:root{--bg-color:#f0f0f0;--text-color:#333;--secondary-text:#555;--circle-color:#06c;--circle-border-color:rgba(25,80,155,.8);--circle-glow:rgba(25,80,155,.2);--circle-gradient1:rgba(73,160,248,.9);--circle-gradient2:rgba(26,104,184,.7);--arc-highlight-color:rgba(0,128,255,.9);--number-bg:hsla(0,0%,100%,.7);--number-text:#333;--success-color:rgba(0,255,0,.3);--debug-bg:rgba(0,0,0,.7);--debug-text:#fff;--button-bg:#222;--button-text:#fff;--gradient-start:#5c9ae8;--gradient-end:#4166bd;--focus-text-color:hsla(0,0%,100%,.9);--instruction-overlay-bg:hsla(0,0%,100%,.97);--instruction-overlay-text:#333;--instruction-heading-color:#222;--pagination-dot-color:#999;--pagination-dot-active:#222}body.dark{--bg-color:#140a55;--text-color:#e0e0e0;--secondary-text:#b0b0b0;--circle-color:#1a8cff;--circle-border-color:rgba(83,168,255,.7);--circle-glow:rgba(91,173,255,.18);--circle-gradient1:rgba(116,190,255,.9);--circle-gradient2:rgba(46,115,184,.7);--arc-highlight-color:rgba(83,168,255,.95);--number-bg:rgba(40,40,40,.8);--number-text:#e0e0e0;--success-color:rgba(0,180,0,.4);--debug-bg:rgba(40,40,40,.8);--debug-text:#e0e0e0;--button-bg:#222;--button-text:#fff;--gradient-start:#3a318a;--gradient-end:#140a55;--focus-text-color:hsla(0,0%,100%,.9);--instruction-overlay-bg:rgba(10,20,40,.97);--instruction-overlay-text:#e0e0e0;--instruction-heading-color:#e0e0e0;--pagination-dot-color:#666;--pagination-dot-active:#e0e0e0}*{box-sizing:border-box}*,body,html{margin:0;padding:0}body,html{height:100%;height:100vh;overflow:hidden;position:fixed;touch-action:manipulation;transition:opacity .3s ease;-moz-user-select:none;user-select:none;-webkit-user-select:none;width:100%;width:100vw}body{align-items:center;background-color:var(--bg-color);color:var(--text-color);display:flex;font-family:Arial,sans-serif;justify-content:center}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(1turn)}}@keyframes pulsate{0%{border-width:1.5px;opacity:.85;transform:scale(.98)}50%{border-width:1px;opacity:1;transform:scale(1.01)}to{border-width:1.5px;opacity:.85;transform:scale(.98)}}@keyframes ripple{0%{border-width:1px;opacity:.5;transform:translate(-50%,-50%) scale(1)}to{border-width:.2px;opacity:0;transform:translate(-50%,-50%) scale(2.3)}}.gradient{--size:750px;--speed:50s;--easing:cubic-bezier(.8,.2,.2,.8);animation:rotate var(--speed) var(--easing) alternate infinite;background-image:linear-gradient(var(--gradient-start),var(--gradient-end));border-radius:30% 70% 70% 30%/30% 30% 70% 70%;filter:blur(calc(var(--size)/5));height:var(--size);position:absolute;width:var(--size);z-index:-1}@media (min-width:720px){.gradient{--size:500px}}.center-container{height:100%;left:0;pointer-events:none;position:absolute;top:0;width:100%}#central-circle,.center-container{align-items:center;display:flex;justify-content:center}#central-circle{animation:pulsate 4s ease-in-out infinite;background-color:transparent;border:1.5px solid var(--circle-border-color);border-radius:50%;box-shadow:0 0 12px var(--circle-glow);height:100px;margin:0;overflow:visible;padding:0;position:relative;transition:all .3s ease;width:100px;z-index:10}#central-circle .rippleEl,#central-circle:after,#central-circle:before{border:1px solid var(--circle-border-color);border-radius:50%;content:"";height:100%;left:50%;opacity:0;position:absolute;top:50%;transform:translate(-50%,-50%) scale(1);width:100%;z-index:-1}#central-circle:before{animation:ripple 