:root{color-scheme:light dark;--bg:#f5f3ed;--surface:#fffefa;--ink:#242b26;--muted:#56615a;--line:#d1d6cc;--accent:#304b3d;--button-ink:#fffefa;--soft:#e6eadf;--focus:#a34819;font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Hiragino Kaku Gothic ProN","Noto Sans",sans-serif;font-size:18px;line-height:1.75}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#171e1a;--surface:#202a23;--ink:#eeeede;--muted:#bcc5b7;--line:#465248;--accent:#d1ddbd;--button-ink:#1c2a20;--soft:#2b372d;--focus:#f2b18a}}
:root[data-theme="dark"]{--bg:#171e1a;--surface:#202a23;--ink:#eeeede;--muted:#bcc5b7;--line:#465248;--accent:#d1ddbd;--button-ink:#1c2a20;--soft:#2b372d;--focus:#f2b18a}
:root[data-large="true"]{font-size:22px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}[hidden]{display:none!important}a{color:inherit;text-underline-offset:.25em}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.65;cursor:wait}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}h1,h2,h3,h4,p,figure{margin:0}h1,h2,h3,h4{text-wrap:balance}h1,h2{font-family:Georgia,"AppleMyungjo","Hiragino Mincho ProN",serif;font-weight:500;letter-spacing:-.04em;line-height:1.3}h1{font-size:clamp(2.1rem,4.1vw,3.8rem)}h2{font-size:clamp(1.8rem,3.3vw,2.8rem);margin-bottom:1.1rem}h3{font-size:1.25rem;line-height:1.45;margin:.7rem 0}h4{font-size:1rem;margin:1.25rem 0 .35rem}p+p{margin-top:.8rem}p{overflow-wrap:anywhere}small,.fine{font-size:.85rem;color:var(--muted)}.wrap{max-width:1240px;width:calc(100% - 96px);margin-inline:auto}.site-header{max-width:1340px;margin:auto;display:flex;align-items:center;gap:1.5rem;padding:22px 48px;border-bottom:1px solid var(--line);flex-wrap:wrap}.brand{font-weight:700;text-decoration:none;letter-spacing:-.035em;margin-right:auto}.languages{display:flex;gap:.3rem;flex-wrap:wrap}.languages a{padding:8px 10px;text-decoration:none;font-size:.85rem}.languages a[aria-current]{text-decoration:underline;font-weight:700}.display-tools{display:flex;gap:8px}.display-tools button{color:var(--ink);background:transparent;border:1px solid var(--line);border-radius:50%;min-width:46px;min-height:46px;font-size:.8rem}.section-nav{display:flex;justify-content:flex-end;gap:24px;padding:12px 48px;max-width:1340px;margin:auto;flex-wrap:wrap;font-size:.85rem}.text-link{display:inline-block;padding-block:10px}.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:64px;padding-block:64px 56px;align-items:center}.eyebrow{font-size:.78rem;letter-spacing:.08em;color:var(--muted);font-weight:650;margin-bottom:1.2rem}.lead{font-size:1.08rem;color:var(--muted);margin-block:1.5rem;max-width:44rem}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-block:1.5rem}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:var(--button-ink);border:1px solid var(--accent);border-radius:4px;padding:13px 20px;min-height:50px;text-decoration:none;font-size:.95rem;font-weight:600;text-align:center;line-height:1.55;max-width:100%;white-space:normal}.secondary{color:var(--ink);background:transparent;border-color:var(--line)}figcaption strong{font-weight:500;font-family:Georgia,"AppleMyungjo",serif;font-size:1.4rem;display:block;line-height:1.5}figcaption span{display:block;font-size:.8rem;color:var(--muted);margin-top:12px}.promise-strip{border-block:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding-block:20px}.promise-strip p{font-size:.9rem;margin:0}.section{padding-block:80px}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;margin-top:40px}.steps article{border-top:1px solid var(--line);padding-top:20px}.number{font:1.5rem Georgia,serif;color:var(--muted)}.steps p{color:var(--muted)}.