.nav-active{color:var(--accent-ink)!important;font-weight:600!important}.read-progress{position:fixed;inset:0 0 auto;height:3px;background:transparent;z-index:60;pointer-events:none}.read-progress span{display:block;height:100%;width:0%;background:var(--accent);box-shadow:0 0 0 1px color-mix(in oklab,var(--accent) 40%,transparent);transition:width .08s linear}.measure{max-width:760px;margin-inline:auto}.case-index-top{padding-block:clamp(2.25rem,5vw,4.75rem) clamp(1.75rem,3vw,2.75rem)}.case-index-title{max-width:12ch;margin:0;font-family:var(--font-display);font-size:clamp(3rem,9vw,7.5rem);font-weight:600;line-height:.9;letter-spacing:-.035em;text-wrap:balance}.case-index-lead{max-width:58ch;margin:clamp(1.25rem,2.5vw,1.75rem) 0 0;color:var(--ink-soft);font-size:clamp(1.1rem,2vw,1.28rem);line-height:1.6}.case-index-section{padding-block:clamp(1.25rem,3vw,2rem) clamp(3rem,6vw,5rem)}.case-list{display:grid;gap:1rem}.case-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(1.25rem,3vw,2rem);padding:clamp(1.25rem,3vw,2rem);color:inherit;text-decoration:none}.case-card:hover .case-card-title{color:var(--accent-ink)}.case-card-meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}.case-card-title{margin:0 0 .7rem;font-family:var(--font-display);font-size:clamp(1.75rem,3.3vw,2.45rem);font-weight:600;line-height:1.05;letter-spacing:-.018em;transition:color .16s ease}.case-card-summary{max-width:70ch;margin:0;color:var(--ink-muted);font-size:1.02rem;line-height:1.65}.case-card-facts{display:flex;flex-wrap:wrap;gap:.6rem 1.3rem;margin:1.1rem 0 0;color:var(--ink-muted);font-family:var(--font-mono);font-size:.75rem}.case-card-facts strong{color:var(--ink);font-weight:600}.case-card-icon{width:3rem;height:3rem;display:grid;place-items:center;border:1px solid color-mix(in oklab,var(--accent) 34%,var(--line));border-radius:var(--radius);color:var(--accent-ink);background:color-mix(in oklab,var(--accent) 12%,var(--surface))}.case-card-link{display:inline-flex;align-items:center;gap:.45rem;margin-top:1.2rem;color:var(--accent-ink);font-family:var(--font-mono);font-size:.78rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.cs-top{padding-block:clamp(2rem,4vw,3.25rem) clamp(1.6rem,3vw,2.4rem)}.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:.55rem;margin-bottom:1.8rem;color:var(--ink-muted);font-family:var(--font-mono);font-size:.74rem;letter-spacing:.06em}.crumb a{color:var(--ink-muted);text-decoration:none}.crumb a:hover{color:var(--accent-ink)}.crumb .sep{color:var(--ink-faint)}.crumb .here{color:var(--ink)}.cs-kicker{display:flex;align-items:center;flex-wrap:wrap;gap:.7rem;margin-bottom:1.2rem}.cs-agency{padding:.3em .75em;border-radius:var(--radius);background:var(--accent-2);color:#fbf8f0;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap}.cs-title{margin:0 0 1.3rem;font-family:var(--font-display);font-size:clamp(2.3rem,5.6vw,3.7rem);font-weight:600;line-height:1.04;letter-spacing:-.018em;text-wrap:balance}.cs-dek{max-width:60ch;margin:0 0 1.8rem;color:var(--ink-soft);font-size:clamp(1.12rem,2.2vw,1.34rem);line-height:1.55}.cs-tags{display:flex;flex-wrap:wrap;gap:.5rem}.cs-lead-fig{margin:clamp(1.8rem,3.5vw,2.8rem) 0 0}.cs-artifact{border:1px solid var(--line-strong);border-radius:var(--radius-lg);background:linear-gradient(135deg,color-mix(in oklab,var(--accent) 16%,transparent),transparent 42%),repeating-linear-gradient(135deg,transparent 0 11px,color-mix(in oklab,var(--line-strong) 45%,transparent) 11px 12px),var(--surface-2);aspect-ratio:16 / 