.product-icon {
    width: 40px; 
    height: 40px;
    border-radius: 50%;
    background: var(--surface-color, #e0e0e0);
    display: inline-flex; 
    align-items: center; 
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.product-icon svg {
    width: 22px; 
    height: 22px; 
    fill: #757575; /* A darker gray for visibility on light gray background */
    transition: all 0.2s ease;
}

/* Active state logic */
input[type="radio"]:checked + label .product-icon {
    background: var(--primary-color, #000);
}
input[type="radio"]:checked + label .product-icon svg {
    fill: #ffffff;
}

/* Modifier para ícones menores em listas mais compactas */
.product-icon.sm {
    width: 28px;
    height: 28px;
}
.product-icon.sm svg {
    width: 16px;
    height: 16px;
}

/* Modifiers para destacar quando selecionado */
.icon-option {
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}
.icon-option:hover {
    transform: scale(1.1);
}
.icon-option.selected {
    border-color: var(--primary-color, #000);
    box-shadow: 0 0 0 2px rgba(0,0,0,0.1);
}