@font-face{font-family:RootusEduHan;src:url(/edu-brand/rootus-han-regular.woff2)format("woff2");font-weight:400;font-display:swap}@font-face{font-family:RootusEduHan;src:url(/edu-brand/rootus-han-medium.woff2)format("woff2");font-weight:500 900;font-display:swap}._shell_14kgj_4{--ink:#14213d;--navy:#0f1b33;--accent:#0f1b33;--accent-deep:#1a2a4d;--muted:#5a6479;--border:#dde1ea;--paper:#fff;--bg:#fff;--soft:#f4f2ee;--gold:#0f1b33;--font-sans:var(--font);color:var(--ink);font:400 16px/1.65 var(--font);letter-spacing:-.01em;overflow-wrap:anywhere;background:#fff;min-height:100vh}._shell_14kgj_4 *{box-sizing:border-box}._shell_14kgj_4 h1,._shell_14kgj_4 h2,._shell_14kgj_4 h3{letter-spacing:-.025em;font-family:inherit;font-weight:600}._shell_14kgj_4 button,._shell_14kgj_4 input,._shell_14kgj_4 textarea,._shell_14kgj_4 select{font:inherit}:is(._shell_14kgj_4 a:focus-visible,._shell_14kgj_4 button:focus-visible,._shell_14kgj_4 summary:focus-visible){outline:3px solid var(--accent);outline-offset:4px}._header_14kgj_4{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:24px;max-width:1280px;margin:auto;padding:28px 36px;display:flex}._brand_14kgj_4{color:var(--ink);align-items:center;gap:24px;text-decoration:none;display:flex}._brand_14kgj_4 img{width:158px;height:auto}._brand_14kgj_4 span{font-size:11px;line-height:1.6}._header_14kgj_4 nav{gap:28px;font-size:14px;display:flex}._header_14kgj_4 nav a{color:var(--ink);padding:12px 0;text-decoration:none}._header_14kgj_4 nav a:first-child{border-bottom:1px solid var(--ink)}._preview_14kgj_4{text-align:center;color:var(--muted);background:var(--soft);padding:8px;font-size:12px}._dashboard_14kgj_4{max-width:1208px;margin:auto;padding:60px 36px 80px}._intro_14kgj_4{justify-content:space-between;align-items:flex-end;gap:32px;padding-bottom:44px;display:flex}._kicker_14kgj_4{letter-spacing:.07em;color:var(--muted);font-size:12px}._intro_14kgj_4 h1{margin:15px 0 18px;font-size:44px;font-weight:400;line-height:1.5}._intro_14kgj_4 p{color:var(--muted);margin:0;line-height:1.85}._recordCount_14kgj_4{border-left:1px solid var(--border);padding-left:30px;font-size:13px}._recordCount_14kgj_4>span{color:var(--muted)}._recordCount_14kgj_4 p{margin:10px 0 12px}._recordCount_14kgj_4 b{color:var(--ink);font-size:26px;font-weight:500}._recordCount_14kgj_4 i{color:var(--border);margin:0 14px;font-style:normal}._recordCount_14kgj_4 a{color:var(--ink);text-underline-offset:6px}._studyGrid_14kgj_4{border-block:1px solid var(--border);grid-template-columns:1.35fr 1fr;gap:42px;padding-block:32px 50px;display:grid}._current_14kgj_4{padding:12px 0}._current_14kgj_4 h2{margin:8px 0 16px;font-size:29px;line-height:1.5}._current_14kgj_4>p{color:var(--muted);font-size:14px}._current_14kgj_4 ._status_14kgj_4{color:var(--accent);margin:25px 0 7px;font-size:14px;font-weight:500}._primary_14kgj_4{background:var(--ink);color:#fff;justify-content:space-between;align-items:center;gap:24px;max-width:500px;min-height:52px;margin-top:30px;padding:15px 22px;text-decoration:none;display:flex}._process_14kgj_4{background:var(--soft);padding:24px 