/* Mobile Menu Enhancement */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: #fff;
        border-top: 1px solid #e0e0e0;
        max-height: calc(100vh - 60px);
        overflow-y: auto;
        padding: 15px 0;
    }
    .mobile-menu-header {
        display: none !important;
    }
    .navbar-collapse .navbar-nav {
        padding: 0;
    }
    .navbar-collapse .navbar-nav.me-auto {
        border-bottom: 1px solid #e0e0e0;
        padding-bottom: 10px;
        margin-bottom: 10px;
    }
    .navbar-collapse .nav-item {
        margin: 0;
    }
    .navbar-collapse .nav-link {
        color: #333 !important;
        padding: 12px 20px !important;
        font-size: 1rem;
        display: flex !important;
        align-items: center;
        gap: 12px;
        border-radius: 0;
    }
    .navbar-collapse .nav-link i {
        font-size: 1.2rem;
        width: 24px;
        text-align: center;
        color: #667eea;
    }
    .navbar-collapse .nav-link span {
        display: inline !important;
    }
    .navbar-collapse .nav-link:hover,
    .navbar-collapse .nav-link:focus {
        background: #f5f5f5;
        color: #667eea !important;
    }
    .navbar-collapse .dropdown-menu {
        position: static !important;
        background: #f8fafc;
        border: none;
        border-radius: 0 0 8px 8px;
        margin: 0.5rem 0;
        padding: 0.5rem 0;
        box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
    }
    .navbar-collapse .dropdown-item {
        color: #475569 !important;
        padding: 0.7rem 1.25rem;
        font-size: 0.9rem;
        font-weight: 500;
    }
    .navbar-collapse .dropdown-item i {
        color: #64748b;
        width: 18px;
    }
    .navbar-collapse .dropdown-item:hover,
    .navbar-collapse .dropdown-item:focus {
        background: #e2e8f0;
        color: #1e293b !important;
    }
    .navbar-collapse .dropdown-item:hover i,
    .navbar-collapse .dropdown-item:focus i {
        color: #1d283a;
    }
    .navbar-collapse .dropdown-divider {
        margin: 0.35rem 1rem;
        border-color: #e2e8f0;
    }
    .navbar-collapse .dropdown-group-label {
        padding: 0.5rem 1.25rem 0.25rem;
        font-size: 0.68rem;
        font-weight: 700;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: #94a3b8;
    }
    .navbar-collapse .navbar-nav.ms-auto {
        padding: 10px 15px;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .navbar-collapse .navbar-nav.ms-auto .nav-item {
        width: 100%;
    }
    .navbar-collapse .login-link {
        color: #333 !important;
        background: #f5f5f5;
        padding: 12px 20px !important;
        border-radius: 8px;
        justify-content: center;
        font-weight: 500;
    }
    .navbar-collapse .register-btn {
        background: #667eea !important;
        color: #fff !important;
        border: none !important;
        padding: 12px 20px !important;
        border-radius: 8px !important;
        font-weight: 600;
        justify-content: center;
        width: 100%;
    }
    .navbar-collapse .register-btn:hover {
        background: #5a6fd6 !important;
    }
    .navbar-collapse .post-ad-btn {
        background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%) !important;
        border: none !important;
        color: #fff !important;
        padding: 14px 20px !important;
        border-radius: 8px !important;
        font-weight: 700;
        font-size: 1.1rem;
        justify-content: center;
        width: 100%;
    }
    .navbar-collapse .post-ad-btn:hover {
        opacity: 0.9;
    }
    .navbar-collapse .d-none.d-md-inline {
        display: inline !important;
    }
    .navbar-collapse .gap-1 {
        gap: 0 !important;
    }
}