.reasoning-page.pf-page{--pf-ink:#253045;--pf-sage:#65518f;--pf-muted:#605e6a;--pf-soft:#ece8f3;--pf-line:#ddd9e4}.reasoning-page.pf-page h1 em,.reasoning-page.pf-page h2 em,.reasoning-page .pf-kicker{color:#65518f}.reasoning-page :is(a,button,input,summary):focus-visible{outline-color:#65518f}.reasoning-page .pf-button-primary:hover:not(:disabled){background:#55437b}.reasoning-page .pf-button-secondary:hover:not(:disabled){background:#ece8f3;border-color:#bcb1d0}.reasoning-page .pf-resume,.reasoning-page .pf-completion-mark{background:#ece8f3;border-color:#d5cde2}.reasoning-page .pf-completion-mark{color:#65518f}.reasoning-page .pf-hero-art{background:#ece8f3;border-color:#d8d0e2;border-radius:85px 18px 18px;min-height:440px;padding:27px}.reasoning-page .pf-art-caption{color:#65518f;font-size:8px}.rq-hero-art>img{background:#fff;border-radius:8px;width:240px;max-width:100%;height:auto;margin:20px auto 0;padding:12px;box-shadow:0 10px 30px #4b395e11}.reasoning-page .rq-hero-art>p{margin-top:22px;font-size:29px}.reasoning-page .rq-hero-art>p em{color:#65518f}.rq-how ol{counter-reset:reasoning-step;grid-template-columns:repeat(3,1fr);gap:26px;margin:0;padding:0;list-style:none;display:grid}.rq-how li{counter-increment:reasoning-step;border:1px solid var(--pf-line);background:#fcfbf8;border-radius:12px;padding:25px}.rq-how li:before{content:"0" counter(reasoning-step);font:11px/1.6 var(--font-mono,monospace);color:#65518f;margin-bottom:18px;display:block}.rq-how b{font-size:15px;font-weight:600;line-height:1.6;display:block}.rq-how li p{color:var(--pf-muted);margin:12px 0 0;font-size:13px}.rq-credit{color:var(--pf-muted);max-width:95ch;margin-top:28px;font-size:11px;line-height:1.8}.rq-credit a{text-underline-offset:3px}.rq-beta-note{color:var(--pf-muted);background:#ece8f3;border-left:3px solid #65518f;border-radius:0 9px 9px 0;margin:24px 0;padding:20px 23px;font-size:13px}.rq-beta-note b{color:var(--pf-ink);margin-bottom:6px;font-weight:600;display:block}.rq-session-conditions{color:var(--pf-muted);max-width:72ch;margin:0 0 22px;font-size:13px}.rq-session-conditions b{color:var(--pf-ink);margin-bottom:6px;font-weight:600;display:block}.rq-quiz{max-width:1080px}.reasoning-page .rq-question{padding:30px 30px 0}.reasoning-page .rq-question h1{max-width:none;margin-bottom:10px;font-size:34px}.reasoning-page .rq-question>.pf-kicker{margin-bottom:13px}.reasoning-page .rq-question>p:not(.pf-kicker){max-width:88ch;margin-bottom:22px;font-size:12px;line-height:1.65}.rq-workspace{grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);gap:38px;padding-bottom:24px;display:grid}.rq-matrix-panel{min-width:0}.rq-matrix-panel figure{margin:0}.rq-matrix-panel figure>img{aspect-ratio:1;object-fit:contain;background:#fff;border:1px solid #dddce1;border-radius:5px;width:100%;max-width:365px;height:auto;margin-inline:auto;padding:12px;display:block}.rq-matrix-panel figcaption{font:10px/1.6 var(--font-mono,monospace);color:var(--pf-muted);text-align:center;margin-top:12px}.rq-enlarge{width:fit-content;margin:4px auto 16px;font-size:11px!important;display:flex!important}.rq-answer-panel{background:#efedf5;border:1px solid #ded8e8;border-radius:10px;align-items:center;gap:22px;padding:18px;display:flex}.rq-answer-panel>div:last-child{min-width:0}.rq-answer-panel .pf-kicker{margin-bottom:8px;font-size:9px}.rq-answer-panel p:not(.pf-kicker){margin:0;font-size:12px;line-height:1.6}.rq-answer-panel .pf-text-link{text-align:left;justify-content:flex-start;min-height:44px;padding:8px 0;font-size:10px;line-height:1.6}.rq-answer-panel .pf-text-link:disabled{color:#85808b;cursor:not-allowed;text-decoration:none}.rq-composition{background:#fff;border:1px solid #4c4654;flex-shrink:0;width:100px;height:100px;position:relative;overflow:hidden}.rq-composition>img{object-fit:contain;pointer-events:none;width:100%;max-width:none;height:100%;position:absolute;inset:0}.rq-builder-panel{min-width:0}.reasoning-page .rq-builder-panel h2{font:600 14px/1.5 var(--font-body,sans-serif);letter-spacing:0;margin:0 0 