:root{color-scheme:light dark;--ink:#16181D;--paper:#F5F4F0;--card:#FFFFFF;--line:#DEDCD4;--mut:#494D57;--accent:#7A5800;--accent-bright:#F0AD1D;--accent-soft:#FBF3DC;--fg:var(--ink);--bg:var(--paper);--hero-fg:#F5F4F0;--hero-bg:#16181D;--receipt-bg:#FFFFFF;--shadow:0 1px 2px rgba(22,24,29,0.06),0 8px 28px rgba(22,24,29,0.07);--card-glow:0 0 0 0 transparent;--rec:#C53030}@media (prefers-color-scheme:dark){:root{--bg:#14161B;--fg:#EFEEE9;--card:#1F222A;--line:#33373F;--mut:#C7CCD6;--accent:#F0AD1D;--accent-soft:#2A2413;--receipt-bg:#23262D;--shadow:0 1px 2px rgba(0,0,0,0.4),0 10px 32px rgba(0,0,0,0.35);--card-glow:inset 0 1px 0 rgba(255,255,255,0.06);--rec:#FF6B6B}}*{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}html{scroll-padding-top:68px}body{margin:0;background:var(--bg);color:var(--fg);font-family:Pretendard,Apple SD Gothic Neo,Noto Sans KR,Malgun Gothic,-apple-system,sans-serif;font-size:16px;line-height:1.7;word-break:keep-all;overflow-wrap:break-word;-webkit-font-smoothing:antialiased}.mono{font-family:ui-monospace,SF Mono,Cascadia Mono,Consolas,monospace}.wrap{max-width:1020px;margin:0 auto;padding:0 24px}section{padding:80px 0}.pt0{padding-top:0}.pt24{padding-top:24px}h1,h2,h3{line-height:1.3;text-wrap:balance;margin:0}h2{font-size:clamp(27px,4vw,37px);font-weight:800;letter-spacing:-.02em}p{margin:0}a{color:inherit}a:focus-visible{outline:3px solid var(--accent-bright);outline-offset:2px}.eyebrow{display:flex;align-items:baseline;gap:12px;font-size:14px;font-weight:700;color:var(--mut);margin-bottom:16px;letter-spacing:.02em}.eyebrow .sc{font-family:ui-monospace,SF Mono,Consolas,monospace;font-size:12.5px;letter-spacing:.18em;color:var(--accent)}.lede{color:var(--mut);font-size:18px;max-width:680px;margin-top:18px}.lede b{color:var(--fg)}.stripe{height:10px;background:repeating-linear-gradient(-75deg,#16181D 0 14px,#F0AD1D 14px 28px)}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:rgba(22,24,29,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid #2a2d35;color:#F5F4F0}.nav-inner{max-width:1020px;margin:0 auto;padding:10px 24px;gap:22px}.nav-brand,.nav-inner{display:flex;align-items:center}.nav-brand{gap:9px;font-weight:900;font-size:17px;letter-spacing:-.02em;color:#F5F4F0;text-decoration:none}.nav-brand em{font-style:normal;color:#F0AD1D}.nav-d{height:26px;width:auto;color:#F5F4F0;flex:none}.nav-links{display:flex;gap:20px;margin-left:auto}.nav-links a{font-size:13.5px;color:#C6C9D0;text-decoration:none;transition:color .15s}.nav-links a:hover{color:#F0AD1D}.nav .nav-cta{padding:8px 15px;font-size:13.5px;border-radius:5px;margin-left:6px}@media (max-width:760px){.nav-links{display:none}.nav-cta{margin-left:auto}}.hero{background:var(--hero-bg);color:var(--hero-fg);padding:40px 0 84px}.hero h1{font-size:clamp(27px,4vw + 14px,56px);font-weight:900;letter-spacing:-.02em;line-height:1.28;max-width:17em;margin-top:40px}.hero h1 em{font-style:normal;color:#F0AD1D}.hero .sub{color:#D3D6DD;font-size:18.5px;max-width:640px;margin-top:26px;line-height:1.78}.hero .sub b{color:#F5F4F0}.cta-row{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap;align-items:center}.btn{display:inline-block;text-decoration:none;font-weight:700;font-size:15.5px;padding:14px 24px;border-radius:6px;letter-spacing:-.01em;transition:background .15s,border-color .15s,color .15s,transform .15s}.btn:focus-visible{outline:3px solid var(--accent-bright);outline-offset:2px}.btn-primary{background:#F0AD1D;color:#16181D}.btn-primary:hover{background:#FFC23D}.btn-primary:active{transform:translateY(1px)}.btn-primary:focus-visible{outline:3px solid #F5F4F0;box-shadow:0 0 0 6px rgba(240,173,29,.45)}.btn-ghost{border:1px solid #565b66;color:#EFEEE9}.btn-ghost:hover{border-color:#F0AD1D;color:#F0AD1D}.btn-ghost-ink{border:1px solid var(--mut);color:var(--fg)}.btn-ghost-ink:hover{border-color:var(--accent);color:var(--accent)}.hero-sublink{font-size:14.5px;color:#B3B7C1;text-decoration:underline;text-underline-offset:3px;display:inline-block;padding:10px 