/* Main Container */
.llc-calculator-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Header */
.llc-calculator-header {
    text-align: center;
    margin-bottom: 20px;
}

.llc-calculator-header h2 {
    color: #1a365d;
    margin: 0;
    font-size: 24px;
}

/* Form Styles */
.llc-calculator-form {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.llc-form-section {
    margin-bottom: 20px;
}

.llc-section-title {
    color: #2f855a;
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
}

.llc-form-row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -10px;
}

.llc-form-group {
    flex: 1;
    min-width: 200px;
    padding: 0 10px;
    margin-bottom: 15px;
}

.llc-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #495057;
}

.llc-form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    font-size: 16px;
}

.llc-form-control:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Button */
.llc-calculate-button {
    width: 100%;
    padding: 12px;
    background-color: #2f855a;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.llc-calculate-button:hover {
    background-color: #276749;
}

/* Results */
.llc-calculator-results {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
}

.llc-results-summary h3 {
    color: #1a365d;
    margin-top: 0;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #dee2e6;
}

.llc-result-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.llc-result-label {
    font-weight: 500;
    color: #495057;
}

.llc-result-value {
    font-weight: 600;
    color: #1a365d;
}

/* Chart */
.llc-chart-container {
    height: 300px;
    margin-top: 20px;
}

/* Loading State */
.llc-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.llc-loading:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: llc-spin 0.6s linear infinite;
}

@keyframes llc-spin {
    to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 600px) {
    .llc-form-group {
        flex: 0 0 100%;
    }
    
    .llc-calculator-container {
        padding: 15px;
    }
    
    .llc-calculator-form,
    .llc-calculator-results {
        padding: 15px;
    }
}