@font-face{font-family:Bricolage Grotesque;font-style:normal;font-weight:700;font-display:swap;src:url(../../../fonts/bricolage-grotesque-700.ttf)format("truetype")}@font-face{font-family:Bricolage Grotesque;font-style:normal;font-weight:800;font-display:swap;src:url(../../../fonts/bricolage-grotesque-800.ttf)format("truetype")}@font-face{font-family:Figtree;font-style:normal;font-weight:400;font-display:swap;src:url(../../../fonts/figtree-400.ttf)format("truetype")}@font-face{font-family:Figtree;font-style:normal;font-weight:500;font-display:swap;src:url(../../../fonts/figtree-500.ttf)format("truetype")}@font-face{font-family:Figtree;font-style:normal;font-weight:600;font-display:swap;src:url(../../../fonts/figtree-600.ttf)format("truetype")}@font-face{font-family:Figtree;font-style:normal;font-weight:700;font-display:swap;src:url(../../../fonts/figtree-700.ttf)format("truetype")}@font-face{font-family:Figtree;font-style:normal;font-weight:800;font-display:swap;src:url(../../../fonts/figtree-800.ttf)format("truetype")}:root{--ink:oklch(24.648% .0493476 298.681);--blue:oklch(48.1429% .221336 266.145);--purple:oklch(49.266% .216985 292.458);--yellow:oklch(91.3327% .165537 98.5019);--orange:oklch(77.8522% .15409 57.6814);--coral:oklch(73.041% .166063 27.9012);--pink:oklch(82.1122% .107282 346.947);--magenta:oklch(55.7826% .206029 357.672);--lilac:oklch(80.6391% .0907613 296.498);--sky:oklch(85.1547% .0795946 232.507);--cyan:oklch(82.6872% .105214 193.026);--mint:oklch(90.2064% .056133 162.841);--green:oklch(46.3009% .0820708 162.486);--lime:oklch(87.7253% .164812 120.01);--peach:oklch(89.734% .0629241 55.1401);--ice:oklch(94.7602% .0226977 183.17);--ivory:oklch(99.2595% .0145917 98.2779);--red:oklch(47.4413% .169652 17.8727);--display:"Bricolage Grotesque",sans-serif;--body:"Figtree",sans-serif;--spectrum:linear-gradient(to right,var(--coral) 0 8.33%,var(--orange) 8.33% 16.66%,var(--yellow) 16.66% 25%,var(--lime) 25% 33.33%,var(--mint) 33.33% 41.66%,var(--cyan) 41.66% 50%,var(--sky) 50% 58.33%,var(--lilac) 58.33% 66.66%,var(--pink) 66.66% 75%,var(--magenta) 75% 83.33%,var(--purple) 83.33% 91.66%,var(--blue) 91.66% 100%);font-family:var(--body);color:var(--ink);background:var(--yellow);font-synthesis:none}*{box-sizing:border-box}body{min-width:320px;margin:0}button,input,textarea,select{font:inherit}button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;background:0 0;border:0}button:disabled{cursor:not-allowed;opacity:.56}button:not(:disabled),a,summary{touch-action:manipulation}a{color:inherit;text-underline-offset:4px}p{margin:0 0 1em;line-height:1.6}h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.035em;margin:0 0 .5em;font-weight:800;line-height:1.1}h1{font-size:48px}h2{font-size:32px}h3{font-size:24px}small{font-size:14px;line-height:1.45}img,svg{max-width:100%}button svg,a svg{vertical-align:middle;flex:none}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--ink);outline-offset:5px;box-shadow:0 0 0 7px var(--ivory)}input:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:3px}::selection{background:var(--ink);color:var(--ivory)}.app-shell{background:var(--yellow);border-bottom:9px solid #0000;border-image:var(--spectrum) 1;min-height:100dvh}.app-shell[data-screen=game],.app-shell[data-screen=start],.app-shell[data-screen=account]{background:var(--mint)}.app-shell[data-screen=result]{background:var(--lilac)}.app-shell[data-screen=finish]{background:var(--pink)}.app-shell[data-screen=leaderboard]{background:var(--ice)}.app-shell[data-screen=history],.app-shell[data-screen=how]{background:var(--peach)}.page-width{width:calc(100% - 112px);max-width:1328px;margin-inline:auto}.site-header{padding-block:28px}.header-inner{border-bottom:1px solid var(--ink);align-items:center;gap:34px;width:calc(100% - 112px);max-width:1328px;margin:auto;padding-bottom:26px;display:flex}.wordmark{margin-right:auto;padding:0;font-size:48px;line-height:1}.header-inner nav{align-items:center;gap:20px;display:flex}.header-inner nav button{min-height:44px;padding:8px 6px;font-size:16px}.header-inner nav button.active{text-underline-offset:7px;text-decoration:underline;text-decoration-thickness:2px}.header-actions{align-items:center;gap:14px;display:flex}.icon-button{border-radius:8px;flex:none;place-items:center;width:44px;height:44px;display:inline-grid}.icon-button:hover{background:var(--pink)}.header-signin{min-width:110px;box-shadow:0 3px 0 var(--ink);border-radius:7px;background:var(--ivory)!important}.join-button{display:none!important}.account-pill{background:var(--lilac);border-radius:7px;align-items:center;gap:9px;max-width:270px;min-height:48px;padding:6px 12px;display:flex}.account-pill>span:nth-child(2){text-overflow:ellipsis;white-space:nowrap;max-width:145px;overflow:hidden}.account-pill>b{white-space:nowrap;font-size:12px}.mobile-menu,.mobile-bottom-nav{display:none}.mini-avatar{background:var(--lime);border-radius:50%;flex:none;place-items:center;width:36px;height:36px;display:inline-grid}.mini-avatar[data-avatar="1"],.profile-avatar[data-avatar="1"]{background:var(--orange)}.mini-avatar[data-avatar="2"],.profile-avatar[data-avatar="2"]{background:var(--lilac)}.mini-avatar[data-avatar="3"],.profile-avatar[data-avatar="3"]{background:var(--cyan)}.mini-avatar[data-avatar="4"],.profile-avatar[data-avatar="4"]{background:var(--pink)}main{outline:none;min-height:60vh}.button{border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:12px;min-height:54px;padding:14px 24px;font-size:16px;font-weight:700;line-height:1.3;text-decoration:none;transition:transform .16s ease-out,box-shadow .16s ease-out;display:inline-flex}.button.primary{background:var(--blue);color:var(--ivory);box-shadow:0 4px 0 var(--ink)}.button.outline{background:var(--ivory);border-color:var(--ink);color:var(--ink)}.button.large{min-height:58px;font-size:17px}.button.small{min-height:46px;padding:10px 17px;font-size:14px}.button:not(:disabled):hover{box-shadow:0 6px 0 var(--ink);transform:translateY(-2px)}.button:not(:disabled):active{box-shadow:0 1px 0 var(--ink);transform:translateY(2px)}.full{width:100%}.centered{width:fit-content;margin:24px auto 0;display:flex}.text-button,.back-link{justify-content:center;align-items:center;gap:8px;min-height:44px;padding:8px 0;font-size:15px;font-weight:600;display:inline-flex}.text-button:hover,.back-link:hover{text-decoration:underline}.eyebrow{letter-spacing:.04em;font-size:12px;font-weight:800;line-height:1.5;display:block}.quiet-caption{font-size:14px}.section-heading{justify-content:space-between;align-items:flex-end;gap:24px;margin:0 0 28px;display:flex}.section-heading h2{margin:9px 0 0}.section-heading>span{font-size:14px}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;width:1px;height:1px;margin:-1px;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--ivory);padding:14px;position:fixed;top:8px;left:12px;transform:translateY(-200%)}.skip-link:focus{transform:none}.error{background:var(--pink);border:2px