:root { --main: #0d6efd; }
.btn-primary, .bg-primary { background-color: var(--main) !important; border-color: var(--main) !important; }
.text-primary { color: var(--main) !important; }
.navbar-main { background: var(--main); }
.sidebar { min-height: calc(100vh - 56px); background: #f8f9fa; border-right: 1px solid #dee2e6; }
.sidebar .nav-link { color: #333; border-radius: .4rem; margin-bottom: 2px; }
.sidebar .nav-link:hover { background: #e9ecef; }
.sidebar .nav-link.active { background: var(--main); color: #fff; }
.stat-card { border-left: 5px solid var(--main); }
.hero { background: linear-gradient(135deg, var(--main), #1a1a2e); color: #fff; padding: 3rem 0; }
@media print { .sidebar, .navbar, .no-print { display: none !important; } }