/* Heem beta site v8 "simple": hero, sign-up and a phone + watch mockup (kanban #483). The landing page only; privacy and the
   decision pages keep site.css. Language = the shipped app: hairlines, Pretendard, JetBrains Mono numbers, capsules
   (L54 / M44 / S32), lime only for the sign-up action. Opaque surfaces, no glass or blur. */
@font-face{font-family:"Pretendard";font-weight:400;font-display:swap;src:url("fonts/pretendard-400.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:600;font-display:swap;src:url("fonts/pretendard-600.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:700;font-display:swap;src:url("fonts/pretendard-700.woff2") format("woff2")}
@font-face{font-family:"Pretendard";font-weight:800;font-display:swap;src:url("fonts/pretendard-800.woff2") format("woff2")}
@font-face{font-family:"JetBrains Mono";font-weight:500;font-display:swap;src:url("fonts/jetbrains-mono-500.woff2") format("woff2")}
:root{
  --bg:#0B0D10; --s1:#14171C; --sec:#1C2028; --line:#22262E; --line2:#2A2F39; --pop:#3A404A;
  --chalk:#F2F4F7; --soft:#C9CED6; --mute:#8A93A3; --dim:#5A6270;
  --lime:#C6FF3D; --tint:#323D2B; --ink:#0B0D10; --red:#FF5C5C;
  --sans:"Pretendard","Apple SD Gothic Neo",-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  --mono:"JetBrains Mono","Pretendard",ui-monospace,Menlo,monospace;
  --std:cubic-bezier(.2,0,0,1);
  --pad:20px; --max:1200px;
  color-scheme:dark;
}
@media (min-width:768px){:root{--pad:40px}}
@media (min-width:1600px){:root{--max:1320px}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;overflow-x:clip}
body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--chalk);
  font:400 16px/1.5 var(--sans);-webkit-font-smoothing:antialiased;font-feature-settings:"tnum" 1}
html[lang=ko] body{word-break:keep-all}
html[lang=ko] [data-l=en],html[lang=en] [data-l=ko]{display:none!important}
a{color:inherit;text-underline-offset:3px;text-decoration-color:var(--pop)}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:8px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:50;padding:10px 14px;border-radius:10px;background:var(--lime);color:var(--ink);font-weight:700;text-decoration:none}
.skip:focus{top:12px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.nw{white-space:nowrap}

/* ---------- capsule ---------- */
.cap{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;cursor:pointer;
  font:600 15px/1 var(--sans);white-space:nowrap;text-decoration:none;transition:transform 120ms var(--std),background 150ms var(--std)}
.cap:active{transform:scale(.98)}
.cap.L{height:54px;padding:0 28px;font-size:17px;font-weight:700}
.cap.S{height:32px;padding:0 14px;font-size:13px}
.cap.lime{background:var(--lime);color:var(--ink)}
.cap.lime:hover{background:#D2FF62}
.cap.sec{background:var(--sec);color:var(--chalk);box-shadow:inset 0 0 0 1px var(--line2)}
.cap.sec:hover{background:#232833}
.cap[disabled]{cursor:progress;opacity:.75}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid transparent}
.nav.stuck{border-bottom-color:var(--line)}
.nav .wrap{height:64px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:inline-flex;align-items:center;min-height:44px}
.brand img{display:block;height:28px;width:auto}
.nav-r{display:flex;align-items:center;gap:8px}
/* site.js sets .cta once the hero form has scrolled under the header, so the two never show side by side. */
.nav-r .cap.S{display:none}
@media (min-width:600px){.nav.cta .nav-r .cap.S{display:inline-flex}}
.lang{display:inline-flex;gap:2px;padding:3px;border-radius:999px;background:var(--s1);box-shadow:inset 0 0 0 1px var(--line)}
.lang button{height:28px;min-width:40px;padding:0 10px;border:0;border-radius:999px;background:none;color:var(--mute);font:600 12px/1 var(--sans);cursor:pointer}
.lang button[aria-pressed=true]{background:var(--sec);color:var(--chalk)}

