@charset "UTF-8";
:root{color-scheme:dark;--bg:#07090e;--panel:#0f141f;--panel-light:#131b28;--line:#253044;--muted:#8e9eb5;--white:#f8fafc;--green:#00e676;--blue:#3b82f6;--gold:#ffd600;--red:#ff2a54;--font:Inter,"Pretendard","Noto Sans KR","Malgun Gothic",Arial,sans-serif;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;background:var(--bg);color:var(--white);font-family:var(--font);font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased}body::selection{background:var(--green);color:var(--bg)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}img,svg{display:block}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid 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p{font-size:13px;color:#8395af;line-height:1.85}.step-icon{font-size:27px;color:#5b789c;margin-left:auto;padding-left:12px}.learning-controls{margin-top:39px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;gap:45px;justify-content:center;color:#8ca0ba;font-size:12px}.learning-controls>span{display:flex;align-items:center;gap:9px}.control-dot{width:5px;height:5px;border-radius:50%;background:var(--blue)}.track-list{margin-top:47px;border-top:1px solid var(--line)}.track-row{border-bottom:1px solid var(--line);transition:background .25s}.track-row[open]{background:linear-gradient(90deg,#111a25,rgba(15,20,31,.3))}.track-row summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:70px 1fr auto 45px;align-items:center;gap:25px;padding:27px 24px;min-height:109px}.track-row summary::-webkit-details-marker,.faq summary::-webkit-details-marker{display:none}.track-number{font:26px/1.2 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var(--mono);align-self:flex-start;margin-top:9px;color:#94a6be}.price>strong{font:54px/1 var(--mono);letter-spacing:-.075em}.price>span:last-child{font-size:11px;color:#7d91ac;margin-left:8px}.price-card ul{padding-top:25px;font-size:12px;color:#a7b6ca;margin-bottom:28px;min-height:141px}.price-card li{padding:5px 0;display:flex;gap:10px}.price-card li:before{content:"✓";color:#507a66;font-size:12px}.price-cta{width:100%;justify-content:space-between;margin-top:auto}.price-fine{font-size:10px;text-align:center;width:100%;margin-top:12px;color:#7186a1}.price-featured{border-color:#2d664d;background:radial-gradient(ellipse at 100% 0,rgba(0,230,118,.06),transparent 60%),linear-gradient(130deg,#101b22,#0c151a)}.price-featured>.eyebrow{color:var(--green)}.price-featured li:before{color:var(--green)}.price-ribbon{position:absolute;top:0;right:0;padding:8px 16px;background:#18362b;border-bottom-left-radius:5px;font:8px/1.4 var(--mono);letter-spacing:.12em;color:#8bdbb5}.pricing-caption{font-size:10px;color:#657d99;text-align:center;margin-top:19px}.faq{display:grid;grid-template-columns:.65fr 1.35fr;gap:85px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:23px 0;font-size:14px;color:#c4cfdd}.faq-list summary span{font-size:22px;font-weight:300;color:#6e87a7;line-height:1}.faq-list details[open] summary span{transform:rotate(45deg);color:var(--green)}.faq-list p{font-size:13px;color:#8498b3;line-height:1.95;padding:0 35px 23px 0}.closing{position:relative;margin-top:130px;padding:73px 0 85px;text-align:center;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:radial-gradient(ellipse at 50% 100%,rgba(0,230,118,.055),transparent 65%)}.closing .eyebrow{display:block;color:#729c88;font-size:10px}.closing h2{font-size:clamp(32px,3vw,45px);margin:26px 0 28px;line-height:1.4;position:relative}.closing-sub{display:block;font-size:10px;color:#778ba5;margin-top:14px}.closing-mark{position:absolute;right:45px;top:43px;font-size:230px;line-height:1;color:#101e22;font-family:Arial,sans-serif;user-select:none}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:35px;padding-block:42px}.site-footer .brand{font-size:15px}.site-footer p{color:#5d728f;font-size:10px;margin-top:13px}.footer-right{font-size:11px;text-align:right}.footer-right nav{display:flex;justify-content:flex-end;gap:28px;color:#8a9eb8}.footer-right a:hover{color:var(--green)}

