/* ============ CITY X — design system ============ */
:root{
  --bg:#07090f; --bg2:#0b0e16; --panel:#11151f; --panel2:#161b27; --panel3:#1c2230;
  --line:#222838; --line2:#2c3445;
  --text:#eef1f7; --muted:#98a1b6; --dim:#6b7488;
  --accent:#5b8cff; --accent2:#9b6bff; --accent3:#2ad6c4;
  --ok:#3ad29f; --warn:#ffb454; --pink:#ff6b9b;
  --radius:18px; --radius-sm:12px; --maxw:1180px;
  --grad:linear-gradient(135deg,var(--accent),var(--accent2));
  --grad3:linear-gradient(135deg,var(--accent3),var(--accent));
  --shadow:0 24px 60px -20px rgba(0,0,0,.6);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.narrow{max-width:860px}

/* background glow field */
body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
   radial-gradient(700px 400px at 12% -5%,rgba(91,140,255,.16),transparent 60%),
   radial-gradient(700px 400px at 92% 0%,rgba(155,107,255,.14),transparent 60%),
   radial-gradient(900px 500px at 50% 110%,rgba(42,214,196,.07),transparent 60%);}

/* ---- language toggle ---- */
.lang-uk{display:none}
body.uk .lang-en{display:none}
body.uk .lang-uk{display:initial}

/* ---- header / nav ---- */
header{position:sticky;top:0;z-index:50;background:rgba(7,9,15,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:68px}
.brand{font-weight:800;font-size:19px;letter-spacing:.5px;display:flex;align-items:center;gap:10px;white-space:nowrap}
.logo{width:30px;height:30px;border-radius:9px;background:var(--grad);box-shadow:0 6px 18px -4px rgba(91,140,255,.6);position:relative}
.logo:after{content:"";position:absolute;inset:7px;border-radius:5px;background:rgba(255,255,255,.18)}
.nav-main{display:flex;gap:22px;align-items:center;margin-left:8px}
.nav-main a{color:var(--muted);font-size:14.5px;transition:color .15s}
.nav-main a:hover{color:var(--text)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.langbtns{display:flex;border:1px solid var(--line2);border-radius:999px;overflow:hidden}
.langbtns button{background:transparent;color:var(--muted);border:0;padding:6px 11px;font-size:12.5px;cursor:pointer}
.langbtns button.active{background:var(--accent);color:#fff}
.menu-btn{display:none;background:none;border:0;color:var(--text);font-size:24px;cursor:pointer}
@media(max-width:900px){
  .nav-main{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:var(--bg2);
    border-bottom:1px solid var(--line);padding:18px 22px;gap:16px}
  .nav-main.open{display:flex}
  .menu-btn{display:block}
}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:11px;font-weight:600;
  font-size:14.5px;cursor:pointer;border:1px solid transparent;transition:transform .12s,box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 30px -10px rgba(91,140,255,.65)}
.btn-ghost{background:var(--panel);border-color:var(--line2);color:var(--text)}
.btn-sm{padding:9px 16px;font-size:13.5px}

/* ---- sections / type ---- */
section{padding:84px 0;position:relative}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px}
h1{font-size:clamp(36px,6vw,62px);line-height:1.04;margin:0 0 20px;font-weight:850;letter-spacing:-1.5px}
h2{font-size:clamp(28px,4vw,42px);line-height:1.1;margin:0 0 14px;font-weight:800;letter-spacing:-1px}
h3{font-size:19px;margin:0 0 8px;font-weight:700}
.lead{color:var(--muted);font-size:clamp(16px,2vw,19px);max-width:680px;margin:0 0 14px}
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.sec-head .lead{margin-left:auto;margin-right:auto}
.center{text-align:center}

/* ---- chips / badges ---- */
.chip{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted);
  border:1px solid var(--line2);background:var(--panel);padding:6px 13px;border-radius:999px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok)}

/* ---- glass cards / grid ---- */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;transition:transform .18s,border-color .18s,box-shadow .25s}
.card:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--shadow)}
.glass{background:rgba(22,27,39,.55);backdrop-filter:blur(8px);border:1px solid var(--line2)}
.ic{width:46px;height:46px;border-radius:12px;background:var(--panel3);display:flex;align-items:center;
  justify-content:center;font-size:22px;margin-bottom:16px;border:1px solid var(--line2)}
.card p{color:var(--muted);font-size:14.5px;margin:0}
.card.lift-grad{position:relative;overflow:hidden}
.card.lift-grad:before{content:"";position:absolute;top:-60%;right:-30%;width:200px;height:200px;border-radius:50%;
  background:var(--grad);filter:blur(60px);opacity:.18}

