:root{--ink:#101214;--paper:#f3f1eb;--accent:#4d62ff;--muted:#777a7f;--line:rgba(16,18,20,.15)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.shell{width:min(1180px,calc(100% - 48px));margin:0 auto}
.header{height:92px;display:flex;align-items:center;justify-content:space-between;position:relative;z-index:10}.brand{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:800;letter-spacing:.14em}.brand-mark{width:30px;height:30px;border-radius:50%;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-size:13px;letter-spacing:0}nav{display:flex;gap:28px;font-size:12px;letter-spacing:.08em;text-transform:uppercase}nav a{opacity:.65;transition:opacity .2s ease}nav a:hover{opacity:1}
.hero{min-height:calc(100vh - 92px);position:relative;display:flex;flex-direction:column;justify-content:center;padding:60px 0 84px;overflow:hidden}.eyebrow,.section-label{font-size:11px;letter-spacing:.18em;font-weight:700;color:var(--muted)}.hero h1{margin:34px 0 52px;font-size:clamp(64px,9.2vw,136px);line-height:.9;letter-spacing:-.065em;font-weight:800;max-width:1050px;position:relative;z-index:2}.hero h1 span{color:var(--accent)}.hero-bottom{display:flex;justify-content:flex-end;gap:48px;align-items:flex-end;position:relative;z-index:2}.hero-bottom p{width:min(520px,72%);margin:0;font-size:clamp(14px,1.5vw,18px);line-height:1.9}.round-link{width:58px;height:58px;border:1px solid var(--ink);border-radius:50%;display:grid;place-items:center;font-size:24px;transition:all .25s ease}.round-link:hover{background:var(--ink);color:var(--paper);transform:rotate(8deg)}
.orb{position:absolute;border-radius:50%;filter:blur(1px);opacity:.34;pointer-events:none}.orb-one{width:360px;height:360px;right:-90px;top:13%;background:radial-gradient(circle at 35% 35%,#a8b2ff,#4d62ff 58%,transparent 71%);animation:float 8s ease-in-out infinite}.orb-two{width:160px;height:160px;left:46%;bottom:6%;border:1px solid rgba(77,98,255,.4);animation:float 10s ease-in-out infinite reverse}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-18px)}}
.section{padding:150px 0}.grid-section{display:grid;grid-template-columns:1fr 2.3fr;gap:64px;border-top:1px solid var(--line)}.lead{font-size:clamp(34px,4.2vw,60px);line-height:1.32;letter-spacing:-.045em;margin:0 0 58px}.lead strong{color:var(--accent);font-weight:700}.body-copy{max-width:760px;margin-left:auto;font-size:16px;line-height:2;color:#464a4f}
.dark-section{background:var(--ink);color:#f7f5ef;padding:150px 0}.section-label.light{color:rgba(255,255,255,.45)}.business-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;margin:48px 0 72px}.business-intro h2{font-size:clamp(50px,7.2vw,96px);line-height:.9;letter-spacing:-.065em;margin:0}.business-intro p{width:340px;color:rgba(255,255,255,.62);line-height:1.8;font-size:14px}
.cards{display:grid;grid-template-columns:1.25fr 1fr;gap:18px}.card{min-height:410px;border-radius:28px;padding:34px;background:#f2f0e9;color:var(--ink);display:flex;flex-direction:column}.muted-card{background:#202326;color:#f6f4ed;border:1px solid rgba(255,255,255,.10)}.card-index{font-size:11px;letter-spacing:.15em;opacity:.5}.card h3{font-size:clamp(34px,4vw,58px);letter-spacing:-.05em;margin:70px 0 24px}.card p{max-width:520px;font-size:15px;line-height:1.85;opacity:.7}.card-tag{margin-top:auto;font-size:10px;letter-spacing:.16em;font-weight:700}
.company-section{display:grid;grid-template-columns:1fr 2.3fr;gap:64px}.company-panel{border-top:1px solid var(--ink);padding-top:34px}.company-heading{display:flex;justify-content:space-between;gap:24px;align-items:baseline;margin-bottom:70px}.company-heading h2{font-size:clamp(34px,5vw,64px);letter-spacing:-.05em;margin:0}.company-heading p{color:var(--muted)}dl{margin:0}dl div{display:grid;grid-template-columns:160px 1fr;padding:24px 0;border-top:1px solid var(--line)}dt{font-size:12px;color:var(--muted)}dd{margin:0;font-size:15px}.status-dot{width:8px;height:8px;background:var(--accent);border-radius:50%;display:inline-block;margin-right:6px}
.closing{min-height:450px;padding:60px 0 100px;border-top:1px solid var(--line);display:flex;align-items:flex-end;justify-content:space-between;gap:32px}.closing p{font-size:clamp(44px,7vw,94px);line-height:.92;letter-spacing:-.06em;font-weight:800;margin:0}.closing-mark{font-family:serif;font-size:clamp(80px,12vw,160px);line-height:1;color:var(--accent);opacity:.85}.footer{min-height:110px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.footer p{font-size:11px;color:var(--muted);letter-spacing:.06em}
@media(max-width:760px){.shell{width:min(100% - 32px,1180px)}.header{height:76px}.header nav{display:none}.hero{min-height:calc(100svh - 76px);padding:40px 0 64px}.hero h1{font-size:clamp(52px,16vw,78px);margin:28px 0 44px}.hero-bottom{justify-content:space-between;gap:18px}.hero-bottom p{width:auto;max-width:78%;font-size:13px}.round-link{width:50px;height:50px;flex:0 0 auto}.orb-one{width:250px;height:250px;right:-100px;top:18%}.orb-two{display:none}.section,.dark-section{padding:96px 0}.grid-section,.company-section{grid-template-columns:1fr;gap:42px}.lead{font-size:34px;margin-bottom:38px}.body-copy{font-size:14px}.business-intro{display:block;margin:36px 0 50px}.business-intro h2{font-size:48px}.business-intro p{width:auto;margin-top:28px}.cards{grid-template-columns:1fr}.card{min-height:350px;padding:28px;border-radius:22px}.card h3{margin-top:54px;font-size:38px}.company-heading{display:block;margin-bottom:42px}.company-heading p{margin-top:10px}dl div{grid-template-columns:110px 1fr;gap:16px}.closing{min-height:360px;padding-bottom:70px}.closing p{font-size:46px}.closing-mark{font-size:88px}.footer{min-height:96px}.footer .brand{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.orb{animation:none}}