:root{
  --bg:#0a0c1a;--panel:#12152b;--panel2:#1a1e3a;--ink:#ecebfa;--mut:#9b98c0;
  --line:#2a2d52;--cyan:#38d5ff;--violet:#8f6bff;--pink:#ff6bd6;--gold:#ffd166;
  --maxw:1120px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:"Hiragino Sans","Yu Gothic","Noto Sans JP",system-ui,sans-serif;line-height:1.8;font-size:15px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
::selection{background:var(--violet);color:#fff}

header.site{position:sticky;top:0;z-index:50;background:rgba(10,12,26,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.15rem}
.logo .gem{width:30px;height:30px;border-radius:50%;background:conic-gradient(from 40deg,var(--violet),var(--cyan),var(--pink),var(--violet));display:grid;place-items:center;font-size:.8rem;color:#0a0c1a}
.nav-toggle{display:none;background:none;border:0;font-size:1.5rem;color:var(--ink);cursor:pointer}
nav.main{display:flex;gap:18px;align-items:center;font-size:.92rem}
nav.main a{padding:5px 0;border-bottom:2px solid transparent;font-weight:600;color:#c9c6eb}
nav.main a:hover,nav.main a.active{color:var(--cyan);border-color:var(--cyan)}
.btn{display:inline-block;background:linear-gradient(120deg,var(--violet),var(--cyan));color:#0a0c1a;padding:11px 26px;border-radius:12px;font-weight:800;font-size:.94rem;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(143,107,255,.4)}
.btn.ghost{background:transparent;color:var(--cyan);border:1.5px solid var(--cyan)}
.btn.sm{padding:8px 18px;font-size:.86rem}

.hero{position:relative;padding:74px 0 64px;overflow:hidden;
 background:
  radial-gradient(circle at 12% 22%, rgba(143,107,255,.28) 0, transparent 44%),
  radial-gradient(circle at 88% 8%, rgba(56,213,255,.22) 0, transparent 42%),
  radial-gradient(circle at 60% 118%, rgba(255,107,214,.18) 0, transparent 50%),
  var(--bg)}
.hero .eyebrow{display:inline-block;color:var(--gold);font-weight:800;letter-spacing:.2em;font-size:.78rem;margin-bottom:14px}
.hero h1{font-size:clamp(2.2rem,6vw,4rem);font-weight:900;line-height:1.08;letter-spacing:-.01em}
.hero h1 .grad{background:linear-gradient(90deg,var(--cyan),var(--violet),var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{margin:20px 0 0;max-width:660px;color:#c4c0e6;font-size:1.06rem}
.hero .badges{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.hero .badges span{background:var(--panel);border:1px solid var(--line);padding:8px 16px;border-radius:999px;font-size:.86rem;color:#c4c0e6;font-weight:600}
.hero .cta-row{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}

section.blk{padding:56px 0}
section.blk.alt{background:var(--panel)}
h2.sec{font-size:1.6rem;font-weight:900;margin-bottom:8px}
h2.sec .en{display:block;font-size:.72rem;letter-spacing:.24em;color:var(--violet);font-weight:700;text-transform:uppercase}
p.sec-sub{color:var(--mut);margin-bottom:28px;max-width:680px}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.unit{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:transform .15s,border-color .15s}
.unit:hover{transform:translateY(-3px);border-color:var(--violet)}
.unit .av{height:120px;display:grid;place-items:center;font-size:2.6rem}
.unit h3{padding:14px 16px 4px;font-size:1.04rem}
.unit p{padding:0 16px 16px;font-size:.86rem;color:var(--mut)}
.unit .role{display:inline-block;margin:0 16px 12px;font-size:.72rem;padding:2px 10px;border-radius:999px;color:#0a0c1a;font-weight:700}

.factrow{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
.fact{background:var(--panel2);border:1px solid var(--line);border-top:3px solid var(--cyan);border-radius:12px;padding:18px 18px}
.fact b{display:block;color:var(--cyan);margin-bottom:4px}
.fact p{color:var(--mut);font-size:.9rem}

.roles{display:flex;gap:14px;flex-wrap:wrap}
.roles span{background:var(--panel);border:1px solid var(--line);padding:10px 18px;border-radius:12px;color:#c4c0e6;font-weight:700}
.roles span i{font-style:normal;color:var(--gold);margin-left:6px}

.split{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:start}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px}
.card h3{color:var(--cyan);font-size:1.06rem;margin-bottom:10px}
.card p,.card li{color:var(--mut);font-size:.93rem}
.card ul{margin:12px 0 0 18px}
.card li{margin-bottom:8px}
.note{background:var(--panel2);border-left:4px solid var(--violet);padding:16px 20px;border-radius:8px;color:var(--mut);font-size:.9rem;margin-top:24px}

.phead{padding:50px 0 26px;border-bottom:1px solid var(--line)}
.crumb{font-size:.84rem;color:var(--mut);margin-bottom:12px}
.crumb a{color:var(--cyan)}
.phead h1{font-size:clamp(1.9rem,4.4vw,3rem);font-weight:900}
.phead h1 .en{display:block;font-size:.75rem;letter-spacing:.22em;color:var(--violet);text-transform:uppercase;font-weight:700}
.lede{margin-top:14px;max-width:720px;color:var(--mut);font-size:1.03rem}
.narrow{max-width:840px!important}
.cta-card{background:linear-gradient(130deg,var(--violet),var(--cyan));border-radius:18px;padding:42px 40px;text-align:center;color:#0a0c1a}
.cta-card h2{font-size:1.5rem;font-weight:900;color:#0a0c1a}
.cta-card p{color:rgba(10,12,26,.78);margin:10px 0 24px}
.cta-card .btn{background:#0a0c1a;color:#fff}

footer.site{border-top:1px solid var(--line);margin-top:50px;padding:38px 0 32px;color:var(--mut);font-size:.88rem;background:#07081a}
.ft{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}
.ft .logo{color:var(--ink)}
.ft nav{display:flex;gap:16px;flex-wrap:wrap}
.ft nav a:hover{color:var(--cyan)}

@media(max-width:900px){
  .g4,.g3,.factrow{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .nav-toggle{display:block}
  nav.main{position:fixed;top:64px;left:0;right:0;background:#0b0d1f;flex-direction:column;align-items:flex-start;padding:18px 24px;gap:15px;border-bottom:1px solid var(--line);display:none}
  nav.main.open{display:flex}
  .hero{padding:52px 0 48px}
  section.blk{padding:40px 0}
}