.study-math_inline__psprs{font-size:1.02em}.study-math_display__0AAkb{display:block;max-width:100%;margin:1.1em 0;overflow-x:auto;overflow-y:hidden;padding:12px 10px;border:1px solid var(--border-default);border-radius:10px;background:var(--bg-secondary)}.study-math_display__0AAkb .katex-display{margin:.3em 0}.study-math_fallback__rTuxJ{white-space:pre-wrap;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.9em}.lesson-reader_reader__2wF2k{--reader-size:1.04rem;min-width:0;color:var(--text-primary);font-family:var(--font-body)}.lesson-reader_larger__GfmMN{--reader-size:1.16rem}.lesson-reader_toolbar__eWviZ{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-bottom:20px;border-bottom:1px solid var(--border-default)}.lesson-reader_readTime__fU0y5{display:inline-flex;align-items:center;gap:7px;color:var(--text-secondary);font-size:.82rem}.lesson-reader_studyModes__yfLa3{display:flex;gap:6px;padding:6px;background:var(--bg-secondary);border:1px solid var(--border-default);border-radius:13px;margin-top:20px}.lesson-reader_studyModes__yfLa3>button{display:inline-flex;flex:1 1;justify-content:center;align-items:center;gap:8px;border:1px solid transparent;border-radius:9px;padding:11px 10px;background:transparent;color:var(--text-secondary);font:inherit;font-size:.8rem;font-weight:600;cursor:pointer}.lesson-reader_studyModes__yfLa3>button[aria-pressed=true]{background:var(--bg-card);color:var(--brand-primary-light);border-color:var(--border-default);box-shadow:0 2px 6px #00000008}.lesson-reader_studyModes__yfLa3 small{background:var(--brand-primary-bg);padding:1px 6px;border-radius:5px;font-size:.7rem}.lesson-reader_studyGuide__0nsry{margin:12px 2px 0;color:var(--text-secondary);font-size:.8rem;line-height:1.65}.lesson-reader_textControl__xBujh{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border-default);border-radius:9px;padding:7px 11px;background:var(--bg-secondary);color:var(--text-primary);font:inherit;font-size:.8rem;cursor:pointer}.lesson-reader_textControl__xBujh>span{font-weight:700;font-size:1rem}.lesson-reader_textControl__xBujh:hover,.lesson-reader_textControl__xBujh[aria-pressed=true]{border-color:var(--brand-primary);background:var(--brand-primary-bg)}.lesson-reader_contents__qcddK{margin:20px 0 26px;border:1px solid var(--border-default);border-radius:12px;background:var(--bg-secondary)}.lesson-reader_contents__qcddK>summary{padding:13px 16px;font-size:.88rem;font-weight:650;cursor:pointer}.lesson-reader_contents__qcddK>summary>span{color:var(--text-secondary);font-weight:400;font-size:.76rem;margin-left:10px}.lesson-reader_contents__qcddK nav{border-top:1px solid var(--border-default);padding:12px 16px 16px;max-height:300px;overflow-y:auto}.lesson-reader_contents__qcddK ol{margin:0;padding:0;list-style:none;display:grid;gap:6px}.lesson-reader_contents__qcddK a{display:block;padding:7px 9px;border-radius:6px;color:var(--text-primary);font-size:.84rem;line-height:1.5;text-decoration:none;overflow-wrap:anywhere}.lesson-reader_contents__qcddK a:hover{color:var(--brand-primary-light);background:var(--brand-primary-bg)}.lesson-reader_body__QlfYT{padding-top:28px;max-width:68ch;margin-inline:auto;font-size:var(--reader-size);line-height:1.85;overflow-wrap:break-word}.lesson-reader_body__QlfYT>:first-child{margin-top:0}.lesson-reader_body__QlfYT>:last-child{margin-bottom:0}.lesson-reader_metadata__p_N03{margin:0 0 24px;border-bottom:1px solid var(--border-default);color:var(--text-secondary);font-size:.8rem;line-height:1.75}.lesson-reader_metadata__p_N03>summary{padding-bottom:14px;cursor:pointer}.lesson-reader_metadata__p_N03>p{padding-bottom:18px;margin:0;white-space:pre-line}.lesson-reader_paragraph__XFclW{margin:0 0 1.55em;white-space:pre-line}.lesson-reader_heading__sw6kf{margin:2.3em 0 .9em;font-family:var(--font-heading);font-size:1.28em;line-height:1.45;font-weight:700;scroll-margin-top:96px;letter-spacing:-.018em}.lesson-reader_heading__sw6kf>svg{margin-right:9px;vertical-align:-.18em;color:var(--brand-primary-light)}h3.lesson-reader_heading__sw6kf,h4.lesson-reader_heading__sw6kf{font-size:1.15em}.lesson-reader_calloutTitle__LTHES>span:focus-visible,.lesson-reader_heading__sw6kf:focus-visible{outline:2px solid var(--brand-primary);outline-offset:6px;border-radius:3px}.lesson-reader_checkHeading__OqeJG,.lesson-reader_exampleHeading__AJH4Y,.lesson-reader_modelHeading__VN4SZ,.lesson-reader_outcomesHeading__UWpBi,.lesson-reader_warningHeading__oBFul{padding:.55em .7em;margin-inline:-.7em;border-left:3px solid var(--brand-primary);background:var(--brand-primary-bg);border-radius:0 9px 9px 0}.lesson-reader_checkHeading__OqeJG{border-color:var(--color-green);background:var(--color-green-bg)}.lesson-reader_warningHeading__oBFul{border-color:var(--color-orange);background:var(--color-orange-bg)}.lesson-reader_callout__UvIYd{border:1px solid var(--border-default);border-left:3px solid var(--brand-primary);border-radius:12px;padding:22px 24px;margin:1.7em 0;background:var(--bg-secondary)}.lesson-reader_calloutTitle__LTHES{margin:0 0 12px;font-size:1.02em;line-height:1.5;font-weight:700;display:flex;align-items:center;gap:9px}.lesson-reader_calloutTitle__LTHES>span{scroll-margin-top:96px}.lesson-reader_callout__UvIYd .lesson-reader_paragraph__XFclW:last-child{margin-bottom:0}.lesson-reader_check__12AZs{border-left-color:var(--color-green)}.lesson-reader_warning__wsLxL{border-left-color:var(--color-orange)}.lesson-reader_answer__QuJmX{border-left-color:var(--color-green)}.lesson-reader_list___C_rT{margin:0 0 1.55em;padding-left:1.6em}.lesson-reader_list___C_rT>li{padding-left:.2em;margin-bottom:.6em}.lesson-reader_indentedItem__Y2K1y{margin-left:1.4em}.lesson-reader_body__QlfYT strong{font-weight:650}.lesson-reader_body__QlfYT a{color:var(--brand-primary-light);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.lesson-reader_inlineCode__Oavl6{border:1px solid var(--border-default);background:var(--bg-tertiary);padding:.12em .3em;border-radius:4px;font-size:.9em;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}.lesson-reader_codeBlock__JuCD9{max-width:100%;min-width:0;border:1px solid var(--border-default);border-radius:12px;margin-bottom:1.55em;overflow:hidden;background:var(--bg-secondary)}.lesson-reader_codeLabel__eYUWr{padding:9px 16px;border-bottom:1px solid var(--border-default);font-size:.75rem;color:var(--text-secondary)}.lesson-reader_codeBlock__JuCD9 pre{margin:0;padding:20px;max-width:100%;overflow-x:auto;font-size:.83rem;line-height:1.75;white-space:pre;tab-size:4}.lesson-reader_codeBlock__JuCD9 code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.lesson-reader_tableWrap__Muqyv{max-width:100%;overflow-x:auto;margin-bottom:1.55em;border:1px solid var(--border-default);border-radius:10px}.lesson-reader_tableWrap__Muqyv table{width:100%;border-collapse:collapse;font-size:.87em;line-height:1.65}.lesson-reader_tableWrap__Muqyv td,.lesson-reader_tableWrap__Muqyv th{padding:12px 15px;text-align:left;border-bottom:1px solid