.content-header{z-index:50;border-bottom:1px solid var(--color-line);backdrop-filter:blur(12px);background:#fbfbfbeb;padding-block:1rem;position:sticky;top:0}.content-header__inner{justify-content:space-between;align-items:center;gap:1.5rem;display:flex}.content-header__brand{align-items:center;display:inline-flex}.content-header__brand img{width:7.5rem;height:auto}.content-header__back{color:var(--color-primary-ink);letter-spacing:.04em;text-transform:uppercase;font-size:.72rem;font-weight:600;text-decoration:none}.content-main{padding-block:clamp(3.5rem,9vw,8rem)}.content-article{max-width:68rem}.content-hero{max-width:56rem;margin-bottom:clamp(3rem,7vw,5.5rem)}.content-hero .paper-label{color:var(--color-primary);margin-bottom:.9rem;display:inline-block}.content-hero h1{letter-spacing:-.05em;max-width:13ch;margin-bottom:1.25rem;font-size:clamp(3rem,8vw,6.5rem);font-weight:690;line-height:.94}.content-hero p{max-width:66ch;color:var(--color-muted);margin:0;font-size:clamp(1.08rem,2vw,1.3rem)}.content-body{gap:1.25rem;display:grid}.content-body section{border:1px solid var(--color-line);background:var(--color-surface);box-shadow:var(--shadow-paper);border-radius:1rem;padding:clamp(1.5rem,4vw,2.5rem)}.content-body section:nth-child(2n){background:var(--color-paper)}.content-body h2{letter-spacing:-.03em;margin-bottom:.8rem;font-size:clamp(1.5rem,3vw,2.3rem)}.content-body h3{margin-block:1.5rem .5rem;font-size:1.1rem}.content-body p,.content-body li{color:#374151;max-width:72ch;line-height:1.7}.content-body p:last-child,.content-body ul:last-child{margin-bottom:0}.content-body ul,.content-body ol{padding-left:1.25rem}.content-body a{color:var(--color-primary-ink)}.content-note{border-left:4px solid var(--color-primary)!important}@media (width<=36rem){.content-header__back{font-size:.64rem}}