/* W3C CSS Validator Styles */

.w3c-test-container {
    max-width: 100%;
    margin: 10px 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    font-size: 14px;
    line-height: 1.4;
    color: #333;
    background-color: #f9f9f9;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    overflow: hidden;
    position: relative;
}

/* Header */
.w3c-test-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: #f1f1f1;
    border-bottom: 1px solid #ddd;
}

.w3c-test-title {
    font-weight: bold;
    color: #333;
}

.w3c-test-score {
    display: flex;
    align-items: center;
    gap: 8px;
}

.w3c-grade {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-weight: bold;
    font-size: 16px;
    color: white;
}

.w3c-grade.grade-a {
    background-color: #4CAF50;
}

.w3c-grade.grade-b {
    background-color: #8BC34A;
}

.w3c-grade.grade-c {
    background-color: #FFC107;
}

.w3c-grade.grade-d {
    background-color: #FF9800;
}

.w3c-grade.grade-f {
    background-color: #F44336;
}

.w3c-grade.grade-error {
    background-color: #757575;
    font-size: 12px;
}

.w3c-score-value {
    font-size: 12px;
    color: #666;
}

/* Toggle Button */
.w3c-test-toggle {
    padding: 8px 15px;
    background-color: #1976D2;
    color: white;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.2s;
    font-weight: 500;
}

.w3c-test-toggle:hover {
    background-color: #1565C0;
}

/* Content Area */
.w3c-test-content {
    padding: 15px;
    background-color: white;
}

/* Summary Section */
.w3c-stylesheets-info {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.w3c-info-item {
    flex: 1;
    min-width: 100px;
    background-color: #f5f5f5;
    padding: 8px 12px;
    border-radius: 4px;
}

.w3c-info-label {
    font-size: 12px;
    color: #666;
    display: block;
}

.w3c-info-value {
    font-weight: bold;
    color: #333;
}

/* Categories */
.w3c-test-categories {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    margin-bottom: 15px;
}

.w3c-category {
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
}

.w3c-category.no-issues {
    border-color: #4CAF50;
}

.w3c-category.has-issues {
    border-color: #FF9800;
}

.w3c-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background-color: #f5f5f5;
    border-bottom: 1px solid #ddd;
}

.w3c-category-name {
    font-weight: 500;
}

.w3c-category-score {
    font-weight: bold;
}

.w3c-category-issues-count {
    padding: 6px 12px;
    font-size: 12px;
    color: #666;
}

.w3c-category-issues-count.no-issues {
    color: #4CAF50;
}

/* View Details Button */
.w3c-view-details-btn {
    display: block;
    width: 100%;
    padding: 8px 0;
    background-color: #f1f1f1;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-align: center;
    color: #333;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.w3c-view-details-btn:hover {
    background-color: #e0e0e0;
}

/* Loading Indicator */
.w3c-test-loading {
    padding: 15px;
    text-align: center;
    color: #666;
}

.w3c-test-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(0,0,0,0.1);
    border-radius: 50%;
    border-top-color: #1976D2;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

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

/* Error Message */
.w3c-error {
    padding: 10px;
    background-color: #FFEBEE;
    color: #D32F2F;
    border-radius: 4px;
    text-align: center;
}

/* Modal */
.w3c-test-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.w3c-test-modal-content {
    position: relative;
    background-color: #fff;
    margin: 5% auto;
    padding: 20px;
    width: 90%;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-height: 85vh;
    overflow-y: auto;
}

.w3c-test-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.w3c-test-modal-close:hover {
    color: #333;
}

.w3c-test-modal-header h3 {
    margin-top: 0;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    color: #333;
}

/* Modal content styles */
.w3c-modal-url {
    padding: 8px 12px;
    background-color: #f5f5f5;
    border-radius: 4px;
    margin-bottom: 15px;
    font-family: monospace;
    word-break: break-all;
    font-size: 12px;
}

.w3c-modal-score-section {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.w3c-modal-grade {
    width: 40px;
    height: 40px;
    font-size: 20px;
}

.w3c-modal-score {
    font-size: 18px;
    font-weight: bold;
}

.w3c-modal-categories {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 20px;
}

.w3c-modal-category {
    border: 1px solid #ddd;
    border-radius: 6px;
    overflow: hidden;
}

.w3c-modal-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background-color: #f5f5f5;
    border-bottom: 1px solid #ddd;
}

.w3c-modal-category-name {
    font-weight: bold;
}

.w3c-modal-issues {
    padding: 10px 15px;
}

.w3c-modal-issue {
    margin-bottom: 12px;
    padding: 10px;
    border-radius: 4px;
    border-left: 4px solid #ddd;
}

.w3c-modal-issue.error {
    background-color: #FFEBEE;
    border-left-color: #F44336;
}

.w3c-modal-issue.warning {
    background-color: #FFF8E1;
    border-left-color: #FFC107;
}

.w3c-modal-issue.info {
    background-color: #E3F2FD;
    border-left-color: #2196F3;
}

.w3c-issue-header {
    margin-bottom: 5px;
}

.w3c-issue-severity {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: bold;
    margin-right: 8px;
}

.w3c-modal-issue.error .w3c-issue-severity {
    background-color: #F44336;
    color: white;
}

.w3c-modal-issue.warning .w3c-issue-severity {
    background-color: #FFC107;
    color: black;
}

.w3c-modal-issue.info .w3c-issue-severity {
    background-color: #2196F3;
    color: white;
}

.w3c-issue-message {
    font-weight: 500;
}

.w3c-issue-recommendation {
    margin-top: 8px;
    font-size: 13px;
    color: #666;
}

.w3c-recommendation-label {
    font-weight: 500;
    margin-right: 5px;
}

.w3c-no-issues {
    padding: 10px 15px;
    color: #4CAF50;
    font-weight: 500;
}

.w3c-modal-recommendations {
    background-color: #E8F5E9;
    padding: 15px;
    border-radius: 6px;
}

.w3c-modal-recommendations h4 {
    margin-top: 0;
    margin-bottom: 10px;
    color: #2E7D32;
}

.w3c-modal-recommendations ul {
    margin: 0;
    padding-left: 20px;
}

.w3c-modal-recommendations li {
    margin-bottom: 5px;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .w3c-test-categories {
        grid-template-columns: 1fr;
    }
    
    .w3c-stylesheets-info {
        flex-direction: column;
        gap: 5px;
    }
    
    .w3c-info-item {
        min-width: auto;
    }
    
    .w3c-test-modal-content {
        width: 95%;
        margin: 10% auto;
        padding: 15px;
    }
    
    .w3c-modal-score-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}