/* Checkout keeps the same visual language, with a quiet linear purchase flow. */
.checkout-page .site-header{max-width:1440px}.checkout-page .back-to-course{color:#9bacc3;margin-left:auto;font-size:12px}.checkout-shell{width:min(1080px,calc(100% - 80px));margin:0 auto;padding:59px 0 0}.checkout-intro h1{font-size:41px;letter-spacing:-.055em;line-height:1.35;margin-top:16px}.checkout-intro>p{font-size:13px;color:#8ba0bb;margin-top:12px}.checkout-progress{margin:32px 0 31px;padding:0 0 26px;border-bottom:1px solid var(--line);list-style:none;display:flex;align-items:center;gap:33px;color:#607893}.checkout-progress>li{display:flex;align-items:center;gap:9px;font-size:11px}.checkout-progress>li:not(:last-child)::after{content:"/";color:#34465d;margin-left:24px}.checkout-progress>li>span{font:10px var(--mono)}.checkout-progress .is-current{color:#d6e4f3}.checkout-progress .is-current>span,.checkout-progress .is-done{color:var(--green)}.checkout-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:52px;align-items:start}.checkout-section{padding:4px 0 30px;margin-bottom:28px;border-bottom:1px solid var(--line)}.checkout-section-title{display:flex;align-items:center;gap:12px;margin-bottom:21px}.checkout-section-title>span:first-child{font:10px var(--mono);color:var(--green)}.checkout-section-title h2{font-size:18px;letter-spacing:-.035em;font-weight:600}.plan-options{display:grid;gap:11px;padding:0;margin:0;border:0}.plan-option{position:relative;display:flex;align-items:center;gap:14px;padding:21px 18px;border:1px solid #2a384d;background:var(--panel);border-radius:5px;cursor:pointer;transition:border-color .2s,background .2s}.plan-option:has(input:checked){border-color:#3d9c6e;background:#101f1c}.plan-option input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}.plan-option:has(input:focus-visible){outline:2px solid var(--green);outline-offset:4px}.plan-radio{width:17px;height:17px;border-radius:50%;border:1px solid #4e627e;display:grid;place-items:center;flex-shrink:0}.plan-option:has(input:checked) .plan-radio{border-color:var(--green)}.plan-option:has(input:checked) .plan-radio:after{content:"";width:7px;height:7px;border-radius:50%;background:var(--green)}.plan-option-copy{display:flex;flex-direction:column;gap:3px}.plan-option-copy strong{font-size:14px;font-weight:600;letter-spacing:-.025em}.plan-option-copy>span{font-size:11px;color:#8298b5}.plan-option-copy em{font:8px var(--mono);font-style:normal;color:#8ae8b5;letter-spacing:.05em;border:1px solid #2e644d;border-radius:2px;padding:2px 5px;margin-left:7px;vertical-align:2px}.plan-option-price{font:18px/1.2 var(--mono);margin-left:auto;flex-shrink:0}.plan-option-price strong{font-weight:500}.plan-option-price small{display:block;text-align:right;margin-top:6px;color:#7d91ac;font:9px var(--font)}.plan-caption{font-size:10px;color:#7890ad;margin-top:13px}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:17px}.field label{font-size:12px;font-weight:500;color:#a7b7cb}.field input,.field select{width:100%;background:#0c111b;border:1px solid #2a394e;color:#dce7f5;border-radius:4px;min-height:47px;padding:12px 13px;font-size:13px;line-height:1.5;transition:border-color .2s}.field input:hover,.field select:hover{border-color:#405773}.field input::placeholder{color:#4f6682}.field-hint{color:#6e86a3;font-size:10px}.track-select-field{margin-top:22px;margin-bottom:0}.track-select-field