._package_b3vku_1{--gtu-ink:var(--study-text,#15304d);--gtu-muted:var(--study-muted,#526980);--gtu-blue:var(--study-solid,#245bd9);--gtu-line:var(--study-line,#d6e2ed);--gtu-paper:var(--study-surface,#fff);--gtu-canvas:var(--study-surface,#f5f8fc);--gtu-radius:18px;--foreground:var(--gtu-ink);--muted-foreground:var(--gtu-muted);--primary:var(--gtu-blue);--border:var(--gtu-line);--card:var(--gtu-paper);color:var(--gtu-ink);background:var(--gtu-canvas);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;isolation:isolate;width:100%;min-width:0;font:16px/1.75 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}._package_b3vku_1 *{box-sizing:border-box}._package_b3vku_1 a{color:inherit;text-decoration:none}._package_b3vku_1 button,._package_b3vku_1 input,._package_b3vku_1 textarea,._package_b3vku_1 select{font:inherit}._package_b3vku_1 button{cursor:pointer}._package_b3vku_1 button:disabled{cursor:default;opacity:.5}._package_b3vku_1 :is(a,button,input,textarea,select):focus-visible{outline:3px solid var(--study-line,#6e9bf1);outline-offset:4px}._package_b3vku_1 :is(h1,h2,h3,h4,p,blockquote,figure,ol,ul){margin-top:0}._package_b3vku_1 h1,._package_b3vku_1 h2,._package_b3vku_1 h3{color:var(--gtu-ink);letter-spacing:-.025em;font-family:inherit}._bookHeader_b3vku_60{border-bottom:1px solid var(--gtu-line);background:var(--study-surface,#ffffffed);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);align-items:center;gap:24px;min-height:76px;padding:12px max(24px,50% - 680px);display:flex}._brand_b3vku_70{flex:none;align-items:center;min-height:44px;display:flex}._brand_b3vku_70 img{width:144px;height:auto;display:block}._bookHeader_b3vku_60>span{border-left:1px solid var(--gtu-line);padding-left:24px;font-size:13px;font-weight:500}._separator_b3vku_87{color:var(--study-muted,#a0adbd);margin:0 10px}._returnLink_b3vku_91{align-items:center;gap:8px;min-height:44px;margin-left:auto;font-size:14px;font-weight:600;display:flex;color:var(--study-text,var(--gtu-blue))!important}._readingLine_b3vku_101{background:var(--study-surface,#e7edf5);height:2px}._readingLine_b3vku_101>span{transform-origin:0;background:var(--gtu-blue);height:2px;display:block}._bookLayout_b3vku_111{grid-template-columns:252px minmax(0,1fr);align-items:start;gap:24px;max-width:1296px;margin:0 auto;padding:0 24px 48px;display:grid}._bookOutline_b3vku_120{border:1px solid var(--gtu-line);background:var(--gtu-paper);border-radius:20px;min-width:0;padding:20px 16px;position:sticky;top:24px}._outlineLabel_b3vku_129{color:var(--gtu-muted);align-items:center;gap:10px;margin-bottom:16px;font-size:13px;font-weight:650;display:flex}._bookOutline_b3vku_120 nav{flex-direction:column;gap:2px;display:flex}._bookOutline_b3vku_120 nav a{overflow-wrap:anywhere;border-left:2px solid #0000;flex:none;align-items:center;min-height:44px;padding:8px 12px;font-size:14px;line-height:1.5;transition:background .18s,border-color .18s;display:flex}:is(._bookOutline_b3vku_120 nav a:hover,._bookOutline_b3vku_120 nav a:focus-visible){background:var(--study-surface,#e8effa);border-left-color:var(--study-text,var(--gtu-blue))}._lessonProgress_b3vku_162{border-top:1px solid var(--gtu-line);margin-top:24px;padding-top:24px}._lessonProgress_b3vku_162>span{justify-content:space-between;font-size:12px;display:flex}._lessonProgress_b3vku_162 progress{width:100%;height:4px;accent-color:var(--study-text,var(--gtu-blue));border:0;border-radius:4px}._lessonProgress_b3vku_162 small{color:var(--gtu-muted);margin-top:8px;font-size:12px;line-height:1.6;display:block}._bookContent_b3vku_186{min-width:0}._lessonTitle_b3vku_189{border:1px solid var(--gtu-line);background:linear-gradient(115deg, var(--study-surface,#fff) 52%, var(--study-surface,#edf3fb));border-radius:20px;padding:28px 32px}._lessonTitle_b3vku_189>div{color:var(--gtu-muted);align-items:center;gap:12px;margin-bottom:16px;font-size:13px;font-weight:500;display:flex}._lessonTitle_b3vku_189 small{color:var(--gtu-muted);margin-left:auto;font-size:11px}._lessonIcon_b3vku_209{background:var(--study-surface,#eef3ff);border:1px