@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700;900&display=block";:root{--bg: #fffdf5;--surface: #ffffff;--surface-2: #c4b5fd;--secondary: #ffd93d;--muted: #c4b5fd;--text: #000000;--text-dim: #000000;--border: #000000;--accent: #ff6b6b;--accent-contrast: #000000;--correct: #16a34a;--correct-ink: #117a37;--incorrect: #ef4444;--incorrect-ink: #c81e1e;--stimulus: #000000;--radius: 0px;--radius-pill: 999px;--hit-target: 56px;--font: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;--font-size: 18px;--stimulus-size: clamp(48px, 12vw, 120px);--bd: 4px solid var(--border);--bd-thin: 2px solid var(--border);--sh-sm: 4px 4px 0 0 #000;--sh: 8px 8px 0 0 #000;--sh-lg: 12px 12px 0 0 #000;--t-fast: .1s;--t: .2s}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:var(--font-size);font-weight:700;background-image:radial-gradient(#000 1.2px,transparent 1.2px);background-size:22px 22px}h1,h2,h3{font-weight:900;letter-spacing:-.02em;line-height:1.05}:focus-visible{outline:3px solid #000;outline-offset:2px}.app{min-height:100%;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px 16px;padding:12px 20px;background:var(--secondary);border-bottom:4px solid var(--border)}.header-left,.header-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.now-playing{font-weight:900;text-transform:uppercase;letter-spacing:.02em;font-size:16px}.exit-btn{display:inline-block;background:var(--surface);color:var(--text);text-decoration:none;font-weight:800;text-transform:uppercase;letter-spacing:.04em;font-size:14px;padding:8px 12px;border:var(--bd);box-shadow:var(--sh-sm);transition:transform var(--t-fast),box-shadow var(--t-fast)}.exit-btn:active{transform:translate(3px,3px);box-shadow:none}.streak-chip{display:inline-flex;align-items:center;gap:6px;background:var(--surface);color:var(--text);text-decoration:none;padding:6px 12px;border:var(--bd);box-shadow:var(--sh-sm)}.streak-chip-num{font-weight:900;font-size:18px}.header-link{display:inline-block;background:var(--surface);color:var(--text);text-decoration:none;font-weight:800;text-transform:uppercase;letter-spacing:.02em;font-size:13px;padding:8px 12px;border:var(--bd);box-shadow:var(--sh-sm);transition:transform var(--t-fast),box-shadow var(--t-fast)}.header-link:active{transform:translate(3px,3px);box-shadow:none}.header-link.kofi{background:var(--accent)}.brand{display:inline-block;background:var(--surface);color:var(--text);text-decoration:none;font-weight:900;text-transform:uppercase;letter-spacing:.04em;padding:6px 12px;border:var(--bd);box-shadow:var(--sh-sm)}.app-main{flex:1;display:flex;flex-direction:column;padding:24px}.menu-domain{margin:0 0 8px;color:var(--text);text-transform:uppercase;font-size:13px;font-weight:800;letter-spacing:.16em}.menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-bottom:28px}.game-card{display:block;text-align:left;background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:18px;color:var(--text);text-decoration:none;cursor:pointer;box-shadow:var(--sh);transition:transform var(--t),box-shadow var(--t)}.game-card:hover{transform:translate(-2px,-4px);box-shadow:var(--sh-lg)}.game-card h3{margin:0 0 6px;text-transform:uppercase}.game-card .desc{color:var(--text);font-size:15px}.game-card .meta{margin-top:10px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.menu-section{margin:28px 0 12px;font-size:15px;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.pilot-section{margin-top:12px;padding-top:20px;border-top:var(--bd)}.pilot-note{margin:0 0 16px;max-width:60ch;font-size:14px;font-weight:600}.pilot-badge{display:inline-block;margin-left:8px;padding:2px 8px;border:3px solid var(--border);background:var(--accent);color:var(--accent-contrast);font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;vertical-align:middle}.evidence-star{color:var(--accent);font-weight:900;margin-left:2px}.evidence-note{margin-top:10px;font-size:12px;font-style:italic;line-height:1.35}.instructions-note{margin:8px 