@font-face{font-family:Nunito;src:url('/discovery-fonts/Nunito-discovery.woff2') format('woff2');font-weight:200 900;font-style:normal;font-display:swap}
@font-face{font-family:'Noto Sans KR';src:url('/discovery-fonts/NotoSansKR-discovery.woff2') format('woff2');font-weight:100 900;font-style:normal;font-display:swap}
:root{color-scheme:light;--ink:#173f36;--paper:#f7faf6;--mint:#eaf5ec;--line:#b8d1bd;--accent:#173f36;font-family:Nunito,'Noto Sans KR',sans-serif;background:var(--paper);color:var(--ink);scrollbar-color:#749e77 var(--paper)}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;font-size:17px;line-height:1.9;word-break:keep-all;overflow-wrap:break-word}
::selection{background:#ffc54a;color:var(--ink)}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:5px}
a:hover{text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible{outline:3px solid #3f63b7;outline-offset:5px;border-radius:4px}
img{display:block;max-width:100%;height:auto}
.skip-link{position:absolute;left:16px;top:-100px;padding:8px 16px;background:#fff;z-index:2}
.skip-link:focus{top:12px}
.site-header{max-width:1160px;margin:auto;padding:24px 32px 0}
.masthead{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;line-height:1}
.brand img{width:52px;height:52px;border-radius:16px}
.brand strong{font-size:32px;font-weight:900;letter-spacing:-.025em}
.start-link,.action{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:9px 22px;border-radius:16px;background:var(--ink);color:#fff;font-size:15px;font-weight:800;line-height:1.6;text-decoration:none}
.start-link:hover,.action:hover{background:#23613e;text-decoration:none}
.site-nav{display:flex;flex-wrap:wrap;gap:0 24px;margin-top:20px;padding:8px 0;border-bottom:1px solid var(--line);font-size:15px}
.site-nav a{display:inline-flex;align-items:center;min-height:44px;text-decoration:none}
.site-nav a:hover,.site-nav a[aria-current=page]{text-decoration:underline;text-decoration-thickness:2px}
main{max-width:820px;margin:0 auto;padding:64px 32px 72px}
h1,h2,h3{line-height:1.45;text-wrap:balance;font-weight:800}
h1{font-size:clamp(32px,5vw,44px);letter-spacing:-.025em;margin:0 0 24px;color:var(--accent)}
h2{font-size:25px;margin:52px 0 16px;letter-spacing:-.02em}
h3{font-size:20px;margin:30px 0 12px}
p{margin:0 0 18px}
li{margin-bottom:12px;padding-left:4px}
ul,ol{padding-left:24px}
.lead{font-size:21px;line-height:1.85;margin-bottom:36px}
.welcome{float:right;width:152px;margin:0 0 20px 28px;border-radius:16px}
.subject-list{margin:28px 0 0;padding:0;list-style:none}
.subject-list li{margin:0;padding:24px 0;border-top:1px solid var(--line)}
.subject-list li:last-child{border-bottom:1px solid var(--line)}
.subject-list a{font-size:22px;font-weight:800}
.subject-list p{margin:8px 0 0}
.english{--accent:#3f63b7}
.math{--accent:#087f70}
.hangul{--accent:#aa3f69}
.lesson-example{margin:32px 0;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sample-row{display:flex;justify-content:center;gap:clamp(16px,6vw,56px);align-items:flex-end;margin:0 0 24px}
.sample-item{display:flex;flex-direction:column;align-items:center;gap:12px;font-size:22px;font-weight:800}
.sample-item img{width:88px;height:88px;object-fit:contain}
.apple-row{display:flex;justify-content:center;gap:20px;margin-bottom:20px}
.apple-row img{width:76px;height:76px;object-fit:contain}
.syllable{text-align:center;font-size:clamp(32px,8vw,56px);font-weight:800;letter-spacing:.04em;margin-bottom:20px}
figcaption{font-size:15px;line-height:1.85}
.next-step{margin-top:48px;padding-top:28px;border-top:1px solid var(--line)}
.next-step .action{margin:4px 0 20px;background:var(--accent)}
.note{font-size:15px;line-height:1.85}
.facts-table{width:100%;margin:8px 0 24px;border-collapse:collapse;font-size:16px}
.facts-table th,.facts-table td{padding:12px 12px 12px 0;border-top:1px solid var(--line);text-align:left;vertical-align:top}
.facts-table th{width:9.5em;font-weight:800}
.facts-table tr:last-child th,.facts-table tr:last-child td{border-bottom:1px solid var(--line)}
.store-badges{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:12px}
.store-badges li{margin:0;padding:0}
.store-badge{display:flex;flex-direction:column;justify-content:center;min-height:56px;padding:9px 20px;border-radius:16px;border:1px solid var(--ink);background:var(--ink);color:#fff;line-height:1.45;text-decoration:none}
a.store-badge:hover{background:#23613e}
.store-badge-kicker{font-size:13px;font-weight:800}
.store-badge-name{font-size:17px;font-weight:800}
.store-badge-pending{background:transparent;border-style:dashed;border-color:var(--line);color:var(--ink)}
.site-footer{clear:both;max-width:1160px;margin:auto;padding:28px 32px 40px;border-top:1px solid var(--line);font-size:14px}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 24px;margin-bottom:12px}
.footer-links a{display:inline-flex;align-items:center;min-height:44px}
.site-footer p{margin-bottom:0}
.no-script{font-family:Nunito,'Noto Sans KR',sans-serif;position:relative;max-width:760px;margin:40px auto;padding:32px;background:var(--paper);color:var(--ink)}
.no-script h1{font-size:32px}
.no-script nav{display:flex;flex-wrap:wrap;gap:12px 24px}
.no-script nav a{display:inline-flex;align-items:center;min-height:44px}
@media(max-width:600px){body{font-size:16px}.site-header{padding:16px 20px 0}.brand img{width:44px;height:44px}.brand strong{font-size:28px}.start-link{padding:9px 16px}.site-nav{gap:0 20px;margin-top:14px}main{padding:40px 24px 52px}.lead{font-size:19px}.welcome{width:104px;margin-left:16px}h2{font-size:23px;margin-top:40px}.site-footer{padding:24px 24px 32px}.sample-item img{width:70px;height:70px}.sample-item{font-size:20px}.apple-row{gap:12px}.apple-row img{width:64px;height:64px}.no-script{margin:20px 16px;padding:24px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}