15px}.rq-builder-heading{justify-content:space-between;align-items:center;gap:15px;margin-bottom:10px;display:flex}.reasoning-page .rq-builder-heading h2{margin:0}.rq-builder-heading .pf-text-link{flex-shrink:0;padding:5px 0;font-size:10px}.rq-elements{border:0;min-width:0;margin:0;padding:0}.rq-element-group{margin-top:14px}.rq-element-group:first-of-type{margin-top:0}.rq-element-group>p{color:var(--pf-muted);margin:0 0 7px;font-size:10px;line-height:1.6}.rq-element-group>div{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.rq-element{aspect-ratio:1;cursor:pointer;background:#fff;border:1px solid #dbd7e1;border-radius:7px;min-width:44px;min-height:44px;transition:background-color .16s,border-color .16s,box-shadow .16s;display:block;position:relative;overflow:hidden}.rq-element input{opacity:0;cursor:pointer;width:100%;height:100%;margin:0;position:absolute;inset:0}.rq-element>img{pointer-events:none;object-fit:contain;width:calc(100% - 20px);height:calc(100% - 29px);position:absolute;inset:10px 10px 19px}.rq-element>span{font:9px/1.3 var(--font-mono,monospace);color:#746b82;pointer-events:none;position:absolute;bottom:4px;left:7px}.rq-element>i{opacity:0;color:#65518f;pointer-events:none;font:12px/1.3 sans-serif;position:absolute;bottom:3px;right:6px}.rq-element:hover{background:#f4f1f8;border-color:#b8aaca}.rq-element:has(:checked){background:#f0ebf7;border-color:#65518f;box-shadow:inset 0 0 0 1px #65518f}.rq-element:has(:checked)>i{opacity:1}.rq-element:has(:focus-visible){outline-offset:3px;outline:3px solid #65518f}.reasoning-page .rq-unsolved{margin-top:12px;font-size:12px}.rq-unsolved-help{color:var(--pf-muted);max-width:55ch;margin:4px 0 0;font-size:10px;line-height:1.6!important}.rq-check-practice{width:100%;margin-top:19px;font-size:12px}.rq-practice-feedback{background:#efedf5;border:1px solid #d8d0e2;border-radius:12px;margin:5px 0 26px;padding:25px;scroll-margin-top:100px}.reasoning-page .rq-practice-feedback h2{margin:0 0 15px;font-size:26px}.rq-practice-feedback>p{color:var(--pf-muted);margin:0 0 20px;font-size:13px}.rq-practice-feedback>div{align-items:center;gap:23px;display:flex}.rq-practice-feedback>div>p{color:var(--pf-muted);max-width:54ch;margin:0;font-size:11px}.reasoning-page .rq-question .pf-question-actions{background:#efedf5;margin-inline:-30px;padding-inline:30px}.rq-submission-review{border-top:1px solid var(--pf-line);margin:0;padding:0;list-style:none}.rq-submission-review li{border-bottom:1px solid var(--pf-line);grid-template-columns:minmax(0,1.1fr) minmax(0,1fr) 52px;align-items:center;gap:34px;padding:26px 0;display:grid}.rq-review-item .pf-kicker,.rq-review-response .pf-kicker{margin-bottom:10px;font-size:10px}.rq-review-item>img{background:#fff;border:1px solid #dddce1;border-radius:5px;width:170px;max-width:100%;height:auto;padding:7px}.rq-review-response .rq-composition{width:86px;height:86px}.rq-review-response>p:last-child{color:var(--pf-muted);margin:10px 0 0;font-size:11px}.rq-enlarge-dialog{width:min(690px,100vw - 32px)}.rq-enlarge-dialog>div{text-align:center;padding:26px}.reasoning-page .rq-enlarge-dialog h2{margin-bottom:20px;font-size:27px}.rq-zoom-tools{justify-content:center;gap:10px;margin-bottom:12px;display:flex}.rq-zoom-tools .pf-button{min-height:44px;padding:10px 15px;font-size:12px}.rq-zoom-tools .pf-button[aria-pressed=true]{color:#55437b;background:#ece8f3;border-color:#65518f}.reasoning-page .rq-pan-help{line-height:1.65;margin-bottom:14px!important;font-size:11px!important}.rq-matrix-viewport{overscroll-behavior:contain;background:#fff;border:1px solid #dddce1;border-radius:5px;width:100%;max-height:min(520px,55dvh);margin:0 0 20px;overflow:auto}.rq-matrix-viewport:focus-visible{outline-offset:3px;outline:3px solid #65518f}.rq-matrix-viewport>img{background:#fff;width:min(520px,100%);max-width:none;height:auto;margin:auto;padding:12px;display:block}.rq-matrix-viewport.is-zoomed>img{width:200%;min-width:520px;margin:0}.rq-result-score{background:#ece8f3;border-radius:15px;grid-template-columns:1fr 1fr;align-items:center;gap:50px;margin:8px 0 30px;padding:32px;display:grid}.reasoning-page .rq-result-score