:root{
  --bg:#08090C; --panel:#101319; --raise:#161A22; --line:#222732;
  --ink:#F4F6FA; --muted:#9BA3B4; --faint:#636B7C;
  --sleep:#A99FF0; --recovery:#8BC0DE; --activity:#5FB585; --hot:#F0A93F;
  --sans:'Instrument Sans',-apple-system,'SF Pro Text',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  -webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums;letter-spacing:-.011em}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
h1,h2,h3{margin:0;font-weight:700;text-wrap:balance;letter-spacing:-.034em;line-height:1.02}
h1{font-size:clamp(38px,6.4vw,68px)}
h2{font-size:clamp(30px,4.6vw,52px)}
h3{font-size:20px;letter-spacing:-.02em;line-height:1.2}
p{margin:0;color:var(--muted);font-size:17px;line-height:1.6}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--faint)}

nav{position:sticky;top:0;z-index:30;background:rgba(8,9,12,.82);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:18px;
  letter-spacing:-.03em;margin-right:auto;text-decoration:none}
.mark{width:24px;height:24px;border-radius:8px;
  background:conic-gradient(from 210deg,var(--sleep),var(--recovery),var(--activity),var(--sleep))}
nav a.link{font-size:14px;color:var(--muted);text-decoration:none}
nav a.link:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#0A0B0E;
  font-weight:700;font-size:14px;border-radius:999px;padding:10px 18px;text-decoration:none;
  white-space:nowrap}
.btn:hover{opacity:.88}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}

.hero{padding:56px 0 6px;text-align:center}
.hero h1 span{background:linear-gradient(96deg,var(--sleep),var(--recovery) 42%,var(--activity));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{margin:24px auto 0;max-width:56ch;font-size:19px}
.herocta{display:flex;gap:12px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.trust{display:flex;gap:26px;justify-content:center;margin-top:26px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11px;color:var(--faint);letter-spacing:.06em}

/* ---- hero art: the devices sit on the page ground itself ---- */
.heroart{position:relative;margin-top:26px;height:560px;overflow:hidden}
.heroground{position:absolute;inset:0;
  background:
    radial-gradient(62% 58% at 50% 100%,rgba(169,159,240,.30),transparent 70%),
    radial-gradient(40% 40% at 28% 86%,rgba(139,192,222,.18),transparent 70%),
    radial-gradient(40% 40% at 72% 86%,rgba(95,181,133,.14),transparent 70%),
    linear-gradient(180deg,var(--bg) 0%,#0C0E16 100%)}
.herophoto{position:relative;height:100%;display:flex;align-items:flex-end;justify-content:center}
.herophoto img{max-height:100%;width:auto;max-width:100%;object-fit:contain;object-position:bottom}
.shadow{position:absolute;left:50%;bottom:-8px;width:520px;height:90px;margin-left:-260px;
  border-radius:50%;background:radial-gradient(closest-side,rgba(0,0,0,.7),transparent);
  filter:blur(12px)}
.devices{position:relative;display:flex;align-items:flex-start;justify-content:center;
  gap:40px;padding:8px 0 0;perspective:1400px;perspective-origin:50% 40%;
  height:560px;overflow:visible}
/* iPhone body: a dark bezel around the screenshot, bottom edge runs off the
   hero so it reads as standing on the fold rather than floating */
.iphone{width:330px;flex:none;background:#0A0B0F;border-radius:52px 52px 0 0;
  padding:14px 14px 0;border:1.5px solid #2A2F3B;border-bottom:0;
  box-shadow:0 -2px 0 rgba(255,255,255,.05) inset,
    3px 0 0 #23272F,6px 0 0 #1B1E26,9px 0 0 #14161C,
    0 40px 90px -30px rgba(0,0,0,.95);
  margin-bottom:0;
  /* turned toward the watch: left edge nearer the viewer, right edge away */
  transform:rotateY(22deg) rotateX(-3deg) rotateZ(-2deg);transform-origin:50% 50%}
.iphone .screen{border-radius:40px 40px 0 0;overflow:hidden;background:#000;
  width:302px;aspect-ratio:1206/2622}
.iphone .screen img{width:100%;height:100%;object-fit:cover;object-position:top;
  border-radius:40px 40px 0 0}

