.BasicArithmeticQuiz-module__6rd0qW__page{min-height:100vh;color:var(--text);background:radial-gradient(circle at 82% 4%, #4ee6b41c, transparent 28%), linear-gradient(#ffffff06 1px, transparent 1px), linear-gradient(90deg, #ffffff06 1px, transparent 1px), var(--ink);background-size:auto,58px 58px,58px 58px,auto}.BasicArithmeticQuiz-module__6rd0qW__shell{width:min(1240px,100% - 40px);margin:0 auto;padding:40px 0 80px}.BasicArithmeticQuiz-module__6rd0qW__eyebrow,.BasicArithmeticQuiz-module__6rd0qW__miniLabel{color:#4ee6b4;font:600 11px/1.4 var(--font-geist-mono), monospace;letter-spacing:.16em;text-transform:uppercase;margin:0}.BasicArithmeticQuiz-module__6rd0qW__intro{background:#091915f0;border:1px solid #ffffff1c;border-radius:30px;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);min-height:calc(100vh - 165px);margin-top:36px;display:grid;overflow:hidden;box-shadow:0 32px 100px #0000004d}.BasicArithmeticQuiz-module__6rd0qW__introCopy{flex-direction:column;justify-content:center;padding:clamp(44px,7vw,86px);display:flex}.BasicArithmeticQuiz-module__6rd0qW__introCopy h1{letter-spacing:-.075em;margin:20px 0 0;font-size:clamp(58px,8vw,106px);font-weight:520;line-height:.88}.BasicArithmeticQuiz-module__6rd0qW__introCopy h1 em{color:#4ee6b4;font-style:normal}.BasicArithmeticQuiz-module__6rd0qW__lead{color:#a8b4af;max-width:650px;margin:28px 0 0;font-size:clamp(17px,1.7vw,21px);line-height:1.6}.BasicArithmeticQuiz-module__6rd0qW__levelGrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:32px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__levelButton{color:#f4f1e8;text-align:left;cursor:pointer;background:#4ee6b414;border:1px solid #4ee6b457;border-radius:17px;align-content:start;min-height:176px;padding:21px 48px 21px 21px;transition:transform .16s,border-color .16s,background .16s;display:grid;position:relative}.BasicArithmeticQuiz-module__6rd0qW__levelButton:hover{background:#4ee6b421;border-color:#4ee6b4;transform:translateY(-2px)}.BasicArithmeticQuiz-module__6rd0qW__levelButton:focus-visible{outline-offset:4px;outline:2px solid #4ee6b4}.BasicArithmeticQuiz-module__6rd0qW__levelButton>span{color:#4ee6b4;font:600 9px/1.4 var(--font-geist-mono), monospace;letter-spacing:.15em}.BasicArithmeticQuiz-module__6rd0qW__levelButton strong{margin-top:18px;font-size:18px;line-height:1.25}.BasicArithmeticQuiz-module__6rd0qW__levelButton small{color:#93a39d;margin-top:10px;font-size:12px;line-height:1.55}.BasicArithmeticQuiz-module__6rd0qW__levelButton i{color:#4ee6b4;font-size:20px;font-style:normal;position:absolute;top:19px;right:20px}.BasicArithmeticQuiz-module__6rd0qW__levelButtonHard{background:#ffffff08;border-color:#f4f1e82b}.BasicArithmeticQuiz-module__6rd0qW__levelButtonHard:hover{background:#ffffff0f}.BasicArithmeticQuiz-module__6rd0qW__backLinkIntro{color:#91a09a;align-self:flex-start;margin-top:23px;font-size:13px}.BasicArithmeticQuiz-module__6rd0qW__briefing{background:#4ee6b406;border-left:1px solid #ffffff1a;flex-direction:column;justify-content:center;padding:clamp(36px,5vw,65px);display:flex}.BasicArithmeticQuiz-module__6rd0qW__briefing dl{margin:24px 0 0;display:grid}.BasicArithmeticQuiz-module__6rd0qW__briefing dl div{border-bottom:1px solid #ffffff17;justify-content:space-between;align-items:baseline;padding:15px 0;display:flex}.BasicArithmeticQuiz-module__6rd0qW__briefing dt{color:#80918a;font:500 10px/1.4 var(--font-geist-mono), monospace;letter-spacing:.12em;text-transform:uppercase}.BasicArithmeticQuiz-module__6rd0qW__briefing