@font-face{font-family:Round;src:url('assets/round-extra-bold.woff2') format('woff2');font-weight:800;font-display:swap}
:root{--paper:#fbf7ea;--ink:#174d54;--muted:#536b6b;--coral:#e45239;--line:#dedecb;--mint:#edf3e5;--white:#fffdf6}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Apple SD Gothic Neo','Noto Sans KR',system-ui,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:5px}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid #297da7;outline-offset:5px}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin:0}h1,h2,h3,.brand,.button,.glyph{font-family:Round,'Apple SD Gothic Neo',sans-serif;font-weight:800}h1,h2{word-break:keep-all;letter-spacing:-.045em;line-height:1.25}h1{font-size:clamp(38px,4.25vw,64px)}h2{font-size:clamp(30px,3.3vw,46px)}h3{font-size:22px;line-height:1.4}.wrap{max-width:1200px;margin-inline:auto;padding-inline:40px}.section{padding-block:100px}.eyebrow{font-size:14px;letter-spacing:.015em;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:9px}.tiny-dot{width:9px;height:9px;background:var(--coral);border-radius:50%}.site-header{height:100px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:inline-flex;gap:10px;align-items:center;text-decoration:none;font-size:26px;letter-spacing:-1px}.brand img{border-radius:13px}.site-header nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:700}.site-header nav a{text-decoration:none}.nav-cta{background:var(--ink);color:var(--white);border-radius:100px;padding:11px 20px}.hero{min-height:620px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;padding-block:35px 65px}.hero-copy{position:relative;z-index:1}.hero h1{margin-bottom:25px}.underline{position:relative;z-index:0}.underline:after{content:'';position:absolute;left:0;right:0;bottom:1px;height:13px;border-radius:4px;background:#f6d478;z-index:-1}.lead{font-size:19px;line-height:1.85;letter-spacing:-.02em;color:var(--muted)}.hero-actions{display:flex;align-items:center;gap:24px;margin-top:32px;flex-wrap:wrap}.button{min-height:50px;display:inline-flex;align-items:center;justify-content:center;border-radius:100px;padding:13px 23px;text-decoration:none;font-size:15px;line-height:1.5}.primary{background:var(--coral);color:white;box-shadow:0 5px 0 #bc3e2a}.button:hover{filter:brightness(.96)}.text-link{font-size:14px;font-weight:700;display:inline-block;padding-block:10px}.hero-note{font-size:12px;color:var(--muted);margin-top:26px}.hero-art{position:relative;width:calc(100% + 25px);margin-left:-5px}.hero-art>img{width:100%;mix-blend-mode:multiply;mask-image:linear-gradient(to right,transparent,#000 6%,#000 94%,transparent)}.block-letters{position:absolute;inset:0;width:100%;height:100%;fill:var(--ink);font:800 154px Round,sans-serif;text-anchor:middle;dominant-baseline:central;pointer-events:none}.art-caption{position:absolute;bottom:3%;left:13%;background:white;border:1px solid var(--line);border-radius:16px 16px 16px 3px;padding:8px 15px;font-size:13px;font-weight:700;transform:rotate(-4deg);box-shadow:0 6px 14px #174d5410}.journey-band{background:var(--ink);color:var(--white);font-size:14px;font-weight:700}.journey-band>.wrap{display:flex;align-items:center;justify-content:center;gap:35px;padding-block:24px}.journey-band span{display:flex;align-items:center;gap:12px;white-space:nowrap}.journey-band i{height:12px;width:12px;border:3px solid #f6c94c;border-radius:50%;display:inline-block}.journey-band b{font-size:21px;color:#b7c6ad;letter-spacing:5px;font-weight:400}.section-heading{display:flex;justify-content:space-between;gap:32px;align-items:flex-end;margin-bottom:44px}.section-heading>p{color:var(--muted);font-size:15px;line-height:1.9;padding-bottom:5px}.screen-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:32px}.screen-tabs button{background:none;border:0;border-bottom:2px solid var(--line);text-align:left;padding:14px 