:root {
            --primary-color: #5279a4;   /* Bleu acier du logo */
            --secondary-color: #e35a13; /* Orange terracotta de "Nous" */
            --dark-blue: #2c425e;       /* Bleu nuit pour les contrastes */
            --text-color: #334155;
            --bg-light: #f8fafc;
            --white: #ffffff;
            --whatsapp-green: #25D366; /* Couleur officielle WhatsApp */
            --border-radius: 10px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            color: var(--text-color);
            background-color: var(--bg-light);
            line-height: 1.6;
        }

		/* Top Bar / Header avec Logo - Version agrandie */
		.top-bar {
			background-color: var(--white);
			border-bottom: 1px solid #e2e8f0;
			padding: 20px 40px; /* Augmente légèrement l'espace autour de l'en-tête */
			display: flex;
			justify-content: space-between;
			align-items: center;
			flex-wrap: wrap;
		}

		.brand-container {
			display: flex;
			align-items: center;
			gap: 25px;
		}

		.logo-img {
			height: 110px; /* Passe de 65px à 110px pour un impact visuel direct */
			width: auto;
			object-fit: contain;
			filter: drop-shadow(0px 2px 4px rgba(0, 0, 0, 0.05)); /* Légère ombre pour le faire ressortir */
		}

		.brand-subtitle {
			font-size: 1.05rem;
			color: var(--primary-color);
			font-weight: 600;
			border-left: 3px solid var(--secondary-color);
			padding-left: 20px;
			max-width: 320px; /* Aligne joliment le texte sur deux lignes */
			line-height: 1.4;
		}

        .header-contacts {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .phone-contact {
            background-color: var(--secondary-color);
            color: var(--white);
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            transition: background-color 0.3s;
        }

        .phone-contact:hover {
            background-color: #c44a0b;
        }

        .whatsapp-header-btn {
            background-color: var(--whatsapp-green);
            color: var(--white);
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            transition: opacity 0.3s;
        }

        .whatsapp-header-btn:hover {
            opacity: 0.9;
        }

        /* Hero Banner */
        .hero {
            background: linear-gradient(135deg, rgba(44, 66, 94, 0.92), rgba(82, 121, 164, 0.88)), url('https://images.unsplash.com/photo-1450133064473-71024230f91b?auto=format&fit=crop&w=1500&q=80') center/cover;
            color: var(--white);
            padding: 80px 20px;
            text-align: center;
        }

        .hero-container {
            max-width: 900px;
            margin: 0 auto;
        }

        .hero h1 {
            font-size: 2.3rem;
            margin-bottom: 20px;
            font-weight: 700;
            color: var(--white);
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.95;
        }

        .cta-button {
            display: inline-block;
            background-color: var(--secondary-color);
            color: var(--white);
            padding: 15px 35px;
            font-size: 1.1rem;
            font-weight: bold;
            text-decoration: none;
            border-radius: 50px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
            cursor: pointer;
            border: none;
        }

        .cta-button:hover {
            background-color: #c44a0b;
            transform: translateY(-2px);
        }

        /* Tab Navigation Bar */
        .tab-nav {
            background-color: var(--white);
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .tab-container {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            overflow-x: auto;
        }

        .tab-button {
            display: inline-block;
            text-decoration: none;
            background: none;
            border: none;
            outline: none;
            padding: 18px 25px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-color);
            cursor: pointer;
            transition: all 0.3s ease;
            border-bottom: 4px solid transparent;
            white-space: nowrap;
        }

        .tab-button:hover {
            color: var(--primary-color);
            background-color: #f1f5f9;
        }

        .tab-button.active {
            color: var(--primary-color);
            border-bottom-color: var(--secondary-color);
            background-color: #f8fafc;
        }

        /* Container & Content */
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 50px 20px;
        }

        .tab-content {
            animation: fadeIn 0.4s ease-in-out;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        h2 {
            font-size: 2rem;
            color: var(--dark-blue);
            text-align: center;
            margin-bottom: 35px;
            position: relative;
        }

        h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background-color: var(--secondary-color);
            margin: 10px auto 0;
            border-radius: 2px;
        }

        section {
            margin-bottom: 50px;
        }

        /* Grids & Cards */
        .intro-grid, .features-grid, .pricing-grid, .contact-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .intro-card, .feature-card {
            background: var(--white);
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: 0 5px 15px rgba(0,0,0,0.04);
        }

        .intro-card {
            border-left: 5px solid var(--secondary-color);
        }

        .feature-card {
            text-align: center;
        }

        .feature-card i {
            font-size: 2.2rem;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }

        .feature-card h3 {
            color: var(--dark-blue);
            margin-bottom: 10px;
        }

        .benefits-list {
            list-style: none;
            margin-top: 15px;
        }

        .benefits-list li {
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
        }

        .benefits-list i {
            color: var(--secondary-color);
            margin-right: 12px;
            margin-top: 4px;
        }

        /* Timelines */
        .timeline {
            max-width: 900px;
            margin: 0 auto;
        }

        .timeline-item {
            padding: 20px 25px;
            background: var(--white);
            border-radius: var(--border-radius);
            margin-bottom: 15px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.03);
            display: flex;
            align-items: center;
        }

        .step-number {
            background-color: var(--primary-color);
            color: var(--white);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.1rem;
            flex-shrink: 0;
            margin-right: 20px;
        }

        .step-content h3 {
            color: var(--dark-blue);
            font-size: 1.1rem;
            margin-bottom: 4px;
        }

        .step-card {
            background: var(--white);
            border-radius: var(--border-radius);
            padding: 30px;
            margin-bottom: 30px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.04);
            border-left: 6px solid var(--primary-color);
        }

