:root{
  --bone:#F4F1EB;
  --paper:#FCFBF8;
  --ink:#14161A;
  --ink-2:#5C6169;
  --stone:#DCD5C8;
  --sand:#C9BFAE;
  --sage:#A6AFA1;
  --glacier:#2F6BE0;
  --ice:#BFD9EE;
  --r:2px;
  --pad:clamp(20px,5vw,72px);
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --sans:"Instrument Sans",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bone);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.55;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.03em;line-height:.98}
p{margin:0}
a{color:inherit;text-decoration:none}
em{font-style:italic}

.label{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--ink-2);margin:0 0 18px;
}
.label-inv{color:rgba(255,255,255,.55)}
.fine{font-family:var(--mono);font-size:11px;line-height:1.7;color:var(--ink-2);margin-top:18px}
.center{text-align:center}

/* nav */
.nav{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:14px var(--pad);
  background:rgba(244,241,235,.82);
  backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid rgba(20,22,26,.08);
}
.wordmark{font-weight:700;letter-spacing:.16em;font-size:15px}
.wordmark .deg{color:var(--glacier)}
.wordmark.small{font-size:13px}
.nav-links{display:none;gap:26px;font-size:14px;color:var(--ink-2)}
.nav-links a:hover{color:var(--ink)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--ink);color:var(--paper);
  padding:15px 26px;border:1px solid var(--ink);border-radius:100px;
  font-size:15px;font-weight:500;letter-spacing:-.01em;cursor:pointer;
  transition:transform .25s cubic-bezier(.2,.7,.2,1),background .25s,color .25s;
}
.btn:hover{transform:translateY(-2px);background:var(--glacier);border-color:var(--glacier)}
.btn-sm{padding:9px 18px;font-size:13px;font-family:var(--mono)}
.btn-ghost{background:transparent;color:var(--ink);border-color:rgba(20,22,26,.25)}
.btn-ghost:hover{background:transparent;color:var(--glacier);border-color:var(--glacier)}
.btn-big{width:100%;padding:19px 26px;font-size:17px}

/* hero */
.hero{padding:44px var(--pad) 8px;display:grid;gap:34px}
.hero h1{font-size:clamp(52px,15vw,104px);letter-spacing:-.045em}
.hero h1 em{color:var(--glacier)}
.lede{margin:22px 0 30px;max-width:34ch;font-size:clamp(17px,4.4vw,20px);color:var(--ink-2);line-height:1.5}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px}
.hero-stats{
  list-style:none;margin:40px 0 0;padding:22px 0 0;display:flex;gap:26px;flex-wrap:wrap;
  border-top:1px solid rgba(20,22,26,.14);
}
.hero-stats b{display:block;font-size:26px;font-weight:600;letter-spacing:-.03em}
.hero-stats i{font-style:normal;font-size:13px;color:var(--ink-2);margin-left:2px}
.hero-stats span{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2)}

/* css product object */
.hero-object{display:flex;justify-content:center}
.object{
  position:relative;width:100%;max-width:430px;aspect-ratio:1/1;
  border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 50% 42%,#fff 0%,var(--paper) 45%,var(--stone) 100%);
  border:1px solid rgba(20,22,26,.08);overflow:hidden;
}
.object-glow{
  position:absolute;inset:-20% -10% auto -10%;height:70%;
  background:radial-gradient(ellipse at 50% 100%,rgba(47,107,224,.22),transparent 65%);
  filter:blur(6px);
}
.cradle{
  position:relative;width:62%;aspect-ratio:1.15/1;
  transition:transform .7s cubic-bezier(.2,.7,.2,1);
  transform:rotate(-6deg);
}
.object:hover .cradle{transform:rotate(-2deg) scale(1.04)}
.lobe{
  position:absolute;bottom:3%;width:49%;aspect-ratio:1/1.1;border-radius:50% 50% 46% 46%;
  background:linear-gradient(150deg,#fff 0%,#E9EEF4 42%,var(--ice) 78%,#98BBD8 100%);
  box-shadow:inset 0 -12px 26px rgba(47,107,224,.22),0 22px 34px -18px rgba(20,22,26,.4);
}
.lobe.l{left:1%}
.lobe.r{right:1%;transform:scaleX(-1) translateY(2%)}
.bridge{
  position:absolute;top:24%;left:7%;right:7%;height:27%;border-radius:100px;
  background:linear-gradient(180deg,#FDFCFA 0%,#F1EEE6 55%,#DBD6CA 100%);
  box-shadow:0 16px 26px -16px rgba(20,22,26,.5),inset 0 1px 0 #fff;
}
.lace{
  position:absolute;top:33%;left:12%;right:12%;height:2px;border-radius:2px;
  background:repeating-linear-gradient(90deg,var(--glacier) 0 10px,transparent 10px 16px);
  opacity:.85;
}
.object-note{
  position:absolute;bottom:26px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);
}

