/* Case study pages. Same room as the site behind the monitor: page tone,
   black ink, rounded white cards with the soft four-layer shadow, and
   handwritten notes in the Kaushan Script the studio labels use. Friendly,
   not corporate; black and white only. */
:root{
  --bg:#f1f0ee;--ink:#0a0a0a;--grey:rgba(10,10,10,.58);
  --display:'Inter Tight',Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --hand:'Kaushan Script','Brush Script MT',cursive;
  --lift:0 1px 2px rgba(10,10,10,.05),0 4px 10px rgba(10,10,10,.05),0 14px 30px rgba(10,10,10,.06),0 30px 60px rgba(10,10,10,.05);
  --pad:clamp(16px,4vw,56px);
  --spring:cubic-bezier(.34,1.56,.64,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font:400 17px/1.6 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%}
a{color:inherit}

/* The same face menu as the main site: his head, and on hover four pills
   fly out two either side (a card of five on a phone, tapped open). */
.topnav{
  position:fixed;z-index:70;top:clamp(7px,1vh,14px);left:50%;transform:translateX(-50%);
  display:flex;align-items:center;background:#fff;border-radius:50px;padding:4px;box-shadow:var(--lift);
}
.tn-face{
  appearance:none;border:0;padding:0;margin:0;cursor:pointer;flex:none;position:relative;
  width:38px;height:38px;border-radius:50%;background:var(--bg);overflow:hidden;display:grid;place-items:center;
  transition:transform .4s var(--spring),box-shadow .25s ease;
}
.tn-face img{width:100%;height:100%;object-fit:cover;transform:scale(1.06)}
.tn-face::after{content:"";position:absolute;left:50%;top:50%;width:56px;height:56px;transform:translate(-50%,-50%)}
.tn-face:hover,.tn-face:focus-visible{transform:scale(1.16) rotate(-7deg);box-shadow:0 0 0 3px var(--ink);outline:0}
.tn-face:active{transform:scale(.94)}
.tn-tip{
  position:absolute;top:calc(100% + 9px);left:50%;transform:translateX(-50%) translateY(-6px) scale(.6);transform-origin:50% 0;
  background:var(--ink);color:var(--bg);padding:7px 13px;border-radius:50px;font:600 12px/1 Inter,sans-serif;letter-spacing:.02em;
  opacity:0;pointer-events:none;transition:opacity .2s ease,transform .4s var(--spring);
}
.tn-face:hover ~ .tn-tip,.tn-face:focus-visible ~ .tn-tip{opacity:1;transform:translateX(-50%)}
.tn-drop{
  position:absolute;top:calc(100% + 10px);left:50%;display:grid;min-width:190px;padding:8px;
  background:#fff;border-radius:26px;box-shadow:var(--lift);
  transform:translateX(-50%) translateY(-10px) scale(.7);transform-origin:50% 0;opacity:0;pointer-events:none;
  transition:transform .5s var(--spring),opacity .2s ease;
}
.topnav.dropped .tn-drop,.topnav.open .tn-drop{opacity:1;pointer-events:auto;transform:translateX(-50%)}
.tn-drop a{
  display:block;padding:14px 20px;border-radius:18px;text-align:center;text-decoration:none;
  font:700 19px/1 var(--display);letter-spacing:-.02em;color:var(--ink);opacity:0;transform:translateY(-8px);
  transition:opacity .25s ease,transform .45s var(--spring),background .2s ease,color .2s ease;
}
.tn-drop a:first-child{background:var(--ink);color:var(--bg)}
.topnav.dropped .tn-drop a,.topnav.open .tn-drop a{opacity:1;transform:none}
.tk{display:inline-flex}
.tk-c{position:relative;display:inline-block;overflow:hidden;height:1.05em;line-height:1.05em;white-space:pre}
.tk-c > span{display:block;transition:transform .34s cubic-bezier(.32,0,.18,1);transition-delay:calc(var(--i) * 24ms)}
.tk-c > .b{position:absolute;left:0;top:0;transform:translateY(-100%)}
@media (hover:hover){
  .tn-drop{display:flex;align-items:center;gap:8px;min-width:0;padding:0;background:none;box-shadow:none;border-radius:0;
    top:50%;transform:translate(-50%,-50%)}
  .topnav.open .tn-drop{transform:translate(-50%,-50%);pointer-events:none}
  .topnav.open .tn-drop a{pointer-events:auto}
  .tn-drop a:first-child{display:none}
  .tn-drop a{position:relative;width:118px;background:#fff;box-shadow:var(--lift);border-radius:50px;padding:13px 0;
    font:600 15px/1 Inter,sans-serif;letter-spacing:-.006em;white-space:nowrap}
  .tn-drop a::after{content:"";position:absolute;inset:-8px -12px}
  .tn-drop a:nth-child(3){margin-right:58px}
  .tn-drop a:nth-child(2),.tn-drop a:nth-child(3){transform:translateX(40px) scale(.6)}
  .tn-drop a:nth-child(4),.tn-drop a:nth-child(5){transform:translateX(-40px) scale(.6)}
  .topnav.open .tn-drop a{transform:none}
  .tn-drop .bl{position:absolute;inset:0;border-radius:inherit;overflow:hidden;z-index:0;pointer-events:none}
  .tn-drop .bl::before{content:"";position:absolute;left:var(--bx,50%);top:var(--by,50%);width:320px;height:320px;margin:-160px 0 0 -160px;
    border-radius:50%;background:var(--ink);transform:scale(0);transition:transform .55s cubic-bezier(.5,.05,.2,1)}
  .tn-drop .tk{position:relative;z-index:1}
  .topnav.open .tn-drop a:hover .bl::before,.topnav.open .tn-drop a:focus-visible .bl::before{transform:scale(1)}
  .topnav.open .tn-drop a:hover,.topnav.open .tn-drop a:focus-visible{color:var(--bg);transition-delay:.06s}
  .topnav.open .tn-drop:hover a:not(:hover):not(:focus-visible){opacity:.55}
  .tn-drop a:hover .tk-c > .a,.tn-drop a:focus-visible .tk-c > .a{transform:translateY(100%)}
  .tn-drop a:hover .tk-c > .b,.tn-drop a:focus-visible .tk-c > .b{transform:translateY(0)}
}
@media (hover:none){ .tn-tip{display:none} }