0}.hero-sublink:hover{color:#F0AD1D}.slate{margin-top:56px;max-width:620px;border:1px solid #383c45;border-radius:10px;overflow:hidden;background:#1B1E24}.slate-clap{height:20px;background:repeating-linear-gradient(-75deg,#16181D 0 16px,#F0AD1D 16px 32px);border-bottom:1px solid #383c45}.slate dl{margin:0;padding:20px 24px;display:grid;grid-template-columns:1fr 1fr;grid-gap:18px 28px;gap:18px 28px}.slate dt{font-family:ui-monospace,SF Mono,Consolas,monospace;font-size:10.5px;letter-spacing:.18em;color:#8B909B;margin-bottom:4px}.slate dd{margin:0;font-size:15.5px;font-weight:700;color:#F5F4F0}.slate dd.st{color:#F0AD1D}.stages{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px;margin-top:44px}.stage{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--card);box-shadow:var(--card-glow),var(--shadow)}.stage-head{padding:14px 24px;font-size:13.5px;font-weight:700;letter-spacing:.03em;border-bottom:1px solid var(--line)}.stage-head .mono{font-size:12px;letter-spacing:.16em;margin-right:8px}.stage-home .stage-head{background:var(--accent-soft);color:var(--accent)}.stage-school .stage-head{background:#101216;color:#F0AD1D}.stage-body{padding:26px 24px}.stage h3{font-size:20px;font-weight:800}.stage ul{margin:18px 0 0;padding:0;list-style:none;display:grid;grid-gap:12px;gap:12px}.stage li{padding-left:24px;position:relative;font-size:16px;color:var(--mut);line-height:1.75}.stage li b{color:var(--fg)}.stage li:before{content:"▸";position:absolute;left:4px;color:var(--accent)}.relay{margin-top:20px;border:1px dashed var(--line);border-radius:8px;padding:22px 26px;max-width:760px;font-size:15.5px;color:var(--mut);line-height:1.75}.relay b{display:block;color:var(--fg);margin-bottom:6px;font-size:16.5px}.frames{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px;margin-top:44px}.frame{background:var(--card);border:1px solid var(--line);border-radius:4px;padding:0 18px 24px;box-shadow:var(--card-glow),var(--shadow);display:flex;flex-direction:column;gap:10px}.frame .holes{height:12px;margin:0 -18px 12px;border-bottom:1px solid var(--line);background:radial-gradient(circle 2.5px at 10px 6px,var(--line) 96%,transparent) 0 0 /20px 12px repeat-x}.frame .sketch{aspect-ratio:16/9;border-radius:3px;border:1px solid var(--line);background:var(--bg);position:relative;display:flex;align-items:center;justify-content:center;color:var(--accent-bright)}.frame .sketch svg{width:44px;height:44px;opacity:.9}.frame .sketch:before{content:attr(data-s);position:absolute;top:6px;left:8px;font-size:9.5px;letter-spacing:.14em;color:var(--mut)}.frame .no,.frame .sketch:before{font-family:ui-monospace,SF Mono,Consolas,monospace}.frame .no{font-size:12px;letter-spacing:.16em;color:var(--accent);margin-top:4px}.frame h3{font-size:18px;font-weight:800}.frame p{font-size:15.5px;color:var(--mut);line-height:1.75}.curriculum-note{margin-top:20px;font-size:14px;color:var(--mut)}.coach-grid{display:grid;grid-template-columns:1fr 400px;grid-gap:48px;gap:48px;align-items:center}.coach-copy h2{margin-bottom:22px}.coach-copy p{color:var(--mut);margin-bottom:1.25em;font-size:16.5px;line-height:1.75}.coach-copy b{color:var(--fg)}.coach-copy .coach-note{font-size:13.5px;font-weight:600;letter-spacing:.02em;color:var(--accent);margin-top:4px}.coach-copy .coach-note a{color:inherit;text-underline-offset:3px}.chat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:var(--card-glow),var(--shadow);display:grid;grid-gap:10px;gap:10px}.chat-head{font-size:12.5px;font-weight:600;color:var(--mut);text-align:center;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:4px;letter-spacing:.03em}.chat-head .mono{font-size:11px;font-weight:700;letter-spacing:.14em;color:var(--rec);margin-right:6px}.bubble{max-width:88%;padding:11px 15px;border-radius:14px;font-size:15px;line-height:1.6}.bubble.kid{justify-self:end;background:var(--accent-bright);color:#16181D;border-bottom-right-radius:4px;font-weight:600}.bubble.coach{justify-self:start;background:var(--bg);border:1px