:root{
  --bg:#0a0a0a; --ink:#fff; --muted:rgba(255,255,255,.72); --line:#262626;
  --violet:#6b4bff; --yellow:#ffd60a; --lime:#c6ff3d; --pink:#ff3d9a; --cyan:#2de2e6; --orange:#ff7a2c;
  --display:"Bricolage Grotesque","Arial Black",Impact,sans-serif;
  --sans:"Space Grotesk","Helvetica Neue",Arial,sans-serif;
  --pad:24px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}
body{display:flex;flex-direction:column;height:100dvh;
  background:radial-gradient(60vw 55vh at 100% 0%,rgba(107,75,255,.30),transparent 62%),radial-gradient(55vw 55vh at 0% 100%,rgba(255,61,154,.20),transparent 62%),#0a0a0a;
  background-attachment:fixed}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}

/* header */
.top{flex:none;padding:0 var(--pad);position:relative;z-index:5}
.top-in{max-width:1240px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 0 14px}
.brand{display:flex;align-items:center;gap:12px}
.brand-name{font-family:var(--display);font-weight:800;font-size:36px;letter-spacing:-.03em;line-height:36px}
.brand-name i{font-style:normal;color:var(--pink)}
.brand-by{font-size:12px;line-height:16px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;background:var(--lime);color:#000;padding:4px 10px;border-radius:999px;transform:rotate(-3deg)}
.nav{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.nav button{font-size:15px;line-height:20px;font-weight:600;padding:8px 15px;border-radius:999px;border:2px solid transparent;color:#fff;transition:background .2s,color .2s,border-color .2s,transform .2s}
.nav button:hover{border-color:#fff}
.nav button.on{background:var(--lime);color:#000}

/* stage */
#stage{position:relative;flex:1;min-height:0;overflow:hidden;touch-action:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 var(--fade,0px),#000 calc(100% - var(--fade,0px)),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 var(--fade,0px),#000 calc(100% - var(--fade,0px)),transparent 100%)}
.loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted)}
.block{position:absolute;left:0;top:0;overflow:hidden;border-radius:28px;container:blk / size;will-change:transform,width,height}
.face{position:absolute;inset:0;display:flex;flex-direction:column}
.face[hidden]{display:none}
.face > *{min-height:0}

.chip{display:inline-block;width:fit-content;max-width:100%;background:var(--c,var(--lime));color:#000;padding:5px 12px;border-radius:999px;font-size:12px;line-height:16px;font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.chip.dark{background:#000;color:var(--yellow)}
.pill{display:inline-block;width:fit-content;background:#000;color:#fff;padding:11px 18px;border-radius:999px;font-weight:700;font-size:15px;transition:transform .2s}
a:hover > .pill,a:hover .pill{transform:translateX(4px)}

/* scene headings */
.scene-text{position:absolute;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;will-change:transform,opacity;pointer-events:none}
.scene-text.on{pointer-events:auto}
.scene-text .head{min-width:0}
.scene-text h2{font-family:var(--display);font-weight:800;font-size:clamp(32px,4.4vw,56px);line-height:1;letter-spacing:-.03em;margin:10px 0 8px}
.scene-text mark{display:inline-block;color:#000;padding:0 .14em;border-radius:.2em;transform:rotate(-2deg)}
.s1 mark{background:var(--pink)} .s2 mark{background:var(--cyan)} .s3 mark{background:var(--yellow)}
.s1 .chip{--c:var(--pink)} .s2 .chip{--c:var(--cyan)} .s3 .chip{--c:var(--yellow)}
.scene-text p{color:var(--muted);font-size:17px}
.tools{display:flex;align-items:center;justify-content:flex-end;gap:16px;flex-wrap:wrap;padding-bottom:6px}
.more{font-weight:700;font-size:15px;white-space:nowrap;border-bottom:2px solid currentColor}
.more:hover{color:var(--lime)}
.pause{font-weight:700;font-size:14px;padding:8px 14px;border:2px solid #fff;border-radius:999px;white-space:nowrap;transition:background .2s,color .2s}
.pause:hover{background:#fff;color:#000}
.t-email{align-items:center;background:var(--yellow);color:#000;padding:0 28px;border-radius:24px}
.t-email .mail{display:block;font-family:var(--display);font-weight:800;font-size:clamp(20px,3vw,34px);letter-spacing:-.02em;margin-top:6px}
.t-email .mail:hover{text-decoration:underline}
.btn{display:inline-block;padding:13px 24px;background:#000;color:#fff;font-weight:700;font-size:15px;border-radius:999px;white-space:nowrap;transition:transform .2s}
.btn:hover{transform:scale(1.05) rotate(-1deg)}

