:root{
  --bg:#0a0f16;
  --panel:#0e1622;
  --panel-2:#0c1420;
  --text:#e9eef5;
  --muted:#b8cfe0;
  --accent:#4dd0e1;
  --accent-2:#35d0ff;
  --line:rgba(255,255,255,.08);
  --ok:#6ee7a9;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:28px 20px}
.nav{position:sticky;top:0;background:linear-gradient(180deg, rgba(10,15,22,.95), rgba(10,15,22,.75));backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:10}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{font-weight:800;letter-spacing:.08em;font-size:18px;color:var(--accent)}
.cta{display:inline-flex;gap:10px;align-items:center;background:transparent;border:1px solid var(--accent);color:var(--text);padding:10px 14px;border-radius:12px;cursor:pointer}
.hero{padding:54px 0 36px}
h1{font-size:48px;line-height:1.1;margin:0}
.sub{color:var(--muted);margin-top:10px;font-size:18px}
.hero-cta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap}
.badges{margin-top:26px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:var(--panel)}
.section{padding:42px 0;border-top:1px solid var(--line)}
.grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin:0 0 8px 0;font-size:20px;color:var(--accent)}
.kpi{display:flex;gap:18px;align-items:center;margin-top:10px}
.kpi .num{font-size:28px;font-weight:800;color:var(--accent)}
.chart{height:200px;background:var(--panel-2);border:1px solid var(--line);border-radius:12px;position:relative;overflow:hidden}
.chart svg{position:absolute;inset:0}
.caption{color:var(--muted);font-size:13px;margin-top:8px}
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:10px}
.step{background:var(--panel-2);border:1px dashed var(--line);border-radius:12px;padding:16px;text-align:center}
.step .n{display:inline-block;background:var(--accent);color:#012531;border-radius:999px;font-weight:800;padding:4px 10px;margin-bottom:10px}
.payrow{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.pay{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--panel-2);padding:10px 12px;border-radius:12px}
.pay .dot{width:8px;height:8px;border-radius:50%;background:var(--ok)}
.pay.recur{border-color:rgba(77,208,225,.35);box-shadow:0 0 0 1px rgba(77,208,225,.25) inset}
.tag{color:var(--muted);font-size:13px}
.footer{padding:40px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
/* responsive */
@media (max-width: 900px){
  .grid{grid-template-columns:1fr;gap:16px}
  h1{font-size:36px}
  .hero{padding-top:36px}
}