.wrap{max-width:1180px;margin:0 auto;padding:0 var(--pad)}
.hero-c{padding:clamp(110px,18vh,190px) 0 clamp(30px,6vh,60px);text-align:center}
.kicker{margin:0 0 18px;font:600 12px/1 Inter,sans-serif;letter-spacing:.16em;text-transform:uppercase;opacity:.55}
.big{margin:0;font:800 clamp(56px,12vw,190px)/.9 var(--display);letter-spacing:-.055em}
.big .w{display:inline-block}
.deck{max-width:34em;margin:clamp(20px,3vh,32px) auto 0;font:600 clamp(18px,1.8vw,26px)/1.35 var(--display);letter-spacing:-.02em}
.meta{list-style:none;margin:clamp(26px,4vh,44px) auto 0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.meta li{background:#fff;border-radius:50px;padding:10px 18px;box-shadow:var(--lift);font-size:14px}
.meta b{font-weight:700;margin-right:6px}
.meta span{color:var(--grey)}
.meta a{font-weight:700}

.shot{margin:clamp(28px,5vh,60px) 0;border-radius:32px;overflow:hidden;background:#e4e3e0;box-shadow:var(--lift)}
.shot img,.shot video{width:100%;height:auto}
.shot.cover video,.shot.cover img{aspect-ratio:16/9;object-fit:cover}
.shot.dark{background:#0d0a26}
.cap{margin:calc(-1 * clamp(14px,3vh,40px)) 0 clamp(30px,6vh,64px);text-align:center;font:400 clamp(18px,1.6vw,22px)/1.3 var(--hand);color:var(--grey);transform:rotate(-1deg)}

.blk{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);gap:clamp(20px,4vw,70px);
  padding:clamp(40px,8vh,90px) 0;align-items:start}
.blk-head{position:sticky;top:90px}
.num{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--ink);color:var(--bg);
  font:800 15px/1 var(--display);margin-bottom:16px}
.blk h2{margin:0;font:800 clamp(30px,3.6vw,54px)/1 var(--display);letter-spacing:-.045em}
.note{display:inline-block;font:400 clamp(19px,1.7vw,24px)/1.1 var(--hand);transform:rotate(-5deg);margin-top:12px;opacity:.8}
.blk-body p{margin:0 0 1em;font-size:clamp(17px,1.35vw,20px);line-height:1.6}
.blk-body p:first-child{font:600 clamp(20px,1.9vw,27px)/1.4 var(--display);letter-spacing:-.02em}
.pills{list-style:none;margin:6px 0 1.2em;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.pills li{background:#fff;border-radius:50px;padding:9px 16px;font-size:15px;box-shadow:var(--lift)}
.pull{margin:1.4em 0 0;font:400 clamp(24px,2.4vw,34px)/1.2 var(--hand);transform:rotate(-2deg)}