select{font-size:12px}.auth-intro{color:#879db7;font-size:12px;margin-bottom:20px}.button-google{border-color:#34465e;background:#101725;width:100%;font-size:12px;gap:12px;min-height:47px}.button-google:hover{background:#182337;border-color:#617c9f}.button-google svg{width:18px;height:18px}.auth-divider{display:flex;align-items:center;gap:16px;color:#5e7693;font-size:10px;margin:23px 0}.auth-divider:before,.auth-divider:after{content:"";height:1px;background:var(--line);flex:1}.auth-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:22px;gap:24px}.auth-tab{position:relative;padding:9px 0 12px;background:none;border:0;color:#6d85a3;font-size:12px}.auth-tab[aria-selected=true]{color:#d9e7f7}.auth-tab[aria-selected=true]:after{content:"";height:2px;position:absolute;left:0;right:0;bottom:-1px;background:var(--green)}#authSubmit{font-size:12px;min-height:47px;justify-content:space-between;margin-top:22px}.signed-in{display:flex;align-items:center;gap:13px;padding:18px;background:#101e1b;border:1px solid #285b43;border-radius:5px}.account-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font:15px var(--mono);color:var(--green);background:#183d2a;flex-shrink:0}.signed-in>div:nth-child(2){min-width:0;display:flex;flex-direction:column;gap:1px}.signed-in strong{font-size:13px;font-weight:550;overflow-wrap:anywhere}.signed-in span{font-size:11px;color:#86a795;overflow-wrap:anywhere}.text-button{background:none;border:0;padding:5px;font-size:10px;color:#99b5a8}.signed-in .text-button{margin-left:auto;flex-shrink:0}.text-button:hover{color:var(--green)}.secure-label{margin-left:auto;display:flex;align-items:center;gap:5px;font-size:10px;color:#7d94af}.secure-label svg{width:13px;height:13px;stroke:currentColor;stroke-width:1.2;fill:none}.payment-message{font-size:12px;color:#8b9fb9;background:#101725;border:1px dashed #2b3c54;border-radius:4px;line-height:1.9;padding:18px}.payment-terms{margin-top:15px;margin-bottom:20px}.check-label{display:flex;align-items:flex-start;gap:10px;cursor:pointer;font-size:12px;color:#becde0;line-height:1.85}.check-label input{accent-color:var(--green);width:16px;height:16px;margin-top:4px;flex-shrink:0}.check-label strong{color:var(--white);font-weight:600;white-space:nowrap}.payment-terms>p{font-size:10px;color:#758ca8;margin-left:26px;margin-top:7px}.paypal-buttons{min-height:48px;margin-top:20px;position:relative;z-index:1}.paypal-caption{font-size:10px;color:#6b829f;line-height:1.8;margin-top:15px}.payment-success{border:1px solid #2c7b50;background:#0f2219;text-align:center;border-radius:5px;padding:31px 20px}.success-check{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:#14482b;color:var(--green);font-size:21px;margin:0 auto 15px}.payment-success h3{font-size:17px}.payment-success p{font-size:12px;color:#8fbea5;margin-top:8px;margin-bottom:22px}.payment-success .button{font-size:12px;min-height:46px}.order-summary{position:sticky;top:30px;background:linear-gradient(140deg,#111925,#0c131d);border:1px solid #2b3a50;border-radius:7px;padding:27px 25px}.order-summary>.eyebrow{font-size:9px;color:#6e86a3}.order-summary h2{font-size:18px;margin-top:10px;font-weight:550}.summary-visual{position:relative;overflow:hidden;border:1px solid #1e3443;background:#0a121b;border-radius:3px;margin-top:22px;margin-bottom:22px}.summary-visual svg{width:100%;height:auto;opacity:.8}.summary-visual>span{position:absolute;bottom:10px;left:12px;font:8px var(--mono);color:#3b866b;letter-spacing:.15em}.summary-plan>span{font:9px var(--mono);color:var(--green);letter-spacing:.1em}.summary-plan h3{font-size:17px;margin-top:7px;line-height:1.6;font-weight:550}.summary-plan