:root{
  --bg:#ffffff;--bg-soft:#f5f7fa;--bg-mute:#eef1f6;
  --ink:#1a2230;--ink-soft:#4a5567;--ink-mute:#7a8598;
  --line:#e2e7ef;--accent:#2f6df6;--accent-ink:#1f52c8;--accent-soft:#eaf1ff;
  --ok:#1f9d63;--radius:10px;--wrap:1080px;
  --shadow:0 1px 2px rgba(20,30,50,.05),0 8px 24px rgba(20,30,50,.06);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--accent-ink);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.25;color:var(--ink);margin:0 0 .5em}
h1{font-size:2.3rem;letter-spacing:-.02em}
h2{font-size:1.6rem;letter-spacing:-.01em}
h3{font-size:1.15rem}
p{margin:0 0 1rem}
img,svg,video{max-width:100%}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.muted{color:var(--ink-mute)}

/* header */
.site-head{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:9px;font-weight:650;font-size:1.05rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand svg{display:block}
.nav{display:flex;gap:22px;margin-left:8px}
.nav a{color:var(--ink-soft);font-size:.95rem;font-weight:500}
.nav a:hover{color:var(--ink);text-decoration:none}
.nav a.active{color:var(--accent-ink)}
.head-cta{margin-left:auto}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:7px 10px;cursor:pointer}

/* buttons */
.btn{display:inline-block;border-radius:8px;padding:11px 20px;font-weight:600;font-size:.95rem;cursor:pointer;border:1px solid transparent;transition:.15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-ink);text-decoration:none}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink-mute);text-decoration:none}

/* sections */
section{padding:64px 0}
.hero{padding:72px 0 48px;background:linear-gradient(180deg,var(--accent-soft),#fff 70%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero .lead{font-size:1.15rem;color:var(--ink-soft);max-width:34ch}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);padding:5px 11px;border-radius:100px;margin-bottom:18px}
.hero-cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}

/* player */
.player{border-radius:14px;overflow:hidden;background:#0d1420;box-shadow:var(--shadow);aspect-ratio:16/9}
.player video{width:100%;height:100%;display:block;object-fit:cover;background:#0d1420}
.player-note{font-size:.82rem;color:var(--ink-mute);margin-top:10px;text-align:center}

/* feature grid */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card h3{margin-bottom:.35em}
.card p{color:var(--ink-soft);margin:0;font-size:.95rem}
.ico{width:38px;height:38px;border-radius:9px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--accent-ink)}

/* logos strip */
.logos{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:14px}
.logos span{font-size:.9rem;color:var(--ink-mute);border:1px solid var(--line);border-radius:100px;padding:7px 16px;background:var(--bg-soft)}

.section-soft{background:var(--bg-soft)}
.center{text-align:center}
.center .lead{margin:0 auto 8px;max-width:52ch;color:var(--ink-soft)}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column}
.plan.hot{border-color:var(--accent);box-shadow:0 10px 30px rgba(47,109,246,.12)}
.plan .price{font-size:2rem;font-weight:700;margin:10px 0 2px}
.plan .price small{font-size:.9rem;font-weight:500;color:var(--ink-mute)}
.plan ul{list-style:none;padding:0;margin:18px 0 24px;flex:1}
.plan li{padding:7px 0 7px 26px;position:relative;font-size:.95rem;color:var(--ink-soft);border-bottom:1px solid var(--line)}
.plan li:before{content:"";position:absolute;left:2px;top:14px;width:12px;height:7px;border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg)}
.tag-hot{align-self:flex-start;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);padding:4px 10px;border-radius:100px;margin-bottom:6px}

/* docs */
.doc-layout{display:grid;grid-template-columns:1fr;gap:8px;max-width:760px}
pre{background:#0e1524;color:#d6e0f0;border-radius:10px;padding:18px 20px;overflow-x:auto;font-size:.86rem;line-height:1.55;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
pre .k{color:#7fb0ff}.pre .s{color:#9ee6a8}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--bg-mute);padding:2px 6px;border-radius:5px;font-size:.9em}
pre code{background:none;padding:0}
table.api{border-collapse:collapse;width:100%;margin:14px 0;font-size:.92rem}
table.api th,table.api td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
table.api th{color:var(--ink-mute);font-weight:600}

/* network status */
.node-list{max-width:640px;margin-top:24px}
.node{display:flex;align-items:center;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;margin-bottom:12px}
.dot{width:10px;height:10px;border-radius:50%;background:var(--ink-mute);flex:none}
.dot.up{background:var(--ok);box-shadow:0 0 0 4px rgba(31,157,99,.15)}
.node .name{font-weight:600}
.node .meta{color:var(--ink-mute);font-size:.88rem}
.node .state{margin-left:auto;font-size:.85rem;font-weight:600;color:var(--ink-mute)}
.node .state.up{color:var(--ok)}

/* generic page head */
.page-head{padding:56px 0 8px}
.page-head .lead{font-size:1.1rem;color:var(--ink-soft);max-width:56ch}

.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:640px;margin-top:8px}
.prose{max-width:680px}
.prose h2{margin-top:1.6em}
.prose ul{padding-left:1.2em}
.prose li{margin:.3em 0;color:var(--ink-soft)}

/* footer */
.site-foot{border-top:1px solid var(--line);background:var(--bg-soft);padding:44px 0 32px;margin-top:32px}
.foot-grid{display:flex;flex-wrap:wrap;gap:32px;justify-content:space-between}
.foot-col h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-mute);margin:0 0 12px}
.foot-col a{display:block;color:var(--ink-soft);font-size:.92rem;margin-bottom:8px}
.foot-col a:hover{color:var(--ink)}
.foot-bottom{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:var(--ink-mute);font-size:.85rem}

.err{text-align:center;padding:120px 0}
.err .code{font-size:5rem;font-weight:750;color:var(--accent);letter-spacing:-.03em;line-height:1}

@media(max-width:860px){
  .hero .wrap{grid-template-columns:1fr;gap:32px}
  .grid-3,.plans{grid-template-columns:1fr 1fr}
  .nav,.head-cta{display:none}
  .nav-toggle{display:block}
  .site-head.open .nav{display:flex;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:14px 24px;gap:14px}
}
@media(max-width:560px){
  h1{font-size:1.85rem}.grid-3,.plans,.grid-2,.contact-grid{grid-template-columns:1fr}
  section{padding:48px 0}
}