:root {
            --dark-bg: #1A1A1A;
            --gold: #C5A059;
            --gold-gradient: linear-gradient(135deg, #C5A059 0%, #EED292 100%);
            --white-off: #E5E5E5;
            --gray-text: #A0A0A0;
        }

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

        body {
            background-color: var(--dark-bg);
            color: var(--white-off);
            font-family: 'Montserrat', sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
        }

        h1,
        h2,
        h3 {
            font-family: 'Cinzel', serif;
            text-transform: uppercase;
            letter-spacing: 3px;
            color: var(--gold);
        }

        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* --- HEADER --- */
        header {
            height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            background: radial-gradient(circle at center, #252525 0%, #1A1A1A 100%);
        }

        .hero-title {
            font-size: 3rem;
            margin-bottom: 10px;
            animation: fadeIn 2s ease;
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--white-off);
            font-weight: 300;
            letter-spacing: 1px;
            margin-bottom: 40px;
        }

        .cta-button {
            display: inline-block;
            padding: 15px 40px;
            background: var(--gold-gradient);
            color: var(--dark-bg);
            text-decoration: none;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            transition: all 0.3s ease;
            border: none;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(197, 160, 89, 0.3);
        }

        /* --- SERVICES --- */
        .services {
            padding: 100px 0;
            background-color: #151515;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
            font-size: 2rem;
        }

        .grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .card {
            background: #1e1e1e;
            padding: 40px;
            border: 1px solid rgba(197, 160, 89, 0.1);
            transition: border 0.3s ease;
        }

        .card:hover {
            border: 1px solid var(--gold);
        }

        .card h3 {
            font-size: 1.1rem;
            margin-bottom: 20px;
        }

        .card p {
            font-size: 0.9rem;
            color: var(--gray-text);
            margin-bottom: 20px;
        }

        .tech-list {
            font-size: 0.8rem;
            color: var(--gold);
            font-weight: 600;
        }

        /* --- EXPERTISE (Flux) --- */
        .expertise {
            padding: 80px 0;
            text-align: center;
            border-top: 1px solid rgba(197, 160, 89, 0.1);
        }

        .expertise-box {
            max-width: 800px;
            margin: 0 auto;
        }

        .expertise-box p {
            font-size: 1.1rem;
            font-style: italic;
            color: var(--white-off);
        }

        /* --- FOOTER --- */
        footer {
            padding: 60px 0;
            text-align: center;
            border-top: 1px solid rgba(197, 160, 89, 0.1);
        }

        .footer-name {
            font-size: 1.5rem;
            margin-bottom: 10px;
        }

        .contact-details {
            font-size: 0.9rem;
            color: var(--gray-text);
        }

        .contact-details span {
            display: block;
            margin: 5px 0;
        }

        .display-1fr{
            display: grid; grid-template-columns: 1fr 1fr; gap: 40px; text-align: left; line-height: 1.8;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

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

        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            .display-1fr{
                grid-template-columns: 1fr;
            }
        }

        /* Style de l'accordéon FAQ */
        .faq-item {
            border-bottom: 1px solid rgba(197, 160, 89, 0.2);
            margin-bottom: 10px;
        }

        .faq-question {
            width: 100%;
            padding: 20px;
            background: none;
            border: none;
            color: var(--gold);
            font-family: 'Montserrat', sans-serif;
            font-size: 1.1rem;
            font-weight: 600;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background 0.3s ease;
        }

        .faq-question:hover {
            background: rgba(197, 160, 89, 0.05);
        }

        .faq-question::after {
            content: '+';
            font-size: 1.5rem;
        }

        .faq-item.active .faq-question::after {
            content: '-';
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: var(--gray-text);
            font-size: 0.95rem;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            /* Ajuster selon la longueur du texte */
            padding-bottom: 20px;
        }