:root{
  --bg:#0b1020;
  --card:#0f1724;
  --accent:#06b6d4;
  --accent-2:#7c3aed;
  --muted:#9fb0c8;
  --text:#e7f0fb;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,Helvetica,Arial;background:linear-gradient(180deg,#071022,#071129);color:var(--text)}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:rgba(0,0,0,0.12)}
.brand{display:flex;gap:10px;align-items:center}
#menuBtn{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--text);padding:6px 10px;border-radius:6px}
.nav{display:flex;gap:14px;padding:12px 20px;flex-wrap:wrap;align-items:center}
.nav a{color:var(--muted);text-decoration:none}
.nav a.join{background:var(--accent);color:#021124;padding:8px 10px;border-radius:8px}
.container{padding:28px;max-width:1100px;margin:0 auto}
.hero-modern{padding:48px;background:linear-gradient(90deg, rgba(6,182,212,0.06), rgba(124,58,237,0.04));border-radius:12px;text-align:center}
.hero-modern h1{font-size:40px;margin:0 0 8px}
.hero-modern p{color:var(--muted);max-width:850px;margin:0 auto 18px}
.cta-row{display:flex;gap:12px;justify-content:center}
.primary{background:var(--accent);color:#021124;padding:10px 16px;border-radius:8px;text-decoration:none;font-weight:700}
.secondary{background:transparent;border:1px solid rgba(255,255,255,0.06);padding:10px 14px;border-radius:8px;color:var(--text);text-decoration:none}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:22px}
.cards article{background:var(--card);padding:16px;border-radius:10px}
.events{margin-top:22px;background:linear-gradient(180deg, rgba(255,255,255,0.02), transparent);padding:14px;border-radius:10px}
.footer-modern{display:flex;justify-content:space-between;padding:18px 20px;color:var(--muted)}
@media (max-width:640px){
  .nav{display:none}
  #mainNav.show{display:flex;flex-direction:column;padding:12px 20px}
}