dd{margin:0;font-size:18px;font-weight:650}.BasicArithmeticQuiz-module__6rd0qW__starGuide{gap:9px;margin-top:22px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__starGuide p{gap:5px;margin:0;display:grid}.BasicArithmeticQuiz-module__6rd0qW__starGuide span{color:#83958e;font:600 9px/1.4 var(--font-geist-mono), monospace;letter-spacing:.13em;text-transform:uppercase}.BasicArithmeticQuiz-module__6rd0qW__starGuide strong{color:#d89a35;font:600 12px/1.5 var(--font-geist-mono), monospace}.BasicArithmeticQuiz-module__6rd0qW__briefing ol{gap:16px;margin:30px 0 0;padding:0;list-style:none;display:grid}.BasicArithmeticQuiz-module__6rd0qW__briefing li{grid-template-columns:30px 1fr;gap:12px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__briefing li span{color:#4ee6b4;font:600 10px/1.5 var(--font-geist-mono), monospace}.BasicArithmeticQuiz-module__6rd0qW__briefing li p{color:#a5b1ac;margin:0;font-size:13px;line-height:1.55}.BasicArithmeticQuiz-module__6rd0qW__quizHeader{border-bottom:1px solid #ffffff1c;grid-template-columns:1fr auto 1fr;align-items:center;min-height:88px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__backLink{color:#8fa098;justify-self:start;font-size:13px}.BasicArithmeticQuiz-module__6rd0qW__quizIdentity{text-align:center;gap:4px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__quizIdentity span,.BasicArithmeticQuiz-module__6rd0qW__timer span{color:#72857d;font:600 9px/1.4 var(--font-geist-mono), monospace;letter-spacing:.15em}.BasicArithmeticQuiz-module__6rd0qW__quizIdentity strong{color:#4ee6b4;font:600 12px/1.4 var(--font-geist-mono), monospace;letter-spacing:.12em}.BasicArithmeticQuiz-module__6rd0qW__timer{justify-self:end;justify-items:end;gap:2px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__timer strong{font:650 25px/1 var(--font-geist-mono), monospace;font-variant-numeric:tabular-nums;letter-spacing:-.04em}.BasicArithmeticQuiz-module__6rd0qW__timerUrgent strong{color:#f07167}.BasicArithmeticQuiz-module__6rd0qW__sprint{align-content:center;gap:20px;min-height:calc(100vh - 225px);padding:34px 0 20px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__scoreRail{background:#ffffff08;border:1px solid #ffffff1a;border-radius:16px;grid-template-columns:repeat(4,1fr);width:min(930px,100%);margin:0 auto;display:grid}.BasicArithmeticQuiz-module__6rd0qW__scoreRail>div{border-right:1px solid #ffffff17;gap:7px;padding:14px 18px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__scoreRail>div:last-child{border:0}.BasicArithmeticQuiz-module__6rd0qW__scoreRail span{color:#74867f;font:600 9px/1.4 var(--font-geist-mono), monospace;letter-spacing:.14em}.BasicArithmeticQuiz-module__6rd0qW__scoreRail strong{font-size:20px}.BasicArithmeticQuiz-module__6rd0qW__scoreRail .BasicArithmeticQuiz-module__6rd0qW__miniStars{color:#d89a35;letter-spacing:.08em}.BasicArithmeticQuiz-module__6rd0qW__questionCard{background:#091915f2;border:1px solid #ffffff1f;border-radius:27px;width:min(930px,100%);margin:0 auto;padding:clamp(28px,5vw,62px);box-shadow:0 30px 90px #00000042}.BasicArithmeticQuiz-module__6rd0qW__questionWrong{border-color:#f07167c7;box-shadow:0 0 0 3px #f071671a,0 30px 90px #00000042}.BasicArithmeticQuiz-module__6rd0qW__questionTopline{color:#72857d;font:600 9px/1.4 var(--font-geist-mono), monospace;letter-spacing:.15em;justify-content:space-between;display:flex}.BasicArithmeticQuiz-module__6rd0qW__questionTopline