:root{--ink:#1D1D1F;--paper:#F5F5F7;--black:#0A0A0B;--grey:#6E6E73;--grey-d:#86868B;--grey-l:#A1A1A6}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Inter',-apple-system,BlinkMacSystemFont,'SF Pro Display',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{opacity:.7}
::selection{background:var(--ink);color:var(--paper)}
sup{font-weight:600}
.tm{font-size:.38em}
.tm-lg{font-size:.31em}
.tm-xs{font-size:8px}
.u{text-decoration:underline;text-underline-offset:3px}
.dark{background:var(--black);color:var(--paper)}

/* Nav */
.nav{position:sticky;top:0;z-index:10;height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 clamp(20px,4vw,44px);background:rgba(10,10,11,.72);color:var(--paper);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(255,255,255,.08)}
.brand{font-weight:700;letter-spacing:-.02em;font-size:15px}
.brand sup{font-size:9px}
.nav-links{display:flex;gap:28px;font-size:12.5px;font-weight:500;color:var(--grey-l)}
.nav-lang{display:flex;gap:10px;font-size:11.5px;font-weight:600;color:var(--grey-d)}
.nav-lang a[aria-current]{color:var(--paper)}

/* Hero */
.hero{text-align:center;padding:clamp(90px,16vw,170px) 24px clamp(100px,17vw,180px)}
.hero h1{margin:0;font-size:clamp(64px,13vw,172px);font-weight:700;letter-spacing:-.035em;line-height:1}
.hero h1 sup{font-size:.22em;font-weight:600;top:-2.3em;position:relative}
.baseline{margin:clamp(24px,3.5vw,40px) 0 0;font-size:clamp(19px,2.2vw,26px);font-weight:600;letter-spacing:-.02em}
.hero-sub{margin:16px auto 0;max-width:560px;font-size:15.5px;line-height:1.65;color:var(--grey-d)}

/* Sections */
.section{padding:clamp(80px,10vw,130px) clamp(20px,4vw,44px)}
.center{text-align:center}
.center-t{text-align:center}
.h2{margin:0 auto 56px;font-size:clamp(28px,3.6vw,38px);font-weight:700;letter-spacing:-.03em;max-width:560px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:56px;max-width:1020px;margin:0 auto;text-align:left}
.grid3 h3{margin:0 0 12px;font-size:19px;font-weight:600;letter-spacing:-.02em}
.grid3 p{margin:0;font-size:14.5px;line-height:1.7;color:var(--grey)}

/* Ecosystem */
.eco{padding-top:0;max-width:1288px;margin:0 auto}
.card{background:#fff;border-radius:26px;padding:clamp(44px,5vw,64px) clamp(28px,4vw,52px);margin:0 auto}
.card-dark{background:var(--black);color:var(--paper);padding:clamp(60px,7vw,90px) clamp(28px,4.5vw,60px);margin-bottom:20px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.label{margin:0 0 14px;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--grey-d)}
.card-title-xl{margin:0;font-size:clamp(34px,4.6vw,52px);font-weight:700;letter-spacing:-.035em}
.card-title{margin:0;font-size:clamp(24px,2.6vw,30px);font-weight:700;letter-spacing:-.028em}
.tagline-lg{margin:22px auto 0;max-width:460px;font-size:clamp(17px,1.8vw,20px);font-weight:600;letter-spacing:-.015em}
.tagline{margin:16px auto 0;font-size:17.5px;font-weight:600;letter-spacing:-.015em}
.card-dark .card-sub{margin:10px auto 0;max-width:420px;font-size:14.5px;line-height:1.65;color:var(--grey-l)}
.card .card-sub{margin:10px auto 0;max-width:380px;font-size:14px;line-height:1.65;color:var(--grey)}
.talk{display:inline-block;margin-top:26px;font-size:14.5px;font-weight:500}

/* Ambition */
.ambition{padding:clamp(90px,12vw,150px) clamp(20px,4vw,44px);text-align:center}
.ambition h2{margin:0 auto;max-width:760px;font-size:clamp(30px,4.4vw,48px);font-weight:700;letter-spacing:-.033em;line-height:1.12}
.ambition .muted{color:var(--grey-d)}
.ambition p{margin:28px auto 0;max-width:560px;font-size:16px;line-height:1.7;color:var(--grey-l)}

/* Who */
.who-grid{max-width:1000px;margin:0 auto 20px}
.portrait{height:250px;display:flex;justify-content:center;align-items:flex-end;overflow:hidden;margin:-10px 0 24px}
.portrait img{height:105%;object-fit:contain;object-position:bottom}
.name{margin:0;font-size:21px;font-weight:600;letter-spacing:-.02em}
.role{margin:4px 0 14px;font-size:12.5px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--grey-d)}
.bio{margin:0 auto;max-width:340px;font-size:14.5px;line-height:1.65;color:var(--grey)}
.origin{max-width:1000px;margin:0 auto;padding:0;overflow:hidden}
.origin-img{height:clamp(240px,38vw,380px)}
.origin-img img{width:100%;height:100%;object-fit:cover;display:block}
.origin-body{padding:40px clamp(24px,4vw,44px) 44px}
.origin-quote{margin:0 auto;max-width:620px;font-size:clamp(16.5px,1.8vw,19px);font-weight:600;letter-spacing:-.018em;line-height:1.45}
.caption{margin:16px 0 0;font-size:11px;color:var(--grey-d)}

/* Contact */
.contact{padding:clamp(90px,10vw,130px) clamp(20px,4vw,44px);text-align:center}
.contact h2{margin:0;font-size:clamp(30px,3.8vw,40px);font-weight:700;letter-spacing:-.03em}
.contact-sub{margin:16px auto 0;max-width:440px;font-size:15.5px;line-height:1.6;color:var(--grey-l)}
.btn{display:inline-block;margin-top:32px;background:var(--paper);color:var(--ink);border-radius:980px;padding:16px 34px;font-size:15.5px;font-weight:600}
.contact-mail{margin:18px 0 0;font-size:13.5px;color:var(--grey-d)}

/* Footer */
.footer{border-top:1px solid rgba(255,255,255,.1);padding:44px clamp(20px,4vw,44px) 40px;font-size:11.5px;color:var(--grey-d)}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 22px;font-weight:500;margin-bottom:22px}
.legal{margin:0;line-height:1.6;max-width:820px}
.legal .tm{font-size:8px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:20px}
.footer-lang{display:flex;gap:12px;font-weight:500}
.footer-lang a[aria-current]{color:var(--paper)}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.6,.2,1),transform .8s cubic-bezier(.2,.6,.2,1)}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* Responsive */
@media (max-width:860px){
  .grid3{grid-template-columns:1fr;gap:36px}
  .grid2{grid-template-columns:1fr}
  .nav-links{display:none}
}
@media (max-width:480px){
  .portrait{height:200px}
  .footer-bottom{flex-direction:column;gap:14px;align-items:flex-start}
}