solid var(--study-line,#dce6fa);width:40px;height:40px;color:var(--study-text,var(--gtu-blue));border-radius:12px;place-items:center;display:grid}._lessonTitle_b3vku_189 h1{max-width:28ch;margin:0;font-size:clamp(28px,3vw,38px);font-weight:650;line-height:1.2}._lessonText_b3vku_226{padding:0}._sourceBlock_b3vku_229{min-width:0}._chapter_b3vku_232{border:1px solid var(--gtu-line);background:var(--gtu-paper);border-radius:20px;min-width:0;margin-bottom:16px;padding:24px;scroll-margin-top:24px}._chapter_b3vku_232 h2{margin:0 0 16px;font-size:23px;font-weight:650;line-height:1.35}._chapter_b3vku_232 h3{margin:24px 0 12px;font-size:19px;font-weight:600;line-height:1.5}._chapter_b3vku_232 p{white-space:pre-line;overflow-wrap:anywhere;max-width:80ch;margin-bottom:16px;line-height:1.9}._chapter_b3vku_232 p:last-child{margin-bottom:0}._chapter_b3vku_232[data-kind=goals]{padding:24px}._chapter_b3vku_232[data-kind=goals] h2{color:var(--gtu-muted);font-size:14px}._chapter_b3vku_232[data-kind=goals] ul{flex-wrap:wrap;gap:12px 28px;margin:0;padding:0;list-style:none;display:flex}._chapter_b3vku_232[data-kind=goals] li{border-left:2px solid var(--study-line,#b3c9f5);flex:220px;padding-left:16px;font-size:14px;line-height:1.7}._chapter_b3vku_232[data-kind=mistake]{border-left:3px solid var(--study-line-warm,#e1bd7d);border-bottom:0;margin:24px 0;padding:24px}._chapter_b3vku_232[data-kind=recap]{background:var(--study-surface,#f1f6ff);border:0;border-radius:16px;margin:24px 0;padding:24px}._englishExample_b3vku_298{border-left:3px solid var(--gtu-blue);background:var(--study-surface,#f3f7fe);white-space:pre-line;overflow-wrap:anywhere;border-radius:0 14px 14px 0;margin:16px 0;padding:20px 24px;font-size:19px;font-weight:550;line-height:1.7}._chapter_b3vku_232 table{border-collapse:collapse;width:100%;font-size:15px}._chapter_b3vku_232 th,._chapter_b3vku_232 td{text-align:left;border-bottom:1px solid var(--gtu-line);vertical-align:top;padding:12px}._chapter_b3vku_232 th{background:var(--study-surface,#f5f7fb);font-weight:600}._timeline_b3vku_326{background:var(--study-surface,#eff4fc);border-radius:16px;margin:24px 0;padding:24px}._timeline_b3vku_326 figcaption{color:var(--gtu-muted);font-size:13px}._timeline_b3vku_326 p{margin:16px 0 24px;font-size:21px}._timeline_b3vku_326 ol{grid-template-columns:repeat(3,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}._timeline_b3vku_326 li{border-top:2px solid var(--study-line,#96b4e9);text-align:center;flex-direction:column;gap:8px;padding:16px 8px 0;font-size:13px;display:flex;position:relative}._timeline_b3vku_326 li:before{content:"";background:var(--gtu-blue);border:3px solid var(--study-line,#dae8ff);box-sizing:content-box;border-radius:50%;width:10px;height:10px;position:absolute;top:-9px;left:calc(50% - 8px)}._timeline_b3vku_326 li span{color:var(--gtu-muted)}._readingPassage_b3vku_372{font-family:Georgia,Times New Roman,serif;font-size:19px;line-height:1.95}._readingPassage_b3vku_372 section{border-bottom:1px solid var(--gtu-line);margin:0;padding:24px 0;position:relative}._readingPassage_b3vku_372 p{margin:0}._paragraphNumber_b3vku_386{letter-spacing:.08em;color:var(--gtu-muted);margin-bottom:10px;font:11px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;display:block}._sectionHeading_b3vku_397{margin:0 0 24px}._sectionHeading_b3vku_397 h2{margin:8px 0 12px;font-size:26px;line-height:1.3}._sectionHeading_b3vku_397 p{color:var(--gtu-muted);max-width:65ch;font-size:15px;line-height:1.7}._eyebrow_b3vku_411{color:var(--study-text,var(--gtu-blue));letter-spacing:.06em;text-transform:uppercase;font-size:12px;font-weight:650}._assessment_b3vku_418{border-top:1px solid var(--gtu-line);margin-top:12px;padding:36px 0;scroll-margin-top:24px}._question_b3vku_424{border:0;border-bottom:1px solid var(--gtu-line);min-width:0;margin:0;padding:24px 0}._question_b3vku_424 legend{float:left;width:100%;color:var(--gtu-ink);margin-bottom:16px;font-size:17px;font-weight:600;line-height:1.7;display:block}._question_b3vku_424 