        .step-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 15px;
        }

        .step-header h3 {
            color: var(--dark-blue);
            font-size: 1.3rem;
        }

        .step-list {
            list-style: none;
            margin: 15px 0;
        }

        .step-list li {
            margin-bottom: 8px;
            padding-left: 20px;
            position: relative;
        }

        .step-list li::before {
            content: "•";
            color: var(--secondary-color);
            font-weight: bold;
            font-size: 1.4rem;
            position: absolute;
            left: 0;
            top: -3px;
        }

        .highlight-box {
            background-color: #fff7ed;
            border-left: 4px solid var(--secondary-color);
            padding: 15px 20px;
            margin-top: 15px;
            border-radius: 0 8px 8px 0;
        }

        /* Tarifs */
        .pricing-section {
            background-color: var(--white);
            padding: 40px 30px;
            border-radius: var(--border-radius);
            box-shadow: 0 10px 30px rgba(0,0,0,0.04);
        }

        .pricing-card {
            border: 2px solid #e2e8f0;
            border-radius: var(--border-radius);
            padding: 35px 25px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .pricing-card:hover {
            border-color: var(--secondary-color);
            transform: translateY(-5px);
        }

        .price {
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--secondary-color);
            margin: 15px 0;
        }

        .pricing-features {
            list-style: none;
            margin: 20px 0;
            text-align: left;
        }

        .pricing-features li {
            margin-bottom: 10px;
            font-size: 0.95rem;
        }

        .pricing-features i {
            color: var(--secondary-color);
            margin-right: 8px;
        }

        .external-cost {
            margin-top: 30px;
            background: #fffbe3;
            border: 1px solid #fef3c7;
            padding: 20px;
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .external-cost i {
            font-size: 1.8rem;
            color: var(--secondary-color);
        }

        /* SECTION CONTACT & FORMULAIRE */
        .contact-info-card {
            background: var(--white);
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: 0 5px 15px rgba(0,0,0,0.04);
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 25px;
        }

        .contact-item i {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin-top: 3px;
        }

        .whatsapp-box {
            background-color: #e8fadf;
            border: 2px solid var(--whatsapp-green);
            padding: 20px;
            border-radius: var(--border-radius);
            text-align: center;
            margin-top: 20px;
        }

        .whatsapp-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background-color: var(--whatsapp-green);
            color: var(--white);
            padding: 12px 25px;
            border-radius: 50px;
            font-weight: bold;
            text-decoration: none;
            margin-top: 15px;
            transition: transform 0.2s;
        }

        .whatsapp-btn:hover {
            transform: scale(1.03);
        }

        .contact-form {
            background: var(--white);
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: 0 5px 15px rgba(0,0,0,0.04);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-blue);
        }

        .form-group input, .form-group select, .form-group textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            border-color: var(--primary-color);
        }

        .submit-btn {
            width: 100%;
            background-color: var(--secondary-color);
            color: var(--white);
            border: none;
            padding: 15px;
            font-size: 1.1rem;
            font-weight: bold;
            border-radius: 8px;
            cursor: pointer;
            transition: background-color 0.3s;
        }

        .submit-btn:hover {
            background-color: #c44a0b;
        }

        /* Bouton Whatsapp Flottant (En bas à droite) */
        .whatsapp-float {
            position: fixed;
            bottom: 25px;
            right: 25px;
            background-color: var(--whatsapp-green);
            color: var(--white);
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
            z-index: 1000;
            text-decoration: none;
            transition: transform 0.3s;
        }

        .whatsapp-float:hover {
            transform: scale(1.1);
        }

        /* Footer */
        footer {
            background-color: var(--dark-blue);
            color: var(--white);
            text-align: center;
            padding: 30px 20px;
            margin-top: 60px;
        }

        @media (max-width: 768px) {
			.top-bar {
				flex-direction: column;
				gap: 15px;
				text-align: center;
				padding: 15px 20px;
			}
			.brand-container {
				flex-direction: column;
				gap: 12px;
			}
			.logo-img {
				height: 85px; /* Taille optimale sur smartphone */
			}
			.brand-subtitle {
				border-left: none;
				padding-left: 0;
				font-size: 0.95rem;
			}
			.header-contacts {
				justify-content: center;
			}
            .hero h1 { font-size: 1.8rem; }
            .timeline-item { flex-direction: column; text-align: center; }
            .step-number { margin-right: 0; margin-bottom: 10px; }
            .external-cost { flex-direction: column; text-align: center; }
        }

/* ---------- Page « Qui sommes-nous ? » ---------- */
.about-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px rgba(0,0,0,0.04);
    padding: 40px;
    max-width: 900px;
    margin: 0 auto 30px;
}
.about-card p { margin-bottom: 18px; font-size: 1.05rem; }
.about-card p:last-child { margin-bottom: 0; }
.about-card h3 { color: var(--dark-blue); font-size: 1.4rem; margin-bottom: 20px; }
.about-card.accent { border-left: 6px solid var(--primary-color); }
.about-quote {
    max-width: 900px;
    margin: 0 auto 30px;
    background: #fff7ed;
    border-left: 5px solid var(--secondary-color);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    padding: 25px 30px;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark-blue);
}
.about-closing {
    max-width: 900px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--dark-blue), var(--primary-color));
    color: var(--white);
    border-radius: var(--border-radius);
    padding: 35px 40px;
    text-align: center;
    font-size: 1.15rem;
}
@media (max-width: 768px) {
    .about-card { padding: 25px 20px; }
    .about-quote { font-size: 1.1rem; padding: 20px; }
    .about-closing { padding: 25px 20px; }
}