28px}._process_14kgj_4 ol{margin:18px 0 0;padding:0;list-style:none}._process_14kgj_4 li{border-top:1px solid var(--border);gap:24px;padding:17px 0;display:flex}._process_14kgj_4 li:last-child{padding-bottom:0}._process_14kgj_4 li>b{color:var(--muted);font-size:13px;font-weight:400}._process_14kgj_4 strong{font-size:16px;font-weight:500}._process_14kgj_4 p{color:var(--muted);margin:3px 0;font-size:13px}._assignments_14kgj_4{margin-top:48px}._sectionHead_14kgj_4{justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px;display:flex}._sectionHead_14kgj_4 h2{margin:6px 0 0;font-size:26px}._sectionHead_14kgj_4>span{color:var(--muted);font-size:13px}._assignment_14kgj_4{border-top:1px solid var(--border);color:var(--ink);grid-template-columns:36px minmax(0,1fr) minmax(160px,230px) 18px;align-items:center;gap:22px;padding:24px 0;text-decoration:none;display:grid}._assignment_14kgj_4:hover{background:var(--soft)}._assignment_14kgj_4:last-child{border-bottom:1px solid var(--border)}._assignment_14kgj_4 h3{margin:3px 0 6px;font-size:19px;line-height:1.6}._assignment_14kgj_4 small,._assignment_14kgj_4 p{color:var(--muted);margin:0;font-size:13px}._index_14kgj_4{color:var(--muted);align-self:start;padding-top:3px;font-size:13px}._rowState_14kgj_4{text-align:right}._rowState_14kgj_4 strong,._rowState_14kgj_4 small{display:block}._rowState_14kgj_4 strong{color:var(--accent);font-size:14px;font-weight:500}._classes_14kgj_4{margin-top:56px}._classes_14kgj_4>a{border-top:1px solid var(--border);color:var(--ink);justify-content:space-between;align-items:center;gap:24px;padding:22px 0;text-decoration:none;display:flex}._classes_14kgj_4 h3{margin:0;font-size:18px}._classes_14kgj_4 span,._empty_14kgj_4{color:var(--muted);font-size:14px}._footer_14kgj_4{border-top:1px solid var(--border);max-width:1208px;color:var(--muted);margin:auto;padding:35px 36px 50px;font-size:13px}._footer_14kgj_4>a{color:var(--ink);letter-spacing:.08em;font-size:20px;text-decoration:none}._footer_14kgj_4 p{margin:8px 0 20px}._footer_14kgj_4 nav{flex-wrap:wrap;gap:24px;display:flex}._footer_14kgj_4 nav a{color:var(--muted)}._shell_14kgj_4 .page-head{background:var(--paper);color:var(--ink);border-bottom:1px solid var(--border);padding:42px 0}._shell_14kgj_4 .section{padding:36px 0}._shell_14kgj_4 .card{background:var(--paper);border:1px solid var(--border);box-shadow:none;border-radius:0}._shell_14kgj_4 .button.primary{background:var(--ink);color:#fff;border-color:var(--ink);border-radius:0;min-height:46px}._shell_14kgj_4 .button.secondary{background:var(--paper);color:var(--ink);border-color:var(--border);border-radius:0;min-height:46px}._shell_14kgj_4 .tag.yellow{background:var(--soft);color:var(--ink)}._shell_14kgj_4 .shell{max-width:1208px}._shell_14kgj_4 .page-head h1{font-size:34px;font-weight:600}._shell_14kgj_4 .correction-replay-list{margin-top:24px}._shell_14kgj_4 .revision-review{border-radius:0}._shell_14kgj_4 .two-col{gap:32px}._shell_14kgj_4 .summary-card{background:var(--soft);color:var(--ink)}@media (max-width:760px){._header_14kgj_4{flex-wrap:wrap;gap:16px;padding:18px 