@font-face{font-family:Lilita One;src:url(../../../assets/fonts/LilitaOne-Regular.ttf)format("truetype");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Nunito Sans;src:url(../../../assets/fonts/NunitoSans-Variable.ttf)format("truetype");font-weight:200 1000;font-style:normal;font-display:swap}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--qb-invitation:var(--qb-vermilion);--qb-invitation-heading:#fff;--qb-invitation-ink:var(--qb-green);--qb-play-edge:var(--qb-yellow);--qb-vermilion:#d74226;--qb-vermilion-strong:#c83a22;--qb-yellow:#ffd45c;--qb-green:#172f2c;--qb-canvas:#fafcfa;--qb-surface:#fff;--qb-raised:#f0f5f1;--qb-ink:#172f2c;--qb-muted:#576b65;--qb-line:#d8e1db;--qb-boundary:#748c82;--qb-brand:var(--qb-vermilion-strong);--qb-on-brand:#fff;--qb-action:#172f2c;--qb-action-hover:#294b40;--qb-on-action:#fff;--qb-selected:#172f2c;--qb-on-selected:#fff;--qb-focus:#c83a22;--qb-answer-surface:#edf2ee;--qb-answer-hover:#e1eae3;--qb-correct-bold:#1c6746;--qb-on-correct-bold:#fff;--qb-incorrect-bold:#a51d32;--qb-on-incorrect-bold:#fff;--qb-correct:#1c6746;--qb-correct-surface:#e8f5ec;--qb-incorrect:#a51d32;--qb-incorrect-surface:#ffecef;--qb-warning:#775000;--qb-warning-surface:#fff3ce;--qb-disabled:#d8e1db;--qb-on-disabled:#576b65;--qb-font-display:"Lilita One", sans-serif;--qb-font-body:"Nunito Sans", system-ui, sans-serif;--qb-type-label:.875rem;--qb-type-body:1rem;--qb-type-answer:1.375rem;--qb-type-title:1.5rem;--qb-type-heading:2rem;--qb-type-display:clamp(2.75rem, 5.5vw, 5.5rem);--qb-type-score:6rem;--qb-leading-body:1.5;--qb-leading-heading:1.08;--qb-space-1:4px;--qb-space-2:8px;--qb-space-3:12px;--qb-space-4:16px;--qb-space-5:24px;--qb-space-6:32px;--qb-space-7:48px;--qb-space-8:64px;--qb-radius-small:8px;--qb-radius-control:14px;--qb-radius-surface:16px;--qb-touch:48px;--qb-answer-min:112px;--qb-reading-width:42rem;--qb-duration-outcome:.48s;--qb-duration-press:.1s;--qb-duration-state:.18s;--qb-duration-reveal:.42s;--qb-ease-out:cubic-bezier(.16, 1, .3, 1);--qb-elevation:0 10px 28px #172f2c14}@media (prefers-color-scheme:dark){:root{--qb-invitation:#10211f;--qb-invitation-heading:#f5faf6;--qb-invitation-ink:#aec5ba;--qb-play-edge:#ff876b;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--qb-canvas:#10211f;--qb-surface:#172f2c;--qb-raised:#213e37;--qb-ink:#f5faf6;--qb-muted:#aec5ba;--qb-line:#38584e;--qb-boundary:#76988a;--qb-brand:#ff876b;--qb-on-brand:#172f2c;--qb-action:#ffd45c;--qb-action-hover:#ffe18c;--qb-on-action:#172f2c;--qb-selected:#ffd45c;--qb-on-selected:#172f2c;--qb-focus:#ffd45c;--qb-answer-surface:#28483f;--qb-answer-hover:#34594d;--qb-correct-bold:#a5e7bd;--qb-on-correct-bold:#153e2c;--qb-incorrect-bold:#ffb4be;--qb-on-incorrect-bold:#4a2230;--qb-correct:#a5e7bd;--qb-correct-surface:#153e2c;--qb-incorrect:#ffb4be;--qb-incorrect-surface:#4a2230;--qb-warning:#ffe099;--qb-warning-surface:#483a1d;--qb-disabled:#29463c;--qb-on-disabled:#aec5ba;--qb-elevation:0 10px 28px #00000024}}@media (prefers-reduced-motion:reduce){:root{--qb-duration-press:0s;--qb-duration-state:0s;--qb-duration-reveal:0s}}*{box-sizing:border-box}html{background:var(--qb-canvas);color:var(--qb-ink);font-family:var(--qb-font-body);text-underline-offset:.2em;scrollbar-color:var(--qb-boundary) var(--qb-canvas);font-size:16px;line-height:1.5}body{margin:0}button,input,select{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}button:disabled{cursor:default}a{color:inherit}img{max-width:100%;display:block}svg{vertical-align:middle;flex-shrink:0}button,a{touch-action:manipulation}input{caret-color:var(--qb-brand)}::selection{background:var(--qb-yellow);color:var(--qb-green)}:focus-visible{outline:3px solid var(--qb-focus);outline-offset:4px}main:focus{outline:none}h1,h2,h3,p{margin:0}h1,h2{text-wrap:balance;font-family:var(--qb-font-display);letter-spacing:-.015em;font-weight:400;line-height:1.08}h1{font-size:2.75rem}h2{font-size:2rem}h3{font-size:1.25rem;font-weight:850}p{max-width:65ch}.sr-only{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:20;background:var(--qb-surface);padding:12px 