:root {
  color-scheme: light;
  --font: 'Noto Sans KR', sans-serif;
  --wordmark-font: 'Lora', serif;
  --bg:#F8F8F6;--surface:#FFFFFF;--outside:#EFEEE9;--ink:#1A1A1A;--ink2:#555555;--muted:#62615C;--line:#E1E0D9;--line-strong:#D3D2CA;--soft:#EFEEE9;
  --pri:#8A9B7C;--pri-press:#5A6E4E;--pri-text:#5A6E4E;--pri-hover:#A9B89B;--pri-soft:#EBEDE7;--pri-200:#C6CDBD;--brand:#8A9B7C;--on-pri:#171716;--good-title:#3F4A35;--bad-title:#8E332E;--bad-bg:#F3E8E6;
  --sh-card:0 1px 2px rgba(26,26,24,.05);--sh-hero:0 14px 30px rgba(86,96,73,.22);--r-card:20px;--r-btn:999px;
}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark;--bg:#1F1F1D;--surface:#262624;--outside:#2C2C2A;--ink:#F8F8F6;--ink2:#C2C1B6;--muted:#A3A19A;--line:#3A3A36;--line-strong:#7B7A79;--soft:#2C2C2A;--pri-press:#A9B89B;--pri-text:#8A9B7C;--pri-soft:#32352E;--pri-200:#4A5143;--brand:#A9B89B;--good-title:#B9C4AC;--bad-title:#FF9B96;--bad-bg:#382825;--sh-card:0 1px 4px rgba(0,0,0,.3);--sh-hero:0 18px 50px rgba(0,0,0,.38)}}
:root[data-theme="dark"]{color-scheme:dark;--bg:#1F1F1D;--surface:#262624;--outside:#2C2C2A;--ink:#F8F8F6;--ink2:#C2C1B6;--muted:#A3A19A;--line:#3A3A36;--line-strong:#7B7A79;--soft:#2C2C2A;--pri-press:#A9B89B;--pri-text:#8A9B7C;--pri-soft:#32352E;--pri-200:#4A5143;--brand:#A9B89B;--good-title:#B9C4AC;--bad-title:#FF9B96;--bad-bg:#382825;--sh-card:0 1px 4px rgba(0,0,0,.3);--sh-hero:0 18px 50px rgba(0,0,0,.38)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.65 var(--font);letter-spacing:-.025em;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}body:lang(ko){word-break:keep-all}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;letter-spacing:inherit;cursor:pointer}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--pri-press);outline-offset:5px}button{border:0}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:750;letter-spacing:-.055em;line-height:1.2}img{max-width:100%;display:block}em{font-style:normal}mark{background:none;color:inherit}[hidden]{display:none!important}.wrap{max-width:1200px;width:calc(100% - 112px);margin-inline:auto}.skip{position:fixed;top:8px;left:8px;z-index:100;background:var(--surface);padding:10px 20px;transform:translateY(-150%)}.skip:focus{transform:none}.eyebrow{display:flex;align-items:center;gap:12px;font-size:13px;font-weight:650;letter-spacing:.015em;color:var(--pri-press)}.small-line{height:1px;width:28px;background:var(--pri)}.tiny-caption{font-size:11px;font-weight:550;letter-spacing:.025em;color:var(--muted)}
.site-header{position:sticky;top:0;z-index:30;background:var(--bg);border-bottom:1px solid var(--line)}.nav-wrap{max-width:1320px;width:calc(100% - 80px);margin:auto;height:80px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:inline-flex;align-items:center;gap:9px;flex-shrink:0}.brand span{font:500 31px/1 var(--wordmark-font);color:var(--brand);letter-spacing:-.025em}.brand img{border-radius:10px}.desktop-nav{display:flex;gap:32px;margin-left:auto;margin-right:32px;font-size:13px;font-weight:500;color:var(--ink2)}.desktop-nav a:hover{color:var(--pri-press)}.nav-tools{display:flex;align-items:center;gap:14px}.language-control{display:flex;gap:7px;align-items:center;padding:10px 0;background:none;font-size:11px;font-weight:650;letter-spacing:.03em}.lang-en{color:var(--muted)}html:lang(en) .lang-en{color:var(--ink)}html:lang(en) .lang-ko{color:var(--muted)}.lang-divider{color:var(--line-strong);font-weight:400}.theme-control{background:none;width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--r-btn)}.theme-control:hover{background:var(--soft)}.nav-start{font-size:12px;padding:10px 17px;background:var(--pri);color:var(--on-pri);font-weight:650;border-radius:var(--r-btn);display:flex;gap:13px;align-items:center}.nav-start:hover{background:var(--pri-hover)}
