/* v7 "Quiet Signal" shell for case pages — dark chrome shared by all migrated
   cases. Each page sets its own accent via --acc and adds bespoke inline styles.
   Pages not yet migrated still use case.css. (See DECISIONS.md 2026-07-10.) */
:root{
  --bg:#0F0E13; --bg2:#14131A; --cream:#F4F3E4; --ink:#0F0E13;
  --lime:#B0E02E; --acc:#B0E02E;
  --mut:rgba(244,243,228,.48); --mut2:rgba(244,243,228,.30);
  --line:rgba(244,243,228,.14); --line-soft:rgba(244,243,228,.08);
  --ease:cubic-bezier(.19,1,.22,1); --ease2:cubic-bezier(.65,.05,.15,1); --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Space Grotesk",system-ui,sans-serif;background:var(--bg);color:var(--cream);line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(22px,4vw,56px)}
.mono{font-family:"JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:400}
.serif{font-family:"Instrument Serif",serif;font-style:italic;font-weight:400}
h1,h2,h3{font-weight:300;letter-spacing:-.02em;line-height:1.05}
::selection{background:var(--lime);color:var(--ink)}

.grain{position:fixed;inset:-50%;z-index:3;pointer-events:none;opacity:.07;mix-blend-mode:screen;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E")}

/* ===== identical navigation on every case page ===== */
.topbar{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;justify-content:space-between;align-items:center;
  padding:18px clamp(16px,4vw,44px);background:linear-gradient(to bottom,rgba(15,14,19,.85),rgba(15,14,19,0));pointer-events:none}
.topbar>*{pointer-events:auto}
.topbar a.back{font-family:"JetBrains Mono";font-size:11px;text-transform:uppercase;letter-spacing:.16em;color:var(--mut);transition:color .3s var(--ease)}
.topbar a.back:hover{color:var(--cream)}
.topbar .count{font-family:"JetBrains Mono";font-size:11px;letter-spacing:.16em;color:var(--mut2)}
.topbar a.brand{font-weight:600;font-size:16px;letter-spacing:-.02em}
.topbar a.brand i{font-style:normal;color:var(--lime)}

/* section kicker — same language as the home page */
.sk{display:flex;justify-content:space-between;align-items:baseline;gap:14px;padding-bottom:14px;border-bottom:1px solid var(--line);color:var(--mut)}
.sk .l::before{content:"( ";color:var(--mut2)}
.sk .l::after{content:" )";color:var(--mut2)}

/* prev / next */
.pn{display:flex;justify-content:space-between;gap:16px;padding-block:clamp(46px,7vw,84px)}
.pn a{max-width:48%;transition:transform .4s var(--ease)}
.pn a:hover{transform:translateY(-3px)}
.pn a.next{text-align:right;margin-left:auto}
.pn .lab{font-family:"JetBrains Mono";font-size:10.5px;text-transform:uppercase;letter-spacing:.14em;color:var(--mut2)}
.pn .nm{font-weight:300;font-size:clamp(1.4rem,3vw,2.1rem);letter-spacing:-.02em;margin-top:8px;color:var(--cream);transition:color .3s var(--ease)}
.pn a:hover .nm{color:var(--acc)}

/* footer */
.cfoot{border-top:1px solid var(--line-soft);padding:26px 0 clamp(60px,9vw,90px)}
.cfoot .row{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;color:var(--mut2)}
.cfoot a:hover{color:var(--cream)}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
  .grain{display:none}
}