:root{
  --bg:#0f1116; --bg-grad:#161b26; --surface:#171b22; --surface-2:#1c212a; --line:#2a303b; --line-strong:#3a4250;
  --text:#e8eaef; --muted:#a3abb8; --faint:#737c8a;
  --accent:#86a6f5; --accent-soft:#1d2741; --wait:#e0bc5e; --claude:#e8977a;
  --sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Segoe UI","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
/* one language at a time; the choice is made in <head> before the first paint */
html[data-lang="ko"] body [lang="en"],html[data-lang="en"] body [lang="ko"]{display:none!important}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
code{font:.88em var(--mono);background:var(--surface-2);border:1px solid var(--line);border-radius:5px;padding:.05em .35em}
pre{margin:0;background:#0b0d12;border:1px solid var(--line);border-radius:10px;padding:14px 16px;overflow-x:auto}
pre code{background:none;border:0;padding:0;font-size:.85rem;line-height:1.7;color:#cfd6e3}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

.top{position:sticky;top:0;z-index:10;background:rgba(15,17,22,.82);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.top nav{display:flex;align-items:center;gap:22px;font-size:.93rem}
.top nav a{color:var(--muted)}
.top nav a:hover{color:var(--text);text-decoration:none}
.lang{font:inherit;font-size:.82rem;color:var(--text);background:var(--surface-2);border:1px solid var(--line-strong);border-radius:999px;padding:3px 12px;cursor:pointer}
.lang:hover{border-color:var(--accent)}

.hero{text-align:center;padding:72px 0 36px;background:radial-gradient(900px 420px at 50% -10%,var(--bg-grad),transparent 70%)}
.crew{display:flex;justify-content:center;align-items:flex-end;gap:14px;margin-bottom:18px}
.crew .bot{width:72px;height:72px}
.crew .bot.lead{width:96px;height:96px}
h1{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.15;letter-spacing:-.03em;margin:0 0 14px}
.subtitle{font-size:.95rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:-8px 0 18px}
.lead-text{font-size:clamp(1.05rem,2.2vw,1.3rem);color:var(--muted);margin:0 0 28px}
.support{font-size:.92rem;color:var(--muted);opacity:.85;margin:-18px 0 28px}
.cta{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;padding:12px 22px;border-radius:10px;border:1px solid var(--line-strong);color:var(--text);background:var(--surface)}
.btn:hover{text-decoration:none;border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#0c1020}
.btn.primary:hover{filter:brightness(1.08)}
.meta{color:var(--faint);font-size:.88rem;margin:16px 0 0}

.shot{padding-bottom:24px}
.shot figure{margin:0}
.shot img{display:block;width:100%;height:auto;border-radius:14px;border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.5)}
.shot figcaption{text-align:center;color:var(--faint);font-size:.8rem;margin-top:10px}

section.wrap{padding:56px 24px}
h2{font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-.02em;margin:0 0 8px}
.sub{color:var(--muted);margin:0 0 28px}
h2+.grid{margin-top:24px}
h3{font-size:1.05rem;margin:0 0 8px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid>*{min-width:0}
.grid.two{grid-template-columns:repeat(2,1fr)}
.grid.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.card ul{margin:0;padding-left:1.1em;color:var(--muted);font-size:.95rem}
.card li+li{margin-top:6px}

.state-row{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.state-row li{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px 12px;display:flex;flex-direction:column;align-items:center;text-align:center;color:var(--muted);font-size:.88rem}
.state-row .bot{width:64px;height:64px;margin-bottom:10px}
.state-row b{color:var(--text);font-size:1rem}

.dl{margin-bottom:28px}
.dl-card{display:flex;flex-direction:column;gap:4px;color:var(--text);transition:border-color .15s,transform .15s}
.dl-card:hover{text-decoration:none;border-color:var(--accent);transform:translateY(-2px)}
.dl-card b{font-size:1.15rem}
.dl-card small{font-weight:500;color:var(--muted);font-size:.85rem;margin-left:4px}
.dl-card .file{color:var(--muted);font-size:.9rem}
.dl-card .size{color:var(--faint);font-size:.82rem;min-height:1.3em}
.dl-card.mine{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset;background:linear-gradient(180deg,var(--accent-soft),var(--surface))}
.dl-card.mine::after{content:attr(data-mine);align-self:flex-start;margin-top:6px;font-size:.72rem;font-weight:700;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:1px 9px}
.dl-card.missing{opacity:.55}
.notes ul{padding-left:1.1em;color:var(--muted);font-size:.93rem;margin:0}
.notes li+li{margin-top:6px}
.notes p{color:var(--muted);font-size:.93rem;margin:0 0 10px}
.notes .more{margin-top:12px}

