:root{
  --bg:#0b0f14;            /* deep charcoal/navy */
  --surface:#121923;       /* card background */
  --ink:#e6eef7;           /* main text */
  --muted:#a2afc1;         /* secondary text */
  --accent:#4ea8ff;        /* electric blue */
  --accent-2:#7c5cff;      /* violet */
  --border:#223042;        /* soft border */
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Inter, Roboto, Helvetica, Arial;
  color:var(--ink);
  background: radial-gradient(1200px 800px at 80% -10%, rgba(126,92,255,.12), transparent 60%) , var(--bg);
  line-height:1.6;
}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 18px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,.02);color:var(--ink);text-decoration:none;font-weight:600;backdrop-filter: blur(6px);}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border:0}
.btn.ghost{background:transparent}
.btn.small{padding:10px 12px;border-radius:10px;font-size:14px}
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;font-size:12px;color:var(--muted);background:rgba(255,255,255,.02)}

nav{position:sticky;top:0;z-index:40;backdrop-filter:saturate(180%) blur(12px);
  background:rgba(11,15,20,.6);border-bottom:1px solid var(--border)}
.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between}
nav a{color:var(--ink);opacity:.85;text-decoration:none;font-weight:600;font-size:14px;margin:0 10px}
nav a:hover{opacity:1}
.logo{font-weight:800;letter-spacing:.2px}

.hero{padding:82px 0}
h1{font-size:46px;line-height:1.15;margin:0 0 10px;font-weight:900;letter-spacing:.2px}
.lead{font-size:18px;color:var(--muted);max-width:720px}
.grid{display:grid;gap:28px}
.hero-grid{grid-template-columns:1.2fr .8fr;align-items:center}

.card{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:18px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.card .pad{padding:22px}
.surface{background:linear-gradient(180deg,rgba(78,168,255,.08),rgba(124,92,255,.08));border:1px solid var(--border);border-radius:18px}

.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.kpi{padding:18px;border:1px solid var(--border);border-radius:16px;background:rgba(255,255,255,.03);text-align:center}
.kpi .num{font-size:36px;font-weight:900;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}

h2{font-size:32px;margin:0 0 10px}
.section{padding:64px 0}
.list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.list li{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:14px;padding:14px 16px;color:var(--ink)}

footer{border-top:1px solid var(--border);padding:28px 0;color:var(--muted);font-size:14px}

/* responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .kpis{grid-template-columns:1fr 1fr}
  .list{grid-template-columns:1fr}
}