.hero{display:grid;grid-template-columns:1.04fr 1fr;gap:70px;align-items:center;min-height:727px;padding:74px 0 94px}.hero-copy{position:relative;z-index:2}.hero h1{font-size:clamp(44px,4.55vw,66px);line-height:1.27;margin-top:26px;font-weight:760;letter-spacing:-.065em;white-space:nowrap}.hero h1 em{color:var(--pri)}.hero-description{font-size:16px;line-height:1.9;color:var(--ink2);margin-top:26px}.hero-actions{margin-top:34px;display:flex;flex-direction:column;align-items:flex-start;gap:18px}.button{display:inline-flex;align-items:center;justify-content:center;gap:30px;min-height:53px;padding:13px 24px;border-radius:var(--r-btn);font-size:14px;font-weight:650;transition:background .18s,transform .18s;line-height:1.5}.button:hover{transform:translateY(-2px)}.button:active{transform:scale(.98)}.primary{background:var(--pri);color:var(--on-pri)}.primary:hover{background:var(--pri-hover)}.secondary{background:var(--bg);border:1px solid var(--line-strong)}.secondary:hover{background:var(--soft)}.arrow{font-size:20px;font-weight:400}.text-link{font-size:13px;display:inline-flex;gap:20px;align-items:center;font-weight:550}.text-link:hover{color:var(--pri-press)}.hero-meta{font-size:11px;color:var(--muted);margin-top:25px;letter-spacing:0}.hero-art{position:relative;padding:28px 0 53px;min-width:0;isolation:isolate}.stage-outline{position:absolute;inset:7px 20px 72px -20px;background:var(--pri-soft);border:1px solid var(--line);border-radius:var(--r-card);transform:rotate(-5deg);z-index:-1}.lesson-scene{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-hero);padding:24px 26px;min-height:389px;transform:rotate(1deg)}.scene-top{display:flex;justify-content:space-between;align-items:center;font-size:11px}.scene-label{display:flex;align-items:center;gap:8px;font-weight:600}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--pri);display:inline-block;flex-shrink:0}.scene-counter{font-size:10px;letter-spacing:.07em;color:var(--muted);font-variant-numeric:tabular-nums}.sentence-history{margin-top:37px;display:flex;align-items:center;gap:12px;color:var(--muted);font-size:10px}.sentence-history>span:first-child{font-size:14px}.history-line{height:1px;width:25px;background:var(--line-strong)}.sentence-focus{min-height:130px;padding:20px 0 10px;display:flex;flex-direction:column;justify-content:center}.growing-sentence{font-size:39px;line-height:1.45;font-weight:700;letter-spacing:-.06em;word-break:keep-all}.growing-sentence .core{color:var(--pri-press)}.new-fragment{display:inline-block;animation:fragment-in .4s cubic-bezier(.2,.8,.2,1) both}.sentence-translation{font-size:11px;color:var(--muted);margin-top:7px;letter-spacing:0;min-height:18px}.piece-rail{display:flex;gap:5px;flex-wrap:wrap;min-height:30px;align-items:center;margin:6px 0 23px}.piece{font-size:10px;color:var(--muted);border:1px dashed var(--line-strong);padding:4px 9px;border-radius:var(--r-btn);transition:background .25s,color .25s,border-color .25s}.piece.added{background:var(--pri-soft);border-style:solid;border-color:var(--pri-200);color:var(--pri-press)}.scene-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:19px;border-top:1px solid var(--line)}.scene-explanation p{font-size:11px;margin-top:3px;line-height:1.5}.grow-button{display:flex;align-items:center;justify-content:center;gap:12px;font-size:11px;min-height:41px;min-width:123px;padding:10px 14px;border-radius:var(--r-btn);background:var(--pri);color:var(--on-pri);font-weight:650;white-space:nowrap;transition:transform .2s,background .2s}.grow-button:hover{background:var(--pri-hover);transform:translateY(-2px)}.grow-button:active{transform:scale(.94)}.plus{font-size:20px;line-height:1;font-weight:400}.floating-note{position:absolute;right:-29px;bottom:-12px;display:flex;gap:13px;align-items:center;background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:13px 19px;box-shadow:var(--sh-card);transform:rotate(-4deg);z-index:2}.note-symbol{width:41px;height:41px;display:grid;place-items:center;background:var(--pri-soft);border-radius:12px;color:var(--pri-press);font-size:21px;font-weight:650}.floating-note p{font-size:11px;font-weight:550;margin-top:1px}.floating-note svg{margin-left:10px;color:var(--pri-press)}.art-caption{display:flex;align-items:center;gap:8px;position:absolute;left:10px;bottom:12px;font-size:10px;color:var(--muted);transform:rotate(-4deg)}.caption-plus{font-size:24px}.art-index{position:absolute;left:-40px;bottom:17px;color:var(--line);font-size:107px;font-weight:400;line-height:1;letter-spacing:-.06em;z-index:-1}
.promise-strip{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;align-items:center;border-block:1px solid var(--line);min-height:123px;gap:25px}.promise-strip>p{font-size:14px;color:var(--muted);line-height:1.7}.promise-strip strong{color:var(--ink);font-weight:600}.promise-strip>div{display:flex;align-items:center;gap:14px;font-size:13px;font-weight:550}.strip-mark{font-size:10px;letter-spacing:.03em;color:var(--pri-press);height:29px;width:29px;border:1px solid var(--line-strong);border-radius:50%;display:grid;place-items:center;flex-shrink:0}
.experience-section{padding:129px 0 116px}.section-heading{text-align:center}.section-heading .eyebrow{justify-content:center}.section-heading h2{font-size:47px;line-height:1.27;margin-top:20px}.section-heading>p{font-size:15px;color:var(--ink2);line-height:1.85;margin-top:21px}.learning-lab{display:grid;grid-template-columns:290px 1fr;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);margin-top:50px;overflow:hidden;min-height:424px}.lab-nav{padding:28px 24px;background:var(--soft);display:flex;flex-direction:column;justify-content:center}.lab-tab{background:none;text-align:left;padding:24px 12px;display:flex;align-items:center;gap:14px;border-bottom:1px solid var(--line);color:var(--muted);min-height:87px;position:relative}.lab-tab:first-child{border-top:1px solid var(--line)}.lab-tab>span:first-child{font-size:10px;letter-spacing:.02em}.lab-tab strong{font-size:14px;font-weight:550}.lab-tab[aria-selected="true"]{color:var(--pri-press)}.lab-tab[aria-selected="true"]:before{content:"";width:3px;height:30px;border-radius:var(--r-btn);background:var(--pri);position:absolute;left:-24px}.tab-arrow{margin-left:auto;font-size:18px;opacity:0}.lab-tab[aria-selected="true"] .tab-arrow{opacity:1}.lab-body{min-width:0}.lab-panel{padding:28px 40px;min-height:424px;animation:panel-in .3s ease both}.panel-top{display:flex;align-items:center;justify-content:space-between;min-height:26px}.mini-mark{font-size:19px;color:var(--pri-press)}.compare-lines{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:35px}.compare-line{background:var(--bg);border:1px solid var(--line);border-radius:16px;text-align:left;padding:24px 19px;min-height:160px;transition:background .2s,border .2s,transform .2s}.compare-line.selected{background:var(--pri-soft);border-color:var(--pri)}.compare-line:hover{transform:translateY(-3px)}.compare-line>span{font-size:27px;font-weight:650;letter-spacing:-.06em;white-space:nowrap}.compare-line mark{position:relative;color:var(--pri-press)}.compare-line mark:after{content:"";position:absolute;height:2px;background:var(--pri);left:0;right:0;bottom:-6px;transform:scaleX(0);transition:transform .25s}.compare-line.selected mark:after{transform:scaleX(1)}.compare-line