html,body{margin:0;background:#fff}

.stB{
  --acc:#635bff; --ink:#0a2540; --body:#374151; --sub:#4b5563; --line:#e6e9ee;
  font-family:system-ui,-apple-system,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
  background:#0a2540;color:#fff;padding:clamp(52px,6.5vw,96px) 24px;
}
.stB__in{
  max-width:960px;margin:0 auto;display:grid;grid-template-columns:auto 1fr;gap:clamp(28px,5vw,68px);align-items:center;
}
.stB__num{display:flex;align-items:baseline;line-height:1}
.stB__num b{
  font-size:clamp(64px,11vw,140px);font-weight:800;letter-spacing:-.05em;font-variant-numeric:tabular-nums;
  background:linear-gradient(160deg,#fff,#9fb8ff);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stB__num span{font-size:clamp(22px,3vw,38px);font-weight:800;color:#9fb8ff;margin-left:4px}
.stB__body h2{margin:0;font-size:clamp(19px,2.6vw,26px);font-weight:800;letter-spacing:-.01em}
.stB__body p{margin:16px 0 0;font-size:14.5px;line-height:2;color:rgba(255,255,255,.76);max-width:460px}
.stB__body a{display:inline-block;margin-top:18px;font-size:13px;font-weight:700;color:#9fb8ff;text-decoration:none}
.stB__body a:hover{text-decoration:underline}
@media (max-width:720px){ .stB__in{grid-template-columns:1fr;gap:20px} }