/* Ultra: squarer case, flat-topped crown guard on the right, orange action
   button on the left — the silhouette that says Ultra, not Series */
.ultra{position:relative;width:214px;flex:none;margin-top:120px;
  background:linear-gradient(160deg,#3A3F4B,#1C1F27);border-radius:44px;padding:12px;
  border:1.5px solid #4A505D;box-shadow:-3px 0 0 #3B404C,-6px 0 0 #2C3039,-9px 0 0 #1F2229,
    0 30px 70px -24px rgba(0,0,0,.95),inset 0 1px 0 rgba(255,255,255,.12);
  /* turned the other way, so the two face each other across the gap */
  transform:rotateY(-30deg) rotateX(-4deg) rotateZ(3deg);transform-origin:50% 50%}
.ultra .screen{border-radius:34px;overflow:hidden;background:#000;aspect-ratio:422/514}
.ultra .screen img{width:100%;height:100%;object-fit:cover}
.ultra .crown{position:absolute;right:-14px;top:74px;width:16px;height:72px;border-radius:6px;
  background:linear-gradient(180deg,#4C5260,#262A33);border:1px solid #5A6070}
.ultra .crown::before{content:"";position:absolute;left:3px;right:3px;top:22px;height:26px;
  border-radius:4px;background:#2E323C}
.ultra .button{position:absolute;left:-11px;top:92px;width:11px;height:58px;border-radius:5px;
  background:linear-gradient(180deg,#F59A3E,#C9681E);border:1px solid #FFB366}

.dev{border-radius:26px;overflow:hidden;border:1px solid #2B3140;
  box-shadow:0 30px 70px -26px rgba(0,0,0,.95);width:236px;flex:none}
.dev.lift{width:262px}
section{padding:96px 0}
.rule{border-top:1px solid var(--line)}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feat + .feat{margin-top:96px}
.feat.flip .txt{order:2}
.feat h2{margin:14px 0 16px}
.feat p + p{margin-top:14px}
.featshot{display:flex;justify-content:center;position:relative}
.featshot::before{content:"";position:absolute;inset:-8% 4% 4%;border-radius:40px;
  background:radial-gradient(58% 46% at 50% 30%,rgba(139,192,222,.20),transparent 70%);
  filter:blur(12px)}
.bullets{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:11px}
.bullets li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;color:var(--muted);
  line-height:1.5}
.tick{width:17px;height:17px;border-radius:6px;flex:none;margin-top:1px;
  background:rgba(95,181,133,.16);color:var(--activity);display:flex;align-items:center;
  justify-content:center;font-size:11px;font-weight:800}

.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:18px;
  margin-top:44px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:26px}
.tile h3{margin-bottom:10px}
.tile p{font-size:15px}
.chip{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:9px;
  vertical-align:1px}

table{width:100%;border-collapse:collapse;margin-top:40px;font-size:15px}
th,td{padding:15px 18px;border-bottom:1px solid var(--line);text-align:left}
thead th{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--faint);font-weight:400}
tbody td:first-child{color:var(--ink)}
td.c{text-align:center;width:118px}
.yes{color:var(--activity);font-weight:800}
.no{color:var(--faint)}
.tablewrap{overflow-x:auto}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;
  margin-top:34px}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:26px;
  position:relative}
.plan.best{border-color:rgba(169,159,240,.5);
  background:linear-gradient(180deg,rgba(169,159,240,.09),var(--panel))}
.badge{position:absolute;top:-10px;right:20px;font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;background:var(--sleep);color:#15102B;border-radius:999px;
  padding:4px 10px;font-weight:700}
.price{font-size:36px;font-weight:700;letter-spacing:-.04em;margin:10px 0 4px}
.price span{font-size:15px;font-weight:500;color:var(--muted);letter-spacing:0}

.faq{margin-top:36px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;padding:20px 0;font-size:17px;font-weight:600;
  display:flex;align-items:center;gap:14px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";margin-left:auto;color:var(--faint);font-weight:400;font-size:22px}
details[open] summary::after{content:"\2212"}
details p{padding:0 0 20px;max-width:74ch;font-size:16px}

footer{border-top:1px solid var(--line);padding:56px 0 70px;background:var(--panel)}
.fcols{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.fcols h4{margin:0 0 12px;font-family:var(--mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--faint);font-weight:400}
.fcols a{display:block;font-size:14.5px;color:var(--muted);text-decoration:none;padding:5px 0}
.fcols a:hover{color:var(--ink)}
.fcols a.brand{display:flex;font-size:18px;color:var(--ink);padding:0}
.legal{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:11px;color:var(--faint);line-height:1.9}

@media (max-width:900px){
  .feat{grid-template-columns:1fr;gap:34px}.feat.flip .txt{order:0}
  .fcols{grid-template-columns:1fr 1fr}
  .devices{gap:18px;perspective:900px;height:440px}.heroart{height:440px}
  .iphone{width:230px;padding:10px 10px 0;transform:rotateY(14deg) rotateX(-2deg)}
  .iphone .screen{width:210px}
  .ultra{width:140px;margin-top:80px;transform:rotateY(-20deg) rotateX(-3deg)}
  .ultra .crown{top:48px;height:50px}.ultra .button{top:60px;height:40px}
  section{padding:68px 0}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}