/* Utter design tokens. Rules live in docs/DESIGN_SYSTEM.md */
:root{
  --bg:#fff;--bg-alt:#f2f6fb;--surface:#fff;
  --ink:#0a1424;--ink-2:#3b4a5e;--ink-3:#66768b;--line:#e2e9f2;
  --accent:#0a84ff;--accent-press:#0068d6;--accent-soft:#e7f2ff;--violet:#b45cff;
  --success:#15924a;--warning:#b45309;--danger:#d92d2d;
  --night:#0b0b0d;--night-ink:#f4f6f9;--night-ink-2:#9ba6b5;--night-line:#232328;
  --r-xl:28px;--r-l:18px;--r-m:12px;--r-s:8px;
  --sh-1:0 1px 2px rgba(10,20,36,.06),0 1px 1px rgba(10,20,36,.04);
  --sh-2:0 18px 40px -18px rgba(10,20,36,.25),0 2px 6px rgba(10,20,36,.06);
  --display:"Inter Tight",Inter,system-ui,sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1);
}
@property --a{syntax:"<angle>";inherits:true;initial-value:0deg}
@keyframes spin{to{--a:360deg}}

*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{background:var(--bg);color:var(--ink);font:17px/1.55 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
img,svg{display:block}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:16px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:var(--r-s);z-index:99}
.skip:focus{top:12px}

/* type */
h1,h2,h3{font-family:var(--display);color:var(--ink)}
h1{font-size:clamp(52px,8.4vw,108px);line-height:.95;letter-spacing:-.045em;font-weight:800}
h1 em{font-style:normal;background:linear-gradient(92deg,var(--accent) 10%,var(--violet) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
h2{font-size:clamp(34px,4.6vw,58px);line-height:1.02;letter-spacing:-.035em;font-weight:800}
h3{font-size:20px;letter-spacing:-.015em;font-weight:700}
.soft{color:var(--ink-3)}
.lead{font-size:clamp(18px,1.6vw,21px);color:var(--ink-2);max-width:30ch;margin-top:26px}
.sub{color:var(--ink-2);margin-top:14px}
.fine{font-size:14px;color:var(--ink-3);margin-top:18px}

/* layout */
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.wrap.narrow{max-width:640px;text-align:center}
section{padding:120px 0}
@media (max-width:760px){section{padding:84px 0}}

/* nav */
.nav{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:28px;padding:14px max(20px,calc((100% - 1120px)/2));background:rgba(255,255,255,.82);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px)}
.brand{display:flex;gap:10px;align-items:center;font:800 20px/1 var(--display);letter-spacing:-.03em;text-decoration:none;color:var(--ink)}
.mark{width:28px;height:28px;border-radius:50%;background:url(/orb.png) center/cover}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:15px;font-weight:500}
.nav-links a{text-decoration:none;color:var(--ink-2)}
.nav-links a:hover{color:var(--ink)}
@media (max-width:640px){.nav-links{display:none}.nav .btn{margin-left:auto}}

/* buttons + links */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 20px;border-radius:var(--r-m);border:0;background:var(--bg-alt);color:var(--ink);font:600 15px Inter,sans-serif;text-decoration:none;cursor:pointer;transition:transform .15s var(--ease),box-shadow .2s var(--ease),background .2s}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px -12px rgba(10,132,255,.8),inset 0 1px 0 rgba(255,255,255,.18)}
.btn.primary:hover{background:var(--accent-press);box-shadow:0 14px 30px -12px rgba(10,132,255,.9)}
.btn.ghost{background:transparent;color:var(--accent);height:32px;padding:0 10px}
.btn.ghost:hover{background:var(--accent-soft);transform:none}
.btn.lg{height:56px;padding:0 28px;font-size:16px;border-radius:14px}
.btn.sm{height:36px;padding:0 14px;font-size:14px;border-radius:10px}
.btn.block{display:flex;width:100%}
.btn[disabled]{opacity:.6;cursor:progress}
.link{color:var(--accent);font-weight:600;text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 100%/0 2px no-repeat;transition:background-size .25s var(--ease)}
.link:hover{background-size:100% 2px}