8s ease-out infinite;filter:blur(.2px)}#central-circle:after{animation:ripple 8s ease-out 2.6s infinite;filter:blur(.3px)}#central-circle .rippleEl{animation:ripple 8s ease-out 5.3s infinite;filter:blur(.3px)}#tilt-direction-arc{border:4px solid transparent;border-radius:50%;border-top:4px solid var(--arc-highlight-color);box-shadow:0 0 8px var(--arc-highlight-color);clip-path:polygon(50% 50%,30.87% 3.81%,37.06% 1.7%,43.47% .43%,50% 0,56.53% .43%,62.94% 1.7%,69.13% 3.81%);height:100px;opacity:0;position:absolute;transform:rotate(0);transform-origin:center;transition:opacity .2s ease;width:100px}.number{background-color:var(--number-bg);color:var(--number-text);filter:blur(4px);font-size:30px;font-weight:700;height:50px;transition:transform .5s ease-in-out,top .5s ease-in-out,left .5s ease-in-out,background-color .3s ease,color .3s ease,filter .3s ease,opacity 1s ease-out;width:50px;z-index:5}.emoji-tap-zone,.number{align-items:center;border-radius:50%;display:flex;justify-content:center;position:absolute}.emoji-tap-zone{pointer-events:auto;z-index:9}.ripple{background:transparent;border:none;border-radius:50%;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%) scale(1);transition:transform .3s ease-out,opacity .3s ease-out;z-index:5}.ripple:after,.ripple:before{animation:rippleExpand 2s linear infinite;border:2px solid rgba(0,102,204,.4);border-radius:50%;bottom:0;content:"";left:0;position:absolute;right:0;top:0;transform:scale(0);transform-origin:center}.ripple:after{animation-delay:.5s}.ripple.hit{background-color:var(--success-color);opacity:.1;transform:translate(-50%,-50%) scale(.2)!important}.ripple.hit:after,.ripple.hit:before{border-color:var(--success-color)}@keyframes rippleExpand{0%{opacity:.8;transform:scale(.3)}to{opacity:0;transform:scale(1)}}body.dark .ripple:after,body.dark .ripple:before{border-color:#fff3}#debug-toggle{align-items:center;background-color:#333;border-radius:50%;color:#fff;cursor:pointer;display:flex;font-weight:700;height:30px;justify-content:center;top:20px;width:30px}#debug-panel,#debug-toggle{left:10px;position:absolute;z-index:25}#debug-panel{background-color:var(--debug-bg);border-radius:5px;color:var(--debug-text);display:none;font-size:12px;max-width:200px;padding:10px;top:60px;transition:background-color .3s ease,color .3s ease}#theme-toggle{align-items:center;background-color:#333;border-radius:50%;color:#fff;cursor:pointer;display:flex;font-size:20px;height:40px;justify-content:center;position:absolute;right:10px;top:20px;width:40px;z-index:25}#focus-message{color:var(--focus-text-color);font-size:14px;font-weight:700;left:50%;opacity:0;pointer-events:none;position:absolute;text-align:center;text-shadow:0 0 5px rgba(0,0,0,.5);top:50%;transform:translate(-50%,-50%);transition:opacity 2s ease-in-out;z-index:15}#focus-message.visible{opacity:1}.overlay-content{align-items:center;background-color:var(--instruction-overlay-bg);border-radius:12px;box-shadow:0 8px 25px #0000004d;color:var(--instruction-overlay-text);display:flex;flex-direction:column;max-height:90vh;max-width:800px;min-width:320px;overflow-y:auto;padding:30px;pointer-events:auto;text-align:center;width:60%}.overlay-content h2{color:var(--instruction-heading-color);font-size:1.8rem;margin-bottom:20px}.overlay-content p{font-size:1.1rem;line-height:1.5}.email-fullscreen{align-items:center;animation:fadeIn .5s ease