:root{
  --ink:#0b1220; --sub:#4b5563; --bg:#f8f7f5; --card:#ffffff; --line:#e5e7eb;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--ink);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;background:var(--card);border-bottom:1px solid var(--line);z-index:20}
.nav .inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand-logo{height:44px;display:block}
.menu-btn{display:none;background:transparent;border:none;font-size:24px}
.nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0;align-items:center}
.cta{background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;font-weight:700}
.hero{padding:64px 0;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--card),#f5f4f2)}
h1{font-size:clamp(28px,5vw,46px);margin:10px 0}
.lead{font-size:clamp(16px,2.2vw,20px);color:var(--sub);max-width:800px}
.badge{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:12px;color:var(--sub);letter-spacing:.16em}
.section{padding:40px 0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center}
.kpi .num{font-weight:800;font-size:26px}
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.price-card{background:var(--card);border:1.5px solid var(--line);border-radius:18px;padding:20px;display:flex;flex-direction:column}
.price{font-size:32px;font-weight:800}
.faq{display:grid;gap:12px;margin-top:12px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px}
.footer{margin-top:40px;background:var(--card);border-top:1px solid var(--line);padding:24px 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:16px}
.footer .plain{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:6px}
.small{font-size:14px}
.muted{color:var(--sub)}
@media(max-width:900px){
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .pricing{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .menu-btn{display:block}
  .nav ul{position:absolute;right:16px;top:72px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;flex-direction:column;display:none;min-width:220px}
  .nav ul.show{display:flex}
}