/* Couleurs unies */
        .gradient-bg {
            background-color: #1e40af; /* Bleu */
        }
        
        .gradient-bg-dark {
            background-color: #1e3a8a; /* Bleu foncé */
        }
        
        .project-card {
            transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            transform-style: preserve-3d;
            perspective: 1000px;
        }
        
        .project-card:hover {
            transform: translateY(-15px) scale(1.02) rotateX(5deg);
            box-shadow: 0 25px 50px rgba(30, 64, 175, 0.2);
        }
        
        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background-color: #f59e0b;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
            z-index: 10;
        }
        
        .project-card:hover::before {
            transform: scaleX(1);
        }
        
        .project-image {
            height: 250px;
            object-fit: cover;
            transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .project-card:hover .project-image {
            transform: scale(1.1) rotate(1deg);
        }
        
        .project-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to bottom, rgba(30, 64, 175, 0) 0%, rgba(30, 64, 175, 0.9) 100%);
            opacity: 0;
            transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            align-items: flex-end;
            padding: 20px;
            z-index: 5;
        }
        
        .project-card:hover .project-overlay {
            opacity: 1;
        }
        
        .category-badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-right: 8px;
            margin-bottom: 8px;
            transition: all 0.4s ease;
        }
        
        .category-badge:hover {
            transform: translateY(-3px);
        }
        
        .category-web {
            background-color: rgba(30, 64, 175, 0.15);
            color: #1e40af;
            border: 1px solid rgba(30, 64, 175, 0.3);
        }
        
        .category-network {
            background-color: rgba(16, 185, 129, 0.15);
            color: #10b981;
            border: 1px solid rgba(16, 185, 129, 0.3);
        }
        
        .category-devops {
            background-color: rgba(245, 158, 11, 0.15);
            color: #f59e0b;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }
        
        .category-security {
            background-color: rgba(239, 68, 68, 0.15);
            color: #ef4444;
            border: 1px solid rgba(239, 68, 68, 0.3);
        }
        
        .filter-btn {
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }
        
        .filter-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%;
        }
        
        .filter-btn:focus:not(:active)::after {
            animation: ripple 1s ease-out;
        }
        
        @keyframes ripple {
            0% {
                transform: scale(0, 0);
                opacity: 1;
            }
            100% {
                transform: scale(20, 20);
                opacity: 0;
            }
        }
        
        .filter-btn.active {
            background-color: #1e40af;
            color: white;
            border-color: #f59e0b;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(30, 64, 175, 0.2);
        }
        
        .stats-card {
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }
        
        .stats-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(30, 64, 175, 0.15);
        }
        
        .stats-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: #f59e0b;
            transform: scaleX(0);
            transition: transform 0.6s ease;
        }
        
        .stats-card:hover::after {
            transform: scaleX(1);
        }
        
        /* Animations au défilement - PLUS LENTES ET VISIBLES */
        .scroll-animate {
            opacity: 0;
            transform: translateY(80px);
            transition: opacity 1.8s cubic-bezier(0.4, 0, 0.2, 1), transform 1.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-animate-left {
            opacity: 0;
            transform: translateX(-100px);
            transition: opacity 1.8s cubic-bezier(0.4, 0, 0.2, 1), transform 1.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-animate-right {
            opacity: 0;
            transform: translateX(100px);
            transition: opacity 1.8s cubic-bezier(0.4, 0, 0.2, 1), transform 1.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-animate-scale {
            opacity: 0;
            transform: scale(0.7);
            transition: opacity 1.8s cubic-bezier(0.4, 0, 0.2, 1), transform 1.8s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-animate-rotate {
            opacity: 0;
            transform: rotateY(180deg);
            transition: opacity 2s cubic-bezier(0.4, 0, 0.2, 1), transform 2s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-animate-fade {
            opacity: 0;
            transition: opacity 2.2s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .scroll-animate.animated,
        .scroll-animate-left.animated,
        .scroll-animate-right.animated,
        .scroll-animate-scale.animated,
        .scroll-animate-rotate.animated,
        .scroll-animate-fade.animated {
            opacity: 1;
            transform: translateY(0) translateX(0) scale(1) rotateY(0);
        }
        
        /* Délais pour les animations - PLUS LONGS */
        .delay-100 { transition-delay: 0.4s; }
        .delay-200 { transition-delay: 0.8s; }
        .delay-300 { transition-delay: 1.2s; }
        .delay-400 { transition-delay: 1.6s; }
        .delay-500 { transition-delay: 2s; }
        .delay-600 { transition-delay: 2.4s; }
        .delay-700 { transition-delay: 2.8s; }
        .delay-800 { transition-delay: 3.2s; }
        .delay-900 { transition-delay: 3.6s; }
        .delay-1000 { transition-delay: 4s; }
        
        /* Effets créatifs */
        .hover-grow {
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .hover-grow:hover {
            transform: scale(1.1);
        }
        
        .project-counter {
            position: absolute;
            top: 15px;
            right: 15px;
            width: 40px;
            height: 40px;
            background-color: rgba(245, 158, 11, 0.9);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
            z-index: 10;
            opacity: 0;
            transform: scale(0);
            transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        .project-card:hover .project-counter {
            opacity: 1;
            transform: scale(1) rotate(360deg);
        }
        
        .process-step {
            position: relative;
            transition: all 0.6s ease;
        }
        
        .process-step:hover {
            transform: translateY(-10px);
        }
        
        .process-step::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 2px;
            height: 30px;
            background-color: #1e40af;
            opacity: 0;
            transition: opacity 0.6s ease;
        }
        
        .process-step:hover::before {
            opacity: 1;
        }
        
        /* Effet pour les stats */
        .stat-number {
            transition: all 0.8s ease;
        }
        
        .stats-card:hover .stat-number {
            transform: scale(1.2);
            color: #f59e0b;
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .scroll-animate,
            .scroll-animate-left,
            .scroll-animate-right,
            .scroll-animate-scale,
            .scroll-animate-rotate,
            .scroll-animate-fade {
                transition-duration: 1.2s;
            }
            
            .project-image {
                height: 200px;
            }
        }
        
        @media (max-width: 640px) {
            .project-image {
                height: 180px;
            }
            
            .category-badge {
                padding: 4px 12px;
                font-size: 0.75rem;
            }
        }
        
        /* Animation pour les badges de catégorie */
        .category-badge {
            animation: badgeFloat 3s ease-in-out infinite;
        }
        
        @keyframes badgeFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }
        
        /* Effet de particules pour les cartes */
        .project-card::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.6s ease;
            pointer-events: none;
        }
        
        .project-card:hover::after {
            opacity: 1;
        }