.MobileActionBar-module-scss-module__cMgF_q__bar{display:none}@media (max-width:1024px){.MobileActionBar-module-scss-module__cMgF_q__bar{z-index:1500;width:100%;padding:1rem 2.4rem;padding-bottom:calc(1rem + env(safe-area-inset-bottom,0px));background-color:var(--background);border-top:1px solid var(--grayLv2);align-items:center;gap:1.6rem;display:flex;position:fixed;bottom:0;left:0;right:0}}.MobileActionBar-module-scss-module__cMgF_q__label{color:var(--surface);white-space:nowrap;flex:none;font-size:1.8rem;font-weight:700;line-height:2.4rem}.MobileActionBar-module-scss-module__cMgF_q__action{flex:1;justify-content:flex-end;display:flex}.MobileActionBar-module-scss-module__cMgF_q__action>a,.MobileActionBar-module-scss-module__cMgF_q__action>button{width:auto;min-width:16rem}@media (max-width:480px){.MobileActionBar-module-scss-module__cMgF_q__action>a,.MobileActionBar-module-scss-module__cMgF_q__action>button{flex:1;min-width:0}}.MobileActionBar-module-scss-module__cMgF_q__spacer{display:none}@media (max-width:1024px){.MobileActionBar-module-scss-module__cMgF_q__spacer{height:7rem;display:block}}
.SectionNav-module-scss-module__7cPI9q__nav{z-index:1000;background:var(--background);border-bottom:1px solid var(--grayLv2);position:sticky;top:7rem}@media (max-width:768px){.SectionNav-module-scss-module__7cPI9q__nav{top:5.6rem}}@media (max-width:480px){.SectionNav-module-scss-module__7cPI9q__nav{width:100vw;margin-left:calc(50% - 50vw)}}.SectionNav-module-scss-module__7cPI9q__nav ul{scrollbar-width:none;justify-content:center;align-items:center;gap:4rem;padding:1.6rem 1.4rem;display:flex;overflow-x:auto}.SectionNav-module-scss-module__7cPI9q__nav ul::-webkit-scrollbar{display:none}@media (max-width:480px){.SectionNav-module-scss-module__7cPI9q__nav ul{justify-content:flex-start;gap:2rem;padding:1.2rem 1.6rem}}.SectionNav-module-scss-module__7cPI9q__nav li{color:var(--grayLv3A11y);white-space:nowrap;font-size:1.6rem;font-weight:500;line-height:2.2rem}@media (max-width:480px){.SectionNav-module-scss-module__7cPI9q__nav ul{padding-top:0;padding-bottom:0}.SectionNav-module-scss-module__7cPI9q__nav li button{padding:1.2rem 0}}.SectionNav-module-scss-module__7cPI9q__nav .SectionNav-module-scss-module__7cPI9q__active{color:var(--surface);font-size:1.6rem;font-weight:600;line-height:2.2rem}
.StudyBoost-module-scss-module__ELMGUa__head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:1.2rem 2rem;margin-bottom:2rem;display:flex}.StudyBoost-module-scss-module__ELMGUa__headText{flex-direction:column;gap:.6rem;min-width:0;display:flex}.StudyBoost-module-scss-module__ELMGUa__headActions{gap:.8rem;display:flex}.StudyBoost-module-scss-module__ELMGUa__headActions>*{width:auto}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__headActions{width:100%}.StudyBoost-module-scss-module__ELMGUa__headActions>*{flex:1}}.StudyBoost-module-scss-module__ELMGUa__subTitle{color:var(--surface);margin:3.2rem 0 1.2rem;font-size:1.6rem;font-weight:700;line-height:2.2rem}.StudyBoost-module-scss-module__ELMGUa__offer{border:1px solid var(--grayLv2);border-radius:1.2rem;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:2.4rem;padding:2.4rem;display:grid}@media (max-width:768px){.StudyBoost-module-scss-module__ELMGUa__offer{grid-template-columns:minmax(0,1fr);align-items:stretch;gap:2rem}}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__offer{padding:2rem 1.6rem}}.StudyBoost-module-scss-module__ELMGUa__offerMain{flex-direction:column;gap:.8rem;min-width:0;display:flex}.StudyBoost-module-scss-module__ELMGUa__eyebrow{color:var(--grayLv4);word-break:keep-all;font-size:1.4rem;font-weight:500;line-height:2rem}.StudyBoost-module-scss-module__ELMGUa__price{color:var(--surface);font-variant-numeric:tabular-nums;flex-wrap:wrap;align-items:baseline;gap:.4rem .8rem;font-size:clamp(2.4rem,.91954vw + 2.10575rem,3.2rem);font-weight:700;line-height:1.25;display:flex}.StudyBoost-module-scss-module__ELMGUa__priceUnit{color:var(--grayLv3A11y);font-size:1.4rem;font-weight:400;line-height:2rem}.StudyBoost-module-scss-module__ELMGUa__estimate{color:var(--grayLv4);font-variant-numeric:tabular-nums;word-break:keep-all;font-size:1.6rem;font-weight:400;line-height:2.2rem}.StudyBoost-module-scss-module__ELMGUa__estimate strong{color:var(--surface);font-size:1.6rem;font-weight:700;line-height:2.2rem}.StudyBoost-module-scss-module__ELMGUa__offerActions{flex-direction:column;gap:.8rem;min-width:18rem;display:flex}@media (max-width:768px){.StudyBoost-module-scss-module__ELMGUa__offerActions{flex-direction:row;min-width:0}.StudyBoost-module-scss-module__ELMGUa__offerActions>*{width:auto}}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__offerActions{flex-direction:column}.StudyBoost-module-scss-module__ELMGUa__offerActions>*{width:100%}}.StudyBoost-module-scss-module__ELMGUa__compare{border:1px solid var(--grayLv2);border-radius:1.2rem;flex-direction:column;display:flex;overflow:hidden}.StudyBoost-module-scss-module__ELMGUa__compareRow{color:var(--surface);border-top:1px solid var(--grayLv1);word-break:keep-all;grid-template-columns:13rem minmax(0,1fr) minmax(0,1.2fr);gap:1.6rem;padding:1.2rem 2rem;font-size:1.4rem;font-weight:400;line-height:1.6;display:grid}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__compareRow{grid-template-columns:minmax(0,1fr);gap:.4rem;padding:1.2rem 1.6rem}}.StudyBoost-module-scss-module__ELMGUa__compareHead{color:var(--grayLv4);background:var(--grayLv1);border-top:0;font-size:1.2rem;font-weight:600;line-height:1.6rem}.StudyBoost-module-scss-module__ELMGUa__compareHead span{align-items:center;gap:.4rem;display:inline-flex}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__compareHead{display:none}}.StudyBoost-module-scss-module__ELMGUa__compareLabel{color:var(--grayLv4);font-size:1.4rem;font-weight:500;line-height:2rem}.StudyBoost-module-scss-module__ELMGUa__compareFree{color:var(--grayLv3A11y)}.StudyBoost-module-scss-module__ELMGUa__compareBoost{color:var(--surface);font-size:1.4rem;font-weight:700;line-height:1.6}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__compareLabel{color:var(--surface);margin-bottom:.2rem;font-size:1.4rem;font-weight:700;line-height:2rem}.StudyBoost-module-scss-module__ELMGUa__compareFree,.StudyBoost-module-scss-module__ELMGUa__compareBoost{grid-template-columns:4.8rem minmax(0,1fr);gap:.8rem;display:grid}.StudyBoost-module-scss-module__ELMGUa__compareFree:before,.StudyBoost-module-scss-module__ELMGUa__compareBoost:before{color:var(--grayLv3A11y);content:attr(data-label);padding-top:.2rem;font-size:1.2rem;font-weight:500;line-height:1.6rem}}.StudyBoost-module-scss-module__ELMGUa__club{background:var(--grayLv1);border-radius:1.2rem;justify-content:space-between;align-items:center;gap:1.6rem 2.4rem;margin-top:3.2rem;padding:2rem 2.4rem;display:flex}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__club{flex-direction:column;align-items:stretch;padding:2rem 1.6rem}}.StudyBoost-module-scss-module__ELMGUa__clubText{flex-direction:column;gap:.4rem;min-width:0;display:flex}.StudyBoost-module-scss-module__ELMGUa__clubTitle{color:var(--surface);align-items:center;gap:.6rem;font-size:1.6rem;font-weight:700;line-height:2.2rem;display:flex}.StudyBoost-module-scss-module__ELMGUa__clubButton{flex-shrink:0;width:auto}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__clubButton{width:100%}}.StudyBoost-module-scss-module__ELMGUa__footnote{color:var(--grayLv3A11y);word-break:keep-all;margin-top:1.6rem;font-size:1.2rem;font-weight:400;line-height:1.6}.StudyBoost-module-scss-module__ELMGUa__footnote