solid var(--line);border-bottom-left-radius:4px;color:var(--fg)}.safety{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.safety-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));grid-gap:30px 28px;gap:30px 28px;margin-top:40px}.safety-item h3{font-size:17px;font-weight:800;margin-bottom:10px}.safety-item h3:before{content:"— ";color:var(--accent)}.safety-item p{font-size:15.5px;color:var(--mut);line-height:1.8}.receipt-grid{display:grid;grid-template-columns:1fr 380px;grid-gap:48px;gap:48px;align-items:center;margin-top:24px}.receipt{background:var(--receipt-bg);border:1px solid var(--line);font-size:13.5px;line-height:1.75;padding:0 26px 28px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;box-shadow:var(--card-glow),var(--shadow);-webkit-mask-image:linear-gradient(180deg,black 96%,transparent);mask-image:linear-gradient(180deg,black 96%,transparent)}.receipt .r-clap{height:8px;margin:0 -26px 20px;background:repeating-linear-gradient(-75deg,#16181D 0 11px,#F0AD1D 11px 22px)}.receipt .r-head{text-align:center;letter-spacing:.2em;font-weight:700;font-size:14px}.receipt .r-sub{text-align:center;color:var(--mut);font-size:12.5px}.receipt hr{border:0;border-top:1px dashed var(--line);margin:12px 0}.receipt .row{display:flex;justify-content:space-between;gap:12px}.receipt .row span:last-child{color:var(--accent);font-weight:700;white-space:nowrap}.receipt .quote{color:var(--mut);font-size:13px;padding-left:10px}.receipt .total{font-weight:700;font-size:14px}.receipt-copy h2{margin-bottom:22px}.receipt-copy p{color:var(--mut);margin-bottom:1.25em;font-size:16.5px;line-height:1.75}.receipt-copy b{color:var(--fg)}.cta-band{padding:34px 0;background:var(--accent-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.cta-band-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.cta-band p{font-size:16.5px;color:var(--mut)}.cta-band p b{color:var(--fg)}.facts{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px;margin-top:44px}.fact{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:28px 26px;box-shadow:var(--card-glow),var(--shadow)}.fact:first-child{border-top:3px solid var(--accent-bright)}.fact h3{font-size:18px;font-weight:800;margin-bottom:12px}.fact p{color:var(--mut);font-size:15.5px;line-height:1.75}.fact p b{color:var(--fg)}.fact .src{display:block;margin-top:16px;font-size:12.5px;letter-spacing:.02em;color:var(--mut)}.punch{margin-top:40px;font-size:clamp(20px,2.6vw,25px);font-weight:800;letter-spacing:-.02em;max-width:30em;line-height:1.5}.punch em{font-style:normal;border-bottom:3px solid var(--accent-bright)}.philo{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px;margin-top:44px}.philo-card{background:var(--card);border-radius:4px;border:1px solid var(--line);border-top:2px solid var(--fg);padding:18px 18px 20px;box-shadow:var(--card-glow),var(--shadow);display:flex;flex-direction:column;gap:10px}.philo-card .who{font-family:ui-monospace,SF Mono,Consolas,monospace;font-size:11px;letter-spacing:.1em;color:var(--mut)}.philo-card .concept{align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.04em;color:var(--accent);background:var(--accent-soft);border:1px solid var(--line);border-radius:999px;padding:3px 10px}.philo-card h3{font-size:17.5px;font-weight:800;line-height:1.4}.philo-card p{font-size:14.5px;color:var(--mut);line-height:1.7}.philo-card .tie{margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);font-size:14px;line-height:1.65}.philo-card .tie b{color:var(--accent)}.philo-note{margin-top:18px;font-size:13px;color:var(--mut)}.ledger{margin-top:44px;border-top:2px solid var(--fg)}.ledger-row{display:grid;grid-template-columns:92px 200px 1fr auto;grid-gap:8px 22px;gap:8px 22px;align-items:baseline;padding:20px 4px;border-bottom:1px dashed var(--line);text-decoration:none;color:inherit;transition:background .15s}a.ledger-row:hover{background:var(--accent-soft)}.l-tag{font-size:11.5px;letter-spacing:.12em;color:var(--accent);border:1px