header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    background-color: var(--fond);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    border-bottom: 1px solid var(--bordure);
}

nav .logo {
    font-weight: bold;
}

nav .menu {
    display: flex;
    gap: 20px;
}

.menu {
    display: flex;
    gap: 15px;
    list-style: none;
}

.menu a {
    display: block;
    padding: 10px 20px;
    border-radius: 8px;
    border: 3px solid transparent;
    color: var(--texte);
    text-decoration: none;
}

.menu a:hover {
    color: var(--texte);
    border: 3px solid var(--accent);
}

@media (max-width: 600px) {

    header nav {
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;

        margin: 0;
        padding: 12px 10px;

        gap: 10px;
    }

    header .logo {
        margin: 0;
        text-align: center;
    }

    header .menu {
        width: fit-content;
        margin: 0 auto;

        display: flex;
        justify-content: center;
        align-items: center;
        flex-wrap: wrap;

        gap: 5px;
    }

    header .menu a {
        margin: 0;
        padding: 8px 12px;
    }

    header .switch {
        margin: 0;
    }
}