a{color:var(--grayLv4);text-decoration:underline}.StudyBoost-module-scss-module__ELMGUa__stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem;display:grid}@media (max-width:768px){.StudyBoost-module-scss-module__ELMGUa__stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}}.StudyBoost-module-scss-module__ELMGUa__statsTwo{grid-template-columns:repeat(2,minmax(0,1fr))}@media (max-width:768px){.StudyBoost-module-scss-module__ELMGUa__statWide{grid-column:1/-1}}.StudyBoost-module-scss-module__ELMGUa__stat{border:1px solid var(--grayLv2);border-radius:1.2rem;flex-direction:column;gap:.8rem;min-width:0;padding:2rem;display:flex}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__stat{gap:.6rem;padding:1.4rem}}.StudyBoost-module-scss-module__ELMGUa__statLabel{color:var(--grayLv4);font-size:1.4rem;font-weight:500;line-height:2rem}.StudyBoost-module-scss-module__ELMGUa__statValue{color:var(--surface);font-variant-numeric:tabular-nums;font-size:2.4rem;font-weight:700;line-height:1.3}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__statValue{font-size:2rem}}.StudyBoost-module-scss-module__ELMGUa__statValueText{color:var(--surface);word-break:keep-all;font-size:1.8rem;font-weight:700;line-height:1.6}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__statValueText{font-size:1.6rem}}.StudyBoost-module-scss-module__ELMGUa__statOf{color:var(--grayLv3A11y);font-size:1.6rem;font-weight:500;line-height:2.2rem}.StudyBoost-module-scss-module__ELMGUa__statSub{color:var(--grayLv3A11y);font-variant-numeric:tabular-nums;word-break:keep-all;font-size:1.4rem;font-weight:400;line-height:2rem}.StudyBoost-module-scss-module__ELMGUa__meter{background:var(--grayLv1);border-radius:99rem;height:.6rem;display:block;overflow:hidden}.StudyBoost-module-scss-module__ELMGUa__meterFill{border-radius:inherit;background:var(--primary);height:100%;display:block}.StudyBoost-module-scss-module__ELMGUa__callout{justify-content:space-between;align-items:center;gap:1.2rem 1.6rem;margin-top:1.6rem;display:flex}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__callout{flex-direction:column;align-items:stretch}}.StudyBoost-module-scss-module__ELMGUa__calloutButton{flex-shrink:0;width:auto}@media (max-width:480px){.StudyBoost-module-scss-module__ELMGUa__calloutButton{width:100%}}.StudyBoost-module-scss-module__ELMGUa__periods{border:1px solid var(--grayLv2);border-radius:1.2rem;flex-direction:column;display:flex}.StudyBoost-module-scss-module__ELMGUa__periods li{color:var(--surface);font-variant-numeric:tabular-nums;flex-wrap:wrap;justify-content:space-between;gap:.4rem 1.2rem;padding:1.2rem 2rem;font-size:1.4rem;font-weight:500;line-height:2rem;display:flex}.StudyBoost-module-scss-module__ELMGUa__periods li+li{border-top:1px solid var(--grayLv1)}
.BookPurchaseBox-module-scss-module___gNoFG__box{border:1px solid var(--grayLv2);background-color:var(--background);border-radius:1.2rem;flex-direction:column;gap:1.2rem;padding:2.4rem;display:flex}.BookPurchaseBox-module-scss-module___gNoFG__priceRow{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.4rem 