4px 18px;color:var(--muted);cursor:pointer;font-size:13px;min-height:48px}.screen-tabs button span{margin-left:13px;font-size:17px;font-weight:700}.screen-tabs button[aria-selected=true]{color:var(--coral);border-color:var(--coral)}.screen-stage{padding:40px 60px 28px;background:#e8efdf;border-radius:24px}[hidden]{display:none!important}.device-frame{position:relative;border:12px solid #203f42;border-radius:28px;padding:3px;background:#203f42;max-width:820px;margin:auto;box-shadow:0 16px 34px #174d5420}.device-frame img{width:100%;border-radius:12px;aspect-ratio:4/3;object-fit:contain;background:var(--paper)}.screen-caption{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding-top:28px}.screen-caption h3{font-size:19px}.screen-caption p{font-size:14px;color:var(--muted)}.image-note{text-align:center;color:var(--muted);font-size:12px;margin-top:15px}.first-steps{background:#f1ead8}.split{display:grid;grid-template-columns:1.15fr 1fr;gap:100px;align-items:center}.section-lead{font-size:17px;line-height:1.9;margin-top:25px;color:var(--muted)}.muted{font-size:13px;color:var(--muted);margin-top:20px;line-height:1.9}.subjects{display:grid;gap:25px}.subject{display:flex;gap:22px;align-items:center}.glyph{width:80px;height:82px;border-radius:19px;display:flex;align-items:center;justify-content:center;font-size:47px;flex-shrink:0}.korean{background:#f8c6ba;color:#943a29;box-shadow:0 5px 0 #e9a895}.number{background:#f8db77;color:#775819;box-shadow:0 5px 0 #dec06b}.english{background:#b4d9e8;color:#27596c;box-shadow:0 5px 0 #95bfce}.subject h3{font-size:21px;margin-bottom:4px}.subject p{font-size:14px;color:var(--muted);word-break:keep-all}.parent-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;margin-block:42px 50px}.parent-grid article{border-top:1px solid var(--line);padding-top:20px}.feature-index{font-size:12px;color:var(--coral);font-weight:700}.parent-grid h3{margin-block:12px 10px}.parent-grid p{font-size:15px;color:var(--muted);word-break:keep-all}.promise{border:1px solid #ced7c6;background:var(--mint);border-radius:24px;padding:32px 36px;display:flex;align-items:center;justify-content:space-between;gap:30px}.promise strong{font-family:Round,sans-serif;font-size:24px;line-height:1.4;white-space:nowrap}.promise p{font-size:14px;color:var(--muted)}.promise a{font-size:13px;font-weight:700;white-space:nowrap}.start{background:#e8efdf}.start-inner{display:grid;grid-template-columns:1.15fr 1fr;gap:90px;align-items:center}.trial-list{padding:0;list-style:none;display:grid;gap:9px;margin-top:24px;font-size:15px}.trial-list li:before{content:'✓';color:var(--coral);font-weight:800;margin-right:12px}.launch-box{background:var(--white);border:1px solid #d5dccb;border-radius:28px;padding:36px;box-shadow:0 8px 0 #d2dcc6}.status-pill{display:inline-flex;align-items:center;gap:7px;background:#f4e9c8;border-radius:30px;font-size:12px;font-weight:700;padding:5px 12px}.status-pill>span{width:6px;height:6px;border-radius:50%;background:#9d7924}.launch-box h3{font-size:27px;margin-block:18px 12px;letter-spacing:-.035em}.launch-box>p{color:var(--muted);font-size:14px}.store-status{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.store-status>div{border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:4px}.store-status strong{font-size:15px}.store-status span{color:var(--muted);font-size:12px}.launch-box .launch-note{font-size:12px;margin-top:14px}.youtube{background:var(--ink);color:white;width:100%;margin-top:23px}.