0 0;font-size:13px;font-style:italic}.today-panel{background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:20px 22px;margin-bottom:8px;box-shadow:var(--sh-lg)}.today-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.today-title{margin:0;font-size:22px;text-transform:uppercase}.streak{display:inline-flex;align-items:baseline;gap:6px;background:var(--secondary);border:var(--bd);border-radius:var(--radius);padding:6px 14px;box-shadow:var(--sh-sm)}.streak-flame{font-size:20px}.streak-num{font-size:24px;font-weight:900;color:var(--text)}.streak-label{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--text)}.today-sub{color:var(--text);font-size:15px;line-height:1.5;margin:10px 0 16px}.today-done{color:var(--correct-ink);font-weight:800}.checkup-list{list-style:none;margin:0 0 16px;padding:0;display:flex;flex-direction:column;gap:8px}.checkup-item{border:var(--bd);border-radius:var(--radius);background:var(--surface)}.checkup-item.done{background:var(--secondary)}.checkup-link{display:flex;align-items:center;gap:14px;padding:12px 16px;text-decoration:none;color:var(--text);min-height:var(--hit-target)}.checkup-link:hover{background:var(--muted)}.checkup-item.done .checkup-link:hover{background:var(--secondary)}.checkup-check{font-size:22px;font-weight:900;color:var(--text);width:24px;text-align:center}.checkup-item.done .checkup-check{color:var(--correct-ink)}.checkup-name{display:flex;flex-direction:column;flex:1}.checkup-game{font-weight:800;text-transform:uppercase;letter-spacing:.02em}.checkup-domain{font-size:13px;font-weight:700;color:var(--text);text-transform:uppercase;letter-spacing:.06em}.checkup-flag{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--text);white-space:nowrap}.checkup-cta{font-size:14px;font-weight:900;text-transform:uppercase;color:var(--text)}.challenge-card{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--muted);border:var(--bd);border-radius:var(--radius);padding:14px 18px;box-shadow:var(--sh-sm)}.challenge-card.met{background:var(--secondary)}.challenge-info{display:flex;flex-direction:column;gap:2px}.challenge-eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--text)}.challenge-goal{font-weight:800}.challenge-badge{font-weight:900;text-transform:uppercase;color:var(--accent-contrast);background:var(--correct);border:var(--bd);border-radius:var(--radius);padding:8px 14px;white-space:nowrap;box-shadow:var(--sh-sm)}.result-badge{margin:4px 0 12px;padding:12px 16px;border-radius:var(--radius);font-weight:900;text-transform:uppercase;letter-spacing:.02em;color:var(--text);border:var(--bd);box-shadow:var(--sh-sm)}.result-badge.streak{background:var(--secondary)}.result-badge.challenge{background:var(--correct)}.runner{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;background:var(--bg)}.trial{display:flex;flex-direction:column;align-items:center;gap:32px}.stimulus{font-size:var(--stimulus-size);font-weight:900;color:var(--stimulus);line-height:1}.flanker-row{display:flex;gap:8px;font-size:var(--stimulus-size);font-weight:900}.fixation{color:var(--text);font-weight:900}.nback{gap:28px}.trial-prompt{margin:0;font-size:17px;font-weight:700;text-align:center}.nback-prompt strong{text-transform:uppercase;letter-spacing:.02em}.nback-grid{display:grid;grid-template-columns:repeat(3,92px);grid-template-rows:repeat(3,92px);gap:10px}.nback-cell{background:var(--surface);border:var(--bd);border-radius:var(--radius)}.nback-cell.on{background:var(--accent)}.nback-btn{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:160px;min-height:var(--hit-target);padding:12px 22px;font-size:18px;font-weight:800;text-transform:uppercase;color:var(--text);background:var(--muted);border:var(--bd);border-radius:var(--radius);cursor:pointer;box-shadow:var(--sh-sm);transition:transform var(--t-fast),box-shadow