:root{--bg: #05060f;--surface: rgba(255, 255, 255, .04);--surface-hover: rgba(255, 255, 255, .08);--border: rgba(255, 255, 255, .08);--border-bright: rgba(255, 255, 255, .22);--text: #f0f0f5;--text-muted: rgba(240, 240, 245, .5);--green: #39ff14;--purple: #a855f7;--yellow: #fbbf24;--orange: #f97316;--red: #ef4444;--r-sm: 10px;--r-md: 18px;--r-lg: 26px;--r-xl: 32px;--r-pill: 100px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{font-family:Plus Jakarta 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orb2{to{transform:translate(-90px,-130px)}}.screen{position:relative;z-index:1;width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:20px;overflow-y:auto}.glass-card{background:var(--surface);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:var(--r-xl);padding:36px}.glass-card--sm{padding:22px 20px;border-radius:var(--r-lg)}.glass-card--glow{border-color:#a855f738;box-shadow:0 0 48px #a855f712,inset 0 1px #ffffff0a}@media (max-width: 500px){.glass-card{padding:28px 20px}}.glitch-text{position:relative;color:#fff;font-weight:800;letter-spacing:-.03em;line-height:1;display:inline-block}.glitch-text:before,.glitch-text:after{content:attr(data-text);position:absolute;top:0;left:0;width:100%;height:100%;font-weight:inherit;letter-spacing:inherit}.glitch-text:before{color:var(--green);animation:glitch1 5s infinite;clip-path:polygon(0 0,100% 0,100% 42%,0 42%)}.glitch-text:after{color:var(--purple);animation:glitch2 5s infinite;clip-path:polygon(0 58%,100% 58%,100% 100%,0 100%)}@keyframes glitch1{0%,88%,to{transform:translate(0);opacity:0}89%{transform:translate(-3px,1px);opacity:.9}91%{transform:translate(3px,-1px);opacity:.9}93%{transform:translate(0);opacity:0}}@keyframes glitch2{0%,83%,to{transform:translate(0);opacity:0}84%{transform:translate(3px);opacity:.9}86%{transform:translate(-3px,1px);opacity:.9}88%{transform:translate(0);opacity:0}}.neon-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:var(--r-pill);font-family:Plus Jakarta Sans,sans-serif;font-size:.95rem;font-weight:700;cursor:pointer;transition:box-shadow .2s;white-space:nowrap;border:none}.neon-btn--sm{padding:9px 20px;font-size:.84rem}.neon-btn--green{background:var(--green);color:#000;box-shadow:0 0 28px #39ff1466}.neon-btn--green:hover{box-shadow:0 0 50px #39ff14a6}.neon-btn--purple{background:var(--purple);color:#fff;box-shadow:0 0 28px #a855f766}.neon-btn--purple:hover{box-shadow:0 0 50px #a855f7a6}.neon-btn--red{background:var(--red);color:#fff;box-shadow:0 0 28px #ef444466}.neon-btn--outline{background:transparent;color:var(--text);border:1px solid var(--border-bright)}.neon-btn--outline:hover{background:var(--surface-hover)}.neon-btn:disabled{opacity:.38;cursor:not-allowed}.meter-wrap{width:100%}.meter-label{font-family:JetBrains Mono,monospace;font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.12em;margin-bottom:8px}.meter-track{height:14px;background:#ffffff0f;border-radius:var(--r-pill);overflow:hidden;border:1px solid var(--border)}.meter-fill{height:100%;border-radius:var(--r-pill)}.meter-pct{font-family:JetBrains Mono,monospace;font-size:.82rem;font-weight:700;margin-top:6px}.quiz-option{width:100%;text-align:left;padding:15px 20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);color:var(--text);font-family:Plus Jakarta Sans,sans-serif;font-size:.95rem;cursor:pointer;transition:all .18s}.quiz-option:hover{background:var(--surface-hover);border-color:var(--border-bright);transform:translate(5px)}.quiz-option.selected{border-color:var(--green);background:#39ff1412;color:var(--green)}.progress-track{height:4px;background:#ffffff12;border-radius:var(--r-pill);overflow:hidden;margin-bottom:28px}.progress-fill{height:100%;background:var(--purple);border-radius:var(--r-pill);transition:width .4s ease;box-shadow:0 0 8px #a855f7b3}.reaction-arena{position:relative;width:100%;height:260px;background:#ffffff05;border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;cursor:crosshair}.brain-target{position:absolute;font-size:3.8rem;transform:translate(-50%,-50%);cursor:pointer;-webkit-user-select:none;user-select:none;filter:drop-shadow(0 0 18px rgba(57,255,20,.85));animation:targetPop .2s ease}@keyframes targetPop{0%{transform:translate(-50%,-50%) scale(.2)}to{transform:translate(-50%,-50%) scale(1)}}.distractor-emoji{position:absolute;font-size:2rem;transform:translate(-50%,-50%);pointer-events:none;opacity:.55;animation:distractorFlash .35s ease forwards}@keyframes distractorFlash{0%{opacity:0;transform:translate(-50%,-50%) scale(.5)}40%{opacity:.7;transform:translate(-50%,-50%) scale(1.1)}to{opacity:0;transform:translate(-50%,-50%) scale(.8)}}.countdown-num{font-family:JetBrains Mono,monospace;font-size:5rem;font-weight:700;color:var(--purple);text-shadow:0 