p{font-size:11px;color:#7b94b2;margin-top:5px}.selected-lesson{margin-top:21px;padding:15px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.selected-lesson>span{font-size:9px;color:#68819f}.selected-lesson p{font-size:11px;color:#a2b5cd;line-height:1.8;margin-top:5px}.summary-totals{margin:21px 0 0;font-size:11px}.summary-totals>div{display:flex;justify-content:space-between;gap:20px;margin-top:9px}.summary-totals dt{color:#7891af}.summary-totals dd{margin:0;color:#b2c3d9}.summary-totals .summary-total{border-top:1px solid var(--line);margin-top:19px;padding-top:19px;align-items:baseline}.summary-total dt{color:#a7bbd4;font-size:12px}.summary-total dd>span{font:9px var(--mono);color:#819bb9}.summary-total strong{font:26px var(--mono);letter-spacing:-.06em;color:var(--white)}.summary-footnote{font-size:9px;color:#6b86a4;margin-top:13px}.order-summary>.text-link{font-size:10px;margin-top:24px;gap:8px;line-height:1.9}.checkout-education-note{font-size:10px;color:#5f7694;line-height:1.8;margin:9px 0 40px}.checkout-footer{width:min(1080px,calc(100% - 80px));margin:0 auto;border-top:1px solid var(--line);padding:23px 0 30px;display:flex;align-items:center;gap:30px;color:#5b7390;font-size:10px}.checkout-footer>span:last-child{margin-left:auto;font-family:var(--mono);font-size:9px}.checkout-footer a{color:#91a7c2}.notice,.form-message{border-radius:4px;padding:13px 15px;font-size:12px;line-height:1.8;background:#132132;border:1px solid #304f72;color:#9dc2ed;margin-bottom:23px}.form-message{margin-top:14px;margin-bottom:0}.form-message.error{color:#ffbdc9;background:#25151f;border-color:#6f2d40}.notice.is-warning{background:#252310;border-color:#5c5424;color:#d9ca7e}.noscript-notice{position:fixed;bottom:0;left:0;right:0;background:#26251c;padding:15px;text-align:center;font-size:12px;color:#f7e8b1;z-index:100}.noscript-notice a{text-decoration:underline}

@media(min-width:1500px){.hero-copy{grid-template-columns:minmax(0,1fr) 335px}.hero-side p{font-size:15px}.section-space{padding-top:150px}}
@media(max-width:1150px){.section-shell{width:calc(100% - 72px)}.site-header{padding-inline:36px;gap:20px}.desktop-nav{gap:22px;margin-right:5px}.header-actions{gap:17px}.hero-copy{gap:35px;grid-template-columns:minmax(0,1fr) 275px}.hero h1{font-size:clamp(37px,4.6vw,59px)}.hero-side p{font-size:12px}.facts-strip>div{gap:9px;flex-wrap:wrap}.facts-strip>div>span{font-size:10px}.approach-grid{gap:60px}.track-row summary{grid-template-columns:50px 1fr auto 25px;gap:20px;padding-inline:20px}.track-detail{padding-left:90px;padding-right:65px}.checkout-layout{gap:30px;grid-template-columns:minmax(0,1fr) 310px}.checkout-shell{width:calc(100% - 72px)}.checkout-footer{width:calc(100% - 72px)}}
@media(max-width:900px){.site-header{height:80px}.desktop-nav{display:none}.header-actions{margin-left:auto}.section-shell{width:calc(100% - 56px)}.site-header{padding-inline:28px}.hero{padding-top:31px}.hero-copy{grid-template-columns:1fr 245px;gap:25px;padding-top:33px}.hero h1{font-size:clamp(32px,4.7vw,43px)}.hero-side p{font-size:11px}.hero-side .button{font-size:12px;padding:13px 16px;min-height:47px}.edition{display:none}.stage-bottom{grid-template-columns:1fr}.stage-tabs{border-bottom:1px solid #202d3c}.stage-tab:last-child{border-right:0}.stage-bottom>p{max-width:none;font-size:11px;padding:12px 20px;min-height:45px}.facts-strip{grid-template-columns:repeat(4,1fr);gap:16px}.facts-strip>p{display:none}.facts-strip>div{display:flex;flex-direction:column;gap:7px}.facts-strip>div:nth-child(4){border:0}.section-space{padding-top:95px}.heading-split{align-items:flex-start;gap:30px}.heading-split>p{font-size:11px;max-width:250px;padding-top:52px}.approach-grid{gap:35px;grid-template-columns:.85fr 