:root{
  --bg:#0b1220;
  --card:#0f1a30;
  --text:#e8eefc;
  --muted:#a9b7d6;
  --accent:#6aa9ff;
  --line:rgba(255,255,255,.10);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background:linear-gradient(180deg,#070c16,#0b1220);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 18px}
.nav{
  position:sticky;top:0;
  background:rgba(11,18,32,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  z-index:10;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:14px}
.brand{font-weight:700;letter-spacing:.2px}
.menu{display:flex;gap:18px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.btn{
  display:inline-block;
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:10px;
}
.btn.primary{background:var(--accent);color:#061126;border-color:transparent;font-weight:700}
.hero{padding:60px 0 26px}
.kicker{color:var(--muted);font-size:14px}
h1{margin:10px 0 10px;font-size:40px;line-height:1.15}
.lead{color:var(--muted);max-width:72ch;font-size:16px;line-height:1.6}
.grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;margin-top:22px}
.card{
  background:rgba(15,26,48,.75);
  border:1px solid var(--line);
  border-radius:16px;
  padding:18px;
}
.section{padding:26px 0}
.section h2{margin:0 0 10px;font-size:22px}
.list{display:grid;gap:10px}
.tag{
  display:inline-block;
  font-size:12px;
  color:var(--muted);
  border:1px solid var(--line);
  padding:6px 10px;
  border-radius:999px;
  margin:6px 6px 0 0;
}
.footer{
  padding:26px 0;
  color:var(--muted);
  border-top:1px solid var(--line);
  margin-top:26px;
}
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.post{
  padding:14px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(15,26,48,.55);
  display:block;
}
.post h3{margin:0 0 6px;font-size:16px}
.post p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}
.input, textarea{
  width:100%;
  background:transparent;
  color:var(--text);
  border:1px solid var(--line);
  border-radius:10px;
  padding:10px 12px;
  font:inherit;
}
textarea{min-height:130px;resize:vertical}
.small{font-size:13px;color:var(--muted);line-height:1.6}
.hr{height:1px;background:var(--line);border:0;margin:14px 0}
@media (max-width:900px){
  .grid{grid-template-columns:1fr}
  .posts{grid-template-columns:1fr}
  h1{font-size:34px}
}