.retirement-calculator-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
    font-family: 'Arial', sans-serif;
}

.calculator-title {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 2rem;
    font-size: 2rem;
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: #34495e;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group select {
    padding: 0.8rem;
    border: none;
    border-radius: 8px;
    background: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.5);
}

.button-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.calculate-btn, .reset-btn {
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.calculate-btn {
    background: #3498db;
    color: white;
}

.reset-btn {
    background: #e74c3c;
    color: white;
}

.calculate-btn:hover, .reset-btn:hover {
    transform: scale(1.05);
}

.results-container {
    margin-top: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    display: none;
}

.results-container h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .retirement-calculator-container {
        padding: 1rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
}