@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;700;900&display=swap');
:root{--cream:#f7f4ec;--ink:#183d35;--lime:#d7eb6d;--coral:#f27c61;--muted:#5b6a60;--line:#d7dcd1;--paper:#fffef8;--font:'DM Sans','Noto Sans KR',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--font);font-size:18px;line-height:1.6}a{color:inherit;text-decoration:none}button,select,input{font:inherit}button,a,select{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid #d06645;outline-offset:5px}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}::selection{background:var(--lime);color:var(--ink)}.wrap{max-width:1280px;padding-left:56px;padding-right:56px;margin:auto}.site-header{max-width:1440px;margin:auto;padding:24px 56px;display:flex;align-items:center;justify-content:space-between;gap:32px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:12px;font-size:18px;line-height:1.1;letter-spacing:-.4px}.brand-mark{display:flex;align-items:center;justify-content:center;width:44px;height:48px;border-radius:50% 50% 10px 10px;background:var(--ink);color:var(--lime);font-size:32.75px;font-weight:700}.brand strong{font-weight:700}.site-header nav{display:flex;gap:32px;font-size:15.75px}.site-header nav a:hover,.text-link:hover{color:#a74730}.button{border:1px solid transparent;border-radius:100px;display:inline-flex;align-items:center;justify-content:center;gap:27px;padding:17px 25px;font-size:15.75px;font-weight:600;line-height:1.4;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button.dark{background:var(--ink);color:var(--cream)}.button.dark:hover{background:#28594b}.button-small{padding:12px 20px}.button.lime{background:var(--lime);color:var(--ink)}.text-link{font-size:15.75px;font-weight:600;border-bottom:1px solid;padding:5px 0}.hero{display:grid;grid-template-columns:1fr 1fr;gap:15px;padding-top:77px;padding-bottom:65px;min-height:720px;align-items:center}.eyebrow{font-size:11.25px;letter-spacing:2.4px;font-weight:700;line-height:1.5;margin:0 0 26px}.tiny-star{font-size:22.5px;display:inline-block;vertical-align:middle;margin-right:10px}h1,h2,h3,p{margin-top:0}h1{font-size:76px;line-height:1.03;font-weight:500;letter-spacing:-4.6px;margin-bottom:26px}em{font-family:Georgia,'Times New Roman',serif;font-weight:400;letter-spacing:-.04em}h1 em{font-size:1.07em}.hero-description{font-size:18px;line-height:1.7;margin-bottom:29px;color:#4b6056}.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.small-note{font-size:12.5px;color:var(--muted);margin-top:18px}.hero-art{position:relative;height:535px;display:flex;align-items:center;justify-content:center}.orbit{position:absolute;border:1px solid #d6d8c9;border-radius:50%;width:475px;height:475px}.orbit-two{width:370px;height:370px}.book-object{position:relative;width:280px;height:390px;transform:rotate(-11deg);filter:drop-shadow(18px 30px 20px #183d3529);z-index:2}.book-front{background:var(--ink);height:100%;border-radius:1px 5px 5px 1px;padding:26px 24px 23px;position:relative;overflow:hidden;border-left:3px solid #315b4d;box-shadow:inset 5px 0 8px #061e1a33,7px 6px 0 #e6e3d1,10px 8px 0 #b9bca9}.book-spine{position:absolute;width:15px;left:-13px;top:0;height:100%;background:#112d26;transform:skewY(-13deg);transform-origin:right top}.cover-top{color:var(--cream);font-size:23.75px;font-weight:700;letter-spacing:.2px;line-height:1.2}.cover-top>span{display:block;font-size:6.75px;letter-spacing:2px;margin-top:10px}.cover-glyph{font-family:'Noto Sans KR',sans-serif;font-size:122px;color:var(--lime);font-weight:900;line-height:1.15;margin-top:11px;letter-spacing:-14px}.cover-glyph span{display:block;color:var(--coral);text-align:right;margin-top:-16px;margin-right:14px}.cover-footer{position:absolute;left:24px;right:24px;bottom:24px;display:flex;justify-content:space-between;align-items:flex-end;font-size:9px;color:var(--cream);line-height:1.4}.cover-edition{font-size:6.75px;text-align:right;letter-spacing:1px}.floating-label{position:absolute;background:var(--paper);font-size:11.25px;padding:10px 17px;border:1px solid var(--line);z-index:4;box-shadow:0 4px 10px #183d3505}.label-top{top:16px;right:0;transform:rotate(5deg)}.floating-tile{position:absolute;width:83px;height:83px;display:flex;align-items:center;justify-content:center;border-radius:18px;font-size:49px;font-weight:700;z-index:3;box-shadow:3px 