legend>span{color:var(--study-text,var(--gtu-blue));font-variant-numeric:tabular-nums;margin-right:12px;font-size:12px;font-weight:500}._answers_b3vku_448{clear:both;gap:10px;display:grid}._answers_b3vku_448 label{border:1px solid var(--gtu-line);background:var(--study-surface,#fff);cursor:pointer;border-radius:13px;align-items:flex-start;gap:12px;min-height:54px;padding:14px 16px;line-height:1.6;transition:border-color .16s,background .16s,box-shadow .16s;display:flex}._answers_b3vku_448 label:has(input:focus-visible){outline:3px solid var(--study-line,#6e9bf1);outline-offset:3px}._answers_b3vku_448 input{opacity:0;width:1px;height:1px;position:absolute}._answerLetter_b3vku_479{border:1px solid var(--study-line,#d4dfea);min-height:26px;color:var(--gtu-muted);border-radius:8px;flex:0 0 26px;place-items:center;font-size:12px;display:grid}._answers_b3vku_448 label[data-selected=true]{border-color:var(--study-line,#7399e6);background:var(--study-surface,#f0f5ff);box-shadow:inset 0 0 0 1px #7399e6}._answers_b3vku_448 label[data-selected=true] ._answerLetter_b3vku_479{color:#fff;background:var(--gtu-blue);border-color:var(--study-text,var(--gtu-blue))}._answers_b3vku_448 label[data-answer-state=correct]{border-color:var(--study-line-green,#65a38d);background:var(--study-surface,#eff8f4);box-shadow:none}._answers_b3vku_448 label[data-answer-state=incorrect]{border-color:var(--study-line-warm,#c28868);background:var(--study-surface-warm,#fff5ef);box-shadow:none}._answerFeedback_b3vku_509{border-left:3px solid var(--study-line-warm,#bd885b);background:var(--study-surface,#fff8f3);border-radius:0 12px 12px 0;margin-top:18px;padding:18px 20px;animation:.18s ease-out _gtuFeedback_b3vku_1}._answerFeedback_b3vku_509[data-correct=true]{background:var(--study-surface,#f0f8f4);border-left-color:var(--study-line-green,#3f8b70)}._answerFeedback_b3vku_509 p{white-space:pre-line;margin:6px 0 0;font-size:14px;line-height:1.8}._assessmentActions_b3vku_527{justify-content:space-between;align-items:center;gap:16px;margin-top:24px;display:flex}._assessmentActions_b3vku_527>span{color:var(--gtu-muted);font-size:13px}._primaryButton_b3vku_538,._secondaryButton_b3vku_539{background:var(--gtu-blue);border:1px solid #0000;border-radius:13px;justify-content:center;align-items:center;gap:10px;min-height:48px;padding:12px 20px;font-weight:600;line-height:1.5;transition:transform .16s,background .16s;display:inline-flex;color:#fff!important;font-size:14px!important}._secondaryButton_b3vku_539{background:var(--study-surface,#f1f5fa);border-color:var(--gtu-line);color:var(--gtu-ink)!important}._primaryButton_b3vku_538:not(:disabled):hover{background:var(--study-solid,#1747b1)}._primaryButton_b3vku_538:not(:disabled):active,._secondaryButton_b3vku_539:not(:disabled):active{transform:scale(.98)}._result_b3vku_569{border:1px solid var(--study-line,#d4e2f8);background:var(--study-surface,#f2f7ff);border-radius:18px;margin-bottom:24px;padding:24px}._result_b3vku_569>div{justify-content:space-between;align-items:center;gap:16px;display:flex}._result_b3vku_569 strong{letter-spacing:-.04em;font-size:42px;font-weight:650;line-height:1.2}._result_b3vku_569 strong small{font-size:18px}._result_b3vku_569 span,._result_b3vku_569 p{color:var(--gtu-muted);font-size:13px}._result_b3vku_569 h3{margin:18px 0 8px;font-size:22px}._result_b3vku_569 p{margin:0}._transcript_b3vku_603{border-top:1px solid var(--gtu-line);margin-top:28px;padding-top:24px}._transcript_b3vku_603 p{white-space:pre-wrap;font-size:15px;line-height:1.9}._error_b3vku_613{background:var(--study-surface-warm,#fff3ed);border:1px solid var(--study-line-warm,#e7c0ab);color:var(--study-text-warm,#8c3624);border-radius:12px;padding:16px}._completion_b3vku_620{flex-wrap:wrap;align-items:center;gap:12px;padding:20px 0;display:flex}._completion_b3vku_620 small{color:var(--gtu-muted);font-size:12px}._writing_b3vku_631{background:var(--study-surface,#f6f8fb);border:1px solid var(--gtu-line);border-radius:18px;margin:24px 0;padding:24px}._writing_b3vku_631 