:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --info-color: #0dcaf0;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    padding-top: 20px;
    padding-bottom: 50px;
}

.header {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    color: white;
    padding: 25px 0;
    margin-bottom: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.card {
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 25px;
    border: none;
    overflow: hidden;
}

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    font-weight: 600;
    padding: 15px 20px;
}

.card-body {
    padding: 20px;
}

.form-label {
    font-weight: 500;
    margin-bottom: 8px;
}

.form-range {
    height: 1.5rem;
}

.result-box {
    background-color: var(--light-color);
    border-left: 4px solid var(--primary-color);
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
}

.result-box h5 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.recommended {
    border-left: 4px solid var(--success-color);
}

.recommended h5 {
    color: var(--success-color);
}

.tooltip-icon {
    color: var(--info-color);
    cursor: pointer;
    margin-left: 5px;
}

.btn-calculate {
    background-color: var(--primary-color);
    border: none;
    padding: 10px 25px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-calculate:hover {
    background-color: #0b5ed7;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-reset {
    background-color: var(--secondary-color);
    border: none;
    padding: 10px 25px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-reset:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.card-title {
    display: flex;
    align-items: center;
}

.card-title i {
    margin-right: 10px;
    color: var(--primary-color);
}

.range-value {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 40px;
    text-align: center;
}

.alert-info {
    border-left: 4px solid var(--info-color);
    background-color: rgba(13, 202, 240, 0.1);
}

.summary-section {
    background-color: var(--light-color);
    padding: 20px;
    border-radius: 10px;
    margin-top: 30px;
}

.summary-title {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 15px;
    border-bottom: 1px solid #dee2e6;
    padding-bottom: 10px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.summary-label {
    font-weight: 500;
}

.summary-value {
    font-weight: 600;
    color: var(--dark-color);
}

.nope {
display: none;
}
.total-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    padding-top: 15px;
}

@media (max-width: 768px) {
    .summary-row {
        flex-direction: column;
    }
    
    .summary-value {
        margin-top: 5px;
    }
}