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50vw);padding-inline:max(var(--page-gut, 28px),calc((100vw - var(--page-max, 1480px)) / 2));padding-block:clamp(40px,5vw,72px);background:var(--surface-2);position:relative;z-index:1}.csd-metrics{display:grid;grid-template-columns:repeat(var(--csd-mcols, 3),minmax(0,1fr));gap:clamp(16px,2.4vw,36px)}@media(max-width:720px){.csd-metrics{grid-template-columns:1fr 1fr;gap:28px}}.csd-metric{display:flex;flex-direction:column;gap:8px}.csd-metric-v{font-size:clamp(34px,4.2vw,56px);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);color:var(--color-crimson);font-variant-numeric:tabular-nums lining-nums}.csd-metric-l{font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:var(--text-muted)}.csd-body-sec{padding-block:clamp(44px,6vw,92px)}.csd-body-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(40px,5vw,96px);align-items:start}@media(max-width:1020px){.csd-body-grid{grid-template-columns:1fr}.csd-toc{display:none}}.csd-prose{max-width:none}.csd-prose h2{margin:clamp(34px,3.8vw,52px) 0 14px;font-size:clamp(24px,2.6vw,34px);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);color:var(--text-primary);scroll-margin-top:110px}.csd-prose h2:first-child{margin-top:0}.csd-prose h3{margin:26px 0 10px;font-size:clamp(19px,1.9vw,24px);font-weight:var(--weight-semibold);color:var(--text-primary)}.csd-prose p{margin:0 0 18px;font-size:clamp(17px,1.35vw,19px);line-height:1.75;color:var(--text-body)}.csd-prose ul,.csd-prose ol{margin:0 0 20px;padding-left:24px}.csd-prose li{margin-bottom:9px;font-size:clamp(17px,1.35vw,19px);line-height:1.65;color:var(--text-body)}.csd-prose img{width:100%;height:auto;border-radius:var(--radius-md);margin:22px 0;border:1px solid var(--border-subtle)}.csd-prose a{color:var(--color-crimson);text-decoration:underline;text-underline-offset:2px}.csd-prose strong{color:var(--text-primary)}.csd-prose blockquote{margin:26px 0 16px;padding-left:20px;border-left:3px solid var(--color-crimson);font-size:clamp(19px,1.9vw,24px);font-weight:var(--weight-medium);letter-spacing:var(--tracking-tight);line-height:1.45;color:var(--text-primary)}.csd-toc{position:sticky;top:108px}.csd-toc-card{border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:22px 22px 16px;background:color-mix(in oklch,var(--surface-card) 55%,transparent)}.csd-toc-eyebrow{display:block;margin-bottom:12px;font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:var(--text-muted)}.csd-toc-list{display:flex;flex-direction:column}.csd-toc-link{position:relative;padding:9px 0 9px 14px;font-size:var(--text-sm);line-height:1.45;color:var(--text-muted);text-decoration:none;border-bottom:1px solid color-mix(in oklch,var(--border-subtle) 55%,transparent);transition:color .15s ease}.csd-toc-link:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;border-radius:2px;background:var(--color-crimson);opacity:0;transform:scaleY(.35);transform-origin:center;transition:opacity .18s ease,transform .18s ease}.csd-toc-link:last-child{border-bottom:0}.csd-toc-link:hover{color:var(--color-crimson)}.csd-toc-link.is-active{color:var(--text-primary);font-weight:var(--weight-medium)}.csd-toc-link.is-active:before{opacity:1;transform:scaleY(1)}@media(prefers-reduced-motion:reduce){.csd-toc-link:before{transition:none}}.csd-quote{margin:clamp(30px,3.6vw,48px) 0 0;max-width:56ch}.csd-quote blockquote{margin:0;font-size:clamp(20px,2.4vw,30px);font-weight:var(--weight-medium);letter-spacing:var(--tracking-tight);line-height:1.35;color:var(--text-primary)}.csd-quote figcaption{margin-top:14px;font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.04em;color:var(--text-muted)}.csd-rel-sec{padding-block:clamp(40px,5.5vw,80px)}.csd-rel-h{margin:0 0 clamp(18px,2.2vw,28px);font-size:clamp(22px,2.6vw,32px);font-weight:var(--weight-medium);letter-spacing:var(--tracking-tight);color:var(--text-primary)}