@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;600;700&family=Noto+Sans+JP:wght@400;500;700&family=Plus+Jakarta+Sans:wght@500;600&display=swap');
.otn-lp{--c-ink:#1f2a26;--c-muted:#63736c;--c-paper:#f8f7f2;--c-paper2:#ffffff;--c-tint:#e5efe8;--c-acc:#23604a;--c-acc-soft:#9dc4b2;--c-dark:#12241d;--c-dark2:#1c332a;--c-line:#d8ded8;color:var(--c-ink);font-family:'Noto Sans JP',sans-serif;line-height:1.9;background:var(--c-paper);overflow-x:hidden}
.otn-lp *{box-sizing:border-box}
.otn-lp p{margin:0 0 1.1em}
.otn-lp h1,.otn-lp h2,.otn-lp h3{font-family:'Noto Serif JP',serif;font-weight:600;line-height:1.55;margin:0}
.otn-wrap{width:min(1060px,88vw);margin:0 auto}
.otn-lp .eyebrow{font-family:'Plus Jakarta Sans',sans-serif;font-size:11px;letter-spacing:.18em;color:var(--c-acc);margin:0 0 14px;font-weight:600}
.otn-sec{padding:100px 0}
.js-reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.js-reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js-reveal{opacity:1;transform:none;transition:none}}
.otn-hero{background:var(--c-dark);color:#e4ece7;padding:116px 0 96px}
.otn-hero .eyebrow{color:var(--c-acc-soft)}
.otn-hero__grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.8fr);gap:56px;align-items:end}
.otn-hero h1{font-size:clamp(28px,4.5vw,47px);letter-spacing:.07em;color:#fff;margin:0 0 26px}
.otn-hero__copy{font-family:'Noto Serif JP',serif;font-size:clamp(17px,2.1vw,23px);line-height:1.85;color:var(--c-acc-soft);margin:0 0 22px}
.otn-hero__text{font-size:14.5px;color:#a7b6ae;margin:0}
.otn-hero__spec{margin:0}
.otn-hero__spec>div{padding:15px 0;border-bottom:1px solid rgba(255,255,255,.2)}
.otn-hero__spec>div:first-child{border-top:1px solid rgba(255,255,255,.2)}
.otn-hero__spec dt{font-family:'Plus Jakarta Sans',sans-serif;font-size:10.5px;letter-spacing:.12em;color:var(--c-acc-soft);margin-bottom:5px;font-weight:600}
.otn-hero__spec dd{margin:0;font-size:14.5px;color:#fff}
.otn-heading{max-width:40em;margin:0 0 48px}
.otn-heading h2{font-size:clamp(21px,2.9vw,32px);letter-spacing:.04em}
.otn-lead{margin-top:20px;font-size:14.5px;color:var(--c-muted)}
.otn-flat{background:var(--c-tint);padding:74px 0}
.otn-flat__grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:52px;align-items:center}
.otn-flat h2{font-size:clamp(20px,2.6vw,28px);margin:0 0 14px}
.otn-flat p{font-size:14.5px;color:var(--c-muted);margin:0}
.otn-flat__n{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(56px,9vw,104px);line-height:.9;color:var(--c-acc);margin:0;font-weight:600;white-space:nowrap}
.otn-flat__n em{font-style:normal;font-size:.3em;margin-left:4px}
.otn-flat__n span{display:block;font-size:.13em;letter-spacing:.16em;color:var(--c-muted);margin-top:12px}
.otn-courses{background:var(--c-paper2)}
.otn-c{display:grid;grid-template-columns:200px minmax(0,1fr);gap:44px;padding:42px 0;border-top:1px solid var(--c-line)}
.otn-c:last-child{border-bottom:1px solid var(--c-line)}
.otn-c__k{margin:0}
.otn-c__k b{display:block;font-family:'Noto Serif JP',serif;font-size:30px;font-weight:600;color:var(--c-acc);line-height:1.3}
.otn-c__k span{display:block;font-family:'Plus Jakarta Sans',sans-serif;font-size:10.5px;letter-spacing:.16em;color:var(--c-muted);margin-top:8px}
