.case-study{--cs-reading:46rem;--cs-wide:61rem;--cs-rail:10.5rem;--cs-gap:3rem;--cs-rule:color-mix(in oklab, var(--border) 82%, var(--fg) 18%);--cs-rule-strong:color-mix(in oklab, var(--fg) 70%, var(--border));--cs-wash:color-mix(in oklab, var(--muted) 38%, var(--bg));--cs-accent-wash:color-mix(in oklab, var(--brand) 9%, var(--bg));min-width:0;color:var(--fg);background:var(--bg);overflow:clip}.case-study *,.case-study :before,.case-study :after{box-sizing:border-box}.cs-container{width:100%;min-width:0;max-width:1280px;margin:0 auto;padding-left:24px;padding-right:24px}.cs-back{color:var(--muted-fg);align-items:center;gap:9px;margin-bottom:52px;font-size:14px;text-decoration:none;display:inline-flex}.cs-back:hover{color:var(--fg)}.cs-back:focus-visible,.cs-progress a:focus-visible{outline:2px solid var(--brand);outline-offset:4px}.cs-kicker{color:var(--brand-active);font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.15em;text-transform:uppercase;font-size:12px;font-weight:500;line-height:1.45;display:block}.dark .cs-kicker{color:var(--teal-500)}.cs-hero{background:var(--bg);border:0;min-height:40rem;padding:3rem 0 4rem}.cs-hero--dark{color:var(--neutral-0);background:var(--surface-quiet)}.cs-hero>.cs-container{width:min(100% - 3rem,82rem);max-width:none;padding-left:0;padding-right:0}.cs-hero .cs-back{margin-bottom:2.5rem}.cs-hero__grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:center;gap:clamp(2.5rem,4vw,4rem);display:grid}.cs-hero__grid--solo{grid-template-columns:minmax(0,1fr)}.cs-hero__main{min-width:0}.cs-title{max-width:17ch;color:var(--fg);font-family:var(--font-headline), system-ui, sans-serif;letter-spacing:-.045em;margin:18px 0 0;font-size:clamp(3.45rem,5.2vw,4.9rem);font-weight:500;line-height:.98}.cs-hero--dark .cs-title{color:var(--neutral-0)}.cs-dek{max-width:45rem;color:color-mix(in oklab, var(--fg) 82%, var(--muted-fg));margin:28px 0 0;font-size:clamp(1.2rem,1.65vw,1.42rem);line-height:1.58}.cs-hero--dark .cs-dek{color:#e2e8f0cc}.cs-meta{color:var(--muted-fg);font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.09em;text-transform:uppercase;flex-wrap:wrap;gap:8px 22px;margin:30px 0 0;padding:0;font-size:12px;line-height:1.5;list-style:none;display:flex}.cs-meta li+li{position:relative}.cs-meta li+li:before{content:"";background:currentColor;border-radius:50%;width:3px;height:3px;position:absolute;top:.68em;left:-12px}.cs-tags{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}.cs-tag{border:1px solid var(--border);min-height:30px;color:var(--muted-fg);border-radius:999px;align-items:center;padding:5px 11px;font-size:13px;line-height:1.2;display:inline-flex}.dark .cs-tag{border-color:var(--border-strong)}.cs-hero__evidence{border:0;flex-direction:column;justify-content:center;justify-self:start;width:min(100%,42rem);min-width:0;padding:0;display:flex}.cs-hero__evidence>span{color:var(--brand-active);font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.13em;text-transform:uppercase;font-size:12px}.dark .cs-hero__evidence>span{color:var(--teal-500)}.cs-hero__evidence>div{width:100%;color:var(--muted-fg);margin:0;font-size:16px;line-height:1.65}.cs-hero__evidence p{margin:0}.cs-hero__exhibit{border-top:1px solid var(--cs-rule);margin-top:46px;padding-top:30px}.cs-progress{top:var(--site-header-h);z-index:45;border-bottom:1px