0 40px rgba(168,85,247,.8)}.rt-time-chip{font-family:JetBrains Mono,monospace;font-size:.85rem;padding:4px 12px;background:#39ff141a;border:1px solid rgba(57,255,20,.3);border-radius:var(--r-pill);color:var(--green)}.rt-times-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:16px}.diag-emoji{font-size:4rem;line-height:1;margin-bottom:14px;display:block}.diag-tier-label{font-size:1.4rem;font-weight:700;letter-spacing:.02em;margin-bottom:10px;color:var(--text)}.diag-desc{color:var(--text-muted);margin-bottom:24px;line-height:1.65;font-size:.95rem}.diag-score-row{font-family:JetBrains Mono,monospace;font-size:.72rem;color:var(--text-muted);margin-top:8px;letter-spacing:.02em}.game-arena{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1;overflow:hidden;background:radial-gradient(ellipse at 50% 0%,rgba(79,70,229,.15),transparent 60%)}.game-hud{position:absolute;top:0;left:0;right:0;z-index:10;display:flex;align-items:center;gap:16px;padding:14px 20px;background:#05060fbf;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.hud-score{font-family:JetBrains Mono,monospace;font-size:1.3rem;font-weight:700;color:var(--green);min-width:70px}.hud-timer-track{flex:1;height:8px;background:#ffffff14;border-radius:var(--r-pill);overflow:hidden}.hud-timer-fill{height:100%;border-radius:var(--r-pill);transition:width 1s linear,background-color 1s}.hud-round{font-family:JetBrains Mono,monospace;font-size:.82rem;color:var(--text-muted);min-width:50px;text-align:right}.emoji-fall-wrapper{position:absolute;top:0;will-change:transform;animation:fallDown linear forwards}@keyframes fallDown{0%{transform:translateY(-90px)}to{transform:translateY(115vh)}}.emoji-item{display:block;font-size:2.6rem;cursor:pointer;-webkit-user-select:none;user-select:none;touch-action:none;padding:10px;filter:drop-shadow(0 4px 10px rgba(0,0,0,.5));transition:filter .1s}.emoji-item:active{filter:drop-shadow(0 0 16px rgba(57,255,20,.9))}.emoji-item--bad:active{filter:drop-shadow(0 0 16px rgba(239,68,68,.9))}.round-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#05060fd1;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:20;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.round-overlay-title{font-size:2rem;font-weight:800;color:var(--purple);text-shadow:0 0 30px rgba(168,85,247,.7)}.round-overlay-score{font-family:JetBrains Mono,monospace;font-size:1.1rem;color:var(--text-muted)}.score-pop{position:absolute;font-family:JetBrains Mono,monospace;font-weight:700;font-size:1.1rem;pointer-events:none;animation:scorePop .7s ease forwards}@keyframes scorePop{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-60px) scale(1.2)}}.results-title{font-size:1.7rem;font-weight:800;letter-spacing:.02em;color:var(--green);text-shadow:0 0 24px rgba(57,255,20,.35);margin-bottom:6px}.results-verdict{color:var(--text-muted);font-size:.95rem;line-height:1.6;margin-bottom:28px}.results-meters{display:flex;align-items:center;gap:16px;margin-bottom:20px}.results-meter-col{flex:1}.results-arrow{font-size:1.2rem;color:var(--text-muted);flex-shrink:0}.results-score{font-family:JetBrains Mono,monospace;font-size:.82rem;color:var(--text-muted);margin-bottom:28px}.landing-title{font-size:clamp(2.2rem,7vw,3.6rem);margin-bottom:16px}.landing-subtitle{color:var(--text-muted);line-height:1.65;margin-bottom:32px;font-size:.95rem}.landing-footer{margin-top:20px;color:var(--text-muted);line-height:1.7}.tier-chip{display:inline-block;padding:4px 14px;border-radius:var(--r-pill);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.tier-0{background:#39ff141f;color:var(--green);border:1px solid rgba(57,255,20,.35)}.tier-1{background:#fbbf241f;color:var(--yellow);border:1px solid rgba(251,191,36,.35)}.tier-2{background:#f973161f;color:var(--orange);border:1px solid rgba(249,115,22,.35)}.tier-3{background:#ef44441f;color:var(--red);border:1px solid rgba(239,68,68,.35)}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%);background:#39ff141f;border:1px solid var(--green);color:var(--green);padding:11px 24px;border-radius:var(--r-pill);font-size:.88rem;font-weight:600;z-index:1000;pointer-events:none;white-space:nowrap}.arcade-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}.arcade-card{transition:border-color .2s}.arcade-card--played{border-color:#39ff144d!important}.memory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;width:100%}.memory-card{perspective:700px;cursor:pointer;aspect-ratio:1}.memory-card-inner{position:relative;width:100%;height:100%;transition:transform .42s ease;transform-style:preserve-3d}.memory-card.is-flipped .memory-card-inner,.memory-card.is-matched .memory-card-inner{transform:rotateY(180deg)}.memory-card-front,.memory-card-back{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--r-md);backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;align-items:center;justify-content:center;font-size:2rem}.memory-card-front{background:var(--surface);border:1px solid var(--border);font-size:1.2rem;color:var(--text-muted)}.memory-card-back{transform:rotateY(180deg);background:#a855f71a;border:1px solid rgba(168,85,247,.28)}.memory-card.is-matched .memory-card-back{background:#39ff1414;border-color:#39ff1459}.simon-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;width:100%;max-width:360px;margin:0 auto}.simon-btn{height:110px;border-radius:var(--r-lg);border:2px solid transparent;cursor:pointer;transition:filter .1s,transform .1s;opacity:.45}.simon-btn.active{opacity:1;filter:brightness(1.6);transform:scale(1.05)}.simon-btn:not([disabled]):hover{opacity:.7}.simon-btn[disabled]{cursor:default}.math-question{font-family:JetBrains Mono,monospace;font-size:clamp(2rem,8vw,3rem);font-weight:700;text-align:center;color:var(--text);margin:20px 0}.math-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}.math-option{padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);font-family:JetBrains Mono,monospace;font-size:1.3rem;font-weight:700;color:var(--text);cursor:pointer;text-align:center;transition:all .15s}.math-option:hover{background:var(--surface-hover);border-color:var(--border-bright)}.math-option.correct{border-color:var(--green);background:#39ff141a;color:var(--green)}.math-option.wrong{border-color:var(--red);background:#ef44441a;color:var(--red)}.breath-arena{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;padding:32px 0}.breath-ring{width:160px;height:160px;border-radius:50%;border:3px solid rgba(168,85,247,.5);display:flex;align-items:center;justify-content:center;box-shadow:0 0 40px #a855f733;cursor:pointer;-webkit-user-select:none;user-select:none}.breath-label{font-size:1.1rem;font-weight:600;letter-spacing:.08em;color:var(--text-muted)}.breath-tap-prompt{font-size:1rem;font-weight:700;color:var(--purple);text-shadow:0 0 20px rgba(168,85,247,.8);animation:tapPulse .4s ease infinite alternate}@keyframes tapPulse{0%{opacity:.7;transform:scale(.96)}to{opacity:1;transform:scale(1.04)}}.scramble-word{font-family:JetBrains Mono,monospace;font-size:clamp(2.2rem,9vw,3.5rem);font-weight:700;letter-spacing:.2em;color:var(--purple);text-shadow:0 0 30px rgba(168,85,247,.5);text-align:center;margin:16px 0 28px}.word-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.stroop-word{font-size:clamp(2.8rem,10vw,4.5rem);font-weight:800;letter-spacing:.06em;text-align:center;margin:16px 0 32px;text-shadow:0 4px 24px rgba(0,0,0,.5)}.colour-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%;max-width:360px;margin:0 auto}.colour-chip{height:64px;border-radius:var(--r-md);border:2px solid transparent;cursor:pointer;transition:transform .12s,filter .12s;font-weight:700;font-size:.9rem;color:#000000b3;display:flex;align-items:center;justify-content:center}.colour-chip:hover{transform:scale(1.04);filter:brightness(1.15)}.colour-chip.correct{outline:3px solid var(--green);transform:scale(1.06)}.colour-chip.wrong{outline:3px solid var(--red);opacity:.6}.game-complete-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#05060fe0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:50;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;border-radius:inherit}.global-footer{position:fixed;bottom:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:10px 20px;background:#05060fd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--border);font-size:.72rem;color:var(--text-muted)}.global-footer-links{display:flex;gap:16px;align-items:center}.global-footer-links button,.global-footer-links a{background:none;border:none;color:var(--text-muted);font-size:.72rem;font-family:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px;padding:0;transition:color .15s}.global-footer-links button:hover,.global-footer-links a:hover{color:var(--text)}.screen{padding-bottom:52px}.privacy-screen{align-items:flex-start;overflow-y:auto}.privacy-container{max-width:680px;width:100%;margin:0 auto;padding:32px 20px 60px}.privacy-meta{font-size:.78rem;color:var(--text-muted);margin-bottom:28px}.privacy-section{margin-bottom:28px}.privacy-section h2{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--border)}.privacy-section p{font-size:.9rem;color:var(--text-muted);line-height:1.7;margin-bottom:10px}.privacy-section a{color:var(--purple);text-decoration:underline;text-underline-offset:3px}.privacy-section a:hover{color:var(--text)}.text-mono{font-family:JetBrains Mono,monospace}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-sm{font-size:.85rem}.text-xs{font-size:.75rem}