@font-face{font-family:Noto;src:url('assets/noto-kr.woff') format('woff');font-weight:400;font-display:swap}@font-face{font-family:Nimbus;src:url('assets/nimbus.woff') format('woff');font-weight:400;font-display:swap}@font-face{font-family:Nimbus;src:url('assets/nimbus-bold.woff') format('woff');font-weight:700;font-display:swap}@font-face{font-family:Book;src:url('assets/book.woff') format('woff');font-weight:400;font-display:swap}
:root{--navy:#101e35;--blue:#0076f8;--ink:#202b3a;--muted:#5f6d7d;--paper:#f6f4ee;--pale:#eef4fa;--line:#cdd5df;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);font-family:Noto,sans-serif;font-size:15px;line-height:1.8;word-break:keep-all}body.modal-open{overflow:hidden}h1,h2,h3,h4,p{margin:0}h1,h2,h3{font-weight:700;line-height:1.45;letter-spacing:-1.6px}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{border:0;background:none;color:inherit}img{display:block;max-width:100%}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #2e96ff;outline-offset:5px}.wrap{width:min(1200px,calc(100% - 96px));margin-inline:auto}.section{padding-block:108px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;left:16px;top:-80px;padding:12px 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label:last-child{border-bottom:0}.check-items input{position:absolute;left:0;width:22px;height:22px;margin:0;opacity:0;cursor:pointer}.custom-check{width:22px;height:22px;border:1px solid #9aa8b8;flex-shrink:0;position:relative}.check-items input:checked+.custom-check{background:var(--blue);border-color:var(--blue)}.check-items input:checked+.custom-check:after{content:'';position:absolute;left:6px;top:3px;width:6px;height:10px;border:solid white;border-width:0 2px 2px 0;transform:rotate(45deg)}.check-items input:focus-visible+.custom-check{outline:3px solid var(--blue);outline-offset:4px}.check-items input:checked~span strong{color:var(--muted)}.check-items strong{font-size:13px;font-weight:400;display:block}.check-items small{font-size:10px;color:var(--muted);display:block;margin-top:2px}.checklist-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:17px;margin-top:6px;font-size:9px;color:var(--muted)}.checklist-footer button{white-space:nowrap;border-bottom:1px solid #8492a3;padding:2px 0}.student-links{display:flex;flex-direction:column;gap:22px}.student-resource{background:var(--navy);color:white;padding:32px;flex:1}.student-resource>.micro{display:flex;justify-content:space-between;color:#98bdf2;font-size:9px}.student-resource h3{font-size:23px;margin-top:22px;letter-spacing:-.8px}.student-resource p{font-size:12px;color:#bbc9dc;margin-top:12px}.resource-link-label{display:flex;justify-content:space-between;font-size:11px;border-top:1px solid #526179;padding-top:17px;margin-top:26px}.student-personal{padding:26px 32px;background:var(--paper)}.student-personal .micro{color:var(--blue);font-size:9px}.student-personal h3{font-size:18px;margin-top:10px;letter-spacing:-.7px}.student-personal p{color:var(--muted);font-size:11px;margin:10px 0 16px;line-height:1.9}.student-personal 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0;overflow:hidden;isolation:isolate}.contact-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center}.contact-inner h2{font-size:35px;line-height:1.45;letter-spacing:-1.5px}.contact-inner>div>p:not(.eyebrow){font-size:12px;color:#bdc8d8;margin-top:22px}.contact-info>.micro{color:#adc0da;font-size:10px}.phone{font:42px Nimbus;letter-spacing:-1px;line-height:1.4;display:block;margin-top:6px;margin-bottom:20px}.contact-buttons{display:flex;gap:10px}.contact-buttons .button{gap:20px;font-size:12px;min-height:47px;padding:11px 17px}.copy-phone{padding:8px 0;font-size:11px;color:#bfccdf;margin-top:13px}.copy-phone span{padding-left:10px}.contact-info .contact-note{font-size:10px!important;margin-top:14px!important;line-height:1.9}.contact-wing{position:absolute;width:500px;right:-110px;top:0;opacity:.035;z-index:-1;transform:rotate(-15deg);pointer-events:none}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-block:38px;border-bottom:1px solid var(--line)}.footer-top img{width:190px;height:auto}.footer-top p{font-size:12px;color:var(--muted)}.footer-top>a:last-child{font-size:11px}.footer-top>a:last-child span{margin-left:15px}.footer-bottom{display:flex;justify-content:space-between;gap:25px;align-items:center;padding-block:22px;font:10px