/* Professional mobile navigation */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: #f8f9fa;
        border-radius: 8px;
        margin-top: 10px;
        padding: 15px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .navbar-nav .nav-item {
        border-bottom: 1px solid #e9ecef;
        margin-bottom: 5px;
    }
    
    .navbar-nav .nav-item:last-child {
        border-bottom: none;
    }
    
    .navbar-nav .nav-link,
    .navbar-nav .dropdown-toggle {
        padding: 12px 0 !important;
        font-weight: 500;
        color: #495057 !important;
        display: block;
        width: 100%;
    }
    
    .navbar-nav .nav-link:hover,
    .navbar-nav .dropdown-toggle:hover {
        color: #007bff !important;
        background: none;
    }
    
    .dropdown-menu {
        border: none;
        box-shadow: none;
        background: #f1f3f4;
        margin-top: 5px;
        border-radius: 6px;
    }
    
    .dropdown-item {
        padding: 10px 15px;
        color: #6c757d !important;
    }
    
    .dropdown-item:hover {
        background: #e9ecef;
        color: #495057 !important;
    }
}