/* ---------- hero ---------- */
.hero{text-align:center}
.hero .wrap{display:flex;flex-direction:column;align-items:center;padding-top:56px}
.eyebrow{margin:0 0 18px;color:var(--mute);font:500 14px/1.3 var(--sans)}
.hl{margin:0;font:800 clamp(52px,8vw,128px)/.98 var(--sans);letter-spacing:-.045em;text-wrap:balance}
.sub{margin:22px auto 0;max-width:28em;color:var(--mute);font:400 clamp(17px,1.45vw,20px)/1.55 var(--sans);text-wrap:pretty}
/* The phone's foot fades out under the tab bar so no cut-off row shows, and the watch sits on that fade at the phone's
   right edge, off the phone's content. The duo ends at the watch's foot (phone height = pw*2.174, watch ≈ ww*1.2). */
.hero .duo{--pw:min(300px,78vw);--ww:min(116px,30vw);position:relative;align-self:stretch;margin:40px 0 56px;display:flex;justify-content:center;align-items:flex-start;
  height:calc(var(--pw)*2.174*.665 + var(--ww)*1.2)}
.hero .phone{flex:none;-webkit-mask-image:linear-gradient(#000 56%,transparent 86%);mask-image:linear-gradient(#000 56%,transparent 86%)}
.hero .watch{position:absolute;right:20px;top:calc(var(--pw)*2.174*.665)}
@media (min-width:1024px){
  .hero{text-align:left}
  .hero .wrap{display:grid;grid-template-columns:minmax(0,1fr) 400px;grid-template-rows:auto auto auto auto 1fr;column-gap:72px;align-items:start;padding-top:96px}
  .hero .wrap>*{grid-column:1}
  .hero .wrap>.duo{--pw:330px;--ww:150px;grid-column:2;grid-row:1/-1;margin-top:0;justify-content:flex-start}
  .hero .watch{right:auto;left:calc(var(--pw) - var(--ww)*.45)}
  .hl{font-size:clamp(64px,6.4vw,104px)}
  .hero .sub,.hero .join{margin-left:0}
  .hero .result{text-align:left}
  .hero .result .mark{margin-left:0}
  .hero .device{text-align:left}
}
@media (min-width:1360px){.hero .wrap{grid-template-columns:minmax(0,1fr) 460px}.hero .wrap>.duo{--pw:370px;--ww:166px}}

