.calculator-section {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.calculator-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.calculator-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

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

.form-group input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.radio-group {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-top: 8px;
}

.radio-group input[type="radio"] {
    margin: 0;
    vertical-align: middle;
}

.radio-group label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    cursor: pointer;
}

.radio-group input[type="radio"] + label {
    font-weight: normal;
}

.calculator-results {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
}

.calculator-results.hidden {
    display: none;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.result-item {
    text-align: center;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.result-item i {
    font-size: 24px;
    color: #4CAF50;
    margin-bottom: 10px;
}

.result-item h4 {
    margin: 10px 0;
    font-size: 16px;
    color: #666;
}

.result-item p {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.results-note {
    margin-top: 20px;
    text-align: center;
    color: #666;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2.5em;
    font-weight: 700;
    margin-bottom: 20px;
    color: #333;
}

.section-header p {
    font-size: 1.2em;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}