h2{font:500 64px/1.1 var(--font-mono,monospace);letter-spacing:-3px;color:#65518f;margin:0 0 14px}.rq-result-score h2 span{color:var(--pf-muted);letter-spacing:-1px;font-size:25px}.rq-result-score p{color:var(--pf-muted);max-width:58ch;margin:0;font-size:13px}.reasoning-page .rq-result-score h3{margin:0 0 15px;font-size:18px;line-height:1.4}.rq-next-steps{border-top:1px solid var(--pf-line);padding:32px 0}.reasoning-page .rq-next-steps h2{margin:0 0 18px;font-size:31px}.rq-next-steps>p:not(.pf-small){color:var(--pf-muted);max-width:80ch;margin:0 0 23px;font-size:14px}.rq-next-steps .pf-text-link{font-size:12px}@media (width>=701px){.rq-element{aspect-ratio:auto;height:72px}.rq-element-group{margin-top:8px}.rq-element-group>p{margin-bottom:4px;font-size:9px;line-height:1.4}.rq-element>img{width:calc(100% - 16px);height:calc(100% - 25px);inset:8px 8px 17px}}@media (width<=850px){.rq-workspace{gap:25px}.rq-answer-panel{gap:14px;padding:14px}.rq-answer-panel .rq-composition{width:80px;height:80px}.rq-element-group>div{gap:6px}}@media (width<=700px){.reasoning-page.pf-quiz-page{padding-bottom:calc(120px + env(safe-area-inset-bottom))}.reasoning-page .pf-hero-art{border-radius:55px 14px 14px;min-height:0;padding:25px}.rq-hero-art>img{width:210px}.rq-how ol{grid-template-columns:1fr;gap:15px}.rq-how li{padding:22px}.rq-beta-note{padding:18px;font-size:12px}.rq-credit{font-size:10px}.reasoning-page .rq-question{padding:23px 18px 0}.reasoning-page .rq-question h1{font-size:27px}.reasoning-page .rq-question>.pf-kicker{font-size:9px}.reasoning-page .rq-question>p:not(.pf-kicker){margin-bottom:18px;font-size:11px;line-height:1.65}.rq-workspace{grid-template-columns:1fr;gap:23px;padding-bottom:21px}.rq-matrix-panel figure>img{max-width:310px;padding:10px}.rq-matrix-panel figcaption{font-size:9px}.rq-enlarge{margin-bottom:12px}.rq-answer-panel{gap:18px;padding:15px}.rq-answer-panel .rq-composition{width:80px;height:80px}.rq-element-group>div{gap:8px}.rq-element{aspect-ratio:1.04}.rq-element-group>p{font-size:10px}.rq-element>img{width:calc(100% - 18px);height:calc(100% - 26px);inset:9px 9px 17px}.reasoning-page .rq-question .pf-question-actions{background:#f6f5f0;margin:0;padding-inline:20px}.reasoning-page .rq-question .pf-question-actions .pf-button{gap:5px;padding-inline:13px;font-size:12px}.reasoning-page .rq-question .pf-question-actions .pf-button-primary{white-space:normal;text-align:center;max-width:72%}.rq-practice-feedback{padding:21px 18px}.reasoning-page .rq-practice-feedback h2{font-size:24px}.rq-practice-feedback>div{align-items:flex-start;gap:17px}.rq-practice-feedback .rq-composition{width:75px;height:75px}.rq-submission-review li{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 42px;gap:15px;padding-block:22px}.rq-review-response .rq-composition{width:64px;height:64px}.rq-review-item .pf-kicker,.rq-review-response .pf-kicker{letter-spacing:.05em;font-size:8px}.rq-review-response>p:last-child{font-size:10px}.rq-submission-review .pf-text-link{padding-inline:0;font-size:12px}.rq-enlarge-dialog{width:calc(100vw - 16px)}.rq-enlarge-dialog>div{padding:14px}.rq-enlarge-dialog img{padding:9px}.rq-result-score{grid-template-columns:1fr;gap:23px;padding:26px}.reasoning-page .rq-result-score h2{font-size:56px}.rq-result-score p{font-size:12px}.reasoning-page .rq-next-steps h2{font-size:29px}.rq-next-steps>p:not(.pf-small){font-size:13px}}@media (width<=360px){.rq-element-group>div{gap:6px}.rq-element>img{width:calc(100% - 14px);height:calc(100% - 23px);inset:7px 7px 16px}.rq-answer-panel{gap:13px;padding:12px}.rq-answer-panel .rq-composition{width:65px;height:65px}.rq-submission-review li{gap:11px}.rq-review-response .rq-composition{width:59px;height:59px}}@media print{body.reasoning-context .site-header,body.reasoning-context .site-footer,body.reasoning-context .skip-link,.rq-enlarge-dialog{display:none!important}.rq-result-score{break-inside:avoid;background:#fff;border:1px solid #aaa;margin-top:20px}.reasoning-page .rq-result-score h2{font-size:45px}.rq-next-steps{break-inside:avoid}.rq-credit{font-size:9px}}