var(--border-default);min-width:100px}.lesson-reader_tableWrap__Muqyv th{font-weight:650;background:var(--bg-secondary)}.lesson-reader_tableWrap__Muqyv tr:last-child td{border-bottom:0}.lesson-reader_checks__zTjhS{list-style:none;padding:0;margin:0}.lesson-reader_checks__zTjhS>li+li{margin-top:20px;padding-top:20px;border-top:1px solid var(--border-default)}.lesson-reader_checks__zTjhS .lesson-reader_paragraph__XFclW{margin-bottom:12px}.lesson-reader_answerReveal__h_WcJ{border:1px solid var(--border-default);border-radius:8px;background:var(--bg-card)}.lesson-reader_answerReveal__h_WcJ>summary{padding:10px 14px;font-size:.83em;font-weight:600;cursor:pointer}.lesson-reader_answerReveal__h_WcJ>p{border-top:1px solid var(--border-default);padding:14px;font-size:.94em}.lesson-reader_exampleCollection__0YHh4{display:grid;gap:24px;max-width:100%}.lesson-reader_exampleCard__fKkDg{position:relative;min-width:0;padding:28px;border:1px solid var(--border-default);border-radius:15px;background:linear-gradient(145deg,var(--brand-primary-bg),transparent 36%),var(--bg-card)}.lesson-reader_exampleCard__fKkDg .lesson-reader_callout__UvIYd,.lesson-reader_exampleCard__fKkDg .lesson-reader_heading__sw6kf{margin-top:0}.lesson-reader_exampleCard__fKkDg .lesson-reader_callout__UvIYd{border:0;padding:0;margin-bottom:0;background:none}.lesson-reader_exampleCard__fKkDg .lesson-reader_paragraph__XFclW:last-child{margin-bottom:0}.lesson-reader_exampleNumber__1c2BM{display:inline-flex;margin-bottom:14px;font-family:var(--font-heading);font-weight:700;font-size:.75rem;letter-spacing:.08em;padding:3px 8px;border:1px solid var(--border-default);border-radius:6px;color:var(--brand-primary-light)}.lesson-reader_recallBody__nFoau{max-width:100%}.lesson-reader_sessionNote__wMYmG{display:flex;align-items:flex-start;gap:8px;margin:0 0 20px;font-size:.76rem;color:var(--text-secondary);line-height:1.6}.lesson-reader_sessionNote__wMYmG>svg{margin-top:2px}.lesson-reader_recallProgress__PPlPn{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.78rem;color:var(--text-secondary);margin-bottom:12px}.lesson-reader_questionNav__h_LzH{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:22px}.lesson-reader_questionNav__h_LzH>button{min-width:38px;min-height:36px;padding:6px 8px;display:inline-flex;align-items:center;justify-content:center;gap:4px;border-radius:8px;border:1px solid var(--border-default);background:var(--bg-card);color:var(--text-primary);font:inherit;font-size:.8rem;cursor:pointer}.lesson-reader_questionNav__h_LzH>button[aria-current=step]{color:var(--brand-primary-light);border-color:var(--brand-primary);box-shadow:0 0 0 2px var(--brand-primary-bg)}.lesson-reader_questionNav__h_LzH>button[data-review=understood]{background:var(--color-green-bg)}.lesson-reader_questionNav__h_LzH>button[data-review=revisit]{background:var(--color-orange-bg)}.lesson-reader_recallCard__8qmkH{border:1px solid var(--border-default);border-radius:15px;padding:clamp(18px,3vw,28px);background:var(--bg-secondary)}.lesson-reader_recallQuestion__KwBRp{margin:0 0 24px;font-size:1.05em;font-weight:550;line-height:1.8}.lesson-reader_workingLabel__ZoRWt{display:block;font-size:.8rem;font-weight:650;line-height:1.5;margin-bottom:9px}.lesson-reader_recallCard__8qmkH textarea{display:block;width:100%;min-height:150px;resize:vertical;padding:14px 16px;border:1px solid var(--border-default);border-radius:9px;background:var(--bg-card);color:var(--text-primary);font:inherit;line-height:1.75;font-size:.92rem}.lesson-reader_recallCard__8qmkH textarea::placeholder{color:var(--text-secondary);opacity:.75}.lesson-reader_writeHint__sLLaj{margin:8px 0 20px;color:var(--text-secondary);font-size:.74rem;line-height:1.6}.lesson-reader_compareButton__aWXW6{display:inline-flex;gap:9px;align-items:center;border:1px solid var(--brand-primary);background:var(--brand-primary-bg);color:var(--brand-primary-light);font:inherit;font-size:.82rem;font-weight:650;padding:10px 15px;border-radius:9px;cursor:pointer}.lesson-reader_recallAnswer__wfBUj{padding:20px;margin-top:18px;background:var(--bg-card);border:1px solid var(--border-default);border-left:3px solid var(--color-green);border-radius:9px;white-space:pre-line;font-size:.94em}.lesson-reader_selfReview__N_ry8{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.lesson-reader_selfReview__N_ry8>button{display:inline-flex;gap:8px;align-items:center;background:var(--bg-card);border:1px solid var(--border-default);color:var(--text-primary);padding:9px 12px;border-radius:8px;font:inherit;font-size:.8rem;cursor:pointer}.lesson-reader_selfReview__N_ry8>button[aria-pressed=true]{border-color:var(--brand-primary);background:var(--brand-primary-bg)}.lesson-reader_recallActions__KvezV{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:18px;flex-wrap:wrap}.lesson-reader_resetControl__xLH_Y{border:0;background:transparent;color:var(--text-secondary);text-decoration:underline;text-underline-offset:3px;font:inherit;font-size:.76rem;cursor:pointer;padding:7px}.lesson-reader_recallActions__KvezV button:disabled{opacity:.4;cursor:default}.lesson-reader_reader__2wF2k button:focus-visible,.lesson-reader_reader__2wF2k textarea:focus-visible{outline:2px solid var(--brand-primary);outline-offset:3px}.lesson-reader_answerReveal__h_WcJ summary:focus-visible,.lesson-reader_codeBlock__JuCD9 pre:focus-visible,.lesson-reader_contents__qcddK a:focus-visible,.lesson-reader_contents__qcddK summary:focus-visible,.lesson-reader_metadata__p_N03 summary:focus-visible,.lesson-reader_reader__2wF2k button:focus-visible,.lesson-reader_tableWrap__Muqyv:focus-visible{outline:2px solid var(--brand-primary);outline-offset:3px}@media (max-width:640px){.lesson-reader_reader__2wF2k{--reader-size:.97rem}.lesson-reader_larger__GfmMN{--reader-size:1.08rem}.lesson-reader_body__QlfYT{line-height:1.8;padding-top:20px}.lesson-reader_heading__sw6kf{font-size:1.24em;margin-top:1.9em}.lesson-reader_checkHeading__OqeJG,.lesson-reader_exampleHeading__AJH4Y,.lesson-reader_modelHeading__VN4SZ,.lesson-reader_outcomesHeading__UWpBi,.lesson-reader_warningHeading__oBFul{margin-inline:0}.lesson-reader_callout__UvIYd{padding:18px 16px;border-radius:10px}.lesson-reader_toolbar__eWviZ{gap:10px;padding-bottom:16px}.lesson-reader_contents__qcddK>summary>span{display:inline-block}.lesson-reader_codeBlock__JuCD9 pre{padding:16px;font-size:.8rem}.lesson-reader_studyModes__yfLa3{gap:3px;padding:4px}.lesson-reader_studyModes__yfLa3>button{flex-direction:column;gap:5px;padding:10px 5px;font-size:.72rem;line-height:1.45}.lesson-reader_studyModes__yfLa3 small{display:none}.lesson-reader_exampleCard__fKkDg{padding:20px 17px}.lesson-reader_recallActions__KvezV{gap:8px}.lesson-reader_recallActions__KvezV .lesson-reader_textControl__xBujh{flex:1 1;justify-content:center;font-size:.73rem;padding:9px 7px}.lesson-reader_resetControl__xLH_Y{order:3;width:100%}}.workspace_page__YpBoL{max-width:1200px;margin:auto;padding:32px;display:grid;gap:24px}.workspace_coursePage__Xl2eA{padding:8px 