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.faq .text-link{margin-top:22px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:first-child{border-top:1px solid var(--line)}summary{list-style:none;padding:21px 35px 21px 0;font-weight:700;font-size:16px;cursor:pointer;position:relative;word-break:keep-all}summary::-webkit-details-marker{display:none}summary:after{content:'+';position:absolute;right:2px;top:16px;font-size:23px;font-weight:400}details[open] summary:after{content:'−'}.faq-list details p{padding:0 25px 22px 0;font-size:14px;color:var(--muted)}.site-footer{background:#efe9d9;padding-block:40px}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-bottom:25px}.footer-top nav{display:flex;gap:24px;flex-wrap:wrap;font-size:13px}.footer-top nav a{text-decoration:none}.site-footer p{font-size:12px;color:var(--muted)}.site-footer .fine-print{font-size:11px;margin-top:18px}.skip{position:fixed;top:-100px;left:20px;background:var(--ink);color:white;padding:12px 20px;z-index:10;border-radius:8px}.skip:focus{top:10px}
@media(max-width:1000px){.wrap{padding-inline:28px}.site-header nav{gap:18px}.hero{min-height:550px}.hero h1{font-size:44px}.lead{font-size:17px}.hero-actions{gap:12px}.hero-note{font-size:11px}.section{padding-block:75px}.split,.start-inner{gap:45px}.screen-stage{padding:32px}.screen-caption{display:block}.screen-caption p{margin-top:8px}.promise{flex-wrap:wrap}.promise a{margin-left:auto}.journey-band>.wrap{gap:20px}.journey-band b{letter-spacing:1px}.faq{gap:45px}}
@media(max-width:700px){.wrap{padding-inline:22px}.site-header{height:80px}.brand{font-size:23px}.brand img{width:38px;height:38px;border-radius:11px}.site-header nav>a:not(.nav-cta){display:none}.nav-cta{padding:10px 16px;font-size:12px}.hero{display:flex;flex-direction:column;align-items:stretch;padding-top:32px;padding-bottom:36px;gap:15px}.eyebrow{font-size:12px;margin-bottom:17px}.hero h1{font-size:clamp(36px,8.8vw,56px);margin-bottom:20px;line-height:1.3}.lead{font-size:16px}.hero-actions{margin-top:25px;gap:16px}.button{padding:13px 18px;font-size:13px}.text-link{font-size:12px}.hero-note{font-size:11px;letter-spacing:-.025em;margin-top:21px}.hero-art{width:min(100%,450px);margin:0 auto}.art-caption{font-size:12px}.journey-band>.wrap{padding-block:19px;gap:10px;justify-content:space-between;font-size:10px}.journey-band span{gap:5px}.journey-band i{width:9px;height:9px;border-width:2px}.journey-band b{font-size:12px;letter-spacing:-1px}.section{padding-block:62px}h2{font-size:31px}.section-heading{display:block;margin-bottom:26px}.section-heading>p{margin-top:20px;font-size:14px}.screen-tabs{gap:12px;margin-bottom:22px}.screen-tabs button{font-size:11px;padding-bottom:12px}.screen-tabs button span{display:block;font-size:13px;margin:4px 0 0}.screen-stage{padding:22px 14px;border-radius:20px}.device-frame{border-width:7px;border-radius:16px;padding:1px}.device-frame img{border-radius:8px}.screen-caption{padding:20px 6px 0}.screen-caption h3{font-size:17px}.screen-caption p{font-size:12px}.image-note{font-size:10px;line-height:1.7}.split,.start-inner,.faq{grid-template-columns:1fr;gap:35px}.section-lead{font-size:15px;margin-top:21px}.subjects{gap:23px}.glyph{width:66px;height:66px;font-size:39px;border-radius:15px}.subject{gap:18px}.subject p{font-size:13px}.parent-grid{grid-template-columns:1fr;gap:24px;margin-block:30px 35px}.parent-grid article{display:grid;grid-template-columns:30px 1fr;column-gap:12px;padding-top:19px}.feature-index{padding-top:4px}.parent-grid h3{font-size:20px;margin:0 0 10px}.parent-grid p{grid-column:2;font-size:14px}.promise{padding:26px;display:block}.promise strong{font-size:23px}.promise p{margin-top:17px;font-size:13px}.promise a{display:inline-block;margin-top:17px;font-size:12px}.launch-box{padding:27px}.launch-box h3{font-size:25px}.trial-list{font-size:14px}.faq{gap:25px}.faq h2 br{display:none}.faq .text-link{margin-top:12px}.faq-list summary{font-size:14px}.footer-top{align-items:flex-start;flex-direction:column;gap:20px}.footer-top nav{font-size:12px;gap:18px}}
@media(max-width:360px){.journey-band b{display:none}.journey-band>.wrap{gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}