:root{
  --bg:#0f1720;
  --card:#0b1220;
  --muted:#94a3b8;
  --accent:#0066cc;
  --accent-2:#00c853;
  --radius:12px;
  --max:1100px;
}
*{box-sizing:border-box}
body{font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial; margin:0;background:#f6f8fb;color:#0b1220;line-height:1.5}
.container{max-width:var(--max);margin:0 auto;padding:1rem}
.site-header{background:#fff;border-bottom:1px solid #eee;position:sticky;top:0;z-index:40}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:700;color:var(--accent);text-decoration:none;font-size:1.1rem}
.nav-toggle{display:none;background:transparent;border:0;font-size:1.2rem}
.site-nav a{margin-left:1rem;color:#334155;text-decoration:none}
.hero{padding:4rem 0;background:linear-gradient(180deg,#f7fbff 0%, #fff 100%)}
.hero h1{margin:0 0 .5rem;font-size:2rem}
.hero p{color:var(--muted);margin:0 0 1rem}
.cta{display:inline-block;background:var(--accent);color:#fff;padding:.6rem 1rem;border-radius:8px;text-decoration:none}
.products{padding:2rem 0}
.products h2{margin:0 0 1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}
.card{background:#fff;border-radius:10px;padding:1rem;box-shadow:0 6px 18px rgba(11,18,32,0.06)}
.contact{padding:2rem 0;background:#fff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;align-items:start}
.contact-info p{margin:.4rem 0;color:var(--muted)}
.contact-map #map{width:100%;height:320px;border-radius:8px;overflow:hidden}
.site-footer{padding:1rem 0;text-align:center;color:#64748b}

.whatsapp-fab{position:fixed;right:16px;bottom:16px;background:linear-gradient(45deg,var(--accent),#00bfa5);color:#fff;padding:12px 14px;border-radius:999px;text-decoration:none;font-weight:600;box-shadow:0 8px 20px rgba(0,0,0,0.12)}

@media(max-width:800px){
  .nav-toggle{display:block}
  .site-nav{position:fixed;right:0;top:56px;background:#fff;padding:1rem;border-left:1px solid #eee;transform:translateX(100%);transition:transform .22s ease}
  .site-nav.open{transform:translateX(0)}
  .contact-grid{grid-template-columns:1fr}
}

/* small utilities */
.muted{color:var(--muted)}