.licence .card{text-align:center;padding:36px 28px}
.licence p{max-width:720px;margin:10px auto 20px}

.foot{border-top:1px solid var(--line);padding:22px 0;margin-top:32px}
.foot .bar{flex-wrap:wrap;font-size:.85rem}
.foot img{display:block;height:26px;width:auto;opacity:.85}
.foot .fine{color:var(--faint);flex:1;min-width:260px}
#legal{flex-basis:100%;display:grid;gap:8px;font-size:.82rem;color:var(--faint)}
#legal .legal-links{display:flex;flex-wrap:wrap;gap:6px 18px}
#legal .legal-links a{color:var(--muted)}
#legal .legal-biz{display:flex;flex-wrap:wrap;gap:2px 14px;line-height:1.6}

/* the robots, as on the monitor page */
.bot svg{width:100%;height:100%;overflow:visible}
.robot *{transform-box:view-box}
.robot .rb{transform-origin:32px 60px}
.st-working .robot .rb{animation:bob 1.8s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-2.5px)}}
.st-working .robot .eyes{transform-origin:32px 28px;animation:blink 4.2s infinite}
@keyframes blink{0%,91%,100%{transform:scaleY(1)}94%{transform:scaleY(.1)}}
.st-working .robot .arm-l{transform-origin:16.5px 47px;animation:type .45s ease-in-out infinite alternate}
.st-working .robot .arm-r{transform-origin:47.5px 47px;animation:type .45s ease-in-out infinite alternate-reverse}
@keyframes type{from{transform:rotate(-14deg)}to{transform:rotate(14deg)}}
.st-working .robot .bulb,.st-working .robot .core{animation:glow 1.1s ease-in-out infinite}
@keyframes glow{50%{opacity:.3}}
.st-waiting .robot .rb{animation:breathe 3.6s ease-in-out infinite}
@keyframes breathe{50%{transform:scale(1.025,.975)}}
.robot .zz{font:900 9px var(--sans);fill:var(--muted);opacity:0;animation:float 3s ease-in infinite}
.robot .zz.b{animation-delay:1.5s;font-size:7px}
@keyframes float{0%{opacity:0;transform:translate(0,4px)}25%{opacity:1}100%{opacity:0;transform:translate(6px,-8px)}}
.st-resting .robot .rb{filter:grayscale(1);opacity:.5}
.robot.asking .rb{animation:hop 1.1s ease-in-out infinite}
@keyframes hop{0%,55%,100%{transform:translateY(0)}25%{transform:translateY(-3px)}}
.robot .alert circle{fill:var(--wait)}
.robot .alert text{font:900 10px var(--sans);fill:var(--surface)}
.robot .alert{transform-origin:9px 9px;animation:ping-alert 1.1s ease-in-out infinite}
@keyframes ping-alert{0%,100%{transform:scale(1)}30%{transform:scale(1.18)}}
@media (prefers-reduced-motion:reduce){.robot *{animation:none!important}html{scroll-behavior:auto}}

@media (max-width:900px){
  .grid,.grid.three{grid-template-columns:repeat(2,1fr)}
  .state-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .top nav a:not([href="#download"]):not(#acct-link){display:none}
  .grid,.grid.two,.grid.three{grid-template-columns:1fr}
  .hero{padding-top:48px}
  .crew .bot{width:56px;height:56px}
  .crew .bot.lead{width:76px;height:76px}
  section.wrap{padding:40px 20px}
}
/* opened from the iOS app: no way to buying (App Store 3.1.1) — see account.js */
.no-sell a[href^="/pricing"],.no-sell a[href^="/docs/plans"],.no-sell .sell-only{display:none!important}