22px}._brand_14kgj_4 img{width:138px}._brand_14kgj_4 span{font-size:10px}._header_14kgj_4 nav{justify-content:space-between;gap:16px;width:100%;font-size:14px}._dashboard_14kgj_4{padding:34px 22px 50px}._intro_14kgj_4{padding-bottom:30px;display:block}._intro_14kgj_4 h1{font-size:32px}._intro_14kgj_4>div>p{font-size:16px}._recordCount_14kgj_4{border-left:0;border-top:1px solid var(--border);margin-top:25px;padding:20px 0 0}._studyGrid_14kgj_4{grid-template-columns:1fr;gap:28px;padding:24px 0 32px}._current_14kgj_4 h2{font-size:24px}._process_14kgj_4{padding:22px}._primary_14kgj_4{padding:14px 18px;font-size:15px}._assignments_14kgj_4{margin-top:32px}._sectionHead_14kgj_4 h2{font-size:24px}._assignment_14kgj_4{grid-template-columns:25px minmax(0,1fr) 16px;gap:13px;padding:21px 0}._assignment_14kgj_4 h3{font-size:18px}._rowState_14kgj_4{text-align:left;grid-area:2/2}._assignment_14kgj_4>span:last-child{grid-area:1/3}._classes_14kgj_4>a{display:block}._classes_14kgj_4 span{margin-top:8px;display:block}._footer_14kgj_4{padding:28px 22px 40px}._shell_14kgj_4 .page-head h1{font-size:27px}._shell_14kgj_4 .two-col{display:block}._shell_14kgj_4 .two-col>aside{margin-top:24px}}._courseTabs_14kgj_8{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:26px;display:flex}._courseTabs_14kgj_8 a{color:var(--muted);padding:14px 0;font-size:15px;text-decoration:none;display:block}._courseTabs_14kgj_8 a[aria-current=page]{color:var(--ink);border-bottom:2px solid var(--ink)}._shell_14kgj_4 .assignment-layout{grid-template-columns:minmax(0,1.25fr) minmax(320px,.85fr);gap:42px;display:grid}._shell_14kgj_4 .answer-compose{background:#fff;border-radius:0}._shell_14kgj_4 .page-head .button{font-size:14px}._shell_14kgj_4 .page-head .lead{color:var(--muted);font-size:14px}@media (max-width:760px){._shell_14kgj_4 .assignment-layout{flex-direction:column;gap:24px;display:flex}._courseTabs_14kgj_8{gap:18px}._courseTabs_14kgj_8 a{font-size:14px}}._shell_14kgj_4 .login-app-guide,._shell_14kgj_4 .edu-login-note{background:var(--soft);color:var(--ink);border:1px solid var(--border);border-radius:0;padding:28px}._shell_14kgj_4 .edu-login-note h2{font-size:28px;line-height:1.5}._shell_14kgj_4 .edu-login-note p{font-size:15px}._shell_14kgj_4 .login-app-guide h2,._shell_14kgj_4 .login-app-guide p{color:var(--ink)}._shell_14kgj_4 .app-store-button{background:var(--paper);color:var(--ink);border-radius:0}._shell_14kgj_4 .tag{border-radius:0}._recordCount_14kgj_4 b{font-family:inherit}@media (max-width:760px){._header_14kgj_4{gap:8px;padding:12px 20px}._brand_14kgj_4 img{width:128px}._header_14kgj_4 nav a{padding:8px 0}._dashboard_14kgj_4{padding:24px 20px 44px}._intro_14kgj_4{padding-bottom:22px}._intro_14kgj_4 h1{margin:10px 0 12px;font-size:28px;line-height:1.4}._intro_14kgj_4>div>p{font-size:14px;line-height:1.6}._recordCount_14kgj_4{flex-wrap:wrap;align-items:center;gap:0 18px;margin-top:18px;padding:12px 0 0;display:flex}._recordCount_14kgj_4>span{width:100%;font-size:12px}._recordCount_14kgj_4 p{margin:4px 0}._recordCount_14kgj_4 b{font-size:22px}._recordCount_14kgj_4 