/* ============================================================
   case-study.css — shared styles for all case study pages
   ============================================================ */

/* ---------- TOKENS ---------- */
:root{
  --ink:#0e0e0c;
  --bg:#14140f;
  --bg-2:#1c1b16;
  --paper:#efe9dc;
  --paper-soft:#d9d1bf;
  --rule:#3a362c;
  --muted:#8b8470;
  --accent:#c44a2a;
  --accent-soft:#d98a5b;
  --gold:#b9914a;

  --serif:'Playfair Display','Cormorant Garamond',Georgia,serif;
  --sans:'Inter','Inter Tight',system-ui,sans-serif;
  --mono:'DM Mono', ui-monospace, Menlo, monospace;
}

/* ---------- BASE ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0;background:var(--bg);color:var(--paper);font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(196,74,42,.06), transparent 60%),
    radial-gradient(900px 700px at -10% 20%, rgba(185,145,74,.05), transparent 60%),
    var(--bg);
  background-attachment: fixed;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.35'/></svg>");
  opacity:.08;mix-blend-mode:overlay;
}
::selection{background:var(--accent);color:var(--paper)}

a{color:inherit;text-decoration:none}
a.lnk{position:relative;display:inline-block}
a.lnk::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:currentColor;opacity:.35;transform-origin:right center;transition:transform .35s ease, opacity .25s}
a.lnk:hover::after{opacity:1;transform:scaleX(1.02)}

.kicker{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.rule{height:1px;background:var(--rule);width:100%}

/* ---------- TOPNAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 36px;
  background:var(--ink);
  border-bottom:1px solid var(--rule);
  box-shadow:inset 0 -2px 0 var(--accent), 0 1px 0 rgba(0,0,0,.35);
}
.wordmark em{color:var(--accent-soft);font-style:italic}
.wordmark{font-family:var(--serif);font-weight:400;font-style:italic;font-size:22px;letter-spacing:.01em;color:var(--paper);display:flex;align-items:baseline;gap:10px}
.wordmark small{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-style:normal}
.nav-links{display:flex;gap:28px;font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--paper-soft)}
.nav-links a{padding:6px 0;position:relative}
.nav-links a:hover{color:var(--paper)}
.nav-num{color:var(--muted);margin-right:6px}

/* ---------- BREADCRUMB ---------- */
.crumb{
  position:relative;z-index:2;
  padding: 110px 36px 0;
  display:flex;justify-content:space-between;align-items:baseline;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);
}
.crumb a{color:var(--paper-soft)}
.crumb a:hover{color:var(--accent-soft)}
.crumb .back{display:inline-flex;align-items:center;gap:10px}
.crumb .back .arr{display:inline-block;transition:transform .25s}
.crumb .back:hover .arr{transform:translateX(-4px)}

/* ---------- CASE HERO ---------- */
.case-hero{
  position:relative;z-index:2;
  padding: 56px 36px 40px;
  display:grid;grid-template-columns: 1fr; gap:36px;
}
.case-hero .tag-row{
  display:flex;align-items:center;gap:18px;color:var(--muted);
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  flex-wrap:wrap;
}
.case-hero .tag-row .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.case-hero .tag-row .sep{color:var(--rule)}

.case-hero h1{
  font-family:var(--serif);font-weight:300;
  font-size: clamp(48px, 7.2vw, 116px);
  line-height:.94;letter-spacing:-.025em;margin:0;color:var(--paper);
  max-width: 18ch;
}
.case-hero h1 .it{font-style:italic}
.case-hero h1 .amp{color:var(--accent);font-style:italic}

.case-hero .dek{
  font-family:var(--serif);font-style:italic;font-weight:300;
  font-size:clamp(20px,2vw,28px);line-height:1.32;color:var(--paper-soft);
  max-width:54ch;border-left:1px solid var(--rule);padding:6px 0 6px 18px;
}