/* ---- feature mini grid ---- */
.feat{display:flex;gap:13px;align-items:flex-start;padding:16px;border:1px solid var(--line);border-radius:14px;
  background:var(--panel);transition:border-color .15s,background .15s}
.feat:hover{border-color:var(--accent);background:var(--panel2)}
.feat .fic{flex:none;width:34px;height:34px;border-radius:9px;background:var(--panel3);display:flex;align-items:center;justify-content:center;font-size:16px}
.feat b{font-size:14.5px;display:block} .feat span{color:var(--muted);font-size:12.5px}

/* ---- steps / journey ---- */
.journey{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:820px){.journey{grid-template-columns:1fr}}
.phase{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.phase .ph-tag{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:700}
.phase ul{margin:14px 0 0;padding-left:18px;color:var(--muted);font-size:14px}
.phase li{margin:6px 0}

/* ---- metrics / trust ---- */
.metrics{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.metric{flex:1;min-width:160px;text-align:center;padding:24px 18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
.metric .num{font-size:34px;font-weight:850;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric .lbl{color:var(--muted);font-size:13px;margin-top:4px}
.logo-row{display:flex;flex-wrap:wrap;gap:14px 38px;align-items:center;justify-content:center;opacity:.8}
.logo-row .lg{display:flex;align-items:center;gap:9px;color:var(--dim);font-weight:700;font-size:16px;letter-spacing:.3px}
.logo-row .lg .sq{width:20px;height:20px;border-radius:5px;background:var(--line2)}

/* ---- product mock UI ---- */
.window{border:1px solid var(--line2);border-radius:16px;overflow:hidden;background:var(--bg2);box-shadow:var(--shadow)}
.window .bar{display:flex;align-items:center;gap:7px;padding:11px 14px;background:var(--panel);border-bottom:1px solid var(--line)}
.window .bar i{width:11px;height:11px;border-radius:50%;background:var(--line2);display:inline-block}
.window .bar i:nth-child(1){background:#ff5f57}.window .bar i:nth-child(2){background:#febc2e}.window .bar i:nth-child(3){background:#28c840}
.window .bar .ttl{margin-left:10px;font-size:12px;color:var(--dim)}
.window .body{padding:18px}
.dash{display:grid;grid-template-columns:180px 1fr;gap:16px}
@media(max-width:620px){.dash{grid-template-columns:1fr}}
.side{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px}
.side .si{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:8px;color:var(--muted);font-size:13px}
.side .si.active{background:var(--panel3);color:var(--text)}
.side .si .d{width:8px;height:8px;border-radius:3px;background:var(--accent)}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:11px;padding:12px}
.kpi .v{font-size:21px;font-weight:800}.kpi .k{color:var(--dim);font-size:11.5px}
.kpi .up{color:var(--ok);font-size:11px}
/* bar chart */
.bars{display:flex;align-items:flex-end;gap:8px;height:120px;padding:12px;background:var(--panel);border:1px solid var(--line);border-radius:11px}
.bars .b{flex:1;background:var(--grad);border-radius:6px 6px 3px 3px;opacity:.92}
/* heatmap */
.heat{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;padding:12px;background:var(--panel);border:1px solid var(--line);border-radius:11px}
.heat span{aspect-ratio:1;border-radius:4px;background:var(--panel3)}
.heat .h1{background:rgba(91,140,255,.25)}.heat .h2{background:rgba(91,140,255,.5)}
.heat .h3{background:rgba(91,140,255,.78)}.heat .h4{background:var(--accent)}
/* leaderboard */
.lb{background:var(--panel);border:1px solid var(--line);border-radius:11px;overflow:hidden}
.lb .r{display:flex;align-items:center;gap:12px;padding:11px 14px;border-bottom:1px solid var(--line);font-size:13.5px}
.lb .r:last-child{border-bottom:0}
.lb .r .rk{width:22px;color:var(--dim);font-weight:700}.lb .r .av{width:26px;height:26px;border-radius:50%;background:var(--grad)}
.lb .r .pts{margin-left:auto;font-weight:700;color:var(--accent3)}

/* ---- pricing ---- */
.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:start}
@media(max-width:860px){.prices{grid-template-columns:1fr}}
.price{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.price.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 30px 60px -25px rgba(91,140,255,.5)}
.price .tier{font-size:14px;color:var(--accent);font-weight:700;letter-spacing:.05em}
.price .amt{font-size:30px;font-weight:850;margin:10px 0 4px}
.price ul{list-style:none;padding:0;margin:18px 0 24px}
.price li{padding:8px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px;display:flex;gap:9px}
.price li:before{content:"✓";color:var(--ok);font-weight:700}

