/* Shared case-study styles — ElevenLabs system (matches full-page-elevenlabs.html). */
:root{
  --canvas:#f5f5f5; --canvas-soft:#fafafa; --surface:#ffffff; --surface-strong:#f0efed;
  --ink:#0c0a09; --primary:#292524; --body:#4e4e4e; --muted:#777169; --muted-soft:#a8a29e;
  --hairline:#e7e5e4; --hairline-strong:#d6d3d1;
  --serif:'Hanken Grotesk','Inter',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{overflow-x:hidden;scroll-behavior:smooth}
body{background:var(--canvas);color:var(--body);font-family:var(--sans);font-size:16px;line-height:1.5;letter-spacing:.16px;-webkit-font-smoothing:antialiased}
h1,h2,h3,.cs-summary{text-wrap:balance}
.cs-block p{text-wrap:pretty}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:9999px;background:#000;color:#fff;font-size:14px;font-weight:500;letter-spacing:0;text-decoration:none;border:1px solid #000;transition:background .15s ease}
.btn:hover{background:#1f1f1f}
.btn.outline{background:transparent;color:var(--ink);border-color:var(--hairline-strong)}
.btn.outline:hover{background:var(--surface-strong)}

/* nav */
.nav{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:50}
.nav-in{max-width:1180px;margin:0 auto;height:64px;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.nav .wm{display:inline-flex;color:var(--ink)}
.nav .wm svg{height:26px;width:auto;display:block}
.nav .btn{height:36px;padding:0 16px;font-size:13px}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-socials{display:inline-flex;align-items:center;gap:8px}
.nav-social{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;border:1px solid var(--hairline-strong);color:var(--muted);transition:color .15s ease,border-color .15s ease}
.nav-social:hover{color:var(--ink);border-color:var(--ink)}
.nav-social svg{width:16px;height:16px;fill:currentColor;display:block}
/* back link — overlaid top-left under the nav, zero-height so it never shifts the hero title */
.cs-backbar{max-width:1180px;margin:0 auto;padding:0 24px;position:relative;height:0;z-index:2}
.cs-back{position:absolute;top:18px;left:24px;font-family:var(--sans);font-size:12px;font-weight:400;color:var(--muted);text-decoration:none}
.cs-back:hover{color:var(--ink)}

/* case-study hero */
.cs-hero{max-width:820px;margin:0 auto;padding:56px 24px 40px;text-align:center}
.cs-year{display:block;font-size:13px;color:var(--muted);letter-spacing:.5px;margin-bottom:10px}
.cs-hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.4rem,5vw,3.4rem);line-height:1.05;letter-spacing:-.028em;color:var(--ink)}
.cs-summary{color:var(--body);font-size:clamp(1rem,1.3vw,1.08rem);line-height:1.55;max-width:620px;margin:18px auto 0}
.cs-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:22px}
.cs-tags span{border:1px solid var(--hairline-strong);border-radius:8px;padding:5px 10px;font-size:12px;color:var(--body)}

/* hero media */
.cs-media{max-width:1100px;margin:0 auto;padding:0 24px}
.cs-media img{width:100%;height:auto;display:block;border-radius:16px;border:1px solid var(--hairline)}

/* inline project gallery — wide shots full-width, square shots paired 2-up */
.cs-gallery{max-width:1100px;margin:24px auto 0;padding:0 24px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cs-gallery img{width:100%;height:auto;display:block;border-radius:16px;border:1px solid var(--hairline)}
.cs-gallery img.full{grid-column:1 / -1}
@media(max-width:680px){.cs-gallery{grid-template-columns:1fr}.cs-gallery img.full{grid-column:auto}}

/* body blocks */
.cs-body{max-width:720px;margin:0 auto;padding:72px 24px 24px}
.cs-block + .cs-block{margin-top:40px;padding-top:40px;border-top:1px solid var(--hairline)}
.cs-eyebrow{font-size:12px;font-weight:400;text-transform:none;letter-spacing:0;color:#b8b3ad}
.cs-block h3{font-family:var(--serif);font-weight:500;font-size:clamp(1.4rem,2.6vw,1.8rem);line-height:1.15;letter-spacing:-.018em;color:var(--ink);margin:12px 0 14px}
.cs-block p{color:var(--body);font-size:16px;line-height:1.6}

/* cta band */
.ctaband{position:relative;overflow:hidden;background:var(--canvas);border-top:1px solid var(--hairline);margin-top:80px}
.ctaband-in{max-width:740px;margin:0 auto;padding:96px 24px;text-align:center}
.ctaband h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.8rem,3.6vw,2.4rem);letter-spacing:-.024em;color:var(--ink);line-height:1.1}
.ctaband p{color:var(--body);font-size:16px;margin:16px auto 0;max-width:52ch;text-wrap:balance}
.ctaband .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:28px}

/* footer */
.footer{background:var(--canvas);border-top:1px solid var(--hairline)}
.footer-in{max-width:1180px;margin:0 auto;padding:40px 24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--body);font-size:15px}

@media(max-width:680px){.cs-body{padding-top:48px}.ctaband-in{padding:72px 20px}}