8px 0 #183d3512}.tile-ga{background:var(--lime);left:6px;top:116px;transform:rotate(-12deg)}.tile-na{background:var(--coral);right:1px;bottom:113px;transform:rotate(13deg)}.sticker{position:absolute;bottom:66px;left:6px;width:113px;height:113px;border-radius:50%;background:var(--lime);z-index:3;display:flex;align-items:center;justify-content:center;flex-direction:column;transform:rotate(-9deg);font-size:12.5px;line-height:1.3;border:5px double var(--ink)}.sticker>span:last-child{font-size:27px}.art-caption{position:absolute;bottom:0;font-size:13.5px;letter-spacing:5px}.art-caption span{display:block;font-size:8px;letter-spacing:2.8px;text-align:center;margin-top:5px}.fact-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#edeedf}.fact-inner{display:flex;justify-content:space-between;align-items:center;padding-top:21px;padding-bottom:21px;gap:15px}.fact-inner p{margin:0;font-size:13.5px}.fact-inner strong{font-size:29.25px;font-weight:500;margin-right:7px}.fact-inner>span{font-size:24.75px}.path-section{padding-top:100px;padding-bottom:91px}.section-heading{text-align:center}h2{font-size:49px;font-weight:500;letter-spacing:-2.3px;line-height:1.13;margin-bottom:22px}.section-heading>p:last-child{font-size:15.75px;color:var(--muted);line-height:1.8}.section-heading .eyebrow{margin-bottom:18px}.path-cards{display:grid;grid-template-columns:repeat(4,1fr);margin-top:54px}.path-cards article{padding:0 24px;border-right:1px solid var(--line)}.path-cards article:first-child{padding-left:0}.path-cards article:last-child{padding-right:0;border:0}.step-number{font-size:10.25px;font-weight:700;letter-spacing:1.5px}.letter-art{height:125px;display:flex;align-items:center;font-size:51px;font-family:'Noto Sans KR',sans-serif;font-weight:700;gap:8px}.letter-art.vowels span{color:var(--coral);transform:translateY(12px)}.letter-art.build{font-size:22.5px;gap:6px}.build>span{background:#e7e9db;padding:5px 6px;font-size:33px;border-radius:7px}.build b{font-size:50px;margin-left:4px}.connect>span{background:var(--lime);padding:0 5px;border-radius:10px;transform:rotate(8deg)}.sign{font-size:37px}.sign>span{font-size:30.5px;background:var(--coral);width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center}.path-cards h3{font-size:19.25px;line-height:1.4;margin-bottom:13px;letter-spacing:-.5px}.path-cards p{font-size:13.5px;line-height:1.85;color:var(--muted);min-height:107px}.range{font-size:10.25px;font-weight:600;border-bottom:1px solid var(--line);padding-bottom:4px}.path-footnote{font-size:11.25px;text-align:center;color:var(--muted);margin:36px 0 0}.book-section{background:#e8ecdf;padding:92px 0}.book-layout{display:grid;grid-template-columns:1fr 1fr;gap:76px;align-items:center}.workbook-preview{height:470px;position:relative;display:flex;justify-content:center;align-items:center}.page-mini{background:var(--paper);padding:28px 24px;box-shadow:0 8px 30px #183d3512;width:257px;height:355px;position:absolute;font-size:12.5px}.page-mini>span:first-child{font-size:8px;letter-spacing:1.5px;font-weight:600}.page-mini h3{font-size:32.75px;letter-spacing:-1.5px;line-height:1.2;margin-top:26px;font-weight:500}.page-back{left:10px;top:26px;transform:rotate(-9deg)}.page-front{right:0;top:64px;transform:rotate(8deg)}.page-front h3{font-size:36px}.page-front h3 span{color:#c45a40}.mini-calendar{font-size:19.25px;line-height:1.85;letter-spacing:1px;color:#718570}.writing-grid{display:grid;grid-template-columns:repeat(4,1fr);margin:23px 0 22px}.writing-grid span{border:1px solid #d4d7c8;font-size:31.5px;display:flex;align-items:center;justify-content:center;height:48px}.writing-grid span:nth-child(2){color:#c3c8bc}.page-mini small{font-size:6.75px;letter-spacing:.8px}.preview-label{position:absolute;bottom:0;left:20px;font-size:12.5px;font-style:italic;font-family:Georgia,serif}.book-copy>p:not(.eyebrow):not(.small-note){font-size:15.75px;line-height:1.8;color:var(--muted)}.book-features{list-style:none;padding:0;margin:25px 0 29px;font-size:13.5px}.book-features li{margin:14px 0}.book-features