body { font-size: 14px; }
.sidebar { min-height: 100vh; background: #1a1a1a; }
.sidebar .nav-link { color: #ccc; border-radius: 4px; padding: 6px 12px; }
.sidebar .nav-link:hover, .sidebar .nav-link.active { color: #f5c518; background: rgba(255,255,255,0.05); }
.sidebar .nav-heading { color: #666; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; padding: 0.5rem 1rem; display: block; margin-top: 0.5rem; }

/* Status badges */
.badge-draft { background: #6c757d; color: #fff; }
.badge-sent { background: #0d6efd; color: #fff; }
.badge-approved { background: #198754; color: #fff; }
.badge-rejected { background: #dc3545; color: #fff; }
.badge-converted { background: #6f42c1; color: #fff; }

/* Card tweaks */
.card { border-radius: 8px; }
.card-header { border-radius: 8px 8px 0 0 !important; }