/* CSS extrait de index.html */
:root {
    --primary-green: #00C851;
    --secondary-blue: #2E3B5B;
    --light-gray: #F8F9FA;
    --dark-gray: #6C757D;
    --white: #FFFFFF;
    --shadow: 0 2px 15px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 25px rgba(0,0,0,0.15);
    --beta-orange: #FF6B35;
    --beta-gradient: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
}

/* ===== BANDEROLE VERSION BETA ===== */
.beta-banner {
    background: var(--beta-gradient);
    color: white;
    text-align: center;
    padding: 0.5rem 0;
    font-size: 0.9rem;
    font-weight: 600;
    position: relative;
    z-index: 1001;
    box-shadow: 0 2px 10px rgba(255, 107, 53, 0.3);
    animation: betaPulse 2s infinite;
}

.beta-banner .beta-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.beta-banner .beta-icon {
    font-size: 1rem;
    animation: betaRotate 3s linear infinite;
}

.beta-banner .beta-text {
    font-family: 'Montserrat', sans-serif;
    letter-spacing: 0.5px;
}

.beta-banner .beta-close {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.beta-banner .beta-close:hover {
    opacity: 1;
}

/* Animations de la banderole */
@keyframes betaPulse {
    0%, 100% { 
        box-shadow: 0 2px 10px rgba(255, 107, 53, 0.3);
    }
    50% { 
        box-shadow: 0 2px 20px rgba(255, 107, 53, 0.5);
    }
}

@keyframes betaRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Ajuster le header pour la banderole */
header {
    position: relative;
    z-index: 1000;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--secondary-blue);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-green), #00A844);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    position: relative;
    overflow: hidden;
}

.logo-img::before {
    content: "🤝";
    font-size: 2rem;
}

.logo-text h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--secondary-blue);
    margin: 0;
}

.logo-text p {
    font-size: 0.9rem;
    color: var(--primary-green);
    font-weight: 600;
    margin: 0;
}

/* NAVIGATION MODERNE ET SIMPLE */
.nav-links {
    display: flex;
    list-style: none;
    gap: 2.2rem;
    align-items: center;
    background: var(--white);
    border-radius: 18px;
    box-shadow: 0 2px 16px rgba(44,62,80,0.07);
    padding: 0.5rem 2rem;
}

.nav-links > li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-green);
    font-weight: 600;
    font-size: 1.08rem;
    padding: 0.7rem 0.8rem;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    display: flex;
    align-items: center;
}

.nav-links a:hover, .nav-links .dropdown:hover > a, .nav-links .dropdown:focus-within > a {
    background: var(--primary-green);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(0,200,81,0.08);
}

/* SOUS-MENU (DROPDOWN) */
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: 0 8px 32px rgba(44,62,80,0.13);
    min-width: 180px;
    z-index: 100;
    border-radius: 14px;
    padding: 0.5em 0;
    margin-top: 2px;
}

.dropdown-menu, .dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    color: var(--primary-green);
    background: none;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 0;
    padding: 0.7em 1.2em;
}

.dropdown-menu a:hover {
    background: var(--primary-green);
    color: var(--white);
}

.dropdown:hover > .dropdown-menu,
.dropdown:focus-within > .dropdown-menu {
    display: block;
}

.dropdown > a span {
    margin-left: 0.3em;
    font-size: 0.9em;
}



.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary-blue);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-green), #00A844);
    color: white;
    padding: 140px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
    font-size: 1rem;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-green);
}

.btn-primary:hover {
    background: var(--light-gray);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-green);
    transform: translateY(-3px);
}

/* Mission Section */
.mission {
    padding: 100px 0;
    background: var(--light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    color: var(--secondary-blue);
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.mission-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.mission-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-green);
}

.mission-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary-green), #00A844);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.5rem;
    color: white;
    transition: transform 0.3s ease;
}

.mission-card:hover .mission-icon {
    transform: scale(1.1);
}

.mission-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-blue);
}

.mission-card p {
    color: var(--dark-gray);
    line-height: 1.7;
}


/* About Section */
.about {
    padding: 100px 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-blue);
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
    line-height: 1.7;
}

.founder-card {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
}

.founder-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-green), #00A844);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    border: 4px solid white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.founder-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    color: var(--secondary-blue);
    margin-bottom: 0.5rem;
}

.founder-card .role {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    color: var(--secondary-blue);
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.contact-form {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--secondary-blue);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #E9ECEF;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    background: var(--primary-green);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    font-size: 1rem;
}

.btn-submit:hover {
    background: #00A844;
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--secondary-blue);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
}


/* ===== RESPONSIVE DESIGN ===== */

/* Extra Large Screens (1200px+) */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .hero p {
        font-size: 1.3rem;
    }
    
    .section-title h2 {
        font-size: 2.8rem;
    }
}

/* Large Screens (992px - 1199px) */
@media (max-width: 1199px) and (min-width: 992px) {
    .container {
        max-width: 960px;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .mission-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

/* Medium Screens (768px - 991px) */
@media (max-width: 991px) and (min-width: 768px) {
    .container {
        padding: 0 1rem;
        max-width: 720px;
    }
    
    .nav-links {
        gap: 0.8rem;
        padding: 0.5rem 0.8rem;
    }
    
    .nav-links a {
        font-size: 0.95rem;
        padding: 0.6rem 0.8rem;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .mission-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .section-title h2 {
        font-size: 2.2rem;
    }
}