1.2rem;display:flex}.BookPurchaseBox-module-scss-module___gNoFG__label{color:var(--surface);white-space:nowrap;font-size:1.6rem;font-weight:600;line-height:2.2rem}.BookPurchaseBox-module-scss-module___gNoFG__priceGroup{white-space:nowrap;align-items:baseline;gap:.6rem;margin-left:auto;display:flex}.BookPurchaseBox-module-scss-module___gNoFG__discountRate{color:var(--primary);font-size:1.6rem;font-weight:600;line-height:2.2rem}.BookPurchaseBox-module-scss-module___gNoFG__listPrice{color:var(--grayLv3);font-size:1.4rem;font-weight:400;line-height:2rem}.BookPurchaseBox-module-scss-module___gNoFG__price{color:var(--primary);font-size:2.4rem;font-weight:700;line-height:3.2rem}.BookPurchaseBox-module-scss-module___gNoFG__help{color:var(--grayLv3);font-size:1.4rem;font-weight:400;line-height:2rem}.BookPurchaseBox-module-scss-module___gNoFG__notice{color:var(--grayLv4);text-align:center;background-color:var(--grayLv1);border-radius:.8rem;padding:1.2rem;font-size:1.4rem;font-weight:500;line-height:2rem}.BookPurchaseBox-module-scss-module___gNoFG__refundNotice{color:var(--grayLv4);background-color:var(--grayLv1);border-radius:.8rem;flex-direction:column;gap:.6rem;padding:1.2rem;font-size:1.4rem;font-weight:400;line-height:2rem;display:flex}.BookPurchaseBox-module-scss-module___gNoFG__refundNotice a{color:var(--grayLv4);text-decoration:underline}.BookPurchaseBox-module-scss-module___gNoFG__agree{color:var(--surface);align-items:flex-start;gap:.6rem;font-size:1.4rem;font-weight:500;line-height:2rem;display:flex}.BookPurchaseBox-module-scss-module___gNoFG__agree input{flex-shrink:0;margin-top:.3rem}
.ReaderSettings-module-scss-module__vFMiOq__root{position:relative}.ReaderSettings-module-scss-module__vFMiOq__panel{z-index:10;background-color:var(--background);width:32rem;color:var(--surface);border:1px solid var(--grayLv2);box-shadow:var(--shadow);border-radius:1rem;flex-direction:column;gap:2.4rem;padding:2.4rem;display:flex;position:absolute;top:calc(100% + 1.2rem);right:0}@media (max-width:480px){.ReaderSettings-module-scss-module__vFMiOq__panel{width:auto;position:fixed;top:6.4rem;left:1.6rem;right:1.6rem}}.ReaderSettings-module-scss-module__vFMiOq__group{border:0;min-width:0;margin:0;padding:0}.ReaderSettings-module-scss-module__vFMiOq__legend{color:var(--surface);margin-bottom:1.2rem;padding:0;font-size:1.4rem;font-weight:600;line-height:2rem;display:block}.ReaderSettings-module-scss-module__vFMiOq__segment{gap:.8rem;display:flex}.ReaderSettings-module-scss-module__vFMiOq__option{cursor:pointer;flex:1;position:relative}.ReaderSettings-module-scss-module__vFMiOq__option input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.ReaderSettings-module-scss-module__vFMiOq__option>span{border:1px solid var(--grayLv2);min-height:4rem;color:var(--surface);border-radius:.8rem;flex-direction:column;justify-content:center;align-items:center;padding:.8rem;font-size:1.4rem;font-weight:500;line-height:2rem;display:flex}.ReaderSettings-module-scss-module__vFMiOq__option input:checked+span{border-color:var(--primary);background-color:var(--activation);color:var(--primary)}.ReaderSettings-module-scss-module__vFMiOq__option input:focus-visible+span{outline:2px solid var(--primary);outline-offset:2px}@media (hover:hover){.ReaderSettings-module-scss-module__vFMiOq__option:hover>span{border-color:var(--primary)}}.ReaderSettings-module-scss-module__vFMiOq__fontOption>span{padding:1.2rem .8rem;font-family:Pretendard,sans-serif}.ReaderSettings-module-scss-module__vFMiOq__fontOption>span strong{margin-bottom:.2rem;font-size:2.4rem;font-weight:700;line-height:1.3;display:block}.ReaderSettings-module-scss-module__vFMiOq__fontOption>span small{font-size:.75em}.ReaderSettings-module-scss-module__vFMiOq__fontOption>span.ReaderSettings-module-scss-module__vFMiOq__serif strong{font-family:Nanum Myeongjo,serif}.ReaderSettings-module-scss-module__vFMiOq__range{appearance:none;background:linear-gradient(to