solid var(--red);color:var(--ink);border-radius:7px;padding:14px 16px;font-weight:600;line-height:1.5}.error:before{content:"!";background:var(--red);color:var(--ivory);border-radius:50%;place-items:center;width:22px;height:22px;margin-right:8px;display:inline-grid}.toast{z-index:90;background:var(--green);color:var(--ivory);width:max-content;max-width:calc(100% - 32px);box-shadow:0 4px 0 var(--ink);border-radius:10px;align-items:center;gap:12px;padding:10px 16px;font-size:15px;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast .icon-button:hover{background:var(--ink)}.loading-state,.empty-state{text-align:center;padding:70px 24px}.loading-state h2,.empty-state h2{max-width:650px;margin:24px auto 14px}.empty-state p{max-width:550px;margin:0 auto 24px}.inline-loading{padding:32px 0}.loading-mascot{background:var(--pink);border-radius:50%;place-items:center;width:85px;height:85px;display:inline-grid}.hero{grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);align-items:center;gap:48px;padding-block:16px 58px;display:grid}.hero-copy{min-width:0}.hero-copy>.eyebrow{margin-bottom:30px}.hero h1{letter-spacing:-.055em;margin-bottom:36px;font-size:clamp(48px,6.6vw,98px);line-height:1.1}.hero h1 em{background:var(--peach);color:var(--purple);white-space:nowrap;border-radius:5px;margin-left:-.1em;padding:0 .1em .05em;font-style:normal;display:inline-block}.hero-copy>p{margin-bottom:38px;font-size:clamp(19px,1.75vw,25px);line-height:1.4}.hero-buttons{align-items:center;gap:30px;display:flex}.hero-buttons .button{min-width:280px}.free-note{font-size:14px;line-height:1.5}.hero-art{min-width:0}.curiosity-ribbon{background:var(--coral);font-family:var(--display);text-align:center;letter-spacing:-.02em;padding:18px 24px;font-size:clamp(15px,1.7vw,24px);font-weight:800;line-height:1.3}.category-section{padding-block:45px 52px}.category-section .section-heading{display:none}.category-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;display:grid}.category-card{text-align:left;background:var(--lilac);border-radius:8px;min-width:0;padding:24px;transition:transform .18s ease-out}.category-card:first-child{border-radius:30px}.category-card:nth-child(2){background:var(--mint)}.category-card:nth-child(3){background:var(--sky)}.category-card:nth-child(4){background:var(--pink)}.category-card:hover{transform:translateY(-4px)}.category-top{justify-content:space-between;align-items:center;margin-bottom:23px;display:flex}.category-art{display:flex}.category-art svg{width:30px;height:30px}.circle-arrow{place-items:center;width:32px;height:32px;display:grid}.category-card h3{letter-spacing:-.025em;font-size:26px}.category-card p{min-height:45px;font-size:15px;line-height:1.5}.category-bottom{justify-content:space-between;align-items:center;gap:10px;margin-top:26px;font-size:10px;font-weight:700;display:flex}.preview-section{border-top:1px solid var(--ink);grid-template-columns:.85fr 1.15fr;align-items:start;gap:clamp(32px,6vw,100px);padding-block:50px 70px;display:grid}.preview-intro{max-width:450px;padding-top:30px}.preview-intro h2{margin:25px 0;font-size:clamp(42px,5vw,72px)}.preview-intro>p{font-size:20px;line-height:1.6}.preview-free{background:var(--pink);border-radius:30px;margin-top:18px;padding:13px 18px;font-size:14px;display:inline-block}.daily-banner{background:var(--lilac);border-radius:12px;align-items:center;gap:25px;margin-top:18px;padding:34px;display:flex}.daily-symbol{background:var(--orange);border-radius:50%;flex:none;place-items:center;width:68px;height:68px;display:grid}.daily-copy{flex:1}.daily-copy h3{margin:10px 0;font-size:27px}.daily-copy p{max-width:650px;margin:0;font-size:15px}.daily-action{flex-direction:column;gap:14px;min-width:240px;display:flex}.daily-action>span{text-align:center;font-size:12px}.resume-strip{background:var(--cyan);border-radius:8px;align-items:center;gap:18px;margin-top:22px;padding:16px 26px;display:flex}.resume-strip .text-button{margin-left:auto}.home-values{grid-template-columns:repeat(3,minmax(0,1fr));gap:38px;padding-block:54px;display:grid}.home-values>div{align-items:flex-start;gap:16px;display:flex}.home-values>div>svg{flex:none;width:24px;margin-top:3px}.home-values b{font-size:16px;display:block}.home-values small{margin-top:7px;display:block}.home-preview{background:var(--mint);border-radius:12px;width:100%;min-width:0;scroll-margin-top:20px;overflow:hidden}.preview-header{background:var(--lilac);border-bottom:5px solid #0000;border-image:var(--spectrum) 1;justify-content:space-between;gap:16px;padding:20px 26px;font-size:12px;font-weight:800;display:flex}.preview-question,.preview-result,.preview-finished{padding:28px}.preview-question-meta{justify-content:space-between;gap:12px;margin-bottom:20px;font-size:11px;font-weight:700;display:flex}.preview-question-stage{background:var(--yellow);border-radius:10px;margin:0 -8px 24px;padding:24px}.home-preview h2{letter-spacing:-.035em;margin:0;font-size:34px;line-height:1.12}.preview-question-stage h2{min-height:3.35em}.preview-assumption{background:var(--peach);border-radius:8px;margin:24px 0;padding:18px 20px}.preview-assumption p{margin:8px 0 0;font-size:15px;line-height:1.55}.preview-question label{justify-content:space-between;align-items:baseline;gap:12px;margin:20px 0 10px;font-size:15px;font-weight:700;display:flex}.preview-question label span{text-align:right;font-size:14px;font-weight:500}.preview-input,.guess-input-wrap{background:var(--cyan);border:1px solid #0000;border-radius:8px;padding:16px 18px}.preview-input:focus-within,.guess-input-wrap:focus-within{outline:3px solid var(--ink);outline-offset:4px;box-shadow:0 0 0 6px var(--ivory)}.preview-input.invalid,.guess-input-wrap.invalid{border:2px solid var(--red)}.preview-input input,.guess-input-wrap input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;padding:0;font-size:36px;font-weight:700;line-height:1.2;outline:none!important}.preview-input input::placeholder,.guess-input-wrap input::placeholder{color:var(--ink);opacity:.72;font-size:21px;font-weight:500}.preview-tools{justify-content:space-between;align-items:center;gap:12px;margin:16px 0 22px;display:flex}.preview-tools small{font-size:13px}.preview-tools button{background:var(--lilac);border-radius:6px;align-items:center;gap:7px;min-height:44px;padding:10px 15px;font-size:14px;font-weight:700;display:flex}.preview-note{text-align:center;margin:20px 0 0;font-size:13px}.preview-result{background:var(--lilac)}.preview-points,.points-earned{background:var(--green);color:var(--ivory);white-space:nowrap;border-radius:30px;padding:8px 13px;font-size:14px;font-weight:700}.preview-result .preview-question-meta{align-items:center}.preview-result>h2{margin:18px 0}.reveal-question{font-size:16px;line-height:1.5}.preview-discovery{margin-top:26px}.preview-discovery>span{font-size:12px;font-weight:800}.preview-discovery