.chronoloc-fiches-pratiques {
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px 20px;
        }
        
        .fiches-header {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .fiches-header h1 {
            font-family: "Oxanium", sans-serif;
            font-size: 2.5em;
            color: #333;
            margin-bottom: 10px;
        }
        
        .fiches-header p {
            color: #666;
            font-size: 1.1em;
        }
        
        .fiches-search {
            max-width: 500px;
            margin: 30px auto 0;
        }
        
        .fiches-search input {
            width: 100%;
            padding: 15px 20px;
            font-size: 16px;
            border: 1px solid #ddd;
            border-radius: 50px;
            transition: all 0.3s;
        }
        
        .fiches-search input:focus {
            border-color: #4A6BC5;
            box-shadow: 0 0 0 3px rgba(74, 107, 197, 0.1);
            outline: none;
        }
        
        /* Onglets */
        .fiches-tabs {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }
        
        .tab-button {
            padding: 10px 20px;
            background: white;
            border: 2px solid #e0e0e0;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 15px;
            font-weight: 500;
        }
        
        .tab-button:hover {
            border-color: #4A6BC5;
            transform: translateY(-2px);
        }
        
        .tab-button.active {
            background: #4A6BC5;
            color: white;
            border-color: #4A6BC5;
        }
        
        /* Sections */
        .category-section {
            margin-bottom: 50px;
        }
        
        .category-title {
            font-family: "Oxanium", sans-serif;
            font-size: 1.8em;
            color: #4A6BC5;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid #4A6BC5;
        }
        
        /* Grille de fiches */
        .fiches-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 25px;
        }
        
        .fiche-card {
            background: white;
            border: 1px solid #e0e0e0;
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.3s;
            display: flex;
            flex-direction: column;
        }
        
        .fiche-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        }
        
        .fiche-header {
            background: linear-gradient(135deg, #667eea, #764ba2);
            color: white;
            padding: 10px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .file-type {
            background: rgba(255, 255, 255, 0.2);
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
        }
        
        .file-pages {
            font-size: 12px;
        }
        
        .fiche-body {
            padding: 20px;
            flex-grow: 1;
        }
        
        .fiche-body h3 {
            margin: 0 0 10px 0;
            color: #333;
            font-size: 1.2em;
        }
        
        .fiche-body p {
            color: #666;
            line-height: 1.6;
            margin-bottom: 15px;
        }
        
        .fiche-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.9em;
            color: #999;
            padding-top: 10px;
            border-top: 1px solid #f0f0f0;
        }
        
        .fiche-actions {
            display: flex;
            border-top: 1px solid #e0e0e0;
        }
        
        .fiche-actions button,
        .fiche-actions a {
            flex: 1;
            padding: 15px;
            text-align: center;
            border: none;
            background: white;
            cursor: pointer;
            transition: all 0.3s;
            text-decoration: none;
            color: #333;
            font-weight: 500;
        }
        
        .btn-preview {
            border-right: 1px solid #e0e0e0;
        }
        
        .btn-preview:hover {
            background: #f0f8ff;
            color: #4A6BC5;
        }
        
        .btn-download:hover {
            background: #4CAF50;
            color: white;
        }
        
        /* Modal */
        .pdf-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            z-index: 99999;
            align-items: center;
            justify-content: center;
        }
        
        .modal-content {
            background: white;
            width: 90%;
            max-width: 1000px;
            height: 90vh;
            border-radius: 10px;
            display: flex;
            flex-direction: column;
        }
        
        .modal-header {
            padding: 20px;
            border-bottom: 1px solid #e0e0e0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .modal-header h3 {
            margin: 0;
            color: #333;
        }
        
        .close-modal {
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: #999;
            padding: 0;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: all 0.3s;
        }
        
        .close-modal:hover {
            background: #f0f0f0;
            color: #333;
        }
        
        .modal-body {
            flex: 1;
            padding: 0;
            overflow: hidden;
        }
        
        #pdf-viewer {
            width: 100%;
            height: 100%;
        }
        
        .modal-footer {
            padding: 20px;
            border-top: 1px solid #e0e0e0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .btn-close {
            padding: 10px 20px;
            background: #f0f0f0;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 500;
        }
        
        .btn-download-modal {
            padding: 10px 20px;
            background: #4CAF50;
            color: white;
            text-decoration: none;
            border-radius: 5px;
            font-weight: 500;
        }
        
        @media (max-width: 768px) {
            .fiches-grid {
                grid-template-columns: 1fr;
            }
            
            .modal-content {
                width: 95%;
                height: 95vh;
            }
        }