.sold-banner {
    position: absolute;
    top: 25px;
    right: -80px;
    background: linear-gradient(45deg, #ff4444, #cc0000);
    color: white;
    padding: 10px 80px;
    transform: rotate(45deg);
    font-weight: bold;
    text-transform: uppercase;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    z-index: 2;
    font-size: 16px;
    letter-spacing: 2px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    width: 300px;
    text-align: center;
}

.card {
    position: relative;
    overflow: hidden;
}

/* Overlay pour rendre la carte inaccessible */
.card.sold::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

/* Désactiver les liens et boutons dans une carte vendue */
.card.sold a {
    pointer-events: none;
    opacity: 0.7;
}

.sold-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.1);
    transform: translateY(-100%);
}