/* ══════════════════════════════════════════════════════════════════════
   MUUS base stylesheet — shared across every page (home + subpages).
   Page-specific section styles stay inline on their own page; anything
   here is either a design token or a component reused site-wide, so a
   future palette/type change only has to happen once. ══════════════════ */

:root{
  /* ── MUUS studio palette: warm charcoal ground, muted taupe and sage
     neutrals, soft cream text, one quiet butter-yellow accent. ── */
  --bg:#3d3c38;                /* warm charcoal — page ground */
  --white:#f2ede0;             /* cream — primary text on dark */
  --green:#ece995;             /* muted butter-yellow — the one accent */
  --accent:#ece995;
  --taupe:#78735f;             /* secondary neutral */
  --sage:#d6e2dc;              /* tertiary cool neutral, used sparingly */
  --void:#1c1a17;              /* recessed dark bands — full-bleed photo/video breaks */
  --glass:rgba(242,237,224,.12);
  --glass-line:rgba(242,237,224,.16);
  --dim:rgba(242,237,224,.62);
  --dim-2:rgba(242,237,224,.42);
  --paper:#48463f;             /* lifted section ground — lighter than --bg (dark-mode elevation) */
  --ink:#1f1e1b;                /* dark text ON the accent chip */
  --sans:'Zalando Sans SemiExpanded',sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --serif:'Zalando Sans SemiExpanded',sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-back:cubic-bezier(.34,1.56,.64,1); /* confident overshoot — cards/stats settle past 100% then ease back */
  --gut:clamp(20px,5vw,80px);

  --fs-eyebrow:clamp(.75rem,.72rem + .15vw,.8125rem);
  --fs-body:clamp(1.0625rem,1rem + .3vw,1.125rem);
  --fs-lead:clamp(1.25rem,1rem + 1.1vw,1.75rem);
  --fs-card:clamp(1.125rem,.9rem + .8vw,1.375rem);
  --fs-h3:clamp(1.375rem,1.05rem + 1.3vw,2rem);
  --fs-h2:clamp(1.875rem,1.2rem + 3.3vw,6.375rem);
  --fs-display:clamp(2.875rem,1.5rem + 6.5vw,9.375rem);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{-webkit-font-smoothing:antialiased;}
body{background:var(--bg);color:var(--white);font-family:var(--sans);font-weight:400;font-size:var(--fs-body);line-height:1.5;overflow-x:hidden;}
::selection{background:var(--green);color:var(--ink);}
a{color:inherit;text-decoration:none;}
img,video{display:block;max-width:100%;}
.wrap{max-width:1600px;margin:0 auto;padding:0 var(--gut);}
.mono{font-family:var(--mono);text-transform:uppercase;letter-spacing:.06em;}
.up{text-transform:uppercase;}
.serif-i{font-family:var(--sans);font-weight:600;color:var(--accent);}

/* film grain — sits above every page, mix-blend-mode:overlay so it reads
   on both the dark ground and the accent chip alike. */
.grain{position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.16;mix-blend-mode:overlay;
  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='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");}

/* generic media-grade utility — apply to any full-bleed photo/video that
   isn't already covered by a page's own selector list. */
.grade{filter:contrast(1.04) saturate(1.08) brightness(.99);}

.skip{position:absolute;left:-999px;background:var(--green);color:#000;padding:12px 18px;font-family:var(--mono);font-size:11px;text-transform:uppercase;z-index:1000;}
.skip:focus{left:12px;top:12px;}

/* ── button: glass shell + accent fill ── */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--sans);font-weight:500;text-transform:uppercase;letter-spacing:.08em;font-size:14px;color:var(--white);
  padding:17px 30px;border-radius:100px;background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(14px) saturate(1.15);-webkit-backdrop-filter:blur(14px) saturate(1.15);overflow:hidden;transition:transform .4s var(--ease);cursor:pointer;}
.btn::before{content:"";position:absolute;inset:5px;border-radius:100px;background:rgba(236,233,149,.55);
  z-index:-1;transition:inset .4s var(--ease),background .4s;}
.btn:hover{transform:translateY(-2px);}
.btn:hover::before{inset:2px;background:rgba(236,233,149,.75);}
.btn.sm{padding:12px 22px;font-size:12px;}

