:root {
    --primary-color: #FF9933; /* Saffron */
    --secondary-color: #138808; /* Green */
    --accent-color: #000080; /* Navy Blue */
    --text-color: #333;
    --light-gray: #f5f5f5;
    --border-color: #ddd;
}

body {
    font-family: 'Poppins', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f9f9f9;
    margin: 0;
    padding: 20px;
}

.calculator-container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.calculator-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 25px;
    text-align: center;
}

/* Rest of the CSS remains the same as previous version */
/* ... (keep all other CSS rules from the previous version) ... */

.result-item span:last-child {
    font-weight: 700;
    color: var(--secondary-color); /* Changed to green */
}

button {
    background-color: var(--primary-color); /* Saffron button */
}

button:hover {
    background-color: #e68a00; /* Darker saffron */
}

.formula {
    background-color: #e6f7ff; /* Light blue background */
    color: var(--accent-color); /* Navy blue text */
}