1.15fr;margin-top:40px}.approach-statement{padding:24px;min-height:320px}.approach-statement>p{font-size:28px}.big-asterisk{right:20px;top:15px;font-size:70px}.learning-steps article{gap:15px;padding:23px 0}.learning-steps p{font-size:11px}.learning-steps h3{font-size:17px}.learning-steps .step-icon{font-size:23px;padding-left:0}.learning-controls{gap:25px;font-size:10px}.track-row summary{grid-template-columns:40px 1fr auto 20px;gap:17px;padding:23px 19px;min-height:97px}.track-name h3{font-size:18px}.track-name>span{font-size:8px}.track-number{font-size:22px}.track-meta{font-size:10px}.track-detail{padding:0 57px 24px 76px}.track-detail>p{font-size:11px}.track-topics>span{font-size:9px}.track-detail .text-link{font-size:10px}.price-card{padding:29px}.price-card h3{font-size:23px}.price-card li{font-size:11px}.price-ribbon{font-size:7px;padding:6px 10px}.faq{gap:40px;grid-template-columns:.65fr 1.35fr}.faq-list summary{font-size:12px}.faq-list p{font-size:11px}.closing{margin-top:95px}.checkout-layout{grid-template-columns:minmax(0,1fr) 278px;gap:23px}.checkout-shell,.checkout-footer{width:calc(100% - 56px)}.checkout-intro h1{font-size:35px}.order-summary{padding:23px 18px}.plan-option{padding:17px 12px;gap:11px}.plan-option-copy strong{font-size:12px}.plan-option-copy em{display:block;width:max-content;margin:4px 0 0}.plan-option-copy>span{font-size:10px}.plan-option-price{font-size:17px}.plan-caption{font-size:9px}.checkout-section-title h2{font-size:16px}.secure-label{font-size:9px}.checkout-progress{gap:20px}.checkout-progress>li:not(:last-child)::after{margin-left:14px}}
@media(max-width:700px){.section-shell{width:calc(100% - 40px)}.site-header{padding-inline:20px;height:73px}.brand{font-size:17px;gap:8px}.brand img{width:30px;height:30px}.brand small{font-size:6px;margin-top:3px}.header-actions{gap:12px}.language-control svg{display:none}.language-control select{font-size:10px;max-width:82px}.button-small{min-height:34px;padding:7px 11px;font-size:10px;gap:15px}.hero{padding-top:27px}.hero-topline .eyebrow{font-size:8px;letter-spacing:.11em}.hero-copy{display:block;padding-top:28px;padding-bottom:30px}.hero h1{font-size:clamp(32px,7vw,46px);letter-spacing:-.06em;line-height:1.3}.hero-side{margin-top:23px}.hero-side p{font-size:12px;line-height:1.8}.hero-side p br:first-child{display:none}.hero-side .button{width:auto;min-width:241px;gap:35px;min-height:48px;font-size:12px}.hero-side .button-note{font-size:9px!important;letter-spacing:0}.stage-top{padding:10px 12px}.stage-wordmark{font-size:8px;letter-spacing:.07em;gap:5px}.tiny-grid{font-size:13px}.demo-label{font-size:8px}.stage-top>div{gap:8px}.icon-button{width:24px;height:24px;font-size:11px}.market-diagram{padding:0;position:relative}.market-diagram>svg{width:150%;max-width:none;margin-left:-20%;height:auto;min-height:217px}.stage-tab{font-size:10px;padding:14px 5px}.stage-tab>span{font-size:8px;margin-right:4px}.stage-bottom>p{font-size:10px;padding:11px 13px;min-height:52px}.facts-strip{padding-block:23px;gap:10px}.facts-strip strong{font-size:25px}.facts-strip strong>span{font-size:10px}.facts-strip>div>span{font-size:9px;letter-spacing:-.03em}.section-space{padding-top:76px}.section-heading .eyebrow{font-size:9px;letter-spacing:.11em;margin-bottom:18px}.section-heading h2{font-size:30px}.heading-split{display:block}.heading-split>p{padding-top:19px;max-width:100%;font-size:12px}.approach-grid{grid-template-columns:1fr;gap:30px;margin-top:29px}.approach-statement{min-height:222px;padding:24px 25px}.approach-statement>p{font-size:28px;line-height:1.4;padding:0 0 18px}.approach-statement>p br:first-child{display:none}.big-asterisk{right:25px;top:27px;font-size:95px}.small-caption{font-size:7px}.learning-steps