/* ── NAV ── */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;
  padding:22px var(--gut);transition:background .4s,border-color .4s;border-bottom:1px solid transparent;}
.nav.scrolled{background:rgba(61,60,56,.82);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom-color:rgba(242,237,224,.1);padding-top:15px;padding-bottom:15px;}
.nav .brand{font-family:var(--sans);font-weight:600;font-size:22px;letter-spacing:.14em;display:flex;align-items:center;gap:9px;}
.nav .brand .dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);}
.nav .r{display:flex;gap:24px;align-items:center;}
.nav .r a.lnk{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);transition:color .3s;}
.nav .r a.lnk:hover{color:var(--white);}
.nav .r a.lnk.on{color:var(--green);}
@media(max-width:900px){.nav .r a.lnk{display:none;}}

/* ── section scaffold ── */
section{position:relative;}
.zone{padding:clamp(80px,13vh,170px) 0;position:relative;}
.zone.atmos::before{content:"";position:absolute;left:50%;top:16%;transform:translateX(-50%);width:min(1500px,150vw);height:900px;z-index:0;pointer-events:none;
  background:radial-gradient(closest-side,rgba(236,233,149,.18),transparent 70%);filter:blur(80px);}
.zone>*{position:relative;z-index:1;}
.tag{font-family:var(--mono);font-size:var(--fs-eyebrow);letter-spacing:.28em;text-transform:uppercase;color:var(--dim-2);}

/* ── glass card grid — reused for manifesto cards on home, and any
   philosophy/pillar/case-summary grid on subpages ── */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.6vw,40px);margin-top:clamp(48px,7vw,88px);align-items:start;}
.card{background:var(--glass);border:1px solid var(--glass-line);border-radius:30px;padding:clamp(26px,2.4vw,40px);
  backdrop-filter:blur(20px) saturate(1.15);-webkit-backdrop-filter:blur(20px) saturate(1.15);min-height:clamp(280px,32vw,420px);display:flex;flex-direction:column;
  transition:transform .5s var(--ease),border-color .5s,background .5s;}
.card:hover{transform:translateY(-8px);border-color:rgba(236,233,149,.5);background:rgba(242,237,224,.22);}
.card .hd{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:var(--fs-eyebrow);letter-spacing:.28em;color:var(--dim);text-transform:uppercase;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.12);}
.card .big{margin-top:auto;}
.card .big .s{font-family:var(--sans);font-weight:300;color:var(--accent);font-size:clamp(34px,3.6vw,58px);line-height:1;display:block;}
.card .big .t{font-family:var(--sans);font-weight:700;text-transform:uppercase;font-size:clamp(30px,3.2vw,52px);line-height:1;letter-spacing:-.02em;margin-top:6px;display:block;}
.card p{margin-top:22px;color:var(--dim);font-size:var(--fs-body);line-height:1.55;max-width:34ch;}
@media(max-width:820px){.cards{grid-template-columns:1fr;}.card{min-height:auto;}}

/* ── glass stat grid — reused for the home numbers section and any
   KPI/proof block on subpages ── */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(12px,1.4vw,22px);margin-top:clamp(50px,7vw,90px);}
.stat{background:var(--glass);border:1px solid var(--glass-line);border-radius:28px;padding:clamp(24px,2.2vw,40px);backdrop-filter:blur(18px) saturate(1.15);-webkit-backdrop-filter:blur(18px) saturate(1.15);transition:border-color .5s,transform .5s var(--ease);}
.stat:hover{border-color:rgba(236,233,149,.4);transform:translateY(-6px);}
.stat .n{font-family:var(--sans);font-weight:500;font-size:clamp(48px,6vw,100px);line-height:1;letter-spacing:-.02em;}
.stat .lab{font-family:var(--mono);font-size:clamp(12px,1vw,16px);letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-top:16px;}
@media(max-width:820px){.stats{grid-template-columns:1fr;}}