small{display:block;font-size:11px;line-height:1.65;letter-spacing:0;margin-top:18px;color:var(--ink2);font-weight:400}.comparison-foot{display:flex;align-items:center;gap:13px;margin-top:24px}.tag-chip{background:var(--pri-soft);border:1px solid var(--pri-200);font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--r-btn);color:var(--pri-press);white-space:nowrap}.comparison-foot p{font-size:12px;line-height:1.7;color:var(--ink2)}.interaction-hint{margin-top:22px;font-size:10px;line-height:1.7;color:var(--muted)}.demo-source{font-size:10px;text-align:center;color:var(--muted);margin-top:17px;line-height:1.8}.reset-button{background:none;font-size:10px;color:var(--muted);padding:7px 0 7px 10px}.reset-button:hover{color:var(--pri-press)}.question-prompt{font-size:13px;color:var(--ink2);margin-top:25px}.question-sentence{font-size:29px;font-weight:650;line-height:1.5;margin-top:7px;letter-spacing:-.06em}.question-sentence #answer-slot{color:var(--pri-press);display:inline-block;min-width:44px;text-align:center}.answer-options{display:flex;gap:12px;margin-top:22px}.answer-option{background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r-btn);font-size:20px;padding:10px 20px;display:flex;align-items:center;gap:18px;min-width:145px;transition:background .15s,transform .15s}.answer-option:hover{background:var(--pri-soft);transform:translateY(-2px)}.option-number{font-size:10px;color:var(--muted);border-right:1px solid var(--line-strong);padding-right:13px}.option-result{margin-left:auto;font-size:17px}.answer-option.correct{background:var(--pri-soft);border-color:var(--pri);color:var(--good-title)}.answer-option.wrong{background:var(--bad-bg);border-color:var(--bad-title);color:var(--bad-title);animation:nudge .3s ease}.answer-option:disabled{cursor:default;transform:none}.answer-feedback{background:var(--pri-soft);padding:13px 16px;margin-top:18px;border-radius:12px}.answer-feedback strong{color:var(--good-title);font-size:12px;font-weight:650}.answer-feedback p{font-size:11px;color:var(--ink2);margin-top:4px;line-height:1.8}.review-card{margin-top:20px;position:relative;display:flex;flex-direction:column;justify-content:center;min-height:265px;width:100%;background:var(--pri-soft);border:1px solid var(--pri-200);border-radius:var(--r-card);padding:26px;text-align:center;transition:transform .2s,background .2s}.review-card:hover{transform:translateY(-3px)}.review-card.is-flipped{background:var(--bg);animation:card-flip .38s ease}.review-card .card-label{font-size:10px;color:var(--pri-press);display:block;margin-bottom:22px}.review-card strong{display:block;font-size:27px;font-weight:650;letter-spacing:-.05em;line-height:1.5}.card-question{display:block;font-size:12px;color:var(--ink2);margin-top:11px}.review-back strong{font-size:40px;line-height:1}.card-why{display:block;font-size:12px;color:var(--ink2);margin:15px auto 6px;max-width:360px}.flip-label{display:flex;gap:9px;font-size:10px;color:var(--muted);margin-top:25px;justify-content:center}
.inside-section{background:var(--soft);overflow:hidden}.inside-layout{display:grid;grid-template-columns:1fr 1fr;gap:92px;align-items:center;padding-block:87px;min-height:780px}.inside-copy h2{font-size:48px;line-height:1.27;margin-top:20px}.section-description{font-size:14px;line-height:1.95;color:var(--ink2);margin-top:25px}.screen-selectors{margin-top:32px;max-width:370px}.screen-selector{display:flex;align-items:center;gap:18px;text-align:left;width:100%;min-height:84px;background:none;padding:15px 0;border-bottom:1px solid var(--line-strong);color:var(--muted)}.screen-selector:first-child{border-top:1px solid