p{margin:12px 0;font-size:18px}.preview-result details{border-top:1px solid var(--ink);margin:22px 0;font-size:15px}.preview-result summary{cursor:pointer;min-height:48px;padding:16px 0;font-weight:700}.preview-calculator{background:var(--sky);padding:24px}.preview-calculator .calculator{width:100%;max-width:none}.preview-finished>h2{margin:24px 0}.preview-finished>small{margin-top:20px;display:block}.start-layout{padding-block:10px 65px}.start-card{grid-template-columns:1fr 1fr;align-items:center;gap:55px;margin-top:30px;display:grid}.start-visual{min-width:0;padding-bottom:22px;position:relative}.start-sticker{background:var(--pink);border-radius:30px;align-items:center;gap:12px;width:fit-content;margin:-10px auto 0;padding:15px 20px;font-size:14px;font-weight:600;display:flex;position:relative}.start-copy h1{margin:22px 0;font-size:54px}.start-copy>p{font-size:19px}.run-details{margin:30px 0}.run-details>span{font-size:14px;font-weight:700}.difficulty-steps{align-items:end;gap:9px;margin-top:18px;display:flex}.difficulty-steps>i{width:32px;height:var(--height);background:var(--coral);border-radius:4px;display:block}.difficulty-steps>i:nth-child(2){background:var(--yellow)}.difficulty-steps>i:nth-child(3){background:var(--cyan)}.difficulty-steps>i:nth-child(4){background:var(--purple)}.difficulty-steps>i:nth-child(5){background:var(--blue)}.difficulty-steps small{margin-left:8px;font-size:13px}.start-footnote{text-align:center;margin-top:22px;font-size:13px;display:block}.game-wrap{width:calc(100% - 112px);max-width:1120px;margin:0 auto;padding:6px 0 45px}.game-topline{justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;display:flex}.game-category,.score-mini{align-items:center;gap:8px;font-size:14px;display:flex}.score-mini{font-weight:700}.score-mini small{font-weight:400}.question-progress{gap:12px;max-width:720px;margin:0 auto 38px;display:flex}.question-progress>div{background:var(--coral);border-radius:25px;flex:1;place-items:center;height:31px;font-size:13px;font-weight:600;display:grid;position:relative}.question-progress>div:nth-child(2){background:var(--yellow)}.question-progress>div:nth-child(3){background:var(--cyan)}.question-progress>div:nth-child(4){background:var(--lilac);box-shadow:inset 0 0 0 1px var(--ink)}.question-progress>div:nth-child(5){background:var(--lime)}.question-progress>div.current:after{content:"";background:var(--ink);border-radius:4px;height:3px;position:absolute;bottom:-9px;left:30%;right:30%}.question-progress .done{font-weight:800}.question-progress>div>i{display:none}.game-columns{max-width:760px;margin-inline:auto}.game-columns.with-calculator{grid-template-columns:minmax(0,1fr) 360px;align-items:start;gap:38px;max-width:none;display:grid}.question-card{min-width:0}.question-kicker{justify-content:space-between;align-items:center;gap:14px;margin-bottom:24px;display:flex}.difficulty-badge{font-size:14px}.question-stage{background:var(--yellow);border-radius:12px;margin-bottom:25px;padding:28px 30px 32px}.topic-label{background:var(--pink);text-transform:uppercase;border-radius:20px;margin-bottom:23px;padding:8px 13px;font-size:11px;font-weight:800;line-height:1;display:inline-block}.question-stage h1{letter-spacing:-.035em;margin:0;font-size:42px;line-height:1.12}.question-assumption{background:var(--peach);border-radius:8px;margin:0 0 28px;padding:20px 24px}.question-assumption p{margin:8px 0 0;font-size:16px;line-height:1.6}.guess-form label{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:12px;font-size:16px;font-weight:700;display:flex}.guess-form label span{text-align:right;font-size:14px;font-weight:500}.input-help{justify-content:space-between;align-items:center;gap:14px;margin:16px 0 24px;display:flex}.input-help>span{font-size:13px}.input-help .text-button{background:var(--lilac);white-space:nowrap;border-radius:6px;padding:10px 15px;font-size:14px}.guess-form .error{margin-bottom:20px}.hint-area{margin-top:24px}.hint-button{background:var(--orange);border-radius:6px;justify-content:center;align-items:center;gap:10px;width:100%;min-height:46px;padding:12px 18px;font-size:15px;font-weight:700;display:flex}.hint-button>span{font-size:13px;font-weight:500}.hint-reveal{background:var(--orange);border-radius:8px;gap:12px;padding:18px;font-size:16px;display:flex}.hint-reveal>svg{flex:none}.game-bottom-note{justify-content:center;align-items:center;gap:9px;margin:32px 0 0;font-size:13px;display:flex}.reveal-kicker{justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px;display:flex}.reveal-question-context{margin-bottom:18px;font-size:17px;line-height:1.55}.reveal-content h1{margin-bottom:14px;font-size:44px}.reveal-content h1:focus,.preview-result h2:focus{outline:none}.reveal-line{font-size:18px}.reference-answer{background:var(--yellow);border-radius:12px;margin:26px 0;padding:24px 28px}.reference-answer>div{flex-wrap:wrap;align-items:baseline;gap:20px;margin-top:10px;display:flex}.reference-answer strong{font-family:var(--display);letter-spacing:-.04em;overflow-wrap:anywhere;max-width:100%;font-size:clamp(46px,6vw,96px);line-height:1}.reference-answer>div>span{overflow-wrap:anywhere;font-size:24px;font-weight:700}.reveal-visual{background:var(--mint);border-radius:8px;margin:24px 0;padding:24px}.comparison-row+.comparison-row{margin-top:24px}.comparison-row>div:first-child{justify-content:space-between;align-items:baseline;gap:15px;margin-bottom:12px;display:flex}.comparison-row span{font-size:14px}.comparison-row b{text-align:right;overflow-wrap:anywhere;font-size:23px;line-height:1.3}.comparison-row small{font-size:14px}.comparison-track{background:var(--ice);border-radius:3px;height:14px;overflow:hidden}.comparison-track i{border-radius:3px;min-width:2px;height:100%;display:block}.guess-bar{background:var(--magenta)}.answer-bar{background:var(--blue)}.reveal-visual>p{margin:18px 0 0;font-size:12px}.discovery-copy{margin-top:30px}.discovery-copy>p{margin-top:12px;font-size:19px;line-height:1.65}.range-note{background:var(--ice);border-radius:8px;margin:18px 0;padding:16px 20px;font-size:15px}.factor-pill,.ratio-note{margin:20px 0;font-size:15px;line-height:1.6}.result-math{border-top:1px solid var(--ink);margin:22px 0}.source-toggle{text-align:left;justify-content:space-between;align-items:center;width:100%;min-height:54px;padding:17px 0;font-weight:700;display:flex}.source-toggle>span{align-items:center;gap:10px;display:flex}.rotated{transform:rotate(180deg)}.xp-row{justify-content:space-between;align-items:center;gap:15px;margin:24px 0;display:flex}.xp-row>span{align-items:center;gap:8px;font-weight:700;display:flex}.xp-row small{text-align:right;font-size:13px}.new-badges,.level-up{background:var(--lime);border-radius:8px;flex-wrap:wrap;gap:12px;margin-bottom:24px;padding:16px;font-weight:600;display:flex}.new-badges>span{align-items:center;gap:8px;display:flex}.question-evidence{padding:0 