/* ── FOOTER ── */
footer{border-top:1px solid rgba(242,237,224,.12);padding:36px 0;}
footer .in{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;}
footer .brand{font-family:var(--sans);font-weight:600;letter-spacing:.14em;font-size:19px;display:flex;gap:9px;align-items:center;}
footer .brand .dot{width:6px;height:6px;border-radius:50%;background:var(--green);}
footer .m{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim-2);display:flex;gap:22px;flex-wrap:wrap;}

/* ── custom cursor ── */
.cur,.curR{position:fixed;top:0;left:0;z-index:10000;pointer-events:none;border-radius:50%;transform:translate(-50%,-50%);}
.cur{width:8px;height:8px;background:var(--accent);}
.curR{width:34px;height:34px;border:1.5px solid rgba(236,233,149,.5);transition:width .3s var(--ease),height .3s var(--ease),border-color .3s;}
.curR.hot{width:58px;height:58px;border-color:rgba(236,233,149,.9);}
@media(hover:none),(pointer:coarse){.cur,.curR{display:none;}}

/* word-mask reveal — no CSS transform here on purpose, see site.js
   maskWords(): every call site follows with gsap.set(ws,{yPercent:112}),
   which would otherwise fight a static transform rule for control of the
   same property on any reveal gated behind a scroll delay. */
.wm{display:inline-block;overflow:hidden;vertical-align:bottom;}
.wm>span{display:inline-block;will-change:transform;}
.lm{display:block;overflow:hidden;}
.lm>span{display:block;will-change:transform;}

/* reveal-on-scroll */
.rv{opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease);}
.rv.in{opacity:1;transform:none;}
.rv.d1{transition-delay:.1s;}.rv.d2{transition-delay:.2s;}.rv.d3{transition-delay:.3s;}

/* cards/stats get a slight scale-overshoot on top of the base rise —
   settles a hair past 100% before easing back, reads as a more directed,
   "confident" entrance than a flat fade+rise on every single element. */
/* full property list re-declared here (not just opacity/transform) since
   this rule's specificity otherwise wins the whole `transition` shorthand
   away from .card/.stat's own hover-transition properties, not just adds
   to it — border-color/background need to stay listed or hover snaps instead
   of easing once the card has settled in. */
.card.rv{transform:translateY(18px) scale(.94);
  transition:opacity .6s var(--ease),transform .7s var(--ease-back),border-color .5s var(--ease),background .5s var(--ease);}
.stat.rv{transform:translateY(18px) scale(.94);
  transition:opacity .6s var(--ease),transform .7s var(--ease-back),border-color .5s var(--ease);}
.card.rv.in,.stat.rv.in{transform:none;}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}.rv{opacity:1;transform:none;}}

/* ══════════════════════════════════════════════════════════════════════
   CASE DETAIL PAGES — shared across every /case/*.html. Reuses .stats/
   .stat and .btn from above; everything below is new to this page type. */

.case-hero{position:relative;min-height:40svh;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;padding:clamp(120px,17vh,180px) 0 clamp(36px,5vh,56px);}
.case-hero .mist{position:absolute;inset:-15%;z-index:0;pointer-events:none;overflow:hidden;}
.case-hero .mist span{position:absolute;border-radius:50%;filter:blur(70px);}
.case-hero .mist .b1{width:40vw;height:30vw;left:0;top:0;background:radial-gradient(circle,rgba(236,233,149,.16),transparent 70%);animation:mista 32s ease-in-out infinite alternate;}
.case-hero .mist .b2{width:36vw;height:28vw;right:2%;bottom:0;background:radial-gradient(circle,rgba(214,226,220,.13),transparent 70%);animation:mistb 42s ease-in-out infinite alternate;}
@keyframes mista{from{transform:translateX(-4%) scale(1)}to{transform:translateX(6%) scale(1.12)}}
@keyframes mistb{from{transform:translateX(5%) scale(1)}to{transform:translateX(-7%) scale(1.08)}}
@media(prefers-reduced-motion:reduce){.case-hero .mist span{animation:none;}}
.case-hero .wrap{position:relative;z-index:1;}
.case-hero .back{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:26px;transition:color .3s;}
.case-hero .back:hover{color:var(--green);}
.case-hero .tag{color:var(--green);margin-bottom:16px;}
.case-hero h1{font-family:var(--sans);font-weight:700;text-transform:uppercase;line-height:.98;letter-spacing:-.02em;font-size:clamp(32px,5.2vw,76px);max-width:20ch;}
.case-hero .dek{margin-top:20px;max-width:60ch;color:var(--dim);font-size:var(--fs-lead);line-height:1.5;}

