:root {
    --primary-color: #394286; /* Bleu moderne */
    --secondary-color: #ce0e2e; /* /Rouge  */
    --accent-color: #f1f5f9; /* Gris très clair */
    --text-color: #23272f;
    --light-text: #64748b;
    --bg-color: #f8fafc;
    --card-bg: rgba(255,255,255,0.85);
    --glass-bg: rgba(255,255,255,0.6);
    --glass-blur: blur(16px);
    --transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
    --box-shadow: 0 6px 24px rgba(0,0,0,0.08);
    --card-shadow: 0 6px 32px rgba(56,189,248,0.08), 0 2px 8px rgba(244,63,94,0.06);
    --border-radius: 18px;
    --section-padding: 6rem 0 5rem 0;
    --header-height: 80px;
    --max-width: 1200px;
    --btn-shadow: 0 4px 16px rgba(59,130,246,0.12);
    

}

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

body {
    font-family: 'Inter', 'Roboto', Arial, sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background: linear-gradient(120deg, #f8fafc 0%, #e0e7ef 100%);
    overflow-x: hidden;
    font-size: 1.13rem;
    letter-spacing: 0.01em;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
    border-radius: 8px;
    padding: 0.2em 0.6em;
}

a:hover, a:focus {
    color: var(--secondary-color);
    background: rgba(59,130,246,0.07);
    outline: none;
}

header {
    width: 100%;
    height: var(--header-height);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
    background: var(--glass-bg);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid rgba(59,130,246,0.08);
    display: flex;
    align-items: center;
}

.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.logo img {
    width: 80px; /* Taille réduite du logo */
    height: auto; /* Maintient le ratio d'aspect */
    margin-right: 0.5rem;
    border-radius: 0; /* Suppression de la bordure arrondie */
}

.logo:hover img {
    transform: none;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 1.5rem;
}

.nav-links a {
    color: var(--secondary-color);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.hero {
    color: black;
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    font-family: 'Roboto', sans-serif;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    opacity: 0.9;
}

.hero img {
    height: 450px;
    width: auto;
    margin: 0 auto;
    display: block;
}

.section {
    padding: var(--section-padding);
    border-radius: 1.5rem;
    margin-bottom: 2.5rem;
    background: transparent;
}

.section-title {
    margin-bottom: 2.5rem;
    text-align: center;
}

.section-title h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    letter-spacing: -0.5px;
    margin-bottom: 0.7rem;
    text-shadow: 0 2px 12px rgba(244,63,94,0.04);
}


.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

.text-center {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.card-img {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-content h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.card-content p {
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-weight: 500;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    background-color: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn:hover::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

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

.info-column.card {
    background: var(--glass-bg);
    box-shadow: var(--card-shadow);
    border-radius: 28px;
    padding: 2.4rem 2rem 2.2rem 2rem;
    margin: 2.5rem 0;
    transition: var(--transition);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    border: 1.5px solid rgba(59,130,246,0.09);
    overflow: hidden;
    position: relative;
}

.info-column.card:hover, .info-column.card:focus-within {
    box-shadow: 0 12px 48px rgba(59,130,246,0.11);
    transform: translateY(-4px) scale(1.012);
}

.info-column h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.info-column ul {
    list-style-position: inside;
    padding-left: 0.5rem;
}

.info-column li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1rem;
}

.info-column li::marker {
    color: var(--primary-color);
}

.resources .resource-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.resource-item {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.resource-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.resource-item h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.resource-item p {
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.video-container {
    position: relative;
    margin-top: 1rem;
}

.play-button {
    transition: var(--transition);
}

.play-button:hover {
    background-color: var(--primary-color) !important;
    transform: translate(-50%, -50%) scale(1.1) !important;
}

.news-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.news-item {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.result-items > div {
    transition: var(--transition);
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
}

.result-items > div:hover {
    background-color: #f0f0f0;
    transform: translateX(5px);
}

.social-links {
    font-size: 1.5rem;
}

footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-column h3 {
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}

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

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

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
    padding-left: 5px;
}

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

/* Styles pour le zoom d'image */
.image-zoom-container {
    position: relative;
    margin: 2rem 0;
    cursor: pointer;
    display: inline-block;
    width: 100%;
    max-width: 800px;
}

.zoomable-image {
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.zoom-hint {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.9rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-zoom-container:hover .zoom-hint {
    opacity: 1;
}

.image-zoom-container:hover .zoomable-image {
    transform: scale(1.02);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    overflow: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
}

.modal-content {
    display: block;
    max-width: 95%;
    max-height: 95vh;
    margin: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    object-fit: contain;
    width: auto;
    height: 90%;
}

.close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover,
.close:focus {
    color: var(--secondary-color);
    text-decoration: none;
}

/* Menu mobile */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 110;
}

.mobile-menu-toggle .bar {
    height: 3px;
    width: 100%;
    background-color: var(--secondary-color);
    border-radius: 10px;
    transition: all 0.3s ease-in-out;
}

/* Styles pour le menu mobile ouvert */
.mobile-menu-open .mobile-menu-toggle .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-menu-open .mobile-menu-toggle .bar:nth-child(2) {
    opacity: 0;
}

.mobile-menu-open .mobile-menu-toggle .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    .cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .info-columns {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: white;
        flex-direction: column;
        padding: 80px 30px 30px;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease-in-out;
        z-index: 100;
    }

    .logo img {
        width: 60px; /* Taille réduite du logo */
        height: auto; /* Maintient le ratio d'aspect */
        margin-right: 0.5rem;
        border-radius: 0; /* Suppression de la bordure arrondie */
    }
    
    .logo:hover img {
        transform: none;
    }

    .logo img:hover {
        transform: none;
    }

    .hero-title {
        font-size: 1.8rem;
        letter-spacing: 0.5px;
    }
    
    .hero p {
        font-size: 1rem;
    }

    .hero img {
        height: 250px;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .mobile-menu-open .nav-links {
        right: 0;
    }
    
    .nav-links li {
        margin: 15px 0;
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        padding: 10px 0;
        font-size: 1.1rem;
    }
    
    .cards {
        grid-template-columns: 1fr;
    }
    
    .info-columns {
        grid-template-columns: 1fr;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
        letter-spacing: 0.5px;
    }
}

@media (max-width: 480px) {
    .container {
        width: 95%;
    }
    
    .hero-title {
        font-size: 1.8rem;
        letter-spacing: 0.5px;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
    }
    
    .section-title h2 {
        font-size: 1.5rem;
    }
    
    .back-to-top {
        width: 30px;
        height: 30px;
        bottom: 15px;
        right: 15px;
    }
    
    .back-to-top i {
        font-size: 14px;
    }
}

/* Scroll Reveal Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Bouton retour en haut de page */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    cursor: pointer;
    display: none; /* Caché par défaut */
    z-index: 1000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s, transform 0.3s;
}

.back-to-top:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
}

.back-to-top i {
    font-size: 20px;
}