:root{
  --bg:#0b1323;           /* deep blue background */
  --panel:#0f1a30;        /* card background */
  --panel-alt:#0d1628;    /* alt section background */
  --text:#e8eefc;
  --muted:#9db0d6;
  --line:#203354;
  --accent:#62b0ff;       /* primary */
  --accent-2:#92c5ff;     /* hover */
  --ok:#10b981;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font:16px/1.6 system-ui,Segoe UI,Roboto,Helvetica,Arial;
  color:var(--text); background:radial-gradient(1200px 600px at 20% -10%, #142348 0%, transparent 60%), var(--bg);
}
img{max-width:100%;display:block}
code{background:#0a1426;padding:.1rem .3rem;border-radius:6px;border:1px solid #0e1a31}

.container{width:min(1100px,92vw);margin:0 auto}
.section{padding:60px 0;border-top:1px solid var(--line)}
.section.alt{background:var(--panel-alt)}
.grid-2{display:grid;gap:24px;grid-template-columns:1.1fr .9fr}
.grid-3{display:grid;gap:16px;grid-template-columns:repeat(3,1fr)}
@media (max-width:880px){.grid-2,.grid-3{grid-template-columns:1fr}}
.ticks{padding-left:1.2rem}
.ticks li{margin:.2rem 0}

.site-header{
  position:sticky; top:0; z-index:50; background:rgba(10,18,34,.8);
  backdrop-filter:saturate(140%) blur(6px); border-bottom:1px solid var(--line);
}
.site-header .container{display:flex;align-items:center;gap:14px;padding:12px 0}
.brand{color:var(--text);text-decoration:none}
.logo{font-weight:800;letter-spacing:.6px}
.nav{margin-left:auto;display:flex;gap:18px}
.nav a{color:var(--muted);text-decoration:none}
.nav a:hover{color:var(--text)}
.nav-toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:6px 10px}
@media (max-width:760px){
  .nav{display:none;flex-direction:column;gap:10px;background:rgba(10,18,34,.98);position:absolute;right:16px;top:54px;border:1px solid var(--line);padding:10px;border-radius:12px}
  .nav.open{display:flex}
  .nav-toggle{display:block}
}

.hero{padding:90px 0 70px;border-bottom:1px solid var(--line);background:linear-gradient(180deg, rgba(50,90,170,.15), transparent 60%)}
.hero .lead{color:var(--muted);max-width:60ch}
.cta{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}

.card{
  background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.00));
  border:1px solid var(--line); border-radius:16px; padding:16px;
}
.badges{display:flex;gap:8px;margin-top:10px}
.badge{border:1px solid var(--line);border-radius:999px;padding:2px 10px;color:var(--muted)}
.badge.ok{border-color:#195b4e;color:#a7f3d0}
.badge.info{border-color:#2f4f7d;color:#bcd3ff}

.btn{
  display:inline-block; padding:10px 14px; border-radius:12px; border:1px solid var(--line);
  text-decoration:none; color:var(--text); background:#0b162b;
}
.btn:hover{background:#0d1a33}
.btn.primary{background:var(--accent); border-color:transparent; color:#0a1323; font-weight:700}
.btn.primary:hover{background:var(--accent-2)}
.btn.ghost{background:transparent}
.btn.small{padding:8px 12px;font-size:.9rem}
.btn.block{display:block;text-align:center;width:100%}

.stack{display:grid;gap:10px}
.foot-grid{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:18px 0}
.site-footer{border-top:1px solid var(--line);background:#0a1426}