.page { display: none; }

.active {
    display: block;
    margin-top: 1em;
    padding: 2em 17em 2em 20em; /* laisse de la place pour la colonne de contact */
    font-size: 20px;
    text-align: justify;
    background: #ffc7a2;
    border-radius: 20px;
}

h1{
    text-align: center;
    font-weight: 700;
    color: #2a4d7a;
    margin-top: 1.5em;
}

nav a { 
    margin-right: 10px; 
    cursor: pointer; 
    color: #2a4d7a;
    font-weight: 500;
    text-decoration: none;
    font-size: 1.1em;
    transition: color 0.2s, border-bottom 0.2s;
    border-bottom: 2px solid transparent;
    padding-bottom: 4px;
}

nav a:hover {
    color: #1e90ff;
    border-bottom: 2px solid #1e90ff;
}

nav a.active-link {
    color: #1e90ff;
    border-bottom: 2px solid #1e90ff;
}

div.navbar {
    width: 100%;
    background-color: #ffd9c2; /* blanc moderne */
    padding: 18px 0;
    border-radius: 0 0 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 0 20px 12px rgba(0,0,0,0.08);
}

div.navbar nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
}

div.information_contact {
    padding: 18px 28px;
    margin: 0;
    position: fixed;
    top: 5.5em;
    left: 2em;
    width: 15em;
    text-align: justify;
    background-color: #ffd9c2; /* même blanc moderne */
    border-radius: 18px;
    box-shadow: 0 20px 12px rgba(0,0,0,0.07);
}

/* Style moderne pour les liens en bas de la page d'information */
#INFORMATION a {
    display: inline-block;
    margin: 8px 12px 0 0;
    padding: 10px 22px;
    background: #e0e7ef;
    color: #1e3a5c;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    font-size: 1em;
    box-shadow: 0 2px 8px rgba(30,58,92,0.07);
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    border: none;
}

#INFORMATION a:hover {
    background: #1e90ff;
    color: #fff;
    box-shadow: 0 4px 16px rgba(30,144,255,0.13);
}

body{
    background-color: #ffc7a2;
}

@media (max-width: 600px) {
    .active {
        padding: 1em;
        font-size: 1em;
    }

    div.information_contact {
        position: static;
        width: auto;
        margin-top : 15em;
        left: 0;
        top: 0;
        border-radius: 15px;
    }

    div.navbar {
        padding: 10px 0;
        border-radius: 0 0 15px 15px;
    }

    div.navbar nav {
        flex-direction: column;
        gap: 8px;
    }

    nav a {
        font-size: 1.1em;
        padding: 10px 0;
        margin: 0;
        width: 100%;
        text-align: center;
    }
}