/* hero */
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center;max-width:1160px;margin:0 auto;padding:72px 20px 96px}
.cta{display:flex;gap:26px;align-items:center;flex-wrap:wrap;margin-top:36px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:44px;font-size:14px;font-weight:500;color:var(--ink-3)}
.hero-meta span{display:flex;align-items:center;gap:8px}
.hero-meta span:before{content:"";width:6px;height:6px;border-radius:50%;background:conic-gradient(#ff4fa0,#7a5cff,#2f8bff,#25e2ef,#ff9a4d,#ff4fa0)}
@media (max-width:900px){.hero{grid-template-columns:1fr;padding-top:40px;gap:56px}.phone{margin:0 auto}}
@media (max-width:520px){.phone{zoom:.86}.hero{padding-bottom:72px}}

/* phone demo */
.phone{width:300px;height:620px;border-radius:52px;padding:10px;background:linear-gradient(145deg,#56565c,#1f1f22 25%,#3e3e44 50%,#17171a 80%);box-shadow:0 60px 110px -40px rgba(10,20,36,.55),0 0 0 1px rgba(0,0,0,.08)}
.screen{position:relative;height:100%;border-radius:43px;overflow:hidden;background:radial-gradient(130% 75% at 28% 16%,#f4f4f6,#cfd0d5 34%,#80818a 68%,#34353a);animation:spin 6s linear infinite}
.clock{position:absolute;top:60px;width:100%;text-align:center;color:#fff;font:700 76px/1 var(--display);letter-spacing:-.02em}
.glow{position:absolute;inset:0;border-radius:43px;padding:12px;background:conic-gradient(from var(--a),#ff6fae,#b45cff,#5b8cff,#3fe6f0,#ffd36b,#ff8a5b,#ff6fae);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;filter:blur(10px);opacity:0;transition:opacity .4s}
.screen.on .glow{opacity:1}
.screen.on{background:radial-gradient(130% 75% at 28% 16%,#9a9aa0,#6a6b72 34%,#3a3b40 68%,#1a1a1d)}
.orb{position:absolute;left:50%;bottom:30px;width:52px;height:52px;margin-left:-26px;border-radius:50%;background:url(/orb.png) center/cover;transform:rotate(var(--a));box-shadow:0 0 18px rgba(180,92,255,.7);opacity:0;transition:opacity .4s}
.screen.on .orb{opacity:1}
.said{position:absolute;left:18px;right:18px;bottom:100px;text-align:center;color:#fff;font-weight:600;font-size:21px;line-height:1.3;text-shadow:0 2px 12px rgba(0,0,0,.4)}
.card{background:rgba(250,250,252,.94);color:#0b0b0c;border-radius:24px;padding:13px 15px;box-shadow:0 10px 30px rgba(0,0,0,.18)}
.screen .card{position:absolute;left:8px;right:8px;top:48px;opacity:0;transform:translateY(-12px);transition:.35s var(--ease)}
.screen .card.show{opacity:1;transform:none}
.card .hd{display:flex;gap:7px;align-items:center;font-size:12px;font-weight:700;color:#6e6e73;letter-spacing:.04em}
.card .hd i{width:18px;height:18px;border-radius:50%;background:url(/orb.png) center/cover;display:inline-block}
.card .bd{font-size:18px;font-weight:600;margin-top:7px;letter-spacing:-.01em}
.card .lv{display:flex;gap:12px;align-items:center;margin-top:8px}
.card .coin{width:52px;height:52px;border-radius:50%;flex:none;display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px}
.card .lv b{display:block;font-size:20px}.card .lv span{font-size:13px;color:#6e6e73}
.bar{height:5px;border-radius:3px;background:#e2e2e6;margin-top:10px;overflow:hidden}.bar i{display:block;height:100%;width:0;background:var(--accent);transition:width 2s linear}