/* Project meta strip */
.meta-strip{
  margin-top:8px;
  display:grid;grid-template-columns: repeat(4, 1fr); gap:1px;
  background:var(--rule);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
}
.meta-strip .cell{background:var(--bg);padding:20px 22px;display:flex;flex-direction:column;gap:6px}
.meta-strip .k{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.meta-strip .v{font-family:var(--serif);font-style:italic;font-weight:300;font-size:22px;color:var(--paper);letter-spacing:-.005em;line-height:1.2}
.meta-strip .v.mono{font-family:var(--mono);font-style:normal;font-size:13px;letter-spacing:.06em;color:var(--paper-soft)}

/* ---------- COVER IMAGE PLATE ---------- */
.cover{position:relative;z-index:2;padding: 0 36px;margin-top: 24px}
.cover .plate{
  position:relative;
  border:1px solid var(--rule);background:var(--bg-2);
  padding:14px;
}
.cover .plate-tag{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);padding-bottom:12px}
.cover .frame{position:relative;border:1px solid var(--rule);background:#0a0a08;overflow:hidden}
.cover .frame img,.shot .frame img{width:100%;height:100%;display:block;object-fit:cover}
.cover .plate-cap{
  display:flex;justify-content:space-between;gap:18px;align-items:baseline;padding-top:12px;
  font-family:var(--serif);font-style:italic;font-weight:300;color:var(--paper-soft);font-size:14px;line-height:1.4;
}
.cover .plate-cap .num{font-family:var(--mono);font-style:normal;font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.corner{position:absolute;width:14px;height:14px;border-color:var(--paper-soft);opacity:.55}
.corner.tl{top:6px;left:6px;border-top:1px solid;border-left:1px solid}
.corner.tr{top:6px;right:6px;border-top:1px solid;border-right:1px solid}
.corner.bl{bottom:6px;left:6px;border-bottom:1px solid;border-left:1px solid}
.corner.br{bottom:6px;right:6px;border-bottom:1px solid;border-right:1px solid}

/* ---------- SECTION HEADS ---------- */
section{position:relative;z-index:2}
.section-head{display:grid;grid-template-columns:200px 1fr;gap:48px;align-items:baseline;padding:0 36px;margin-top:120px;margin-bottom:36px}
.section-head .num{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.section-head h2{font-family:var(--serif);font-weight:300;font-size:clamp(36px,4.6vw,68px);line-height:1;margin:0;letter-spacing:-.02em;color:var(--paper)}
.section-head h2 .it{font-style:italic}
.section-head .lede{font-family:var(--serif);font-style:italic;font-weight:300;font-size:20px;color:var(--paper-soft);max-width:48ch;margin-top:10px;line-height:1.4}

/* ---------- PROSE BODY ---------- */
.body{padding:0 36px;display:grid;grid-template-columns:200px 1fr;gap:48px;align-items:start}
.body .side{
  position:sticky;top:96px;
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);
  display:flex;flex-direction:column;gap:8px;
}
.body .side .side-num{color:var(--accent)}
.prose{max-width: 70ch;display:flex;flex-direction:column;gap:24px}
.prose p{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(20px,1.7vw,24px);line-height:1.52;color:var(--paper);letter-spacing:-.005em;
  margin:0;text-wrap:pretty;
}
.prose p .it{font-style:italic;color:var(--paper-soft)}
.prose .dropcap::first-letter{
  font-family:var(--serif);font-weight:300;font-style:normal;
  float:left;font-size: 5em; line-height:.82; padding: 6px 14px 0 0;
  color:var(--accent);
}

/* ---------- ROLE TIMELINE ---------- */
.role-grid{padding:0 36px;display:grid;grid-template-columns: 200px 1fr; gap:48px; align-items:start}
.role-grid .side{
  position:sticky;top:96px;
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);
  display:flex;flex-direction:column;gap:8px;
}
.role-grid .side .side-num{color:var(--accent)}
.phases{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--rule);border:1px solid var(--rule)}
.phases.one{grid-template-columns:1fr}
.phase{background:var(--bg);padding:34px 30px;display:flex;flex-direction:column;gap:18px;min-height:280px;position:relative;overflow:hidden}
.phase .pyr{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}
.phase h4{font-family:var(--serif);font-weight:300;font-style:italic;font-size:30px;line-height:1.1;margin:0;color:var(--paper);letter-spacing:-.01em}
.phase p{font-family:var(--sans);font-size:15px;line-height:1.6;color:var(--paper-soft);margin:0}
.phase .ord{position:absolute;top:18px;right:22px;font-family:var(--serif);font-style:italic;font-weight:300;font-size:48px;color:var(--rule);line-height:1}

