/* Style isolé pour le centre d'aide - Position GAUCHE */
    #helpButton {
        position: fixed; 
        bottom: 25px; 
        left: 25px; /* Changé de right à left pour libérer le bouton de session */
        width: 55px; 
        height: 55px;
        background: #004a99; 
        color: #fff; 
        border: none; 
        border-radius: 50%;
        font-size: 26px; 
        font-weight: bold; 
        cursor: pointer; 
        z-index: 9999;
        box-shadow: 0 5px 15px rgba(0,0,0,0.3); 
        transition: 0.2s;
    }
    
    #helpButton:hover { 
        transform: scale(1.1); 
        background: #003366; /* Un bleu un peu plus foncé au survol */
    }

    /* Le reste du modal reste inchangé mais bien isolé */
    #helpModal.help-modal-container {
        display: none; 
        position: fixed; 
        z-index: 10000; 
        left: 0; 
        top: 0;
        width: 100%; 
        height: 100%; 
        background: rgba(0,0,0,0.6); 
        backdrop-filter: blur(3px);
    }
    
    #helpModal .help-modal-content {
        background: #fff; 
        margin: 12% auto; 
        padding: 30px; 
        border-radius: 15px;
        width: 450px; 
        position: relative; 
        box-shadow: 0 15px 40px rgba(0,0,0,0.5);
        font-family: sans-serif;
    }

    #helpModal .help-close-button {
        position: absolute; 
        top: 15px; 
        right: 20px; 
        font-size: 30px;
        cursor: pointer; 
        color: #888; 
        line-height: 1;
    }

    #helpModal .help-grid { 
        display: flex; 
        gap: 20px; 
        margin-top: 25px; 
    }

    #helpModal .help-card {
        flex: 1; 
        text-decoration: none; 
        color: #333; 
        padding: 20px;
        border: 2px solid #f0f0f0; 
        border-radius: 10px; 
        text-align: center; 
        transition: 0.3s;
    }

    #helpModal .help-card:hover { 
        border-color: #004a99; 
        background: #f9fcff; 
    }

    #helpModal .help-icon { 
        font-size: 35px; 
        display: block; 
        margin-bottom: 10px; 
    }

    #helpModal .help-title { 
        color: #004a99; 
        margin: 0 0 10px 0; 
        font-size: 22px; 
    }

    #helpModal .help-modal-footer {
        margin-top: 25px; 
        padding-top: 15px; 
        border-top: 1px solid #eee;
        text-align: center; 
        font-size: 12px; 
        color: #999;
    }