a{font-size:12px}._current_14kgj_4{padding:0}._current_14kgj_4 ._status_14kgj_4{margin-top:18px}._current_14kgj_4 h2{margin-bottom:12px;font-size:23px}._primary_14kgj_4{margin-top:20px}._process_14kgj_4{padding:20px}._process_14kgj_4 li{padding:12px 0}._shell_14kgj_4 .page-head .shell{padding-inline:20px}}._upcoming_14kgj_11{border-bottom:1px solid var(--border);margin-bottom:36px;padding-bottom:26px}._upcoming_14kgj_11 ._sectionHead_14kgj_4 h2{font-size:20px}._appointment_14kgj_11{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:24px;padding-block:16px;display:flex}._appointment_14kgj_11 h3{margin:4px 0;font-size:19px}._appointment_14kgj_11 span,._appointment_14kgj_11 p{color:var(--muted);font-size:14px}._appointment_14kgj_11 ._primary_14kgj_4{min-width:170px;margin:0}._shell_14kgj_4 .wf-badge.good,._shell_14kgj_4 .revision-items .r-yes .r-mark{color:var(--accent);border-color:var(--border);background:var(--soft);border-radius:0}._shell_14kgj_4 .revision-next{background:var(--soft);color:var(--ink)}@media (max-width:760px){._upcoming_14kgj_11{margin-bottom:24px}._upcoming_14kgj_11 ._sectionHead_14kgj_4{display:block}._upcoming_14kgj_11 ._sectionHead_14kgj_4>form{margin-top:12px}._appointment_14kgj_11{display:block}._appointment_14kgj_11 ._primary_14kgj_4{max-width:none;margin-top:12px}}._supplementaryIntro_14kgj_13{color:var(--muted);max-width:680px;font-size:17px;line-height:1.85}._supplementaryNote_14kgj_13{color:var(--accent);margin:16px 0 24px;font-size:13px}._schoolFilters_14kgj_13{flex-wrap:wrap;gap:8px 18px;padding:12px 0 24px;display:flex}._schoolFilters_14kgj_13 button{cursor:pointer;color:var(--muted);background:0 0;border:0;border-bottom:2px solid #0000;min-height:44px;padding:10px 2px}._schoolFilters_14kgj_13 button[aria-pressed=true]{border-color:var(--ink);color:var(--ink)}._schoolFilters_14kgj_13 span{color:var(--muted);margin-left:5px;font-size:12px}._supplementaryLayout_14kgj_13{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:36px;display:grid}._supplementaryLayout_14kgj_13 h2{font-size:24px}._supplementaryLayout_14kgj_13 aside{min-width:0}._supplementaryLayout_14kgj_13 details summary{cursor:pointer;align-items:center;min-height:44px;display:flex}._supplementaryLayout_14kgj_13 .answer-compose{padding:24px}._supplementaryLayout_14kgj_13 .photo-actions{flex-wrap:wrap}@media (max-width:760px){._supplementaryLayout_14kgj_13{flex-direction:column;gap:28px;display:flex}._supplementaryIntro_14kgj_13{font-size:15px}._schoolFilters_14kgj_13{gap:4px 16px}._schoolFilters_14kgj_13 button{font-size:14px}._supplementaryLayout_14kgj_13 .answer-compose{padding:20px}}._videoActions_14kgj_15{flex-wrap:wrap;align-items:center;gap:12px;margin:0 0 26px;display:flex}._videoActions_14kgj_15 p{color:var(--muted);flex-basis:100%;margin:0;font-size:14px}._shell_14kgj_4 .video-set,._shell_14kgj_4 .video-set>summary{background:var(--paper);border-color:var(--border);border-radius:0}._shell_14kgj_4 .video-set>summary{background:var(--soft)}._steps_14kgj_17{border-block:1px solid var(--border);color:var(--muted);flex-wrap:wrap;gap:24px;margin:24px 0 36px;padding:20px 