/* Améliorations de la navigation mobile pour tous les menus déroulants */

/* Styles de base du hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    position: relative;
    width: 30px;
    height: 30px;
    justify-content: center;
    align-items: center;
}

/* Forcer l'affichage du hamburger en mobile */
@media (max-width: 768px) {
    .hamburger {
        display: flex !important;
    }
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.close-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    color: #333;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
    background: none !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

/* Amélioration du défilement des menus déroulants en mobile */
@media (max-width: 768px) {
    /* Styles du menu mobile */
    .nav-menu {
        position: fixed !important;
        top: -100vh !important;
        left: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        background: white !important;
        flex-direction: column !important;
        z-index: 999 !important;
        padding-top: 80px !important;
        text-align: center !important;
        transition: top 0.4s ease-in-out !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        scrollbar-color: #667eea #f1f5f9;
    }
    
    .nav-menu.active {
        top: 0 !important;
        display: flex !important;
    }
    
    .nav-item {
        margin: 0.5rem 0;
    }
    
    .nav-link {
        color: #333 !important;
        font-size: 1.1rem;
        font-weight: 500;
    }
    
    .dropdown .nav-link i {
        transition: transform 0.3s ease;
    }
    
    .dropdown.active .nav-link i {
        transform: rotate(180deg);
    }
    
    .dropdown-menu {
        position: static;
        background: #f8fafc;
        box-shadow: none;
        display: none;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        margin-top: 0.5rem;
        border-radius: 0;
        transition: all 0.3s ease;
        max-height: 0;
        overflow: hidden;
    }
    
    .dropdown.active .dropdown-menu {
        display: block;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        max-height: 500px;
    }
    
    .nav-menu::-webkit-scrollbar {
        width: 6px;
    }
    
    .nav-menu::-webkit-scrollbar-track {
        background: #f1f5f9;
        border-radius: 3px;
    }
    
    .nav-menu::-webkit-scrollbar-thumb {
        background: #667eea;
        border-radius: 3px;
    }
    
    .nav-menu::-webkit-scrollbar-thumb:hover {
        background: #5a67d8;
    }
    
    .dropdown-menu {
        position: static !important;
        background: #f8fafc !important;
        box-shadow: none !important;
        display: none !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transform: none !important;
        margin-top: 0.5rem !important;
        border-radius: 0 !important;
        transition: all 0.3s ease !important;
        max-height: 0 !important;
        overflow: hidden !important;
        padding: 0 !important;
        min-width: auto !important;
    }
    
    .dropdown-menu::-webkit-scrollbar {
        width: 4px;
    }
    
    .dropdown-menu::-webkit-scrollbar-track {
        background: #f8fafc;
        border-radius: 2px;
    }
    
    .dropdown-menu::-webkit-scrollbar-thumb {
        background: #667eea;
        border-radius: 2px;
    }
    
    .dropdown-menu::-webkit-scrollbar-thumb:hover {
        background: #5a67d8;
    }
    
    /* Animation fluide pour l'ouverture des dropdowns */
    .dropdown-menu {
        transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
    }
    
    .dropdown.active .dropdown-menu {
        display: block !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: translateY(0) !important;
        max-height: 300px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
        padding: 1rem 0 !important;
    }
    
    /* Amélioration de l'espacement des éléments de menu */
    .nav-item {
        margin: 0.5rem 0 !important;
    }
    
    .dropdown-menu li {
        margin: 0.3rem 0;
    }
    
    .dropdown-menu li a {
        display: block !important;
        padding: 0.8rem 1.5rem !important;
        color: #333 !important;
        text-decoration: none !important;
        font-size: 1rem !important;
        border-radius: 8px !important;
        margin: 0 0.5rem !important;
        transition: background 0.3s ease !important;
    }
    
    .dropdown-menu li a:hover {
        background: #e2e8f0 !important;
        color: #2563eb !important;
    }
    
    /* Amélioration de la visibilité des icônes de dropdown */
    .dropdown .nav-link i {
        margin-left: 0.5rem;
        font-size: 0.9rem;
    }
    
    /* Correction de l'affichage de la croix du menu hamburger */
    .hamburger.active .close-icon {
        opacity: 1 !important;
        z-index: 1001 !important;
        background: rgba(255, 255, 255, 0.9) !important;
        border-radius: 50% !important;
        width: 30px !important;
        height: 30px !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        position: absolute !important;
        top: 50% !important;
        left: 50% !important;
        transform: translate(-50%, -50%) !important;
    }
    
    
    .hamburger.active .bar {
        opacity: 0 !important;
    }
    
    /* S'assurer que la croix est toujours positionnée correctement */
    .close-icon {
        position: absolute !important;
        top: 50% !important;
        left: 50% !important;
        transform: translate(-50%, -50%) !important;
        font-size: 1.5rem !important;
        color: #333 !important;
        opacity: 0 !important;
        transition: opacity 0.3s ease !important;
        z-index: 10 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 30px !important;
        height: 30px !important;
    }
    
    /* DEBUG: Rendre la croix toujours visible pour test */
    .hamburger .close-icon {
        opacity: 0.8 !important;
        background: rgba(255, 0, 0, 0.3) !important;
        border: 2px solid red !important;
    }
    
    
    /* Affichage du hamburger en mode mobile */
    .hamburger {
        display: flex !important;
    }
    
    /* FORCER le menu à descendre depuis le haut */
    .nav-menu {
        position: fixed !important;
        top: -100vh !important;
        left: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        background: white !important;
        flex-direction: column !important;
        z-index: 999 !important;
        padding-top: 80px !important;
        text-align: center !important;
        transition: top 0.4s ease-in-out !important;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05) !important;
        overflow-y: auto !important;
    }
    
    .nav-menu.active {
        top: 0 !important;
    }
    
    /* Styles des éléments du menu */
    .nav-item {
        margin: 0.5rem 0 !important;
    }
    
    .nav-link {
        color: #333 !important;
        font-size: 1.1rem !important;
        font-weight: 500 !important;
    }
    
    /* Centrage du header en mode mobile - FORCÉ */
    .course-header .container {
        text-align: center !important;
    }
    .course-header .header-content {
        text-align: center !important;
    }
    .course-header .page-title {
        text-align: center !important;
    }
    .course-header .page-subtitle {
        text-align: center !important;
    }
    
    /* Centrage spécifique pour la calculatrice */
    .calculator-section .course-header .container {
        text-align: center !important;
    }
    .calculator-section .course-header .header-content {
        text-align: center !important;
    }
    .calculator-section .course-header .page-title {
        text-align: center !important;
    }
    .calculator-section .course-header .page-subtitle {
        text-align: center !important;
    }
}