:root{
  --bg:#0f1724;
  --bg2:#081022;
  --card:#111c2e;
  --text:#e6eef8;
  --muted:#aab7c8;
  --border:#334155;
  --btn:#1e293b;
  --btn-hover:#334155;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:linear-gradient(180deg,var(--bg),var(--bg2));
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  min-height:100vh;
  line-height:1.7;
}
a{color:inherit}
.site-header{
  width:100%;
  border-bottom:1px solid rgba(148,163,184,.15);
  background:rgba(8,16,34,.92);
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(10px);
}
.header-inner,.footer-inner,.container{max-width:1100px;margin:auto;padding:0 20px}
.header-inner{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-size:20px;font-weight:800;text-decoration:none;letter-spacing:.2px}
.nav{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}
.nav a{padding:7px 10px;border-radius:8px;text-decoration:none;color:var(--muted);font-size:14px}
.nav a:hover,.nav a:focus{background:var(--btn);color:#fff}
main{width:100%}
.hero{padding:56px 0 28px;text-align:center}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.15;margin:0 0 18px;color:#fff}
.hero p{max-width:780px;margin:0 auto;color:var(--muted);font-size:16px}
.btn-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:30px 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 20px;border-radius:10px;background:var(--btn);color:#fff;
  font-weight:650;font-size:15px;text-decoration:none;border:1px solid var(--border);
  box-shadow:0 4px 10px rgba(0,0,0,.25);transition:.2s ease;
}
.btn:hover{background:var(--btn-hover);transform:translateY(-2px)}
.btn:active{transform:translateY(1px)}
.icon{width:18px;height:18px;flex:none}
.section{padding:28px 0}
.section h2{font-size:1.55rem;margin:0 0 12px;color:#fff}
.section p{color:var(--muted);margin:8px 0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:rgba(17,28,46,.75);border:1px solid rgba(148,163,184,.15);border-radius:14px;padding:20px}
.card h3{margin-top:0;color:#fff;font-size:1.1rem}
.breadcrumbs{font-size:13px;color:var(--muted);padding:20px 0 0}
.breadcrumbs a{color:var(--muted)}
.related-keywords{padding:20px 0;text-align:center;font-size:13px;line-height:2;color:#8290a4}
.footer{margin-top:50px;border-top:1px solid rgba(148,163,184,.15);padding:28px 0 40px}
.footer-inner{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center}
.footer a{color:var(--muted);text-decoration:none;margin-right:12px;font-size:14px}
.footer a:hover{color:#fff}
.small{font-size:13px;color:var(--muted)}
@media(max-width:700px){
 .header-inner{align-items:flex-start;flex-direction:column;padding-top:12px;padding-bottom:12px}
 .nav{justify-content:flex-start}
 .hero{padding-top:38px}
}