li>span{margin-right:12px}.book-buttons{display:flex;gap:20px;align-items:flex-start;flex-direction:column}.practice-section{padding-top:95px;padding-bottom:93px}.practice-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:35px}.practice-heading .eyebrow{margin-bottom:20px}.practice-heading h2{margin-bottom:0}.practice-heading>p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-bottom:4px}.routine-section{border-top:1px solid var(--line);padding-top:76px;padding-bottom:80px;position:relative}.routine-title{text-align:center}.routine-star{font-size:49px;display:block;margin-bottom:20px;line-height:1}.routine-steps{display:grid;grid-template-columns:repeat(3,1fr);max-width:930px;margin:48px auto 0;gap:55px}.routine-steps article>span{font-size:11.25px;font-weight:700;letter-spacing:1.5px;border-bottom:1px solid;padding-bottom:5px}.routine-steps h3{font-size:24.75px;font-weight:500;letter-spacing:-.7px;margin:20px 0 10px}.routine-steps p{font-size:13.5px;color:var(--muted);line-height:1.8}.routine-section>.small-note{text-align:center}.faq-section{display:grid;grid-template-columns:1fr 1.2fr;gap:80px;padding-top:75px;padding-bottom:100px;border-top:1px solid var(--line)}.faq-section h2{font-size:43px}.faq-list details{border-bottom:1px solid #cbd2c3;padding:20px 0}.faq-list details:first-child{padding-top:0}.faq-list summary{cursor:pointer;font-size:15.75px;font-weight:600;padding-right:23px;list-style:none;position:relative}.faq-list summary:after{content:'+';position:absolute;right:0;font-size:22.5px;font-weight:400}.faq-list details[open] summary:after{content:'−'}.faq-list details p{font-size:13.5px;margin:16px 0 0;color:var(--muted);line-height:1.8}.final-section{background:var(--ink);color:var(--cream);overflow:hidden}.final-inner{text-align:center;position:relative;padding-top:75px;padding-bottom:74px}.final-inner h2{font-size:73px;line-height:1.05;letter-spacing:-3.4px;margin-bottom:32px}.final-inner h2>span{color:var(--lime)}.final-inner>p:last-child{font-size:12.5px;color:#c3cdb9;margin:21px 0 0}.final-inner:before,.final-inner:after{content:'ㅇ';position:absolute;color:#ffffff0b;font-family:'Noto Sans KR',sans-serif;font-size:430px;line-height:1;left:-160px;top:50px;pointer-events:none}.final-inner:after{content:'ㅏ';left:auto;right:-130px;top:50px;transform:rotate(-18deg)}.site-footer{display:flex;align-items:center;justify-content:space-between;padding-top:38px;padding-bottom:38px;gap:25px;flex-wrap:wrap}.site-footer>p{font-size:11.25px;margin:0;color:var(--muted)}.site-footer>div{display:flex;gap:22px;font-size:12.5px}.site-footer .brand{font-size:14.75px}.site-footer .brand-mark{width:35px;height:38px;font-size:27px}.footer-note{flex-basis:100%;text-align:right}.skip-link{position:fixed;top:-100px;left:10px;background:var(--lime);padding:10px;z-index:99}.skip-link:focus{top:10px}.prose{max-width:900px;padding-top:50px;padding-bottom:70px}.prose h1{font-size:64px;margin-top:25px}.prose h2{font-size:31.5px;margin-top:38px;letter-spacing:-.7px}.prose p{font-size:18px;line-height:1.9}.prose>a:first-child{font-size:15.75px;text-decoration:underline}.prose .eyebrow{margin-top:50px;font-size:11.25px}
/* Learning companion */
.learning-shell{background:var(--paper);border:1px solid #cbd4c6;border-radius:22px;overflow:hidden}.learning-tabs{display:flex;flex-wrap:wrap;gap:8px;padding:20px 25px;border-bottom:1px solid var(--line);background:#eef0e3}.learning-tab{background:transparent;color:var(--ink);border:1px solid transparent;border-radius:100px;padding:9px 18px;font-weight:600;font-size:13.5px}.learning-tab[aria-selected=true],.learning-tab.active{background:var(--ink);color:var(--cream)}.learning-grid{display:grid;grid-template-columns:240px 1fr;min-height:480px}.lesson-list{max-height:590px;overflow:auto;background:#f4f4e9;border-right:1px solid var(--line);padding:14px}.lesson-item{display:block;text-align:left;width:100%;padding:12px 10px;border-radius:9px;margin-bottom:4px;background:transparent;color:var(--ink);border:1px solid transparent;font-size:13.5px;line-height:1.6}.lesson-item:hover{background:#e8eddc}.lesson-item[aria-current=true],.lesson-item.active{background:var(--lime);border-color:#bacf5a}.lesson-content{padding:30px 34px;min-width:0}.lesson-content