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

.rdPr{
  --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:#fff;padding:0 24px clamp(52px,6.5vw,88px);position:relative;
}
.rdPr__bar{position:sticky;top:0;height:3px;background:var(--line);z-index:5;margin:0 -24px}
.rdPr__bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--acc),#00b3ff);transition:width .1s linear}
.rdPr__in{max-width:680px;margin:0 auto;padding-top:clamp(36px,5vw,64px)}
.rdPr__meta{margin:0 0 14px;font-size:11.5px;color:var(--sub)}
.rdPr__title{margin:0 0 26px;font-size:clamp(22px,3.2vw,32px);line-height:1.6;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.rdPr__in p{margin:0 0 22px;font-size:15px;line-height:2.1;color:var(--body)}
.rdPr__in p:last-child{margin-bottom:0}