/* ---------- APPROACH ---------- */
.approach{padding:0 36px}
.approach .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.approach .grid.grid-4{grid-template-columns:repeat(2,1fr)}
.approach .grid > div{
  padding:32px 28px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);
  display:flex;flex-direction:column;gap:12px;
}
.approach .grid > div:nth-child(3n){border-right:0}
.approach .grid.grid-4 > div:nth-child(3n){border-right:1px solid var(--rule)}
.approach .grid.grid-4 > div:nth-child(2n){border-right:0}
.approach .grid > div:nth-last-child(-n+3){border-bottom:0}
.approach .grid.grid-4 > div:nth-last-child(-n+3){border-bottom:1px solid var(--rule)}
.approach .grid.grid-4 > div:nth-last-child(-n+2){border-bottom:0}
.approach .grid .pn{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}
.approach .grid h4{font-family:var(--serif);font-weight:300;font-style:italic;font-size:26px;line-height:1.1;margin:0;color:var(--paper);letter-spacing:-.01em}
.approach .grid p{font-family:var(--sans);font-size:14px;line-height:1.6;color:var(--paper-soft);margin:0}

/* ---------- OUTCOME ---------- */
.pull{padding:0 36px}
.pull .quote{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(28px, 2.6vw, 42px);
  line-height:1.22;letter-spacing:-.01em;color:var(--paper);
  max-width: 28ch; margin: 0 auto;
  text-align:center;text-wrap:balance;
}
.pull .quote .it{font-style:italic;color:var(--accent-soft)}

.outcomes{
  padding:0 36px;
  margin-top:36px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--rule);border:1px solid var(--rule);
}
.outcomes .o{background:var(--bg);padding:32px 28px;display:flex;flex-direction:column;gap:14px;min-height:240px;position:relative}
.outcomes .o .pn{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}
.outcomes .o h4{font-family:var(--serif);font-weight:300;font-style:italic;font-size:26px;margin:0;color:var(--paper);line-height:1.1;letter-spacing:-.01em}
.outcomes .o p{font-family:var(--sans);font-size:14.5px;line-height:1.6;color:var(--paper-soft);margin:0}

/* ---------- SCREENSHOTS GALLERY ---------- */
.gallery{padding:0 36px;display:flex;flex-direction:column;gap:80px}
.shot{position:relative;border:1px solid var(--rule);background:var(--bg-2);padding:14px;margin:0}
.shot .plate-tag{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);padding-bottom:12px}
.shot .plate-tag .pno{color:var(--paper-soft)}
.shot .frame{position:relative;border:1px solid var(--rule);background:#0a0a08;overflow:hidden}
.shot.narrow .frame{max-width:760px;margin:0 auto}
.shot .plate-cap{display:flex;justify-content:space-between;gap:18px;align-items:baseline;padding-top:14px}
.shot .plate-cap .title{font-family:var(--serif);font-style:italic;font-weight:300;font-size:20px;color:var(--paper);letter-spacing:-.005em;line-height:1.25}
.shot .plate-cap .sub{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);text-align:right;line-height:1.6}