var(--line-strong)}.screen-number{font-size:10px;align-self:flex-start;margin-top:3px}.screen-selector strong{font-size:13px;font-weight:550;display:block}.screen-selector small{font-size:10px;display:block;margin-top:4px;color:var(--muted)}.screen-chevron{margin-left:auto;opacity:0;font-size:22px}.screen-selector.active{color:var(--pri-press)}.screen-selector.active .screen-chevron{opacity:1}.product-showcase{display:flex;align-items:center;flex-direction:column;position:relative;isolation:isolate}.phone-frame{position:relative;width:287px;background:var(--bg);border:6px solid var(--surface);border-radius:33px;box-shadow:var(--sh-hero);overflow:hidden;z-index:1}.phone-frame img{width:100%;height:auto;aspect-ratio:390/844;object-fit:cover}.phone-camera{display:none}.showcase-rule{width:475px;height:475px;border:1px solid var(--line-strong);border-radius:50%;position:absolute;top:65px;z-index:-1}.showcase-rule:before,.showcase-rule:after{content:"";position:absolute;inset:40px;border:1px solid var(--line);border-radius:50%}.showcase-rule:after{inset:80px}.showcase-label{margin-top:22px;font-size:10px;color:var(--muted);display:flex;align-items:center;gap:8px;z-index:1}.showcase-index{font-family:var(--wordmark-font);font-size:210px;line-height:1;position:absolute;bottom:9px;right:-75px;color:var(--line);letter-spacing:-.05em;z-index:0}.shot-dark{display:none}@media(prefers-color-scheme:dark){:root:not([data-theme="light"]) .shot-dark{display:block}:root:not([data-theme="light"]) .shot-light{display:none}}:root[data-theme="dark"] .shot-dark{display:block}:root[data-theme="dark"] .shot-light{display:none}
.courses-section{padding-block:104px;display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:70px;border-bottom:1px solid var(--line)}.courses-section h2{font-size:31px;line-height:1.4;margin-top:19px}.course-pair{display:grid;gap:12px}.course{display:flex;align-items:center;gap:20px;padding:21px 22px;border:1px solid var(--line);background:var(--surface);border-radius:var(--r-card);transition:transform .2s,border-color .2s}.course:hover{transform:translateX(4px);border-color:var(--pri)}.course-letter{height:54px;width:54px;background:var(--pri-soft);border-radius:15px;display:grid;place-items:center;font-size:28px;font-weight:600;color:var(--pri-press);flex-shrink:0}.course h3{font-size:17px;letter-spacing:-.03em;font-weight:600}.course p{font-size:11px;color:var(--muted);margin-top:4px}.course-arrow{font-size:20px;margin-left:auto;color:var(--pri-press)}
.plans-section{padding:115px 0 100px}.plans-section .section-heading h2{font-size:42px}.plans-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:900px;margin:47px auto 0}.plan{border:1px solid var(--line);border-radius:var(--r-card);background:var(--surface);padding:32px;display:flex;flex-direction:column}.plan.pro{background:var(--pri-soft);border-color:var(--pri)}.plan-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.plan-heading h3{font-size:18px;font-weight:650;letter-spacing:-.025em}.pill{font-size:10px;padding:4px 10px;border:1px solid var(--line-strong);border-radius:var(--r-btn);color:var(--muted);white-space:nowrap}.pro .pill{border-color:var(--pri-200);color:var(--pri-press)}.price{font-size:40px;font-weight:650;letter-spacing:-.055em;margin-top:26px;line-height:1.3}.price>span{font-size:13px;color:var(--muted);font-weight:400;letter-spacing:-.02em;margin-left:8px}.plan-sub{font-size:11px;color:var(--muted);margin-top:7px;min-height:20px}.plan ul{padding:0;margin:26px 0 32px;list-style:none;display:grid;gap:11px}.plan li{font-size:12px;color:var(--ink2);display:flex;gap:9px}.plan li:before{content:"✓";color:var(--pri-press);font-weight:600}.plan .button{width:100%;margin-top:auto;justify-content:space-between;min-height:49px;font-size:12px}.price-note{text-align:center;color:var(--muted);font-size:10px;line-height:1.9;margin-top:23px}
