:root{
  --bg:#0b1020;
  --panel:#121a2f;
  --panel2:#18223c;
  --text:#eef2ff;
  --muted:#9aa7c7;
  --brand:#7c3aed;
  --brand2:#22c55e;
  --danger:#ef4444;
  --warning:#f59e0b;
  --border:rgba(255,255,255,.09);
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,sans-serif;background:#f5f7fb;color:#172033}
a{text-decoration:none;color:inherit}
.topbar{height:64px;background:#fff;border-bottom:1px solid #e6e9f0;display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20}
.brand{font-size:20px;font-weight:800}
.brand span{color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 16px;border-radius:10px;border:0;font-weight:700;cursor:pointer}
.btn-primary{background:var(--brand);color:white}
.btn-dark{background:#111827;color:white}
.btn-light{background:#eef2ff;color:#3730a3}
.layout{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:var(--bg);color:white;padding:22px 16px;position:sticky;top:0;height:100vh}
.sidebar .logo{font-size:22px;font-weight:800;padding:0 10px 20px}
.nav a{display:block;padding:12px 14px;border-radius:10px;color:#cbd5e1;margin:4px 0}
.nav a:hover,.nav a.active{background:rgba(124,58,237,.25);color:white}
.content{padding:28px}
.grid{display:grid;gap:18px}
.cards-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.cards-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:white;border:1px solid #e7eaf0;border-radius:16px;padding:20px;box-shadow:0 6px 20px rgba(15,23,42,.04)}
.card h3{margin:0 0 8px}
.metric{font-size:28px;font-weight:800}
.muted{color:#6b7280}
.badge{display:inline-block;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}
.badge.green{background:#dcfce7;color:#166534}
.badge.orange{background:#ffedd5;color:#9a3412}
.badge.blue{background:#dbeafe;color:#1e40af}
.badge.red{background:#fee2e2;color:#991b1b}
table{width:100%;border-collapse:collapse}
th,td{padding:13px 10px;border-bottom:1px solid #edf0f5;text-align:left;font-size:14px}
th{color:#64748b;font-weight:700}
.hero{background:linear-gradient(135deg,#0b1020,#312e81);color:white;padding:90px 24px}
.hero-inner{max-width:1100px;margin:auto;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.hero h1{font-size:52px;line-height:1.05;margin:0 0 18px}
.hero p{font-size:18px;color:#cbd5e1;max-width:650px}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:28px;border-radius:18px}
.section{max-width:1100px;margin:auto;padding:64px 24px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
label{display:block;font-size:13px;font-weight:700;margin-bottom:7px;color:#475569}
input,select,textarea{width:100%;padding:12px 13px;border:1px solid #dbe0ea;border-radius:10px;background:white}
textarea{min-height:100px}
.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0b1020,#312e81)}
.login-card{width:min(440px,92vw);background:white;border-radius:18px;padding:30px}
.login-card h1{margin-top:0}
.note{background:#fff7ed;border:1px solid #fed7aa;padding:14px;border-radius:10px;color:#9a3412;font-size:14px}
.footer{background:#0b1020;color:#94a3b8;text-align:center;padding:28px}
@media(max-width:900px){
  .layout{grid-template-columns:1fr}
  .sidebar{position:relative;height:auto}
  .cards-4,.cards-3,.hero-inner,.form-grid{grid-template-columns:1fr}
  .hero h1{font-size:38px}
}