:root { --sidebar-w: 260px; }
body { background:#f6f7fb; }
.brand { font-weight:700; letter-spacing:.3px; }
.sidebar { width: var(--sidebar-w); }
@media (max-width: 991px){ .sidebar{ width:100%; } }
.card { border:0; box-shadow: 0 6px 18px rgba(0,0,0,.05); border-radius: 16px; }
.btn, .form-control, .form-select { border-radius: 12px; }
.nav-pills .nav-link { border-radius: 12px; }
.badge { border-radius: 999px; }
.small-muted { color:#6c757d; font-size:.9rem; }