0 12px;font-size:15px;line-height:1.6}.question-evidence code,.how-scoring code{background:var(--peach);overflow-wrap:anywhere;white-space:normal;border-radius:6px;padding:16px;font-size:15px;line-height:1.7;display:block}.question-evidence p{margin:16px 0}.question-evidence ul{margin:20px 0;padding:0;list-style:none}.question-evidence li{border-top:1px solid var(--ink);padding:12px 0}.question-evidence a{align-items:center;gap:8px;min-height:44px;font-weight:700;display:inline-flex}.question-evidence li span{display:block}.question-evidence small{margin-top:14px;font-size:13px;display:block}.object-payoff{background:var(--peach);border-radius:8px;margin:24px 0;padding:20px}.payoff-lead{align-items:center;gap:12px;margin-bottom:20px;font-size:14px;line-height:1.4;display:flex}.payoff-number{font-size:44px;font-weight:800}.payoff-arrow{margin-inline:auto;font-size:28px}.payoff-lead strong{font-size:17px}.ostrich-egg{flex:none;width:40px;height:50px}.object-grid{grid-template-columns:repeat(8,minmax(0,1fr));gap:5px;display:grid}.object-grid svg{width:100%;max-height:46px}.object-payoff figcaption{margin-top:16px;font-size:14px;line-height:1.6}.calculator{background:var(--lilac);border-radius:10px;width:100%;min-width:0;padding:24px}.calc-heading{justify-content:space-between;align-items:center;gap:8px;margin-bottom:20px;display:flex}.calc-heading>span{align-items:center;gap:8px;font-size:17px;font-weight:700;display:flex}.calculator label{margin:0 0 8px;font-size:14px;font-weight:600;display:block}.calc-display,.calculator textarea{border:1px solid var(--ink);background:var(--yellow);width:100%;min-width:0;color:var(--ink);border-radius:7px;padding:15px 16px;font-size:23px}.calculator textarea{resize:vertical;font-size:15px}.calc-answer{overflow-wrap:anywhere;min-height:66px;padding:14px 0;font-size:14px;line-height:1.5}.calc-error{color:var(--red);font-weight:700}.calc-tools,.calc-keys{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-bottom:8px;display:grid}.calc-tools button,.calc-keys button,.calc-extra button{border:1px solid var(--ink);background:var(--yellow);border-radius:7px;min-height:50px;font-size:20px;font-weight:600}.calc-tools button{font-size:15px}.calc-tools button:nth-child(2),.calc-keys button:nth-child(5n+2){background:var(--peach)}.calc-tools button:nth-child(3),.calc-keys button:nth-child(5n+3){background:var(--pink)}.calc-tools button:nth-child(4),.calc-keys button:nth-child(5n+4){background:var(--cyan)}.calc-keys button:nth-child(5n){background:var(--mint)}.calc-keys button.equals{background:var(--blue);color:var(--ivory)}.calc-tools button:hover,.calc-keys button:hover,.calc-extra button:hover{box-shadow:0 2px 0 var(--ink);transform:translateY(-1px)}.calc-extra{grid-template-columns:1fr 1fr 2fr;gap:8px;margin-bottom:18px;display:grid}.calc-extra button{background:var(--lime);font-size:14px}.calc-use{background:var(--blue);color:var(--ivory);width:100%}.working-notes{border-top:1px solid var(--ink);margin-top:22px}.working-notes summary{cursor:pointer;min-height:48px;padding:16px 0;font-size:15px;font-weight:700}.working-notes ol{padding:0;list-style:none}.working-notes li button{text-align:left;overflow-wrap:anywhere;width:100%;min-height:44px;padding:8px 0;font-size:14px}.working-notes small{margin-top:8px;font-size:12px;display:block}.calc-reassurance{text-align:center;margin:18px 0 0;font-size:12px}.finish-wrap,.profile-wrap,.history-wrap,.leaderboard-wrap,.how-wrap{padding-block:25px 65px}.finish-wrap{max-width:1000px}.finish-heading{text-align:center;max-width:800px;margin:auto}.finish-heading h1{font-size:48px}.finish-heading p{font-size:18px}.finish-medal{background:var(--yellow);border-radius:50%;place-items:center;width:95px;height:95px;margin:25px auto;display:grid}.finish-medal>span,.finish-medal>i{display:none}.finish-scorecard{background:var(--yellow);border-radius:12px;max-width:690px;margin:30px auto}.finish-total{text-align:center;padding:30px}.finish-total>span:first-child{font-size:12px;font-weight:800}.finish-total>strong{font-family:var(--display);letter-spacing:-.04em;margin:18px 0;font-size:80px;line-height:1.1;display:block}.finish-total>strong small{font-family:var(--body);letter-spacing:0;white-space:nowrap;font-size:20px}.score-stars{justify-content:center;gap:9px;margin:18px 0;display:flex}.score-stars>span{opacity:.4}.score-stars>span.filled{opacity:1;color:var(--purple)}.finish-xp{font-size:15px;font-weight:700}.finish-level{background:var(--cyan);border-radius:0 0 12px 12px;flex-wrap:wrap;align-items:center;gap:15px;padding:24px;display:flex}.finish-level>div:nth-child(2){flex:1}.finish-level b,.finish-level span{display:block}.finish-level>div>span{margin-top:5px;font-size:13px}.xp-track{background:var(--ice);border:1px solid var(--ink);border-radius:5px;min-width:0;height:9px;overflow:hidden}.xp-track i{background:var(--purple);height:100%;display:block}.finish-level .xp-track{width:100%}.rated-note{align-items:center;gap:14px;padding:20px;display:flex}.rated-note p{margin:0;font-size:14px}.finish-actions{flex-wrap:wrap;justify-content:center;gap:20px;margin:30px 0 55px;display:flex}.run-recap{margin-top:50px}.recap-row{background:var(--peach);border-radius:8px;align-items:center;gap:20px;margin-bottom:12px;padding:23px;display:flex}.recap-row:nth-child(3){background:var(--lilac)}.recap-row:nth-child(4){background:var(--cyan)}.recap-row:nth-child(5){background:var(--lime)}.recap-row:nth-child(6){background:var(--yellow)}.recap-number{font-size:18px;font-weight:800}.recap-row>div{flex:1;min-width:0}.recap-row h3{font-family:var(--body);letter-spacing:0;margin-bottom:6px;font-size:17px;line-height:1.45}.recap-row p{margin:0;font-size:14px}.recap-row>strong{white-space:nowrap;font-size:21px}.recap-row>strong small{font-size:12px}.save-progress-nudge{background:var(--mint);border-radius:8px;align-items:center;gap:16px;padding:24px;display:flex}.save-progress-nudge p{margin:5px 0 0;font-size:14px}.share-url{border:1px solid var(--ink);background:var(--ivory);border-radius:7px;width:100%;margin:20px 0;padding:15px}.profile-header{align-items:center;gap:30px;margin:28px 0 40px;display:flex}.profile-avatar{background:var(--pink);border-radius:50%;flex:none;place-items:center;width:108px;height:108px;display:grid;position:relative}.profile-avatar>span{background:var(--blue);width:30px;height:30px;color:var(--ivory);border-radius:50%;place-items:center;font-size:13px;font-weight:700;display:grid;position:absolute;bottom:-6px;right:0}.profile-header h1{overflow-wrap:anywhere;margin:8px 0 12px;font-size:48px}.profile-header p{margin:0;font-size:15px}.profile-header>div:nth-child(2){min-width:0}.profile-actions{flex-direction:column;align-items:flex-end;gap:8px;margin-left:auto;display:flex}.profile-stats{grid-template-columns:1fr 