.nav-menu {
            margin: 20px 0;
    position: relative;
            z-index: 1000; /* Assurez-vous que le nav parent a aussi un z-index */
        }

        .nav-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }

        .nav-item {
            position: relative;
            display: inline-block;
        }

        .nav-btn {
//            background: linear-gradient(45deg, #20B2AA, #008B8B);
           background: white;
//            color: white;
            text-decoration: none;
            padding: 12px 20px;
            border-radius: 25px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(32, 178, 170, 0.3);
            border: none;
            cursor: pointer;
            font-size: 14px;
            white-space: nowrap;
        }

        .nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(32, 178, 170, 0.4);
            color: white;
        }

        .nav-btn.active {
//            background: linear-gradient(45deg, #FF6B6B, #FF8E8E);
            box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
        }

        .nav-btn.has-submenu::after {
            content: '▼';
            font-size: 10px;
            margin-left: 5px;
            transition: transform 0.3s ease;
        }

        .nav-btn.has-submenu.open::after {
            transform: rotate(180deg);
        }

        /* Sous-menu - VERSION DESKTOP */
        .submenu {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%) translateY(-10px);
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            padding: 10px 0;
            min-width: 250px;
        //    z-index: 1000;
            z-index: 9999; /* Valeur élevée pour être au-dessus de tout */
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            border: 1px solid #e0e0e0;
            margin-top: 10px;
        }

        .submenu.active {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
//    position: fixed !important; /* Force la position */
    z-index: 999999 !important; /* Force le z-index très haut */
        }

        .submenu-item {
            display: block;
            padding: 12px 20px;
            color: #333;
            text-decoration: none;
            transition: all 0.3s ease;
            border-radius: 0;
            background: none;
            font-size: 14px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .submenu-item:hover {
            background: linear-gradient(45deg, #20B2AA, #008B8B);
            color: white;
            transform: none;
            box-shadow: none;
        }

        .submenu-item:first-child {
            border-top-left-radius: 15px;
            border-top-right-radius: 15px;
        }

        .submenu-item:last-child {
            border-bottom-left-radius: 15px;
            border-bottom-right-radius: 15px;
        }

        /* VERSION MOBILE */
        @media (max-width: 768px) {
            .nav-buttons {
                flex-direction: column;
                align-items: stretch;
                gap: 5px;
            }

            .nav-item {
                width: 100%;
            }

            .nav-btn {
                width: 100%;
                justify-content: space-between;
                padding: 15px 20px;
                font-size: 16px;
            }

            .nav-btn.has-submenu::after {
                font-size: 12px;
            }

            /* Sous-menu mobile - s'affiche en dessous, pas en overlay */
            .submenu {
  //              position: relative;
                top: 0;
                left: 0;
                transform: none;
                width: 100%;
                margin-top: 5px;
                margin-bottom: 5px;
                max-height: 0;
                overflow: hidden;
                padding: 0;
                box-shadow: inset 0 2px 10px rgba(0,0,0,0.1);
                background: #f8f9fa;
                border-radius: 15px;
            }

            .submenu.active {
                max-height: 300px;
                padding: 5px 0;
                opacity: 1;
                visibility: visible;
                transform: none;
                z-index: 10000; /* Encore plus haut quand ouvert */
            }

            .submenu-item {
                padding: 12px 25px;
                margin: 2px 10px;
                border-radius: 20px;
                font-size: 14px;
                background: white;
                border: 1px solid #e0e0e0;
                display: flex;
                align-items: center;
                gap: 10px;
            }

            .submenu-item:hover {
//                background: linear-gradient(45deg, #20B2AA, #008B8B);
                color: white;
                border-color: transparent;
            }

            .submenu-item:first-child,
            .submenu-item:last-child {
                border-radius: 20px;
            }
        }

//        /* Styles pour la démo */
//        .container {
//            max-width: 1200px;
//            margin: 0 auto;
//            padding: 20px;
//        }

//        header {
//            text-align: center;
//            margin-bottom: 30px;
//        }

//        h1 {
//            color: #333;
//            margin-bottom: 10px;
//        }

//        .subtitle {
//            color: #666;
//            margin-bottom: 20px;
//        }

//        .demo-content {
//            background: #f8f9fa;
//            padding: 30px;
//            border-radius: 20px;
//            margin-top: 30px;
//            text-align: center;
//        }