forwards;background:linear-gradient(var(--gradient-start),var(--gradient-end));display:flex;height:100%;justify-content:center;left:0;opacity:0;position:fixed;top:0;width:100%;z-index:1000}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.email-content{align-items:center;background-color:var(--instruction-overlay-bg);border-radius:16px;box-shadow:0 10px 30px #0003;color:var(--instruction-overlay-text);display:flex;flex-direction:column;max-width:450px;padding:35px;text-align:center;width:90%}.email-content h2{color:var(--instruction-heading-color);font-size:1.8rem;font-weight:700;margin-bottom:20px}.email-content p{color:var(--secondary-text);font-size:1.1rem;line-height:1.6;margin-bottom:25px}.email-content form{display:flex;flex-direction:column;width:100%}.email-input{background-color:var(--bg-color);border:1px solid rgba(0,0,0,.15);border-radius:12px;color:var(--text-color);font-size:1.1rem;margin-bottom:20px;padding:15px 20px;transition:border-color .2s ease,box-shadow .2s ease;width:100%}.email-input:focus{border-color:#22c55e;box-shadow:0 0 0 2px #22c55e33;outline:none}.submit-button{background:linear-gradient(135deg,#fff,#f5f5f5);border:none;border-radius:10px;box-shadow:0 4px 15px #0003;color:#000;cursor:pointer;font-size:1.1rem;font-weight:600;padding:15px 30px;transition:all .3s ease}.submit-button:hover{background:linear-gradient(135deg,#efdddd,#efdddd);box-shadow:0 6px 20px #0000004d;transform:translateY(-2px)}.submit-button:active{box-shadow:0 4px 10px #0003;transform:translateY(-1px)}.privacy-text{color:var(--secondary-text);font-size:.8rem!important;line-height:1.4!important;margin-top:15px;text-align:center}.success-icon{animation:checkmark .5s ease-in-out;color:#4caf50;font-size:60px;margin:20px 0}@keyframes checkmark{0%{opacity:0;transform:scale(0)}50%{transform:scale(1.2)}to{opacity:1;transform:scale(1)}}.fullscreen-overlay .email-content{background-color:#fff0;border-radius:0;box-shadow:none;max-width:100%;padding:0}.fullscreen-overlay .email-content,.game-instructions{align-items:center;display:flex;flex-direction:column;text-align:center;width:100%}.game-instructions{box-sizing:border-box;height:100%;justify-content:space-between;pointer-events:none;position:absolute;z-index:1000}.instruction-text{background-color:#ffffffd9;border-radius:12px;box-shadow:0 3px 15px #00000026;color:var(--text-color);font-size:14px;line-height:1.5;margin:0 auto;max-width:80%;padding:16px 20px;pointer-events:auto;position:relative;top:50%;transform:translateY(-50%);transition:all .3s ease}body.dark .instruction-text{background-color:#1e1e32d9;box-shadow:0 3px 15px #00000040}.instruction-button{background-color:var(--button-bg);border:none;border-radius:30px;bottom:20%;box-shadow:0 4px 10px #0003;color:var(--button-text);cursor:pointer;font-size:16px;font-weight:600;left:50%;padding:12px 40px;pointer-events:auto;position:absolute;transform:translate(-50%)}.fullscreen-overlay{align-items:center;background:linear-gradient(var(--gradient-start),var(--gradient-end));display:flex;height:100%;justify-content:center;left:0;position:fixed;top:0;width:100%;z-index:1000}.qr-container{background-color:#fff;border-radius:8px;box-shadow:0 4px 10px #0000001a;margin:15px 0;padding:15px}#qr-code{height:200px;max-width:100%;width:200px}#time-progress-container{height:10px;left:0;opacity:0;position:fixed;top:0;width:100%;z-index:1000}#time-progress-bar{background:linear-gradient(90deg,#49a0f880,#1a68b880);border-radius:0 