:root {
            --primary-blue: #0066cc;
            --dark-blue: #003d82;
            --light-blue: #e6f2ff;
            --text-dark: #1a1a1a;
            --text-gray: #4a4a4a;
            --text-light: #6b7280;
            --border-color: #e5e7eb;
            --white: #ffffff;
            --bg-gray: #f9fafb;
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
            --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
            --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: var(--white);
            overflow-x: hidden;
        }

        /* Header moderne avec sticky */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 2rem;
        }

        .logo-link {
            display: flex;
            align-items: center;
            gap: 1rem;
            text-decoration: none;
            transition: var(--transition);
        }

        .logo-link:hover {
            transform: translateY(-2px);
        }

        .logo-image {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            object-fit: cover;
            box-shadow: var(--shadow-sm);
        }

        .site-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-blue);
            font-family: 'Playfair Display', serif;
        }

        .main-nav {
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        .nav-button {
            padding: 0.75rem 1.5rem;
            background: var(--primary-blue);
            color: white;
            text-decoration: none;
            border-radius: 8px;
            font-weight: 500;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .nav-button:hover {
            background: var(--dark-blue);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* Breadcrumb pour SEO */
        .breadcrumb {
            max-width: 1400px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .breadcrumb a {
            color: var(--primary-blue);
            text-decoration: none;
        }

        .breadcrumb a:hover {
            text-decoration: underline;
        }

        /* Hero Section moderne */
        .hero {
            position: relative;
            background: linear-gradient(135deg, #0066cc 0%, #003d82 100%);
            color: white;
            padding: 4rem 2rem;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
            opacity: 0.3;
        }

        .hero-content {
            position: relative;
            max-width: 1400px;
            margin: 0 auto;
            text-align: center;
        }

        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 700;
            margin-bottom: 1rem;
            font-family: 'Playfair Display', serif;
            animation: fadeInUp 0.8s ease;
        }

        .hero-subtitle {
            font-size: clamp(1.1rem, 2.5vw, 1.4rem);
            opacity: 0.95;
            max-width: 800px;
            margin: 0 auto 2rem;
            animation: fadeInUp 0.8s ease 0.2s both;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 3rem;
            flex-wrap: wrap;
            margin-top: 2rem;
            animation: fadeInUp 0.8s ease 0.4s both;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            display: block;
        }

        .stat-label {
            font-size: 0.9rem;
            opacity: 0.9;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Quick links */
        .quick-links {
            background: var(--bg-gray);
            padding: 2rem;
            border-bottom: 1px solid var(--border-color);
        }

        .quick-links-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .quick-links h2 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--text-gray);
        }

        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }

        .quick-link {
            padding: 1rem;
            background: white;
            border-radius: 8px;
            text-decoration: none;
            color: var(--primary-blue);
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid var(--border-color);
            text-align: center;
        }

        .quick-link:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-blue);
        }

        /* Main Content */
        .main-content {
            max-width: 1400px;
            margin: 0 auto;
            padding: 3rem 2rem;
            display: grid;
            grid-template-columns: 1fr 336px;
            gap: 3rem;
        }

        .content-column {
            min-width: 0;
        }

        /* Introduction avec style magazine */
        .intro-section {
            background: var(--light-blue);
            padding: 2.5rem;
            border-radius: 16px;
            margin-bottom: 3rem;
            border-left: 4px solid var(--primary-blue);
        }

        .intro-section h2 {
            font-size: 1.8rem;
            color: var(--dark-blue);
            margin-bottom: 1rem;
            font-family: 'Playfair Display', serif;
        }

        .intro-section p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-gray);
        }

        /* Table of Contents */
        .toc {
            background: white;
            border: 2px solid var(--border-color);
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 3rem;
            position: sticky;
            top: 100px;
        }

        .toc h2 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        .toc-list {
            list-style: none;
        }

        .toc-list li {
            margin-bottom: 0.75rem;
        }

        .toc-list a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .toc-list a:hover {
            color: var(--dark-blue);
            padding-left: 0.5rem;
        }

        .toc-list a::before {
            content: '→';
            opacity: 0;
            transition: var(--transition);
        }

        .toc-list a:hover::before {
            opacity: 1;
        }

        /* Flags Grid moderne */
        .flags-section h2 {
            font-size: 2rem;
            margin-bottom: 2rem;
            color: var(--dark-blue);
            font-family: 'Playfair Display', serif;
        }

        .flags-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }

        .flag-card {
            background: white;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-color);
            opacity: 0;
            transform: translateY(30px);
            animation: fadeInCard 0.6s ease forwards;
        }