header{align-items:center;gap:12px;margin-bottom:16px;display:flex}._writing_b3vku_631 h3{margin:0;font-size:20px}._writing_b3vku_631 label{margin-bottom:10px;font-size:14px;font-weight:600;display:block}._writing_b3vku_631 textarea{resize:vertical;border:1px solid var(--study-line,#cbd7e7);background:var(--study-surface,white);width:100%;min-height:160px;color:var(--gtu-ink);border-radius:12px;padding:16px;line-height:1.8;display:block}._writingActions_b3vku_666{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}._writingActions_b3vku_666 button{min-height:44px;color:var(--study-text,var(--gtu-blue));background:0 0;border:0;align-items:center;gap:8px;padding:8px 0;font-size:13px;display:flex}._writingActions_b3vku_666 small,._caption_b3vku_685{color:var(--gtu-muted);font-size:12px;line-height:1.7}._caption_b3vku_685{margin:8px 0 0}._bookEnd_b3vku_693{border-top:1px solid var(--gtu-line);color:var(--gtu-muted);padding:24px 40px;font-size:13px}._bookNavigation_b3vku_699{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-top:20px;display:flex}._bookNavigation_b3vku_699 a{min-height:44px;color:var(--study-text,var(--gtu-blue));align-items:center;gap:10px;max-width:42%;font-size:14px;line-height:1.5;display:flex}._bookNavigation_b3vku_699 small{color:var(--gtu-muted);font-size:11px;display:block}@keyframes _gtuFeedback_b3vku_1{0%{opacity:.4;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (max-width:1024px){._bookLayout_b3vku_111{grid-template-columns:160px minmax(0,1fr);gap:20px;padding:0 20px 24px}._bookEnd_b3vku_693{padding:24px 28px}}@media (max-width:767px){._bookHeader_b3vku_60{gap:12px;min-height:64px;padding:8px 16px}._brand_b3vku_70 img{width:116px}._bookHeader_b3vku_60>span{border:0;padding:0;font-size:11px}._bookHeader_b3vku_60>span ._separator_b3vku_87,._bookHeader_b3vku_60>span{display:none}._returnLink_b3vku_91{font-size:12px}._bookLayout_b3vku_111{padding:0 12px 28px;display:block}._bookOutline_b3vku_120{margin-bottom:16px;padding:12px;position:static}._outlineLabel_b3vku_129,._bookOutline_b3vku_120 nav{display:none}._lessonProgress_b3vku_162{border:0;margin:0;padding:0}._lessonProgress_b3vku_162 small{font-size:11px}._bookContent_b3vku_186{border-radius:18px}._lessonTitle_b3vku_189{padding:24px 20px}._lessonTitle_b3vku_189>div{gap:8px;margin-bottom:12px;font-size:12px}._lessonTitle_b3vku_189 h1{font-size:28px}._lessonText_b3vku_226{padding:0}._chapter_b3vku_232{padding:20px 16px}._chapter_b3vku_232 h2{font-size:21px}._chapter_b3vku_232 p{font-size:16px;line-height:1.85}._englishExample_b3vku_298{padding:16px;font-size:18px}._timeline_b3vku_326{padding:20px 16px}._timeline_b3vku_326 p{font-size:19px}._timeline_b3vku_326 li{padding:14px 2px 0;font-size:11px}._writing_b3vku_631{padding:20px 16px}._question_b3vku_424{padding:20px 0}._question_b3vku_424 legend{font-size:16px}._answers_b3vku_448 label{gap:10px;padding:12px;font-size:15px}._assessmentActions_b3vku_527{flex-direction:column;align-items:stretch}._assessmentActions_b3vku_527 button{width:100%}._bookEnd_b3vku_693{padding:20px}._bookNavigation_b3vku_699{gap:12px}._bookNavigation_b3vku_699 a{max-width:100%;font-size:12px}._readingPassage_b3vku_372{font-size:18px}._result_b3vku_569>div{flex-direction:column;align-items:flex-start}._result_b3vku_569 h3{font-size:20px}}@media (prefers-reduced-motion:reduce){._package_b3vku_1 *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}[data-reduce-motion=true] ._package_b3vku_1 *{scroll-behavior:auto!important;transition:none!important;animation:none!important}._overviewContent_b3vku_880{max-width:1320px;margin:auto;padding:28px 24px 48px}._overviewStatus_b3vku_885{color:var(--gtu-muted);border:0!important;margin-left:auto!important;font-size:12px!important}._welcome_b3vku_891{border:1px solid var(--gtu-line);background:linear-gradient(110deg, var(--study-surface,#f2f6fd), var(--study-surface,#fff) 58%);border-radius:24px;grid-template-columns:minmax(0,1.6fr) minmax(240px,.8fr);align-items:center;gap:24px;min-width:0;padding:28px 