/* NKY Cyber Guard — minimal, fast, responsive */
:root{
  --bg:#0b0f14; --card:#111826; --ink:#e6edf3; --muted:#9fb0c3;
  --brand:#0ea5e9; --brand-ink:#001521; --accent:#22c55e;
  --ring: rgba(14,165,233,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:8px;top:8px;width:auto;height:auto;background:#fff;color:#000;padding:6px 10px;border-radius:8px}
.site-header{position:sticky;top:0;background:rgba(11,15,20,.85);backdrop-filter:saturate(120%) blur(6px);border-bottom:1px solid #1f2937;z-index:50}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;gap:10px;align-items:center;font-weight:700;color:var(--ink)}
.brand img{filter:drop-shadow(0 1px 0 #000)}
.nav-toggle{display:none;background:transparent;border:1px solid #223142;color:var(--ink);padding:8px 10px;border-radius:10px}
.nav-menu{display:flex;gap:18px;align-items:center;list-style:none;margin:0;padding:0}
.nav-menu .btn{padding:10px 14px;border-radius:12px}
.hero{position:relative;padding:80px 0 70px}
.hero .sub{color:var(--muted);max-width:650px}
.cta-row{display:flex;gap:12px;margin:20px 0 10px}
.trust{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);padding-left:0;list-style:none;margin-top:8px}
.grid-bg{position:absolute;inset:0;background-image:radial-gradient(#0ea5e922 1px, transparent 1px);background-size:16px 16px;mask-image:linear-gradient(180deg,#000,transparent 70%);pointer-events:none}
.section{padding:64px 0}
.section.alt{background:#0e1420}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--card);padding:18px;border:1px solid #1f2937;border-radius:16px}
.card h3{margin-top:0}
.bullets{padding-left:20px}
.about{display:grid;grid-template-columns:2fr 1fr;gap:16px;align-items:start}
.about-card{background:var(--card);padding:18px;border:1px solid #1f2937;border-radius:16px}
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:12px}
.price-card{background:var(--card);padding:18px;border:1px solid #1f2937;border-radius:20px;position:relative}
.price-card.highlight{outline:2px solid var(--brand);box-shadow:0 0 0 6px var(--ring)}
.price{font-size:34px;font-weight:800;margin:8px 0}
.price span{font-size:14px;color:var(--muted);font-weight:500}
.muted{color:var(--muted)}
.tiny{font-size:12px;color:var(--muted)}
.btn{display:inline-block;border:1px solid #1f2937;background:#172133;color:var(--ink);padding:10px 16px;border-radius:12px;font-weight:600}
.btn:hover{background:#1a2940}
.btn-primary{background:linear-gradient(180deg,#1ba3ee,#0a7fc0);border-color:#0a84c9}
.btn-ghost{background:transparent;border-color:#223142}
.contact{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.contact-card{background:var(--card);padding:18px;border:1px solid #1f2937;border-radius:16px}
label{display:block;margin:8px 0 4px}
input,textarea{width:100%;background:#0b1320;color:var(--ink);border:1px solid #223142;border-radius:10px;padding:10px;outline:none}
input:focus,textarea:focus{box-shadow:0 0 0 4px var(--ring);border-color:#1b3b57}
.site-footer{border-top:1px solid #1f2937;padding:30px 0;background:#0b1018}
.site-footer .container{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* responsive */
@media (max-width: 900px){
  .cards,.pricing,.contact{grid-template-columns:1fr 1fr}
  .about{grid-template-columns:1fr}
  .nav-toggle{display:inline-block}
  .nav-menu{display:none;flex-direction:column;position:absolute;right:20px;top:64px;background:#0b1018;border:1px solid #1f2937;border-radius:16px;padding:12px;width:220px}
  .nav-menu.show{display:flex}
}
@media (max-width: 560px){
  .cards,.pricing,.contact{grid-template-columns:1fr}
  .hero{padding:60px 0}
}