/* General Styles */
:root {
    --primary-color: #ff3514;
    --secondary-color: #5cb85c;
    --accent-color: #f0ad4e;
    --dark-color: #333;
    --light-color: #f8f9fa;
    --border-color: #ddd;
    --error-color: #d9534f;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
}

.calculator-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.calculator-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2rem;
    text-align: center;
}

.calculator-header h2 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Form Styles */
.calculator-form {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.input-section, .output-section {
    flex: 1;
    min-width: 300px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.output-value {
    padding: 0.75rem;
    background-color: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-weight: 600;
}

.total-row {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 2px solid var(--primary-color);
}

.total-row .output-value {
    background-color: var(--primary-color);
    color: white;
}

/* Admin Settings Styles */
.admin-settings {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px dashed var(--border-color);
}

.settings-section {
    margin-bottom: 2rem;
}

.settings-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.save-settings-btn {
    background-color: var(--secondary-color);
    color: white;
}

.save-settings-btn:hover {
    background-color: #4cae4c;
}

/* Utility Classes */
.hidden {
    display: none;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .calculator-container {
        padding: 1rem;
        margin: 1rem;
    }
    
    .calculator-form {
        flex-direction: column;
    }
}

/* Print Styles */
@media print {
    body {
        background-color: white;
    }
    
    .calculator-container {
        box-shadow: none;
        margin: 0;
        padding: 0;
    }
}