/* Layout concept: white editorial poster — huge condensed type, quiet grid, one red signal for decisions. */
:root{
  --bg:#FFFFFF; --bg-2:#F4F4F2; --ink:#121212; --ink-2:#4B4A47; --ink-3:#8C8A85;
  --line:rgba(18,18,18,.12); --signal:#E0412B; --signal-soft:rgba(224,65,43,.12); --sky:#3E9BD1;
  --display:'Anton','Impact','Arial Narrow',sans-serif;
  --body:'Instrument Sans','Helvetica Neue',Arial,sans-serif;
  --voice:'Instrument Serif',Georgia,'Times New Roman',serif;
  --hand:'Permanent Marker','Comic Sans MS',cursive;
  --ease:cubic-bezier(.2,.7,.2,1);
  --gutter:clamp(16px,4vw,48px); --max:1320px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-weight:400;text-wrap:balance}
p{margin:0}
::selection{background:var(--signal);color:#fff}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;color:var(--ink-3)}
.display{font-family:var(--display);text-transform:uppercase;line-height:.9;letter-spacing:-.005em}
.voice{font-family:var(--voice);font-style:italic}
.hand{font-family:var(--hand);color:var(--signal)}
.muted{color:var(--ink-2)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- scroll progress ---------- */
.progress{position:fixed;left:0;top:0;height:3px;width:100%;background:var(--signal);transform-origin:0 50%;transform:scaleX(0);z-index:90}

/* ---------- header ---------- */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:80;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid transparent;transition:border-color .3s}
.site-head.scrolled{border-bottom-color:var(--line)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:18px}
.logo{font-family:var(--body);font-weight:700;font-size:30px;letter-spacing:-.06em;line-height:1;text-decoration:none;display:inline-flex;align-items:baseline}
.logo .lj{display:inline-block;clip-path:polygon(-50% 36%,150% 36%,150% 200%,-50% 200%)}
.logo .li{position:relative;display:inline-block;letter-spacing:0}
.logo .li b{position:absolute;left:50%;top:.122em;width:.152em;height:.152em;border-radius:50%;background:var(--signal);transform:translateX(-50%)}
.nav{display:flex;gap:6px;align-items:center}
.nav a{text-decoration:none;font-size:15px;font-weight:500;padding:8px 12px;border-radius:999px;position:relative;transition:background .2s,color .2s}
.nav a:hover{background:var(--bg-2)}
.nav a.cta{background:var(--ink);color:#fff}
.nav a.cta:hover{background:var(--signal)}
/* nav links stay plain pills everywhere, even on pages that style their own .opt cards */
.site-head .nav a.opt{border:0;padding:8px 12px;background:transparent;border-radius:999px}
.site-head .nav a.opt:hover{background:var(--bg-2)}
@media(max-width:640px){.nav .opt{display:none}.nav a,.site-head .nav a.opt{padding:8px 10px;font-size:14px}}

/* ---------- buttons (magnetic) ---------- */
.btn{--bh:52px;display:inline-flex;align-items:center;gap:10px;height:var(--bh);padding:0 24px;border-radius:999px;font-weight:600;font-size:15px;text-decoration:none;border:1.5px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer;position:relative;overflow:hidden;isolation:isolate;transition:color .35s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;background:var(--ink);border-radius:inherit;transform:translateY(101%);transition:transform .45s var(--ease);z-index:-1}
.btn:hover{color:#fff}.btn:hover::before{transform:translateY(0)}
.btn.solid{background:var(--ink);color:#fff}
.btn.solid::before{background:var(--signal)}
.btn.solid:hover{border-color:var(--signal)}
.btn:active{transform:scale(.97)}
.btn .arr{display:inline-block;transition:transform .35s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.magnetic{will-change:transform}

/* ---------- reveal helpers (visible at rest; JS only animates in) ---------- */
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.06em;margin-bottom:-.06em}
.split .w>span{display:inline-block}

/* ---------- section scaffolding ---------- */
.section{padding-block:clamp(72px,10vw,140px)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(32px,5vw,56px)}
.section-head h2{font-family:var(--display);text-transform:uppercase;font-size:clamp(44px,7vw,104px);line-height:.9}
.section-head p{max-width:42ch;color:var(--ink-2)}

