:root{
  --bg:#071018;
  --card:#0d1b26;
  --text:#e8f6ff;
  --muted:#a7d7ff;
  --accent:#3ddcff;
  --accent2:#7c5cff;
  --border:rgba(255,255,255,.10);
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1000px 600px at 10% 0%, rgba(61,220,255,.18), transparent 60%),
              radial-gradient(900px 700px at 90% 10%, rgba(124,92,255,.14), transparent 55%),
              linear-gradient(180deg, #050b10, var(--bg));
  color:var(--text);
}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:18px}
.header{
  display:flex;gap:14px;align-items:center;justify-content:space-between;
  padding:14px 14px;border:1px solid var(--border);border-radius:16px;
  background:rgba(13,27,38,.70);backdrop-filter: blur(6px);
}
.brand{display:flex;gap:12px;align-items:center}
.brand img{width:56px;height:56px;border-radius:12px;border:1px solid var(--border)}
.brand h1{font-size:20px;margin:0}
.brand .sub{font-size:13px;color:var(--muted)}
.nav{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.nav a{
  display:inline-block;padding:9px 12px;border:1px solid var(--border);border-radius:12px;
  background:rgba(0,0,0,.12)
}
.hero{
  display:grid;grid-template-columns: 1.2fr .8fr;gap:18px;
  margin-top:16px;padding:18px;border:1px solid var(--border);border-radius:16px;
  background:rgba(13,27,38,.55)
}
.hero h2{margin:0 0 8px;font-size:28px;letter-spacing:.2px}
.hero p{margin:0 0 12px;color:var(--muted);line-height:1.55}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.badge{
  font-size:12px;color:#dff6ff;padding:6px 10px;border-radius:999px;
  border:1px solid var(--border);background:rgba(255,255,255,.06)
}
.hero img{width:100%;border-radius:14px;border:1px solid var(--border)}
.grid{
  display:grid;grid-template-columns: repeat(12, 1fr);gap:14px;margin-top:16px
}
.card{
  grid-column: span 6;
  border:1px solid var(--border);border-radius:16px;
  background:rgba(13,27,38,.55);
  padding:16px
}
.card h3{margin:0 0 10px}
.card p, .card li{color:var(--muted);line-height:1.55}
.card ul{margin:8px 0 0 18px}
.code{
  background: rgba(0,0,0,.35);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  overflow:auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 12.5px;
}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.btn{
  display:inline-block;padding:10px 14px;border-radius:12px;
  background: linear-gradient(90deg, rgba(61,220,255,.92), rgba(124,92,255,.85));
  color:#041018;border:0;font-weight:700;
  box-shadow: 0 10px 24px rgba(61,220,255,.12);
}
.btn.secondary{
  background: rgba(255,255,255,.07);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow:none;
}
.footer{margin-top:22px;color:#97ccee;font-size:12px;opacity:.9;text-align:center}
@media (max-width: 860px){
  .hero{grid-template-columns: 1fr}
  .card{grid-column: span 12}
}