article{gap:21px;padding:21px 0}.learning-steps h3{font-size:18px}.learning-steps p{font-size:12px}.learning-controls{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;padding:19px 13px;justify-items:start;margin-top:27px;font-size:10px}.learning-controls>span:first-child{position:relative}.control-dot{width:4px;height:4px}.track-list{margin-top:28px}.track-row summary{grid-template-columns:27px 1fr 16px;gap:13px;padding:20px 12px;min-height:90px}.track-name h3{font-size:18px;letter-spacing:-.045em}.track-name>span{font-size:7px;letter-spacing:.08em}.track-number{font-size:19px}.track-meta{display:none}.track-toggle{font-size:23px}.track-detail{display:block;padding:0 17px 23px 52px}.track-detail>p{font-size:11px;line-height:1.9}.track-topics{margin:14px 0;gap:5px}.track-topics>span{padding:2px 7px;font-size:8px}.track-detail .text-link{font-size:11px}.curriculum-note{font-size:9px;line-height:2}.price-grid{grid-template-columns:1fr;gap:19px;margin-top:29px}.price-card{padding:28px}.price-card h3{font-size:25px}.price-card ul{min-height:0;margin-bottom:25px}.price{margin-top:23px;padding-bottom:23px}.price>strong{font-size:49px}.price-card li{font-size:12px}.price-fine{font-size:9px}.pricing-caption{text-align:left;line-height:1.9;font-size:9px}.faq{grid-template-columns:1fr;gap:29px}.faq-list summary{font-size:13px;padding:19px 0;line-height:1.6}.faq-list p{font-size:12px;padding-right:20px;line-height:1.95}.closing{margin-top:75px;padding:54px 15px 59px}.closing .eyebrow{font-size:8px}.closing h2{font-size:29px;margin-top:24px}.closing .button{font-size:12px;min-height:49px;padding-inline:18px;gap:23px}.closing-mark{right:-19px;top:60px;font-size:190px}.closing-sub{font-size:9px}.site-footer{display:block;padding-top:33px;padding-bottom:35px}.footer-right{margin-top:28px;text-align:left}.footer-right nav{justify-content:flex-start;gap:27px;font-size:10px}.site-footer p{font-size:9px}.checkout-page .site-header{gap:15px}.checkout-page .back-to-course{font-size:10px;gap:7px}.checkout-shell{width:calc(100% - 40px);padding-top:36px}.checkout-intro>.eyebrow{font-size:9px}.checkout-intro h1{font-size:31px;margin-top:13px}.checkout-intro>p{font-size:12px}.checkout-progress{margin-top:25px;margin-bottom:26px;padding-bottom:21px;gap:17px}.checkout-progress>li{font-size:10px;gap:7px}.checkout-progress>li>span{font-size:9px}.checkout-progress>li:not(:last-child)::after{margin-left:8px}.checkout-layout{display:flex;flex-direction:column;gap:0}.checkout-main{width:100%}.checkout-section{padding-bottom:26px;margin-bottom:25px}.checkout-section-title{gap:10px;margin-bottom:18px}.checkout-section-title h2{font-size:17px}.plan-option{padding:19px 16px;gap:12px}.plan-option-copy strong{font-size:13px}.plan-option-copy em{display:inline-block;margin:0 0 0 6px;font-size:7px;vertical-align:2px}.plan-option-copy>span{font-size:10px}.plan-option-price{font-size:20px}.plan-option-price small{font-size:9px}.plan-caption{font-size:10px}.field input,.field select{font-size:16px}.field select{font-size:13px}.secure-label{font-size:10px}.order-summary{position:static;order:-1;width:100%;margin-bottom:29px;padding:21px}.order-summary>.eyebrow{display:none}.order-summary h2{font-size:13px;color:#8ba2bf;margin:0 0 11px}.summary-visual{display:none}.summary-plan>span{font-size:8px}.summary-plan h3{font-size:19px;margin-top:5px}.summary-plan p{font-size:11px}.selected-lesson{margin-top:15px;padding:12px 0;display:flex;gap:15px;align-items:baseline}.selected-lesson>span{white-space:nowrap;flex-shrink:0}.selected-lesson p{margin:0;font-size:10px}.summary-totals{margin-top:15px}.summary-totals>div:not(.summary-total){display:none}.summary-totals .summary-total{border:0;margin:0;padding:0}.summary-total dt{font-size:11px}.summary-total strong{font-size:25px}.summary-footnote{font-size:9px;margin-top:8px}.order-summary>.text-link{font-size:10px;margin-top:15px}.checkout-education-note{margin-top:0;font-size:9px;margin-bottom:29px}.checkout-footer{width:calc(100% - 40px);font-size:9px;gap:20px;padding-bottom:24px}.checkout-footer>span:last-child{display:none}.notice,.form-message{font-size:11px}.signed-in{padding:15px}.payment-success h3{font-size:16px}}
