.main-navbar {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.main-navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.main-navbar .nav-link {
    color: #4b5563;
    font-size: 0.95rem;
    padding: 0.5rem 1rem !important;
    position: relative;
    transition: color 0.3s ease;
}

.main-navbar .nav-link:hover,
.main-navbar .nav-link.active {
    color: var(--primary-color);
}

.main-navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.main-navbar .nav-link:hover::after,
.main-navbar .nav-link.active::after {
    width: 1.5rem;
}

.navbar-toggler {
    padding: 0.5rem;
    font-size: 1.25rem;
    color: var(--primary-color);
}

@media (max-width: 991.98px) {
    .main-navbar .navbar-collapse {
        background: white;
        margin-top: 1rem;
        padding: 1.5rem;
        border-radius: 1.5rem;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        border: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .main-navbar .nav-link {
        padding: 0.75rem 0 !important;
    }
    
    .main-navbar .nav-link::after {
        display: none;
    }
}