var(--t-fast)}.nback-btn:active{transform:translate(4px,4px);box-shadow:none}.nback-btn.on{background:var(--accent);color:var(--accent-contrast)}.nback-key{font-size:13px;font-weight:800;border:var(--bd-thin);border-radius:var(--radius);padding:1px 8px}.gonogo-signal{width:var(--stimulus-size);height:var(--stimulus-size);border:var(--bd)}.gonogo-signal.go{border-radius:50%;background:var(--correct)}.gonogo-signal.nogo{border-radius:0;background:var(--incorrect)}.stroop-word{font-size:var(--stimulus-size);font-weight:900;letter-spacing:.04em;line-height:1}.stroop-btn{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:var(--hit-target);min-height:var(--hit-target);padding:12px 18px;font-size:17px;font-weight:800;text-transform:uppercase;color:var(--text);background:var(--muted);border:var(--bd);border-radius:var(--radius);cursor:pointer;box-shadow:var(--sh-sm);transition:transform var(--t-fast),box-shadow var(--t-fast)}.stroop-btn:active{transform:translate(4px,4px);box-shadow:none}.stroop-swatch{width:32px;height:32px;border-radius:var(--radius);border:var(--bd)}.span-prompt{color:var(--text);font-size:17px;font-weight:700;margin:0}.span-grid{display:grid;grid-template-columns:repeat(3,92px);grid-template-rows:repeat(3,92px);gap:12px}.span-cell{background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:0}.span-cell.on{background:var(--accent)}.span-cell.tappable{cursor:pointer}.span-cell.tappable:hover,.span-cell.tappable:active{background:var(--muted)}.reasoning-series{font-size:clamp(32px,7vw,64px);font-weight:900;letter-spacing:.02em;color:var(--stimulus);font-variant-numeric:tabular-nums}.reasoning-blank{background:var(--secondary);color:var(--text);padding:0 .2em;border:var(--bd-thin)}.cell-grid{display:grid;grid-template-columns:repeat(3,92px);grid-template-rows:repeat(3,92px);gap:12px}.cell{display:flex;align-items:center;justify-content:center;font-size:44px;line-height:1;color:var(--stimulus);background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:0}.cell.tappable{cursor:pointer}.cell.tappable:hover,.cell.tappable:active{background:var(--muted)}.divided-pair{display:flex;gap:48px;font-size:var(--stimulus-size);font-weight:900;line-height:1}.divided-shape{display:inline-flex;align-items:center;justify-content:center;width:var(--stimulus-size);height:var(--stimulus-size);line-height:1}.mask{width:var(--stimulus-size);height:var(--stimulus-size);border:var(--bd);border-radius:var(--radius);background-image:repeating-conic-gradient(var(--text) 0% 25%,var(--bg) 0% 50%);background-size:16px 16px}.countdown{font-size:var(--stimulus-size);font-weight:900;color:var(--text)}.response-buttons{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}.response-buttons button{min-width:var(--hit-target);min-height:var(--hit-target);padding:0 22px;font-size:28px;font-weight:800;color:var(--text);background:var(--surface);border:var(--bd);border-radius:var(--radius);cursor:pointer;box-shadow:var(--sh-sm);transition:transform var(--t-fast),box-shadow var(--t-fast)}.response-buttons button:active:not(:disabled){transform:translate(4px,4px);box-shadow:none}.response-buttons button:disabled{opacity:.5;cursor:default}.feedback-flash{font-size:64px;font-weight:900}.feedback-flash.correct{color:var(--correct-ink)}.feedback-flash.incorrect{color:var(--incorrect-ink)}.instructions{max-width:560px;width:100%;background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:28px 32px;box-shadow:var(--sh-lg)}.instructions h2{margin:0 0 12px;text-transform:uppercase}.instructions-summary{font-size:19px;line-height:1.5;margin:0 0 16px}.instructions-steps{margin:0 0 16px;padding-left:22px;line-height:1.7}.instructions-controls{color:var(--text);font-size:15px;font-weight:700;margin:0 0 8px}.results{max-width:720px;width:100%;margin:0 auto}.stat-row{display:flex;gap:24px;flex-wrap:wrap;margin:16px 