body {
    font-family: 'Poppins', sans-serif;
    background-color: #f4f7fa;
    margin: 0;
    padding: 20px;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 40px;
}

h1 {
    text-align: center;
    font-weight: 600;
    margin-bottom: 40px;
    color: #333;
}

.inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

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

label {
    font-weight: 600;
    margin-bottom: 10px;
    color: #555;
}

input[type="number"] {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

input[type="number"]:hover,
input[type="number"]:focus {
    border-color: #3366cc;
    outline: none;
}

input[type="range"] {
    margin-top: 10px;
    accent-color: #3366cc;
}

.outputs {
    display: flex;
    justify-content: space-around;
    margin-bottom: 40px;
    gap: 20px;
}

.output {
    flex: 1;
    text-align: center;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.output label {
    font-size: 14px;
    color: #777;
    display: block;
    margin-bottom: 5px;
}

.output span {
    font-size: 24px;
    font-weight: 600;
    color: #333;
}

.chart-container {
    max-width: 400px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    .outputs {
        flex-direction: column;
    }

    .chart-container {
        max-width: 100%;
    }
}