/* scene 0: brief (violet) + quiz (yellow) */
.brief{display:flex;flex-direction:column;height:100%;padding:20px 24px 24px;color:#fff;--c:var(--lime)}
.bthumb{position:relative;flex:0 0 auto;height:clamp(0px,30cqh,240px);border-radius:20px;overflow:hidden;background:#4b33cc;margin-bottom:18px;display:grid;place-items:center}
.bthumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.bthumb b{font-family:var(--display);font-size:28px}
.sticker{position:absolute;right:12px;top:12px;background:var(--yellow);color:#000;font-weight:700;font-size:12px;padding:6px 11px;border-radius:999px;transform:rotate(5deg);box-shadow:2px 2px 0 #000}
.brief h1{font-family:var(--display);font-weight:800;line-height:1;letter-spacing:-.03em;font-size:clamp(30px,min(7.4cqi,9.6cqh),66px);margin:14px 0 0}
.brief .sum{color:rgba(255,255,255,.9);margin-top:12px;font-size:clamp(15px,1.9cqi,19px);line-height:1.45;max-width:34em}
.brief .pill{margin-top:auto}
.brief:hover h1{text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:6px;text-decoration-color:var(--lime)}
@container blk (max-height:480px){.brief .sum{display:none}.bthumb{height:clamp(0px,26cqh,150px);margin-bottom:12px}}
@container blk (max-height:340px){.bthumb{display:none}}

.quiz{display:flex;flex-direction:column;height:100%;padding:22px 24px;color:#000;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#000 transparent}
.quiz h2{font-family:var(--display);font-weight:700;font-size:clamp(18px,min(5cqi,4.6cqh),30px);line-height:1.12;letter-spacing:-.01em;margin:12px 0 14px}
.opts{display:grid;gap:10px}
.opts.two{grid-template-columns:1fr 1fr}
.opt{background:#000;color:#fff;border:2px solid #000;padding:12px 16px;font-size:16px;font-weight:600;text-align:left;border-radius:14px;transition:transform .15s,box-shadow .15s,background .15s}
.opt:hover:not(:disabled){background:var(--pink);color:#000;transform:translate(-2px,-2px);box-shadow:4px 4px 0 #000}
.opt:disabled{cursor:default}
.opt.ok{background:var(--lime);color:#000}
.opt.ok::before{content:"✓ "}
.opt.no{background:var(--pink);color:#000}
.opt.no::before{content:"✕ "}
.opt.dim{opacity:.4}
.verdict{display:none}
.verdict.show{display:block;margin-top:14px;background:#000;color:#fff;border-radius:16px;padding:14px 16px;animation:pop .35s ease}
.verdict strong{display:block;font-family:var(--display);font-weight:800;font-size:22px;line-height:1.1}
.verdict.good strong{color:var(--lime)} .verdict.bad strong{color:var(--pink)}
.verdict .ans{display:block;margin:6px 0;font-weight:700;font-size:16px;color:var(--yellow)}
.verdict em{display:block;font-style:normal;font-size:14px;line-height:1.45;color:rgba(255,255,255,.82)}
.qlink{margin-top:auto;padding-top:14px;font-weight:700;font-size:14.5px;text-decoration:underline;text-underline-offset:4px}
.quiz.shake{animation:shake .4s}
@keyframes pop{from{transform:scale(.94);opacity:0}to{transform:none;opacity:1}}
@keyframes shake{20%{transform:translateX(-8px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(5px)}}
@container blk (max-height:430px){.quiz{padding:14px 16px}.quiz h2{margin:8px 0 10px}.opts{gap:8px}.opt{padding:9px 13px;font-size:14.5px}.verdict.show{padding:10px 12px;margin-top:10px}.verdict strong{font-size:18px}.verdict em{font-size:13px}}
.pulse{animation:pulse 1.1s ease 2}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(255,214,10,0)}40%{box-shadow:0 0 0 6px #fff}}