h3,.review-card h3{font-size:28.25px;font-weight:500;letter-spacing:-.8px;line-height:1.3}.lesson-content h4{margin:25px 0 10px;font-size:17px}.lesson-content p{font-size:15.75px;line-height:1.85}.learning-muted{font-size:12.5px!important;color:var(--muted)}.exercise-card{background:#f3f4e9;border:1px solid var(--line);border-radius:13px;padding:22px;margin:25px 0}.exercise-card h4{margin-top:0}.choice-button,.learn-button{border:1px solid #becbbb;border-radius:100px;background:var(--paper);color:var(--ink);padding:11px 18px;font-size:14.75px;line-height:1.4;margin:4px 8px 4px 0}.choice-button:hover,.learn-button:hover{background:var(--lime)}.choice-button[aria-pressed=true],.learn-button.primary{background:var(--ink);color:var(--paper)}.feedback{padding:14px 17px;border-left:3px solid var(--ink);background:#e8eddf;border-radius:0 8px 8px 0;margin-top:15px;font-size:14.75px;line-height:1.8}.feedback:empty{display:none}.progress-track{height:6px;background:#dfe4d5;border-radius:5px;overflow:hidden;margin:12px 0}.progress-fill{height:100%;background:var(--ink);transition:width .25s}.review-card{padding:35px;text-align:center;max-width:650px;margin:0 auto;min-height:350px}.review-card [lang=ko]{font-family:'Noto Sans KR',sans-serif}.composer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:25px 0}.composer-grid label{font-size:13.5px;font-weight:600}.composer-grid select{display:block;width:100%;margin-top:9px;padding:12px;border:1px solid #b6c6b1;border-radius:10px;background:var(--paper);font-size:22.5px;color:var(--ink)}.composer-output{font-size:100px;text-align:center;line-height:1.5;margin:15px 0;background:var(--lime);border-radius:15px}.learning-shell table{border-collapse:collapse;width:100%;font-size:13.5px}.learning-shell td,.learning-shell th{padding:9px;text-align:left;border-bottom:1px solid var(--line)}.learning-shell [role=tabpanel]{min-width:0}.learning-shell .choice-grid{display:flex;flex-wrap:wrap;gap:7px}.learning-shell hr{border:0;border-top:1px solid var(--line);margin:25px 0}.learning-shell small{font-size:12.5px}.learning-shell .learning-header,.learning-shell .learning-summary{padding:18px 25px;border-bottom:1px solid var(--line)}.learning-shell .learning-header h3{margin:0}.learning-shell .learning-controls{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.learning-shell ul{font-size:14.75px;line-height:1.9}.learning-shell [hidden]{display:none!important}
.learning-head{padding:20px 25px 10px}.learning-progress-line{display:flex;justify-content:space-between;gap:15px;font-size:13.5px}.learning-foot{padding:15px 25px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:15px}.learning-foot p{margin:0}.learning-foot .text-button{white-space:nowrap}.learning-tab.is-active{background:var(--ink);color:var(--cream)}.lesson-item{display:flex;gap:11px;align-items:baseline}.lesson-item[aria-current=step]{background:var(--lime);border-color:#bacf5a}.lesson-number{min-width:19px;font-weight:700;font-size:11.25px}.lesson-group{font-size:9px;font-weight:700;letter-spacing:.6px;margin:15px 9px 8px}.learning-eyebrow{font-size:10.25px!important;font-weight:700;letter-spacing:1.3px;color:var(--muted);margin-bottom:12px!important}.lesson-focus{font-size:15.75px;color:var(--muted)}.lesson-steps{padding-left:19px;font-size:14.75px;line-height:1.85}.lesson-steps li{padding-left:5px;margin:12px 0}.lesson-examples{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0 15px}.example-card{border:1px solid var(--line);border-radius:12px;padding:15px 10px;text-align:center}.example-card p.korean-example{font-size:35px;line-height:1.5;margin-bottom:7px}.example-card p.example-meaning{font-size:11.25px;line-height:1.6;min-height:32px;margin-bottom:8px}.example-card .learn-button{font-size:11.25px;padding:7px 10px;margin:0}.question-choices{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}.choice-button{margin:0;min-width:70px}.choice-button.is-correct{background:var(--ink);color:var(--paper);opacity:1}.choice-button.is-incorrect{background:#f9dfd5;border-color:#dc9b85}.feedback.is-error{background:#fae8de;border-color:#bd553b}.primary-button{background:var(--ink);color:var(--cream);border-color:var(--ink)}.primary-button:hover{background:#2a5a4c}.text-button{background:transparent;border-color:transparent;text-decoration:underline;font-size:12.5px;padding:8px}.learning-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.review-section,.composer-section{padding:30px 