.knowledge-base-container {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        .knowledge-base-item {
            font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background: transparent;
            padding: 0;
            width: 100%;
        }
        
        .knowledge-base-visual-wrapper {
            display: flex;
            align-items: center;
            gap: 40px;
            margin-bottom: 30px;
        }
        
        .knowledge-base-illustration {
            flex: 1;
            min-width: 300px;
            position: relative;
        }
        
        .knowledge-base-features-list {
            flex: 1;
        }
        
        .knowledge-base-feature-card {
            display: flex;
            align-items: start;
            gap: 15px;
            margin-bottom: 20px;
            padding: 15px;
            background: #f8f9fa;
            border-radius: 12px;
            border: 1px solid #e9ecef;
            transition: all 0.3s ease;
        }
        
        .knowledge-base-feature-card:hover {
            transform: translateX(5px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .knowledge-base-icon-wrapper {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #0A1828 0%, #0A1828 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        
        .knowledge-base-feature-title {
            color: #2d3748;
            font-size: 16px;
            margin: 0 0 5px 0;
            font-weight: 600;
        }
        
        .knowledge-base-feature-description {
            color: #4a5568;
            font-size: 14px;
            line-height: 1.5;
            margin: 0;
        }
        .knowledge-sharing-picture {
            width: 300px;
            height: auto; /* peut déformer si ratio différent */
        }
        
        @keyframes knowledge-base-float-doc {
            0%, 100% { transform: translateY(0px) rotate(0deg); }
            50% { transform: translateY(-8px) rotate(2deg); }
        }
        
        @keyframes knowledge-base-pulse-glow {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 1; }
        }
        
        .knowledge-base-doc-float-1 {
            animation: knowledge-base-float-doc 3s ease-in-out infinite;
        }
        
        .knowledge-base-doc-float-2 {
            animation: knowledge-base-float-doc 3.5s ease-in-out infinite;
        }
        
        .knowledge-base-doc-float-3 {
            animation: knowledge-base-float-doc 4s ease-in-out infinite;
        }
        
        .knowledge-base-glow {
            animation: knowledge-base-pulse-glow 2s ease-in-out infinite;
        }
        
        @media (max-width: 768px) {
            .knowledge-base-visual-wrapper {
                flex-direction: column;
            }
        }