/* The dark card: the one place the page turns the lights off, for the
   part of the story that is about how hard the problem was. */
.hard{background:var(--ink);color:var(--bg);border-radius:40px;padding:clamp(34px,6vw,80px);margin:clamp(30px,6vh,70px) 0;
  position:relative;overflow:hidden}
.hard .kicker{opacity:.6}
.hard h2{margin:0;font:800 clamp(34px,5vw,74px)/1 var(--display);letter-spacing:-.05em;max-width:14em}
.hard ul{list-style:none;margin:clamp(26px,4vh,44px) 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.hard li{border:1.5px solid rgba(241,240,238,.35);border-radius:50px;padding:12px 18px;font-size:clamp(15px,1.2vw,18px)}
.hard p{margin:clamp(26px,4vh,40px) 0 0;max-width:36em;font:600 clamp(18px,1.6vw,23px)/1.4 var(--display);opacity:.85}

.nums{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:0 0 20px}
.nums div{background:#fff;border-radius:28px;padding:clamp(20px,2.6vw,32px);box-shadow:var(--lift)}
.nums b{display:block;font:800 clamp(38px,4.6vw,68px)/1 var(--display);letter-spacing:-.05em}
.nums span{display:block;margin-top:8px;color:var(--grey);font-size:15px;line-height:1.35}

.reflect{text-align:center;padding:clamp(60px,12vh,130px) 0}
.reflect q{display:block;max-width:22em;margin:0 auto;font:800 clamp(28px,3.8vw,56px)/1.08 var(--display);letter-spacing:-.045em;quotes:none}
.reflect .note{margin-top:22px}

/* The storyboard: Loco's scenes as a strip of frames with a caption each. */
/* Two wide frames on top, three under them, so the block stays symmetric. */
.board{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;margin:clamp(24px,4vh,44px) 0}
.board .frame{grid-column:span 2}
.board .frame:nth-child(-n+2){grid-column:span 3}
.frame{background:#fff;border-radius:26px;overflow:hidden;box-shadow:var(--lift);transition:transform .45s var(--spring)}
.frame:hover{transform:translateY(-4px) rotate(-.8deg)}
.frame:nth-child(even):hover{transform:translateY(-4px) rotate(.8deg)}
.frame figcaption{padding:16px 18px 20px}
.frame figcaption b{display:block;font:800 20px/1.1 var(--display);letter-spacing:-.03em}
.frame figcaption b i{font-style:normal;opacity:.4;margin-right:8px}
.frame figcaption span{display:block;margin-top:6px;color:var(--grey);font-size:15px;line-height:1.45}

/* Loco's opening: the film fills the window and is scrubbed by the scroll,
   with the site's own lockup over it, which stays put the whole way. */
.scrub.scrub-hero{height:260svh;position:relative;margin:0}
.scrub-hero .scrub-stage{position:sticky;top:0;height:100svh;display:block;place-items:stretch}
.hero-film{position:relative;width:100%;height:100svh;overflow:hidden;background:#0b0704;color:#fff}
.hero-film video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-film::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(to top,rgba(10,6,2,.72),rgba(10,6,2,.15) 55%,rgba(10,6,2,.35))}
.hl{position:absolute;z-index:2;left:0;right:0;bottom:clamp(90px,17vh,170px);text-align:center;padding:0 var(--pad)}
.hl-tag{margin:0 0 14px;font:600 clamp(11px,1vw,14px)/1.3 Inter,sans-serif;letter-spacing:.16em;text-transform:uppercase;opacity:.85}
.hl-name{margin:0;font:800 clamp(52px,10.5vw,190px)/.88 var(--display);letter-spacing:-.055em;text-shadow:0 4px 40px rgba(0,0,0,.35)}
.hl-sub{margin:18px 0 26px;font:600 clamp(17px,1.9vw,28px)/1.3 var(--display);letter-spacing:-.02em}
.hl-cta{display:inline-block;background:#fff;color:var(--ink);text-decoration:none;font:700 16px/1 Inter,sans-serif;
  padding:16px 26px;border-radius:50px;transition:transform .35s var(--spring)}
.hl-cta:hover{transform:rotate(-3deg) scale(1.05)}
.hl-case{position:absolute;z-index:2;top:clamp(70px,11vh,100px);left:0;right:0;text-align:center;margin:0;
  font:600 12px/1 Inter,sans-serif;letter-spacing:.16em;text-transform:uppercase;opacity:.7}
.hl-cue{position:absolute;z-index:2;bottom:clamp(20px,4vh,40px);left:50%;transform:translateX(-50%);margin:0;
  font:400 clamp(20px,1.8vw,26px)/1 var(--hand);opacity:calc(1 - var(--p,0) * 14);pointer-events:none}
.intro{padding-top:clamp(40px,8vh,80px)}

