/* GLOBAL */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f8f8f8;
    color: #333;
}

/* MENU */
.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #002147;
    color: #fff;
    padding: 10px 20px;
}
.top-nav .nav-logo img {
    height: 40px;
    margin-right: 10px;
}
.top-nav .nav-links a {
    color: #fff;
    text-decoration: none;
    margin-left: 20px;
}
.top-nav .nav-links a:hover {
    text-decoration: underline;
}

/* HEADER */
header {
    text-align: center;
    padding: 40px 20px 20px;
    background: #e6f0ff;
}

/* PROMO */
#promoBanner {
    text-align: center;
    background: #ffebcc;
    padding: 15px;
    font-weight: bold;
}
#promoBanner a {
    color: #d35400;
    text-decoration: none;
    font-weight: bold;
}

/* GRILLE FILIÈRES */
.content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}
.filiere-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    text-align: center;
    box-shadow: 0 3px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}
.filiere-card:hover {
    transform: translateY(-5px);
}
.filiere-card .img-container {
    width: 100%;
    overflow: hidden;
}
.filiere-card img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s;
}
.filiere-card h2 {
    margin: 15px 0;
    font-size: 1.2rem;
}
.filiere-card .btn {
    display: inline-block;
    margin-bottom: 15px;
    padding: 8px 20px;
    background: #002147;
    color: #fff;
    border-radius: 5px;
    text-decoration: none;
}
.filiere-card .btn:hover {
    background: #004080;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    background: #002147;
    color: #fff;
    margin-top: 40px;
}