:root{
  /* Dark is the default theme for everyone, regardless of OS preference. */
  --bg:#0e1316;--bg-alt:#151b1e;--bg-code:#0b0f11;
  --fg:#e9edef;--fg-muted:#9aa4aa;--fg-faint:#69727a;
  --border:#222a2e;--border-strong:#313a3f;
  --accent:#35b6c4;--accent-soft:#10262a;
  --ink:#e9edef;--ink-fg:#0e1316;
  --ok:#3fb950;--warn:#d29922;
  --sidebar-w:262px;--toc-w:196px;--header-h:60px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color-scheme:dark;
}
/* Explicit opt-out: light theme only when the user toggles to it. */
[data-theme="light"]{
  --bg:#ffffff;--bg-alt:#f7f8f9;--bg-code:#0f1417;
  --fg:#181c1f;--fg-muted:#576066;--fg-faint:#8b949b;
  --border:#e6e9ec;--border-strong:#d3d8dc;
  --accent:#0e7d8c;--accent-soft:#e9f4f5;
  --ink:#181c1f;--ink-fg:#ffffff;
  --ok:#1f7a4d;--warn:#9a6700;
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#0e1316;--bg-alt:#151b1e;--bg-code:#0b0f11;
  --fg:#e9edef;--fg-muted:#9aa4aa;--fg-faint:#69727a;
  --border:#222a2e;--border-strong:#313a3f;
  --accent:#35b6c4;--accent-soft:#10262a;--ink:#e9edef;--ink-fg:#0e1316;--ok:#3fb950;--warn:#d29922;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);line-height:1.62;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}
code{font-family:var(--mono);font-size:.85em;background:var(--bg-alt);border:1px solid var(--border);border-radius:5px;padding:.1em .4em}

/* Header */
header{position:sticky;top:0;z-index:30;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px)}
.nav{display:flex;align-items:center;gap:24px;height:var(--header-h)}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;letter-spacing:-.01em;color:var(--fg);font-size:18px}
.logo:hover{text-decoration:none}
.mark{height:30px;width:auto;display:block}
.nav .links{display:flex;gap:21px;margin-left:6px}
.nav .links a{color:var(--fg-muted);font-size:14.5px;font-weight:500}
.nav .links a:hover{color:var(--fg);text-decoration:none}
.nav .right{margin-left:auto;display:flex;align-items:center;gap:13px}
.btn{display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;border-radius:8px;padding:9px 16px;cursor:pointer;border:1px solid var(--border-strong);color:var(--fg);background:var(--bg)}
.btn:hover{border-color:var(--fg-muted);text-decoration:none}
.btn.primary{background:var(--ink);border-color:var(--ink);color:var(--ink-fg)}
.btn.primary:hover{opacity:.88}
.tbtn{border:1px solid var(--border);background:var(--bg-alt);color:var(--fg-muted);width:34px;height:34px;border-radius:8px;cursor:pointer;font-size:14px}
.tbtn:hover{color:var(--fg)}

