/* Custom styles for templates */

/* Single Post Styles */
.single-post {
    margin-bottom: 2rem;
}

.single-post .entry-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.single-post .entry-title {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--heading-color);
}

.single-post .entry-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.single-post .entry-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.single-post .featured-image {
    margin: 2rem 0;
    text-align: center;
}

.single-post .featured-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Featured Posts Widget */
.featured-posts-widget {
    margin: 0 -1rem;
}

.featured-post-item {
    display: flex;
    align-items: flex-start;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

.featured-post-item:hover {
    background-color: rgba(52, 152, 219, 0.05);
}

.featured-post-item:last-child {
    border-bottom: none;
}

.featured-post-thumbnail {
    flex-shrink: 0;
    margin-right: 1rem;
    width: 60px;
    height: 60px;
    overflow: hidden;
    border-radius: 6px;
}

.featured-post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.featured-post-thumbnail:hover img {
    transform: scale(1.05);
}

.featured-post-content {
    flex: 1;
    min-width: 0;
}

.featured-post-title {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    line-height: 1.3;
}

.featured-post-title a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
}

.featured-post-title a:hover {
    color: var(--accent-color);
}

.featured-post-date {
    font-size: 0.75rem;
    color: #888;
    margin-bottom: 0.25rem;
}

.featured-post-excerpt {
    font-size: 0.8rem;
    color: #666;
    line-height: 1.4;
}

/* Social Sharing */
.social-sharing {
    margin: 2rem 0;
    padding: 2rem;
    background: var(--card-background);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.social-sharing h4 {
    margin-bottom: 1rem;
    color: var(--heading-color);
}

.social-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.social-buttons a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: transform 0.2s ease;
}

.social-buttons a:hover {
    transform: translateY(-2px);
}

.share-facebook { background: #1877f2; color: white; }
.share-twitter { background: #1da1f2; color: white; }
.share-linkedin { background: #0077b5; color: white; }
.share-email { background: #666; color: white; }

/* Author Bio */
.author-bio {
    display: flex;
    gap: 1rem;
    padding: 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.author-avatar img {
    border-radius: 50%;
}

.author-info h4 {
    margin-bottom: 0.5rem;
    color: var(--heading-color);
}

/* Related Posts */
.related-posts {
    margin: 3rem 0;
}

.related-posts h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    color: var(--heading-color);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.related-post-item {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.related-post-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.related-post-thumb img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.related-post-content {
    padding: 1rem;
}

.related-post-content h4 {
    margin-bottom: 0.5rem;
}

.related-post-content h4 a {
    text-decoration: none;
    color: var(--heading-color);
}

/* Archive Styles */
.archive-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.archive-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--heading-color);
}

.archive-description {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.archive-filters {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 2rem 0;
    padding: 1rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.filter-options select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--input-background);
}

.view-options {
    display: flex;
    gap: 0.5rem;
}

.view-toggle {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    background: var(--button-background);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.view-toggle.active,
.view-toggle:hover {
    background: var(--primary-color);
    color: white;
}

.posts-grid.archive-posts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.post-item {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.post-thumbnail {
    position: relative;
    overflow: hidden;
}

.post-thumbnail img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.post-item:hover .post-thumbnail img {
    transform: scale(1.05);
}

.post-categories {
    position: absolute;
    top: 1rem;
    left: 1rem;
}

.category-badge {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    text-decoration: none;
    font-weight: 500;
}

.post-content {
    padding: 1.5rem;
}

.post-title {
    margin-bottom: 1rem;
}

.post-title a {
    text-decoration: none;
    color: var(--heading-color);
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.post-excerpt {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.post-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: background 0.2s ease;
}

.read-more-btn:hover {
    background: var(--primary-hover);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag-link {
    background: var(--tag-background);
    color: var(--tag-color);
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
    text-decoration: none;
    transition: background 0.2s ease;
}

.tag-link:hover {
    background: var(--tag-hover);
}

/* Search Results */
.search-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.search-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--heading-color);
}

.search-term {
    color: var(--primary-color);
    font-weight: 600;
}

.search-results-count {
    color: var(--text-muted);
    font-style: italic;
}

.search-form-enhanced {
    margin: 2rem 0;
    padding: 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.search-input-group {
    display: flex;
    margin-bottom: 1rem;
}

.search-field {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    background: var(--input-background);
}

.search-submit {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
}

.search-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.search-filters label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 2rem 0;
    padding: 1rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.search-result-item {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    margin-bottom: 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: box-shadow 0.2s ease;
}

.search-result-item:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.result-thumbnail {
    flex-shrink: 0;
    width: 200px;
}

.result-thumbnail img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.result-content {
    flex: 1;
}

.result-title {
    margin-bottom: 0.5rem;
}

.result-title a {
    text-decoration: none;
    color: var(--heading-color);
    font-size: 1.5rem;
    font-weight: 600;
}