/* marquee cards (videos + carousels) */
.card{display:flex;flex-direction:column;height:100%;padding:0 12px 12px 0;color:#fff}
.card .thumb{position:relative;flex:none;aspect-ratio:16/9;display:grid;place-items:center;margin-bottom:16px;border:3px solid #fff;border-radius:22px;background:var(--c);overflow:hidden;box-shadow:6px 6px 0 var(--c);transition:transform .2s,box-shadow .2s}
.card .thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top}
.card .thumb b{font-family:var(--display);font-weight:800;font-size:clamp(22px,7cqi,44px);color:#000;padding:0 14px;text-align:center;line-height:1}
.card:hover .thumb{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--c)}
.card .meta{flex:none}
.card .chip{--c:var(--c)}
.card h3{font-family:var(--display);font-weight:700;font-size:clamp(17px,5.4cqi,24px);line-height:1.12;letter-spacing:-.01em;margin:10px 0 6px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card.post .thumb{aspect-ratio:3/4}
.card.post h3{margin-top:0;-webkit-line-clamp:2}
.card p{color:var(--muted);font-size:14px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover h3{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.badge{display:none}
@container blk (max-height:330px){.card p{display:none}}

/* scene 2: research */
.feat{display:flex;flex-direction:column;height:100%;color:#000}
.feat .fphoto{position:relative;flex:1 1 0;min-height:0;margin:12px 12px 0;border-radius:20px;overflow:hidden;background:#000}
.feat .fphoto img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feat .ftext{flex:0 0 auto;display:flex;flex-direction:column;gap:10px;padding:18px 24px 24px;min-height:0}
.feat .chip{background:#000;color:var(--lime)}
.feat .wordmark{font-family:var(--display);font-weight:800;text-transform:uppercase;line-height:.95;letter-spacing:-.03em;font-size:clamp(34px,min(10cqi,13cqh),68px)}
.feat h3{font-family:var(--display);font-weight:800;font-size:clamp(24px,min(4.6cqi,5.6cqh),40px);line-height:1.05;letter-spacing:-.02em}
.feat p{color:rgba(0,0,0,.78);font-size:clamp(14px,1.8cqi,17px);line-height:1.45}
.feat:hover h3{text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:5px}
.feat .pill{margin-top:4px}
@container blk (min-width:900px) and (min-height:380px){
  .feat{flex-direction:row}
  .feat .fphoto{flex:0 0 54%;margin:14px 0 14px 14px}
  .feat .ftext{flex:1;justify-content:center;padding:30px 36px}
  .feat h3{font-size:clamp(28px,3.4cqi,46px)}
}
@container blk (max-height:330px){.feat .wordmark{display:none}.feat .ftext{padding:14px 18px 18px;gap:6px}}
@container blk (max-height:230px){.feat p{display:none}}
.item{display:flex;flex-direction:column;gap:10px;height:100%;padding:22px 24px;color:#000}
.item .chip{background:#000;color:var(--c)}
.item h3{font-family:var(--display);font-weight:800;font-size:clamp(22px,2.4vw,30px);line-height:1.05;letter-spacing:-.02em}
.item p{font-size:15px;line-height:1.4;color:rgba(0,0,0,.78)}
.item .pill{margin-top:auto}
@container blk (max-height:250px){.item p{display:none}}

