:root{
  --bg:#0b1220;
  --surface:#121a2a;
  --surface-2:#0f1626;
  --primary:#22c55e;
  --primary-600:#16a34a;
  --text:#e5e7eb;
  --muted:#9ca3af;
  --border:#1f2a3d;
  --danger:#ef4444;
  --warning:#f59e0b;
  --radius:16px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:linear-gradient(180deg,#0b1220,#0b1220 30%,#0f172a 100%);
  color:var(--text);
  font:400 16px/1.6 "Inter",system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;
}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:24px}
.card{
  background:linear-gradient(180deg,var(--surface),var(--surface-2));
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.7rem 1.1rem;border-radius:12px;border:1px solid var(--border);
  background:#0f1a2e;color:var(--text);cursor:pointer;font-weight:600;
}
.btn:hover{filter:brightness(1.05)}
.btn-primary{background:var(--primary);color:#0b1220;border-color:transparent}
.btn-primary:hover{background:var(--primary-600)}
.badge{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .7rem;border-radius:999px;background:#0f1a2e;border:1px solid var(--border);color:var(--muted)}
.grid{display:grid;gap:16px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.header-space{height:64px} /* push content below navbar */
.input, select{
  background:#0f1a2e;border:1px solid var(--border);color:var(--text);
  padding:.7rem .9rem;border-radius:12px;outline:none;width:100%;
}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px 10px;border-top:1px solid var(--border);text-align:left}
.kpi{display:flex;align-items:center;justify-content:space-between;padding:18px}
.kpi h3{font-size:14px;color:var(--muted);font-weight:600}
.kpi .value{font-size:28px;font-weight:800}
.tabs{display:flex;gap:10px;flex-wrap:wrap}
.tab{padding:.6rem 1rem;border-radius:999px;border:1px solid var(--border);background:#0f1a2e;color:var(--text);cursor:pointer}
.tab.active{background:var(--primary);color:#0b1220;border-color:transparent}
footer{color:var(--muted);text-align:center;padding:24px}