32px;display:grid}._welcomeIdentity_b3vku_902{align-items:center;gap:20px;min-width:0;display:flex}._welcomeIdentity_b3vku_902>div:last-child{min-width:0}._welcomeEyebrow_b3vku_911{letter-spacing:.1em;color:var(--gtu-muted);font-size:11px;font-weight:600}._welcome_b3vku_891 h1{max-width:24ch;margin:8px 0 12px;font-size:clamp(27px,2.7vw,36px);font-weight:650;line-height:1.2}._welcomeIdentity_b3vku_902 p{color:var(--gtu-muted);max-width:56ch;margin:0;font-size:14px;line-height:1.7}._galaxy_b3vku_931{isolation:isolate;background:var(--study-solid,#102b4e);color:#fff;border-radius:22px;flex:0 0 72px;place-items:center;width:72px;height:72px;display:grid;position:relative;overflow:hidden}._galaxy_b3vku_931>div{z-index:-1;position:absolute;inset:0}._nextStudy_b3vku_949{background:var(--study-surface,#ffffffb3);gap:8px;min-width:0;padding:18px 20px;display:grid}._nextStudy_b3vku_949>span{color:var(--gtu-muted);font-size:11px}._nextStudy_b3vku_949>strong{overflow-wrap:anywhere;font-size:16px;line-height:1.5}._lightButton_b3vku_965{background:var(--study-solid,#173b65);border-radius:12px;justify-content:center;justify-self:start;align-items:center;gap:16px;min-height:46px;margin-top:4px;padding:10px 16px;font-size:13px;font-weight:600;display:inline-flex;color:#fff!important}._programFooter_b3vku_980{border-top:1px solid var(--gtu-line);grid-column:1/-1;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:32px;padding-top:20px;display:grid}._programFooter_b3vku_980>div{min-width:0}._programFooter_b3vku_980 small{color:var(--gtu-muted);margin-top:6px;font-size:11px;display:block}._programFooter_b3vku_980 dl{justify-content:space-evenly;gap:16px;margin:0;display:flex}._programFooter_b3vku_980 dl>div{border-left:1px solid var(--gtu-line);padding-left:20px}._programFooter_b3vku_980 dt{font-variant-numeric:tabular-nums;font-size:20px;font-weight:650;line-height:1.3}._programFooter_b3vku_980 dd{color:var(--gtu-muted);margin:6px 0 0;font-size:11px}._curriculumLayout_b3vku_1018{grid-template-columns:252px minmax(0,1fr);align-items:start;gap:24px;margin-top:28px;scroll-margin-top:24px;display:grid}._curriculum_b3vku_1018{min-width:0}._modulePills_b3vku_1029{min-width:0;position:sticky;top:24px}._moduleNavigation_b3vku_1034{border:1px solid var(--gtu-line);background:var(--study-surface,#ffffffeb);isolation:isolate;border-radius:22px;flex-direction:column;gap:4px;padding:12px;display:flex;box-shadow:0 6px 24px #17304f05}._moduleNavTitle_b3vku_1045{flex-wrap:wrap;align-items:center;gap:10px;padding:8px 8px 14px;font-size:13px;display:flex}._moduleNavTitle_b3vku_1045 small{width:100%;color:var(--gtu-muted);margin-top:-4px;padding-left:27px;font-size:11px}._moduleNavigation_b3vku_1034 a{min-height:72px;color:var(--gtu-muted);isolation:isolate;border-radius:14px;align-items:center;gap:10px;padding:12px;display:flex;position:relative}._moduleActivePill_b3vku_1071{border-radius:inherit;background:var(--study-surface,#e6f0f8);border:1px solid var(--study-line,#c4d7e6);z-index:-1;position:absolute;inset:0}._moduleNavigation_b3vku_1034 a[aria-current]{color:var(--study-text,#153954)}._moduleNavCopy_b3vku_1082{flex:1;min-width:0;display:block}._moduleNavCopy_b3vku_1082 strong{font-size:14px;font-weight:600;line-height:1.4;display:block}._moduleNavCopy_b3vku_1082 small{color:var(--gtu-muted);margin-top:5px;font-size:11px;line-height:1.4;display:block}._moduleNavIcon_b3vku_1100{background:var(--study-surface,#f3f6fa);border-radius:10px;flex-shrink:0;place-items:center;width:30px;height:30px;display:grid}._moduleNavNumber_b3vku_1109{color:var(--gtu-muted);font-size:10px}._moduleTitle_b3vku_1113{border:1px solid var(--gtu-line);background:linear-gradient(100deg, 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p{color:var(--gtu-muted);margin:0;font-size:13px}._speakingStudio_b3vku_1229{border-top:1px solid var(--gtu-line);margin-top:24px;padding-top:32px}._examSurface_b3vku_1234{max-width:1360px;margin:auto;padding:24px}[data-gtu-book] ._bookContent_b3vku_186{background:0 0}@media (max-width:1024px){._curriculumLayout_b3vku_1018{grid-template-columns:220px minmax(0,1fr)}._welcome_b3vku_891{gap:20px;padding:24px}._galaxy_b3vku_931{border-radius:18px;flex-basis:60px;width:60px;height:60px}._welcomeIdentity_b3vku_902{gap:16px}}@media (max-width:767px){._overviewContent_b3vku_880{padding:16px 12px 32px}._welcome_b3vku_891{border-radius:20px;padding:22px 20px;display:block}._welcomeIdentity_b3vku_902{align-items:flex-start}._galaxy_b3vku_931{border-radius:14px;flex-basis:44px;width:44px;height:44px}._galaxy_b3vku_931>svg{width:22px}._welcome_b3vku_891 h1{max-width:20ch;margin:8px 0;font-size:25px}._welcomeEyebrow_b3vku_911{font-size:9px}._welcomeIdentity_b3vku_902 p{font-size:13px}._welcome_b3vku_891>div:nth-child(2){margin-top:20px}._nextStudy_b3vku_949{padding:16px}._lightButton_b3vku_965{justify-self:stretch;width:100%}._programFooter_b3vku_980{margin-top:20px;padding-top:18px;display:block}._programFooter_b3vku_980 dl{justify-content:space-between;margin-top:20px}._programFooter_b3vku_980 dl>div:first-child{border:0;padding-left:0}._programFooter_b3vku_980 dt{font-size:18px}._curriculumLayout_b3vku_1018{margin-top:20px;display:block}._modulePills_b3vku_1029{margin-bottom:20px;position:static}._moduleNavigation_b3vku_1034{border-radius:22px;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:5px;display:grid}._moduleNavTitle_b3vku_1045{display:none}._moduleNavigation_b3vku_1034 a{border-radius:18px;justify-content:center;gap:0;min-height:46px;padding:10px 4px}._moduleActivePill_b3vku_1071{background:var(--study-surface,#dceaf8);border-color:var(--study-line,#bfd5e8)}._moduleNavigation_b3vku_1034 a[aria-current]{color:var(--study-text,#153954)}._moduleNavIcon_b3vku_1100,._moduleNavNumber_b3vku_1109,._moduleNavCopy_b3vku_1082 small{display:none}._moduleNavCopy_b3vku_1082 strong{text-align:center;font-size:12px;line-height:1.35}._moduleTitle_b3vku_1113{border-radius:20px;margin-bottom:16px;padding:20px}._moduleTitle_b3vku_1113 h2{font-size:25px}._moduleTitle_b3vku_1113 p{font-size:13px}._lessonLink_b3vku_1139{gap:12px;min-height:94px;padding:16px}._lessonLink_b3vku_1139 strong{font-size:15px}._lessonNumber_b3vku_1158{flex-basis:32px;width:32px;height:32px}._overviewStatus_b3vku_885{font-size:10px!important}._examList_b3vku_1205 article{flex-direction:column;align-items:stretch;padding:20px}._examSurface_b3vku_1234{padding:12px}}._listeningTrack_b3vku_1397{padding:24px 0}._audioLesson_b3vku_1400{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:24px;display:grid}._audioLesson_b3vku_1400 p{color:var(--gtu-muted);margin:12px 0;font-size:12px;line-height:1.7}._audioLesson_b3vku_1400 [data-listening-player]{min-width:0}._audioLesson_b3vku_1400 [data-listening-player]>._block-kicker_b3vku_1414{display:none}._audioLesson_b3vku_1400 audio{max-width:100%}._audioLesson_b3vku_1400 .block-kicker{display:none}._progressStatus_b3vku_1424{border:1px solid var(--study-line-gold,#e4d5ad);background:var(--study-surface-warm,#fff9eb);color:var(--study-text-warm,#634d24);border-radius:16px;margin:24px 32px 0;padding:20px;font-size:14px}._progressStatus_b3vku_1424 h2{color:inherit;margin-bottom:8px;font-size:17px}._progressStatus_b3vku_1424 p{margin-bottom:12px}._progressStatus_b3vku_1424>:last-child{margin-bottom:0}._progressSaveRow_b3vku_1444{border-top:1px solid var(--study-line-gold,#e4d5ad);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding-top:12px;display:flex}._progressSaveRow_b3vku_1444>span,._progressSaveRow_b3vku_1444>small{overflow-wrap:anywhere;min-width:0}@media (max-width:767px){._progressStatus_b3vku_1424{margin:20px 20px 0;padding:16px}._progressSaveRow_b3vku_1444 button{width:100%}}._lexicalEntry_b3vku_1469{border-bottom:1px solid var(--gtu-line);padding:32px 0}._lexicalEntry_b3vku_1469>header>span{letter-spacing:.1em;color:var(--gtu-muted);font-size:10px;font-weight:600}._lexicalEntry_b3vku_1469 h2{color:var(--study-text,var(--gtu-blue));margin:8px 0 16px;font-size:28px;line-height:1.3}._lexicalEntry_b3vku_1469 ._englishExample_b3vku_298{font-size:19px}._lexicalEntry_b3vku_1469>div>p:first-child{font-size:17px;font-weight:500}._lexicalEntry_b3vku_1469>div>p{font-size:14px;line-height:1.8}._speakingPractice_b3vku_1496{border-top:1px solid var(--gtu-line);margin-top:24px;padding-top:32px}._timeline_b3vku_326{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);align-items:center;gap:16px 24px;display:grid}._timeline_b3vku_326 figcaption{grid-column:1/-1}._timeline_b3vku_326 p{margin:0!important}._timeline_b3vku_326 ol{margin:20px 0}._package_b3vku_1[data-gtu-book=reading] ._bookContent_b3vku_186{border-color:var(--study-line-green,#d6e2df)}._package_b3vku_1[data-gtu-book=reading] ._lessonIcon_b3vku_209{background:var(--study-surface,#edf6f1);border-color:var(--study-line-green,#dcebe4);color:var(--study-text-green,#327960)}._package_b3vku_1[data-gtu-book=listening] ._lessonIcon_b3vku_209{background:var(--study-surface,#edf3fc)}._package_b3vku_1[data-gtu-book=speaking] ._lessonIcon_b3vku_209{background:var(--study-surface,#eef6f5);border-color:var(--study-line-green,#d6e8e2);color:var(--study-text-green,#327960)}@media (max-width:767px){._timeline_b3vku_326{display:block}._timeline_b3vku_326 p{margin:16px 0 28px!important}._lexicalEntry_b3vku_1469 h2{font-size:25px}}._chapter_b3vku_232 p,._lexicalEntry_b3vku_1469 p,._readingPassage_b3vku_372 p{color:var(--gtu-ink)}._englishExample_b3vku_298{color:var(--study-text,#173758)}._lessonText_b3vku_226 ._practicePrompt_b3vku_1552{color:var(--gtu-ink);max-width:78ch;margin:16px 0;font-size:16px;line-height:1.8}._lessonProgress_b3vku_162 progress::-webkit-progress-bar{background:var(--study-surface,#e0e7f1);border-radius:4px}._lessonProgress_b3vku_162 progress::-webkit-progress-value{background:var(--gtu-blue);border-radius:4px}._speakingPicture_b3vku_1568{width:100%;max-width:720px;margin:0 auto 24px}._speakingPicture_b3vku_1568 svg{border:1px solid var(--study-line,#dce6f1);border-radius:20px;width:100%;height:auto;display:block}._speakingPicture_b3vku_1568 figcaption{color:var(--study-muted,#586b81);margin-top:10px;font-size:12px;line-height:1.6}._sentenceCore_b3vku_1587{border:1px solid var(--study-line,#d9e5f5);background:var(--study-surface,#f4f8fe);border-radius:18px;margin:24px 0;padding:24px}._sentenceCore_b3vku_1587 figcaption{color:var(--gtu-muted);margin-bottom:16px;font-size:12px}._sentenceCore_b3vku_1587>p:first-of-type{flex-wrap:wrap;align-items:flex-end;gap:10px;font-size:19px;display:flex}._sentenceCore_b3vku_1587 span{background:var(--study-surface,#e2ecfa);border-radius:10px;flex-direction:column;padding:10px 12px;display:inline-flex}._sentenceCore_b3vku_1587 span:nth-child(2){background:var(--study-surface-warm,#f0e7d9)}._sentenceCore_b3vku_1587 span:nth-child(3){background:var(--study-surface-green,#dcefe8)}._sentenceCore_b3vku_1587 span:last-child{background:0 0;padding-left:0}._sentenceCore_b3vku_1587 small{color:var(--study-muted,#53677d);font-size:10px;line-height:1.5}._sentenceCore_b3vku_1587>p:last-child{margin:0;font-size:14px}._clauseAnalysis_b3vku_1632{margin:24px 0}._clauseAnalysis_b3vku_1632>div{border-top:1px solid var(--gtu-line);gap:16px;padding:20px 0;display:flex}._clauseAnalysis_b3vku_1632>div>span{color:var(--study-text,var(--gtu-blue));flex:0 0 30px;padding-top:8px;font-size:12px;font-weight:600}._clauseAnalysis_b3vku_1632 h3{margin:0 0 10px}._clauseAnalysis_b3vku_1632 p{font-size:14px}._clauseAnalysis_b3vku_1632 p[lang=en]{color:var(--study-text,#193b66);font-size:18px}._clauseAnalysis_b3vku_1632 mark{background:var(--study-surface,#e8eefb);color:inherit;border-radius:4px;padding:3px}._warmup_b3vku_1664{border-bottom:1px solid var(--gtu-line);padding:28px 0}._warmup_b3vku_1664 h2{margin:8px 0 12px;font-size:24px}._warmup_b3vku_1664 header p{color:var(--gtu-muted);font-size:14px}._warmup_b3vku_1664 ._question_b3vku_424 legend{float:none;margin:0}._warmupSentence_b3vku_1680{clear:both;margin:8px 0 16px;font-size:18px;line-height:1.8}._warmupChoices_b3vku_1686{flex-wrap:wrap;gap:12px;display:flex}._warmupChoices_b3vku_1686 