:root {
            --dark-green: #659287; 
            --medium-green: #88BDA4;
            --light-green: #B1D3B9; 
            --pale-green: #E6F2DD; 
            --text: #2F3E3A;
            --white: #ffffff;

            --color-1: #659287; /* Foncé - Titres / CTA */
            --color-2: #88BDA4; /* Moyen - Hover */
            --color-3: #B1D3B9; /* Clair - Cartes */
            --color-4: #E6F2DD; /* Fond - Très clair */
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: 'Montserrat', sans-serif; background-color: var(--pale-green); color: var(--text); scroll-behavior: smooth; }
        h1, h2, h3 { font-family: 'Cormorant Garamond', serif; color: var(--dark-green); }

        /* HEADER STICKY */
        header {
            position: sticky; top: 0; background: rgba(230, 242, 221, 0.95);
            padding: 15px 5%; display: flex; justify-content: space-between; align-items: center;
            z-index: 1000; border-bottom: 1px solid var(--light-green);
        }
        .logo { font-family: 'Cormorant Garamond', serif; font-size: 1.8rem; text-decoration: none; color: var(--dark-green); font-weight: bold; }
        nav ul { list-style: none; display: flex; gap: 25px; }
        nav a { text-decoration: none; color: var(--text); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; transition: 0.3s; }
        nav a:hover { color: var(--dark-green); }
        .btn-rdv { background: var(--dark-green); color: white; padding: 12px 20px; border-radius: 4px; text-decoration: none; font-size: 0.8rem; font-weight: 600; }
         .btn-avis { background: var(--medium-green); color: white; padding: 12px 20px; border-radius: 4px; text-decoration: none; font-size: 0.8rem; font-weight: 600; }

        a,
            a:visited,
            a:hover,
            a:active {
            color: inherit;
            text-decoration:  underline;
        }


        /* SECTIONS */
        section { padding: 80px 10%; }
        .hero { display: flex; align-items: center; gap: 50px; min-height: 60vh; }
        .hero-img img { width: 100%; max-width: 400px; border-radius: 20px 20px 20px 20px; }
        .hero-content h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; }
        
        .spec-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-top: 40px; }
        .spec-card { padding: 30px; background: var(--light-green); border-radius: 15px; text-align: center; }

        .reviews { background: var(--dark-green); color: white; text-align: center; }
        .review-card { background: rgba(255,255,255,0.1); padding: 20px; border-radius: 10px; margin: 10px; display: inline-block; width: 300px; text-align: left; }

        footer { background: #2F3E3A; color: white; padding: 50px 10%; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }

/* RESPONSIVE DESIGN */
html, body {
    overflow-x: hidden;
    width: 100%;
}

@media (max-width: 900px) {
    header {
        flex-direction: column;
        gap: 15px;
        padding: 15px 5%;
        text-align: center;
    }
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    .logo {
        font-size: 1.5rem;
    }
    .btn-rdv {
        width: auto;
        display: inline-block;
    }
}

@media (max-width: 768px) {
    section {
        padding: 40px 5%;
    }
    
    .hero {
        flex-direction: column-reverse;
        text-align: center;
        gap: 30px;
        min-height: auto;
    }
    .hero-img img {
        max-width: 100%;
        width: 280px;
        margin: 0 auto;
    }
    .hero-content h1 {
        font-size: 2.2rem;
    }
    .hero-content p {
        font-size: 1rem;
    }
    .hero-content .btn-rdv {
        float: none !important;
        display: inline-block;
        margin-top: 15px;
    }
    
    footer {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 40px 5%;
        gap: 20px;
    }
}