/* ---------- footer ---------- */
.site-foot{position:relative;background:var(--ink);color:#fff;padding-block:clamp(72px,10vw,120px) 32px;overflow:hidden;margin-top:clamp(40px,8vw,100px)}
.foot-big{font-family:var(--display);text-transform:uppercase;font-size:clamp(64px,15vw,230px);line-height:.85;white-space:nowrap;color:transparent;-webkit-text-stroke:1.5px rgba(255,255,255,.5)}
.foot-big span{color:var(--signal);-webkit-text-stroke:0}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;margin-top:clamp(40px,6vw,72px);align-items:start}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr}}
.foot-grid h4{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:600;margin-bottom:12px}
.foot-grid a{color:#fff;text-decoration:none;display:block;padding:4px 0;opacity:.85;transition:opacity .2s,transform .3s var(--ease)}
.foot-grid a:hover{opacity:1;transform:translateX(4px)}
.copy-mail{all:unset;cursor:pointer;font-family:var(--body);font-weight:500;letter-spacing:-.01em;font-variant-numeric:lining-nums;font-size:clamp(22px,2.4vw,32px);flex-wrap:wrap;color:var(--signal);display:inline-flex;gap:10px;align-items:center;overflow-wrap:anywhere}
.copy-mail small{font-family:var(--body);font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.1em;text-transform:uppercase}
.foot-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:56px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);font-size:13px;color:rgba(255,255,255,.55)}


/* footer illustration: sits across the footer edge; sip -> cheers on hover */
.site-foot{overflow:visible;overflow-x:clip}
.foot-art{all:unset;position:absolute;z-index:3;cursor:default;right:-80px;top:-112px;bottom:0;aspect-ratio:960/827;-webkit-tap-highlight-color:transparent}
.foot-art img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:bottom right;will-change:opacity}
/* cross-dissolve without a see-through dip: the incoming pose fades in on top first, the outgoing one fades after it */
/* pose change: a short soft dissolve. Both frames blur a touch mid-way so the moving arm never reads as two sharp arms */
.foot-art .sip{opacity:1}
.foot-art .cheers{opacity:0;z-index:1}
.site-foot.cheers-on .foot-art .cheers{opacity:1;animation:footIn .34s cubic-bezier(.3,.7,.3,1) both}
.site-foot.cheers-on .foot-art .sip{opacity:0;animation:footOut .34s cubic-bezier(.3,.7,.3,1) both}
.site-foot.cheers-off .foot-art .sip{opacity:1;animation:footIn2 .34s cubic-bezier(.3,.7,.3,1) both}
.site-foot.cheers-off .foot-art .cheers{opacity:0;animation:footOut2 .34s cubic-bezier(.3,.7,.3,1) both}
@keyframes footIn{0%{opacity:0;filter:blur(3px);transform:translateY(3px) scale(.995)}60%{opacity:1;filter:blur(.5px)}100%{opacity:1;filter:none;transform:none}}
@keyframes footOut{0%{opacity:1;filter:none}45%{opacity:.85;filter:blur(2px)}100%{opacity:0;filter:blur(3px)}}
@keyframes footIn2{0%{opacity:0;filter:blur(3px);transform:translateY(3px) scale(.995)}60%{opacity:1;filter:blur(.5px)}100%{opacity:1;filter:none;transform:none}}
@keyframes footOut2{0%{opacity:1;filter:none}45%{opacity:.85;filter:blur(2px)}100%{opacity:0;filter:blur(3px)}}
.foot-art:focus-visible{outline:2px solid var(--signal);outline-offset:4px;border-radius:12px}
.foot-note{z-index:2;position:absolute;left:35%;top:-8%;font-family:var(--hand);color:var(--signal);font-size:clamp(20px,1.7vw,26px);line-height:1.15;transform:rotate(-5deg);pointer-events:none;white-space:nowrap}
.foot-note .n1,.foot-note .n2{display:block;transition:opacity .25s ease,transform .35s var(--ease)}
.foot-note .n2{position:absolute;left:0;top:0;opacity:0;transform:translateY(8px)}
.site-foot.cheers-on .foot-note .n1{opacity:0;transform:translateY(-8px)}
.site-foot.cheers-on .foot-note .n2{opacity:1;transform:none}
.foot-note svg{display:block;width:46px;height:40px;margin:2px 0 0 96px;fill:none;stroke:var(--signal);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
@media(min-width:1001px){
  .site-foot{padding-top:clamp(64px,7vw,96px)}
  .site-foot .foot-big{font-size:clamp(64px,7.6vw,150px)}
  .site-foot .wrap>*{max-width:calc(50% - 16px)}
  .site-foot .foot-grid{grid-template-columns:minmax(0,1.7fr) minmax(0,.9fr) minmax(0,.8fr)}
  .site-foot .copy-mail{font-size:clamp(19px,1.6vw,26px)}
  .site-foot .copy-mail span{white-space:nowrap}
}
@media(min-width:1001px) and (max-width:1320px){.foot-art{top:-56px;right:-120px}}
@media(max-width:1000px){
  .site-foot{padding-bottom:0}
  .foot-art{position:relative;display:block;top:auto;right:auto;margin:48px -8px 0 auto;width:min(96vw,540px)}
  .foot-note{left:28%;top:-11%}
}
.foot-big .amp{position:relative;display:inline-block;transition:transform .35s var(--ease)}
.site-foot.cheers-on .foot-big .amp{transform:rotate(-6deg) scale(1.06)}
.foot-big .spark{position:absolute;width:.32em;height:.32em;fill:none;stroke:var(--signal);stroke-width:3.2;stroke-linecap:round;pointer-events:none}
.foot-big .spark path{stroke-dasharray:24;stroke-dashoffset:24;transition:stroke-dashoffset .3s var(--ease)}
.foot-big .sp1{right:-.22em;top:-.12em;transform:rotate(-8deg)}
.foot-big .sp2{left:-.26em;top:.28em}
.site-foot.cheers-on .spark path{stroke-dashoffset:0;transition-delay:.05s}
.copy-mail small{display:inline-flex;align-items:center;gap:8px}
.copy-mail .cp{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8}
@media (prefers-reduced-motion:reduce){.foot-art img,.foot-big .amp,.spark path,.foot-note span{transition:none}}