solid var(--cs-rule-strong);background:color-mix(in oklab, var(--bg) 94%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky}.cs-progress__inner{align-items:center;gap:24px;min-height:50px;display:flex;position:relative}.cs-progress__title{color:var(--fg);font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.1em;text-transform:uppercase;white-space:nowrap;font-size:12px;font-weight:500}.cs-progress__nav{scrollbar-width:none;margin-left:auto;display:flex;overflow-x:auto}.cs-progress__nav::-webkit-scrollbar{display:none}.cs-progress__nav a{min-height:44px;color:var(--muted-fg);font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;align-items:center;padding:8px 10px;font-size:12px;text-decoration:none;display:inline-flex}.cs-progress__nav a:hover{color:var(--fg)}.cs-progress__nav a[aria-current=true]{color:var(--brand-active)}.cs-progress__track{height:2px;position:absolute;bottom:-1px;left:0;right:0}.cs-progress__fill{background:var(--brand);height:100%;display:block}.cs-section{scroll-margin-top:108px}.cs-section>.cs-container{padding-top:62px;padding-bottom:66px}.cs-section--quiet{background:var(--cs-wash)}.cs-section--dark{color:var(--neutral-0);background:var(--surface-quiet)}.cs-section__head{grid-template-columns:var(--cs-rail) minmax(0, 1fr);gap:var(--cs-gap);align-items:start;display:grid}.cs-section__head h2{grid-column:2}.cs-section h2{max-width:27ch;color:var(--fg);font-family:var(--font-headline), system-ui, sans-serif;letter-spacing:-.018em;margin:0;font-size:clamp(2.3rem,3.7vw,3.5rem);font-weight:500;line-height:1.05}.cs-section--dark h2{color:var(--neutral-0)}.cs-section__body{min-width:0;max-width:calc(var(--cs-rail) + var(--cs-gap) + var(--cs-wide));padding-left:calc(var(--cs-rail) + var(--cs-gap));margin-top:34px}.cs-section__body--wide{max-width:none;padding-left:0}.cs-prose{max-width:var(--cs-reading);color:var(--muted-fg);font-size:18px;line-height:1.72}.cs-prose>:first-child{margin-top:0}.cs-prose>:last-child{margin-bottom:0}.cs-prose p{margin:0 0 22px}.cs-prose strong{color:var(--fg);font-weight:600}.cs-section--dark .cs-prose strong{color:var(--neutral-0)}.cs-lede{color:color-mix(in oklab, var(--fg) 88%, var(--muted-fg));font-size:1.22rem}@media (max-width:56rem){.cs-hero{min-height:0;padding:2.5rem 0 3rem}.cs-hero>.cs-container{width:100%;padding-left:20px;padding-right:20px}.cs-hero .cs-back{margin-bottom:2.25rem}.cs-hero__grid{grid-template-columns:1fr;gap:2.25rem}.cs-hero__evidence{border:0;width:min(100%,42rem);padding:0}}@media (max-width:64rem){.cs-section__body{max-width:none}}@media (max-width:48rem){.cs-container{padding-left:20px;padding-right:20px}.cs-back{margin-bottom:38px}.cs-hero{padding:40px 0 50px}.cs-title{font-size:clamp(2.75rem,12vw,3.45rem)}.cs-dek{font-size:1.16rem;line-height:1.58}.cs-progress__title{display:none}.cs-progress__nav{margin-left:0}.cs-section>.cs-container{padding-top:46px;padding-bottom:50px}.cs-section__head{grid-template-columns:1fr;gap:0}.cs-section__head h2{grid-column:1}.cs-section__body{margin-top:28px;padding-left:0}.cs-prose{font-size:16px;line-height:1.7}}@media (prefers-reduced-motion:reduce){.case-study{scroll-behavior:auto}.case-study *{transition-duration:.01ms!important;animation-duration:.01ms!important}}