20px;position:fixed;top:8px;left:8px;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{background:var(--qb-surface);border-bottom:1px solid var(--qb-line);justify-content:space-between;align-items:center;gap:24px;height:88px;padding:0 max(28px,50vw - 560px);display:flex}.brand{flex-shrink:0;align-items:center;min-height:48px;display:flex}.brand img{width:169px;height:auto}.desktop-nav{align-self:stretch;align-items:center;gap:32px;display:flex}.desktop-nav a,.account-link{min-height:48px;color:var(--qb-muted);align-items:center;gap:8px;font-weight:800;text-decoration:none;display:flex}.desktop-nav a{position:relative}.desktop-nav a[aria-current=page]{color:var(--qb-brand)}.desktop-nav a[aria-current=page]:after{content:"";bottom:0;background:var(--qb-brand);border-radius:3px 3px 0 0;height:3px;position:absolute;inset-inline:0}.account-link{color:var(--qb-ink)}.account-link:hover,.desktop-nav a:hover{color:var(--qb-brand)}.mobile-nav{display:none}.preview-note{color:var(--qb-muted);text-align:center;background:var(--qb-raised);padding:8px 20px;font-size:.75rem}.preview-note span{margin:0 6px}.page{max-width:1120px;margin:0 auto;padding:48px 28px 64px}.page-intro{margin-bottom:32px}.page-intro p{color:var(--qb-muted);margin-top:12px;font-size:1.125rem}.button{border-radius:var(--qb-radius-control);border:0;justify-content:center;align-items:center;gap:12px;min-height:50px;padding:12px 24px;font-weight:850;line-height:1.35;text-decoration:none;transition:background-color .18s,transform .1s;display:inline-flex}.primary{color:var(--qb-on-action);background:var(--qb-action)}.primary:hover{background:var(--qb-action-hover)}.primary:active{transform:translateY(2px)}.play-button{border-bottom:5px solid var(--qb-play-edge);min-height:58px}.button.secondary{border:1px solid var(--qb-boundary);color:var(--qb-ink);background:var(--qb-surface)}.button.secondary:hover{background:var(--qb-raised)}.button:disabled{background:var(--qb-disabled);color:var(--qb-on-disabled);border-color:var(--qb-disabled);transform:none}.text-link{background:0 0;border:0;justify-content:center;align-items:center;gap:8px;min-height:48px;padding:8px 0;font-weight:850;line-height:1.4;text-decoration:none;display:inline-flex}.text-link:hover{text-decoration:underline}.text-link:disabled{color:var(--qb-muted);opacity:.7;text-decoration:none}.quiet-caption{color:var(--qb-muted);margin-top:12px;font-size:.875rem}.featured-topic{background:var(--qb-surface);border-radius:16px;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);align-items:center;display:grid;overflow:hidden}.featured-copy{padding:36px}.featured-copy h2{font-size:2.75rem}.featured-copy>p:not(.quiet-caption){color:var(--qb-muted);max-width:34ch;margin:16px 0}.featured-art{background:#eedcaf;align-self:stretch;align-items:center;min-width:0;display:flex;position:relative}.featured-art .pack-art{aspect-ratio:auto;object-fit:cover;width:100%;height:100%;min-height:0;position:absolute;inset:0}.round-facts{flex-wrap:wrap;gap:20px;margin:20px 0 24px;font-size:.875rem;font-weight:750;display:flex}.round-facts span{align-items:center;gap:6px;display:inline-flex}.topic-section{margin-top:40px}.section-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;display:flex}.section-heading h2{font-size:1.75rem}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.topic-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.topic-card{border-radius:16px;min-width:0;text-decoration:none;display:block}.topic-card>div.pack-art{aspect-ratio:1;object-fit:cover;border-radius:14px;width:100%;height:auto;transition:filter .18s}.topic-card:hover>.pack-art{filter:brightness(1.05)}.topic-card-label{justify-content:space-between;align-items:center;gap:12px;padding:14px 0 0;display:flex}.topic-card-label h3{font-family:var(--qb-font-display);font-size:1.6rem;font-weight:400;line-height:1.1}.topic-card-label