/* Variables CSS */
:root {
    --couleur-principale: #1976d2;
    --couleur-secondaire: #388e3c;
    --couleur-texte: #333;
    --couleur-fond: #ffffff;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--couleur-texte);
    background-color: var(--couleur-fond);
}

/* En-tête */
header {
    background-color: var(--couleur-principale);
    color: white;
    padding: 1rem;
}

.menu-principal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

/* Bannière */
.banniere {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('images/banniere.jpg');
    background-size: cover;
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
}

/* Catégories et Produits */
.categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 2rem;
}

.categorie {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.categorie:hover {
    transform: translateY(-5px);
}

.produit {
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-principal {
        flex-direction: column;
        gap: 1rem;
    }
    
    .banniere {
        height: 40vh;
    }
}