/* ---- faq ---- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:18px 4px}
.faq summary{cursor:pointer;list-style:none;font-weight:600;font-size:16px;display:flex;justify-content:space-between;gap:14px}
.faq summary:after{content:"+";color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary:after{content:"–"}
.faq p{color:var(--muted);margin:12px 0 0;font-size:14.5px}

/* ---- use case / story cards ---- */
.uc{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.uc .tag{font-size:12px;color:var(--accent3);font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.uc h3{margin:8px 0 6px}.uc p{color:var(--muted);font-size:14px;margin:0}
.story{background:linear-gradient(180deg,var(--panel2),var(--bg2));border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.story .quote{font-size:16px;line-height:1.55;margin:0 0 18px}
.story .who{display:flex;align-items:center;gap:12px}.story .who .av{width:40px;height:40px;border-radius:50%;background:var(--grad)}
.story .who b{font-size:14px}.story .who span{color:var(--dim);font-size:12.5px;display:block}
.story .stat{display:flex;gap:22px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.story .stat .num{font-size:22px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.story .stat .lbl{color:var(--dim);font-size:11.5px}

/* ---- CTA band ---- */
.cta-band{text-align:center;background:linear-gradient(135deg,rgba(91,140,255,.16),rgba(155,107,255,.16));
  border:1px solid var(--line2);border-radius:26px;padding:56px 28px}

/* ---- integrations ---- */
.intg{display:flex;align-items:center;gap:13px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
.intg .sq{width:38px;height:38px;border-radius:10px;background:var(--panel3);display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--muted)}
.intg b{font-size:14.5px}.intg span{color:var(--dim);font-size:12px}

/* ---- footer ---- */
footer{border-top:1px solid var(--line);padding:56px 0 34px;margin-top:30px}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:28px}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}
.foot-grid h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--dim);margin:0 0 14px}
.foot-grid a{display:block;color:var(--muted);font-size:14px;padding:5px 0}
.foot-grid a:hover{color:var(--text)}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;border-top:1px solid var(--line);
  margin-top:36px;padding-top:22px;color:var(--dim);font-size:13px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

/* ---- forms ---- */
.form{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--radius);padding:30px;max-width:560px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){.form .row{grid-template-columns:1fr}}
label{display:block;font-size:12.5px;color:var(--muted);margin:14px 0 6px;font-weight:600}
input,select,textarea{width:100%;background:var(--bg);border:1px solid var(--line2);border-radius:10px;color:var(--text);
  padding:12px 14px;font-size:15px;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(91,140,255,.18)}
.form .btn-primary{margin-top:20px;border:0;width:100%;justify-content:center}
.note{font-size:12px;color:var(--dim);margin-top:14px}

/* ---- code block ---- */
.codeblock{background:#06080d;border:1px solid var(--line2);border-radius:12px;padding:18px 20px;overflow:auto;
  font-family:"SF Mono",ui-monospace,Menlo,Consolas,monospace;font-size:13px;line-height:1.6;color:#cdd6ee}
.codeblock .k{color:var(--accent)}.codeblock .s{color:var(--accent3)}.codeblock .c{color:var(--dim)}

/* ---- comparison table ---- */
.ctable{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ctable th,.ctable td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
.ctable th{background:var(--panel);font-weight:700}
.ctable td{color:var(--muted)}
.ctable tr td:first-child,.ctable tr th:first-child{color:var(--text);font-weight:600}
.ctable .yes{color:var(--ok);font-weight:700}.ctable .no{color:var(--dim)}
.ctable thead th{background:var(--panel2)}

/* ---- legal / utility ---- */
.muted{color:var(--muted)}
.todo{background:rgba(155,107,255,.18);border:1px solid var(--accent2);color:#e6dcff;padding:1px 7px;border-radius:6px;font-size:.92em}
.back{display:inline-block;margin:6px 0 18px;font-size:14px;color:var(--accent)}
.legal{padding:40px 0 72px}
.legal h1{margin-bottom:6px}
.legal h2{font-size:21px;border-top:1px solid var(--line);padding-top:26px;margin-top:34px}
.legal h3{font-size:16px;margin:20px 0 6px}
.legal p,.legal li{color:#d4d9e6;font-size:15.5px}
.legal ul{padding-left:20px}
.legal li{margin:6px 0}
.legal .card{margin:14px 0}
.contact{background:linear-gradient(135deg,rgba(91,140,255,.15),rgba(155,107,255,.15));border:1px solid var(--line2);border-radius:14px;padding:24px;margin-top:24px}
.contact h2{border:0;padding:0;margin:0 0 6px;font-size:18px}