span:last-child{color:#4ee6b4}.BasicArithmeticQuiz-module__6rd0qW__expression{color:#f4f1e8;font:560 clamp(58px, 9vw, 108px)/.9 var(--font-geist-mono), monospace;letter-spacing:-.075em;text-align:center;margin:clamp(40px,7vh,72px) 0}.BasicArithmeticQuiz-module__6rd0qW__answerForm{gap:10px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__answerForm label{color:#85978f;font:600 10px/1.4 var(--font-geist-mono), monospace;letter-spacing:.14em;text-transform:uppercase}.BasicArithmeticQuiz-module__6rd0qW__answerForm>div{grid-template-columns:1fr auto;gap:10px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__answerForm input{color:#f4f1e8;min-width:0;height:68px;font:600 27px/1 var(--font-geist-mono), monospace;background:#ffffff0b;border:1px solid #ffffff2b;border-radius:13px;outline:none;padding:0 20px}.BasicArithmeticQuiz-module__6rd0qW__answerForm input:focus{border-color:#4ee6b4;box-shadow:0 0 0 3px #4ee6b41f}.BasicArithmeticQuiz-module__6rd0qW__answerForm input[aria-invalid=true]{color:#ff978f;background:#f0716714;border-color:#f07167;box-shadow:0 0 0 3px #f071671c}.BasicArithmeticQuiz-module__6rd0qW__answerForm button{color:#06110f;cursor:pointer;background:#4ee6b4;border:1px solid #4ee6b4;border-radius:13px;min-width:150px;padding:0 22px;font-size:15px;font-weight:700}.BasicArithmeticQuiz-module__6rd0qW__feedbackRow{justify-content:space-between;align-items:center;gap:20px;min-height:45px;margin-top:12px;display:flex}.BasicArithmeticQuiz-module__6rd0qW__feedbackRow p{color:#9daba5;margin:0;font-size:13px}.BasicArithmeticQuiz-module__6rd0qW__feedbackRow>button{color:#d6ddd9;cursor:pointer;background:#ffffff0a;border:1px solid #ffffff26;border-radius:10px;padding:10px 14px}.BasicArithmeticQuiz-module__6rd0qW__feedbackRow>button span,.BasicArithmeticQuiz-module__6rd0qW__feedbackRow>span{color:#a77932;font:600 10px/1.4 var(--font-geist-mono), monospace}.BasicArithmeticQuiz-module__6rd0qW__results{background:#091915f0;border:1px solid #ffffff1c;border-radius:30px;align-content:center;min-height:calc(100vh - 165px);margin-top:36px;padding:clamp(42px,8vw,100px);display:grid;box-shadow:0 32px 100px #0000004d}.BasicArithmeticQuiz-module__6rd0qW__resultsCopy{text-align:center}.BasicArithmeticQuiz-module__6rd0qW__resultsCopy h1{letter-spacing:-.065em;max-width:820px;margin:18px auto 0;font-size:clamp(48px,7vw,88px);font-weight:520;line-height:.94}.BasicArithmeticQuiz-module__6rd0qW__resultsCopy>p:last-child{color:#9daaa5}.BasicArithmeticQuiz-module__6rd0qW__stars{color:#d89a3538;justify-content:center;gap:9px;margin:27px 0 20px;font-size:clamp(38px,5vw,62px);display:flex}.BasicArithmeticQuiz-module__6rd0qW__stars .BasicArithmeticQuiz-module__6rd0qW__starEarned{color:#d89a35;filter:drop-shadow(0 6px 18px #d89a3542)}.BasicArithmeticQuiz-module__6rd0qW__scoreBlock{justify-items:center;margin-top:22px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__scoreBlock strong{color:#4ee6b4;font:650 clamp(64px, 9vw, 108px)/.9 var(--font-geist-mono), monospace}.BasicArithmeticQuiz-module__6rd0qW__scoreBlock span{color:#899991;font:600 10px/1.4 var(--font-geist-mono), monospace;letter-spacing:.14em;text-transform:uppercase;margin-top:8px}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics{border-top:1px solid #ffffff1a;border-bottom:1px solid #ffffff1a;grid-template-columns:repeat(4,1fr);max-width:780px;margin:38px auto 0;display:grid}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics div{text-align:center;gap:8px;padding:18px;display:grid}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics span{color:#7f9189;font:600 9px/1.4 var(--font-geist-mono), monospace;letter-spacing:.13em;text-transform:uppercase}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics strong{font-size:21px}.BasicArithmeticQuiz-module__6rd0qW__nextTarget{color:#9caaa4;text-align:center;margin:20px 0 0}.BasicArithmeticQuiz-module__6rd0qW__resultActions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:30px;display:flex}.BasicArithmeticQuiz-module__6rd0qW__primaryButton,.BasicArithmeticQuiz-module__6rd0qW__secondaryButton,.BasicArithmeticQuiz-module__6rd0qW__textLink{cursor:pointer;border:1px solid #ffffff21;border-radius:12px;justify-content:center;align-items:center;gap:12px;min-height:50px;padding:0 20px;font-size:14px;font-weight:680;display:inline-flex}.BasicArithmeticQuiz-module__6rd0qW__primaryButton{color:#06110f;background:#4ee6b4;border-color:#4ee6b4}.BasicArithmeticQuiz-module__6rd0qW__secondaryButton{color:#f4f1e8;background:#ffffff0a}.BasicArithmeticQuiz-module__6rd0qW__textLink{color:#9aa8a3;border-color:#0000}:is(html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__intro,html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__questionCard,html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__results){border-color:var(--line);background:#ffffffeb;box-shadow:0 24px 65px #1f493b17}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__briefing{border-left-color:var(--line);background:#087a5e09}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__introCopy h1 em{color:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__levelButton>span{color:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__levelButton i{color:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__quizIdentity strong{color:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__questionTopline span:last-child{color:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__scoreBlock strong{color:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__levelButton{border-color:var(--line);color:var(--text);background:#f8fbf9f0}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__scoreRail{border-color:var(--line);color:var(--text);background:#f8fbf9f0}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__feedbackRow>button{border-color:var(--line);color:var(--text);background:#f8fbf9f0}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__expression{color:var(--text)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__answerForm input{color:var(--text)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__secondaryButton{color:var(--text)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__answerForm input{border-color:var(--line-strong);background:#fff}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__questionWrong{border-color:#c7473e;box-shadow:0 0 0 3px #c7473e1a,0 24px 65px #1f493b17}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__answerForm input[aria-invalid=true]{color:#a82e27;background:#fff3f1;border-color:#c7473e}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__answerForm button{color:#fff;background:var(--teal)}html[data-theme=light] .BasicArithmeticQuiz-module__6rd0qW__primaryButton{color:#fff;background:var(--teal)}@media (max-height:850px) and (min-width:801px){.BasicArithmeticQuiz-module__6rd0qW__page{min-height:calc(100vh - var(--header-height))}.BasicArithmeticQuiz-module__6rd0qW__shell{padding:12px 0 18px}.BasicArithmeticQuiz-module__6rd0qW__intro{min-height:calc(100vh - 115px);margin-top:15px}.BasicArithmeticQuiz-module__6rd0qW__introCopy{padding-top:36px;padding-bottom:36px}.BasicArithmeticQuiz-module__6rd0qW__introCopy h1{font-size:clamp(52px,6.3vw,78px)}.BasicArithmeticQuiz-module__6rd0qW__lead{margin-top:18px;font-size:16px}.BasicArithmeticQuiz-module__6rd0qW__levelGrid{margin-top:20px}.BasicArithmeticQuiz-module__6rd0qW__levelButton{min-height:145px}.BasicArithmeticQuiz-module__6rd0qW__briefing{padding-top:30px;padding-bottom:30px}.BasicArithmeticQuiz-module__6rd0qW__briefing ol{margin-top:20px}.BasicArithmeticQuiz-module__6rd0qW__expression{margin:34px 0;font-size:clamp(58px,8vw,86px)}.BasicArithmeticQuiz-module__6rd0qW__results{min-height:calc(100vh - var(--header-height) - 30px);margin-top:0;padding:22px clamp(38px,6vw,72px)}.BasicArithmeticQuiz-module__6rd0qW__resultsCopy h1{margin-top:9px;font-size:clamp(39px,5vw,59px);line-height:.92}.BasicArithmeticQuiz-module__6rd0qW__resultsCopy>p:last-child{margin:8px 0 0;font-size:13px}.BasicArithmeticQuiz-module__6rd0qW__stars{margin:10px 0 5px;font-size:38px}.BasicArithmeticQuiz-module__6rd0qW__scoreBlock{margin-top:9px}.BasicArithmeticQuiz-module__6rd0qW__scoreBlock strong{font-size:58px}.BasicArithmeticQuiz-module__6rd0qW__scoreBlock span{margin-top:3px}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics{margin-top:14px}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics div{gap:4px;padding:10px 16px}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics strong{font-size:18px}.BasicArithmeticQuiz-module__6rd0qW__nextTarget{margin-top:10px;font-size:13px}.BasicArithmeticQuiz-module__6rd0qW__resultActions{margin-top:13px}.BasicArithmeticQuiz-module__6rd0qW__primaryButton,.BasicArithmeticQuiz-module__6rd0qW__secondaryButton,.BasicArithmeticQuiz-module__6rd0qW__textLink{min-height:42px;padding-inline:16px;font-size:12px}}@media (max-width:800px){.BasicArithmeticQuiz-module__6rd0qW__shell{width:min(100% - 24px,1240px);padding-top:16px}.BasicArithmeticQuiz-module__6rd0qW__intro{grid-template-columns:1fr;min-height:auto;margin-top:12px}.BasicArithmeticQuiz-module__6rd0qW__introCopy{padding:42px 24px}.BasicArithmeticQuiz-module__6rd0qW__introCopy h1{font-size:clamp(58px,18vw,82px)}.BasicArithmeticQuiz-module__6rd0qW__levelGrid{grid-template-columns:1fr}.BasicArithmeticQuiz-module__6rd0qW__briefing{border-top:1px solid var(--line);border-left:0;padding:38px 24px}.BasicArithmeticQuiz-module__6rd0qW__quizHeader{grid-template-columns:1fr 1fr}.BasicArithmeticQuiz-module__6rd0qW__quizIdentity{display:none}.BasicArithmeticQuiz-module__6rd0qW__sprint{align-content:start;min-height:calc(100vh - 160px)}.BasicArithmeticQuiz-module__6rd0qW__scoreRail{grid-template-columns:repeat(2,1fr)}.BasicArithmeticQuiz-module__6rd0qW__scoreRail>div:nth-child(2){border-right:0}.BasicArithmeticQuiz-module__6rd0qW__scoreRail>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.BasicArithmeticQuiz-module__6rd0qW__questionCard{padding:28px 20px}.BasicArithmeticQuiz-module__6rd0qW__expression{margin:54px 0;font-size:clamp(45px,14vw,70px)}.BasicArithmeticQuiz-module__6rd0qW__answerForm>div{grid-template-columns:1fr}.BasicArithmeticQuiz-module__6rd0qW__answerForm button{min-height:56px}.BasicArithmeticQuiz-module__6rd0qW__feedbackRow{flex-direction:column;align-items:flex-start}.BasicArithmeticQuiz-module__6rd0qW__results{min-height:auto;margin-top:12px;padding:52px 22px}.BasicArithmeticQuiz-module__6rd0qW__resultMetrics{grid-template-columns:repeat(2,1fr)}}