body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background-color: #f1f8e9; 
    color: #1b4332; 
    text-align: center;
}

/* navigation*/
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 5%;
    box-shadow: 0 2px 20px rgba(27, 67, 50, 0.1); 
    border-bottom: 2px solid #1b4332;
}

header {
 background: rgba(255, 255, 255, 0.95); 
    backdrop-filter: blur(10px); 
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 5%;
    box-shadow: 0 2px 20px rgba(255, 0, 127, 0.1);
    border-bottom: 2px solid #8ecae6; /* Bordure Bottom light */
}


nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: bold;
    color:#4a3b33 ;
}

.logo span {
    color: #2d6a4f; /* Vert moyen */
    text-transform: uppercase;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

nav ul li a {
    text-decoration: none;
    color: #1b4332;
    font-weight: 500;
    font-size: 0.9rem;
    position: relative;
    transition: 0.3s;
}

/* Animation of the line under the links */
nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #2d6a4f;
    transition: width 0.3s;
}

nav ul li a:hover::after {
    width: 100%;
}

nav ul li a:hover, .active {
    color: #2d6a4f !important;
}


.passions {
    display: flex;
    flex-direction: column;
    align-items: center; 
    padding: 50px 0;
    gap: 30px;
}

.videobox {
    width: 100%;
    max-width: 600px; 
    background: white;
    padding: 10px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin: 0 auto;
}

.videobox video, .videobox iframe {
    width: 100%;
    height: 320px; 
    border-radius: 12px;
}