/* Text laid over a film, on a dark wash so it always reads. Sizes are in
   container units so the same overlay works in a wide card and a narrow one. */
.fm{position:relative;container-type:inline-size;background:#111;overflow:hidden}
.fm video,.fm img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#111}
.fm::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(to top,rgba(10,6,2,.9),rgba(10,6,2,.25) 55%,rgba(10,6,2,.05) 80%)}
.ov{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:5cqw 6cqw;color:#fff;text-align:left;display:grid;gap:1.2cqw}
.ov .lb{font:600 max(9px,2.3cqw)/1.35 Inter,sans-serif;letter-spacing:.12em;text-transform:uppercase;opacity:.8}
.ov .hd{font:800 max(18px,6.4cqw)/1 var(--display);letter-spacing:-.04em}
.ov .hd-xl{font-size:max(28px,11cqw);letter-spacing:-.05em}
.ov .sb{font:500 max(11px,2.9cqw)/1.35 Inter,sans-serif;opacity:.85}
.ov .qt{font:700 max(15px,4.2cqw)/1.2 var(--display);letter-spacing:-.025em}
.ov .rows{list-style:none;margin:0;padding:0;display:grid;gap:.8cqw;font:700 max(14px,4.2cqw)/1.15 var(--display);letter-spacing:-.025em}
.ov .rows i{font-style:normal;font:600 max(9px,2.2cqw)/1 Inter,sans-serif;opacity:.6;margin-right:2cqw;letter-spacing:.1em}
.beats{display:grid}
.beat{grid-area:1/1;display:grid;gap:1.2cqw;opacity:0;transform:translateY(10px)}
.beat .lb{font:600 max(9px,2.3cqw)/1.35 Inter,sans-serif;letter-spacing:.12em;text-transform:uppercase;opacity:.8}
.beat .hd{font:800 max(18px,6.4cqw)/1 var(--display);letter-spacing:-.04em}
.beat .sb{font:500 max(11px,2.9cqw)/1.35 Inter,sans-serif;opacity:.85}
.beat .qt{font:700 max(15px,4.2cqw)/1.2 var(--display);letter-spacing:-.025em}
.beat.b4{animation:beat4 9.6s var(--spring) infinite;animation-delay:calc(var(--i) * 2.4s)}
.beat.b3{animation:beat3 9.9s var(--spring) infinite;animation-delay:calc(var(--i) * 3.3s)}
@keyframes beat4{0%{opacity:0;transform:translateY(10px)}3%,22%{opacity:1;transform:none}25%,100%{opacity:0;transform:translateY(-6px)}}
@keyframes beat3{0%{opacity:0;transform:translateY(10px)}3%,30%{opacity:1;transform:none}33.4%,100%{opacity:0;transform:translateY(-6px)}}
@media (prefers-reduced-motion:reduce){ .beat{animation:none!important} .beat:first-child{opacity:1;transform:none} }
.scrub-card .ov{padding:4% 4.5%;gap:8px;font-size:1cqw}
.scrub-card{container-type:inline-size}
.scrub-card::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(to top,rgba(10,6,2,.7),rgba(10,6,2,0) 55%)}
.scrub-card .ov{z-index:2}
.scrub-tag{z-index:3}

.scrub{height:260vh;position:relative;margin:clamp(20px,4vh,40px) 0}
.scrub-stage{position:sticky;top:0;height:100svh;display:grid;place-items:center}
.scrub-card{width:100%;border-radius:36px;overflow:hidden;background:#111;box-shadow:var(--lift);position:relative}
.scrub-card video{width:100%;aspect-ratio:16/9;object-fit:cover}
.scrub-tag{position:absolute;left:20px;bottom:20px;background:#fff;border-radius:50px;padding:10px 16px;font:600 14px/1 Inter,sans-serif}
.scrub-bar{position:absolute;left:0;bottom:0;height:4px;background:#fff;width:calc(var(--p,0) * 100%)}

.next{display:block;text-decoration:none;background:#fff;border-radius:40px;box-shadow:var(--lift);
  padding:clamp(28px,5vw,60px);margin:clamp(20px,4vh,40px) 0 clamp(60px,10vh,110px);text-align:center;
  transition:transform .5s var(--spring)}
.next:hover{transform:scale(.99) rotate(-.6deg)}
.next small{display:block;font:600 12px/1 Inter,sans-serif;letter-spacing:.16em;text-transform:uppercase;opacity:.55}
.next b{display:block;margin-top:14px;font:800 clamp(44px,8vw,120px)/.9 var(--display);letter-spacing:-.055em}
.next .note{margin-top:14px}

.foot{text-align:center;padding:0 0 50px;font-size:14px;color:var(--grey)}
.foot a{font-weight:700;color:var(--ink)}

/* Arrival: everything below the hero rises into place as it is reached. */
.rise{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .9s var(--spring)}
.rise.in{opacity:1;transform:none}

@media (max-width:800px){
  .blk{grid-template-columns:1fr}
  .blk-head{position:static}
  .nums{grid-template-columns:1fr}
  .board .frame,.board .frame:nth-child(-n+2){grid-column:1/-1}
  .shot,.hard{border-radius:24px}
}
@media (prefers-reduced-motion:reduce){
  .rise{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}