/* scene 4: about + links */
.about{display:flex;flex-direction:column;height:100%;padding:26px 28px;color:#fff;--c:var(--lime)}
.about h2{font-family:var(--display);font-weight:800;font-size:clamp(30px,min(7cqi,9.5cqh),58px);line-height:1;letter-spacing:-.03em;margin:16px 0 18px}
.about p{color:rgba(255,255,255,.9);font-size:clamp(14px,1.7cqi,17px);line-height:1.55;margin-bottom:12px;max-width:38em}
.about .foot{margin-top:auto;font-size:12px;color:rgba(255,255,255,.75)}
@container blk (max-height:330px){.about{padding:16px 18px}.about h2{margin:8px 0 8px}.about p:nth-of-type(2),.about .foot{display:none}}
@container blk (max-height:190px){.about p{display:none}}
.soc{position:relative;display:flex;flex-direction:column;justify-content:space-between;height:100%;padding:22px;color:#000}
.soc svg{width:36px;height:36px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.soc .nm{font-family:var(--display);font-weight:800;font-size:clamp(20px,4.4cqi,32px);letter-spacing:-.02em;line-height:1}
.soc .hd{margin-top:4px;font-size:14px;font-weight:600;color:rgba(0,0,0,.7)}
.soc .ar{position:absolute;right:16px;top:16px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#000;color:var(--c);font-size:17px;transition:transform .25s}
.soc:hover .ar{transform:rotate(45deg) scale(1.1)}
.soc:hover .nm{text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:4px}
@container blk (max-height:150px){.soc{padding:12px 14px}.soc .hd{display:none}.soc svg{width:26px;height:26px}.soc .ar{right:10px;top:10px;width:28px;height:28px}}

/* chrome */
.dots{position:fixed;right:14px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:12px;z-index:6}
.dots button{width:11px;height:11px;border-radius:50%;border:2px solid #fff;transition:background .2s,transform .2s}
.dots button.on{background:var(--lime);border-color:var(--lime);transform:scale(1.3)}
.next{position:fixed;left:50%;bottom:8px;transform:translateX(-50%);width:44px;height:44px;border-radius:50%;background:var(--lime);color:#000;display:grid;place-items:center;z-index:6;box-shadow:3px 3px 0 #fff;transition:transform .2s}
.next:hover{transform:translateX(-50%) translateY(2px)}
.next svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .35s}
.next.up svg{transform:rotate(180deg)}
#confetti{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:50}
.noscript{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg);z-index:99;padding:24px;text-align:center}
.noscript a{text-decoration:underline}

/* short laptop windows */
.short .brand-name{font-size:30px}
.short .scene-text p{display:none}
.short .scene-text h2{font-size:34px;margin:8px 0 4px}

/* phones */
@media (max-width:819px){
  :root{--pad:16px}
  .top-in{flex-direction:column;gap:10px;padding:12px 0 8px;align-items:stretch}
  .brand-name{font-size:28px;line-height:30px}
  .nav{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scrollbar-width:none;touch-action:pan-x;padding-bottom:2px}
  .nav::-webkit-scrollbar{display:none}
  .nav button{white-space:nowrap;font-size:14px;flex:none;padding:6px 12px}
  .dots{display:none}
  .scene-text h2{font-size:32px}
  .scene-text p{font-size:14px}
  .scene-text .more{display:none}
  .scene-text.s1,.scene-text.s3{align-items:flex-end}
  .t-email{padding:0 16px}
  .btn{padding:10px 16px;font-size:14px}
  .brief{padding:16px 18px 18px}
  .quiz{padding:16px 18px}
  .about{padding:18px 20px}
  .opts.two{grid-template-columns:1fr 1fr}
}