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}.result-card{background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:32px;box-shadow:0 8px 24px #00000005}.result-card h3{font:1.6rem/1.5 Georgia,"AppleMyungjo","Hiragino Mincho ProN",serif}.result-card hr{border:0;border-top:1px solid var(--line);margin-block:24px}.result-card .fine{margin-top:1.5rem}.arrow::after{content:' →'}.pricing{display:grid;grid-template-columns:1fr 1fr;gap:72px;border-block:1px solid var(--line)}.price{font-size:1.8rem;font-weight:600;line-height:1.5;margin-bottom:1rem}.form-card{background:var(--surface);border:1px solid var(--line);padding:32px}label{display:block;font-weight:600;margin-bottom:1.2rem}input:not([type=checkbox],[type=radio]),select,textarea{display:block;border:1px solid var(--line);background:var(--bg);color:var(--ink);padding:12px;border-radius:3px;width:100%;min-width:0;margin-top:7px;line-height:1.5;min-height:50px}textarea{min-height:130px;resize:vertical}input::placeholder{color:var(--muted);opacity:1}.checkbox,.radio{display:flex;align-items:flex-start;gap:12px;font-weight:400}.checkbox input,.radio input{width:22px;height:22px;flex-shrink:0;margin-top:6px;accent-color:var(--accent)}.checkbox{margin-top:1.3rem;font-size:.9rem}.notice{border-left:3px solid var(--accent);padding:16px 20px;background:var(--soft);font-size:.9rem}.faq{max-width:840px}.faq details{padding-block:20px;border-bottom:1px solid var(--line)}summary{cursor:pointer;font-size:1.08rem;padding:8px 0}details p{margin-top:15px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:36px 48px;display:flex;gap:24px;justify-content:space-between;font-size:.8rem;color:var(--muted)}footer p+p{margin:0}.skip{position:absolute;top:-100px;left:12px;background:var(--surface);padding:12px;z-index:10}.skip:focus{top:8px}.demo-wrap{max-width:820px;padding-top:36px}.demo-panel{margin-block:40px}.demo-info{margin-block:32px;border-block:1px solid var(--line);padding-block:24px;color:var(--muted)}.demo-controls{display:flex;gap:20px;flex-wrap:wrap;justify-content:space-between;margin-block:40px}.text-button{color:var(--ink);background:none;border:0;text-decoration:underline;text-underline-offset:.3em;padding:10px 0;min-height:48px;text-align:left}fieldset{border:1px solid var(--line);padding:24px;margin:24px 0;min-width:0}legend{font-weight:600;padding-inline:8px}fieldset p{margin-bottom:20px}.radio{padding-block:8px}.result-card ul{padding-left:1.3em}.result-card li+li{margin-top:.6rem}#form-status:not(:empty){margin-top:20px;padding:14px;border:1px solid var(--line)}
@media(max-width:800px){.wrap{width:calc(100% - 40px)}.site-header{padding:18px 20px;gap:12px}.section-nav{padding:10px 20px;justify-content:flex-start;gap:16px}.hero,.split,.pricing{grid-template-columns:1fr;gap:30px}.hero{padding-block:36px}.promise-strip{flex-direction:column;gap:7px}.steps{grid-template-columns:1fr;gap:24px}.section{padding-block:48px}.result-card,.form-card,fieldset{padding:22px}.display-tools{margin-left:auto}footer{padding:28px 20px;flex-direction:column;gap:8px}.demo-wrap{padding-top:24px}}
@media(prefers-reduced-motion:no-preference){.button{transition:background-color .15s}.button:hover{filter:brightness(.94)}}

/* O-1020-A0-fix: readable phrases and compact controls in all three locales. */
:lang(ko){word-break:keep-all;overflow-wrap:anywhere}
.title-line{display:block}
:lang(ko) h1,:lang(ko) h2,:lang(en) h1,:lang(en) h2,.hero h1{word-break:keep-all;overflow-wrap:normal}
:lang(ko) .hero h1{font-size:clamp(1.8rem,3.5vw,3.2rem)}
:lang(ja) .hero h1{font-size:clamp(1.55rem,3.1vw,2.8rem)}
:lang(en) .hero h1{font-size:clamp(1.85rem,3.4vw,3.1rem)}
.hero{grid-template-columns:1fr 1fr;gap:40px}
.classroom-photo{min-width:0}
.classroom-photo img{display:block;width:100%;height:auto;border-radius:4px;aspect-ratio:3/2;object-fit:contain}
.classroom-photo figcaption{padding-top:14px}
.classroom-photo figcaption strong{font-size:1.05rem}
.classroom-photo figcaption span{margin-top:6px;line-height:1.6}
.site-header{padding-block:12px;gap:14px}
.brand{font-size:.85rem}
.language-picker{margin:0;font-weight:400}
.language-picker select{width:auto;min-height:44px;margin:0;padding:8px 24px 8px 8px;font-size:.8rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.section-nav{padding-block:2px}
