:root{
  --bg:#0b1020; --panel:#121835; --ink:#e5f0ff; --muted:#a9b6ca;
  --gold:#f2c14e; --teal:#4fb1c9; --accent:#8ecae6; --ok:#8bc34a;
  --max:1200px; --radius:16px;
}
*{box-sizing:border-box}
html{font-size:16px}
body{margin:0;background:linear-gradient(180deg,#0b1020,#0f1a3a);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Helvetica Neue",Arial,"Noto Sans",sans-serif;line-height:1.6}
a{color:var(--accent);text-decoration:none}
a:focus,button:focus{outline:2px solid var(--gold);outline-offset:2px}
.container{max-width:var(--max);margin:auto;padding:24px}
.hero{display:grid;grid-template-columns:1fr;gap:24px;align-items:center}
.hero .card{background:var(--panel);padding:24px;border-radius:var(--radius);box-shadow:0 8px 24px rgba(0,0,0,.3)}
.hero h1{font-size:clamp(1.8rem,3.5vw,3rem);margin:.2em 0}
.hero p{color:var(--muted)}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.cta .btn{background:var(--gold);color:#111;padding:12px 16px;border-radius:12px;border:none;cursor:pointer}
.cta .btn.secondary{background:transparent;border:1px solid var(--accent);color:var(--ink)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;border-bottom:1px solid rgba(255,255,255,.08);background:#0b132b;position:sticky;top:0}
.nav .logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink)}
.nav .brand{letter-spacing:.5px}
.nav .menu{display:flex;gap:16px;list-style:none;margin:0;padding:0}
.nav .nav-toggle{display:none;background:#233; color:var(--ink); border:1px solid #345; padding:8px 12px; border-radius:10px}
@media (max-width:720px){
  .nav .menu{display:none;flex-direction:column;background:#0b132b;position:absolute;right:12px;top:54px;padding:12px;border-radius:12px;border:1px solid #233}
  .nav .nav-toggle{display:inline-block}
}
.grid{display:grid;gap:16px}
.cols-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{background:var(--panel);padding:16px;border-radius:var(--radius)}
.footer{padding:24px;text-align:center;color:var(--muted);border-top:1px solid rgba(255,255,255,.08)}
.main{min-height:60vh}
h2{margin-top:1.2em}
figure{margin:0}
.badge{display:inline-block;background:#162044;border:1px solid #27406f;color:#d8e7ff;border-radius:999px;padding:6px 10px;font-size:.85rem}
.note{background:#0e2142;border-left:4px solid var(--teal);padding:12px;border-radius:12px}
ul.check{list-style:none;padding-left:0}
ul.check li{padding-left:26px;position:relative;margin:6px 0}
ul.check li::before{content:"✓";position:absolute;left:0;color:var(--ok)}
blockquote{border-left:4px solid var(--gold);margin:16px 0;padding:8px 12px;background:#0e1a36;border-radius:8px}