34px}.review-section>h3,.composer-section>h3{font-size:30.5px;font-weight:500;letter-spacing:-1px}.review-card{border:1px solid var(--line);background:#f3f4e7;border-radius:15px;display:flex;align-items:center;justify-content:center;flex-direction:column;min-height:260px;padding:30px;margin:25px 0;max-width:none}.review-front{font-size:31.5px;line-height:1.5;margin:10px 0 28px;font-weight:500}.review-back{font-size:22.5px;line-height:1.7}.review-empty h4{font-size:24.75px;margin:16px 0 10px}.review-empty>p{font-size:14.75px;max-width:480px}.empty-symbol{font-size:36px;color:var(--ink)}.review-ratings{justify-content:center}.composer-grid{grid-template-columns:1fr 1fr;align-items:stretch;gap:30px}.composer-field{margin-bottom:15px}.composer-grid label{font-size:12.5px;display:block}.composer-grid select{font-size:19.25px;display:block;margin-top:5px}.composer-output{font-size:initial;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:20px;margin:0;background:var(--lime)}.composed-syllable{font-family:'Noto Sans KR',sans-serif;font-size:123.75px;line-height:1.3}.composer-formula{font-size:19.25px;line-height:1.5;margin:12px 0}.composer-output .listen-button{background:transparent;border-color:#8ba448;font-size:12.5px}.preset-button{font-family:'Noto Sans KR',sans-serif;font-size:24.75px;min-width:48px;padding:5px}.learning-shell .audio-status:empty{display:none}.learning-shell .completion-card h4{font-size:27px}.question-choices+.feedback{margin-bottom:14px}
@media(min-width:1440px){.hero{gap:50px}}@media(max-width:1100px){.wrap{padding-left:35px;padding-right:35px}.site-header{padding-left:35px;padding-right:35px}.hero{gap:10px}h1{font-size:63px;letter-spacing:-3.5px}.hero-art{transform:scale(.86);transform-origin:center}.path-cards article{padding:0 15px}.path-cards h3{font-size:17px}.letter-art{font-size:43px}.build>span{font-size:30.5px}.letter-art.build{font-size:18px}.build b{font-size:40px}.book-layout{gap:40px}.workbook-preview{transform:scale(.9)}h2{font-size:43px}.hero-actions{gap:17px}.hero-actions .text-link{font-size:13.5px}.learning-grid{grid-template-columns:200px 1fr}.lesson-content{padding:26px}.faq-section{gap:45px}}
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@media(max-width:800px){.lesson-group{grid-column:1/-1}.learning-progress-line{flex-wrap:wrap;gap:3px}.learning-foot{align-items:flex-start;flex-wrap:wrap}.review-section,.composer-section{padding:24px 20px}.lesson-examples{gap:6px}.example-card{padding:12px 7px}.example-card p.korean-example{font-size:29.25px}.learning-head{padding:18px 20px 9px}.review-front{font-size:26px}.review-ratings{gap:2px}}@media(max-width:430px){.hero-art .orbit-one{width:460px;height:460px}.composer-grid{grid-template-columns:1fr}.composer-grid label{display:block}.composer-grid select{max-width:none;width:100%;margin-top:7px}.composed-syllable{font-size:101.25px}.lesson-content h3{font-size:24.75px}.example-card p.example-meaning{font-size:10.25px}.learning-foot{padding:15px 20px}}
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/* Shared revised cover artwork */
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/* Comfortable screen reading sizes; preserve room for controls and translated names. */
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@media(max-width:600px){.site-header{gap:16px}.lesson-examples{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Keep actual reading content comfortable even where the compact layout uses small labels. */
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.learning-muted,.learning-eyebrow,.example-reading-hint{font-size:13px!important}
.learning-tab,.lesson-item,.text-button,.composer-output .listen-button{font-size:14px}.choice-button,.learn-button{font-size:16px}.example-card .learn-button{font-size:13px}
.prose p{font-size:18px}.learning-progress-line{font-size:14px}
@media(max-width:600px){.prose p{font-size:16px}.site-footer>p{flex-basis:100%;text-align:left}}