.faq-section{display:grid;grid-template-columns:1fr 1.3fr;gap:90px;padding:35px 0 110px}.faq-section h2{font-size:34px;line-height:1.35;margin-top:18px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{list-style:none;cursor:pointer;min-height:75px;display:flex;align-items:center;justify-content:space-between;gap:22px;font-size:13px;font-weight:550;padding:20px 0}summary::-webkit-details-marker{display:none}.faq-plus{font-size:22px;font-weight:400;color:var(--pri-press);transition:transform .2s;flex-shrink:0}details[open] .faq-plus{transform:rotate(45deg)}details>p{font-size:12px;line-height:1.95;color:var(--ink2);padding:0 28px 23px 0;max-width:600px}.closing{padding-bottom:70px}.closing-inner{position:relative;overflow:hidden;isolation:isolate;background:var(--pri);color:var(--on-pri);border-radius:var(--r-card);padding:55px 30px;min-height:375px;text-align:center;display:flex;align-items:center;flex-direction:column}.closing-inner>img{border-radius:15px;transform:rotate(-7deg);margin-bottom:20px}.closing-inner>p{font-size:12px}.closing h2{font-size:47px;letter-spacing:-.06em;margin-top:9px;line-height:1.3}.dark-button{background:var(--on-pri);color:var(--bg);margin-top:25px;font-size:12px;gap:35px}.dark-button:hover{background:var(--ink2)}:root[data-theme="dark"] .dark-button{color:var(--ink)}@media(prefers-color-scheme:dark){:root:not([data-theme="light"]) .dark-button{color:var(--ink)}}.closing-note{font-size:9px;margin-top:13px}.closing-word{font-family:var(--wordmark-font);position:absolute;bottom:-70px;left:22px;font-size:300px;line-height:1;color:var(--hero-chip,var(--pri-hover));letter-spacing:-.055em;z-index:-1;transform:rotate(-10deg)}
.site-footer{padding-bottom:34px}.footer-top{display:flex;align-items:center;gap:30px;border-bottom:1px solid var(--line);padding-bottom:27px}.footer-top .brand span{font-size:26px}.footer-top>p{font-size:11px;color:var(--muted)}.footer-top>a:last-child{font-size:11px;color:var(--ink2);margin-left:auto}.footer-top>a:last-child span{margin-left:12px}.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding-top:21px;color:var(--muted);font-size:9px;letter-spacing:0}.footer-bottom nav{display:flex;flex-wrap:wrap;gap:22px}.footer-bottom a:hover{color:var(--pri-press)}
.js-ready .reveal.is-visible{animation:reveal-in .6s cubic-bezier(.2,.7,.2,1) both}html:lang(en) h1{letter-spacing:-.065em;font-size:clamp(44px,4.7vw,68px);line-height:1.1}html:lang(en) h2{letter-spacing:-.045em}html:lang(en) .hero-description{letter-spacing:-.02em}html:lang(en) .hero-meta{font-size:10px}html:lang(en) .hero-copy>.eyebrow{letter-spacing:.06em}html:lang(en) .hero{gap:64px}html:lang(en) .course p{letter-spacing:0}
@keyframes reveal-in{from{opacity:.4;transform:translateY(18px)}to{opacity:1;transform:none}}@keyframes fragment-in{from{opacity:0;transform:translateY(-11px) scale(.94)}to{opacity:1;transform:none}}@keyframes panel-in{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}@keyframes nudge{0%,100%{transform:translateX(0)}30%{transform:translateX(-5px)}65%{transform:translateX(4px)}}@keyframes card-flip{0%{transform:perspective(900px) rotateY(-13deg) scale(.98)}100%{transform:none}}@keyframes icon-nod{0%,100%{transform:rotate(-4deg)}50%{transform:rotate(2deg) translateY(-5px)}}.floating-note.responding{animation:icon-nod .45s ease}
@media(min-width:1450px){.hero{min-height:760px}.hero h1{font-size:68px}.hero-art{margin-top:5px}}
