nav {
    background-color: #f5f5f5;
    padding: 10px 20px;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s;
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 15px;
}

nav a {
    color: #333;
    text-decoration: none;
    padding: 8px 15px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: #e0e0e0;
}

/* Dark Mode */
body.dark-mode nav {
    background-color: #1a1a1a;
}

body.dark-mode nav a {
    color: #fff;
}

body.dark-mode nav a:hover {
    background-color: #555;
}

.hamburger {
    display: none;
    font-size: 30px;
    color: #333;
    cursor: pointer;
}

body.dark-mode .hamburger {
    color: #fff;
}

/* Responsive Styles */
@media (max-width: 768px) {
    nav {
        padding: 10px 15px;
    }

    .hamburger {
        display: block;
    }

    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 50px;
        left: 0;
        width: 100%;
        background-color: #f5f5f5;
        padding: 10px 0;
    }

    body.dark-mode nav ul {
        background-color: #1a1a1a;
    }

    nav ul.active {
        display: flex;
    }

    nav a {
        padding: 10px 15px;
        font-size: 0.9em;
        text-align: center;
    }

    nav a:hover {
        background-color: #bdbdbd;
    }
}