.osg-lp{--c-main:#1f5f9e;--c-deep:#0e2942;--c-acc:#8fbde0;--c-paper:#f2f6fa;--c-sub:#5b6b7a;--c-line:#d9e3ec;
--tommy-header-bg:#0e2942;--tommy-header-color:#fff;--tommy-header-accent:#8fbde0;
--tommy-cta-bg:#1f5f9e;--tommy-cta-color:#fff;--tommy-cta-accent:#8fbde0;
--tommy-footer-bg:#0e2942;--tommy-footer-color:#dde7f0;--tommy-footer-accent:#8fbde0;
--tommy-market-accent:#1f5f9e;--tommy-market-bg:#f2f6fa;
font-family:"Noto Sans JP",sans-serif;color:#23292f;background:#fff;line-height:1.9;letter-spacing:.02em}
.osg-lp *{box-sizing:border-box}
.osg-lp p{margin:0 0 1.1em}
.osg-in{max-width:1030px;margin:0 auto;padding:0 24px}
.osg-ey{font-family:"Plus Jakarta Sans",sans-serif;font-size:11px;letter-spacing:.34em;color:var(--c-acc);font-weight:600;margin:0 0 14px}
.osg-h2{font-family:"Noto Serif JP",serif;font-size:clamp(20px,2.4vw,28px);font-weight:600;line-height:1.55;margin:0 0 26px;color:var(--c-deep)}
.osg-rv{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s ease}
.osg-rv.is-on{opacity:1;transform:none}
.osg-hero{background:linear-gradient(145deg,var(--c-deep) 0%,var(--c-main) 130%);color:#fff;padding:100px 0 92px}
.osg-hero__grid{display:grid;grid-template-columns:1fr 200px;gap:52px;align-items:center}
.osg-hero h1{font-family:"Noto Serif JP",serif;font-size:clamp(20px,3.2vw,36px);font-weight:600;line-height:1.6;margin:0 0 22px;color:#fff}
.osg-hero__lead{color:#cfdceb;font-size:15px;margin:0}
.osg-since{text-align:right;border-right:3px solid var(--c-acc);padding-right:18px}
.osg-since span{display:block;font-family:"Plus Jakarta Sans",sans-serif;font-size:10px;letter-spacing:.3em;color:var(--c-acc);margin-bottom:6px}
.osg-since b{font-family:"Plus Jakarta Sans",sans-serif;font-size:46px;font-weight:600;color:#fff;line-height:1}
.osg-sec{padding:88px 0}
.osg-sec--paper{background:var(--c-paper)}
.osg-lead{font-family:"Noto Serif JP",serif;font-size:17px;color:var(--c-main);line-height:1.95;margin:0 0 1.4em}
.osg-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--c-line);border:1px solid var(--c-line);margin:44px 0 0}
.osg-grid4 div{background:#fff;padding:24px 12px;text-align:center}
.osg-grid4 span{display:block;font-family:"Plus Jakarta Sans",sans-serif;font-size:10px;letter-spacing:.22em;color:var(--c-sub);margin-bottom:6px}
.osg-grid4 b{font-family:"Plus Jakarta Sans",sans-serif;font-size:21px;font-weight:600;color:var(--c-main)}
.osg-cond{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:0 32px}
.osg-cond li{padding:12px 0 12px 20px;border-bottom:1px solid var(--c-line);font-size:14px;position:relative}
.osg-cond li:before{content:"";position:absolute;left:0;top:22px;width:8px;height:1px;background:var(--c-main)}
.osg-dl{display:grid;grid-template-columns:180px 1fr;border-top:1px solid var(--c-line)}
.osg-dl dt{padding:15px 0;font-size:13px;color:var(--c-main);font-weight:600;border-bottom:1px solid var(--c-line)}
.osg-dl dd{padding:15px 0;margin:0;font-size:14px;border-bottom:1px solid var(--c-line)}
.osg-lp > .tommy-cta-buttons{padding:44px max(24px,calc((100% - 1030px)/2));background:var(--c-paper)}
@media(max-width:860px){
.osg-lp{line-height:1.85}
.osg-in{padding:0 18px}
.osg-hero{padding:64px 0 56px}
.osg-hero__grid{grid-template-columns:1fr;gap:28px}
.osg-since{text-align:left;border-right:none;border-left:3px solid var(--c-acc);padding:0 0 0 16px}
.osg-since b{font-size:38px}
.osg-sec{padding:56px 0}
.osg-grid4{grid-template-columns:repeat(2,1fr)}
.osg-cond{grid-template-columns:1fr}
.osg-dl{grid-template-columns:1fr}
.osg-dl dt{padding:13px 0 2px;border-bottom:none}
.osg-dl dd{padding:0 0 13px}
.osg-lp > .tommy-cta-buttons{padding:32px 18px}
}