0 32px;gap:20px}.workspace_coursePage__Xl2eA .workspace_curriculum__aH_hc{grid-template-columns:minmax(210px,250px) minmax(0,1fr);gap:22px}.workspace_coursePage__Xl2eA .workspace_readingFocus__E1GAc{grid-template-columns:minmax(0,1fr)}.workspace_coursePage__Xl2eA .workspace_lessonOutline__chjgL[hidden]{display:none}.workspace_coursePage__Xl2eA .workspace_lessonOutline__chjgL{padding:18px;position:sticky;top:20px;max-height:calc(100dvh - 40px);overflow:auto}.workspace_coursePage__Xl2eA .workspace_lessonReader__jdsbu{padding:clamp(20px,3vw,34px);gap:22px}.workspace_coursePage__Xl2eA .workspace_lessonTitle__WoMii{max-width:760px;margin-inline:auto;width:100%}.workspace_coursePage__Xl2eA .workspace_lessonTitle__WoMii h2{font-size:clamp(1.3rem,2.3vw,1.75rem);line-height:1.4;letter-spacing:-.02em}.workspace_courseAbout__PsO7x{font-size:.82rem;color:var(--text-secondary);max-width:760px}.workspace_courseAbout__PsO7x summary{cursor:pointer;padding:4px 0}.workspace_courseAbout__PsO7x p{margin-top:8px}.workspace_readerToolbar__eV8Lf{display:flex;align-items:center;gap:15px;justify-content:space-between;flex-wrap:wrap;font-size:.8rem}.workspace_readerActions___A4QN{display:flex;gap:10px;justify-content:space-between;flex-wrap:wrap;border-top:1px solid var(--border-light);padding-top:18px;margin-top:8px}.workspace_readerActions___A4QN>button{font-size:.8rem}.workspace_readingFocus__E1GAc .workspace_lessonReader__jdsbu{max-width:920px;width:100%;margin-inline:auto}.workspace_coursePage__Xl2eA .workspace_grid__cuFoW{grid-template-columns:repeat(auto-fill,minmax(min(100%,290px),1fr));gap:20px}.workspace_coursePage__Xl2eA .workspace_courseCard__Sp_AN{padding:24px;gap:15px;border-radius:16px}.workspace_courseCardTop__y6sbD{display:flex;align-items:center;justify-content:space-between;gap:15px}.workspace_courseSymbol__GJU9O{width:50px;height:50px;border:1px solid var(--border-default);border-radius:13px;display:grid;place-items:center;color:var(--brand-primary-light);background:var(--brand-primary-bg)}.workspace_courseCard__Sp_AN h2{font-size:1.15rem;line-height:1.5;letter-spacing:-.012em}.workspace_courseDescription__t6mwY{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:.8rem;line-height:1.7}.workspace_courseScope__WM4xT{display:flex;align-items:center;gap:8px;color:var(--text-secondary);font-size:.75rem}.workspace_courseCardActions__eZK5J{padding-top:8px;gap:8px}.workspace_courseCardActions__eZK5J>button{font-size:.78rem;padding:10px 12px;flex-grow:1}.workspace_coursePage__Xl2eA .workspace_unit__fpoCY summary{display:list-item;position:relative;padding-right:42px;font-size:.79rem;line-height:1.6}.workspace_coursePage__Xl2eA .workspace_unit__fpoCY summary small{position:absolute;right:11px;top:16px;color:var(--text-secondary);font-weight:400;font-size:.66rem}.workspace_coursePage__Xl2eA .workspace_lesson__W6sBx{font-size:.78rem;padding:13px 11px;align-items:flex-start}.workspace_coursePage__Xl2eA .workspace_lesson__W6sBx>svg{margin-top:3px}.workspace_coursePage__Xl2eA .workspace_lessonOutline__chjgL>h2{font-size:1rem}.workspace_coursePage__Xl2eA .workspace_lessonOutline__chjgL>.workspace_muted___wzbS{font-size:.75rem}.workspace_coursePage__Xl2eA .workspace_lessonReader__jdsbu{background:var(--bg-card);box-shadow:0 5px 24px #00000003}.workspace_coursePage__Xl2eA .workspace_lessonTitle__WoMii .workspace_eyebrow__gy3JL{font-size:.66rem;line-height:1.6;margin-bottom:10px}.workspace_practiceBridge__DCT1x{display:flex;justify-content:flex-end;border-top:1px solid var(--border-default);padding-top:20px}.workspace_practiceBridge__DCT1x a{display:inline-flex;gap:9px;font-size:.8rem}.workspace_header__Ja3_f{display:flex;justify-content:space-between;align-items:center;gap:20px}.workspace_eyebrow__gy3JL{text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;font-weight:700;color:var(--brand-primary);margin-bottom:8px}.workspace_header__Ja3_f h1{font-size:clamp(1.7rem,3vw,2.3rem);margin:0 0 8px}.workspace_muted___wzbS{color:var(--text-secondary);line-height:1.6}.workspace_grid__cuFoW{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.workspace_card__yflsv{border:1px solid var(--border-light);border-radius:18px;background:var(--bg-card);padding:24px;display:flex;flex-direction:column;gap:12px;min-width:0}.workspace_card__yflsv>h2,.workspace_card__yflsv>h3,.workspace_card__yflsv>p{margin:0}.workspace_card__yflsv>h2{font-size:1.15rem}.workspace_card__yflsv>h3{font-size:1.05rem}.workspace_tile__lOL5Y{text-decoration:none;color:var(--text-primary);transition:border-color .2s,transform .2s}.workspace_tile__lOL5Y:hover{border-color:var(--brand-primary);transform:translateY(-2px)}.workspace_icon__GgXBf{width:42px;height:42px;display:grid;place-items:center;background:var(--brand-primary-bg);border-radius:12px;font-size:1.3rem}.workspace_stat__IgapX{font-size:1.8rem;font-weight:750}.workspace_row__vEAEY{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.workspace_between__HBIpR{justify-content:space-between}.workspace_toolbar__Jk3a8{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.workspace_search__8p1qh{min-width:180px;flex:1 1;background:var(--bg-card);border:1px solid var(--border-light);border-radius:10px;padding:12px 14px;color:var(--text-primary)}.workspace_empty__BShGd{padding:40px;text-align:center;color:var(--text-secondary);border:1px dashed var(--border-light);border-radius:16px;display:grid;gap:14px;justify-items:center}.workspace_notice__vn2x1{padding:14px 18px;border-radius:12px;background:var(--brand-primary-bg);color:var(--text-primary);line-height:1.6}.workspace_error__ueD07{background:#ef444418;border:1px solid #ef444444}.workspace_progress__I_PKF{height:6px;background:var(--bg-muted);border-radius:20px;overflow:hidden}.workspace_progress__I_PKF span{display:block;height:100%;background:var(--brand-gradient);border-radius:20px}.workspace_curriculum__aH_hc{display:grid;grid-template-columns:minmax(230px,320px) minmax(0,1fr);gap:24px;align-items:start}.workspace_unit__fpoCY{border:1px solid var(--border-light);border-radius:12px;overflow:hidden;margin-top:12px}.workspace_unit__fpoCY summary{padding:14px;font-weight:650;cursor:pointer;background:var(--bg-muted)}.workspace_lesson__W6sBx{border:0;border-top:1px solid var(--border-light);background:transparent;color:var(--text-primary);padding:13px 16px;width:100%;text-align:left;cursor:pointer;display:flex;gap:8px;align-items:center;line-height:1.5}.workspace_active__1xbNe,.workspace_lesson__W6sBx:hover{background:var(--brand-primary-bg);color:var(--brand-primary)}.workspace_content__E5NZE{white-space:pre-wrap;overflow-wrap:anywhere;font-size:1rem;line-height:1.85}.workspace_video__uWAkp{width:100%;aspect-ratio:16/9;border:0;border-radius:12px}.workspace_lessonOutline__chjgL,.workspace_lessonReader__jdsbu{scroll-margin-top:72px}.workspace_lessonReader__jdsbu h2[tabindex]{scroll-margin-top:80px;outline:none}.workspace_lessonReader__jdsbu h2[tabindex]:focus-visible{outline:2px