solid;border-radius:99px;padding:2px 9px;text-align:center;white-space:nowrap}.l-tag.is-dev{color:var(--mut)}.l-name{font-size:17px;font-weight:800}.l-desc{font-size:14.5px;color:var(--mut);line-height:1.65}.l-url{font-size:12.5px;letter-spacing:.04em;color:var(--accent);white-space:nowrap}.callsheet{margin-top:44px;border:1px solid var(--line);border-radius:8px;overflow:hidden}.cs-row{display:grid;grid-template-columns:96px 1fr;grid-gap:20px;gap:20px;padding:22px 24px;border-bottom:1px solid var(--line);background:var(--card)}.cs-row:last-child{border-bottom:none}.cs-row.now{background:var(--accent-soft);border-left:4px solid var(--accent-bright);padding-left:20px}.cs-t{font-size:12px;letter-spacing:.16em;color:var(--accent);padding-top:5px}.cs-row h3{font-size:18px;font-weight:800;margin-bottom:6px}.cs-row p{font-size:15px;color:var(--mut);max-width:620px;line-height:1.7}.creed{margin-top:36px;padding:24px 28px;border-left:4px solid var(--accent-bright);background:var(--accent-soft);border-radius:0 8px 8px 0;font-weight:700;font-size:17px;letter-spacing:-.01em;max-width:640px;line-height:1.65}.faq-list{margin-top:40px;max-width:760px;border-top:2px solid var(--fg)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;font-weight:700;font-size:16.5px;padding:20px 36px 20px 4px;list-style:none;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:var(--accent)}.faq-list details[open] summary:after{content:"−"}.faq-list summary:focus-visible{outline:3px solid var(--accent-bright);outline-offset:-3px}.faq-list details p{padding:0 4px 22px;font-size:15.5px;color:var(--mut);line-height:1.75;max-width:680px}.fr-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:56px;gap:56px;margin-top:44px;position:relative}.fr-grid:before{content:"";position:absolute;left:50%;top:6px;bottom:6px;width:2px;background:var(--line);transform:translateX(-50%)}.fr-col h3{font-size:18px;font-weight:800;margin-bottom:18px}.fr-col h3:before{content:"— ";color:var(--accent)}.fr-col ul{margin:0;padding:0;list-style:none;display:grid;grid-gap:13px;gap:13px}.fr-col li{padding-left:24px;position:relative;font-size:15.5px;color:var(--mut);line-height:1.7}.fr-col li:before{content:"▸";position:absolute;left:4px;color:var(--accent)}.fr-cta{margin-top:40px}.final{background:var(--hero-bg);color:var(--hero-fg);padding:80px 0 0}.final .eyebrow{color:#B3B7C1}.final .eyebrow .sc{color:#F0AD1D}.final h2{color:inherit}.final .lede{color:#D3D6DD}.wm-big{font-family:Helvetica Neue,Arial,Pretendard,sans-serif;font-weight:900;letter-spacing:-.02em;color:#F5F4F0;font-size:clamp(38px,7vw,68px);line-height:1;display:inline-flex;align-items:baseline;margin-top:64px;white-space:nowrap}.wm-big-d{height:1.08em;width:auto;transform:translateY(0);margin:0 .02em;color:#F5F4F0}.footer{border-top:1px solid #33363f;margin-top:28px;padding:28px 0 34px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-legal{display:grid;grid-gap:5px;gap:5px;font-size:13px;color:var(--mut);line-height:1.7;opacity:.85}.footer-legal a{color:#C6C9D0;text-underline-offset:3px}.footer-links{display:flex;flex-direction:column;gap:6px;font-size:12px;letter-spacing:.1em}.footer-links a{color:var(--mut);text-decoration:none}.footer-links a:hover{color:#F0AD1D}@media (max-width:860px){section{padding:60px 0}.facts,.frames,.philo{grid-template-columns:1fr 1fr}.coach-grid,.receipt-grid{grid-template-columns:1fr}.receipt{max-width:420px}.chat{max-width:460px}.ledger-row{grid-template-columns:84px 1fr auto}.ledger-row .l-desc{grid-column:1/-1}}@media (max-width:560px){.facts,.frames,.philo,.stages{grid-template-columns:1fr}.hero h1 br{display:none}.hero .sub{font-size:16.5px}.slate dl{gap:14px}.fr-grid,.slate dl{grid-template-columns:1fr}.fr-grid{gap:40px}.fr-grid:before{display:none}.ledger-row{grid-template-columns:1fr;gap:6px}.l-tag{justify-self:start}.cs-row{grid-template-columns:1fr;gap:6px}.cta-band-inner{flex-direction:column;align-items:flex-start}.wm-big{font-size:clamp(30px,11vw,38px)}}