/* ========== RESET CSS ========== */
        *, *::before, *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        /* ========== VARIABLES CSS ========== */
        :root {
            --couleur-primaire: #cb3837;
            --couleur-secondaire: #c12127;
            --couleur-accent: #fb8817;
            --couleur-fond: #fafafa;
            --couleur-fond-carte: #ffffff;
            --couleur-texte: #333333;
            --couleur-texte-secondaire: #666666;
            --couleur-bordure: #e1e4e8;
            --couleur-code: #f6f8fa;
            --police-principale: 'Fira Sans', 'Segoe UI', sans-serif;
            --police-mono: 'Fira Code', 'Consolas', monospace;
            --ombre-carte: 0 1px 3px rgba(0, 0, 0, 0.08);
            --rayon-bordure: 6px;
            --transition-base: all 0.2s ease;
        }

        /* ========== STYLES GLOBAUX ========== */
        body {
            font-family: var(--police-principale);
            background: var(--couleur-fond);
            color: var(--couleur-texte);
            line-height: 1.6;
            min-height: 100vh;
        }

        /* ========== NAVIGATION PROJET ========== */
        .navigation-projet {
            background: #2c2c2c;
            padding: 0.5rem 2rem;
        }

        .navigation-projet ul {
            display: flex;
            justify-content: center;
            gap: 2rem;
            list-style: none;
        }

        .navigation-projet a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 0.85rem;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: var(--rayon-bordure);
            transition: var(--transition-base);
        }

        .navigation-projet a:hover,
        .navigation-projet a.actif {
            color: white;
            background: var(--couleur-primaire);
        }

        /* ========== EN-TÊTE ========== */
        .entete-principal {
            background: linear-gradient(135deg, #2c2c2c 0%, #1a1a1a 100%);
            padding: 1.5rem 3rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .logo-icone {
            width: 45px;
            height: 45px;
            background: var(--couleur-primaire);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        .logo-texte {
            font-size: 1.5rem;
            font-weight: 700;
            color: white;
        }

        /* ========== ZONE RECHERCHE AJAX ========== */
        .zone-recherche {
            position: relative;
            flex: 1;
            max-width: 600px;
            margin: 0 3rem;
        }

        .champ-recherche {
            width: 100%;
            padding: 0.875rem 1rem;
            border: 2px solid transparent;
            border-radius: var(--rayon-bordure);
            background: white;
            color: var(--couleur-texte);
            font-size: 1rem;
            transition: var(--transition-base);
        }

        .champ-recherche:focus {
            outline: none;
            border-color: var(--couleur-primaire);
        }

        .resultats-recherche {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--couleur-fond-carte);
            border: 1px solid var(--couleur-bordure);
            border-radius: var(--rayon-bordure);
            margin-top: 0.5rem;
            box-shadow: var(--ombre-carte);
            display: none;
            z-index: 100;
        }

        .nav-liens {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }

        .nav-liens a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

        .nav-liens a:hover {
            color: white;
        }

        .bouton-signin {
            padding: 0.5rem 1.25rem;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: white;
            border-radius: var(--rayon-bordure);
            cursor: pointer;
            font-weight: 500;
            transition: var(--transition-base);
        }

        .bouton-signin:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .bouton-signup {
            padding: 0.5rem 1.25rem;
            background: var(--couleur-accent);
            border: none;
            color: white;
            border-radius: var(--rayon-bordure);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition-base);
        }

        .bouton-signup:hover {
            background: #e67a15;
        }

        /* ========== PIED DE PAGE ========== */
        .pied-page {
            background: #2c2c2c;
            color: white;
            padding: 3rem;
        }

        .pied-contenu {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
        }

        .pied-section h4 {
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1rem;
            color: rgba(255, 255, 255, 0.9);
        }

        .pied-section ul {
            list-style: none;
        }

        .pied-section li {
            margin-bottom: 0.5rem;
        }

        .pied-section a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition-base);
        }

        .pied-section a:hover {
            color: white;
        }

        .pied-copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 768px) {
            .entete-principal {
                flex-direction: column;
                gap: 1rem;
                padding: 1rem;
            }

            .zone-recherche {
                max-width: 100%;
                margin: 0;
            }

            .nav-liens {
                display: none;
            }

            .stats-container {
                gap: 2rem;
            }

            .section-packages {
                padding: 1.5rem 1rem;
            }
        }