/* ---------- sign-up form (ids and states are signup.js's contract) ---------- */
.join{width:100%;max-width:480px;margin:36px auto 0;text-align:left}
/* The email message slot sits right under the field, above the button on narrow screens: the hint, or the error in its place. */
.field{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"inp" "msg" "btn";column-gap:10px}
.field .inp{grid-area:inp}
.field .cap.L{grid-area:btn;margin-top:12px}
.field .err,.field .hint{grid-area:msg}
@media (min-width:520px){.field{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"inp btn" "msg msg"}.field .cap.L{margin-top:0}}
.inp{flex:none;min-width:0;width:100%;height:54px;padding:0 22px;border-radius:999px;border:0;background:var(--s1);box-shadow:inset 0 0 0 1px var(--line2);
  color:var(--chalk);font:400 16px/1 var(--sans);outline:none;transition:box-shadow 150ms var(--std)}
.inp::placeholder{color:#6B7383}
.inp:hover{box-shadow:inset 0 0 0 1px var(--pop)}
.inp:focus{box-shadow:inset 0 0 0 1.5px var(--lime)}
.field.bad .inp{box-shadow:inset 0 0 0 1.5px var(--red)}
.field .cap.L{flex:none;min-width:160px}
.spin{display:none;width:16px;height:16px;border-radius:50%;border:2px solid rgba(11,13,16,.25);border-top-color:var(--ink);animation:sp 700ms linear infinite}
.busy .spin{display:inline-block}
@keyframes sp{to{transform:rotate(360deg)}}
.check{display:flex;align-items:flex-start;gap:10px;margin-top:16px;color:var(--soft);font-size:14px;line-height:1.45;text-wrap:pretty;cursor:pointer}
.check input{position:absolute;opacity:0;width:1px;height:1px}
.check .box{flex:none;width:22px;height:22px;margin-top:-1px;border-radius:7px;box-shadow:inset 0 0 0 1.5px var(--pop);display:grid;place-items:center}
.check .box svg{width:14px;height:14px;opacity:0}
.check input:checked+.box{background:var(--lime);box-shadow:none}
.check input:checked+.box svg{opacity:1}
.check input:focus-visible+.box{outline:2px solid var(--lime);outline-offset:2px}
.check input[aria-invalid=true]+.box{box-shadow:inset 0 0 0 1.5px var(--red)}
.err,.hint{margin:8px 0 0 22px;font-size:13px;line-height:1.45}
.err{color:var(--red)}
.err:empty,.err:not(:empty)+.hint{display:none}
.hint{color:var(--mute)}
#consent-err{margin-left:32px}
.banner{display:none;align-items:center;gap:10px;margin-top:14px;padding:12px 0;border-top:1px solid var(--line);color:var(--soft);font-size:14px}
.banner.on{display:flex}
.banner svg{flex:none;width:18px;height:18px;color:var(--red)}
.device{margin:18px 0 0;color:var(--mute);font-size:13px;text-align:center}
.device .d{color:var(--dim);padding:0 6px}
.hp{position:absolute;left:-9999px}
form.off{display:none}
.result{display:none;outline:none;text-align:center}
.result.on{display:block}
.result h2{margin:0;font:700 24px/1.3 var(--sans);letter-spacing:-.01em}
.result p{margin:8px 0 0;color:var(--mute)}
.result .who{display:block;margin-top:14px;font:600 15px/1.4 var(--sans);color:var(--soft);overflow-wrap:anywhere}
.result .mark{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px;background:var(--tint);color:var(--lime)}
.result .mark.info{background:var(--sec);color:var(--chalk)}
.result .mark svg{width:20px;height:20px}
.linkb{margin-top:16px;padding:0;border:0;background:none;color:var(--soft);font:500 14px/1 var(--sans);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--pop);cursor:pointer;min-height:44px}

/* ---------- devices: CSS frames around the sim captures ---------- */
.phone{position:relative;width:var(--pw,300px);aspect-ratio:402/874;border-radius:calc(var(--pw,300px)*.135);padding:calc(var(--pw,300px)*.028);
  background:#16191E;box-shadow:inset 0 0 0 1px #2C3038,0 40px 80px -40px rgba(0,0,0,.8)}
.phone .scr{position:relative;width:100%;height:100%;border-radius:calc(var(--pw,300px)*.11);overflow:hidden;background:var(--bg)}
.phone img,.watch img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.lyr{opacity:0;transition:opacity 700ms var(--std)}
.lyr.on{opacity:1}
/* The watch captures are the full watch display (422x514), so the screen keeps that aspect and the frame grows around
   it; the display corner is ~20% of its width and the bezel radius stays concentric. */
.watch{--wp:calc(var(--ww,150px)*.06);position:relative;width:var(--ww,150px);padding:var(--wp);border-radius:calc(var(--ww,150px)*.88*.2 + var(--wp));
  background:#16191E;box-shadow:inset 0 0 0 1px #2C3038,0 30px 60px -30px rgba(0,0,0,.8)}
.watch .scr{position:relative;width:100%;aspect-ratio:422/514;border-radius:calc(var(--ww,150px)*.88*.2);overflow:hidden;background:#000}
.watch::after{content:"";position:absolute;right:calc(var(--ww,150px)*-.03);top:26%;width:calc(var(--ww,150px)*.04);height:18%;border-radius:3px;background:#22262E}

/* ---------- footer ---------- */
.foot{margin-top:auto;border-top:1px solid var(--line)}
.foot .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;padding-top:24px;padding-bottom:32px;color:var(--mute);font-size:13px}
.foot .mk{display:flex;align-items:center;gap:12px}
.foot .mk img{display:block;height:22px;width:auto}
.foot nav{display:flex;align-items:center;gap:8px}
.foot nav a{display:inline-flex;align-items:center;min-height:44px;text-decoration:none}
.foot nav a:hover{color:var(--chalk)}

@media (prefers-reduced-motion:reduce){.lyr,.cap,.inp{transition:none}.cap:active{transform:none}}