solid var(--brand-primary);outline-offset:6px}.workspace_list__dRFAX{display:grid;gap:12px}.workspace_listRow__cTCGI{border-bottom:1px solid var(--border-light);padding:14px 0;display:flex;align-items:center;justify-content:space-between;gap:16px}.workspace_listRow__cTCGI:last-child{border:0}.workspace_badge__BKW2o{display:inline-flex;align-items:center;border-radius:20px;background:var(--bg-muted);font-size:.75rem;padding:5px 10px;max-width:100%;color:var(--text-secondary)}@media(max-width:768px){.workspace_page__YpBoL{padding:22px 16px;gap:20px}.workspace_header__Ja3_f{align-items:flex-start;flex-wrap:wrap}.workspace_curriculum__aH_hc{grid-template-columns:1fr}.workspace_card__yflsv{padding:20px}.workspace_grid__cuFoW{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}.workspace_toolbar__Jk3a8>*{flex:1 1}.workspace_listRow__cTCGI{align-items:flex-start}.workspace_lessonReader__jdsbu{order:1}.workspace_lessonOutline__chjgL{order:2}.workspace_lessonReader__jdsbu .workspace_row__vEAEY>.workspace_btn__45rup{width:100%;white-space:normal}.workspace_lessonReader__jdsbu .workspace_content__E5NZE{font-size:.95rem;line-height:1.85}}@media(max-width:1050px){.workspace_coursePage__Xl2eA .workspace_curriculum__aH_hc{grid-template-columns:1fr}.workspace_coursePage__Xl2eA .workspace_lessonOutline__chjgL{position:static;max-height:none;order:1}.workspace_coursePage__Xl2eA .workspace_lessonReader__jdsbu{order:2}.workspace_coursePage__Xl2eA .workspace_card__yflsv{padding:20px}.workspace_readerActions___A4QN>button{flex:1 1;white-space:normal}}.creator_page__jPd0d{max-width:1180px;margin:0 auto;padding:8px 0 44px;display:grid;gap:22px;min-width:0}.creator_heading__mosKS{max-width:780px}.creator_eyebrow__3_QKZ{display:flex;align-items:center;gap:9px;color:var(--brand-primary);font-size:.76rem;font-weight:650;letter-spacing:.07em;text-transform:uppercase;margin-bottom:12px}.creator_heading__mosKS h1{font-size:clamp(1.8rem,3vw,2.6rem);letter-spacing:-.045em;line-height:1.15}.creator_heading__mosKS p{margin-top:14px;color:var(--text-secondary);line-height:1.8;font-size:.94rem}.creator_tabs__HY2qP{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid var(--border-light);padding-bottom:9px}.creator_tabs__HY2qP button{font-size:.85rem}.creator_workingSpace__3vUaU{margin-top:18px;border-bottom:1px solid var(--border-light);background:repeating-linear-gradient(transparent,transparent 25px,var(--border-light) 26px,transparent 27px)}.creator_setupGrid__9KYWA{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(270px,1fr);gap:22px;align-items:start}.creator_card__e6Cth{min-width:0;border:1px solid var(--border-light);border-radius:16px;background:var(--bg-secondary);padding:clamp(18px,2.7vw,28px);display:grid;align-content:start;gap:18px}.creator_card__e6Cth h2{font-size:1.2rem;letter-spacing:-.025em}.creator_card__e6Cth h3{font-size:1rem}.creator_hint__V035D{color:var(--text-secondary);font-size:.8rem;line-height:1.8}.creator_hint__V035D a{color:var(--brand-primary);text-decoration:underline}.creator_card__e6Cth label{display:grid;gap:8px;min-width:0;font-size:.82rem;font-weight:550}.creator_formGrid__08Hwq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.creator_formGrid__08Hwq :is(input,select,textarea){min-width:0;width:100%;font-size:.86rem;font-weight:400}.creator_full__sUQpA{grid-column:1/-1}.creator_formGrid__08Hwq textarea{resize:vertical;line-height:1.75}.creator_upload__9Zk97{padding:20px;border:1px dashed var(--border-light);border-radius:12px;background:var(--bg-primary)}.creator_upload__9Zk97 svg{color:var(--brand-primary)}.creator_upload__9Zk97 span{font-weight:400;color:var(--text-secondary);font-size:.76rem;line-height:1.8}.creator_upload__9Zk97 input{max-width:100%;font-size:.75rem}.creator_actions__dZ6cO{display:grid;gap:12px}.creator_actions__dZ6cO button{white-space:normal}.creator_fileRow__wBFZi{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.78rem}.creator_fileRow__wBFZi span{overflow-wrap:anywhere;min-width:0}.creator_error__cxcC7,.creator_notice__SubP4{padding:13px 16px;border:1px solid var(--border-light);border-radius:10px;font-size:.86rem;line-height:1.75}.creator_error__cxcC7{color:var(--color-red)}.creator_notice__SubP4{color:var(--text-secondary)}.creator_row__Tue_P{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}.creator_inlineActions__eSUes{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.creator_inlineActions__eSUes button{white-space:normal}.creator_editorGrid__LfXED{display:grid;grid-template-columns:220px minmax(0,1fr);gap:22px;align-items:start}.creator_questionNav__s6MUF{display:grid;gap:7px;max-height:460px;overflow:auto}.creator_questionNav__s6MUF button{display:flex;align-items:center;gap:11px;text-align:left;padding:10px;border:1px solid var(--border-light);background:var(--bg-primary);color:var(--text-secondary);border-radius:9px;cursor:pointer;font:inherit;font-size:.79rem;min-width:0}.creator_questionNav__s6MUF button[aria-current]{border-color:var(--brand-primary);color:var(--text-primary);background:var(--bg-tertiary)}.creator_questionNav__s6MUF button>span:first-child{background:var(--bg-secondary);padding:6px 9px;border-radius:6px}.creator_questionNav__s6MUF button>span:last-child{min-width:0;overflow-wrap:anywhere}.creator_questionNav__s6MUF small{display:block;color:var(--text-tertiary);margin-top:4px}.creator_fields__5F372{border:0;padding:0;min-width:0;display:grid;gap:20px}.creator_part__GFNc0{display:grid;grid-template-columns:minmax(0,1fr) 75px auto;gap:12px;align-items:end;margin-bottom:14px}.creator_checkbox__29AuS{display:flex!important;align-items:center;grid-column:1/-1}.creator_checkbox__29AuS input{width:auto}.creator_printable__yxgPV{padding:clamp(18px,4vw,42px);background:var(--bg-primary);border:1px solid var(--border-light);border-radius:10px;max-width:800px;width:100%;margin:auto;overflow-wrap:anywhere}.creator_printable__yxgPV>h2{margin-bottom:12px}.creator_printable__yxgPV>p{color:var(--text-secondary);margin-bottom:24px;font-size:.85rem}.creator_previewQuestion__WRnRh{margin-top:26px;page-break-inside:avoid;break-inside:avoid;white-space:pre-wrap}.creator_previewQuestion__WRnRh h3{font-size:.94rem;font-weight:600;line-height:1.8}.creator_previewQuestion__WRnRh small{font-size:.8rem;color:var(--text-secondary)}.creator_previewQuestion__WRnRh>p{margin:9px 0;font-size:.9rem;line-height:1.8}.creator_previewAnswer__oiW5B{margin-top:16px;padding:18px;border-left:3px solid var(--brand-primary);font-size:.88rem;line-height:1.9}.creator_previewAnswer__oiW5B p{margin-bottom:14px}.creator_savedGrid__WIwA4{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.creator_savedCard__BoCFy{padding:20px;border:1px solid var(--border-light);border-radius:12px;background:var(--bg-primary);display:grid;align-content:start;gap:13px;overflow-wrap:anywhere}.creator_savedCard__BoCFy>svg{color:var(--brand-primary)}.creator_page__jPd0d :is(a,button,input,select,textarea):focus-visible{outline:3px solid