:root{
  --bg:#0b0f14;
  --card:#111827;
  --muted:#9aa7b5;
  --accent:#0ea5e9;
  --accent-2:#14b8a6;
  --text:#e8eef5;
  --ring:#1f2937;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
}
a{color:var(--accent);text-decoration:none}
.header{
  position:sticky;top:0;z-index:10;
  backdrop-filter:saturate(120%) blur(8px);
  background:rgba(11,15,20,.6);
  border-bottom:1px solid var(--ring);
}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.nav{
  display:flex;align-items:center;justify-content:space-between;height:64px;
}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:36px;width:auto;border-radius:8px}
.brand h1{font-size:18px;margin:0;font-weight:700;letter-spacing:.2px}
.menu{display:flex;gap:18px;align-items:center}
.menu a{color:var(--text);opacity:.9}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:white;border:0;border-radius:12px;
  padding:10px 14px;font-weight:600;
  box-shadow:0 6px 18px rgba(20,184,166,.25);
}
.main{padding:40px 0}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.card{
  background:var(--card);border:1px solid var(--ring);
  border-radius:16px;padding:24px;box-shadow:0 10px 30px rgba(0,0,0,.35);
}
h2{margin:0 0 12px;font-size:28px}
h3{margin:0 0 8px}
p{line-height:1.55;color:var(--text);opacity:.9}
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.badge{display:inline-block;font-size:12px;padding:6px 10px;border:1px solid var(--ring);border-radius:999px;color:var(--muted)}
.footer{border-top:1px solid var(--ring);padding:28px 0;color:var(--muted)}
/* Dropdown */
.dropdown{position:relative}
.dropdown-menu{
  position:absolute;right:0;top:calc(100% + 8px);
  background:var(--card);border:1px solid var(--ring);border-radius:12px;
  min-width:200px;padding:8px;display:none;
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.dropdown-menu a{
  display:block;padding:10px 12px;border-radius:8px;color:var(--text)
}
.dropdown-menu a:hover{background:#0f172a}
.dropdown[aria-expanded="true"] .dropdown-menu{display:block}
/* Responsive */
@media (max-width:900px){
  .hero{grid-template-columns:1fr}
  .menu{display:none}
}