@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');
.ksd-lp{--c-ink:#2c2b2b;--c-muted:#77706e;--c-paper:#f7f6f4;--c-paper2:#ffffff;--c-tint:#f1e9e6;--c-acc:#b0574a;--c-acc-soft:#e0aca2;--c-dark:#241d1b;--c-dark2:#332825;--c-line:#e2dedb;color:var(--c-ink);font-family:'Noto Sans JP',sans-serif;line-height:1.9;background:var(--c-paper);overflow-x:hidden}
.ksd-lp *{box-sizing:border-box}
.ksd-lp p{margin:0 0 1.1em}
.ksd-lp h1,.ksd-lp h2,.ksd-lp h3{font-family:'Noto Serif JP',serif;font-weight:600;line-height:1.55;margin:0}
.ksd-wrap{width:min(1060px,88vw);margin:0 auto}
.ksd-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}
.ksd-sec{padding:96px 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}}
.ksd-hero{background:var(--c-paper2);padding:104px 0 84px}
.ksd-hero h1{font-size:clamp(26px,4.2vw,44px);letter-spacing:.06em;margin:0 0 26px}
.ksd-hero__copy{font-family:'Noto Serif JP',serif;font-size:clamp(17px,2.1vw,23px);line-height:1.85;color:var(--c-acc);margin:0 0 22px}
.ksd-hero__text{font-size:14.5px;color:var(--c-muted);max-width:44em}
.ksd-hero__meta{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin:44px 0 0;padding:0;list-style:none}
.ksd-hero__meta li{border-left:3px solid var(--c-acc);padding:4px 0 4px 16px;font-size:14.5px;font-weight:500}
.ksd-hero__meta li span{display:block;font-family:'Plus Jakarta Sans',sans-serif;font-size:10.5px;letter-spacing:.12em;color:var(--c-acc);margin-bottom:6px;font-weight:600}
.ksd-heading{max-width:40em;margin:0 0 48px}
.ksd-heading h2{font-size:clamp(21px,2.9vw,31px);letter-spacing:.03em}
.ksd-lead{margin-top:20px;font-size:14.5px;color:var(--c-muted)}
.ksd-courses{background:var(--c-paper)}
.ksd-c{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr);gap:44px;align-items:center;padding:44px 0;border-top:1px solid var(--c-line)}
.ksd-c:last-child{border-bottom:1px solid var(--c-line)}
.ksd-c--rev .ksd-c__body{order:2}
.ksd-c--rev .ksd-c__k{order:1}
.ksd-c__k{margin:0;text-align:center}
.ksd-c__k b{display:block;font-family:'Noto Serif JP',serif;font-size:46px;font-weight:600;color:var(--c-acc);line-height:1.2}
.ksd-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:10px}
.ksd-c h3{font-size:18.5px;margin:0 0 12px}
.ksd-c p{font-size:14px;color:var(--c-muted);margin:0}
.ksd-island{background:var(--c-dark);color:#f0e5e2;padding:100px 0}
.ksd-island h2{color:#fff;font-size:clamp(21px,2.9vw,31px)}
.ksd-island .eyebrow{color:var(--c-acc-soft)}
.ksd-island__grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;margin-top:8px}
.ksd-island__grid p{font-size:14.5px;color:#bfada9;margin:0 0 1.1em}
.ksd-island__grid p:last-child{margin-bottom:0}
.ksd-fac{background:var(--c-tint)}
.ksd-fac__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ksd-fac__i{background:var(--c-paper2);padding:32px 28px}
.ksd-fac__k{font-family:'Plus Jakarta Sans',sans-serif;font-size:10.5px;letter-spacing:.14em;color:var(--c-acc);margin:0 0 12px;font-weight:600}
.ksd-fac__i h3{font-size:16.5px;margin:0 0 10px}
.ksd-fac__i p{font-size:13.8px;color:var(--c-muted);margin:0}
.ksd-life{background:var(--c-paper2)}
.ksd-dl{margin:0}
.ksd-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)}
.ksd-dl>div:first-child{border-top:1px solid var(--c-line)}
.ksd-dl dt{font-family:'Noto Serif JP',serif;font-size:17px;font-weight:600;color:var(--c-acc)}
.ksd-dl dd{margin:0;font-size:13.8px;color:var(--c-muted)}
.ksd-access{background:var(--c-paper)}
.ksd-split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.5fr);gap:52px;align-items:start}
.ksd-split__head h2{font-size:clamp(20px,2.7vw,29px)}
.ksd-access__list{margin:0}
.ksd-access__list>div{display:grid;grid-template-columns:120px minmax(0,1fr);gap:20px;padding:20px 0;border-bottom:1px solid var(--c-line)}
.ksd-access__list>div:first-child{border-top:1px solid var(--c-line)}
.ksd-access__list dt{font-size:13px;color:var(--c-acc);font-weight:500}
.ksd-access__list dd{margin:0;font-size:14.5px}
.ksd-market{background:var(--c-paper2)}
.ksd-final{background:var(--c-dark2);color:#f0e5e2;text-align:center}
.ksd-final .eyebrow{color:var(--c-acc-soft)}
.ksd-final h2{color:#fff;font-size:clamp(19px,2.5vw,27px);margin:0 0 20px}
.ksd-final p{font-size:14.5px;color:#bfada9;max-width:36em;margin:0 auto 34px}
.tommy-global-header--kasumidai-cc{--tommy-header-bg:#ffffff;--tommy-header-text:#2c2b2b;--tommy-header-accent:#b0574a;--tommy-header-border:#e2dedb}
.tommy-cta--kasumidai-cc{--tommy-cta-bg:#f1e9e6;--tommy-cta-text:#2c2b2b;--tommy-cta-accent:#b0574a;--tommy-cta-accent-text:#ffffff;--tommy-cta-border:#e5d3cd}
.tommy-market--kasumidai-cc,.ksd-market{--tommy-market-accent:#b0574a;--tommy-market-border:#e2dedb;--tommy-market-head-bg:#f1e9e6;--tommy-market-text:#2c2b2b}
.tommy-footer--kasumidai-cc{--tommy-footer-bg:#241d1b;--tommy-footer-text:#d2c5c2;--tommy-footer-accent:#e0aca2;--tommy-footer-border:rgba(255,255,255,.16)}
@media (max-width:900px){.ksd-sec{padding:64px 0}.ksd-hero{padding:72px 0 56px}.ksd-hero__meta{grid-template-columns:1fr 1fr;gap:18px}.ksd-c{grid-template-columns:1fr;gap:18px;padding:34px 0}.ksd-c__k{text-align:left}.ksd-c--rev .ksd-c__body{order:0}.ksd-c--rev .ksd-c__k{order:0}.ksd-island{padding:64px 0}.ksd-island__grid{grid-template-columns:1fr;gap:24px}.ksd-fac__grid{grid-template-columns:1fr;gap:16px}.ksd-fac__i{padding:26px 24px}.ksd-dl>div{grid-template-columns:1fr;gap:10px;padding:24px 0}.ksd-split{grid-template-columns:1fr;gap:26px}.ksd-access__list>div{grid-template-columns:1fr;gap:6px}}
.ksd-lp > .tommy-cta-buttons{padding:44px max(24px,calc((100% - 1030px)/2));background:var(--c-paper2)}
@media(max-width:860px){.ksd-lp > .tommy-cta-buttons{padding:32px 18px}}