._shell_1o4at_1{--ink:#17354c;--muted:#5c7084;--blue:#1769aa;--blue-dark:#0d4d82;--blue-soft:#eaf4fc;--line:#d4e0ea;--correct:#16815b;--wrong:#c55544;min-height:100vh;color:var(--ink);background:#f4f7fa;font-family:Arial,sans-serif;font-size:16px;line-height:1.62}._shell_1o4at_1 *{box-sizing:border-box}._shell_1o4at_1 h1,._shell_1o4at_1 h2,._shell_1o4at_1 h3,._shell_1o4at_1 p{margin-top:0}._shell_1o4at_1 h1{letter-spacing:-.04em;font-size:clamp(2rem,4vw,3.6rem);line-height:1.08}._shell_1o4at_1 h2{font-size:clamp(1.35rem,2.2vw,1.8rem);line-height:1.22}._shell_1o4at_1 h3{font-size:1.08rem}._shell_1o4at_1 a{color:var(--blue)}._brand_1o4at_3{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;min-height:78px;padding:13px clamp(18px,4vw,64px);display:flex}._brand_1o4at_3 img{object-fit:contain;object-position:left center;width:205px;max-width:46vw;max-height:50px;display:block}._brand_1o4at_3>a:last-child{color:var(--blue-dark);font-weight:800;text-decoration:none}._hub_1o4at_4,._start_1o4at_4,._results_1o4at_4{max-width:1180px;margin:auto;padding:52px 28px 70px}._start_1o4at_4{max-width:860px}._start_1o4at_4>h1{margin:18px 0}._eyebrow_1o4at_4{color:var(--blue);letter-spacing:.13em;margin-bottom:10px;font-size:.76rem;font-weight:900}._intro_1o4at_4{max-width:800px;color:var(--muted);font-size:1.08rem}._footnote_1o4at_4,._note_1o4at_4{color:var(--muted);font-size:.86rem}._footnote_1o4at_4{margin-top:22px}._collection_1o4at_5{border:1px solid var(--line);background:#fff;border-radius:18px;margin-top:30px;padding:28px;box-shadow:0 8px 28px #16466d0a}._collectionHeading_1o4at_5{justify-content:space-between;align-items:flex-start;gap:25px;margin-bottom:20px;display:flex}._collectionHeading_1o4at_5 span{color:var(--blue);letter-spacing:.12em;font-size:.75rem;font-weight:900}._collectionHeading_1o4at_5 h2{margin:5px 0 7px}._collectionHeading_1o4at_5 p{max-width:720px;color:var(--muted);margin:0}._collectionHeading_1o4at_5>strong{background:var(--blue-soft);color:var(--blue-dark);border-radius:999px;flex:none;padding:8px 12px;font-size:.84rem}._setGrid_1o4at_5{grid-template-columns:repeat(10,minmax(58px,1fr));gap:9px;display:grid}._setGrid_1o4at_5 a{border:1px solid var(--line);min-height:62px;color:var(--ink);background:#f9fbfd;border-radius:9px;align-items:center;gap:6px;padding:9px 10px;text-decoration:none;display:flex}._setGrid_1o4at_5 a:hover{background:var(--blue-soft);border-color:#8cb9dc}._setGrid_1o4at_5 span{color:var(--muted);font-size:.69rem}._setGrid_1o4at_5 strong{color:var(--blue-dark);font-size:1rem}._setGrid_1o4at_5 i{color:var(--blue);margin-left:auto;font-style:normal}._facts_1o4at_6{flex-wrap:wrap;gap:9px;margin:17px 0 24px;display:flex}._facts_1o4at_6 span{border:1px solid var(--line);background:#fff;border-radius:7px;padding:6px 11px;font-size:.86rem}._audioNotice_1o4at_6{border-left:4px solid var(--blue);background:var(--blue-soft);border-radius:8px;margin:22px 0;padding:17px 21px}._mode_1o4at_7{border:0;margin:25px 0;padding:0}._mode_1o4at_7 legend{margin-bottom:12px;font-weight:800}._mode_1o4at_7 label{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:11px;gap:14px;margin-bottom:10px;padding:18px;display:flex}._mode_1o4at_7 input{width:18px;accent-color:var(--blue);flex:none}._mode_1o4at_7 small{color:var(--muted);margin-top:3px;font-size:.9rem;display:block}._primary_1o4at_8,._secondary_1o4at_8,._checkButton_1o4at_8{cursor:pointer;border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;gap:12px;padding:12px 18px;font-size:.95rem;font-weight:800;line-height:1.25;text-decoration:none;display:inline-flex}._shell_1o4at_1 ._primary_1o4at_8,._checkButton_1o4at_8{background:var(--blue);color:#fff}._secondary_1o4at_8{color:var(--ink);background:#fff;border-color:#b9cbd9}._primary_1o4at_8:hover,._checkButton_1o4at_8:hover{background:var(--blue-dark)}._secondary_1o4at_8:hover{background:var(--blue-soft)}._shell_1o4at_1 button:disabled{cursor:default;opacity:.45}._shell_1o4at_1 button:focus-visible,._shell_1o4at_1 