8;display:grid;align-content:end;padding:clamp(1rem,2.5vw,1.6rem)}.cs-artifact-caption{width:fit-content;max-width:34ch;margin:0;border:1px solid var(--line);border-radius:var(--radius-pill);background:var(--surface);color:var(--ink-muted);font-family:var(--font-mono);font-size:.74rem;letter-spacing:.08em;line-height:1.4;padding:.45em .9em;text-transform:uppercase}.cs-facts{position:relative;z-index:1;margin-top:clamp(2.4rem,5vw,3.6rem);background:var(--ink);color:var(--surface)}.cs-facts-inner{display:grid;grid-template-columns:repeat(4,1fr)}.cs-fact{padding:2rem 1.4rem;border-left:1px solid color-mix(in oklab,var(--surface) 16%,transparent)}.cs-fact:first-child{border-left:0}.cs-fact-label{display:block;margin-bottom:.7rem;color:color-mix(in oklab,var(--surface) 60%,transparent);font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase}.cs-fact-value{display:block;color:color-mix(in oklab,var(--accent) 52%,#fff);font-family:var(--font-display);font-size:clamp(1.3rem,2.4vw,1.7rem);font-weight:600;line-height:1.12}.cs-fact-value .sub{display:block;margin-top:.3rem;color:color-mix(in oklab,var(--surface) 64%,transparent);font-family:var(--font-body);font-size:.82rem;font-weight:500;letter-spacing:0}.cs-block{position:relative;z-index:1;padding-block:clamp(2.6rem,5.5vw,4.4rem)}.cs-block+.cs-block{border-top:1px solid var(--line)}.cs-grid{display:grid;grid-template-columns:230px 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:start}.cs-rail{position:sticky;top:96px}.cs-rail-eyebrow{display:flex;align-items:center;gap:.55rem;margin-bottom:.7rem;color:var(--ink-muted);font-family:var(--font-mono);font-size:.72rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase}.cs-rail-eyebrow .num{color:var(--accent-ink);font-weight:600}.cs-rail-eyebrow .tick{display:inline-block;width:22px;height:1px;background:var(--line-strong)}.cs-rail-title{margin:0;color:var(--ink);font-family:var(--font-display);font-size:clamp(1.5rem,2.6vw,1.95rem);font-weight:600;line-height:1.1;letter-spacing:-.01em}.cs-prose>*{margin-block:0 1.3rem}.cs-prose>*:last-child{margin-bottom:0}.cs-prose p{color:var(--ink);font-size:1.12rem;line-height:1.72}.cs-prose strong{color:var(--ink);font-weight:600}.cs-prose code{padding:.08em .36em;border:1px solid var(--line);border-radius:4px;background:var(--surface-2);color:var(--accent-ink);font-family:var(--font-mono);font-size:.88em}.cs-prose a{color:var(--accent-ink);text-decoration:underline;text-decoration-color:color-mix(in oklab,var(--accent) 45%,transparent);text-underline-offset:3px}.cs-prose a:hover{text-decoration-color:var(--accent)}.cs-prose--lead p:first-of-type:first-letter{float:left;padding:.06em .14em 0 0;color:var(--accent-ink);font-family:var(--font-display);font-size:3.4em;font-weight:600;line-height:.78}.cs-constraints{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem 2.2rem}.cs-constraint{padding-top:1.1rem;border-top:2px solid var(--line-strong)}.cs-constraint-title{margin:0 0 .5rem;color:var(--ink);font-family:var(--font-display);font-size:1.12rem;font-weight:600;line-height:1.25}.cs-constraint-body{margin:0;color:var(--ink-muted);font-size:.97rem;line-height:1.6}.cs-decisions{display:flex;flex-direction:column;gap:1.6rem}.cs-decision{display:grid;grid-template-columns:auto 1fr;gap:1.1rem;align-items:start}.cs-decision-num{width:38px;height:38px;display:grid;place-items:center;flex-shrink:0;border:1px solid color-mix(in oklab,var(--accent) 38%,var(--line));border-radius:var(--radius);background:color-mix(in