.calculator-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    font-family: Arial, sans-serif;
}

.calculator-title {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-size: 24px;
}

.calculator-description {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.6;
}

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

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: bold;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: #4CAF50;
    box-shadow: 0 0 5px rgba(76, 175, 80, 0.2);
}

.calculate-button {
    display: block;
    width: 100%;
    padding: 12px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.calculate-button:hover {
    background-color: #45a049;
}

.results-section {
    margin-top: 30px;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 4px;
    display: none;
}

.results-section.visible {
    display: block;
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.result-item:last-child {
    border-bottom: none;
}

.result-label {
    font-weight: bold;
    color: #555;
}

.result-value {
    color: #4CAF50;
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.info-card {
    background-color: #fff;
    padding: 20px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.info-card h3 {
    color: #333;
    margin-bottom: 10px;
}

.info-card p {
    color: #666;
    line-height: 1.6;
}

.note {
    margin-top: 20px;
    padding: 15px;
    background-color: #fff3cd;
    border: 1px solid #ffeeba;
    border-radius: 4px;
    color: #856404;
}

@media (max-width: 600px) {
    .calculator-container {
        padding: 10px;
    }
    
    .info-cards {
        grid-template-columns: 1fr;
    }
}