/* ---------- ATMOSPHERIC QUOTE ---------- */
.atmos{
  position:relative;overflow:hidden;min-height:320px;
  display:flex;align-items:center;justify-content:center;
  padding:110px 36px;background-color:#0a0a08;z-index:2;
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
}
.atmos .bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;background-repeat:no-repeat;filter:grayscale(.15) contrast(1.08) brightness(.82) saturate(.9);opacity:.92}
@media(min-width:961px){.atmos .bg{background-attachment:fixed}}
.atmos::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:radial-gradient(85% 95% at 50% 55%, rgba(0,0,0,0) 0%, rgba(10,10,8,.55) 70%, rgba(10,10,8,.85) 100%),linear-gradient(180deg, var(--bg) 0%, rgba(20,20,15,0) 14%, rgba(20,20,15,0) 86%, var(--bg) 100%)}
.atmos .quote{position:relative;z-index:2;max-width:880px;text-align:center;color:var(--paper)}
.atmos .quote .mark{font-family:var(--serif);font-style:italic;font-weight:300;font-size:clamp(28px,3.8vw,52px);line-height:1.12;letter-spacing:-.015em;color:var(--paper)}
.atmos .quote .mark .it{font-style:italic;color:var(--accent-soft)}
.atmos .quote .src{margin-top:18px;font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--paper-soft);display:inline-flex;align-items:center;gap:14px}
.atmos .quote .src .dash{width:32px;height:1px;background:var(--accent)}
.atmos.bg-cat .bg{background-image:url("assets/cat-in-teapot.jpg");background-position:50% 35%}
.atmos.bg-cat-collar .bg{background-image:url("assets/cat-collar.jpg");background-position:50% 30%}
.atmos.bg-corgi .bg{background-image:url("assets/corgi-flowers.jpg");background-position:50% 40%;filter:grayscale(.15) contrast(1.08) brightness(.8) saturate(.95)}

/* ---------- NEXT CASE ---------- */
.next{
  padding: 100px 36px 60px;
  display:grid;grid-template-columns: 1fr 1fr; gap:1px;
  background:var(--rule);border-top:1px solid var(--rule);
  margin-top:60px;
}
.next a{
  background:var(--bg);padding:48px 36px;display:flex;flex-direction:column;gap:16px;
  transition:background .35s;
}
.next a:hover{background:var(--bg-2)}
.next .lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.next .title{font-family:var(--serif);font-weight:300;font-size:clamp(28px,3.2vw,44px);line-height:1.05;letter-spacing:-.02em;color:var(--paper)}
.next .title .it{font-style:italic;color:var(--accent-soft)}
.next .arr{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--paper-soft);display:inline-flex;align-items:center;gap:10px}
.next a:hover .arr{color:var(--accent)}
.next a:hover .arr .a{transform:translateX(6px)}
.next .arr .a{display:inline-block;transition:transform .3s}
.next .left{align-items:flex-start}
.next .right{align-items:flex-end;text-align:right}

/* ---------- FOOTER ---------- */
footer{
  border-top:1px solid var(--rule);
  padding:24px 36px;display:flex;justify-content:space-between;align-items:center;
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
  position:relative;z-index:2;
}
footer .center{display:flex;gap:18px;align-items:center}

/* ---------- RESPONSIVE ---------- */
@media(max-width:960px){
  .nav{padding:14px 22px}
  .nav-links{gap:14px;font-size:10px}
  .crumb{padding:96px 22px 0}
  .case-hero{padding:36px 22px 24px}
  .meta-strip{grid-template-columns:1fr 1fr}
  .cover{padding:0 22px}
  .section-head{grid-template-columns:1fr;gap:8px;padding:0 22px;margin-top:80px}
  .body, .role-grid{grid-template-columns:1fr;gap:18px;padding:0 22px}
  .body .side, .role-grid .side{position:static;flex-direction:row;gap:14px;align-items:center}
  .phases{grid-template-columns:1fr}
  .approach{padding:0 22px}
  .approach .grid, .approach .grid.grid-4{grid-template-columns:1fr}
  .approach .grid > div, .approach .grid.grid-4 > div{border-right:0;border-bottom:1px solid var(--rule)}
  .approach .grid > div:last-child, .approach .grid.grid-4 > div:last-child{border-bottom:0}
  .pull{padding:0 22px}
  .outcomes{grid-template-columns:1fr;padding:0;margin:36px 22px 0}
  .gallery{padding:0 22px;gap:48px}
  .atmos{min-height:240px;padding:80px 22px}
  .next{grid-template-columns:1fr;padding:60px 22px 40px}
  .next .right{align-items:flex-start;text-align:left}
  footer{padding:20px 22px;flex-direction:column;gap:10px;text-align:center}
}