/* marquee */
.marquee{overflow:hidden;padding:26px 0;border-top:1px solid rgba(20,22,26,.12);border-bottom:1px solid rgba(20,22,26,.12);margin-top:44px}
.marquee-track{display:flex;gap:22px;width:max-content;animation:slide 26s linear infinite}
.marquee-track span{font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--ink-2);white-space:nowrap}
@keyframes slide{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none}}

/* sections */
.section{padding:clamp(64px,12vw,120px) var(--pad)}
.section-head{max-width:24ch;margin-bottom:44px}
.section-head h2{font-size:clamp(32px,8vw,52px)}
.section-sub{margin-top:16px;color:var(--ink-2);max-width:40ch}

.features{display:grid;gap:1px;background:rgba(20,22,26,.12);border-top:1px solid rgba(20,22,26,.12)}
.feature{background:var(--bone);padding:30px 0 34px;display:grid;gap:10px}
.feature .n{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--glacier)}
.feature h3{font-size:clamp(23px,5.6vw,28px)}
.feature p{color:var(--ink-2);max-width:52ch}

/* dark band */
.band{background:var(--ink);color:var(--paper);padding:clamp(64px,12vw,120px) var(--pad)}
.band-h{font-size:clamp(28px,6.6vw,46px);max-width:22ch;color:#fff}
.science-grid{display:grid;gap:28px;margin:48px 0 56px}
.sci b{display:block;font-size:30px;font-weight:600;letter-spacing:-.03em;color:var(--ice);margin-bottom:10px}
.sci p{color:rgba(255,255,255,.62);font-size:15.5px;max-width:44ch}
.cite{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:rgba(255,255,255,.4);margin-top:26px}

/* simulator */
.sim{border:1px solid rgba(255,255,255,.16);border-radius:var(--r);padding:26px 22px}
.sim-head{display:flex;flex-wrap:wrap;gap:6px;justify-content:space-between;align-items:baseline}
.sim-head .label{margin:0}
.sim-min{font-family:var(--mono);font-size:12px;color:rgba(255,255,255,.7)}
.sim-min span{color:#fff}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:44px;background:transparent;margin:6px 0 18px;cursor:grab;
}
input[type=range]::-webkit-slider-runnable-track{height:2px;background:rgba(255,255,255,.25)}
input[type=range]::-moz-range-track{height:2px;background:rgba(255,255,255,.25)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:var(--ice);border:5px solid var(--ink);margin-top:-12px}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--ice);border:5px solid var(--ink)}
.sim-rows{display:grid;gap:14px}
.sim-row{display:grid;grid-template-columns:96px 1fr 66px;align-items:center;gap:12px}
.sim-tag{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.sim-bar{height:8px;background:rgba(255,255,255,.12);position:relative;overflow:hidden}
.sim-bar i{position:absolute;inset:0 auto 0 0;width:40%;background:linear-gradient(90deg,#E4694A,#F0A05A);transition:width .3s ease}
.sim-row.cool .sim-bar i{background:linear-gradient(90deg,var(--glacier),var(--ice))}
.sim-row b{font-family:var(--mono);font-size:14px;text-align:right;color:#fff}

/* specs */
.specs{width:100%;border-collapse:collapse;border-top:1px solid rgba(20,22,26,.14)}
.specs tr{border-bottom:1px solid rgba(20,22,26,.1)}
.specs td{padding:15px 0;vertical-align:top;font-size:15px}
.specs td:first-child{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);width:40%;padding-right:16px}
.specs tr:hover td:last-child{color:var(--glacier)}

/* jelly embed */
.jelly{max-width:520px}
.jelly-frame{position:relative;width:100%;aspect-ratio:9/16;border:1px solid rgba(20,22,26,.14);background:#000;overflow:hidden}
.jelly-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.jelly-card{
  position:relative;display:grid;align-content:space-between;justify-items:start;gap:18px;
  padding:22px;aspect-ratio:4/5;color:#fff;overflow:hidden;
  background:radial-gradient(120% 90% at 20% 10%,#2F6BE0 0%,#16233C 48%,#0B0E14 100%);
  border:1px solid rgba(20,22,26,.16);
  transition:transform .35s cubic-bezier(.2,.7,.2,1);
}
.jelly-card:hover{transform:translateY(-3px)}
.jelly-card .jelly-top{display:flex;width:100%;justify-content:space-between;gap:12px}
.jelly-card .k{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.6)}
.jelly-card .play{
  justify-self:center;align-self:center;
  width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.5);color:#fff;
  display:grid;place-items:center;font-size:20px;padding-left:4px;
  transition:background .3s,transform .3s;
}
.jelly-card:hover .play{background:rgba(255,255,255,.26);transform:scale(1.06)}
.jelly-title{font-size:clamp(20px,5.4vw,26px);font-weight:600;letter-spacing:-.03em;line-height:1.08;max-width:20ch}
.jelly-cap{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);margin-top:14px}