p{color:var(--qb-muted);margin-top:2px;font-size:.875rem}.search-field{border:1px solid var(--qb-boundary);background:var(--qb-surface);border-radius:8px;align-items:center;gap:12px;max-width:560px;padding:0 16px;display:flex}.search-field input{width:100%;min-width:0;min-height:54px;color:var(--qb-ink);background:0 0;border:0}input::placeholder{color:var(--qb-muted);opacity:1}.search-field:focus-within{outline:3px solid var(--qb-focus);outline-offset:3px}.search-field input:focus-visible{outline:none}.filters{flex-wrap:wrap;gap:12px;margin:24px 0 12px;display:flex}.filters button{border:1px solid var(--qb-boundary);background:0 0;border-radius:24px;min-height:48px;padding:8px 20px;font-weight:750}.filters button.chosen{background:var(--qb-action);color:var(--qb-on-action);border-color:var(--qb-action)}.filters button:hover:not(.chosen){background:var(--qb-raised)}.search-status{color:var(--qb-muted);margin:0 0 24px;font-size:.875rem}.empty-state{text-align:center;max-width:650px;margin-inline:auto;padding-block:64px}.empty-state>svg{color:var(--qb-brand);margin-bottom:20px}.empty-state p{color:var(--qb-muted);margin:16px auto 24px}.empty-state h1{font-size:2.5rem}.back-link{color:var(--qb-muted);margin-bottom:20px}.topic-prep{grid-template-columns:1fr 1fr;align-items:start;gap:48px;display:grid}.prep-art{aspect-ratio:1;object-fit:cover;border-radius:16px;width:100%;height:auto}.prep-copy{padding-block:16px}.prep-copy .lead{color:var(--qb-muted);margin-top:16px;font-size:1.125rem}.round-length{margin:28px 0;font-weight:900}.prep-copy .play-button{width:100%}.prep-copy .quiet-caption{text-align:center}.how-it-works{color:var(--qb-muted);margin-top:24px;font-size:.875rem}.how-it-works summary{cursor:pointer;min-height:48px;color:var(--qb-ink);padding-block:12px;font-weight:800}.how-it-works p{margin:0 0 12px}.inline-error{color:var(--qb-incorrect);background:var(--qb-incorrect-surface);border-radius:8px;margin-top:16px;padding:12px 16px;font-size:.9375rem}.invitation-page{background:var(--qb-invitation);grid-template-columns:minmax(0,480px) minmax(320px,440px);justify-content:center;align-items:center;gap:48px;min-height:calc(100dvh - 120px);padding:32px 28px 48px;display:grid}.invitation-art{flex-direction:column;justify-content:center;align-self:stretch;display:flex}.invitation-art h1{color:var(--qb-invitation-heading);font-size:3rem}.invitation-art p{color:var(--qb-invitation-ink);margin-top:12px;font-weight:800}.invitation-art>.pack-art{border-radius:16px;width:100%;height:auto;margin-top:32px}.challenge-ticket{background:var(--qb-surface);text-align:center;border-radius:16px;padding:32px;position:relative}.challenge-ticket:before,.challenge-ticket:after{content:"";background:var(--qb-invitation);pointer-events:none;border-radius:50%;width:24px;height:24px;position:absolute;top:50%}.challenge-ticket:before{left:-12px}.challenge-ticket:after{right:-12px}.challenger{flex-direction:column;align-items:center;gap:12px;display:flex}.avatar{color:var(--qb-green);background:var(--qb-yellow);border-radius:50%;place-items:center;width:66px;height:66px;display:grid;position:relative}.avatar>span{font-family:var(--qb-font-display);font-size:2.5rem}.avatar-spark{fill:none;width:34px;height:34px;stroke:var(--qb-yellow);stroke-width:7px;stroke-linecap:round;position:absolute;top:-8px;left:-28px}.challenger h2{font-size:2.5rem}.challenger h2 span{font-size:1.75rem}.target{flex-direction:column;margin:16px 0 24px;display:flex;position:relative}.target strong{font-family:var(--qb-font-display);font-variant-numeric:tabular-nums;font-size:6rem;font-weight:400;line-height:1.05}.target span{font-size:1.25rem;font-weight:900}.challenge-ticket .play-button{width:100%}.challenge-ticket .quiet-caption{margin-inline:auto}.challenge-ticket .how-it-works{margin-top:8px}.challenge-ticket .how-it-works p{text-align:left}.game-shell{--answer-height:124px;max-width:720px;height:100dvh;min-height:640px;padding:16px 