#shipping-simulator {
    margin-top: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #f9f9f9;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#shipping-simulator h3 {
    margin: 0 0 10px;
    font-size: 18px;
    color: #333;
}

#simulator-cep {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
}

#simulator-result {
    margin-top: 10px;
}

#simulator-result p {
    margin: 5px 0;
    font-size: 14px;
}

#simulator-result .error {
    color: #d32f2f;
    background-color: #ffebee;
    padding: 10px;
    border-radius: 4px;
    border-left: 4px solid #d32f2f;
}

.loading {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.shipping-options {
    background-color: #e8f5e8;
    border: 1px solid #4caf50;
    border-radius: 4px;
    padding: 15px;
    margin-top: 10px;
}

.shipping-options h4 {
    margin: 0 0 10px 0;
    color: #2e7d32;
    font-size: 16px;
}

.shipping-option {
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.shipping-option:last-child {
    margin-bottom: 0;
}

.shipping-option strong {
    color: #333;
}