0;font-size:14px;list-style:none;display:flex}._weekControls_14kgj_17{justify-content:space-between;align-items:center;gap:12px;margin:32px 0 20px;display:flex}._weekControls_14kgj_17 a{min-height:44px;padding:12px 4px;font-size:14px}._weekGrid_14kgj_17{border-top:2px solid var(--ink);border-bottom:1px solid var(--border);grid-template-columns:repeat(5,minmax(0,1fr));display:grid}._dayColumn_14kgj_17{border-right:1px solid var(--border);min-width:0;padding:18px}._dayColumn_14kgj_17:last-child{border:0}._dayColumn_14kgj_17 header{border-bottom:1px solid var(--border);justify-content:space-between;gap:8px;padding-bottom:18px;display:flex}._dayColumn_14kgj_17 header strong{font-size:22px}._dayColumn_14kgj_17 header span{color:var(--muted);align-self:center;font-size:12px}._dayColumn_14kgj_17 a{overflow-wrap:anywhere;padding:20px 0;display:block}._dayColumn_14kgj_17 h3{margin:10px 0;font-size:18px;line-height:1.55}._dayColumn_14kgj_17 small,._dayColumn_14kgj_17 p{color:var(--muted);font-size:12px;line-height:1.65}._dayColumn_14kgj_17 a>span{margin-top:20px;font-size:13px;font-weight:700;display:block}._dayEmpty_14kgj_17{min-height:120px;padding-top:24px}._quiz_14kgj_17{max-width:960px;margin:36px auto}._quiz_14kgj_17 h1{letter-spacing:-.04em;font-size:clamp(28px,4vw,44px)}._quizCard_14kgj_17{border-block:1px solid var(--border);background:var(--paper);margin-top:24px;padding:36px 0}._quizCard_14kgj_17 h2{letter-spacing:-.035em;font-size:26px}._quizCard_14kgj_17>p{color:var(--muted);line-height:1.8}._quizTimer_14kgj_17{text-align:center;min-width:90px}._quizTimer_14kgj_17 strong{font-variant-numeric:tabular-nums;font-size:44px;line-height:1;display:block}._quizTimer_14kgj_17 span{color:var(--muted);font-size:12px}._memoryText_14kgj_17{white-space:pre-wrap;letter-spacing:-.025em;margin:24px 0 36px;font-size:clamp(18px,2.1vw,24px);line-height:2.1}._quizModes_14kgj_17{grid-template-columns:1fr 1fr;gap:20px;margin:28px 0;display:grid}._quizModes_14kgj_17 button{background:var(--soft);border:1px solid var(--border);text-align:left;color:var(--ink);cursor:pointer;min-height:160px;padding:32px}._quizModes_14kgj_17 strong{margin-bottom:16px;font-size:24px;display:block}._quizModes_14kgj_17 span{font-size:15px;line-height:1.8;display:block}._quizModes_14kgj_17 button:hover{border-color:var(--ink)}._quizBlank_14kgj_17{gap:12px;margin:24px 0;font-size:18px;line-height:1.8;display:grid}._quizBlank_14kgj_17 input{font:inherit;border:1px solid var(--border);background:var(--soft);color:var(--ink);max-width:100%;padding:14px;font-size:16px}._quizSlots_14kgj_17{gap:10px;padding:0;list-style:none;display:grid}._quizSlots_14kgj_17 button{text-align:left;background:var(--paper);border:1px solid var(--border);cursor:pointer;width:100%;color:var(--ink);font:inherit;padding:20px}._quizSlots_14kgj_17 button[aria-pressed=true]{border:2px solid var(--ink);background:var(--soft);padding:19px}._quizSlots_14kgj_17 strong{font-size:16px;font-weight:500;line-height:1.8;display:block}._quizSlots_14kgj_17 span{color:var(--accent);margin-top:8px;font-size:14px;display:block}._quizBank_14kgj_17{flex-wrap:wrap;gap:10px;padding:20px 