var(--brand-primary);outline-offset:3px}.creator_page__jPd0d button:disabled{cursor:default;opacity:.55}@media(max-width:1100px){.creator_setupGrid__9KYWA{grid-template-columns:1fr}.creator_editorGrid__LfXED{grid-template-columns:180px minmax(0,1fr);gap:14px}}@media(max-width:720px){.creator_editorGrid__LfXED{grid-template-columns:1fr}.creator_questionNav__s6MUF{display:flex;max-height:none;overflow-x:auto;padding-bottom:6px}.creator_questionNav__s6MUF button{min-width:115px}.creator_formGrid__08Hwq{grid-template-columns:1fr}.creator_inlineActions__eSUes{width:100%}.creator_inlineActions__eSUes button{flex:1 1}.creator_part__GFNc0{grid-template-columns:minmax(0,1fr) 62px auto;gap:8px}.creator_page__jPd0d{gap:16px}.creator_heading__mosKS h1{font-size:1.8rem}}@media print{body:has(.creator_page__jPd0d) *{visibility:hidden!important}.creator_page__jPd0d{display:block}.creator_page__jPd0d>*{display:none!important}.creator_page__jPd0d>.creator_card__e6Cth:has(>.creator_printable__yxgPV){display:block!important;border:0;background:white;padding:0}.creator_card__e6Cth:has(>.creator_printable__yxgPV)>:not(.creator_printable__yxgPV){display:none!important}.creator_page__jPd0d .creator_printable__yxgPV,.creator_page__jPd0d .creator_printable__yxgPV *{visibility:visible!important}.creator_printable__yxgPV{position:static;width:100%;max-width:none;border:0;border-radius:0;background:white;color:black;padding:8mm}.creator_printable__yxgPV :is(p,h2,h3,small,strong){color:black}.creator_previewAnswer__oiW5B{border-color:#444}.main-content:has(.creator_page__jPd0d){margin:0!important;padding:0!important;max-width:100%!important;width:100%!important}.dashboard-layout:has(.creator_page__jPd0d){display:block!important}}.exam-scope_scope__qAkBZ{border:1px solid var(--border-subtle);border-radius:12px;padding:18px;margin:0;min-width:0;display:grid;gap:12px}.exam-scope_scope__qAkBZ legend{font-weight:650;padding:0 6px}.exam-scope_scope__qAkBZ p{color:var(--text-secondary);font-size:.88rem;line-height:1.6;margin:0}.exam-scope_scope__qAkBZ>label{display:grid;gap:8px}.exam-scope_toolbar__VFhuF{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem}.exam-scope_toolbar__VFhuF>div{display:flex;gap:8px}.exam-scope_toolbar__VFhuF button{color:var(--accent-blue);border:1px solid var(--border-subtle);background:var(--bg-card);border-radius:6px;padding:6px 10px;cursor:pointer}.exam-scope_chapters__ku6kD input:focus-visible,.exam-scope_toolbar__VFhuF button:focus-visible{outline:2px solid var(--accent-blue);outline-offset:3px}.exam-scope_chapters__ku6kD{display:grid;max-height:270px;overflow-y:auto;border:1px solid var(--border-subtle);border-radius:8px}.exam-scope_chapters__ku6kD label{display:flex;align-items:flex-start;gap:12px;padding:12px;border-bottom:1px solid var(--border-subtle);cursor:pointer}.exam-scope_chapters__ku6kD label:last-child{border-bottom:0}.exam-scope_chapters__ku6kD label:has(input:checked){background:var(--bg-hover)}.exam-scope_chapters__ku6kD input{accent-color:var(--accent-blue);margin-top:4px;flex:0 0 auto}.exam-scope_chapters__ku6kD span{min-width:0;overflow-wrap:anywhere;line-height:1.5}.exam-scope_chapters__ku6kD small{display:block;color:var(--text-muted);font-size:.72rem}.exam-scope_scope__qAkBZ summary{font-size:.82rem;color:var(--text-secondary);cursor:pointer}.official-papers_panel__GkjiQ{display:grid;gap:22px;min-width:0}.official-papers_header__40rxM{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.official-papers_header__40rxM>div{max-width:730px}.official-papers_header__40rxM h2{margin:10px 0;font-size:1.5rem}.official-papers_card__aM0_J p,.official-papers_header__40rxM p,.official-papers_note__9RSa7{color:var(--text-secondary);line-height:1.75}.official-papers_header__40rxM>span{font-size:.8rem;color:var(--text-secondary);white-space:nowrap}.official-papers_icon__uBv4q{display:inline-flex;color:var(--brand-primary)}.official-papers_filters__U5rt3{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}.official-papers_filters__U5rt3>div{display:flex;flex-wrap:wrap;gap:6px}.official-papers_filters__U5rt3 button{font:inherit;font-size:.82rem;padding:10px 14px;border-radius:9px;border:1px solid var(--border-default);background:var(--bg-card);color:var(--text-primary);cursor:pointer}.official-papers_filters__U5rt3 button[aria-pressed=true]{background:var(--brand-primary-bg);border-color:var(--brand-primary);color:var(--brand-primary)}.official-papers_filters__U5rt3 label{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--text-secondary)}.official-papers_filters__U5rt3 select{font:inherit;padding:9px;border-radius:8px;border:1px solid var(--border-default);color:var(--text-primary);background:var(--bg-card)}.official-papers_note__9RSa7{font-size:.82rem;margin:0;padding:14px 18px;border-left:3px solid var(--brand-primary);background:var(--brand-primary-bg);border-radius:0 9px 9px 0}.official-papers_list__dKdKV{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.official-papers_card__aM0_J{display:flex;flex-direction:column;gap:12px;border:1px solid var(--border-default);background:var(--bg-card);border-radius:16px;padding:24px;min-width:0}.official-papers_meta__wClEX{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:.74rem;color:var(--text-secondary)}.official-papers_meta__wClEX>span:first-child{padding:5px 9px;border-radius:6px}.official-papers_past__EXPB_{background:var(--color-green-bg);color:var(--color-green)}.official-papers_sample__R2Mdc{background:var(--brand-primary-bg);color:var(--brand-primary)}.official-papers_card__aM0_J h3{font-size:1rem;line-height:1.5;margin:0}.official-papers_card__aM0_J p{margin:0;font-size:.85rem}.official-papers_card__aM0_J .official-papers_publisher__s0TN6,.official-papers_card__aM0_J small{font-size:.75rem;color:var(--text-secondary)}.official-papers_card__aM0_J footer{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:auto;padding-top:12px}.official-papers_card__aM0_J a{display:inline-flex;align-items:center;gap:7px;color:var(--brand-primary);font-size:.83rem;font-weight:650}.official-papers_card__aM0_J .official-papers_secondary__65NRt{color:var(--text-primary);text-decoration:underline;text-underline-offset:4px;font-weight:500}.official-papers_empty__AcVoh{padding:30px;border:1px dashed var(--border-default);border-radius:14px;color:var(--text-secondary)}.official-papers_panel__GkjiQ :is(a,button,select):focus-visible{outline:2px solid var(--brand-primary);outline-offset:4px}@media(max-width:900px){.official-papers_list__dKdKV{grid-template-columns:1fr}}@media(max-width:600px){.official-papers_header__40rxM{flex-direction:column;gap:10px}.official-papers_card__aM0_J{padding:20px}.official-papers_filters__U5rt3>div{width:100%}.official-papers_filters__U5rt3 button{flex:1 1;white-space:normal}.official-papers_header__40rxM h2{font-size:1.3rem}}.prep_page__Rdzzy{width:100%;max-width:1180px;padding:clamp(20px,3vw,40px);margin:0 