:root {
            --primary-color: #ffffff;
            --accent-color: #48c78e; /* Vert d'eau principal */
            --secondary-accent: #3ecf8f; /* Vert d'eau plus foncé */
            --water-green: #38b2ac; /* Vert d'eau/bleu */
            --text-color: #2d3748;
            --secondary-color: #f8f9fa;
            --card-bg: #ffffff;
            --border-color: #e2e8f0;
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
        }
        
        body {
            background-color: var(--primary-color);
            color: var(--text-color);
            font-family: 'Inter', sans-serif;
            overflow-x: hidden;
            position: relative;
        }
        
        /* Animation de fond avec vert d'eau */
        .bg-animation {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            pointer-events: none;
            overflow: hidden;
            background: linear-gradient(135deg, #ffffff 0%, #f0fff4 100%);
        }
        
        .bg-animation span {
            position: absolute;
            width: 25px;
            height: 25px;
            background-color: rgba(72, 199, 142, 0.2);
            border-radius: 50%;
            animation: float 20s linear infinite;
            box-shadow: 0 0 15px rgba(72, 199, 142, 0.3);
        }
        
        @keyframes float {
            0% {
                transform: translateY(100vh) translateX(0) rotate(0deg);
                opacity: 0.7;
            }
            50% {
                opacity: 0.9;
            }
            100% {
                transform: translateY(-100px) translateX(calc(100vw - 100px)) rotate(720deg);
                opacity: 0;
            }
        }
        
        .navbar {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            padding: 20px 0;
            transition: var(--transition);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            border-bottom: 1px solid var(--border-color);
        }
        
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--text-color) !important;
            display: flex;
            align-items: center;
        }
        
        .navbar-logo {
            height: 80px;
            margin-right: 10px;
        }
        
        .nav-link {
            color: rgba(45, 55, 72, 0.8) !important;
            margin: 0 10px;
            font-weight: 500;
            transition: var(--transition);
        }
        
        .nav-link:hover, .nav-link.active {
            color: var(--accent-color) !important;
            transform: translateY(-2px);
        }
        
        .page-header {
            background: linear-gradient(135deg, #ffffff 0%, #f0fff4 100%);
            padding: 100px 0 60px;
            margin-bottom: 50px;
            position: relative;
            z-index: 2;
            border-bottom: 1px solid var(--border-color);
        }
        
        .breadcrumb {
            background: transparent;
            padding: 0;
            margin-bottom: 15px;
        }
        
        .breadcrumb-item a {
            color: var(--accent-color);
            text-decoration: none;
            font-weight: 500;
        }
        
        .breadcrumb-item.active {
            color: var(--text-color);
        }

        .btn-primary {
            background-color: var(--accent-color);
            border: none;
            padding: 15px 35px;
            border-radius: 30px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 5px 15px rgba(72, 199, 142, 0.3);
        }
        
        .btn-primary:hover {
            background-color: var(--secondary-accent);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(62, 207, 143, 0.4);
        }
        
        .category-filter {
            background-color: var(--secondary-color);
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 35px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
            position: sticky;
            top: 120px;
            z-index: 2;
            border: 1px solid var(--border-color);
        }
        
        .filter-title {
            font-weight: 700;
            margin-bottom: 20px;
            font-size: 1.3rem;
            color: var(--text-color);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .filter-group {
            margin-bottom: 30px;
        }
        
        .filter-group-title {
            font-weight: 600;
            margin-bottom: 15px;
            font-size: 1.1rem;
            color: var(--text-color);
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .filter-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .filter-list li {
            margin-bottom: 12px;
            padding: 5px 0;
        }
        
        .filter-list a {
            color: #718096;
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            padding: 8px 12px;
            border-radius: 8px;
        }
        
        .filter-list a:hover, .filter-list a.active {
            color: var(--accent-color);
            background-color: rgba(72, 199, 142, 0.1);
        }
        
        .filter-list .count {
            background-color: rgba(72, 199, 142, 0.1);
            color: var(--accent-color);
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.85rem;
            font-weight: 600;
        }
        
        .category-item {
            background-color: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            transition: var(--transition);
            margin-bottom: 35px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            display: flex;
            flex-direction: column;
            height: 100%;
            padding: 100;
        }
        
        .category-item:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            border-color: rgba(72, 199, 142, 0.3);
        }
        
        .category-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        
        .category-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .category-item:hover .category-img img {
            transform: scale(1.08);
        }
        
        .category-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background-color: var(--accent-color);
            color: white;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            box-shadow: 0 4px 10px rgba(72, 199, 142, 0.3);
        }
        
