:100%;height:100%}.corner-btn{position:fixed;top:calc(14px + env(safe-area-inset-top));background:#ffffff14;border:none;border-radius:50%;width:44px;height:44px;cursor:pointer;color:#ffffffb3;display:flex;align-items:center;justify-content:center;transition:background .2s;z-index:20}.corner-btn:hover{background:#ffffff29}.corner-btn.left{left:calc(16px + env(safe-area-inset-left))}.corner-btn.right{right:calc(16px + env(safe-area-inset-right))}#giveup-btn{position:fixed;bottom:calc(40px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);width:56px;height:56px;border-radius:50%;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:20;transition:background .2s}#giveup-btn:hover{background:#ffffff2e}#giveup-btn .key-badge{position:absolute;top:-6px;right:-6px;min-width:20px;height:20px;padding:0 5px;border-radius:6px;background:#000000bf;border:1px solid rgba(255,255,255,.35);color:#fff;font:700 11px/20px system-ui,sans-serif;text-align:center;letter-spacing:.5px;pointer-events:none}#hud{position:fixed;top:calc(14px + env(safe-area-inset-top));left:50%;transform:translate(-50%);text-align:center;z-index:10;pointer-events:none}#hud-score{font-size:64px;font-weight:800;line-height:1;letter-spacing:-2px;text-shadow:0 0 40px rgba(120,200,255,.5);display:inline-block;transition:transform .1s}@keyframes milestone-pop{0%{transform:scale(1);color:inherit;text-shadow:none}25%{transform:scale(1.9);color:#ffe000;text-shadow:0 0 14px #ffe000,0 0 28px #ffb30080}65%{transform:scale(1.4);color:#fff;text-shadow:0 0 6px #fff}to{transform:scale(1);color:inherit;text-shadow:none}}.milestone-pop{animation:milestone-pop .55s ease-out forwards}#hud-best{font-size:14px;font-weight:300;letter-spacing:3px;color:#ffffff59;margin-top:2px;text-transform:uppercase}#combo-flash{position:fixed;bottom:15%;left:50%;transform:translate(-50%);font-size:22px;font-weight:600;letter-spacing:3px;color:#fff;pointer-events:none;opacity:0;z-index:15;text-shadow:0 0 20px currentColor;white-space:nowrap;transition:transform .1s ease-out}.screen{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;z-index:30;background:#0a0a12d9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.screen.hidden{display:none}.screen-inner{text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;padding:48px 32px;max-width:380px;width:100%}.start-inner{gap:8px}.logo-img{max-width:min(260px,72vw);height:auto}.logo{font-size:56px;font-weight:800;letter-spacing:6px;background:linear-gradient(135deg,#64e8ff,#a78bfa,#ff6eb4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:none;margin-bottom:4px}.tagline{font-size:14px;font-weight:300;letter-spacing:6px;color:#fff6}.sub-tagline{font-size:12px;font-weight:300;letter-spacing:2px;color:#ffffff4d}#start-stats{font-size:13px;font-weight:300;letter-spacing:2px;color:#ffffff59;margin-top:12px;min-height:18px}.tap-hint{font-size:14px;font-weight:600;letter-spacing:3px;color:#fff9;margin-top:16px;animation:pulse 2s ease-in-out infinite}#skin-picker{display:flex;gap:10px;justify-content:center;margin-top:16px}.skin-btn{padding:6px 14px;background:transparent;color:#ffffffb3;border:1px solid rgba(255,255,255,.25);border-radius:4px;font:inherit;font-size:12px;font-weight:600;letter-spacing:2px;cursor:pointer}.skin-btn.active{background:#ffffff1f;border-color:#ffffffe6;color:#fff}.skin-btn[disabled],.skin-btn.locked{opacity:.4;cursor:not-allowed;color:#fff6;border-color:#ffffff26}.dir-hint{font-size:11px;font-weight:400;letter-spacing:2px;color:#ffffff4d;margin-top:10px}@keyframes 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rgba(255,255,255,.1);display:flex;flex-direction:column;gap:0}.stat-row{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-bottom:1px