0}.stat{background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:14px 18px;min-width:120px;box-shadow:var(--sh-sm)}.stat .label{color:var(--text);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.stat .value{font-size:26px;font-weight:900}.progress-panel{background:var(--surface);border:var(--bd);border-radius:var(--radius);padding:16px 18px;margin:16px 0;box-shadow:var(--sh-sm)}.progress-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px 16px;margin-bottom:8px}.progress-caption{margin:0;color:var(--text);font-size:14px;font-weight:700}.delta{font-weight:800;font-size:15px;white-space:nowrap}.delta-up{color:var(--correct-ink)}.delta-down{color:var(--incorrect-ink)}.delta-flat{color:var(--text)}.delta-suffix{color:var(--text);font-weight:700}.trend-chart{display:block;width:100%;height:180px}.trend-label{fill:var(--text);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}table.history{width:100%;border-collapse:collapse;margin-top:16px}table.history th,table.history td{border-bottom:var(--bd-thin);padding:8px 10px;text-align:right;font-variant-numeric:tabular-nums}table.history th{text-transform:uppercase;font-size:13px;letter-spacing:.06em}table.history th:first-child,table.history td:first-child{text-align:left}.btn{display:inline-block;margin-top:18px;padding:12px 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var(--border)}.data-export-note{margin:8px 0 0;color:var(--text);font-size:14px;font-weight:700}.references{max-width:880px;width:100%;margin:0 auto}.ref-title{margin:0 0 12px;text-transform:uppercase;font-size:clamp(32px,6vw,56px);line-height:.95}.ref-lede{font-size:18px;line-height:1.55;margin:0 0 18px}.ref-claims{background:var(--muted);border:var(--bd);box-shadow:var(--sh-sm);padding:14px 18px;font-size:15px;line-height:1.55;margin-bottom:28px}.ref-h2{text-transform:uppercase;font-size:22px;margin:28px 0 12px;border-bottom:var(--bd);padding-bottom:6px}.ref-domains{list-style:none;margin:0 0 8px;padding:0;display:flex;flex-direction:column;gap:8px}.ref-domains li{border:var(--bd);background:var(--surface);box-shadow:var(--sh-sm);padding:10px 14px}.ref-domain-name{display:block;font-weight:900;text-transform:uppercase;letter-spacing:.02em;font-size:15px}.ref-domain-note{font-size:14px;line-height:1.5}.ref-grid{display:grid;grid-template-columns:1fr;gap:16px}@media (min-width: 720px){.ref-grid{grid-template-columns:1fr 1fr}}.ref-card{background:var(--surface);border:var(--bd);box-shadow:var(--sh);padding:16px 18px;transition:transform var(--t),box-shadow var(--t)}.ref-card:hover{transform:translate(-2px,-4px);box-shadow:var(--sh-lg)}.ref-card-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.ref-card-head h3{margin:0;text-transform:uppercase;font-size:19px}.ref-stars{white-space:nowrap;font-size:14px;letter-spacing:1px}.ref-domain-chip{display:inline-block;margin:8px 0 12px;background:var(--secondary);border:var(--bd-thin);padding:2px 8px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.ref-facts{margin:0 0 12px;display:grid;grid-template-columns:auto 1fr;gap:4px 10px;font-size:14px}.ref-facts dt{font-weight:900;text-transform:uppercase;font-size:11px;letter-spacing:.06em;padding-top:2px}.ref-facts dd{margin:0;line-height:1.45}.ref-analysis{font-size:14px;line-height:1.55;margin:0 0 10px}.ref-cites{margin:0;font-size:13px;font-weight:800}.ref-cites a,.ref-list a{color:var(--text);text-decoration:none;border-bottom:3px solid var(--accent)}.ref-list{font-size:14px;line-height:1.6;padding-left:22px}.ref-list li{margin-bottom:10px}@media (prefers-reduced-motion: reduce){.countdown,.feedback-flash{transition:none!important;animation:none!important}.game-card,.btn,.btn-secondary,.nback-btn,.stroop-btn,.response-buttons button{transition:none!important}.game-card:hover,.btn:active,.btn-secondary:active,.nback-btn:active,.stroop-btn:active,.response-buttons button:active{transform:none!important}}