:root {
  --primary: #0f172a;
  --accent: #2563eb;
  --soft: #f8fafc;
}
body {
  background: linear-gradient(180deg, #f8fafc 0%, #eef4ff 100%);
  min-height: 100vh;
  color: #0f172a;
}
body.print-page {
  background: #fff;
}
.app-nav {
  background: linear-gradient(135deg, #0f172a 0%, #1d4ed8 100%);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.15);
}
.card-soft {
  border: 0;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
}
.hero {
  background: linear-gradient(135deg, rgba(37,99,235,0.12), rgba(15,23,42,0.06));
  border-radius: 24px;
  padding: 2rem;
}
.stat-card {
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(15,23,42,0.06);
}
.badge-status-on-order { background: #fff7ed; color: #c2410c; }
.badge-status-received { background: #ecfdf5; color: #047857; }
.table thead th { white-space: nowrap; }
.form-section-title { font-weight: 700; color: #1d4ed8; margin-bottom: .8rem; }
.toolbar-card {
  background: rgba(255,255,255,.75);
  backdrop-filter: blur(8px);
}
.password-group .form-control {
  border-right: 0;
}
.password-group .btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.invoice-sheet {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 10px 30px rgba(15,23,42,.06);
}
.key-label {
  color: #64748b;
  font-size: .9rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
@media (max-width: 768px) {
  .hero { padding: 1.25rem; }
}
@media print {
  .navbar, .no-print, .btn, .alert { display: none !important; }
  .container { max-width: 100% !important; width: 100% !important; }
  .card-soft, .invoice-sheet { box-shadow: none !important; border: 1px solid #ddd !important; }
}