.menu-container {
    --primary: #3498db;
    --secondary: #9b59b6;
    --accent: #2ecc71;
    --light-bg: #f8f9fa;
    --card-bg: #ffffff;
    --border: #e0e0e0;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --glow-intensity: 0.4;
    

    border-right: 1px solid var(--border);
    box-shadow: 
        inset -10px 0 10px rgba(0, 0, 0, 0.05),
        0 0 1px rgba(0, 0, 0, 0.1);
    height: 100vh;
    width: 100%;
    z-index: 1000;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.menu-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.menu-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Header avec effet modern */
.menu-container .menu-header {
    padding: 10px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    background: white;
    position: relative;
    overflow: hidden;
}

.menu-container .menu-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--primary), 
        var(--secondary), 
        var(--primary), 
        transparent
    );
    animation: scanline 3s linear infinite;
}

@keyframes scanline {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.menu-container .logo-container {
    width: 80px;
    height: 80px;
    margin: auto;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.menu-container .logo-container::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 50%;
    filter: blur(8px);
    opacity: 0.5;
    z-index: -1;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(5deg); }
}

.menu-container .logo {
    width: 50px;
    height: 50px;
    border: 2px solid white;
    border-radius: 50%;
    background: white;
}

.menu-container .close-menu-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: white;
    border: 2px solid var(--secondary);
    color: var(--secondary);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.menu-container .close-menu-btn:hover {
    background: var(--secondary);
    color: white;
    box-shadow: 0 5px 20px rgba(155, 89, 182, 0.3);
    transform: scale(1.1) rotate(90deg);
}

/* Contenu du menu */
.menu-container .menu-content {
    padding: 20px;
    height: calc(100vh - 150px);
    overflow-y: auto;
}

.menu-container .menu-section {
    margin-bottom: 30px;
    position: relative;
    border: 1px solid var(--border);
    padding: 10px;
    border-radius: 10px;
    background-color: white;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

.menu-container .section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary);
    margin-bottom: 20px;
    padding: 10px 15px;
    background: rgba(52, 152, 219, 0.1);
    border-left: 3px solid var(--primary);
    border-radius: 0 8px 8px 0;
    position: relative;
    overflow: hidden;
}

.menu-container .section-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.2), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Boutons de menu modernes */
.menu-container .menu-btn {
    width: 100%;
    background: white;
    border: 2px solid var(--border);
    color: var(--text);
    padding: 18px 20px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 8px;
    position: relative;
    overflow: hidden;
    text-align: left;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.menu-container .menu-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(52, 152, 219, 0.1), 
        rgba(155, 89, 182, 0.1), 
        transparent
    );
    transition: left 0.6s ease;
}

.menu-container .menu-btn:hover::before {
    left: 100%;
}

.menu-container .menu-btn:hover {
    background: var(--light-bg);
    border-color: var(--primary);
    transform: translateX(10px) scale(1.02);
    box-shadow: 
        0 5px 20px rgba(52, 152, 219, 0.15),
        inset 0 0 20px rgba(52, 152, 219, 0.05);
}

.menu-container .btn-icon {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
    color: white;
}

.menu-container .menu-btn:hover .btn-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

.menu-container .btn-content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.menu-container .btn-text {
    font-weight: 600;
    font-size: 14px;
    color: var(--text);
    margin-bottom: 4px;
}

.menu-container .btn-subtext {
    font-size: 11px;
    color: var(--primary);
    opacity: 0.7;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.menu-container .menu-btn:hover .btn-subtext {
    opacity: 1;
    transform: translateY(0);
}

/* Indicateur de sélection */
.menu-container .menu-btn::after {
    content: '';
    position: absolute;
    right: -2px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    border-radius: 2px;
    transition: height 0.3s ease;
}

.menu-container .menu-btn:hover::after {
    height: 60%;
}

/* Sous-menu modern */
.menu-container .submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    background: white;
    border-radius: 8px;
    margin: 8px 0;
    border: 1px solid var(--border);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.menu-container .submenu.active {
    max-height: 500px;
}

.menu-container .submenu-btn {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text);
    padding: 14px 20px 14px 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    border-radius: 6px;
    margin: 2px 0;
    position: relative;
    overflow: hidden;
}

.menu-container .submenu-btn::before {
    content: '▶';
    position: absolute;
    left: 20px;
    color: var(--accent);
    font-size: 8px;
    transition: transform 0.3s ease;
}

.menu-container .submenu-btn:hover {
    background: rgba(52, 152, 219, 0.1);
    transform: translateX(5px);
    color: var(--accent);
}

.menu-container .submenu-btn:hover::before {
    transform: translateX(3px);
}

.menu-container .submenu-btn i {
    width: 16px;
    text-align: center;
    color: var(--primary);
}

/* Footer du menu */
.menu-container .menu-footer {
    margin-top: 40px;
    padding-top: 25px;
    border-top: 1px solid var(--border);
    position: relative;
}

.menu-container .menu-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 20%;
    right: 20%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--primary), 
        var(--secondary), 
        transparent
    );
}

.menu-container .social-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 20px;
    text-align: center;
}

.menu-container .social-links a {
    width: 40px;
    height: 40px;
    margin: auto;
    border-radius: 10px;
    background: white;
    border: 2px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.menu-container .social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(52, 152, 219, 0.2), transparent);
    transition: left 0.5s ease;
}

.menu-container .social-links a:hover::before {
    left: 100%;
}

.menu-container .social-links a:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

.menu-container .about-link {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    text-decoration: none;
    font-size: 12px;
    padding: 12px;
    border-radius: 8px;
    background: rgba(46, 204, 113, 0.1);
    border: 2px solid var(--accent);
    transition: all 0.3s ease;
}

.menu-container .about-link:hover {
    background: var(--accent);
    color: white;
    box-shadow: 0 5px 20px rgba(46, 204, 113, 0.3);
    transform: scale(1.05);
}

/* Animations d'entrée */
@keyframes menuReveal {
    from {
        opacity: 0;
        transform: translateX(-100%) scale(0.9);
        filter: blur(10px);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
        filter: blur(0);
    }
}

.menu-container {
    animation: menuReveal 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.menu-container .menu-btn {
    animation: buttonSlideIn 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes buttonSlideIn {
    from {
        opacity: 0;
        transform: translateX(-50px) rotate(-5deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) rotate(0);
    }
}

/* Délais d'animation pour les boutons */
.menu-container .menu-btn:nth-child(1) { animation-delay: 0.1s; }
.menu-container .menu-btn:nth-child(2) { animation-delay: 0.15s; }
.menu-container .menu-btn:nth-child(3) { animation-delay: 0.2s; }
.menu-container .menu-btn:nth-child(4) { animation-delay: 0.25s; }
.menu-container .menu-btn:nth-child(5) { animation-delay: 0.3s; }

/* Scrollbar moderne */
.menu-container .menu-content::-webkit-scrollbar {
    width: 6px;
}

.menu-container .menu-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.menu-container .menu-content::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    border-radius: 3px;
}

.menu-container .menu-content::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, var(--secondary), var(--primary));
}

/* Responsive */
@media (max-width: 768px) {
    .menu-container {
        width: 90%;
        background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #e9ecef 100%);
    }
    
    .menu-container .menu-content {
        padding: 15px;
    }
    
    .menu-container .menu-btn {
        padding: 15px;
    }
    
    .menu-container .btn-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
        color: white;
    }
}

/* Effet de particules subtil */
.menu-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
  */
    background-size: 300px 300px;
    animation: particles 20s linear infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes particles {
    0% { background-position: 0% 0%; }
    100% { background-position: 300px 300px; }
}