auto}.prep_breadcrumbs__GQ1Eg{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-bottom:26px;color:var(--text-secondary);font-size:.82rem}.prep_breadcrumbs__GQ1Eg a,.prep_breadcrumbs__GQ1Eg button{color:inherit;border:0;background:transparent;font:inherit;cursor:pointer;text-align:left;padding:4px 0}.prep_breadcrumbs__GQ1Eg a:hover,.prep_breadcrumbs__GQ1Eg button:hover{color:var(--brand-primary-light)}.prep_header__Pfw1R{margin-bottom:28px}.prep_eyebrow__92R15{color:var(--brand-primary-light);font-size:.74rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase}.prep_header__Pfw1R h1{margin:8px 0 10px;font-size:clamp(1.5rem,3vw,2.15rem);letter-spacing:-.035em;line-height:1.25}.prep_header__Pfw1R p{color:var(--text-secondary);line-height:1.65;max-width:75ch;font-size:.92rem}.prep_header__Pfw1R small{display:block;color:var(--text-secondary);margin-top:8px}.prep_subjectGrid__J_tIp{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:16px}.prep_subjectCard__OaZNE{background:var(--bg-card);border:1px solid var(--border-default);border-radius:14px;text-align:left;padding:24px;color:var(--text-primary);cursor:pointer}.prep_subjectCard__OaZNE h2{font-size:1.15rem;line-height:1.5;margin:12px 0 24px}.prep_subjectCard__OaZNE>span:last-child{display:flex;justify-content:space-between;color:var(--text-secondary);font-size:.83rem}.prep_subjectCard__OaZNE:hover,.prep_unitRow__L8j5J:hover{border-color:var(--brand-primary);background:var(--bg-card-hover)}.prep_sectionHeading__jG_u9{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}.prep_sectionHeading__jG_u9 h2{font-size:1.05rem}.prep_sectionHeading__jG_u9>span{font-size:.8rem;color:var(--text-secondary)}.prep_textButton__Ya_RY{border:0;background:transparent;color:var(--brand-primary-light);font:inherit;font-size:.82rem;cursor:pointer;text-align:left;padding:8px 0}.prep_textButton__Ya_RY:disabled{cursor:default;opacity:.5}.prep_unitList__Q2Ai5{display:grid;gap:10px}.prep_unitRow__L8j5J{display:flex;align-items:center;gap:18px;width:100%;padding:18px 20px;background:var(--bg-card);border:1px solid var(--border-default);border-radius:12px;text-align:left;color:var(--text-primary);cursor:pointer}.prep_unitNumber__AWuP9{display:grid;place-items:center;width:40px;height:40px;flex-shrink:0;border-radius:10px;background:var(--brand-primary-bg);color:var(--brand-primary-light);font-weight:700}.prep_unitRow__L8j5J>span:nth-child(2){flex:1 1;display:grid;gap:5px}.prep_unitRow__L8j5J strong{font-size:.94rem;line-height:1.5}.prep_unitRow__L8j5J small{color:var(--text-secondary);font-size:.75rem}.prep_unitToolbar__r2tZ_{display:flex;align-items:center;flex-wrap:wrap;justify-content:space-between;gap:16px;margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid var(--border-default)}.prep_modeTabs__iM6Mo{display:flex;padding:4px;border:1px solid var(--border-default);border-radius:10px;background:var(--bg-secondary)}.prep_modeTabs__iM6Mo button{font:inherit;color:var(--text-secondary);padding:10px 15px;min-height:40px;border:0;background:transparent;border-radius:7px;cursor:pointer;font-size:.86rem}.prep_modeTabs__iM6Mo button[aria-pressed=true]{background:var(--brand-primary-bg);color:var(--text-primary);font-weight:600}.prep_modeTabs__iM6Mo button:disabled{opacity:.5;cursor:default}.prep_studyLayout__lCwlF{display:grid;grid-template-columns:250px minmax(0,1fr);gap:28px;align-items:start}.prep_studyNavigation__O1OQJ{min-width:0;position:sticky;top:24px;font-size:.83rem}.prep_lessonListHeading__ZuYvJ{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.prep_lessonListHeading__ZuYvJ h2{font-size:.9rem;line-height:1.5}.prep_lessonListHeading__ZuYvJ>span{color:var(--text-secondary)}.prep_lessonList__ohtTT{list-style:none;padding:0;display:grid;gap:4px}.prep_lessonList__ohtTT button{width:100%;display:flex;gap:10px;text-align:left;align-items:baseline;padding:13px 11px;min-height:44px;border:1px solid transparent;border-radius:7px;background:transparent;color:var(--text-secondary);font:inherit;line-height:1.6;cursor:pointer}.prep_lessonList__ohtTT button>span:first-child{flex-shrink:0;font-size:.74rem;width:18px;color:var(--text-secondary)}.prep_lessonList__ohtTT button[aria-current]{color:var(--text-primary);background:var(--bg-secondary);border-color:var(--border-default);font-weight:600}.prep_guideLinks__vh52x{display:grid;gap:9px;margin-top:18px;padding-top:17px;border-top:1px solid var(--border-default)}.prep_guideLinks__vh52x>span{font-weight:600}.prep_guideLinks__vh52x button{background:transparent;border:0;text-align:left;color:var(--brand-primary-light);font:inherit;line-height:1.7;cursor:pointer;padding:6px 0}.prep_studyTools__Q0cUA{display:grid;gap:7px;margin-top:22px;padding-top:20px;border-top:1px solid var(--border-default)}.prep_studyTools__Q0cUA h3{font-size:.82rem;margin-bottom:6px}.prep_studyTools__Q0cUA>:is(button,a){display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:11px 0;min-height:44px;border:0;background:transparent;text-align:left;font:inherit;color:var(--brand-primary-light);cursor:pointer;text-decoration:none}.prep_studyTools__Q0cUA small{font-size:.72rem;color:var(--text-secondary);margin-left:auto}.prep_studyTools__Q0cUA button:disabled{opacity:.5;cursor:default}.prep_sourceLinks__FRfch{margin-top:20px;border-top:1px solid var(--border-default);padding-top:15px;color:var(--text-secondary);line-height:1.7}.prep_sourceLinks__FRfch summary{cursor:pointer;min-height:38px}.prep_sourceLinks__FRfch ul{padding-left:18px;display:grid;gap:10px;margin-top:8px}.prep_sourceLinks__FRfch a{color:var(--brand-primary-light);overflow-wrap:anywhere}.prep_lessonWorkspace__dwGuG{min-width:0}.prep_lessonHeader__uNdW9{margin-bottom:22px}.prep_lessonHeader__uNdW9 h2{font-size:clamp(1.3rem,2.3vw,1.85rem);line-height:1.4;letter-spacing:-.025em;margin:9px 0 12px;scroll-margin-top:96px}.prep_lessonHeader__uNdW9 p{color:var(--text-secondary);font-size:.85rem;line-height:1.8}.prep_lessonFooter__sGpQl{display:flex;gap:12px;flex-wrap:wrap;justify-content:space-between;padding-top:22px;margin-top:22px;border-top:1px solid var(--border-default)}@media(max-width:1000px){.prep_studyLayout__lCwlF{grid-template-columns:210px minmax(0,1fr);gap:20px}}@media(max-width:760px){.prep_studyLayout__lCwlF{grid-template-columns:1fr}.prep_studyNavigation__O1OQJ{position:static}.prep_lessonList__ohtTT{display:flex;overflow-x:auto;padding-bottom:8px}.prep_lessonList__ohtTT li{flex:0 0 210px}.prep_lessonList__ohtTT button{height:100%;border-color:var(--border-default)}.prep_studyTools__Q0cUA{grid-template-columns:repeat(2,minmax(0,1fr))}.prep_studyTools__Q0cUA h3{grid-column:1/-1}.prep_guideLinks__vh52x,.prep_sourceLinks__FRfch{margin-top:10px;padding-top:10px}.prep_lessonFooter__sGpQl button{flex:1 1;white-space:normal}}.prep_materialPanel__zV_MV,.prep_navigator__Zbxgy,.prep_practicePanel__bCrJk,.prep_questionCard__dv6ss{background:var(--bg-card);border:1px solid var(--border-default);border-radius:14px}.prep_materialPanel__zV_MV{padding:24px;min-width:0}.prep_material__F5mnd+.prep_material__F5mnd{padding-top:22px;border-top:1px