1fr;gap:24px;display:grid}.profile-stats article{background:var(--mint);border-radius:10px;min-width:0;padding:30px}.profile-stats article:nth-child(2){background:var(--lilac)}.level-number{margin:24px 0;font-size:24px}.level-number strong{font-family:var(--display);font-size:68px}.level-number>span{margin-left:10px;font-size:16px}.level-card p{justify-content:space-between;gap:15px;margin:16px 0 24px;font-size:14px;display:flex}.profile-stats small{font-size:14px}.rank-name{align-items:center;gap:15px;margin:35px 0 32px;display:flex}.rank-name h2{overflow-wrap:anywhere;margin:0;font-size:32px}.rank-name b{margin-left:auto;font-size:25px}.rank-name>span{color:var(--ink)!important}.rank-card p{font-size:15px}.rank-ladder{grid-template-columns:repeat(6,1fr);gap:10px;margin:28px 0 52px;display:grid}.rank-ladder>div{text-align:center;background:var(--peach);border-radius:8px;padding:16px 8px}.rank-ladder>div:nth-child(2n){background:var(--cyan)}.rank-ladder>div:nth-child(3n){background:var(--pink)}.rank-ladder b,.rank-ladder small{margin-top:6px;font-size:12px;display:block}.rank-ladder .your-rank{outline:2px solid var(--ink);outline-offset:3px}.badge-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;display:grid}.badge-card{text-align:center;background:var(--peach);border-radius:10px;padding:24px 20px}.badge-card:nth-child(4n+2){background:var(--lilac)}.badge-card:nth-child(4n+3){background:var(--sky)}.badge-card:nth-child(4n+4){background:var(--mint)}.badge-art{background:var(--yellow);border:1px solid var(--ink);border-radius:50%;place-items:center;width:70px;height:70px;margin:0 auto 22px;display:grid;position:relative}.badge-art>span{background:var(--ink);width:21px;height:21px;color:var(--ivory);border-radius:50%;place-items:center;display:grid;position:absolute;bottom:0;right:0}.badge-card h3{font-size:21px}.badge-card p{min-height:3em;font-size:14px;line-height:1.5}.badge-status{font-size:10px;font-weight:800}.badge-card.locked .badge-art{background:0 0;border-style:dashed}.profile-footer-actions{flex-wrap:wrap;align-items:center;gap:18px;margin-top:34px;display:flex}.profile-preferences{max-width:760px;margin-top:48px}.profile-preferences>div{border-bottom:1px solid var(--ink);justify-content:space-between;align-items:center;gap:18px;min-height:75px;font-size:16px;display:flex}.profile-preferences>div>span:last-child{text-align:right;font-size:14px}.profile-preferences p{margin-top:22px;font-size:14px}.edit-profile{background:var(--pink);border-radius:10px;max-width:650px;margin-bottom:30px;padding:25px}.edit-profile label{margin-bottom:9px;font-size:15px;font-weight:700;display:block}.edit-profile input{background:var(--ivory);border:1px solid var(--ink);border-radius:7px;width:100%;padding:14px}.avatar-picker{flex-wrap:wrap;gap:14px;margin:22px 0;display:flex}.avatar-picker button{background:var(--yellow);border-radius:50%;width:52px;height:52px}.avatar-picker button:nth-child(2n){background:var(--mint)}.avatar-picker button:nth-child(3n){background:var(--lilac)}.avatar-picker button.selected{outline:2px solid var(--ink);outline-offset:3px}.page-heading{max-width:820px;margin:15px 0 38px}.page-heading h1{margin:20px 0;font-size:52px}.page-heading>p{font-size:19px}.tabs,.auth-tabs{flex-wrap:wrap;gap:10px;margin:24px 0;display:flex}.tabs>button,.auth-tabs>button{border:1px solid var(--ink);background:var(--ivory);border-radius:24px;min-height:46px;padding:12px 20px;font-size:14px;font-weight:600}.tabs>button.active,.auth-tabs>button.active{background:var(--lilac);box-shadow:inset 0 0 0 1px var(--ink)}.history-item{background:var(--mint);border-radius:8px;margin-bottom:16px;overflow:hidden}.history-item:nth-child(3n+2){background:var(--lilac)}.history-item:nth-child(3n){background:var(--sky)}.history-summary{text-align:left;align-items:center;gap:18px;width:100%;padding:22px;display:flex}.history-icon{background:var(--yellow);border-radius:50%;flex:none;place-items:center;width:52px;height:52px;display:grid}.history-name{flex:1;min-width:0}.history-name b{font-size:18px;display:block}.history-name small{margin-top:7px;font-size:13px;display:block}.history-score{text-align:right}.history-score>b{font-size:23px;display:block}.history-score small{font-size:12px}.history-details{border-top:1px solid var(--ink);padding:10px 25px 25px}.history-details>div{border-bottom:1px solid var(--ink);align-items:baseline;gap:18px;padding:20px 0;display:flex}.history-details p{flex:1;min-width:0;margin:0;font-size:16px}.history-details p>small{margin-top:10px;font-size:14px;display:block}.history-details a{align-items:center;gap:6px;min-height:44px;font-size:14px;display:inline-flex}.history-details>div>strong{white-space:nowrap}.history-details>div>strong small{font-size:12px}.leaderboard-rule{background:var(--sky);border-radius:10px;align-items:center;gap:22px;margin-bottom:25px;padding:26px;display:flex}.rank-icon{background:var(--yellow);border-radius:50%;flex:none;place-items:center;width:65px;height:65px;display:grid}.leaderboard-rule p{flex:1;margin:0;font-size:15px}.leaderboard-rule p>b{margin-bottom:8px;display:block}.leaderboard-rule .button{flex:none}.podium-illustration{justify-content:center;align-items:flex-end;gap:10px;margin-bottom:25px;display:flex}.podium-illustration>span{background:var(--lilac);width:78px;height:78px;font-family:var(--display);border-radius:9px 9px 0 0;place-items:center;font-size:30px;display:grid}.podium-illustration>span:nth-child(2){background:var(--yellow);height:115px}.podium-illustration>span:nth-child(3){background:var(--coral);height:60px}.leaderboard-labels,.leaderboard-row{text-align:left;grid-template-columns:65px minmax(0,1fr) 180px 110px;align-items:center;gap:18px;width:100%;padding:20px;display:grid}.leaderboard-labels{font-size:11px;font-weight:800}.leaderboard-row{background:var(--lilac);border-radius:8px;margin-bottom:12px}.leaderboard-row:nth-child(3n){background:var(--yellow)}.leaderboard-row:nth-child(3n+1){background:var(--pink)}.leaderboard-row.is-you{outline:2px solid var(--ink);outline-offset:3px}.place{font-size:22px;font-weight:800}.leader-player{align-items:center;gap:14px;min-width:0;display:flex}.leader-player>span:last-child{min-width:0}.leader-player b{overflow-wrap:anywhere;display:block}.leader-player small{margin-top:5px;font-size:12px;display:block}.leader-player em{background:var(--ink);color:var(--ivory);border-radius:15px;padding:3px 7px;font-size:11px;font-style:normal}.leader-rank{align-items:center;gap:8px;font-size:14px;display:flex;color:var(--ink)!important}.leader-rating{text-align:right}.leader-rating b{font-size:24px;display:block}.leader-rating small{font-size:12px}.leaderboard-footnote{max-width:760px;margin-top:26px;font-size:14px}.account-layout{grid-template-columns:1fr 1fr;align-items:start;gap:clamp(40px,7vw,110px);padding-block:32px 70px;display:grid}.account-art .spectrum-art{max-width:330px;margin:0 