0;display:flex}._quizBank_14kgj_17 button{background:var(--soft);color:var(--ink);border:1px solid var(--border);cursor:pointer;min-height:44px;font:inherit;padding:12px 18px}._quizBank_14kgj_17 button[aria-pressed=true]{background:var(--ink);color:var(--paper)}._quizResult_14kgj_17{grid-template-columns:repeat(3,1fr);gap:24px;margin:30px 0 40px;display:grid}._quizResult_14kgj_17 strong{letter-spacing:-.05em;font-size:clamp(24px,4vw,44px);display:block}._quizResult_14kgj_17 span{color:var(--muted);margin-top:12px;font-size:13px;display:block}._quizReview_14kgj_17{border-bottom:1px solid var(--border);padding:20px 0}._quizReview_14kgj_17 p{font-size:15px;line-height:1.75}._quiz_14kgj_17 button:disabled{opacity:.55;cursor:default}:is(._quiz_14kgj_17 button:focus-visible,._weekControls_14kgj_17 a:focus-visible){outline:3px solid var(--accent);outline-offset:4px}@media (max-width:900px){._weekGrid_14kgj_17{grid-template-columns:1fr}._dayColumn_14kgj_17{border-right:0;border-bottom:1px solid var(--border);padding:20px 4px}._dayColumn_14kgj_17 header{border:0;justify-content:flex-start;gap:20px;padding:0}._dayColumn_14kgj_17 a{padding:12px 0}._dayEmpty_14kgj_17{min-height:0;padding:0}._quizModes_14kgj_17{grid-template-columns:1fr}._quizModes_14kgj_17 button{min-height:130px;padding:24px}._quizResult_14kgj_17{gap:12px}._quizCard_14kgj_17{padding-top:24px}._quizSlots_14kgj_17 button{padding:16px}._quizSlots_14kgj_17 button[aria-pressed=true]{padding:15px}._quiz_14kgj_17{margin-top:26px}._steps_14kgj_17{gap:14px;font-size:12px}}._header_14kgj_4 nav._accountNav_14kgj_19{flex-wrap:wrap;align-items:center;gap:12px}._header_14kgj_4 nav._accountNav_14kgj_19 form{margin:0}._header_14kgj_4 nav._accountNav_14kgj_19 ._accountButton_14kgj_19,._header_14kgj_4 nav._accountNav_14kgj_19 ._accountPrimary_14kgj_19{border:1px solid var(--ink);white-space:nowrap;cursor:pointer;border-radius:6px;justify-content:center;align-items:center;min-height:46px;padding:10px 18px;font-size:14px;font-weight:500;text-decoration:none;display:inline-flex}._header_14kgj_4 nav._accountNav_14kgj_19 ._accountButton_14kgj_19{background:var(--paper);color:var(--ink)}._header_14kgj_4 nav._accountNav_14kgj_19 ._accountPrimary_14kgj_19{background:var(--ink);color:var(--paper)}@media (max-width:760px){._header_14kgj_4 nav._accountNav_14kgj_19{justify-content:flex-start;gap:10px}._header_14kgj_4 nav._accountNav_14kgj_19 ._accountPrimary_14kgj_19,._header_14kgj_4 nav._accountNav_14kgj_19 ._accountButton_14kgj_19{padding-inline:16px}._header_14kgj_4 nav._accountNav_14kgj_19>a:last-child{margin-left:auto}}._shell_14kgj_4 .rhts-essay-work{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);align-items:start;gap:32px;display:grid}._shell_14kgj_4 .rhts-essay-work>section{min-width:0}._shell_14kgj_4 .rhts-essay-work .daily-passage-paragraphs{font-size:16px;line-height:1.95}._shell_14kgj_4 .daily-explanation{padding:28px}._shell_14kgj_4 .rhts-essay-work textarea{box-sizing:border-box;width:100%;min-height:140px}@media (max-width:760px){._shell_14kgj_4 .rhts-essay-work{grid-template-columns:1fr;gap:24px}._shell_14kgj_4 .rhts-essay-work .daily-passage-paragraphs{font-size:15px;line-height:1.85}._shell_14kgj_4 .daily-explanation{padding:20px}._shell_14kgj_4 .daily-explanation p,._shell_14kgj_4 .daily-explanation li{font-size:15px}}._shell_14kgj_4 .site-footer{color:var(--muted);border-top:1px solid var(--border);background:#fff;margin-top:0;padding:44px 0 32px}._shell_14kgj_4 .site-footer strong,._shell_14kgj_4 .site-footer a,._shell_14kgj_4 .footer-links a:hover{color:var(--ink)}._shell_14kgj_4 .site-footer .copyright{color:var(--muted);border-top-color:var(--border)}._shell_14kgj_4 .form{border:1px solid var(--border);box-shadow:none;background:var(--paper);border-radius:2px}._shell_14kgj_4 .form label{color:var(--ink);font-weight:600}._shell_14kgj_4 .form input,._shell_14kgj_4 .form textarea,._shell_14kgj_4 .form select{border:1px solid var(--border);box-shadow:none;color:var(--ink);background:#fff;border-radius:2px}._shell_14kgj_4 .form input:focus,._shell_14kgj_4 .form textarea:focus,._shell_14kgj_4 .form select:focus{outline:2px solid var(--ink);outline-offset:2px;border-color:var(--ink)}._shell_14kgj_4 .form .button,._shell_14kgj_4 .login-submit{min-height:52px;box-shadow:none;border-radius:2px;font-weight:600}._shell_14kgj_4 .form .notice{border-radius:2px}._shell_14kgj_4 .form .small a{color:var(--ink);text-underline-offset:4px;text-decoration:underline}@media (max-width:640px){._shell_14kgj_4 .form{padding:20px}._shell_14kgj_4 .site-footer{padding:32px 0 24px}}._shell_14kgj_4 .edu-login-note>span{letter-spacing:.18em;text-transform:uppercase;color:#3a4a70;margin-bottom:10px;font-size:11px;font-weight:500;display:block}._problemFile_14kgj_42{flex-wrap:wrap;gap:10px;margin:22px 0 8px;display:flex}._problemFile_14kgj_42 .button{white-space:normal;text-align:center;overflow-wrap:anywhere;line-height:1.5}._solutionVideo_14kgj_42{border-block:1px solid var(--border);color:var(--ink);justify-content:space-between;align-items:center;gap:16px;padding:20px 0;text-decoration:none;display:flex}._solutionVideo_14kgj_42+._solutionVideo_14kgj_42{border-top:0}._solutionVideo_14kgj_42:hover{background:var(--soft)}._solutionVideo_14kgj_42>div{flex:1;min-width:0}._solutionVideo_14kgj_42 h3{margin:0 0 4px;font-size:18px;line-height:1.5}._solutionVideo_14kgj_42 p{color:var(--muted);margin:0;font-size:13px}._solutionVideo_14kgj_42>span{white-space:nowrap;flex:none;font-size:14px;font-weight:600}._solutionLocked_14kgj_42{background:var(--soft);padding:20px 22px}._solutionLocked_14kgj_42 strong{color:var(--ink);margin-bottom:6px;font-size:16px;display:block}._solutionLocked_14kgj_42 p{color:var(--muted);margin:0;font-size:14px}._lectureNav_14kgj_44{justify-content:space-between;align-items:center;gap:12px;margin-top:18px;display:flex}@media (max-width:640px){._problemFile_14kgj_42{flex-direction:column}._problemFile_14kgj_42 .button{width:100%;display:flex}._lectureNav_14kgj_44{flex-direction:column;align-items:stretch}._lectureNav_14kgj_44>span{display:none}._lectureNav_14kgj_44 .button{width:100%;display:flex}}