oklab,var(--accent) 14%,var(--surface));color:var(--accent-ink);font-family:var(--font-mono);font-size:.9rem;font-weight:600}.cs-decision-title{margin:.3rem 0 .45rem;color:var(--ink);font-family:var(--font-display);font-size:1.16rem;font-weight:600;line-height:1.25}.cs-decision-body{margin:0;color:var(--ink-muted);font-size:.99rem;line-height:1.62}.cs-outcomes{display:flex;flex-direction:column;gap:1rem;margin:0;padding:0;list-style:none}.cs-outcomes li{position:relative;padding-left:1.6rem;color:var(--ink);font-size:1.08rem;line-height:1.62}.cs-outcomes li:before{content:"";position:absolute;left:.15rem;top:.66em;width:8px;height:8px;background:var(--accent);border-radius:1px;transform:rotate(45deg)}.cs-outcomes li strong{font-weight:600}.cs-lessons{display:grid;grid-template-columns:1fr;gap:0}.cs-lesson{padding:1.3rem 0;border-top:1px solid var(--line)}.cs-lesson:first-child{padding-top:0;border-top:0}.cs-lesson-title{margin:0 0 .45rem;color:var(--ink);font-family:var(--font-display);font-size:1.1rem;font-weight:600;line-height:1.3}.cs-lesson-body{max-width:60ch;margin:0;color:var(--ink-muted);font-size:.99rem;line-height:1.62}.cs-pull{padding-block:clamp(2.4rem,5vw,3.6rem);border-top:1px solid var(--line)}.cs-pull blockquote{max-width:880px;margin:0 auto;color:var(--ink);font-family:var(--font-display);font-size:clamp(1.5rem,3.4vw,2.3rem);font-weight:500;line-height:1.28;letter-spacing:-.01em;text-align:center}.cs-pull blockquote .mk{color:color-mix(in oklab,var(--accent) 70%,var(--ink))}.cs-cta{padding-block:clamp(2.4rem,5vw,3.6rem);border-top:1px solid var(--line)}.cs-cta-card{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:2rem;padding:clamp(1.6rem,3.5vw,2.6rem);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:var(--radius-lg);background:var(--surface-2)}.cs-cta-title{max-width:22ch;margin:0 0 .6rem;color:var(--ink);font-family:var(--font-display);font-size:clamp(1.4rem,2.8vw,1.95rem);font-weight:600;line-height:1.15}.cs-cta-sub{max-width:48ch;margin:0;color:var(--ink-muted);font-size:1rem;line-height:1.6}.cs-cta-actions{display:flex;flex-wrap:wrap;flex-shrink:0;gap:.8rem}.cs-next{padding-block:clamp(2.4rem,5vw,3.6rem);border-top:1px solid var(--line);background:var(--surface-2)}.cs-next-head{margin-bottom:1.2rem}.cs-next-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--block-gap)}.cs-next-card{display:flex;flex-direction:column;min-height:12rem;padding:clamp(1.25rem,2.6vw,1.7rem);color:inherit;text-decoration:none;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.cs-next-card:hover,.cs-next-card:focus-visible{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:0 16px 40px -28px #2c2a248c}.cs-next-card:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.cs-next-kicker{color:var(--accent-ink);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase}.cs-next-title{margin-top:.75rem;color:var(--ink);font-size:clamp(1.35rem,3vw,2rem);font-weight:600;line-height:1.08}.cs-next-copy{margin-top:auto;padding-top:1.1rem;color:var(--ink-muted);font-size:.98rem;line-height:1.5}@media(max-width:880px){.case-card{grid-template-columns:1fr}.case-card-icon{order:-1}.cs-grid{grid-template-columns:1fr;gap:1.4rem}.cs-rail{position:static}.cs-constraints,.cs-next-grid{grid-template-columns:1fr}.cs-cta-card{flex-direction:column;align-items:flex-start}}@media(max-width:560px){.cs-facts-inner{grid-template-columns:1fr 1fr}.cs-fact:nth-child(3){border-left:0}.cs-fact:nth-child(-n+2){border-bottom:1px solid color-mix(in oklab,var(--surface) 16%,transparent)}}