/* Small Screens (576px - 767px) */
@media (max-width: 767px) and (min-width: 576px) {
    .container {
        padding: 0 0.8rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .hero p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .section-title p {
        font-size: 1rem;
    }
}

/* Extra Small Screens (max-width: 575px) */
@media (max-width: 575px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 60px 0 40px;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2rem;
        line-height: 1.1;
        margin-bottom: 1rem;
    }
    
    .hero p {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
        line-height: 1.5;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .mission-card {
        padding: 1.5rem;
    }
    
    .mission-card h3 {
        font-size: 1.3rem;
    }
    
    .mission-card p {
        font-size: 0.9rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .about-text h2 {
        font-size: 1.8rem;
    }
    
    .about-text p {
        font-size: 0.95rem;
    }
    
    .contact-form {
        padding: 1rem;
    }
    
    .contact-form h3 {
        font-size: 1.5rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.8rem;
        font-size: 0.9rem;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .section-title p {
        font-size: 0.9rem;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-section h3 {
        font-size: 1.2rem;
    }
    
    .footer-section p,
    .footer-section a {
        font-size: 0.9rem;
    }
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        box-shadow: var(--shadow);
        flex-direction: column;
        padding: 2rem 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        margin: 0.5rem 0;
        text-align: center;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem 2rem;
        font-size: 1.1rem;
    }
    
    .dropdown-menu {
        position: static;
        background: var(--light-gray);
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        margin-top: 0.5rem;
    }
    
    .dropdown:hover .dropdown-menu {
        display: block;
    }
    
    .dropdown-menu li {
        margin: 0;
    }
    
    .dropdown-menu a {
        padding: 0.8rem 2rem;
        font-size: 1rem;
        color: var(--dark-gray);
    }
    
    .dropdown-menu a:hover {
        background: var(--primary-green);
        color: var(--white);
    }
    
    /* Ajuster l'espacement du contenu principal */
    main {
        margin-top: 80px;
    }
}

/* ===== AMÉLIORATIONS RESPONSIVE SPÉCIFIQUES ===== */

/* Images responsives */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Logo responsive */
.logo img {
    width: 35px;
    height: 35px;
}

@media (max-width: 575px) {
    .logo img {
        width: 30px;
        height: 30px;
    }
    
    .logo-text h1 {
        font-size: 1.2rem;
    }
    
    .logo-text p {
        font-size: 0.8rem;
    }
}

/* Tableaux responsives */
@media (max-width: 768px) {
    table {
        font-size: 0.8rem;
    }
    
    th, td {
        padding: 0.5rem 0.3rem;
    }
}

/* Formulaires responsives */
@media (max-width: 575px) {
    .form-row {
        flex-direction: column;
        gap: 1rem;
    }
    
    .form-group {
        width: 100%;
    }
}

/* Cartes responsives */
@media (max-width: 575px) {
    .card {
        margin-bottom: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
    
    .card-text {
        font-size: 0.9rem;
    }
}

/* Boutons responsives */
@media (max-width: 575px) {
    .btn-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-group .btn {
        margin-bottom: 0.5rem;
        width: 100%;
    }
}

/* Navigation responsive améliorée */
@media (max-width: 768px) {
    header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        background: var(--white);
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .container {
        position: relative;
    }
    
    .mobile-menu-btn {
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
    }
}

/* Amélioration de l'accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mode sombre (si supporté) */
@media (prefers-color-scheme: dark) {
    /* Les styles de base restent en mode clair pour l'instant */
    /* Peut être étendu plus tard si nécessaire */
}

/* Orientation paysage sur mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        padding: 40px 0 30px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 0.9rem;
    }
}

/* Très petits écrans (iPhone SE, etc.) */
@media (max-width: 375px) {
    .container {
        padding: 0 0.3rem;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 0.85rem;
    }
    
    .btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
    
    .mission-card {
        padding: 1rem;
    }
    
    .contact-form {
        padding: 0.8rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    animation: fadeInUp 0.8s ease forwards;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Menu mobile */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary-blue);
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.mobile-menu-btn:hover {
    color: var(--primary-green);
}

.mobile-menu-btn.active {
    color: var(--primary-green);
}

/* Styles pour le menu mobile */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        box-shadow: var(--shadow);
        flex-direction: column;
        padding: 2rem 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        margin: 0.5rem 0;
        text-align: center;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem 2rem;
        font-size: 1.1rem;
    }
    
    .dropdown-menu {
        position: static;
        background: var(--light-gray);
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        margin-top: 0.5rem;
    }
    
    .dropdown:hover .dropdown-menu {
        display: block;
    }
    
    .dropdown-menu li {
        margin: 0;
    }
    
    .dropdown-menu a {
        padding: 0.8rem 2rem;
        font-size: 1rem;
        color: var(--dark-gray);
    }
    
    .dropdown-menu a:hover {
        background: var(--primary-green);
        color: var(--white);
    }
    
    /* Ajuster l'espacement du contenu principal */
    main {
        margin-top: 80px;
    }
    
}

/* Animation du bouton hamburger */
.mobile-menu-btn i {
    transition: transform 0.3s ease;
}

.mobile-menu-btn.active i {
    transform: rotate(90deg);
}

/* Amélioration de l'accessibilité */
@media (prefers-reduced-motion: reduce) {
    .nav-links,
    .mobile-menu-btn i {
        transition: none;
    }
}