.field-mark{display:inline-block;font-size:.72rem;font-weight:400;color:var(--muted);margin-inline-start:.4rem}
.privacy{font-size:.85rem;color:var(--muted)}
.privacy h3{font-size:.95rem}
.privacy dl{margin-block:12px}
dt{font-weight:650;color:var(--ink)}
dd{margin:4px 0 18px}
.compact-notice{padding:12px 16px;line-height:1.6}
.compact-notice summary{font-size:.8rem;padding:4px 0}
.compact-notice details p{margin-top:6px}
.demo-wrap{padding-top:20px}
.demo-panel{margin-block:26px}
.demo-info h2{font-size:1.5rem}
.academy-details{display:grid;grid-template-columns:1fr 1fr;gap:12px 28px;margin-top:24px}
.academy-details>div{border-top:1px solid var(--line);padding-top:14px}
.academy-details dd{font-size:.95rem;line-height:1.7}
#result-content h3{font-size:1.35rem}
#result-content h4{margin-top:1rem}
#result-content .fine{margin-top:.7rem}
#result-content .answer-basis{margin-top:.3rem}
#result-content details{border-top:1px solid var(--line);margin-top:18px;padding-top:8px}
#result-content details summary{font-size:.9rem}
.result-consult{margin-top:20px}
.age-options>.button{flex:1}
#interest-confirmation h3{margin-top:0}
@media(max-width:800px){
 .hero{grid-template-columns:1fr;gap:26px;padding-top:28px}
 .hero .eyebrow{margin-bottom:.8rem}
 .hero .lead{margin-block:1rem}
 .hero h1{line-height:1.4}
 :lang(ko) .hero h1{font-size:1.8rem}
 :lang(ja) .hero h1{font-size:1.5rem}
 :lang(en) .hero h1{font-size:1.85rem}
 .site-header{display:grid;grid-template-columns:1fr auto auto;padding:10px 20px;gap:8px}
 .brand{font-size:.75rem;line-height:1.4}
 .display-tools{gap:4px;margin:0}
 .display-tools button{min-width:40px;min-height:44px;font-size:.7rem}
 .language-picker select{font-size:.72rem;max-width:100px;padding-right:12px}
 .section-nav{gap:16px;font-size:.75rem}
 .actions>.button{width:100%}
 .age-options{flex-direction:column}
 .academy-details{grid-template-columns:1fr}
 .result-card,.form-card{padding:20px}
}
/* O-1020-S51: business information and separate consent rows */
footer{flex-wrap:wrap}.business-info{flex-basis:100%;order:-1}.business-info h2{font:600 .85rem/1.5 inherit;letter-spacing:0;margin-bottom:.5rem;color:var(--ink)}.business-info dl{display:flex;flex-wrap:wrap;gap:6px 22px;margin:0}.business-info div{display:flex;gap:6px;min-width:0}.business-info dt{font-weight:600}.business-info dd{margin:0;overflow-wrap:anywhere}
.checkbox+.checkbox{margin-top:.6rem}#not-contract{margin-block:1rem}
.honeypot{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;pointer-events:none}
/* Match native controls to the selected page theme, including OS-dark/page-light. */
:root{color-scheme:light}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark}}
:root[data-theme="dark"]{color-scheme:dark}
:root[data-theme="light"]{color-scheme:light}
.hero-price{font-size:.9rem;border-left:3px solid var(--accent);padding-left:14px}
.hero-price p+p{margin-top:.3rem}
.hero .actions{margin-block:1rem}
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-block:24px}
.plan-grid article{border-top:1px solid var(--line);padding-top:10px;min-width:0}
.plan-grid h3{font-size:1rem}
.field-mark{white-space:nowrap;font-weight:650;border:1px solid var(--line);border-radius:3px;padding-inline:5px}
.checkbox{flex-wrap:wrap}.checkbox>span:not(.field-error){flex:1;min-width:0}
.checkbox>.field-error{flex-basis:100%}
.field-error{display:block;color:var(--focus);font-size:.85rem;margin-top:6px;font-weight:600}
[aria-invalid="true"]{outline:2px solid var(--focus);outline-offset:2px}
input:disabled,select:disabled{opacity:.55;cursor:wait}
.business-info dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
.business-info div{display:block}.business-info dt{margin-bottom:3px}
@media(max-width:800px){.plan-grid,.business-info dl{grid-template-columns:1fr}.plan-grid{gap:10px}.hero-price{font-size:.85rem}}