right, var(--primary) var(--range-progress), var(--grayLv2) var(--range-progress));cursor:pointer;border-radius:1rem;width:100%;height:.6rem;margin:.8rem 0 0;display:block}.ReaderSettings-module-scss-module__vFMiOq__range::-webkit-slider-thumb{appearance:none;background-color:var(--primary);border:0;border-radius:50%;width:1.8rem;height:1.8rem}.ReaderSettings-module-scss-module__vFMiOq__range::-moz-range-thumb{background-color:var(--primary);border:0;border-radius:50%;width:1.8rem;height:1.8rem}.ReaderSettings-module-scss-module__vFMiOq__range:focus-visible{outline:2px solid var(--primary);outline-offset:.6rem}.ReaderSettings-module-scss-module__vFMiOq__rangeLabels{color:var(--surface);justify-content:space-between;margin-top:1.2rem;font-size:1.4rem;font-weight:400;line-height:2rem;display:flex}
.ShortLinkButton-module-scss-module__PfeDBW__button.ShortLinkButton-module-scss-module__PfeDBW__button{font-variant-numeric:tabular-nums;flex-shrink:0;width:auto}.ShortLinkButton-module-scss-module__PfeDBW__compact.ShortLinkButton-module-scss-module__PfeDBW__compact{padding-inline:.8rem}@container reading-bar (max-width:76rem){.ShortLinkButton-module-scss-module__PfeDBW__label{display:none}.ShortLinkButton-module-scss-module__PfeDBW__button.ShortLinkButton-module-scss-module__PfeDBW__button{padding-inline:.8rem}}
.BookReaderPage-module-scss-module__tadtBq__reader{max-width:max(99rem,80%);font-size:var(--book-font-size);padding-bottom:10rem;line-height:1.8}.BookReaderPage-module-scss-module__tadtBq__title{letter-spacing:-.02em;word-break:break-all;border-bottom:2px solid var(--grayLv2);margin:2rem 0 .8em;padding-bottom:.2em;font-size:2.22em;font-weight:700;line-height:1.4}@media screen and (max-width:640px){.BookReaderPage-module-scss-module__tadtBq__title{font-size:1.8em}}.BookReaderPage-module-scss-module__tadtBq__titleRow{border-bottom:2px solid var(--grayLv2);align-items:flex-start;gap:.8rem;margin:2rem 0 1.78em;padding-bottom:.44em;display:flex}.BookReaderPage-module-scss-module__tadtBq__titleRow .BookReaderPage-module-scss-module__tadtBq__title{border:0;flex:1;min-width:0;margin:0;padding:0}.BookReaderPage-module-scss-module__tadtBq__titleRow>button{margin-top:.5em}.BookReaderPage-module-scss-module__tadtBq__editActions{flex-shrink:0;gap:.8rem;margin-left:auto;display:flex}@media (max-width:480px){.BookReaderPage-module-scss-module__tadtBq__editActions{scrollbar-width:none;flex-shrink:1;min-width:0;padding-right:2.4rem;overflow-x:auto;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 2.4rem),#0000);mask-image:linear-gradient(90deg,#000 calc(100% - 2.4rem),#0000)}.BookReaderPage-module-scss-module__tadtBq__editActions::-webkit-scrollbar{display:none}.BookReaderPage-module-scss-module__tadtBq__editActions>*{flex-shrink:0}}:is(.BookReaderPage-module-scss-module__tadtBq__editActions a,.BookReaderPage-module-scss-module__tadtBq__editActions button){border-radius:.8rem;padding:.5rem 1.2rem}.BookReaderPage-module-scss-module__tadtBq__editActions svg{height:1.6rem}.BookReaderPage-module-scss-module__tadtBq__confirmActions{flex-wrap:wrap;gap:.8rem;margin-top:2rem;display:flex}.BookReaderPage-module-scss-module__tadtBq__confirmActions>*{width:auto;padding:1rem 2rem}.BookReaderPage-module-scss-module__tadtBq__bookNav.BookReaderPage-module-scss-module__tadtBq__bookNav{width:auto}.BookReaderPage-module-scss-module__tadtBq__bookNav.BookReaderPage-module-scss-module__tadtBq__bookNav>button{width:auto;min-width:8.8rem;min-height:4.4rem;padding:0 1.6rem}.BookReaderPage-module-scss-module__tadtBq__bookNav.BookReaderPage-module-scss-module__tadtBq__bookNav>button+button{border-left:0}