@media(max-width:1100px){.wrap{width:calc(100% - 72px)}.nav-wrap{width:calc(100% - 60px)}.desktop-nav{gap:22px;margin-right:15px}.hero{gap:38px;min-height:670px}.hero h1{font-size:46px}.hero-description{font-size:14px}.lesson-scene{padding:22px 20px}.growing-sentence{font-size:32px}.floating-note{right:-16px}.hero-art .tiny-caption{font-size:10px}.scene-explanation p{font-size:10px}.grow-button{min-width:109px;font-size:10px;gap:7px;padding-inline:11px}.promise-strip{gap:12px}.promise-strip>div{font-size:12px;gap:10px}.learning-lab{grid-template-columns:250px 1fr}.lab-nav{padding-inline:20px}.lab-panel{padding:27px}.compare-line{padding:22px 15px}.compare-line>span{font-size:24px}.inside-layout{gap:48px}.inside-copy h2{font-size:42px}.showcase-index{right:-35px}.courses-section{gap:30px}.courses-section h2{font-size:28px}.course{padding:19px 17px;gap:15px}.course p{font-size:10px}.faq-section{gap:45px}html:lang(en) .hero{gap:38px}html:lang(en) h1{font-size:49px}}
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@media(max-width:480px){html{scroll-padding-top:83px}.wrap{width:calc(100% - 40px)}.nav-wrap{height:64px;width:calc(100% - 36px);gap:10px}.brand{gap:6px}.brand img{width:29px;height:29px;border-radius:8px}.brand span{font-size:26px}.nav-tools{gap:9px}.language-control{font-size:9px;gap:5px}.theme-control{width:32px;height:32px}.theme-icon{width:16px;height:16px}.nav-start{font-size:10px;padding:8px 12px;gap:8px}.hero{padding-top:46px;padding-bottom:41px;gap:29px}.eyebrow{font-size:11px;gap:8px}.small-line{width:22px}.hero h1{font-size:39px;margin-top:19px;letter-spacing:-.065em;line-height:1.29}.hero-description{font-size:12px;line-height:1.9;margin-top:20px}.hero-actions{gap:14px;margin-top:25px}.button{font-size:12px;min-height:49px;padding:12px 21px;gap:28px}.text-link{font-size:11px;gap:17px}.hero-meta{font-size:9px;margin-top:18px}.hero-art{padding:18px 4px 60px;min-height:369px}.lesson-scene{padding:19px 20px;min-height:321px;transform:rotate(1deg)}.stage-outline{inset:10px 18px 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small{font-size:9px;line-height:1.7;margin-top:18px}.comparison-foot{gap:9px;margin-top:21px;align-items:flex-start}.tag-chip{font-size:10px;padding:4px 9px}.comparison-foot p{font-size:10px;line-height:1.8;padding-top:2px}.interaction-hint{font-size:9px;margin-top:18px}.demo-source{font-size:8px;max-width:300px;margin-top:14px}.question-prompt{font-size:11px;margin-top:22px}.question-sentence{font-size:23px;margin-top:10px;white-space:nowrap}.question-sentence #answer-slot{min-width:35px}.answer-options{gap:10px;margin-top:22px}.answer-option{font-size:19px;padding:9px 14px;gap:15px;min-width:128px}.option-number{font-size:9px;padding-right:10px}.answer-feedback{padding:12px;margin-top:16px}.answer-feedback strong{font-size:10px}.answer-feedback p{font-size:9px;line-height:1.8}.reset-button{font-size:9px}.review-card{padding:24px 16px;min-height:258px;margin-top:13px}.review-card strong{font-size:23px}.review-card .card-label{font-size:9px;margin-bottom:24px}.card-question{font-size:10px}.review-back strong{font-size:36px}.card-why{font-size:10px}.flip-label{font-size:9px;margin-top:25px}.inside-layout{padding-block:62px;gap:33px}.inside-copy h2{font-size:33px;margin-top:16px}.section-description{font-size:12px;margin-top:19px;line-height:1.9}.screen-selectors{gap:7px;margin-top:24px}.screen-selector{gap:5px;min-height:60px;padding:13px 3px}.screen-number{font-size:7px}.screen-selector strong{font-size:9px}.phone-frame{width:245px;border-width:5px;border-radius:30px}.showcase-rule{width:335px;height:335px;top:70px}.showcase-index{font-size:145px;right:0;bottom:39px}.showcase-label{font-size:8px;margin-top:20px}.courses-section{padding-block:63px;gap:25px}.courses-section