solid rgba(255,255,255,.07)}.stat-row:last-child{border-bottom:none}.stat-label{font-weight:300;color:#fff6;letter-spacing:2px}.stat-val{font-weight:600;color:#f0e4cc}.btn-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:6px}.action-btn{background:linear-gradient(135deg,#64e8ffeb,#a78bfaeb);color:#0a0a12;border:none;border-radius:14px;padding:16px 48px;font-size:16px;font-weight:700;letter-spacing:2px;cursor:pointer;font-family:Outfit,sans-serif;transition:transform .1s,opacity .1s;box-shadow:0 0 30px #64e8ff40}.action-btn:active{transform:scale(.96);opacity:.85}.action-btn.secondary{background:transparent;border:1px solid rgba(167,139,250,.4);color:#fffc;box-shadow:none;padding:14px 32px}.retry-btn{font-size:16px;font-weight:600;letter-spacing:4px;padding:16px 56px;background:transparent;border:1px solid rgba(240,228,204,.45);color:#f0e4cc;box-shadow:none}.retry-btn:hover{background:#f0e4cc12;border-color:#f0e4cccc}.share-btn{font-size:14px;font-weight:600;letter-spacing:3px;padding:14px 40px;background:transparent;border:1px solid rgba(100,232,255,.3);color:#64e8ffcc;box-shadow:none}.share-btn:hover{background:#64e8ff12;border-color:#64e8ff99}.share-btn.copied{border-color:#34d39980;color:#34d399e6}.score-save-status{font-size:11px;font-weight:300;letter-spacing:2px;color:#ffffff59;margin-top:2px}.score-save-status.error{color:#dc503cb3}.auth-row{display:flex;align-items:center;gap:10px;margin-top:18px}.auth-username{font-size:12px;font-weight:300;letter-spacing:2px;color:#ffffff73}.auth-link{background:none;border:none;padding:0;font:inherit;font-size:12px;font-weight:300;letter-spacing:2px;color:#fff6;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.auth-link:hover{color:#ffffffbf}.auth-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:50;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}.auth-modal{position:relative;background:#13131e;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:32px 28px;width:min(360px,90vw);display:flex;flex-direction:column;gap:14px}.auth-close{position:absolute;top:12px;right:14px;background:none;border:none;color:#fff6;font-size:22px;cursor:pointer;line-height:1}.auth-close:hover{color:#fff}.auth-tabs{display:flex;gap:0;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:4px}.auth-tabs button{flex:1;background:none;border:none;border-bottom:2px solid transparent;padding:8px 0;color:#fff6;font:inherit;font-size:13px;font-weight:600;letter-spacing:2px;cursor:pointer;margin-bottom:-1px;transition:color .15s,border-color .15s}.auth-tabs button.active{color:#fff;border-bottom-color:#64e8ff}.auth-form{display:flex;flex-direction:column;gap:10px}.auth-form input{background:#ffffff0f;border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:12px 14px;color:#fff;font:inherit;font-size:14px;outline:none;transition:border-color .15s}.auth-form input:focus{border-color:#64e8ff80}.auth-form input::placeholder{color:#ffffff4d}.auth-submit-btn{width:100%;padding:13px;font-size:14px;border-radius:10px;letter-spacing:1px}.auth-error{font-size:12px;color:#ff6450e6;letter-spacing:.5px}.auth-success{font-size:13px;color:#64e8ffcc;letter-spacing:1px;text-align:center;padding:16px 0}.auth-divider{display:flex;align-items:center;gap:10px;color:#fff3;font-size:12px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:#ffffff1a}.auth-google-container{display:flex;justify-content:center}.auth-otp-input{text-align:center;font-size:28px;font-family:monospace;letter-spacing:10px;padding:14px}.auth-resend-btn{background:none;border:none;color:#64e8ff99;font:inherit;font-size:12px;letter-spacing:.5px;cursor:pointer;padding:4px 0;text-align:center;transition:color .15s}.auth-resend-btn:hover{color:#64e8ffe6}