@media(max-width:380px){.section-shell{width:calc(100% - 30px)}.site-header{padding-inline:15px}.header-actions{gap:8px}.brand{font-size:15px}.brand img{width:27px;height:27px}.hero h1{font-size:30px}.track-row summary{gap:9px}.track-name h3{font-size:16px}.hero-topline .eyebrow{font-size:7px}.stage-wordmark{font-size:7px}.stage-tab{font-size:9px}.facts-strip strong{font-size:22px}.facts-strip>div>span{font-size:8px}.checkout-shell,.checkout-footer{width:calc(100% - 30px)}.checkout-progress{gap:11px}.checkout-progress>li{font-size:9px;gap:5px}.checkout-progress>li:not(:last-child)::after{margin-left:4px}.plan-option-copy em{display:block;width:max-content;margin:4px 0 0}.plan-option{padding-inline:12px}.checkout-page .back-to-course{font-size:9px}}
.price-grid-single{grid-template-columns:1fr}.price-card-single{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:60px;align-items:center;padding:44px}.pass-description>.eyebrow{font-size:10px}.pass-description h3{font-size:28px}.pass-description ul{min-height:0;margin-bottom:0;padding-top:24px}.pass-purchase{padding-left:42px;border-left:1px solid #2c493c;width:100%}.pass-purchase .price{border:0;margin-top:0;margin-bottom:27px;padding-bottom:0}.pass-purchase .price>strong{font-size:76px}.pass-purchase .price>.currency{margin-top:13px}.pass-purchase .price-cta{font-size:12px;gap:12px}.pass-purchase .price-fine{font-size:9px;line-height:1.8}.single-pass-summary{display:flex;align-items:center;gap:14px;padding:23px 19px;border:1px solid #3d9c6e;border-radius:5px;background:#101f1c}.pass-check{display:grid;place-items:center;width:27px;height:27px;border:1px solid #337b52;background:#183d2a;border-radius:50%;color:var(--green);font-size:13px;flex-shrink:0}.single-pass-copy{display:flex;flex-direction:column;gap:5px}.single-pass-copy>strong{font-size:14px;font-weight:600;letter-spacing:-.025em}.single-pass-copy>strong>em{display:block;font:8px/1.5 var(--mono);font-style:normal;letter-spacing:.07em;color:#79cd9e;margin-top:4px}.single-pass-copy>span{font-size:10px;color:#8cab9b}.single-pass-price{font:23px/1.1 var(--mono);margin-left:auto;white-space:nowrap}.single-pass-price strong{font-weight:500}.single-pass-price small{display:block;font:9px/1.5 var(--font);color:#91ac9e;margin-top:7px;text-align:right}
@media(max-width:900px){.price-card-single{grid-template-columns:1fr 280px;gap:29px;padding:30px}.pass-purchase{padding-left:26px}.pass-description h3{font-size:23px}.pass-purchase .price>strong{font-size:65px}.single-pass-summary{padding:20px 13px;gap:11px}.single-pass-copy>strong{font-size:12px}.single-pass-copy>span{font-size:9px}.single-pass-price{font-size:21px}.single-pass-price small{font-size:8px}}
@media(max-width:700px){.price-card-single{grid-template-columns:1fr;gap:28px;padding:29px}.pass-description h3{font-size:25px}.pass-purchase{padding:26px 0 0;border-left:0;border-top:1px solid #2c493c}.pass-purchase .price{margin-bottom:22px}.pass-purchase .price>strong{font-size:66px}.single-pass-summary{padding:21px 15px;gap:12px}.single-pass-copy>strong{font-size:13px}.single-pass-copy>span{font-size:10px}.single-pass-price{font-size:25px}.single-pass-price small{font-size:9px}}