28px max(12px, env(safe-area-inset-bottom));grid-template-rows:48px 52px minmax(96px, 1fr) calc(var(--answer-height) * 2 + 12px) 52px;background:var(--qb-canvas);margin-inline:auto;display:grid}.round-header{justify-content:space-between;align-items:center;gap:12px;display:flex}.round-header>strong{font-size:.9375rem}.round-score{font-variant-numeric:tabular-nums;text-align:right;min-width:60px;font-size:1.25rem;font-weight:900}.round-score>span{color:var(--qb-muted);margin-left:3px;font-size:.875rem;font-weight:700}.icon-button{background:0 0;border:0;border-radius:8px;place-items:center;min-width:48px;min-height:48px;padding:12px;display:inline-grid}.icon-button:hover{background:var(--qb-raised)}.game-timing{padding-top:12px}.game-timing>div:first-child{color:var(--qb-muted);justify-content:space-between;font-size:.875rem;display:flex}.game-timing .urgent{color:var(--qb-incorrect);font-weight:900}.timer-track{background:var(--qb-line);border-radius:3px;height:5px;margin-top:8px;overflow:hidden}.timer-track span{transform-origin:0;width:100%;transform:scaleX(var(--time));background:var(--qb-brand);height:100%;transition:transform .1s linear;display:block}.question-region{text-align:center;flex-direction:column;justify-content:safe center;padding:20px 4px;display:flex;overflow-y:auto}.question-region h1{font-family:var(--qb-font-body);letter-spacing:0;text-wrap:pretty;font-size:1.65rem;font-weight:900;line-height:1.4}.question-region h1:focus{outline:none}.question-image{object-fit:contain;width:100%;max-height:160px;margin-top:12px}.recovery-message{color:var(--qb-muted);margin:16px auto 0;font-size:.875rem}.recovery-message .text-link{min-height:44px}.answer-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:repeat(2, var(--answer-height));gap:12px;display:grid}.answer-tile{border-radius:var(--qb-radius-control);background:var(--qb-answer-surface);color:var(--qb-ink);text-align:center;border:2px solid #0000;justify-content:safe center;align-items:safe center;gap:8px;padding:14px 16px;transition:background-color .18s,color .18s;display:flex;overflow:auto}.answer-tile:not([aria-disabled=true]):hover{background:var(--qb-answer-hover)}.answer-tile[aria-disabled=true]{cursor:default}.answer-label{min-width:0;font-weight:850;font-size:var(--qb-type-answer);overflow-wrap:anywhere;line-height:1.4}.answer-tile.selected{background:var(--qb-selected);color:var(--qb-on-selected)}.answer-tile.correct{background:var(--qb-correct-bold);color:var(--qb-on-correct-bold)}.answer-tile.incorrect{background:var(--qb-incorrect-bold);color:var(--qb-on-incorrect-bold)}.round-footer{justify-content:space-between;align-items:center;gap:8px;display:flex}.round-footer>span{color:var(--qb-muted);font-size:.875rem}.round-footer .text-link{font-size:.875rem}.ready-screen{text-align:center;grid-row:2/-1;align-self:center;padding-block:32px}.ready-screen>img{margin:0 auto 24px}.ready-screen h1{font-size:2.5rem}.ready-screen p{color:var(--qb-muted);margin:12px auto 0}.ready-number{font-family:var(--qb-font-display);color:var(--qb-brand);font-variant-numeric:tabular-nums;margin:24px 0;font-size:6rem;font-weight:400;line-height:1;display:block}.game-shell>.empty-state{grid-row:2/-1;align-self:center}.exit-dialog{color:var(--qb-ink);background:var(--qb-surface);max-width:min(480px,100% - 32px);box-shadow:var(--qb-elevation);border:0;border-radius:16px;padding:28px}.exit-dialog::backdrop{background:#10211f99}.exit-dialog h2{font-size:2rem}.exit-dialog p{color:var(--qb-muted);margin-top:16px}.dialog-actions{gap:12px;margin-top:24px;display:grid}@media (width<=850px){.desktop-nav{gap:20px}.desktop-nav a{font-size:.875rem}.desktop-nav svg{display:none}.featured-copy{padding:28px}.featured-copy h2{font-size:2.25rem}.topic-prep{gap:28px}.topic-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.invitation-page{gap:24px}}@media (width<=680px){h1{font-size:2.25rem}.site-header{gap:16px;height:72px;padding-inline:20px}.brand img{width:143px}.account-link{font-size:.875rem}.account-link svg,.desktop-nav{display:none}.preview-note{padding:6px 12px;font-size:.6875rem}.with-nav{padding-bottom:calc(80px + env(safe-area-inset-bottom))}.mobile-nav{z-index:5;bottom:0;background:var(--qb-surface);border-top:1px solid var(--qb-line);padding:8px 12px max(8px, env(safe-area-inset-bottom));grid-template-columns:repeat(3,minmax(0,1fr));display:grid;position:fixed;inset-inline:0}.mobile-nav a{min-height:52px;color:var(--qb-muted);flex-direction:column;justify-content:center;align-items:center;gap:3px;font-size:.75rem;font-weight:800;text-decoration:none;display:flex}.mobile-nav a[aria-current=page]{color:var(--qb-brand)}.page{padding:28px 20px 40px}.page-intro{margin-bottom:24px}.page-intro p{margin-top:10px;font-size:1rem}.featured-topic{flex-direction:column-reverse;align-items:stretch;display:flex}.featured-art{height:220px}.featured-art .pack-art{aspect-ratio:2;object-fit:cover;width:100%;max-height:220px}.featured-copy{padding:24px}.featured-copy h2{font-size:2rem}.featured-copy h2 br{display:none}.featured-copy>p:not(.quiet-caption){margin:12px 0;font-size:.9375rem}.round-facts{gap:16px;margin-block:16px;font-size:.8125rem}.featured-copy .play-button{width:100%;padding-inline:16px}.featured-copy .quiet-caption{text-align:center}.topic-section{margin-top:32px}.section-heading h2{font-size:1.5rem}.section-heading a{font-size:.875rem}.topic-grid,.topic-grid.three{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 14px}.topic-card>div.pack-art{aspect-ratio:4/5}.topic-card-label{align-items:flex-start;gap:6px}.topic-card-label h3{font-size:1.25rem}.topic-card-label>svg{width:18px}.filters{gap:8px}.filters button{padding-inline:16px;font-size:.875rem}.topic-prep{grid-template-columns:1fr;gap:24px}.topic-detail{padding-top:16px}.back-link{margin-bottom:12px}.prep-art{aspect-ratio:1.8}.prep-copy{padding:0}.prep-copy .lead{margin-top:12px;font-size:1rem}.round-length{margin-block:24px}.empty-state{padding-block:48px}.empty-state h1{font-size:2.25rem}.invitation-page{flex-direction:column;gap:20px;padding:24px 16px 32px;display:flex}.invitation-art{grid-template-columns:1fr 112px;align-items:center;gap:12px;width:100%;max-width:440px;display:grid}.invitation-art h1{font-size:2rem}.invitation-art p{margin-top:8px;font-size:.75rem}.invitation-art>.pack-art{aspect-ratio:1;object-fit:cover;width:112px;height:auto;margin:0}.challenge-ticket{width:100%;max-width:440px;padding:24px}.challenger{gap:8px}.avatar{color:var(--qb-green);width:56px;height:56px}.avatar>span{font-size:2rem}.challenger h2{font-size:2.25rem}.challenger h2 span{font-size:1.65rem}.target{margin-block:12px 20px}.game-shell{padding:8px 20px max(8px, env(safe-area-inset-bottom));--answer-height:128px}.question-region h1{font-size:1.35rem}.answer-tile{padding:12px 14px}.answer-label{font-size:1.25rem}.keyboard-hint{display:none}}@media (height<=700px){.game-shell{--answer-height:104px;grid-template-rows:44px 48px minmax(80px, 1fr) calc(var(--answer-height) * 2 + 12px) 48px;min-height:568px}.question-region{padding-block:12px}.question-region h1{font-size:1.2rem}}@media (width<=360px){.page{padding-inline:16px}.featured-copy{padding:20px}.round-facts{gap:10px}.game-shell{padding-inline:12px}.answer-grid{gap:12px 8px}.answer-tile{padding-inline:10px}.invitation-art{grid-template-columns:1fr 80px}.invitation-art>.pack-art{width:80px}.invitation-art h1{font-size:1.75rem}.challenge-ticket{padding-inline:20px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.prep-art{overflow:hidden}.topic-card>div.pack-art{height:auto;min-height:0}.invitation-art>.pack-art{min-height:0}.account-art,.empty-art{background:var(--qb-canvas);place-items:center;min-height:160px;display:grid}.brand .logo-dark{display:none}@media (prefers-color-scheme:dark){.brand .logo-light{display:none}.brand .logo-dark{display:block}}