@font-face{font-family:HomePretendard;src:url('./assets/fonts/PretendardVariable.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:HomeGmarket;src:url('./assets/fonts/GmarketSansBold.ttf') format('truetype');font-weight:700;font-display:swap}
:root{color-scheme:light;--home-ink:#203a2e;--home-paper:#fbf9ed}
*{box-sizing:border-box}body{margin:0;background:var(--home-paper);color:var(--home-ink);font-family:HomePretendard,'Malgun Gothic',sans-serif}a{color:inherit}button,a,input,textarea{font:inherit}[hidden]{display:none!important}
.home-shell{width:min(1440px,100%);margin:auto;padding:0 38px 20px}.home-header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid #d7ddcd}.home-brand{display:flex;gap:9px;align-items:center;text-decoration:none;font-weight:850;font-size:19px}.home-brand img{width:52px;height:58px;object-fit:contain}.home-brand small{display:block;font-size:12px;color:#5d7563;letter-spacing:.03em;margin-top:4px}.unit-label{border:1.5px solid var(--home-ink);padding:9px 15px;border-radius:8px;background:#edf3d9;font-weight:750;font-size:14px}
.home-heading{display:flex;align-items:center;justify-content:space-between;padding:29px 0 24px;gap:16px}.home-heading p{margin:0 0 9px;font-size:15px;color:#54715a;font-weight:750}.home-heading h1{font-family:HomeGmarket,sans-serif;font-weight:700;font-size:clamp(23px,2.65vw,38px);letter-spacing:-.06em;line-height:1.35;margin:0}.home-sticker{background:#ffe862;border:2px solid var(--home-ink);border-radius:7px;box-shadow:3px 3px 0 var(--home-ink);padding:11px 16px;white-space:nowrap;font-weight:850;transform:rotate(3deg)}
.chapter-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.chapter-card{display:flex;flex-direction:column;min-width:0;text-decoration:none;background:#fffdf6;border:2px solid var(--home-ink);border-radius:15px;overflow:hidden;box-shadow:4px 4px 0 var(--home-ink);transition:transform .16s,box-shadow .16s}.chapter-card:hover{transform:translate(-2px,-3px);box-shadow:6px 7px 0 var(--home-ink)}.chapter-card:active{transform:translate(3px,3px);box-shadow:1px 1px 0 var(--home-ink)}.chapter-card:focus-visible,.assessment-entry:focus-visible,.home-brand:focus-visible{outline:4px solid #ec782a;outline-offset:6px}.chapter-picture{position:relative;aspect-ratio:1.95;overflow:hidden;background:var(--card-color);border-bottom:2px solid var(--home-ink)}.chapter-picture>img{width:100%;height:100%;display:block;object-fit:cover}.chapter-number{position:absolute;top:12px;left:12px;font-weight:900;background:var(--card-color);border:2px solid var(--home-ink);border-radius:6px;padding:7px 12px;font-size:15px;box-shadow:2px 2px 0 var(--home-ink)}.chapter-copy{padding:18px 19px 16px;flex:1;display:flex;flex-direction:column}.chapter-copy h2{margin:0;font-size:23px;font-weight:850;letter-spacing:-.055em;line-height:1.3}.chapter-copy p{margin:10px 0 15px;font-size:15px;line-height:1.6;color:#536456;letter-spacing:-.02em}.chapter-bottom{display:flex;justify-content:space-between;gap:7px;align-items:center;margin-top:auto;padding-top:13px;border-top:1px dashed #bac6ad}.chapter-bottom>span{font-size:12px;font-weight:700;color:#536956}.chapter-bottom strong{font-size:13px;white-space:nowrap;background:var(--card-color);border:1.5px solid var(--home-ink);border-radius:5px;padding:7px 10px}.chapter-bottom strong span{font-size:16px;margin-left:3px}
.assessment-entry{display:flex;align-items:center;gap:22px;margin-top:26px;border:2px solid var(--home-ink);border-radius:12px;overflow:hidden;text-decoration:none;background:#e3efd5;box-shadow:4px 4px 0 var(--home-ink)}.assessment-entry>img{width:160px;height:125px;object-fit:cover;align-self:stretch}.assessment-entry>div{flex:1}.assessment-entry div>span{font-size:12px;font-weight:850;background:#ffe862;border-radius:4px;padding:4px 7px}.assessment-entry h2{font-size:23px;font-weight:850;letter-spacing:-.045em;margin:9px 0 5px}.assessment-entry p{font-size:14px;margin:0;color:#526751}.assessment-entry>strong{margin-right:25px;padding:12px 15px;border:2px solid var(--home-ink);border-radius:7px;background:#fffdf1;font-size:14px;white-space:nowrap;box-shadow:2px 2px 0 var(--home-ink)}.home-footer{font-size:12px;text-align:center;padding:22px 0 0;color:#657761}
.is-lesson body{background:#f4f1e3}.is-lesson .viewport{font-family:HomePretendard,sans-serif}
@media(min-width:1600px){.home-shell{padding-top:10px}.chapter-picture{aspect-ratio:2.05}}
@media(max-width:1000px){.home-shell{padding:0 22px 18px}.chapter-grid{gap:17px}.chapter-copy{padding:14px}.chapter-copy h2{font-size:19px}.chapter-copy p{font-size:13px}.chapter-bottom{flex-wrap:wrap}.chapter-bottom>span{font-size:11px}.home-sticker{font-size:13px}}
@media(max-width:700px){.home-header{height:74px}.home-shell{padding:0 17px 16px}.home-brand{font-size:16px}.home-brand img{width:40px;height:48px}.unit-label{font-size:11px;padding:7px 8px}.home-heading{padding:24px 0 22px}.home-heading p{font-size:13px}.home-heading h1{font-size:27px;max-width:300px;word-break:keep-all}.home-sticker{display:none}.chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 13px}.chapter-number{font-size:12px;padding:5px 8px;top:8px;left:8px}.chapter-picture{aspect-ratio:1.55}.chapter-copy{padding:12px}.chapter-copy h2{font-size:17px;word-break:keep-all}.chapter-copy p{font-size:13px;margin:8px 0 10px}.chapter-copy p br{display:none}.chapter-bottom{gap:8px}.chapter-bottom>span{line-height:1.4}.chapter-bottom strong{font-size:12px;padding:5px 7px}.assessment-entry{gap:13px;flex-wrap:wrap;padding-bottom:14px}.assessment-entry>img{width:95px;height:116px}.assessment-entry>div{min-width:160px;padding-right:10px}.assessment-entry h2{font-size:19px}.assessment-entry p{font-size:12px;line-height:1.5}.assessment-entry>strong{margin:0 14px 0 auto;padding:9px 12px}.home-footer{font-size:11px;line-height:1.5}}
@media(prefers-reduced-motion:reduce){.chapter-card{transition:none}}