0 36px}.account-art h1{margin:20px 0;font-size:46px}.account-art>p{font-size:19px}.account-perks{flex-direction:column;gap:18px;margin-top:32px;display:flex}.account-perks span{align-items:center;gap:14px;font-size:16px;display:flex}.account-perks svg{width:23px}.account-form-card{background:var(--lilac);border-radius:12px;min-width:0;padding:34px}.account-form-card h2{margin:18px 0;font-size:37px}.account-form-card>p{font-size:17px}.account-form-card label,.delete-account-dialog label{margin:24px 0 10px;font-size:15px;font-weight:700;display:block}.account-form-card label>span{margin-top:5px;font-size:12px;font-weight:400;display:block}.account-form-card input,.delete-account-dialog input{background:var(--yellow);width:100%;min-height:54px;color:var(--ink);border:1px solid var(--ink);border-radius:7px;padding:14px 16px;font-size:16px}.account-form-card input::placeholder{color:var(--ink);opacity:.7}.account-form-card input#username{background:var(--cyan)}.password-wrap{display:flex;position:relative}.password-wrap input{background:var(--peach);padding-right:70px}.password-wrap button{border-radius:5px;padding:7px 12px;font-size:13px;font-weight:700;position:absolute;top:5px;bottom:5px;right:5px}.password-wrap button:hover{background:var(--yellow)}.account-form-card form>.button{margin-top:27px}.auth-tabs{flex-wrap:nowrap}.auth-tabs button{border-radius:7px;flex:1;padding-inline:10px}.auth-tabs button.active{background:var(--pink)}.account-form-card .form-note{margin:24px 0;font-size:13px;line-height:1.65}.form-note svg{vertical-align:middle}.forgot-password{margin-top:10px}.recovery-code{background:var(--yellow);font-family:var(--body);overflow-wrap:anywhere;text-align:center;border-radius:8px;margin:25px 0;padding:24px 16px;font-size:23px;font-weight:700}.account-form-card>.button+.button{margin-top:16px}.success-seal{background:var(--green);width:65px;height:65px;color:var(--ivory);border-radius:50%;place-items:center;margin-bottom:25px;display:grid}.signup-gate,.delete-account-dialog{border:1px solid var(--ink);background:var(--lilac);width:calc(100% - 32px);max-width:510px;max-height:calc(100dvh - 32px);color:var(--ink);text-align:left;box-shadow:0 8px 0 var(--ink);border-radius:14px;margin:auto;padding:44px 32px 28px;position:fixed;overflow:auto}.signup-gate::backdrop,.delete-account-dialog::backdrop{background:color-mix(in oklch,var(--ink) 75%,transparent)}.gate-close{position:absolute;top:8px;right:8px}.signup-gate h2,.delete-account-dialog h2{margin:22px 0;font-size:36px}.signup-gate p,.delete-account-dialog p{font-size:16px;line-height:1.6}.gate-score{background:var(--yellow);border-radius:7px;padding:18px}.gate-score b{font-family:var(--display);font-size:32px}.signup-gate .button{margin-top:14px}.signup-gate>small{margin-top:22px;font-size:13px;line-height:1.6;display:block}.gate-later{margin-top:15px;text-decoration:underline}.delete-account-dialog{background:var(--peach);max-width:580px}.delete-account-actions{flex-wrap:wrap;gap:12px;margin-top:26px;display:flex}.delete-account-actions .primary{background:var(--red)}.how-steps{grid-template-columns:repeat(3,1fr);gap:28px;margin:40px 0 60px;display:grid}.how-steps article{background:var(--yellow);border-radius:10px;padding:28px}.how-steps article:nth-child(2){background:var(--cyan)}.how-steps article:nth-child(3){background:var(--lilac)}.how-step-number{font-size:16px;font-weight:800}.how-step-icon{margin:22px 0}.how-steps h2{font-size:28px}.how-steps p{font-size:16px}.how-scoring{background:var(--mint);border-radius:12px;grid-template-columns:1.1fr 1fr;gap:50px;margin-bottom:50px;padding:35px;display:grid}.how-scoring h2{margin-top:20px}.how-scoring p{font-size:16px}.how-scoring code{margin-bottom:20px}.scoring-example{align-self:center;min-width:0}.scoring-example>span{font-size:12px;font-weight:800}.scoring-example>div{grid-template-columns:90px 1fr 90px;align-items:center;gap:15px;margin-top:28px;font-size:15px;display:grid}.scoring-example>div>span{background:var(--ice);border-radius:3px;height:12px}.scoring-example i{background:var(--blue);border-radius:3px;height:100%;display:block}.scoring-example>div>strong{text-align:right}.scoring-example small{font-size:11px}.how-notes{grid-template-columns:repeat(2,1fr);gap:35px 45px;display:grid}.how-notes article>svg{margin-bottom:17px}.how-notes p{max-width:65ch;font-size:16px}.site-footer{border-top:1px solid var(--ink);flex-wrap:wrap;align-items:center;gap:24px;margin-top:20px;padding-block:28px;display:flex}.footer-brand{padding:0;font-size:31px}.site-footer>p{margin:0;font-size:14px}.site-footer>div{flex-wrap:wrap;align-items:center;gap:20px;margin-left:auto;font-size:13px;display:flex}.site-footer button:not(.footer-brand),.site-footer a{align-items:center;min-height:44px;display:inline-flex}.site-footer>div>span{font-size:12px}.data-page{max-width:830px;margin:0 auto;padding:40px 35px 80px}.data-logo{font-size:46px;line-height:1;text-decoration:none;display:inline-block}.data-kicker{letter-spacing:.05em;margin-top:55px;font-size:13px;font-weight:800}.data-page h1{margin:22px 0;font-size:56px}.data-intro{font-size:21px;line-height:1.6}.data-page section{background:var(--mint);border-radius:10px;margin-top:24px;padding:25px}.data-page section:nth-of-type(3n+2){background:var(--lilac)}.data-page section:nth-of-type(3n){background:var(--pink)}.data-page h2{font-size:27px}.data-page section p{margin:12px 0 0;font-size:16px;line-height:1.75}.data-date{margin-top:30px;font-size:14px}@media (width>=1500px){.hero{padding-block:30px 70px}.hero-art{padding-left:15px}}@media (width<=1100px){.page-width,.header-inner,.game-wrap{width:calc(100% - 64px)}.header-inner{gap:22px}.header-inner nav{gap:12px}.header-actions{gap:6px}.wordmark{font-size:40px}.hero{gap:30px}.hero h1{font-size:clamp(48px,6.5vw,75px)}.hero-buttons{flex-wrap:wrap;gap:15px}.hero-buttons .button{min-width:240px}.category-grid{gap:16px}.category-card{padding:20px}.category-card h3{font-size:23px}.daily-banner{flex-wrap:wrap}.daily-action{flex-direction:row;justify-content:space-between;align-items:center;width:100%}.game-columns.with-calculator{grid-template-columns:minmax(0,1fr) 325px;gap:25px}.question-stage h1{font-size:35px}.game-columns.with-calculator .input-help{flex-wrap:wrap}.badge-grid{gap:16px}.badge-card{padding:23px 15px}.account-layout{gap:35px}.leaderboard-rule{flex-wrap:wrap}.leaderboard-rule p{min-width:250px}.how-scoring{gap:30px;padding:26px}.home-values{gap:20px}}@media (width<=800px){.header-inner nav{gap:7px}.header-inner nav button{font-size:14px}.account-pill>span:nth-child(2){max-width:80px}.sound-toggle{display:none}.hero{grid-template-columns:1fr 1fr}.hero h1{font-size:47px}.hero-copy>.eyebrow{font-size:10px}.hero-copy>p{font-size:18px}.free-note{font-size:12px}.hero-buttons .button{width:100%;min-width:0}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.preview-section{grid-template-columns:1fr 