@media(max-width:380px){.single-pass-summary{padding:17px 12px;gap:10px}.pass-check{width:23px;height:23px}.single-pass-copy>strong{font-size:12px}.single-pass-copy>span{font-size:9px}.single-pass-price{font-size:22px}.single-pass-price small{font-size:8px}}
.member-nav{display:flex;align-items:center;gap:14px;font-size:12px;flex-shrink:0}.member-nav a{color:#b6c1d0}.member-nav a:hover{color:#00e676}.member-nav #memberRegister{color:#00e676}.member-nav #memberProfile{display:flex;gap:7px;align-items:center}.member-nav #memberName{max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#f3f6fb}.site-header:has(.member-nav){height:auto;min-height:94px;padding-block:18px;flex-wrap:wrap}.site-header:has(.member-nav) .desktop-nav{gap:20px;margin-right:0}.site-header:has(.member-nav) .header-actions{margin-left:auto;flex-wrap:wrap;gap:18px}@media(max-width:700px){.site-header:has(.member-nav){gap:16px}.site-header:has(.member-nav) .header-actions{width:100%;justify-content:space-between;margin-left:0;gap:10px}.member-nav{gap:13px;font-size:12px}.member-nav #memberName{max-width:75px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.price-line{stroke-dashoffset:0!important}.button:hover{transform:none}}

/* Checkout translations may be longer than the original Korean labels. */
.checkout-page .site-header{height:auto;min-height:94px;flex-wrap:wrap;padding-block:18px;row-gap:12px}
.checkout-page .site-header .brand{min-width:0;max-width:100%}
.checkout-page .site-header .brand>span{min-width:0}
.checkout-page .site-header .brand small{overflow-wrap:anywhere}
.checkout-page .language-control{flex-shrink:0;font-size:12px}
.checkout-page .text-link>span[data-i18n]{font:inherit;line-height:inherit;min-width:0;overflow-wrap:anywhere}
.checkout-page .text-link>span[aria-hidden],.checkout-page .button>span[aria-hidden],.checkout-page .button-google svg{flex-shrink:0}
.checkout-page .checkout-progress>li>span[data-i18n]{font:inherit;line-height:1.5;min-width:0}
.checkout-page .checkout-section-title{flex-wrap:wrap}
.checkout-page .checkout-section-title h2{min-width:0;flex:1 1 140px}
.checkout-page .single-pass-summary{flex-wrap:wrap}
.checkout-page .single-pass-copy{min-width:0;flex:1 1 150px;overflow-wrap:anywhere}
.checkout-page .single-pass-price{max-width:100%}
.checkout-page .single-pass-price small{white-space:normal;max-width:16ch}
.checkout-page .auth-tabs{flex-wrap:wrap;column-gap:20px;row-gap:0}
.checkout-page .auth-tab{max-width:100%;white-space:normal;text-align:left}
.checkout-page .button{max-width:100%;min-width:0;text-align:center;overflow-wrap:anywhere}
.checkout-page .summary-totals dt,.checkout-page .summary-totals dd{min-width:0;overflow-wrap:anywhere}
.checkout-page .summary-total dd{white-space:nowrap;flex-shrink:0}
.checkout-page .checkout-footer{flex-wrap:wrap}
@media(max-width:900px){.checkout-page .site-header{min-height:80px}}
@media(max-width:700px){
  .checkout-page .site-header{display:grid;grid-template-columns:minmax(0,1fr) auto;min-height:73px;gap:12px;padding-block:15px}
  .checkout-page .site-header .brand{grid-column:1;grid-row:1}
  .checkout-page .site-header .language-control{grid-column:2;grid-row:1;justify-self:end;gap:6px;font-size:11px}
  .checkout-page .back-to-course{grid-column:1/-1;grid-row:2;margin-left:0;justify-self:start;max-width:100%}
  .checkout-page .checkout-progress{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:start;gap:12px}
  .checkout-page .checkout-progress>li{min-width:0;flex-direction:column;align-items:flex-start;gap:6px}
  .checkout-page .checkout-progress>li:not(:last-child)::after{display:none}
  .checkout-page .selected-lesson{flex-wrap:wrap;gap:5px 15px}
  .checkout-page .selected-lesson>span{white-space:normal}
}