/* Lightweight, fast CSS (no frameworks) */
:root{--brand:#0b5fff;--ink:#0b1324;--muted:#4b5563;--bg:#ffffff;--card:#f8fafc;--ring:#e5e7eb;--radius:16px;--maxw:1100px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;border-radius:12px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:24px}
.site-header{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;border-bottom:1px solid var(--ring);position:sticky;top:0;background:#fff;z-index:10}
.logo{display:flex;gap:10px;align-items:center;font-weight:700;color:var(--ink)}
.nav ul{display:flex;gap:16px;list-style:none;margin:0;padding:0}
.nav a{padding:8px 12px;border-radius:10px}
.nav a.active{background:var(--card)}
.nav-toggle{display:none;font-size:22px;background:none;border:1px solid var(--ring);border-radius:10px;padding:6px 10px}
.hero{display:grid;gap:24px;grid-template-columns:1.1fr .9fr;align-items:center;margin-top:18px}
.hero h1{font-size:clamp(28px,4vw,44px);margin:0 0 12px}
.hero .kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.card{background:var(--card);border:1px solid var(--ring);padding:18px;border-radius:var(--radius);box-shadow:0 1px 2px rgba(0,0,0,.04)}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.section{margin:40px 0}
.section h2{margin:0 0 12px;font-size:clamp(22px,3vw,32px)}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:#eef2ff;color:#3730a3;font-weight:600;font-size:12px}
.cta{display:flex;gap:12px;margin-top:12px}
.btn{display:inline-block;padding:10px 14px;border-radius:12px;border:1px solid var(--ring);background:#fff}
.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.list{list-style:disc;padding-left:18px}
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.price .price-tag{font-size:30px;font-weight:800;margin:10px 0}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid var(--ring);padding:10px;text-align:left}
.site-footer{margin-top:40px;padding:24px;border-top:1px solid var(--ring);background:var(--card)}
.site-footer .cols{display:grid;grid-template-columns:2fr 1.2fr 1.2fr;gap:16px;margin-bottom:12px}
.copy{color:var(--muted);font-size:14px}
form .row{display:grid;gap:12px}
form .row.cols-2{grid-template-columns:repeat(2,1fr)}
input,textarea,select{width:100%;padding:10px;border:1px solid var(--ring);border-radius:12px}
label{font-weight:600}
@media (max-width:900px){
  .hero{grid-template-columns:1fr}
  .nav ul{display:none;flex-direction:column;padding:12px;border:1px solid var(--ring);border-radius:12px;background:#fff;position:absolute;right:12px;top:58px}
  .nav-toggle{display:block}
  .grid.cols-3,.pricing{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr}
}