        .flag-card:nth-child(1) { animation-delay: 0.1s; }
        .flag-card:nth-child(2) { animation-delay: 0.2s; }
        .flag-card:nth-child(3) { animation-delay: 0.3s; }
        .flag-card:nth-child(4) { animation-delay: 0.4s; }
        .flag-card:nth-child(5) { animation-delay: 0.5s; }
        .flag-card:nth-child(6) { animation-delay: 0.6s; }

        @keyframes fadeInCard {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .flag-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .flag-image-wrapper {
            position: relative;
            width: 100%;
            padding-top: 60%;
            overflow: hidden;
            background: var(--bg-gray);
        }

        .flag-image-wrapper img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .flag-card:hover .flag-image-wrapper img {
            transform: scale(1.05);
        }

        .flag-content {
            padding: 1.5rem;
        }

        .flag-content h3 {
            font-size: 1.4rem;
            margin-bottom: 0.75rem;
            color: var(--dark-blue);
        }

        .flag-meta {
            display: flex;
            gap: 1rem;
            margin-bottom: 1rem;
            font-size: 0.85rem;
            color: var(--text-light);
        }

        .flag-meta-item {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .flag-content p {
            color: var(--text-gray);
            line-height: 1.7;
        }

        /* FAQ moderne */
        .faq-section {
            margin-top: 4rem;
            padding-top: 3rem;
            border-top: 2px solid var(--border-color);
        }

        .faq-section h2 {
            font-size: 2rem;
            margin-bottom: 2rem;
            color: var(--dark-blue);
            font-family: 'Playfair Display', serif;
        }

        .faq-item {
            background: white;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--primary-blue);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 1.5rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            color: var(--dark-blue);
            user-select: none;
        }

        .faq-toggle {
            font-size: 1.5rem;
            transition: var(--transition);
            color: var(--primary-blue);
        }

        .faq-item.active .faq-toggle {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
        }

        .faq-answer-content {
            padding: 0 1.5rem 1.5rem;
            color: var(--text-gray);
            line-height: 1.8;
        }

        /* Sidebar */
        .sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
        }

        .sidebar-widget {
            background: white;
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 2rem;
            border: 1px solid var(--border-color);
        }

        .sidebar-widget h3 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        .related-links {
            list-style: none;
        }

        .related-links li {
            margin-bottom: 0.75rem;
        }

        .related-links a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
            display: block;
            padding: 0.5rem;
            border-radius: 6px;
        }

        .related-links a:hover {
            background: var(--light-blue);
            padding-left: 1rem;
        }

        .ad-widget {
            text-align: center;
            min-height: 280px;
            background: var(--bg-gray);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-blue);
            color: white;
            padding: 3rem 2rem 1.5rem;
            margin-top: 5rem;
        }

        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: white;
            padding-left: 0.5rem;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.7);
        }

        /* Scroll to top */
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            width: 50px;
            height: 50px;
            background: var(--primary-blue);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-lg);
            z-index: 999;
        }

        .scroll-top.show {
            opacity: 1;
            visibility: visible;
        }

        .scroll-top:hover {
            background: var(--dark-blue);
            transform: translateY(-5px);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }

            .sidebar {
                position: static;
            }

            .toc {
                position: static;
            }
        }

        @media (max-width: 768px) {
            .header-container {
                padding: 1rem;
            }

            .site-title {
                font-size: 1.2rem;
            }

            .hero {
                padding: 3rem 1rem;
            }

            .main-content {
                padding: 2rem 1rem;
            }

            .flags-grid {
                grid-template-columns: 1fr;
            }

            .intro-section {
                padding: 1.5rem;
            }
        }
/* Container global */
.article-header-meta {
    background-color: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.meta-container {
    max-width: 800px; /* Largeur de lecture confortable */
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    gap: 2rem;
}

/* Bloc Auteur & Date */
.author-block {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border-left: 5px solid #0056b3; /* Rappel du bleu */
}

.author-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #e9ecef;
}

.author-text {
    display: flex;
    flex-direction: column;
}

.author-label {
    font-size: 0.8rem;
    color: #6c757d;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.author-name {
    font-weight: 700;
    color: #212529;
}

.author-credentials {
    font-size: 0.85rem;
    color: #0056b3;
    font-weight: 500;
}

.date-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #495057;
}

.date-item.update {
    color: #198754; /* Vert pour montrer la fraîcheur du contenu */
    font-weight: 500;
}

/* Sommaire */
.table-of-contents {
    background: #eef4fc; /* Fond très légèrement bleu */
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid #dbeafe;
}

.table-of-contents h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: #0f172a;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); /* Colonnes automatiques */
    gap: 0.8rem;
}

.toc-list a {
    text-decoration: none;
    color: #334155;
    font-size: 0.95rem;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.toc-list a:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* Responsive Mobile */
@media (max-width: 600px) {
    .author-block {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .toc-list {
        grid-template-columns: 1fr; /* Une seule colonne sur mobile */
    }
}