h2{font-size:26px;line-height:1.4;margin-top:16px}.course-pair{grid-template-columns:1fr;gap:10px}.course{padding:18px 21px;gap:16px}.course-letter{height:47px;width:47px;font-size:25px}.course h3{font-size:16px}.course 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strong{font-size:9px;letter-spacing:-.025em}html:lang(en) .hero-actions .button{font-size:11px}html:lang(en) .course p{font-size:10px}html:lang(en) .plans-section .section-heading h2{font-size:28px}html:lang(en) .plan li{font-size:10px}html:lang(en) .footer-bottom>span{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.js-ready .reveal{opacity:1;transform:none}}

/* Reading sizes for the 390px review. */
@media(max-width:480px){.hero-description{font-size:13px}.section-heading>p,.section-description{font-size:13px}.sentence-translation,.scene-explanation p{font-size:10px}.lab-tab strong{font-size:10px}.panel-top .tiny-caption{font-size:10px}.compare-line small,.comparison-foot p{font-size:11px}.question-prompt{font-size:12px}.answer-feedback strong,.answer-feedback p{font-size:11px}.interaction-hint{font-size:10px}.demo-source{font-size:9px}.plan li{font-size:12px}details>p{font-size:12px}summary{font-size:12px}html:lang(en) .hero-description{font-size:13px}html:lang(en) .lab-tab strong{font-size:10px}html:lang(en) .plan li{font-size:11px}}

.course-note{grid-column:1/-1;font-size:11px;line-height:1.8;color:var(--muted);margin-top:2px}
.ai-note+.price-note{margin-top:9px}

/* Review card preview rebuilt from the permitted UI capture with the current blank notation. */
.phone-frame{container-type:inline-size}.phone-frame.showing-card .shot-light,.phone-frame.showing-card .shot-dark{display:none!important}.card-phone-preview{position:relative;width:100%;aspect-ratio:390/844;padding:5.12cqw;background:var(--bg);font-family:var(--font);letter-spacing:-.02em;text-align:left;color:var(--ink)}.card-phone-heading{display:flex;align-items:center;justify-content:space-between;line-height:1.3;margin:2cqw 0 3.5cqw}.card-phone-heading strong{font-size:7.2cqw;font-weight:700}.card-phone-heading>span{font-size:3.8cqw;font-weight:550;color:var(--muted)}.card-phone-progress{height:1.4cqw;border-radius:var(--r-btn);background:var(--pri);margin-bottom:3.8cqw}.card-phone-sheet{height:82cqw;padding:7cqw;background:var(--surface);border-radius:5.12cqw;box-shadow:var(--sh-hero);display:flex;flex-direction:column;justify-content:space-between}.card-phone-kicker{font-size:3.55cqw;font-weight:550;color:var(--ink2)}.card-phone-sheet>div>strong{font-size:7.15cqw;line-height:1.5;letter-spacing:-.05em;font-weight:700;white-space:nowrap}.card-phone-sheet>div>p{font-size:3.7cqw;margin-top:2.2cqw}.card-phone-flip{font-size:3.55cqw;color:var(--ink2)}.card-phone-actions{display:grid;grid-template-columns:1fr 1fr;gap:2cqw;margin-top:3.1cqw}.card-phone-actions>span{display:grid;place-items:center;height:14.6cqw;border:1px solid var(--line-strong);border-radius:var(--r-btn);font-size:4.1cqw;font-weight:600;background:var(--surface)}.card-phone-actions>span:last-child{background:var(--pri);border-color:var(--pri);color:var(--on-pri)}.card-phone-report{margin-top:5cqw;font-size:3.7cqw;color:var(--ink2);font-weight:500}.card-phone-nav{position:absolute;bottom:0;left:0;right:0;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);padding:3.5cqw 1.5cqw 4cqw}.card-phone-nav>span{display:flex;flex-direction:column;align-items:center;gap:1cqw;color:var(--muted);font-size:3cqw;line-height:1.4}.card-phone-nav svg{width:4.8cqw;height:4.8cqw}.card-phone-nav .selected{color:var(--pri-press);font-weight:600}
@media(max-width:480px){html:lang(en) .promise-strip>div{white-space:normal;line-height:1.35}}