1.25fr;gap:30px}.preview-intro h2{font-size:48px}.preview-intro>p{font-size:18px}.game-columns.with-calculator{flex-direction:column;display:flex}.game-columns.with-calculator>.question-card,.game-columns.with-calculator>.calculator{width:100%}.game-wrap{max-width:720px}.start-card{gap:30px}.start-copy h1{font-size:40px}.start-copy>p{font-size:17px}.difficulty-steps small{display:none}.profile-stats{gap:18px}.profile-stats article{padding:24px}.rank-name h2{font-size:25px}.rank-name{gap:8px}.rank-name>span{display:none}.badge-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.profile-header{gap:20px}.profile-avatar{width:90px;height:90px}.profile-header h1{font-size:36px}.profile-actions .button{padding-inline:12px}.how-steps{gap:18px}.how-steps article{padding:22px}.how-steps h2{font-size:25px}.how-scoring{grid-template-columns:1fr}.account-art{display:none}.account-layout{max-width:600px;display:block}.leaderboard-labels,.leaderboard-row{grid-template-columns:45px minmax(0,1fr) 115px 80px;gap:12px;padding:17px}.leader-rank{font-size:12px}.site-footer>div{margin-left:0}.home-values{grid-template-columns:1fr;gap:25px}}@media (width<=600px){h1{font-size:36px}h2{font-size:28px}h3{font-size:23px}.page-width,.header-inner,.game-wrap{width:calc(100% - 48px)}.site-header{background:var(--lilac);border-bottom:5px solid #0000;border-image:var(--spectrum) 1;padding:24px 0 0}.header-inner{border:0;gap:12px;padding-bottom:23px;position:relative}.wordmark{font-size:32px}.header-signin{min-width:86px;min-height:44px;font-size:14px}.mobile-menu{display:inline-grid}.header-inner nav{display:none}.header-inner nav.mobile-open{z-index:20;background:var(--ivory);border:1px solid var(--ink);box-shadow:0 4px 0 var(--ink);border-radius:8px;flex-direction:column;align-items:stretch;padding:10px;display:flex;position:absolute;top:65px;left:0;right:0}.header-inner nav.mobile-open button{text-align:left;padding:12px;font-size:16px}.header-actions{gap:8px}.account-pill{gap:7px;max-width:155px;min-height:42px;padding:4px 7px}.account-pill>span:nth-child(2){max-width:75px;font-size:13px}.account-pill>b{display:none}.mini-avatar{width:30px;height:30px}.button.large{min-height:54px;font-size:16px}.button{padding-inline:18px}.hero{flex-direction:column;gap:32px;width:100%;padding-block:30px 0;display:flex}.hero-copy{width:calc(100% - 48px)}.hero-copy>.eyebrow{max-width:340px;margin-bottom:25px;font-size:10px;line-height:1.5}.hero h1{letter-spacing:-.05em;margin-bottom:25px;font-size:clamp(37px,11.5vw,65px);line-height:1.18}.hero-copy>p{margin-bottom:28px;font-size:20px;line-height:1.4}.desktop-break{display:none}.hero-buttons{flex-direction:column;align-items:stretch;gap:21px;display:flex}.hero-buttons .button{width:100%}.free-note{text-align:center;font-size:12px}.free-note br{display:none}.free-note br:after{content:" · "}.hero-art{background:var(--purple);width:100%;padding:24px}.hero-art .spectrum-art{padding:3% 2% 1%}.curiosity-ribbon{padding:19px 24px;font-size:15px;line-height:1.45}.category-section{padding-block:25px 35px}.category-grid{gap:13px}.category-card{padding:18px 16px}.category-top{margin-bottom:20px}.category-art svg{width:26px;height:26px}.category-card h3{overflow-wrap:anywhere;font-size:23px;line-height:1.1}.category-card p{min-height:4.5em;font-size:13px;line-height:1.5}.category-bottom{margin-top:20px;font-size:9px;line-height:1.5}.category-bottom svg{display:none}.preview-section{flex-direction:column;gap:25px;padding-block:30px 40px;display:flex}.preview-intro{max-width:none;padding:0}.preview-intro h2{margin:17px 0;font-size:39px}.preview-intro h2 br{display:none}.preview-intro h2 br:after{content:" "}.preview-intro>p{margin-bottom:10px;font-size:17px}.preview-free{display:none}.home-preview{width:calc(100% + 16px);margin-left:-8px}.preview-question,.preview-result,.preview-finished{padding:20px 16px 24px}.preview-header{padding:17px 16px;font-size:10px}.preview-question-meta{align-items:center;gap:6px;font-size:10px;line-height:1.4}.preview-question-stage{margin-inline:-4px;padding:21px 16px}.home-preview h2{min-height:0;font-size:30px;line-height:1.14}.preview-assumption{padding:17px 16px}.preview-assumption p{font-size:15px}.preview-input input{font-size:34px}.preview-tools{gap:10px}.preview-tools small{font-size:12px}.preview-tools button{padding:9px 12px;font-size:13px}.preview-result>h2{font-size:32px}.preview-discovery p{font-size:17px}.preview-calculator{padding:16px}.daily-banner{gap:17px;margin-top:0;padding:23px}.daily-symbol{width:50px;height:50px}.daily-copy{flex-basis:70%;min-width:0}.daily-copy>.eyebrow{font-size:10px}.daily-copy h3{font-size:24px}.daily-copy p{font-size:14px}.daily-action{flex-direction:column;gap:14px;width:100%;min-width:0}.daily-action .button{width:100%}.daily-action>span{font-size:11px}.home-values{padding-block:32px}.home-values b{font-size:15px}.home-values small{font-size:14px}.resume-strip{flex-wrap:wrap;gap:10px;padding:20px}.resume-strip>span{flex:1;font-size:15px}.resume-strip .text-button{width:100%;margin:0}.section-heading{flex-direction:column;align-items:flex-start;gap:14px}.section-heading>span{font-size:13px}.start-layout{padding-top:20px}.start-card{flex-direction:column;gap:25px;margin-top:15px;display:flex}.start-visual{width:100%;max-width:330px}.start-copy{width:100%}.start-copy h1{margin:18px 0;font-size:39px}.start-copy>p{font-size:17px}.start-sticker{padding:12px 16px;font-size:12px}.run-details{margin:25px 0}.game-wrap{padding-top:16px}.game-topline{flex-wrap:wrap;gap:8px;margin-bottom:18px}.game-topline .back-link{padding:4px 0;font-size:13px}.game-category{margin-left:auto;font-size:12px}.game-category>svg{display:none}.score-mini{font-size:12px;display:none}.question-progress{gap:8px;margin:0 0 34px}.question-progress>div{height:27px;font-size:12px}.question-kicker{margin-bottom:22px}.question-kicker .eyebrow{font-size:11px}.difficulty-badge{font-size:13px}.question-stage{margin:0 -8px 24px;padding:20px 16px 29px}.topic-label{margin-bottom:24px;font-size:10px}.question-stage h1{letter-spacing:-.035em;font-size:33px;line-height:1.09}.question-assumption{margin-bottom:27px;padding:17px 16px}.question-assumption .eyebrow{font-size:10px}.question-assumption p{font-size:15px;line-height:1.55}.guess-form label{gap:10px;font-size:15px}.guess-form label span{max-width:50%;font-size:13px}.guess-input-wrap{padding:18px}.guess-input-wrap input{font-size:36px}.guess-input-wrap input::placeholder{font-size:20px}.input-help{align-items:flex-start;gap:10px;margin:16px 0 23px}.input-help>span{max-width:130px;padding-top:5px;font-size:11px;line-height:1.6}.input-help .text-button{white-space:normal;text-align:left;padding:10px 12px;font-size:13px}.input-help .text-button