Nimbus,Noto,sans-serif;color:var(--muted)}.footer-bottom>span:first-child{margin-right:auto;font-size:9px;letter-spacing:.7px}.footer-bottom button{font-size:10px;padding:0}.footer-bottom a span{margin-left:14px}dialog{padding:0;border:0;width:min(700px,calc(100% - 32px));max-height:86vh;color:var(--ink);background:white;box-shadow:0 25px 80px #0003}dialog::backdrop{background:#0b1729b3;backdrop-filter:blur(3px)}.dialog-content{padding:50px}.dialog-content h2{font-size:29px;margin-bottom:24px;letter-spacing:-1px}.dialog-content .eyebrow{font-size:9px;margin-bottom:16px}.dialog-content h3{font-size:17px;letter-spacing:-.5px;margin-top:27px;margin-bottom:9px}.dialog-content p,.dialog-content li{font-size:13px;line-height:2;color:var(--muted)}.dialog-content ul,.dialog-content ol{padding-left:21px}.dialog-content blockquote{margin:20px 0;padding:18px 22px;background:var(--paper);border-left:2px solid var(--blue);font-family:Book,Noto;font-size:15px;line-height:1.9}.dialog-content .guide-tip{background:var(--pale);padding:18px 22px;margin-top:26px}.dialog-content .guide-tip strong{font-size:12px;color:var(--blue)}.dialog-content .guide-tip p{font-size:12px;margin-top:5px}.dialog-close{position:absolute;right:15px;top:8px;font:32px Nimbus;width:40px;height:40px}.dialog-footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:18px 32px;font:9px Nimbus;color:var(--muted);letter-spacing:1px}.dialog-footer .text-link{font-size:12px;letter-spacing:0}.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);background:var(--navy);border:1px solid #536987;color:white;box-shadow:0 5px 30px #0002;padding:13px 22px;font-size:13px;z-index:200;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:calc(100% - 32px);text-align:center}.toast.visible{opacity:1;transform:translate(-50%,0)}
@media(min-width:1500px){.wrap{width:1260px}.hero-inner{min-height:650px}.hero h1{font-size:58px}.book-stage{height:440px}.book{width:267px;height:380px}.book-front{top:35px}.book-mid{top:13px}.book-back{top:54px}.book-kicker{margin-top:37px}.book h2{font-size:26px}.book-english{font-size:33px}.book-description{font-size:6px}.hero-art{padding:10px 5px}.art-caption{padding-bottom:20px}}
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p{font-size:11px;padding-right:10px}.contact-section{padding-block:54px}.contact-inner{display:block}.contact-inner .eyebrow{font-size:8px}.contact-inner h2{font-size:28px}.contact-inner>div>p:not(.eyebrow){font-size:11px;margin-top:20px}.contact-info{margin-top:35px;border-top:1px solid #47546b;padding-top:25px}.phone{font-size:36px;margin-top:10px;margin-bottom:20px}.contact-buttons{gap:10px}.contact-buttons .button{font-size:11px;padding:10px 15px;min-height:44px;gap:23px}.contact-wing{top:95px;width:430px;right:-180px}.footer-top{padding-block:27px;gap:20px;flex-wrap:wrap}.footer-top img{width:170px}.footer-top p{display:none}.footer-top>a:last-child{margin-left:auto;font-size:10px}.footer-bottom{font-size:8px;gap:18px;padding-block:21px;flex-wrap:wrap;row-gap:15px}.footer-bottom>span:first-child{font-size:8px;letter-spacing:.5px;flex:1 1 100%}.footer-bottom button,.footer-bottom a{font-size:9px}.dialog-content{padding:40px 25px 30px}.dialog-content h2{font-size:24px}.dialog-content h3{font-size:16px}.dialog-content p,.dialog-content li{font-size:12px}.dialog-content blockquote{font-size:14px;padding:16px}.dialog-content .guide-tip{padding:16px}.dialog-footer{padding:16px 25px}.dialog-footer>span{font-size:8px}.toast{font-size:12px;bottom:22px;width:max-content}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* Reading comfort for parents and students. */
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@media(max-width:800px){.principles p,.course-panel>p,.parent-steps p,.student-resource p,.faq-list details p{font-size:13px}.course-list span,.resource-card>p,.student-personal p{font-size:12px}.course-list strong,.check-items strong{font-size:13px}.faq-list summary{font-size:14px}.course-panel>p br{display:none}}
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@media(max-width:360px){.wrap{width:calc(100% - 32px)}.brand{width:140px}.hero h1{font-size:36px}.filter{padding-inline:12px}.hero-buttons{gap:12px}.contact-buttons .button{gap:10px;padding-inline:11px}}

.home-social{display:flex;align-items:center;gap:22px;font-size:12px}.footer-top{flex-wrap:wrap}.home-social a{white-space:nowrap}@media(max-width:720px){.home-social{width:100%;font-size:12px;gap:25px}}