.otn-c h3{font-size:18px;margin:0 0 12px}
.otn-c p{font-size:14px;color:var(--c-muted);margin:0 0 1em}
.otn-c p:last-child{margin-bottom:0}
.otn-c__list{margin:14px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.otn-c__list li{font-family:'Plus Jakarta Sans',sans-serif;font-size:11px;letter-spacing:.06em;color:var(--c-acc);border:1px solid var(--c-acc-soft);padding:5px 13px}
.otn-green{background:var(--c-dark2);color:#e4ece7}
.otn-green h2{color:#fff}
.otn-green .eyebrow{color:var(--c-acc-soft)}
.otn-green__grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.otn-green__grid p{font-size:14.5px;color:#a7b6ae;margin:0 0 1.1em}
.otn-green__grid p:last-child{margin-bottom:0}
.otn-life{background:var(--c-paper)}
.otn-dl{margin:0}
.otn-dl>div{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.7fr);gap:36px;padding:28px 0;border-bottom:1px solid var(--c-line)}
.otn-dl>div:first-child{border-top:1px solid var(--c-line)}
.otn-dl dt{font-family:'Noto Serif JP',serif;font-size:17px;font-weight:600;color:var(--c-acc)}
.otn-dl dd{margin:0;font-size:13.8px;color:var(--c-muted)}
.otn-access{background:var(--c-paper2)}
.otn-split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.5fr);gap:52px;align-items:start}
.otn-split__head h2{font-size:clamp(20px,2.7vw,29px)}
.otn-access__list{margin:0}
.otn-access__list>div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:20px;padding:20px 0;border-bottom:1px solid var(--c-line)}
.otn-access__list>div:first-child{border-top:1px solid var(--c-line)}
.otn-access__list dt{font-size:13px;color:var(--c-acc);font-weight:500}
.otn-access__list dd{margin:0;font-size:14.5px}
.otn-market{background:var(--c-tint)}
.otn-final{background:var(--c-dark);color:#e4ece7;text-align:center}
.otn-final .eyebrow{color:var(--c-acc-soft)}
.otn-final h2{color:#fff;font-size:clamp(19px,2.5vw,27px);margin:0 0 20px}
.otn-final p{font-size:14.5px;color:#a7b6ae;max-width:36em;margin:0 auto 34px}
.tommy-global-header--otone-cc{--tommy-header-bg:#ffffff;--tommy-header-text:#1f2a26;--tommy-header-accent:#23604a;--tommy-header-border:#d8ded8}
.tommy-cta--otone-cc{--tommy-cta-bg:#e5efe8;--tommy-cta-text:#1f2a26;--tommy-cta-accent:#23604a;--tommy-cta-accent-text:#ffffff;--tommy-cta-border:#c6d9ce}
.tommy-market--otone-cc,.otn-market{--tommy-market-accent:#23604a;--tommy-market-border:#d8ded8;--tommy-market-head-bg:#ffffff;--tommy-market-text:#1f2a26}
.tommy-footer--otone-cc{--tommy-footer-bg:#12241d;--tommy-footer-text:#c2d1c9;--tommy-footer-accent:#9dc4b2;--tommy-footer-border:rgba(255,255,255,.16)}
@media (max-width:900px){.otn-sec{padding:64px 0}.otn-hero{padding:76px 0 60px}.otn-hero__grid{grid-template-columns:1fr;gap:32px;align-items:start}.otn-flat{padding:56px 0}.otn-flat__grid{grid-template-columns:1fr;gap:20px}.otn-c{grid-template-columns:1fr;gap:14px;padding:32px 0}.otn-green__grid{grid-template-columns:1fr;gap:24px}.otn-dl>div{grid-template-columns:1fr;gap:10px;padding:24px 0}.otn-split{grid-template-columns:1fr;gap:26px}.otn-access__list>div{grid-template-columns:1fr;gap:6px}}
.otn-lp > .tommy-cta-buttons{padding:44px max(24px,calc((100% - 1030px)/2));background:var(--c-paper2)}
@media(max-width:860px){.otn-lp > .tommy-cta-buttons{padding:32px 18px}}