/* flow: a timeline that fills as it scrolls into view */
.flow{background:var(--bg-alt)}
.timeline{list-style:none;padding:0;margin-top:64px;display:grid;grid-template-columns:repeat(4,1fr);gap:32px;position:relative}
.timeline:before,.timeline:after{content:"";position:absolute;left:0;right:0;top:54px;height:2px;background:var(--line)}
.timeline:after{background:linear-gradient(90deg,var(--accent),var(--violet));transform:scaleX(0);transform-origin:left;transition:transform 1.6s var(--ease)}
.timeline.in:after{transform:scaleX(1)}
.timeline b{display:block;font:800 clamp(44px,5vw,64px)/1 var(--display);letter-spacing:-.04em;padding-bottom:30px;color:var(--ink)}
.timeline li:last-child b{background:linear-gradient(92deg,var(--accent),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.timeline h3{margin-top:22px}
.timeline p{color:var(--ink-2);margin-top:8px;font-size:16px}
@media (max-width:860px){
  .timeline{grid-template-columns:1fr;gap:36px;padding-left:28px}
  .timeline:before,.timeline:after{left:0;right:auto;top:8px;bottom:8px;width:2px;height:auto}
  .timeline:after{transform:scaleY(0);transform-origin:top}.timeline.in:after{transform:scaleY(1)}
  .timeline b{padding-bottom:0}.timeline h3{margin-top:10px}
}

/* script: the dark section */
.script{background:var(--night);color:var(--night-ink)}
.script h2{color:var(--night-ink)}
.script-sub{color:var(--night-ink-2);margin-top:14px;max-width:46ch}
.lines{margin-top:56px}
.lines>div{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:baseline;padding:30px 0;border-top:1px solid var(--night-line)}
.lines>div:last-child{border-bottom:1px solid var(--night-line)}
.lines dt{font:700 clamp(26px,3.4vw,42px)/1.1 var(--display);letter-spacing:-.03em}
.lines dd{color:var(--night-ink-2);font-size:18px;display:flex;gap:12px}
.lines dd:before{content:"";flex:none;width:22px;height:22px;margin-top:2px;border-radius:50%;background:url(/orb.png) center/cover}
@media (max-width:760px){.lines>div{grid-template-columns:1fr;gap:12px;padding:24px 0}}

/* try */
.mic{width:128px;height:128px;margin-top:40px;border-radius:50%;border:0;cursor:pointer;background:url(/orb.png) center/cover;box-shadow:0 18px 50px -14px rgba(180,92,255,.65);display:inline-grid;place-items:center;transition:transform .25s var(--ease)}
.mic span{width:108px;height:108px;border-radius:50%;background:var(--bg);transition:transform .3s var(--ease),opacity .3s}
.mic:hover{transform:scale(1.04)}
.mic.on{transform:scale(1.08)}.mic.on span{transform:scale(.2);opacity:0}
.heard{margin:22px 0 26px;font-size:22px;font-weight:600;min-height:34px;letter-spacing:-.01em}
.typed{display:flex;gap:10px;max-width:520px;margin:0 auto}
.typed input{flex:1;min-width:0;height:52px;border-radius:var(--r-m);border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:0 16px;font:16px Inter,sans-serif;transition:border-color .2s,box-shadow .2s}
.typed input:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.typed .btn{height:52px}
.result{max-width:380px;margin:28px auto 0;text-align:left;display:none;box-shadow:var(--sh-2)}
.result.on{display:block;animation:pop .45s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.98)}}