/* ---------- custom cursor label (desktop, fine pointer only) ---------- */
.cursor{position:fixed;left:0;top:0;z-index:95;pointer-events:none;width:62px;height:62px;margin:-31px 0 0 -31px;border-radius:50%;background:var(--signal);color:#fff;display:grid;place-items:center;font-size:10.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;transform:scale(0);opacity:0}
@media (hover:none),(pointer:coarse){.cursor{display:none}}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.foot-art.on-me{cursor:pointer}
/* spacing pass: card grids span the full content width; prototype frames get inner padding */
.findings.indent{margin-left:0;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.proto:has(> .proto-side){padding:clamp(16px,2.2vw,32px);align-items:center}
.proto-side{padding-bottom:4px}


/* flowing cursor follower */
.cursor-trail{position:fixed;left:0;top:0;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%;background:var(--signal);opacity:0;pointer-events:none;z-index:94;mix-blend-mode:multiply;will-change:transform,opacity}
@media (hover:none),(pointer:coarse){.cursor-trail{display:none}}

/* ---------- Ask Jai assistant ---------- */
.aj{position:fixed;right:clamp(14px,2vw,28px);bottom:clamp(14px,2vw,28px);z-index:93;font-family:var(--body)}
.aj-fab{all:unset;box-sizing:border-box;cursor:pointer;display:inline-flex;align-items:center;gap:10px;height:52px;padding:5px 20px 5px 5px;border-radius:999px;background:var(--ink);color:#fff;font-weight:600;font-size:15px;box-shadow:0 14px 34px -14px rgba(0,0,0,.5);position:relative;transform:translateY(16px) scale(.96);opacity:0;pointer-events:none;transition:transform .45s var(--ease),opacity .35s,background .25s}
.aj.show .aj-fab{transform:none;opacity:1;pointer-events:auto}
.aj-fab:hover{background:var(--signal)}
.aj-fab:focus-visible{outline:2px solid var(--signal);outline-offset:3px}
.aj-fab img{width:42px;height:42px;border-radius:50%;object-fit:cover;background:var(--bg-2)}
.aj-dot{position:absolute;left:36px;top:6px;width:11px;height:11px;border-radius:50%;background:#2BB673;box-shadow:0 0 0 2px var(--ink)}
.aj-fab:hover .aj-dot{box-shadow:0 0 0 2px var(--signal)}
.aj.open .aj-fab{opacity:0;pointer-events:none;transform:translateY(10px) scale(.9)}
.aj-panel{position:absolute;right:0;bottom:0;width:min(380px,calc(100vw - 28px));height:min(560px,calc(100svh - 110px));display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 30px 70px -20px rgba(0,0,0,.35);overflow:hidden;transform-origin:100% 100%;transform:translateY(14px) scale(.96);opacity:0;transition:transform .32s var(--ease),opacity .25s}
.aj.open .aj-panel{transform:none;opacity:1}
.aj-panel[hidden]{display:none}
.aj-head{display:grid;grid-template-columns:40px minmax(0,1fr) 36px;gap:12px;align-items:center;padding:14px 14px 14px 16px;border-bottom:1px solid var(--line)}
.aj-head img{width:40px;height:40px;border-radius:50%;object-fit:cover;background:var(--bg-2)}
.aj-head b{display:block;font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:22px;line-height:1}
.aj-head small{display:block;font-size:12px;color:var(--ink-3);margin-top:3px}