svg{width:16px}.hint-button{flex-wrap:wrap;gap:8px;padding:12px;font-size:14px}.hint-button>span{font-size:12px}.game-bottom-note{text-align:center;align-items:flex-start;font-size:12px;line-height:1.5}.game-bottom-note>svg{flex:none;margin-top:2px}.game-columns.with-calculator{gap:28px}.calculator{padding:20px 16px}.calc-heading>span{font-size:16px}.calc-keys button,.calc-tools button{min-height:51px}.calc-extra button{min-height:46px}.reveal-kicker{gap:10px}.reveal-kicker .eyebrow{font-size:10px}.points-earned{padding:8px 12px;font-size:12px}.reveal-content h1{font-size:35px}.reveal-question-context{font-size:15px}.reveal-line{font-size:16px}.reference-answer{margin:24px 0;padding:20px}.reference-answer .eyebrow{font-size:11px}.reference-answer>div{gap:12px}.reference-answer strong{font-size:64px}.reference-answer>div>span{font-size:22px}.reveal-visual{padding:20px 16px}.comparison-row>div:first-child{display:block}.comparison-row span{font-size:13px}.comparison-row b{text-align:left;margin-top:6px;font-size:24px;display:block}.comparison-row small{font-size:14px}.discovery-copy p{font-size:18px;line-height:1.6}.xp-row{align-items:flex-start}.xp-row small{max-width:175px;font-size:12px}.object-payoff{margin-inline:0;padding:16px}.payoff-lead{gap:8px}.payoff-lead strong{font-size:15px}.object-grid{gap:3px}.payoff-number{font-size:37px}.finish-wrap,.profile-wrap,.history-wrap,.leaderboard-wrap,.how-wrap{padding-block:30px 45px}.finish-heading h1{font-size:37px}.finish-heading>p{font-size:16px}.finish-total{padding:25px 18px}.finish-total>strong{font-size:63px}.finish-total>strong small{font-size:16px}.finish-actions{gap:16px;margin-bottom:40px}.finish-actions .button{width:100%}.finish-level{padding:20px}.recap-row{align-items:flex-start;gap:12px;padding:18px 15px}.recap-number{font-size:14px;line-height:1.6}.recap-row h3{font-size:15px}.recap-row p{font-size:12px;line-height:1.55}.recap-row>strong{font-size:17px}.recap-row>strong small{text-align:right;display:block}.run-recap{margin-top:35px}.run-recap h2{font-size:27px}.profile-header{flex-wrap:wrap;gap:20px;margin-top:22px}.profile-avatar{width:77px;height:77px}.profile-avatar>svg{width:43px}.profile-header>div:nth-child(2){flex:1}.profile-header h1{font-size:34px}.profile-header p{font-size:13px}.profile-actions{flex-direction:row;justify-content:space-between;align-items:center;width:100%;margin:0}.profile-stats{grid-template-columns:1fr;gap:20px}.profile-stats article{padding:25px}.rank-name{margin:27px 0}.rank-name h2{font-size:30px}.rank-name>span{display:block}.rank-ladder{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-bottom:35px}.rank-ladder>div{padding:14px 6px}.badge-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.badge-card{padding:22px 13px}.badge-card h3{font-size:21px}.badge-card p{min-height:4.5em;font-size:13px}.badge-art{width:62px;height:62px}.badge-status{font-size:9px}.profile-footer-actions{justify-content:flex-start;gap:16px}.profile-footer-actions>.button{width:100%}.profile-preferences>div{font-size:15px}.profile-preferences>div>span:last-child{max-width:55%;font-size:13px}.avatar-picker{gap:10px}.avatar-picker button{width:44px;height:44px}.page-heading h1{margin:19px 0;font-size:38px}.page-heading p{font-size:17px}.tabs{gap:8px}.tabs>button{padding:11px 14px;font-size:13px}.history-summary{flex-wrap:wrap;gap:11px;padding:18px 14px}.history-icon{width:37px;height:37px}.history-icon svg{width:21px}.history-name b{font-size:16px}.history-name small{font-size:12px}.history-score>b{font-size:18px}.history-summary>svg{width:16px}.history-details{padding:5px 16px 18px}.history-details>div{gap:10px}.history-details p{font-size:14px}.history-details p>small{font-size:12px}.history-details>div>strong{font-size:14px}.leaderboard-rule{gap:16px;padding:22px}.leaderboard-rule p{flex-basis:100%;min-width:0;font-size:15px}.leaderboard-rule .button{width:100%}.rank-icon{width:50px;height:50px}.leaderboard-labels,.leaderboard-row{grid-template-columns:25px minmax(0,1fr) 67px;gap:10px;padding:16px 12px}.leaderboard-labels>span:nth-child(3),.leader-rank{display:none}.leader-player{gap:9px}.leader-player .mini-avatar{width:27px;height:27px}.leader-player b{font-size:14px}.leader-player small{font-size:10px}.leader-rating b{font-size:20px}.leader-rating small{font-size:10px}.place{font-size:16px}.leaderboard-footnote{font-size:13px}.empty-state{padding:38px 4px}.empty-state h2{font-size:29px}.account-layout{padding-block:27px 45px}.account-form-card{padding:27px 20px}.account-form-card h2{font-size:34px}.account-form-card>p{font-size:16px}.account-form-card .eyebrow{font-size:10px}.account-form-card .form-note{font-size:13px}.recovery-code{font-size:20px}.signup-gate,.delete-account-dialog{padding:45px 23px 25px}.signup-gate h2,.delete-account-dialog h2{font-size:32px}.delete-account-actions .button{width:100%}.how-steps{flex-direction:column;gap:18px;margin:30px 0 40px;display:flex}.how-steps article{padding:25px}.how-step-icon{margin:18px 0}.how-steps h2{font-size:28px}.how-scoring{gap:22px;padding:23px 18px}.how-scoring h2{font-size:29px}.how-scoring code{padding:15px;font-size:13px}.scoring-example>div{grid-template-columns:75px 1fr 77px;gap:8px;font-size:13px}.how-notes{grid-template-columns:1fr;gap:27px}.how-wrap>.button{width:100%}.site-footer{gap:18px;margin-top:0;padding-block:25px}.site-footer>p{font-size:13px}.site-footer>div{gap:2px 15px}.site-footer>div>span{width:100%;margin-top:10px;display:block}.mobile-bottom-nav{z-index:30;background:var(--lilac);border-top:1px solid var(--ink);width:100%;padding:10px 14px calc(10px + env(safe-area-inset-bottom));gap:9px;display:flex;position:sticky;bottom:0}.mobile-bottom-nav button{border-radius:8px;flex:1;justify-content:center;align-items:center;gap:7px;min-height:46px;font-size:13px;font-weight:600;display:flex}.mobile-bottom-nav button.active{background:var(--yellow);box-shadow:inset 0 0 0 1px var(--ink)}.toast{font-size:14px;bottom:85px}.data-page{padding:28px 24px 55px}.data-logo{font-size:36px}.data-kicker{margin-top:40px}.data-page h1{font-size:41px}.data-intro{font-size:18px}.data-page section{padding:21px}.data-page h2{font-size:26px}.data-page section p{font-size:16px}}@media (width<=360px){.page-width,.header-inner,.game-wrap,.hero-copy{width:calc(100% - 36px)}.hero h1{font-size:36px}.header-actions{gap:2px}.account-pill>span:nth-child(2){max-width:65px}.question-stage h1{font-size:29px}.home-preview h2{font-size:28px}.category-card h3{font-size:21px}.category-card{padding:17px 12px}.input-help{flex-wrap:wrap}.input-help>span{max-width:none}.rank-ladder b{font-size:11px}.history-icon{display:none}.finish-total>strong{font-size:55px}.reference-answer strong{font-size:54px}.profile-header h1{font-size:30px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.button:hover,.button:active,.category-card:hover,.calc-tools button:hover,.calc-keys button:hover,.calc-extra button:hover{transform:none}}