.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    transition: all 0.3s ease;
    background-color: black;
}

.navbar.scrolled {
    background-color: var(--dark-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
    color: var(--primary-color);
    transition: color 0.3s ease;
    font-weight: bold;
    font-size: 1.2rem;
}

.navbar.scrolled .navbar-brand {
    color: var(--secondary-color);
    font-weight: bold;
}

.nav-link {
    color: var(--primary-color);
    transition: color 0.3s ease;
    font-weight: bold;
    font-size: 1rem;
}

.navbar.scrolled .nav-link {
    color: var(--secondary-color);
    font-weight: bold;
}

.nav-link:hover {
    color: var(--accent-color);
}

.navbar-toggler {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.navbar.scrolled .navbar-toggler {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}