solid var(--border-default);margin-top:22px}.prep_material__F5mnd h3{font-size:1rem;line-height:1.55}.prep_material__F5mnd>small{color:var(--text-secondary);display:block;margin:6px 0 10px;text-transform:capitalize}.prep_resourceLink__FzqOi{display:inline-flex;color:var(--brand-primary-light);padding:8px 0;font-size:.86rem}.prep_material__F5mnd details summary{color:var(--brand-primary-light);font-size:.86rem;cursor:pointer;padding:8px 0}.prep_materialText__znnqk{padding-top:8px;max-width:72ch;overflow-wrap:anywhere}.prep_materialText__znnqk p{white-space:pre-wrap;line-height:1.85;margin-bottom:18px;font-size:.95rem}.prep_practicePanel__bCrJk{display:grid;gap:14px;padding:24px}.prep_practicePanel__bCrJk h2{font-size:1.15rem}.prep_practicePanel__bCrJk p,.prep_practicePanel__bCrJk>span:not(.prep_eyebrow__92R15){font-size:.85rem;color:var(--text-secondary);line-height:1.7}.prep_flashcardShortcut__SX7Wc{display:grid;gap:12px;border-top:1px solid var(--border-default);padding-top:20px;margin-top:8px}.prep_flashcardShortcut__SX7Wc span{color:var(--text-secondary);font-size:.85rem}.prep_practiceLayout__E7_ab{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px;align-items:start}.prep_navigator__Zbxgy{padding:20px;position:sticky;top:24px}.prep_navigatorHeading__hwlyh{display:grid;gap:8px;font-size:.85rem}.prep_navigatorHeading__hwlyh>span{font-size:.78rem;color:var(--text-secondary)}.prep_progress__4DugS{width:100%;height:6px;display:block;margin:15px 0 20px;appearance:none;border:0;border-radius:20px;overflow:hidden;background:var(--bg-muted);accent-color:var(--brand-primary)}.prep_progress__4DugS::-webkit-progress-bar{background:var(--bg-muted)}.prep_progress__4DugS::-webkit-progress-value{background:var(--brand-primary);border-radius:20px}.prep_progress__4DugS::-moz-progress-bar{background:var(--brand-primary);border-radius:20px}.prep_questionNumbers__qquiB{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.prep_questionNumbers__qquiB button{position:relative;background:var(--bg-secondary);color:var(--text-secondary);border:1px solid var(--border-default);min-height:44px;border-radius:8px;font:inherit;font-size:.85rem;cursor:pointer}.prep_questionNumbers__qquiB button[data-draft=true]{border-color:var(--brand-primary);color:var(--text-primary)}.prep_questionNumbers__qquiB button[data-review=understood]{background:var(--color-green-bg);border-color:var(--color-green);color:var(--text-primary)}.prep_questionNumbers__qquiB button[data-review=revisit]{background:var(--color-orange-bg);border-color:var(--color-orange);color:var(--text-primary)}.prep_questionNumbers__qquiB button[aria-current=step]{outline:2px solid var(--brand-primary-light);outline-offset:3px;font-weight:700}.prep_questionNumbers__qquiB button>span{position:absolute;right:4px;top:2px;font-size:.7rem}.prep_legend__vHs0a{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;color:var(--text-secondary);font-size:.72rem}.prep_legend__vHs0a span{display:inline-flex;align-items:center;gap:5px}.prep_legend__vHs0a i{width:7px;height:7px;border-radius:50%}.prep_understoodDot__0sHMS{background:var(--color-green)}.prep_revisitDot__HZ80U{background:var(--color-orange)}.prep_navigator__Zbxgy>p{margin-top:16px;font-size:.8rem;color:var(--text-secondary);line-height:1.65}.prep_practiceNotes__Cfsll{margin-top:16px;font-size:.74rem;color:var(--text-secondary);line-height:1.7}.prep_practiceNotes__Cfsll summary{cursor:pointer;padding:5px 0}.prep_practiceNotes__Cfsll p{margin-top:10px}.prep_questionColumn__o7sQH{min-width:0}.prep_questionCard__dv6ss{padding:clamp(20px,3vw,32px)}.prep_questionMeta__clx_O{display:flex;align-items:center;flex-wrap:wrap;justify-content:space-between;gap:12px;color:var(--text-secondary);font-size:.8rem}.prep_pill__lojV4{padding:5px 9px;border-radius:6px;color:var(--brand-primary-light);background:var(--brand-primary-bg);font-size:.72rem;font-weight:600}.prep_questionHeading__hbmGy{font-size:1.15rem;line-height:1.5;margin:20px 0 14px;scroll-margin-top:96px}.prep_questionHeading__hbmGy:focus{outline:0}.prep_prompt__TWje1{max-width:72ch;font-size:1rem;line-height:1.85;font-weight:400;margin:0 0 28px;overflow-wrap:anywhere}.prep_prompt__TWje1 p{white-space:pre-wrap;margin:0 0 18px}.prep_prompt__TWje1 p:last-child{margin-bottom:0}.prep_answerLabel__OYnme{display:block;font-weight:600;font-size:.88rem;margin-bottom:8px}.prep_answerHint__mW7Nw{color:var(--text-secondary);font-size:.82rem;line-height:1.7;margin-bottom:13px}.prep_answerInput__7uoSD{width:100%;min-height:140px;resize:vertical;border:1px solid var(--border-default);background:var(--bg-secondary);color:var(--text-primary);border-radius:10px;font:inherit;font-size:.95rem;line-height:1.8;padding:15px 16px}.prep_answerInput__7uoSD:focus{outline:2px solid var(--brand-primary);outline-offset:2px}.prep_answerInput__7uoSD::placeholder{color:var(--text-secondary);opacity:.8}.prep_answerActions__wv1P8{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;margin-top:18px}.prep_solution__WFxGi{border:1px solid var(--border-default);border-left:3px solid var(--brand-primary);border-radius:10px;background:var(--brand-primary-bg2);padding:22px;margin-top:24px}.prep_solution__WFxGi h3{font-size:.95rem;margin-bottom:14px}.prep_solutionText__Sf56n{white-space:pre-wrap;overflow-wrap:anywhere;font-size:.95rem;margin-bottom:22px}.prep_reviewActions__fHmYy{display:flex;flex-wrap:wrap;gap:10px}.prep_reviewActions__fHmYy button[aria-pressed=true]{background:var(--brand-primary-bg);border-color:var(--brand-primary)}.prep_questionFooter__32zj7{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;padding-top:24px;margin-top:28px;border-top:1px solid var(--border-default)}.prep_questionFooter__32zj7>span{font-size:.77rem;color:var(--text-secondary)}.prep_completion__wHiFh{border:1px solid var(--color-green);background:var(--color-green-bg);border-radius:12px;padding:22px;margin-bottom:20px}.prep_completion__wHiFh>p{color:var(--text-secondary);font-size:.87rem;line-height:1.7;margin:8px 0 14px}.prep_buttonRow__Bn0Dl{display:flex;flex-wrap:wrap;gap:10px}.prep_flashcardWorkspace__FIe4C{max-width:720px;margin:0 auto}.prep_flashcard__tCF1E{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:28px;background:var(--bg-card);color:var(--text-primary);width:100%;min-height:320px;padding:clamp(24px,4vw,40px);margin-top:18px;border:1px solid var(--border-default);border-radius:16px;cursor:pointer;text-align:left;font:inherit}.prep_flashcard__tCF1E>span{white-space:pre-wrap;font-size:1.18rem;line-height:1.8;overflow-wrap:anywhere}.prep_flashcard__tCF1E small{color:var(--text-secondary);font-size:.79rem}.prep_empty___MG9G,.prep_error__1GM8O{padding:28px;background:var(--bg-card);border:1px solid var(--border-default);border-radius:12px;color:var(--text-secondary);line-height:1.7}.prep_error__1GM8O h2{color:var(--text-primary);font-size:1.1rem;margin-bottom:12px}.prep_error__1GM8O p{margin-bottom:18px}.prep_material__F5mnd