/* style.css - Styles for optical calculators */

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

.optical-calculator {
    background-color: #f9f9f9;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.optical-calculator h2 {
    color: #2c3e50;
    margin-top: 0;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}

.optical-calculator button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

.optical-calculator button:hover {
    background-color: #2980b9;
}

.result-container {
    margin-top: 20px;
    padding: 15px;
    background-color: #ecf0f1;
    border-radius: 4px;
    border-left: 4px solid #3498db;
}

.result-container h3 {
    margin-top: 0;
    color: #2c3e50;
}

.result-container p {
    margin: 8px 0;
    line-height: 1.5;
}

.download-pdf {
    margin-top: 15px;
    background-color: #27ae60 !important;
}

.download-pdf:hover {
    background-color: #219653 !important;
}

@media (max-width: 600px) {
    .optical-calculator {
        padding: 15px;
    }
    
    .form-group input, .form-group select {
        font-size: 16px; /* Prevents zoom on mobile */
    }
}