/* ads */
.ads{display:grid;gap:20px}
.ad{
  border:1px solid rgba(20,22,26,.14);background:var(--paper);
  overflow:hidden;cursor:pointer;transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s;
}
.ad:hover{transform:translateY(-3px);box-shadow:0 26px 40px -30px rgba(20,22,26,.5)}
.ad-vis{position:relative;aspect-ratio:4/5;display:grid;align-content:space-between;padding:20px}
.ad-vis.cedar{background:linear-gradient(165deg,#6B4A31,#2A1B12 70%)}
.ad-vis.bone{background:linear-gradient(165deg,#FFFFFF,#E7E3DA)}
.ad-vis.ice{background:linear-gradient(165deg,#2F6BE0,#0C1F3F 75%)}
.ad-vis.clinic{background:linear-gradient(165deg,#C6CCD2,#8E979F)}
.ad-vis.stone{background:linear-gradient(165deg,#E4DACA,#BFB3A0)}
.ad-vis .tag,.ad-vis .fmt{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase}
.ad-vis .hook{font-size:clamp(24px,6.4vw,32px);font-weight:600;letter-spacing:-.035em;line-height:1.02;max-width:16ch}
.ad-vis .mark{font-family:var(--mono);font-size:10px;letter-spacing:.22em}
.ad-vis.bone,.ad-vis.clinic,.ad-vis.stone{color:var(--ink)}
.ad-vis.bone .tag,.ad-vis.clinic .tag,.ad-vis.stone .tag{color:rgba(20,22,26,.55)}
.ad-vis.cedar,.ad-vis.ice{color:#fff}
.ad-vis.cedar .tag,.ad-vis.ice .tag{color:rgba(255,255,255,.6)}
.ad-top{display:flex;justify-content:space-between;gap:12px}
.ad-body{padding:20px;border-top:1px solid rgba(20,22,26,.12)}
.ad-body h3{font-size:17px;letter-spacing:-.02em;margin-bottom:8px}
.ad-body p{font-size:14.5px;color:var(--ink-2)}
.ad-more{max-height:0;overflow:hidden;transition:max-height .4s ease}
.ad.is-open .ad-more{max-height:420px}
.ad-more .row{margin-top:14px;padding-top:14px;border-top:1px dashed rgba(20,22,26,.2)}
.ad-more .k{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);display:block;margin-bottom:5px}
.ad-more .cta{display:inline-block;margin-top:12px;font-size:13px;font-weight:500;color:var(--glacier)}
.ad-toggle{margin-top:14px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--glacier)}

/* buy */
.buy{padding:clamp(64px,12vw,120px) var(--pad);background:var(--paper);border-top:1px solid rgba(20,22,26,.12)}
.buy-inner{max-width:440px;margin:0 auto;text-align:center}
.buy-inner .label{margin-bottom:14px}
.buy h2{font-size:clamp(40px,11vw,64px);letter-spacing:-.045em}
.price{margin:16px 0 28px;font-size:20px}
.price span{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);margin-top:8px}
.sizes{display:flex;gap:8px;justify-content:center;margin-bottom:16px}
.size{
  flex:1;min-width:52px;min-height:48px;background:transparent;cursor:pointer;
  border:1px solid rgba(20,22,26,.22);border-radius:100px;
  font-family:var(--mono);font-size:13px;color:var(--ink);transition:.2s;
}
.size:hover{border-color:var(--ink)}
.size.is-on{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* foot */
.foot{
  padding:34px var(--pad) 46px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;align-items:center;
  border-top:1px solid rgba(20,22,26,.12);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);
}

@media (min-width:720px){
  .nav-links{display:flex}
  .features{grid-template-columns:1fr 1fr;column-gap:44px}
  .feature{padding:34px 0 40px}
  .science-grid{grid-template-columns:repeat(3,1fr);gap:34px}
  .ads{grid-template-columns:1fr 1fr;gap:26px}
  .specs td{font-size:16px}
}
@media (min-width:1040px){
  .hero{grid-template-columns:1.05fr .95fr;align-items:center;gap:60px;padding-top:80px}
  .hero-object{order:2}
  .ads{grid-template-columns:repeat(3,1fr)}
  .sim{padding:34px 32px}
  .sim-rows{gap:18px}
}