4px 4px 0;box-shadow:0 1px 2px #0000001a;height:100%;transition:width .3s linear;width:100%}body.dark #time-progress-bar{background:linear-gradient(90deg,#74beff80,#2e73b880)}.welcome-fullscreen-overlay{background:linear-gradient(var(--gradient-start),var(--gradient-end));display:flex;height:100%;justify-content:center;left:0;overflow-y:auto;position:fixed;top:0;width:100%;z-index:30}.welcome-overlay-content{align-items:center;background-color:transparent;color:#fff;display:flex;flex-direction:column;max-width:700px;overflow-y:auto;padding:30px 20px;pointer-events:auto;text-align:center;width:100%}.welcome-header{margin-bottom:40px;padding-top:20px;position:relative}.welcome-title{color:#fff;font-size:2.5rem;font-weight:700;letter-spacing:-.5px;margin-bottom:10px;position:relative;text-shadow:0 2px 10px rgba(0,0,0,.3)}.beta-label{background:linear-gradient(135deg,#ea7c14,#eb46d2);border-radius:10px;box-shadow:0 2px 5px #0003;color:#fff;font-size:.7rem;font-weight:600;letter-spacing:.5px;padding:3px 8px;position:absolute;right:-50px;text-shadow:none;text-transform:uppercase;top:0;transform:rotate(0)}.welcome-tagline{color:#ffffffe6;font-size:1.2rem!important;font-style:italic;text-shadow:0 1px 5px rgba(0,0,0,.2)}.benefits-container{display:flex;flex-direction:column;gap:20px;margin:0 auto;max-width:600px;width:100%}.benefit-item{align-items:flex-start;background-color:#00000040;border-radius:12px;box-shadow:0 4px 15px #0003;display:flex;gap:15px;padding:18px;text-align:left;transition:transform .2s ease,box-shadow .2s ease}.benefit-item:hover{box-shadow:0 6px 20px #0000004d;transform:translateY(-2px)}.benefit-checkmark{color:#4ade80;flex-shrink:0;font-size:22px;margin-top:2px}.benefit-content{flex:1}.benefit-title{color:#fff;font-size:1.1rem;font-weight:600;margin-bottom:6px}.benefit-description{color:#ffffffd9;font-size:.95rem!important;line-height:1.5!important}.button-here{display:flex;justify-content:center;margin:30px 0 20px;width:100%}.welcome-next-button{background:linear-gradient(135deg,#fff,#f5f5f5);border:none;border-radius:30px;bottom:auto;box-shadow:0 4px 15px #0000001a;color:#333;cursor:pointer;font-size:1.1rem;font-weight:600;left:auto;padding:14px 50px;position:relative;transform:none;transition:all .3s ease}.welcome-next-button:hover{background:linear-gradient(135deg,#efdddd,#efdddd);box-shadow:0 6px 20px #00000026;transform:translateY(2px)}.welcome-next-button:active{box-shadow:0 2px 10px #0000001a;transform:translateY(1px)}.studies-container{margin-top:20px;max-width:600px;text-align:center;width:100%}.studies-label{color:#ffffffb3;font-size:.9rem!important;font-weight:600;margin-bottom:5px}.studies-list{border-radius:8px;display:flex;flex-direction:column;font-size:.8rem!important;gap:8px;line-height:140%!important;padding:6px}a.study-link{color:#ffffffb3;padding:5px;text-decoration:none}a.study-link:hover{color:#fff;text-decoration:underline}@media (max-width:768px){.welcome-title{font-size:2rem}.beta-label{font-size:.6rem;padding:2px 6px;right:-30px}.welcome-tagline{font-size:1.1rem!important}.benefit-item{padding:15px}.benefit-title{font-size:1.1rem}.welcome-overlay-content{padding:20px 15px}}@media (max-width:480px){.welcome-title{font-size:1.8rem}.welcome-header{margin-bottom:25px}.benefit-checkmark{font-size:20px}.benefit-description{font-size:.9rem!important}.welcome-next-button{font-size:1rem;padding:12px 40px}}