:root{
  --bg:#0f1217; --card:#131823; --accent:#4f8cff; --muted:#9aa4b2; --text:#e7ecf3;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#0b0e13,#111827);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:28px}
.nav{position:sticky;top:0;backdrop-filter:saturate(1.2) blur(6px);background:#0f1217cc;border-bottom:1px solid #1f2937}
.nav .inner{display:flex;align-items:center;gap:20px;justify-content:space-between;padding:10px 18px}
.brand{font-weight:700;letter-spacing:.5px}
.menu{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:10px 14px;border-radius:10px;background:var(--accent);color:white;font-weight:600;border:0;box-shadow:0 6px 18px rgba(79,140,255,.25)}
.btn.ghost{background:transparent;border:1px solid #334155;color:var(--text)}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:var(--card);border:1px solid #1f2937;border-radius:18px;padding:18px}
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center}
.hero h1{font-size:40px;margin:0 0 10px}
.hero p{color:var(--muted);line-height:1.6}
.section h2{margin:10px 0 6px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kpi{background:#0e1422;border:1px solid #223047;border-radius:14px;padding:14px;text-align:center}
.kpi .big{font-size:30px;font-weight:800}
.footer{color:#9aa4b2;border-top:1px solid #1f2937;padding:22px 0;margin-top:32px}
.badge{font-size:12px;padding:4px 8px;border:1px solid #334155;border-radius:999px;color:#cbd5e1}
img.responsive{width:100%;height:auto;border-radius:14px;border:1px solid #1f2937}
pre.code{background:#0b1220;border:1px solid #223047;padding:14px;border-radius:10px;overflow:auto}
@media (max-width:900px){.hero{grid-template-columns:1fr} .kpis{grid-template-columns:repeat(2,1fr)}}