a:focus-visible,._shell_1o4at_1 input:focus-visible,._shell_1o4at_1 select:focus-visible{outline-offset:3px;outline:3px solid #e5a72d}._workspace_1o4at_9{grid-template-columns:270px minmax(0,1fr);gap:26px;max-width:1450px;margin:auto;padding:28px;display:grid}._sidebar_1o4at_9{border:1px solid var(--line);background:#fff;border-radius:15px;align-self:start;padding:22px;position:sticky;top:18px}._sidebar_1o4at_9 h2{font-size:1.08rem}._sidebar_1o4at_9 p{margin-bottom:11px;font-size:.9rem}._sidebar_1o4at_9 progress{width:100%;height:7px;accent-color:var(--blue)}._timer_1o4at_9{font-variant-numeric:tabular-nums;letter-spacing:-.045em;margin:9px 0;font-size:2.55rem;font-weight:800}._phase_1o4at_9{background:var(--blue-soft);border-radius:8px;margin:14px 0;padding:12px;font-weight:800}._numbers_1o4at_9{grid-template-columns:repeat(5,1fr);gap:7px;margin:18px 0;display:grid}._numbers_1o4at_9 button{border:1px solid var(--line);min-height:35px;color:var(--ink);cursor:pointer;background:#f4f6f8;border-radius:7px;font-size:.8rem;font-weight:700;position:relative}._numbers_1o4at_9 button:disabled{opacity:1}._numbers_1o4at_9 ._selectedNumber_1o4at_9{color:#104f82;background:#dfefff;border-color:#91b9dc}._numbers_1o4at_9 ._correctNumber_1o4at_9{color:#0d6848;background:#dff4eb;border-color:#70baa2}._numbers_1o4at_9 ._wrongNumber_1o4at_9{color:#98392d;background:#feebe7;border-color:#e4a093}._numbers_1o4at_9 ._active_1o4at_9{outline:2px solid var(--blue);outline-offset:1px}._numbers_1o4at_9 ._flag_1o4at_9:after{content:"";background:#db9822;border-radius:50%;width:6px;height:6px;position:absolute;top:3px;right:3px}._sidebar_1o4at_9 ._legend_1o4at_9{color:var(--muted);font-size:.74rem}._sidebar_1o4at_9 ._secondary_1o4at_8{width:100%;margin-top:12px}._paper_1o4at_10{border:1px solid var(--line);background:#fff;border-radius:15px;min-width:0;padding:36px 42px}._paper_1o4at_10 h1{font-size:1.9rem}._document_1o4at_10{background:#f6f9fc;border-left:4px solid #83b5dc;margin:24px 0 32px;padding:22px 25px}._richPassage_1o4at_10{font-size:1.04rem;line-height:1.85}._richPassage_1o4at_10 p{white-space:pre-line}._richPassage_1o4at_10 p:last-child{margin-bottom:0}._tableScroll_1o4at_10{max-width:100%;margin:15px 0;overflow-x:auto}._tableScroll_1o4at_10 table{border-collapse:collapse;background:#fff;width:100%;min-width:580px}._tableScroll_1o4at_10 th,._tableScroll_1o4at_10 td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 12px}._tableScroll_1o4at_10 th{background:var(--blue-soft);color:var(--blue-dark)}._question_1o4at_11{border:0;margin:29px 0;padding:0}._question_1o4at_11 legend{max-width:100%;margin-bottom:17px;font-size:1.14rem;font-weight:800;line-height:1.5}._question_1o4at_11 legend>span{background:var(--blue-soft);width:34px;height:34px;color:var(--blue);border-radius:8px;justify-content:center;align-items:center;margin-right:10px;font-size:.9rem;display:inline-flex}._option_1o4at_11{border:1px solid var(--line);cursor:pointer;border-radius:10px;align-items:center;gap:13px;margin-bottom:10px;padding:15px;line-height:1.5;display:flex}._option_1o4at_11 input{width:17px;height:17px;accent-color:var(--blue);flex:none}._option_1o4at_11 b{color:#496177;font-size:.9rem}._chosen_1o4at_11{border-color:var(--blue);background:#e8f3fd}._inlineCorrect_1o4at_11{background:#e2f5ed;border-color:#67b99d}._inlineWrong_1o4at_11{background:#ffebe7;border-color:#e2988a}._checkButton_1o4at_8{margin-top:6px}._inlineFeedback_1o4at_11{border-radius:10px;margin:17px 0;padding:18px}._feedbackCorrect_1o4at_11{border-left:4px solid var(--correct);background:#edf8f3}._feedbackWrong_1o4at_11{border-left:4px solid var(--wrong);background:#fff0ec}._inlineFeedback_1o4at_11 h3{margin-bottom:10px}._inlineFeedback_1o4at_11 p{margin-bottom:8px;font-size:.94rem}._flagButton_1o4at_11{color:#795f26;cursor:pointer;background:0 0;border:0;padding:9px 0;font-size:.86rem}._navigation_1o4at_12{border-top:1px solid #dce5ec;justify-content:space-between;align-items:center;gap:15px;margin-top:28px;padding-top:22px;display:flex}._navigation_1o4at_12>span{color:var(--muted);font-size:.86rem}._scene_1o4at_12{border:1px solid var(--line);border-radius:9px;width:100%;max-width:690px;height:auto;margin:20px auto;display:block}._audioBox_1o4at_12{background:var(--blue-soft);border-radius:10px;margin:24px 0;padding:20px}._audioBox_1o4at_12 audio{width:100%;margin-bottom:10px}._audioBox_1o4at_12 audio:not([controls]){display:none}._audioBox_1o4at_12 p{margin-bottom:0}._audioBox_1o4at_12 ._richPassage_1o4at_10{margin-top:18px}._charts_1o4at_12{grid-template-columns:1fr 1fr;gap:16px;margin-top:18px;display:grid}._charts_1o4at_12 figure{border:1px solid var(--line);background:#fff;border-radius:8px;margin:0;padding:12px}._charts_1o4at_12 figcaption{font-size:.9rem;font-weight:800}._bars_1o4at_12{justify-content:space-around;align-items:flex-end;height:165px;display:flex}._bars_1o4at_12>div{flex-direction:column;align-items:center;width:20%;font-size:.8rem;display:flex}._bars_1o4at_12 i{background:#4e8ec4;border-radius:4px 4px 0 0;width:75%;display:block}._bars_1o4at_12 small{font-size:.74rem}._modalBackdrop_1o4at_13{z-index:1000;background:#102a4399;place-items:center;padding:24px;display:grid;position:fixed;inset:0}._modal_1o4at_13{background:#fff;border-radius:16px;width:min(520px,100%);padding:30px;box-shadow:0 30px 100px #0004}._modal_1o4at_13 ._navigation_1o4at_12{border:0;padding:0}._scoreDenom_1o4at_13{color:#72869a;font-size:1.4rem}._results_1o4at_4>h1{margin-bottom:0;font-size:4.7rem}._resultTools_1o4at_13{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:15px;margin:25px 0;display:flex}._resultTools_1o4at_13 select{color:var(--ink);background:#fff;border:1px solid #b7c8d9;border-radius:7px;padding:10px}._resultCard_1o4at_13{border:1px solid var(--line);background:#fff;border-radius:14px;margin:20px 0;padding:30px}._resultCard_1o4at_13 summary{color:var(--blue);cursor:pointer;margin:12px 0;font-weight:800}._correction_1o4at_13{border-top:1px solid #dce5ed;margin-top:20px;padding-top:22px}._correct_1o4at_9,._wrong_1o4at_9,._rationale_1o4at_13{border-radius:8px;padding:14px;font-size:.95rem}._correct_1o4at_9{border-left:3px solid var(--correct);background:#e8f5ee}._wrong_1o4at_9{border-left:3px solid var(--wrong);background:#fff0eb}._rationale_1o4at_13{background:#f5f7fa}._questionExplanation_1o4at_13{border-left:4px solid var(--blue);background:var(--blue-soft);color:#263f57;border-radius:7px;margin:16px 0 0;padding:14px 16px}._error_1o4at_13{color:#a32822;background:#fff0ed;padding:14px}._shell_1o4at_1 audio{max-width:100%}@media (width<=1050px){._setGrid_1o4at_5{grid-template-columns:repeat(6,minmax(58px,1fr))}}@media (width<=900px){._workspace_1o4at_9{grid-template-columns:205px minmax(0,1fr);gap:14px;padding:18px}._sidebar_1o4at_9{padding:16px}._paper_1o4at_10{padding:27px}._numbers_1o4at_9{gap:5px}._setGrid_1o4at_5{grid-template-columns:repeat(5,minmax(58px,1fr))}}@media (width<=650px){._brand_1o4at_3{padding:11px 17px}._brand_1o4at_3 img{width:158px}._brand_1o4at_3>a:last-child{font-size:.78rem}._hub_1o4at_4,._start_1o4at_4,._results_1o4at_4{padding:31px 17px 50px}._collection_1o4at_5{padding:20px 16px}._collectionHeading_1o4at_5{display:block}._collectionHeading_1o4at_5>strong{margin-top:13px;display:inline-block}._setGrid_1o4at_5{grid-template-columns:repeat(3,minmax(68px,1fr))}._workspace_1o4at_9{flex-direction:column;padding:13px;display:flex}._sidebar_1o4at_9{width:100%;padding:17px;position:static}._sidebar_1o4at_9 ._numbers_1o4at_9{grid-template-columns:repeat(10,1fr)}._sidebar_1o4at_9 ._timer_1o4at_9{font-size:2rem}._sidebar_1o4at_9 ._secondary_1o4at_8{width:auto}._paper_1o4at_10{width:100%;padding:23px 17px}._paper_1o4at_10 h1{font-size:1.6rem}._document_1o4at_10{padding:17px}._option_1o4at_11{gap:9px}._charts_1o4at_12{grid-template-columns:1fr}._modal_1o4at_13 ._navigation_1o4at_12,._navigation_1o4at_12{flex-wrap:wrap}._resultCard_1o4at_13{padding:19px}._phase_1o4at_9{margin:8px 0}}