:root{
  --bg:#0b1020;
  --card:#121a33;
  --text:#e9ecf5;
  --muted:#aab2d1;
  --border:rgba(255,255,255,0.08);
  --accent:#6ea8fe;
  --accent2:#7ee0b8;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"Noto Sans",sans-serif;
  background:radial-gradient(1200px 700px at 20% 10%, rgba(110,168,254,0.20), transparent 60%),
             radial-gradient(900px 600px at 90% 30%, rgba(126,224,184,0.18), transparent 55%),
             var(--bg);
  color:var(--text);
  line-height:1.55;
}
a{color:inherit}
.container{max-width:960px;margin:0 auto;padding:28px 16px 40px}
.hero{padding:18px 0 14px}
.brand{display:flex;align-items:center;gap:14px}
.logo{
  width:42px;height:42px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#0b1020;
  font-weight:800;
  letter-spacing:0.5px;
}
h1{font-size:28px;margin:0}
.subtitle{margin:2px 0 0;color:var(--muted)}
.nav{
  display:flex;gap:10px;flex-wrap:wrap;
  justify-content:space-between;align-items:center;
  padding:10px 0 18px;
}
.nav a{opacity:0.92;text-decoration:none}
.nav a:hover{opacity:1;text-decoration:underline}
.lang-switch{display:flex;gap:10px;flex-wrap:wrap}
.lang-switch a{
  font-size:13px;
  padding:6px 10px;
  border:1px solid var(--border);
  border-radius:10px;
  text-decoration:none;
  color:var(--muted);
}
.lang-switch a[aria-current="true"]{
  color:var(--text);
  border-color:rgba(110,168,254,0.45);
  background:rgba(110,168,254,0.10);
}
.card{
  background:linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border:1px solid var(--border);
  border-radius:16px;
  padding:18px 16px;
  backdrop-filter: blur(8px);
  margin:12px 0;
}
.card h2{margin:0 0 10px;font-size:18px}
.card h3{margin:18px 0 8px;font-size:15px}
.muted{color:var(--muted)}
.kv{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:860px){
  .kv{grid-template-columns:1.4fr 0.6fr}
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 10px;
  border:1px solid var(--border);
  border-radius:12px;
  color:var(--muted);
  margin:6px 8px 0 0;
}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 12px;
  border-radius:12px;
  background:rgba(110,168,254,0.18);
  border:1px solid rgba(110,168,254,0.35);
  text-decoration:none;
}
.button:hover{background:rgba(110,168,254,0.24)}
.lang-grid{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}
.footer{margin-top:22px;color:var(--muted);display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.sep{opacity:0.6}
.prose p{margin:10px 0}
.prose ul{margin:8px 0 8px 18px}
.prose li{margin:6px 0}