/* Animations de transition */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

.slide-up {
    animation: slideUp 0.5s ease-out;
}

.slide-down {
    animation: slideDown 0.5s ease-out;
}

.scale-in {
    animation: scaleIn 0.3s ease-out;
}

/* Keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Transitions pour les éléments interactifs */
.btn {
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.nav-links a {
    transition: color 0.3s ease;
}

/* Animation pour les cartes de statistiques */
.stat-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* Animation pour le menu mobile */
.mobile-menu-button {
    transition: transform 0.3s ease;
}

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

/* Animation pour les sections */
section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Animation pour les images */
img {
    transition: transform 0.3s ease;
}

img:hover {
    transform: scale(1.02);
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Classes d'animation */
.animate-header {
    animation: slideInLeft 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
}

.animate-title {
    animation: fadeInUp 1.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

.animate-button {
    animation: fadeInUp 1.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

/* Styles pour les éléments animés */
header {
    opacity: 0;
    transform: translateX(-100px);
}

.hero h1 {
    opacity: 0;
    transform: translateY(50px);
}

.hero p {
    opacity: 0;
    transform: translateY(30px);
}

.cta-buttons .btn {
    opacity: 0;
    transform: translateY(30px);
}