/* Homepage */
.hero{padding:84px 0 60px;border-bottom:1px solid var(--border)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--fg-muted);letter-spacing:.04em;text-transform:uppercase}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.hero h1{font-size:52px;line-height:1.04;letter-spacing:-.03em;margin:16px 0 0;font-weight:780;max-width:15ch}
.hero p.sub{font-size:19px;color:var(--fg-muted);max-width:62ch;margin:18px 0 28px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.trust{margin-top:30px;color:var(--fg-faint);font-size:13.5px}.trust b{color:var(--fg-muted);font-weight:600}
section{padding:62px 0;border-bottom:1px solid var(--border)}
.kicker{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-faint)}
section h2{font-size:29px;letter-spacing:-.02em;margin:8px 0 6px;font-weight:740}
.section-sub{color:var(--fg-muted);max-width:64ch;margin:0 0 26px}
.tagline{font-size:18px;font-weight:650;color:var(--accent);margin:0 0 10px;letter-spacing:-.01em}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feat{border:1px solid var(--border);border-radius:12px;padding:22px;background:var(--bg-alt)}
.feat h3{margin:0 0 6px;font-size:16.5px}.feat p{margin:0;color:var(--fg-muted);font-size:14.5px}
.product{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
/* Product imagery (screenshots + architecture diagram) */
.shot{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#0b0f11;box-shadow:0 26px 70px -30px rgba(0,0,0,.7)}
.shot img{display:block;width:100%;height:auto}
.hero-media{margin:44px auto 0;max-width:1040px}
.media{margin:26px 0 0}
.figcap{color:var(--fg-faint);font-size:13px;line-height:1.5;text-align:center;max-width:72ch;margin:12px auto 0}
.arch-wrap{max-width:720px;margin:30px auto 0;border:1px solid var(--border);border-radius:14px;background:var(--bg-code);padding:26px;box-shadow:0 26px 70px -30px rgba(0,0,0,.7)}
.arch-wrap img{display:block;width:100%;height:auto}
.ticks{padding-left:0;list-style:none;margin:18px 0 24px}
.ticks li{display:flex;gap:10px;align-items:flex-start;margin:9px 0;color:var(--fg-muted);font-size:15px}
.ticks li::before{content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:8px}
.tiers{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:24px}
.tier{border:1px solid var(--border);border-radius:14px;padding:24px;background:var(--bg);display:flex;flex-direction:column}
.tier.featured{border-color:var(--border-strong);box-shadow:inset 3px 0 0 var(--accent)}
.tier .badge{align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.tier h3{margin:0;font-size:18px}
.tier .price{font-size:23px;font-weight:740;letter-spacing:-.02em;margin:6px 0 2px}
.tier .price .per{font-size:13px;font-weight:500;color:var(--fg-faint)}
.tier .founding{color:var(--accent);font-weight:600}
.tier-note{color:var(--fg-faint);font-size:12.5px;line-height:1.6;margin:18px 0 0;max-width:80ch}.tier .for{color:var(--fg-faint);font-size:13.5px;margin:2px 0 14px}
.tier ul{padding-left:18px;margin:0 0 20px;color:var(--fg-muted);font-size:14px}.tier li{margin:6px 0}.tier .foot{margin-top:auto}

/* Shared code block */
.code{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--bg-code);margin:18px 0}
.code .bar{display:flex;align-items:center;gap:7px;padding:8px 13px;background:rgba(255,255,255,.04);border-bottom:1px solid #222a2e;font-family:var(--mono);font-size:11.5px;color:#8b949b}
.code .bar .dot{width:9px;height:9px;border-radius:50%;background:#313a3f}
.code .bar .lang{color:#8b949b}
.code pre{margin:0;padding:15px 17px;overflow-x:auto}
.code pre code{font-family:var(--mono);font-size:12.8px;line-height:1.6;color:#d5dee1;background:none;border:none;padding:0;white-space:pre}
.code .k{color:#7fd6e0}.code .s{color:#9fd39a}.code .c{color:#69727a}

footer{padding:44px 0;color:var(--fg-faint);font-size:13.5px}
.foot-row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
.foot-links{display:flex;gap:20px}.foot-links a{color:var(--fg-muted)}

/* Docs layout */
.layout{display:grid;grid-template-columns:var(--sidebar-w) minmax(0,1fr) var(--toc-w);max-width:1320px;margin:0 auto}
nav.side{position:sticky;top:var(--header-h);align-self:start;height:calc(100vh - var(--header-h));overflow-y:auto;padding:22px 14px 60px 22px;border-right:1px solid var(--border)}
.side .group{margin-bottom:20px}
.side .group h4{font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--fg-faint);margin:0 0 8px 8px;font-weight:700}
.side a{display:block;padding:5px 10px;border-radius:7px;color:var(--fg-muted);font-size:14px;line-height:1.35}
.side a:hover{background:var(--bg-alt);color:var(--fg);text-decoration:none}
.side a.active{background:var(--accent-soft);color:var(--accent);font-weight:600}
.side a.agentlink{color:var(--fg-muted)}
.side a.agentlink::before{content:"\203A\00a0";color:var(--accent)}
.side a.agentlink.active{background:var(--accent-soft)}
.docnav-toggle{display:none}