/* setup */
.setup{background:linear-gradient(180deg,var(--bg) 0,var(--bg-alt) 100%)}
.split{display:grid;grid-template-columns:1fr 440px;gap:72px;align-items:start}
.steps{list-style:none;padding:0;margin-top:48px;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:56px 1fr;column-gap:8px;padding:26px 0;border-top:1px solid var(--line)}
.steps li:before{content:counter(s,decimal-leading-zero);grid-row:span 3;font:800 22px/1.2 var(--display);color:var(--accent)}
.steps p{color:var(--ink-2);margin-top:6px}
.note{display:flex;gap:10px;align-items:baseline;font-size:15px}
.dot{flex:none;width:8px;height:8px;border-radius:50%;background:var(--warning);transform:translateY(-1px)}
.panel{position:sticky;top:96px;background:var(--surface);border-radius:var(--r-l);padding:28px;box-shadow:var(--sh-2)}
.panel-title{font:700 18px var(--display);letter-spacing:-.01em}
.panel-sub{color:var(--ink-2);font-size:15px;margin:6px 0 20px}
.key.on~.panel-sub,.panel:has(.key.on) .panel-sub{display:none}
.err{color:var(--danger);font-size:15px;margin-top:10px;min-height:22px}
.key{display:none}.key.on{display:block;animation:pop .45s var(--ease)}
.field{margin-top:14px}
.field>span{display:block;font-size:13px;font-weight:600;color:var(--ink-3);margin-bottom:6px}
.copyrow{display:flex;align-items:center;gap:8px;background:var(--bg-alt);border-radius:var(--r-s);padding:10px 8px 10px 12px}
.copyrow code{flex:1;min-width:0;overflow-wrap:anywhere;font:600 14px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}
.warn{display:flex;gap:8px;font-size:14px;color:var(--warning);margin-top:10px}
.bal{font-size:14px;color:var(--ink-2);margin-top:12px}
.siri{margin-top:22px}
.qrrow{display:flex;gap:16px;align-items:center;margin-top:22px;font-size:14px;color:var(--ink-2)}
.qr{flex:none;width:112px;background:#fff;padding:8px;border-radius:var(--r-s);box-shadow:var(--sh-1)}.qr svg{width:100%}
@media (max-width:960px){.split{grid-template-columns:1fr;gap:40px}.panel{position:static}}

/* wallet sheet */
.modal{position:fixed;inset:0;background:rgba(10,20,36,.45);display:grid;place-items:center;z-index:50;padding:16px;animation:fade .2s}
.modal[hidden]{display:none}
@keyframes fade{from{opacity:0}}
.sheet{position:relative;background:var(--surface);border-radius:var(--r-l);padding:26px;width:100%;max-width:380px;box-shadow:var(--sh-2);animation:pop .3s var(--ease)}
.sheet .x{position:absolute;right:12px;top:8px;width:40px;height:40px;border:0;border-radius:50%;background:none;color:var(--ink-2);font-size:26px;cursor:pointer}
.sheet .x:hover{background:var(--bg-alt)}
.wop{display:flex;align-items:center;gap:12px;width:100%;height:56px;margin-top:10px;padding:0 14px;border:0;border-radius:var(--r-m);background:var(--bg-alt);color:var(--ink);font:600 15px Inter,sans-serif;text-decoration:none;cursor:pointer;transition:background .2s}
.wop:hover{background:var(--accent-soft)}
.wop img{width:28px;height:28px;border-radius:7px}.wop span{margin-left:auto;font-size:12px;color:var(--ink-3)}

/* footer */
.foot{background:var(--night);color:var(--night-ink-2);padding:48px 0 64px}
.foot .wrap{display:flex;gap:40px;align-items:flex-start;justify-content:space-between}
.foot .brand{color:var(--night-ink)}
.foot p{font-size:14px;max-width:62ch}
@media (max-width:700px){.foot .wrap{flex-direction:column;gap:18px}}

.panel:has(.key.on) .err{min-height:0;margin:0}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .timeline:after{transform:none}
}
.panel:has(.key.on) #goB{background:#eaf7ef;color:var(--success);box-shadow:none;cursor:default;transform:none}