:root{
 --primary:#0D6EFD;
 --primary-light:#E7F1FF;
 --sidebar:#0B1E2D;
 --submenu-hover:#D0E4FF;
 --text-primary:#111827;
 --text-secondary:#6B7280;
 --border:#E5E7EB;
 --erp-grid-header-bg:#0D6EFD;
 --erp-grid-header-text:#FFFFFF;
 --erp-grid-header-border:#0A58CA;
 --erp-grid-row-hover:#EFF6FF;
 --success:#198754;
 --danger:#dc3545;
 --warning:#ffc107;
 --info:#0dcaf0;
 --bg:#f5f7fa;
 --card:#ffffff;
 --radius:12px;
 --shadow-sm:0 2px 6px rgba(0,0,0,.08);
 --shadow-md:0 4px 12px rgba(0,0,0,.12);
}
body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:var(--bg);}