main.doc{padding:36px 50px 100px;min-width:0}
main.doc h1{font-size:33px;letter-spacing:-.02em;margin:0 0 6px;font-weight:760}
main.doc h2{font-size:23px;letter-spacing:-.01em;margin:40px 0 12px;font-weight:700;padding-bottom:7px;border-bottom:1px solid var(--border)}
main.doc h3{font-size:17.5px;margin:28px 0 8px;font-weight:650}
main.doc p{margin:13px 0}
main.doc ul,main.doc ol{padding-left:24px}main.doc li{margin:6px 0}
main.doc blockquote{margin:16px 0;padding:2px 16px;border-left:3px solid var(--border-strong);color:var(--fg-muted)}
main.doc hr{border:none;border-top:1px solid var(--border);margin:34px 0}
main.doc table{border-collapse:collapse;width:100%;margin:18px 0;font-size:14px}
main.doc th,main.doc td{border:1px solid var(--border);padding:8px 12px;text-align:left;vertical-align:top}
main.doc th{background:var(--bg-alt);font-weight:650}
.callout{border:1px solid var(--border);border-left-width:3px;border-radius:8px;padding:12px 16px;margin:18px 0;background:var(--bg-alt);font-size:14.5px}
.callout .h{font-weight:700;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px}
.callout.note{border-left-color:var(--accent)}.callout.note .h{color:var(--accent)}
.callout.tip{border-left-color:var(--ok)}.callout.tip .h{color:var(--ok)}
.callout.warn{border-left-color:var(--warn)}.callout.warn .h{color:var(--warn)}
.callout.agent{border-left-color:var(--accent);background:var(--accent-soft)}.callout.agent .h{color:var(--accent)}

aside.toc{position:sticky;top:var(--header-h);align-self:start;height:calc(100vh - var(--header-h));overflow-y:auto;padding:34px 18px;font-size:13px}
aside.toc h5{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--fg-faint);margin:0 0 10px}
aside.toc a{display:block;color:var(--fg-muted);padding:3px 0;line-height:1.4}
aside.toc a:hover{color:var(--fg);text-decoration:none}
aside.toc a.lvl3{padding-left:12px;font-size:12.5px}

@media(max-width:1100px){.layout{grid-template-columns:var(--sidebar-w) 1fr}aside.toc{display:none}}
@media(max-width:1040px){.tiers{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.grid3,.tiers{grid-template-columns:1fr}.product{grid-template-columns:1fr}.hero h1{font-size:38px}.nav .links{display:none}.layout{grid-template-columns:1fr}main.doc{padding:24px 22px 80px}
.docnav-toggle{display:flex;grid-column:1/-1;align-items:center;gap:8px;margin:14px 16px 0;padding:11px 15px;background:var(--bg-alt);border:1px solid var(--border);border-radius:9px;color:var(--fg);font-size:14px;font-weight:650;cursor:pointer;font-family:inherit;text-align:left}
.docnav-toggle .bars{font-size:15px;line-height:1}
.docnav-toggle[aria-expanded="true"]{border-color:var(--accent);color:var(--accent)}
nav.side{display:none}
nav.side.open{display:block;position:static;height:auto;max-height:70vh;overflow-y:auto;border-right:none;border-bottom:1px solid var(--border);margin:10px 16px 0;padding:14px 14px 18px;border-radius:10px;background:var(--bg-alt)}}

/* Standalone prose pages (terms, privacy) */
.page{padding:48px 0 90px}
.wrap-narrow{max-width:820px;margin:0 auto;padding:0 28px}
.page h1{font-size:32px;letter-spacing:-.02em;margin:0 0 6px;font-weight:760}
.page h2{font-size:19px;margin:34px 0 10px;font-weight:680}
.page p,.page li{color:var(--fg-muted)}
.page p{margin:12px 0}
.page ul{padding-left:22px}.page li{margin:6px 0}
.page strong{color:var(--fg)}
.page .meta{color:var(--fg-faint);font-size:14px;margin:0 0 8px;padding:14px 16px;border:1px solid var(--border);border-radius:10px;background:var(--bg-alt)}