.aj-x{all:unset;cursor:pointer;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-size:22px;color:var(--ink-2);transition:background .2s}
.aj-x:hover{background:var(--bg-2)}.aj-x:focus-visible{outline:2px solid var(--signal)}
.aj-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth}
.aj-msg{max-width:88%;padding:10px 14px;border-radius:16px;font-size:14.5px;line-height:1.5;animation:ajIn .3s var(--ease) both}
.aj-msg.bot{align-self:flex-start;background:var(--bg-2);color:var(--ink);border-bottom-left-radius:6px}
.aj-msg.me{align-self:flex-end;background:var(--ink);color:#fff;border-bottom-right-radius:6px}
.aj-msg ul{margin:6px 0 0;padding-left:18px}.aj-msg li+li{margin-top:4px}
.aj-msg a{color:var(--signal);font-weight:600}
.aj-msg.typing{display:flex;gap:4px;padding:14px}
.aj-msg.typing i{width:6px;height:6px;border-radius:50%;background:var(--ink-3);animation:ajDot 1s infinite}
.aj-msg.typing i:nth-child(2){animation-delay:.15s}.aj-msg.typing i:nth-child(3){animation-delay:.3s}
@keyframes ajIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes ajDot{0%,60%,100%{opacity:.3;transform:none}30%{opacity:1;transform:translateY(-3px)}}
.aj-chips{display:flex;gap:6px;flex-wrap:wrap;padding:0 16px 10px}
.aj-chips:empty{display:none}
.aj-chips button{all:unset;cursor:pointer;font-size:13px;font-weight:500;padding:7px 12px;border-radius:999px;border:1.5px solid var(--ink);transition:background .2s,color .2s}
.aj-chips button:hover{background:var(--ink);color:#fff}
.aj-chips button:focus-visible{outline:2px solid var(--signal);outline-offset:2px}
.aj-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}
.aj-form input{flex:1;min-width:0;background:#fff;color:var(--ink);color-scheme:light;-webkit-appearance:none;appearance:none;border:1.5px solid var(--signal);border-radius:999px;padding:11px 16px;font:inherit;font-size:15px;outline:none;transition:box-shadow .2s}
.aj-form input::placeholder{color:var(--ink-3);opacity:1}
.aj-form input:focus{box-shadow:0 0 0 3px var(--signal-soft)}
.aj-panel{color-scheme:light;color:var(--ink)}
.aj-form button{all:unset;cursor:pointer;width:42px;height:42px;border-radius:50%;background:var(--signal);color:#fff;display:grid;place-items:center;font-size:18px;font-weight:700;flex:none}
.aj-form button:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
@media(max-width:560px){.aj-fab{height:48px;font-size:14px;padding-right:16px}.aj-fab img{width:38px;height:38px}.aj-panel{position:fixed;left:10px;right:10px;bottom:10px;width:auto;height:min(78svh,600px)}}
@media (prefers-reduced-motion:reduce){.aj-fab,.aj-panel,.aj-msg{transition:none;animation:none}}

/* next case study block (all case pages): no link underline, calmer size, room between label and title */
a.next-case{text-decoration:none;color:inherit;align-items:center;gap:20px 32px;padding-block:clamp(48px,6vw,80px)}
a.next-case .eyebrow{display:block;margin-bottom:14px;text-decoration:none}
a.next-case h2{font-size:clamp(38px,5.4vw,78px);line-height:.95;margin:0;transition:color .3s}
a.next-case:hover h2{color:var(--signal)}
a.next-case .btn{flex:none}
@media(max-width:640px){a.next-case{align-items:flex-start}a.next-case h2{font-size:clamp(34px,10vw,48px)}}