        .category-content {
            padding: 25px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        
        .category-title {
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--text-color);
            line-height: 1.3;
        }
        
        .category-description {
            color: #718096;
            margin-bottom: 25px;
            flex-grow: 1;
            line-height: 1.6;
        }
        
        .demo-button {
            text-align: center;
            margin-top: 15px;
        }
        
        .btn-demo {
            background-color: var(--accent-color);
            color: #ffffff;
            border: none;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            transition: var(--transition);
            width: 100%;
            box-shadow: 0 5px 15px rgba(72, 199, 142, 0.3);
        }
        
        .btn-demo:hover {
            background-color: var(--secondary-accent);
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(62, 207, 143, 0.4);
        }
        
        .pagination {
            margin-top: 60px;
            justify-content: center;
        }
        
        .page-link {
            color: var(--text-color);
            border: 1px solid var(--border-color);
            padding: 12px 20px;
            margin: 0 6px;
            border-radius: 12px !important;
            transition: var(--transition);
            cursor: pointer;
            font-weight: 500;
            background-color: var(--secondary-color);
        }
        
        .page-link:hover, .page-item.active .page-link {
            color: var(--accent-color);
            border-color: var(--accent-color);
        }
        
        .page-item.active .page-link {
            background-color: var(--accent-color);
            border-color: var(--accent-color);
            color: white;
        }
        
        footer {
            background-color: var(--secondary-color);
            padding: 70px 0 40px;
            border-top: 1px solid var(--border-color);
            margin-top: 90px;
            position: relative;
            z-index: 2;
        }
        
        .footer-title {
            font-weight: 700;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
            color: var(--text-color);
        }
        
        .footer-link {
            color: #718096;
            display: block;
            margin-bottom: 12px;
            text-decoration: none;
            transition: var(--transition);
            padding: 5px 0;
        }
        
        .footer-link:hover {
            color: var(--accent-color);
            transform: translateX(5px);
        }
        
        .social-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: rgba(72, 199, 142, 0.1);
            color: var(--accent-color);
            margin-right: 12px;
            transition: var(--transition);
        }
        
        .social-icon:hover {
            background-color: var(--accent-color);
            color: white;
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(72, 199, 142, 0.3);
        }
        
        .social-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: rgba(72, 199, 142, 0.1);
            color: var(--accent-color);
            margin-right: 12px;
            transition: var(--transition);
        }
        
        .social-icon:hover {
            background-color: var(--accent-color);
            color: white;
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(72, 199, 142, 0.3);
        }
        
        /* Animation elements */
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(50px);
            transition: opacity 1s ease, transform 1s ease;
        }
        
        .animate-on-scroll.animated {
            opacity: 1;
            transform: translateY(0);
        }

        .page-header {
    /* ... tes styles existants ... */
    margin-top: 120px; /* Ajoute cette ligne */
}
        
        /* Responsive adjustments */
        @media (max-width: 992px) {
            .category-img {
                height: 200px;
            }
            
            .category-filter {
                position: static;
                margin-bottom: 30px;
            }
        }
        
        @media (max-width: 768px) {
            .page-header {
                padding: 80px 0 40px;
            }
            
            .category-filter {
                padding: 20px;
            }
            
            .category-content {
                padding: 20px;
            }
            
            .category-title {
                font-size: 1.3rem;
            }
            .navbar-logo {
                height: 35px;
            }
        }
        @media (max-width: 576px) {
            .navbar-logo {
                height: 30px;
            }
        }
        
        .no-results {
            text-align: center;
            padding: 60px 40px;
            color: #718096;
            background-color: var(--secondary-color);
            border-radius: 16px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid var(--border-color);
        }
        
        .no-results i {
            font-size: 3.5rem;
            margin-bottom: 20px;
            color: var(--border-color);
        }
        
        .no-results h3 {
            margin-bottom: 15px;
            font-weight: 600;
            color: var(--text-color);
        }
        
        /* Espacement amélioré */
        .main-content {
            padding: 20px 0;
        }
        
        .categories-grid {
            margin-top: 10px;
        }
        
        /* Amélioration de la visibilité du fond */
        .content-wrapper {
            position: relative;
            z-index: 2;
        }
        
        /* Hero title et subtitle */
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            color: var(--text-color);
        }
        
        .hero-subtitle {
            font-size: 1.3rem;
            margin-bottom: 2.5rem;
            color: var(--text-color);
            opacity: 0.8;
            max-width: 600px;
        }