summary:focus-visible,.prep_page__Rdzzy a:focus-visible,.prep_page__Rdzzy button:focus-visible{outline:2px solid var(--brand-primary-light);outline-offset:3px}@media (max-width:1020px){.prep_practicePanel__bCrJk{grid-template-columns:minmax(0,1fr)}.prep_practiceLayout__E7_ab{grid-template-columns:180px minmax(0,1fr);gap:18px}.prep_navigator__Zbxgy{padding:16px}.prep_questionNumbers__qquiB{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:760px){.prep_page__Rdzzy{padding:20px 16px 36px}.prep_practiceLayout__E7_ab{display:flex;flex-direction:column}.prep_navigator__Zbxgy{position:static;width:100%}.prep_navigatorHeading__hwlyh{display:flex;justify-content:space-between;flex-wrap:wrap}.prep_progress__4DugS{margin:12px 0 16px}.prep_questionNumbers__qquiB{display:flex;flex-wrap:wrap;gap:10px}.prep_questionNumbers__qquiB button{width:44px;min-height:44px}.prep_practiceNotes__Cfsll{margin-top:9px}.prep_navigator__Zbxgy>p{margin-top:10px}.prep_questionColumn__o7sQH{width:100%}.prep_questionFooter__32zj7>span{order:3;width:100%;text-align:center}.prep_unitToolbar__r2tZ_{gap:10px}.prep_modeTabs__iM6Mo{width:100%}.prep_modeTabs__iM6Mo button{flex:1 1;padding:10px 8px}.prep_unitRow__L8j5J{gap:12px;padding:16px}.prep_unitRow__L8j5J strong{font-size:.87rem}.prep_materialPanel__zV_MV{padding:20px}.prep_solution__WFxGi{padding:18px}.prep_reviewActions__fHmYy button{width:100%}}.prep_sourceLabel__gQ_Hb{font-size:.74rem;color:var(--brand-primary);font-weight:650;margin:0 0 14px}.prep_topicSearch__JaEIf{display:grid;gap:8px;font-size:.8rem;color:var(--text-secondary);margin:0 0 20px}.prep_topicSearch__JaEIf input{padding:12px 14px;border:1px solid var(--border-default);border-radius:10px;background:var(--bg-card);color:var(--text-primary);font:inherit;max-width:520px}.prep_papersPreview__0g9BW{margin-top:28px;border-top:1px solid var(--border-default);padding-top:20px}.prep_papersPreview__0g9BW>summary{cursor:pointer;font-size:.9rem;font-weight:650;padding:8px 0}.prep_papersPreview__0g9BW>section{margin-top:22px}.prep_materialText__znnqk{padding:20px 0;white-space:normal!important}.prep_modeTabs__iM6Mo{flex-wrap:wrap}.prep_solutionText__Sf56n{line-height:1.85;white-space:pre-line}.paper-checker_checker__VRv7H{border:1px solid var(--border-light);border-radius:16px;background:var(--bg-secondary);padding:30px;margin:24px 0;min-width:0}.paper-checker_heading__B_vUJ h2{font-size:1.55rem;font-weight:650;letter-spacing:-.035em}.paper-checker_eyebrow__ckX7o{display:flex;align-items:center;gap:8px;color:var(--brand-primary);font-size:.75rem;font-weight:600;margin-bottom:12px}.paper-checker_heading__B_vUJ p{color:var(--text-secondary);font-size:.9rem;line-height:1.8;max-width:760px;margin-top:10px}.paper-checker_signIn__JI0k_{margin:22px 0}.paper-checker_inputGrid__B0pcD{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:24px}.paper-checker_inputCard__hoK0_{border:1px solid var(--border-light);background:var(--bg-primary);border-radius:12px;padding:24px;min-width:0}.paper-checker_inputCard__hoK0_ h3{font-size:1.1rem;font-weight:650;margin-bottom:18px;display:flex;align-items:center;gap:10px}.paper-checker_step__Bjv60{padding:5px 9px;border:1px solid var(--border-light);border-radius:7px;color:var(--brand-primary);font-size:.8rem}.paper-checker_fileInput__brHCn{width:100%;max-width:100%;min-width:0;font:inherit;font-size:.83rem;color:var(--text-secondary);margin-bottom:12px}.paper-checker_hint__Sdd9l{font-size:.78rem;line-height:1.75;color:var(--text-tertiary);margin-top:8px}.paper-checker_fileRow__N7NI9{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0;font-size:.83rem}.paper-checker_fileRow__N7NI9 span{min-width:0;overflow-wrap:anywhere}.paper-checker_fileRow__N7NI9>span{flex:1 1}.paper-checker_fileRow__N7NI9 button{flex-shrink:0}.paper-checker_pasteLabel__qBQG1{margin-top:20px}.paper-checker_inputCard__hoK0_ textarea{width:100%;min-width:0}.paper-checker_error__fds_B{color:var(--color-red);margin-top:20px}.paper-checker_gradingControls__OCSeP{display:flex;flex-wrap:wrap;align-items:end;gap:20px;margin-top:24px}.paper-checker_totalMarks__mE3xc{width:150px}.paper-checker_result__PNTMO{margin-top:26px;border:1px solid var(--border-light);background:var(--bg-primary);border-radius:12px;padding:24px;min-width:0;overflow-wrap:anywhere}.paper-checker_result__PNTMO h3{font-size:1.2rem}.paper-checker_ready__m_H3q{font-size:.8rem;color:var(--text-secondary)}.paper-checker_ready__m_H3q small{display:block;margin-top:6px;color:var(--text-tertiary)}.paper-checker_resultHeader__R63S5{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}.paper-checker_resultHeader__R63S5 button{white-space:normal;gap:7px}.paper-checker_resultStats__hTKRQ{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}.paper-checker_resultStats__hTKRQ span{padding:9px 12px;background:var(--bg-secondary);border-radius:8px;font-size:.78rem;color:var(--text-secondary)}.paper-checker_resultStats__hTKRQ strong{margin-left:8px;color:var(--text-primary)}.paper-checker_filter__PkOWd{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:.8rem;color:var(--text-secondary)}.paper-checker_filter__PkOWd select{width:auto;max-width:100%;font-size:.8rem}.paper-checker_question__zM_yP>div{display:flex;justify-content:space-between;gap:12px}.paper-checker_question__zM_yP>div>span{color:var(--text-secondary)}.paper-checker_typedQuestions___ai4W{display:grid;gap:16px;margin-top:20px}.paper-checker_prompt__vY4u3{white-space:pre-wrap;line-height:1.85;font-size:.93rem;margin-bottom:18px}.paper-checker_inputCard__hoK0_ h3 small{margin-left:auto;font-size:.73rem;color:var(--text-tertiary)}.paper-checker_answerLabel__I0PL8{display:grid;gap:9px;font-size:.85rem;line-height:1.8;margin:14px 0}.paper-checker_options__jAg1J{border:0;padding:0;display:grid;gap:10px}.paper-checker_options__jAg1J label{display:flex;gap:12px;align-items:flex-start;padding:13px;border:1px solid var(--border-light);border-radius:9px;font-size:.9rem;line-height:1.8}.paper-checker_options__jAg1J input{margin-top:5px;flex-shrink:0}.paper-checker_srOnly__35mQD{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.paper-checker_feedback__LaKbC{color:var(--text-secondary);margin-top:12px}.paper-checker_question__zM_yP{padding:16px 0;border-bottom:1px solid var(--border-light);font-size:.9rem}.paper-checker_question__zM_yP p{margin-top:7px;white-space:pre-wrap}.paper-checker_checker__VRv7H :is(a,button,input,textarea):focus-visible{outline:3px solid var(--brand-primary);outline-offset:3px}@media (max-width:700px){.paper-checker_inputGrid__B0pcD{grid-template-columns:1fr}}@media (max-width:560px){.paper-checker_checker__VRv7H{padding:22px 18px}.paper-checker_inputCard__hoK0_,.paper-checker_result__PNTMO{padding:20px 16px}.paper-checker_heading__B_vUJ h2{font-size:1.35rem}.paper-checker_heading__B_vUJ p{font-size:.85rem}.paper-checker_gradingControls__OCSeP{flex-direction:column;align-items:stretch}.paper-checker_gradingControls__OCSeP button{white-space:normal}}