:root{
  --bg:#07111f;
  --bg2:#0b1830;
  --card:rgba(255,255,255,.065);
  --line:rgba(255,255,255,.12);
  --text:#f7f9fc;
  --muted:#aab6cb;
  --accent:#4f8cff;
  --accent2:#74c0fc;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Tahoma,Arial,sans-serif;
  background:
    radial-gradient(circle at 15% 10%, rgba(79,140,255,.20), transparent 32%),
    radial-gradient(circle at 85% 0%, rgba(116,192,252,.14), transparent 28%),
    linear-gradient(180deg,var(--bg),var(--bg2));
  color:var(--text);
  min-height:100vh;
  line-height:1.8;
}
a{color:inherit}
.container{width:min(calc(100% - 32px),var(--max));margin:auto}
.nav{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(16px);
  background:rgba(7,17,31,.74);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:800;letter-spacing:.5px}
.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 10px 35px rgba(79,140,255,.35)}
.links{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.links a{text-decoration:none;color:var(--muted);font-weight:600}
.links a:hover{color:var(--text)}
.hero{padding:96px 0 58px;text-align:center}
.badge{display:inline-flex;padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:#cfe1ff;font-size:.9rem}
h1{font-size:clamp(2.4rem,6vw,5rem);line-height:1.05;margin:24px 0 18px;letter-spacing:-2px}
.hero p{max-width:760px;margin:0 auto;color:var(--muted);font-size:1.15rem}
.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:32px}
.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;padding:12px 20px;border-radius:14px;font-weight:750;border:1px solid var(--line)}
.button.primary{background:linear-gradient(135deg,var(--accent),#2d6cdf);border-color:transparent;box-shadow:0 16px 40px rgba(79,140,255,.28)}
.button.secondary{background:var(--card)}
.section{padding:42px 0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:0 20px 60px rgba(0,0,0,.18)}
.card h2,.card h3{margin-top:0}
.card p{color:var(--muted)}
.icon{font-size:1.7rem;margin-bottom:12px}
.page{padding:58px 0 80px}
.page-header{margin-bottom:26px}
.page-header h1{font-size:clamp(2.2rem,5vw,4rem);margin-bottom:12px}
.meta{color:var(--muted)}
.article{background:rgba(255,255,255,.055);border:1px solid var(--line);border-radius:24px;padding:clamp(22px,5vw,46px)}
.article h2{margin-top:34px;color:#dce8ff}
.article p,.article li{color:#c3cee0}
.notice{border-inline-start:4px solid var(--accent);padding:14px 18px;background:rgba(79,140,255,.10);border-radius:12px}
.language{margin-top:42px;padding-top:34px;border-top:1px solid var(--line)}
footer{border-top:1px solid var(--line);margin-top:36px}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:28px 0;color:var(--muted);font-size:.94rem}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a{text-decoration:none}
@media(max-width:850px){
  .grid{grid-template-columns:1fr}
  .links{display:none}
  .hero{padding-top:72px}
}