:root {
            --oz-primary: #6A2646;
            --oz-dark: #1f1b20;
            --oz-light: #f7f3f6;
        }

        * {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            font-family: Helvetica, Arial, sans-serif;
            color: #222;
            background-color: #ffffff;
            line-height: 1.6;
        }

        a {
            color: var(--oz-primary);
            text-decoration: none;
        }
        a:hover {
            text-decoration: underline;
        }

        /* Header / nav */
        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            border-bottom: 1px solid #eee;
        }

        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 16px;
        }

        .nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
        }

        .nav-left {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-logo {
            height: 52px;
        }

        .nav-title {
            font-size: 1.4rem;
            letter-spacing: 0.08em;
            color: var(--oz-primary);
        }

        .nav-links {
            display: flex;
            gap: 24px;
            font-size: 0.95rem;
        }

        .nav-links a {
            position: relative;
            padding-bottom: 3px;
        }

        .nav-links a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--oz-primary);
            transition: width 0.2s ease-out;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Hero */
        .hero {
            background: radial-gradient(circle at top left, #8d3a63 0, var(--oz-primary) 40%, var(--oz-dark) 100%);
            color: #fff;
            padding: 80px 16px 90px 16px;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
            gap: 40px;
            align-items: center;
        }

        .hero h1 {
            margin-top: 0;
            font-size: 2.3rem;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.05rem;
            max-width: 540px;
        }

        .hero-tags {
            margin: 18px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag {
            padding: 4px 10px;
            border-radius: 999px;
            border: 1px solid rgba(255,255,255,0.4);
            font-size: 0.8rem;
            letter-spacing: 0.03em;
        }

        .hero-actions {
            margin-top: 20px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-primary,
        .btn-ghost {
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 0.95rem;
            border: 2px solid #fff;
            cursor: pointer;
            display: inline-block;
        }

        .btn-primary {
            background: #fff;
            color: var(--oz-primary);
        }

        .btn-primary:hover {
            background: #f5eef3;
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
        }

        .btn-ghost:hover {
            background: rgba(255,255,255,0.1);
        }

        .hero-card {
            background: rgba(255,255,255,0.06);
            border-radius: 18px;
            padding: 20px;
            border: 1px solid rgba(255,255,255,0.2);
            font-size: 0.9rem;
        }

        .hero-card h2 {
            font-size: 1.1rem;
            margin-top: 0;
        }

        .hero-list {
            margin: 8px 0 0 0;
            padding-left: 18px;
        }

        /* Sections */
        section {
            padding: 50px 16px;
        }

        section:nth-of-type(even) {
            background: var(--oz-light);
        }

        h2.section-title {
            font-size: 1.6rem;
            margin-bottom: 8px;
            color: var(--oz-primary);
        }

        .section-subtitle {
            margin-top: 0;
            margin-bottom: 28px;
            color: #555;
            font-size: 0.98rem;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 22px;
        }

        .card {
            background: #fff;
            border-radius: 14px;
            padding: 18px 18px 20px 18px;
            border: 1px solid #eee;
            box-shadow: 0 4px 16px rgba(0,0,0,0.03);
            font-size: 0.95rem;
        }

        .card h3 {
            margin-top: 0;
            margin-bottom: 6px;
            font-size: 1.05rem;
            color: var(--oz-primary);
        }

        .card small {
            display: block;
            margin-bottom: 8px;
            color: #777;
        }

        .card ul {
            margin: 8px 0 0 0;
            padding-left: 18px;
        }

        .card ul li {
            margin-bottom: 4px;
        }

        /* Solutions détaillées */
        .solutions-grid {
            display: grid;
            grid-template-columns: minmax(0, 2.3fr) minmax(0, 2fr);
            gap: 28px;
            align-items: flex-start;
        }

        .list-check {
            padding-left: 18px;
            margin: 0;
        }

        .list-check li {
            margin-bottom: 6px;
        }

        .highlight-box {
            background: #fff;
            border-radius: 14px;
            border: 1px solid #eee;
            padding: 16px 18px;
            font-size: 0.9rem;
        }

        .highlight-box strong {
            color: var(--oz-primary);
        }

        /* Technologies */
        .tech-pill {
            display: inline-block;
            margin: 4px 6px 4px 0;
            padding: 4px 10px;
            border-radius: 999px;
            border: 1px solid #ddd;
            font-size: 0.8rem;
            background: #fff;
        }

        /* Contact / footer */
        .contact-cta {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .contact-cta p {
            margin-bottom: 16px;
        }

        footer {
            background: var(--oz-dark);
            color: #ddd;
            padding: 20px 16px;
            font-size: 0.85rem;
        }

        .footer-inner {
            max-width: 1120px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        /* Responsive */
        @media (max-width: 900px) {
            .hero-grid,
            .solutions-grid,
            .grid-3 {
                grid-template-columns: 1fr;
            }

            .nav-links {
                display: none; /* version simple sans burger pour l’instant */
            }

            .hero {
                padding-top: 60px;
            }
        }