.case-meta{display:flex;flex-wrap:wrap;gap:clamp(22px,4vw,56px);margin-top:clamp(28px,3.6vw,44px);padding-top:clamp(22px,3vw,32px);border-top:1px solid rgba(242,237,224,.14);}
.case-meta .mi .l{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim-2);}
.case-meta .mi .v{margin-top:8px;font-family:var(--sans);font-weight:500;font-size:15px;color:var(--white);}

/* ── the playable case film — starts muted/looping like the rest of the
   site's ambient video (site.js's data-src lazy loader), but a click hands
   control to the visitor: unmute, native controls, no more auto-loop.
   That's what makes this "clickable" rather than decorative background. ── */
.case-player{position:relative;border-radius:24px;overflow:hidden;background:var(--void);box-shadow:0 40px 90px -40px rgba(10,9,8,.6);margin:0 auto;cursor:pointer;}
.case-player.wide{aspect-ratio:16/9;max-width:1100px;}
.case-player.tall{aspect-ratio:9/16;max-width:400px;}
.case-player video{width:100%;height:100%;object-fit:cover;}
.case-player .playhint{position:absolute;left:18px;bottom:18px;z-index:2;display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--white);background:rgba(10,9,8,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:9px 15px;border-radius:99px;pointer-events:none;opacity:1;transition:opacity .4s var(--ease);}
.case-player .playhint::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);}
.case-player.played .playhint{opacity:0;}

.case-body{max-width:68ch;}
.case-body h2{font-family:var(--sans);font-weight:600;text-transform:uppercase;font-size:clamp(22px,2.8vw,36px);line-height:1.1;letter-spacing:-.01em;max-width:18ch;}
.case-body .lede{margin-top:20px;color:var(--white);font-size:var(--fs-lead);line-height:1.5;}
.case-body p{margin-top:16px;color:var(--dim);font-size:var(--fs-body);line-height:1.6;}
.case-body p+p{margin-top:14px;}

.case-nav{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding:clamp(26px,3.2vw,40px) 0;border-top:1px solid rgba(242,237,224,.12);border-bottom:1px solid rgba(242,237,224,.12);}
.case-nav a{display:flex;align-items:center;gap:14px;font-family:var(--sans);font-weight:600;text-transform:uppercase;font-size:clamp(15px,1.5vw,20px);color:var(--white);transition:opacity .3s;}
.case-nav a:hover{opacity:.65;}
.case-nav .next{margin-left:auto;text-align:right;flex-direction:row-reverse;}
.case-nav .arr{font-family:var(--mono);color:var(--green);font-size:18px;}
.case-nav .lab{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;color:var(--dim-2);margin-bottom:4px;text-transform:uppercase;font-weight:400;}

/* ── closing CTA — was duplicated inline on about/case-studies/future-of-ai;
   promoted here once the case-detail pages made it an 11x-over repeat. ── */
.close{text-align:center;}
.close h2{font-family:var(--sans);font-weight:600;text-transform:uppercase;font-size:clamp(34px,6vw,74px);line-height:1;letter-spacing:-.01em;}
.close .sub{margin-top:20px;color:var(--dim);font-size:var(--fs-lead);max-width:44ch;margin-left:auto;margin-right:auto;}
.close .btn{margin-top:36px;}