/* Calculator Section */
.calculator-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.calculator-form {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

.calculator-form h3, .calculation-summary h3 {
    margin-top: 0;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group select, .form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

#inputs-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.info-box {
    background-color: #e9f5ff;
    padding: 2rem;
    border-radius: 10px;
    border-left: 5px solid var(--primary-color);
}

.info-box h4 {
    margin-top: 0;
    color: var(--primary-color);
}

.info-box h4 .fas {
    margin-right: 10px;
}

/* Calculation Summary */
.calculation-summary {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
}

#item-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

#item-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid #eee;
}

#item-list li:last-child {
    border-bottom: none;
}

.remove-item-btn {
    background: none;
    border: none;
    color: #dc3545;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.2rem;
}

.total-price {
    text-align: right;
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 1rem;
}

#total-price-value {
    color: var(--primary-color);
}

.btn-whatsapp {
    background-color: #25D366;
    color: white;
    font-size: 1.1rem;
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-whatsapp:hover {
    background-color: #1DAE54;
}

.btn-whatsapp .fab {
    margin-right: 10px;
}


@media (max-width: 992px) {
    .calculator-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    #inputs-container {
        grid-template-columns: 1fr;
    }
}