label{border:1px solid var(--gtu-line);cursor:pointer;border-radius:12px;align-items:center;gap:10px;min-width:100px;min-height:48px;padding:10px 16px;display:flex}._warmupChoices_b3vku_1686 input{accent-color:var(--study-text,var(--gtu-blue))}._warmup_b3vku_1664>button{margin-top:20px}._inlineTeachingFeedback_b3vku_1708{background:var(--study-surface,#f0f6ff);border-radius:12px;margin-top:16px;padding:16px;font-size:14px;line-height:1.8}._inlineTeachingFeedback_b3vku_1708 strong{margin-right:5px}._labeledProgress_b3vku_1719{width:100%;min-width:0}._progressCaption_b3vku_1723{justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;font-size:12px;line-height:1.5;display:flex}._progressCaption_b3vku_1723 strong{font-variant-numeric:tabular-nums}._progressTrack_b3vku_1735{background:var(--study-surface,#dfe7f2);border-radius:4px;height:4px;overflow:hidden}._progressTrack_b3vku_1735>div{background:var(--gtu-blue);border-radius:inherit;height:100%}._optionVerdict_b3vku_1746{margin-top:4px;font-size:12px;font-weight:600;line-height:1.5;display:block}._answerFeedback_b3vku_509 p{white-space:pre-wrap;overflow-wrap:anywhere}._modulePills_b3vku_1029{scrollbar-width:none}._modulePills_b3vku_1029::-webkit-scrollbar{display:none}._previewScope_b3vku_1763{color:var(--gtu-muted);border-bottom:1px solid var(--gtu-line);margin:0 0 16px;padding:12px 0;font-size:12px;line-height:1.7}._emptyState_b3vku_1771{color:var(--gtu-muted);padding:20px 0;font-size:15px;line-height:1.8}._welcome_b3vku_891 ._nextStudySurface_b3vku_1778{border-radius:18px;padding:0;box-shadow:0 6px 18px #17304f06}._readingPassage_b3vku_372 p{max-width:78ch;margin:0}._readingPassage_b3vku_372 ._sourceBlock_b3vku_229{padding:0}._readingPassage_b3vku_372>div:last-child section{border-bottom:0}._programFooter_b3vku_980[data-preview] dl{grid-column:1/-1;justify-content:flex-start;gap:48px}._programFooter_b3vku_980[data-preview] dl>div:first-child{border:0;padding-left:0}._bookIntro_b3vku_1806{max-width:1296px;margin:24px auto;padding:0 24px}._lessonTitle_b3vku_189 h1{max-width:36ch;font-size:clamp(28px,3.5vw,42px)}._lessonLead_b3vku_1815{max-width:74ch;color:var(--gtu-muted);margin:16px 0 12px;line-height:1.7}._openLessonNote_b3vku_1821{border:1px solid var(--study-line,#d7e5f3);background:var(--study-surface,#f3f7fc);color:var(--study-muted,#315d7c);border-radius:8px;padding:6px 10px;font-size:12px;line-height:1.5;display:inline-flex}._chapterHeader_b3vku_1831{align-items:flex-start;gap:12px;margin-bottom:20px;display:flex}._chapterHeader_b3vku_1831 h2{margin:2px 0 0;font-size:22px;line-height:1.4}._chapterMarker_b3vku_1842{border:1px solid var(--study-line,#dbe6f1);background:var(--study-surface,#edf3fa);width:32px;height:32px;color:var(--study-muted,#365b88);border-radius:10px;flex:0 0 32px;place-items:center;display:grid}._chapter_b3vku_232[data-kind=goals]{background:linear-gradient(115deg, var(--study-surface,#fff), var(--study-surface,#f3f7fc))}._chapter_b3vku_232[data-kind=goals] ._chapterHeader_b3vku_1831 h2{color:var(--gtu-ink);font-size:19px}._chapter_b3vku_232[data-kind=goals] ul{gap:16px 24px}._chapter_b3vku_232[data-kind=goals] li{font-size:15px}._chapter_b3vku_232[data-kind=mistake]{background:var(--study-surface,#fffaf2);border:1px solid var(--study-line-warm,#edddc2)}._chapter_b3vku_232[data-kind=mistake] ._chapterMarker_b3vku_1842{color:var(--study-text-warm,#7b5928);background:var(--study-surface-warm,#fff1d8);border-color:var(--study-line-warm,#ebd8b6)}._chapter_b3vku_232[data-kind=recap]{border:1px solid var(--study-line,#d4e2ef)}._chapter_b3vku_232 p{max-width:76ch;line-height:1.8}._sourceBlock_b3vku_229:has(>._chapter_b3vku_232[data-kind=example]){border:1px solid var(--gtu-line);background:var(--gtu-paper);border-radius:20px;margin-bottom:16px;padding:0 24px}._sourceBlock_b3vku_229:has(>._chapter_b3vku_232[data-kind=example])>._chapter_b3vku_232{border:0;border-bottom:1px solid var(--gtu-line);background:0 0;border-radius:0;margin:0;padding:24px 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