.result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.result-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.result-excerpt {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.result-excerpt mark {
    background: yellow;
    padding: 0.1rem 0.25rem;
    border-radius: 2px;
}

.result-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.result-url {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* No Results */
.no-posts-found,
.no-search-results {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.no-posts-icon,
.no-results-icon {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.search-suggestions,
.popular-posts-suggestions,
.categories-suggestions {
    margin: 2rem 0;
    text-align: left;
}

.popular-posts-grid,
.category-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.popular-post-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.popular-post-thumb {
    flex-shrink: 0;
    width: 80px;
}

.popular-post-thumb img {
    width: 100%;
    height: 60px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.category-suggestion {
    display: inline-block;
    background: var(--tag-background);
    color: var(--tag-color);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    margin: 0.25rem;
    transition: background 0.2s ease;
}

.category-suggestion:hover {
    background: var(--tag-hover);
}

/* 404 Error Page */
.error-404-page {
    text-align: center;
    padding: 4rem 2rem;
}

.error-header {
    margin-bottom: 3rem;
}

.error-icon {
    font-size: 6rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    position: relative;
}

.error-number {
    font-size: 8rem;
    font-weight: 900;
    color: var(--primary-color);
    opacity: 0.3;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.error-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--heading-color);
}

.error-description {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.error-actions {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.error-search-section {
    margin: 3rem 0;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.helpful-links {
    margin: 4rem 0;
    text-align: left;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.link-section {
    background: var(--card-background);
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.link-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--heading-color);
}

.link-section ul {
    list-style: none;
    padding: 0;
}

.link-section li {
    margin-bottom: 0.5rem;
}

.link-section a {
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.2s ease;
}

.link-section a:hover {
    color: var(--primary-color);
}

.link-section small {
    color: var(--text-muted);
    margin-left: 0.5rem;
}

/* Comments */
.comments-area {
    margin: 3rem 0;
}

.comments-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--heading-color);
}

.comment-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comment-list li {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.comment-list li.parent {
    border-left: 4px solid var(--primary-color);
}

.comment-list .children {
    margin-top: 1rem;
    margin-left: 2rem;
    border-left: 2px solid var(--border-color);
    padding-left: 1rem;
}

.comment-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.comment-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.comment-author img {
    border-radius: 50%;
}

.comment-author-badge span {
    background: var(--primary-color);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

.admin-badge { background: #dc3545 !important; }
.editor-badge { background: #fd7e14 !important; }
.author-badge { background: #198754 !important; }

.comment-metadata {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.comment-awaiting-moderation {
    background: #fff3cd;
    color: #856404;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    font-style: italic;
}

.comment-content {
    line-height: 1.6;
    margin-bottom: 1rem;
}

.comment-actions {
    display: flex;
    gap: 1rem;
}

.comment-like,
.comment-share {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    background: none;
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s ease;
}

.comment-like:hover,
.comment-share:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Comment Form */
.comment-form {
    background: var(--card-background);
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

.comment-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.comment-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.comment-form input,
.comment-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--input-background);
    font-family: inherit;
}

.comment-form textarea {
    resize: vertical;
    min-height: 120px;
}

.comment-form .required {
    color: #dc3545;
}

.comment-form-tips {
    margin-top: 0.5rem;
}

.comment-form-tips small {
    color: var(--text-muted);
}

.comment-notes {
    background: #d1ecf1;
    color: #0c5460;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
}

.comment-policy {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.comment-submit {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: background 0.2s ease;
}

.comment-submit:hover {
    background: var(--primary-hover);
}

/* Contact Form */
.contact-form-section {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.contact-form .form-group {
    margin-bottom: 1rem;
}

.contact-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--input-background);
    font-family: inherit;
}

/* Lightbox Styles */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    animation: fadeIn 0.3s forwards;
}

.lightbox-container {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    text-align: center;
}

.lightbox-container img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 40px;
    height: 40px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lightbox-close:hover {
    background: #c0392b;
    transform: scale(1.1);
}

.lightbox-caption {
    margin-top: 1rem;
    color: white;
    font-size: 1.1rem;
    text-align: center;
}

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

/* Table of Contents */
.table-of-contents {
    background: var(--sidebar-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.table-of-contents h4 {
    margin: 0 0 1rem 0;
    color: var(--text-color);
    font-size: 1.2rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
}

.table-of-contents ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.table-of-contents li {
    margin: 0.5rem 0;
}

.table-of-contents a {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.25rem 0;
    display: block;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    padding-left: 0.5rem;
}

.table-of-contents a:hover {
    color: var(--accent-color);
    border-left-color: var(--accent-color);
    background: rgba(52, 152, 219, 0.1);
}

.table-of-contents .toc-level-3 a {
    padding-left: 1.5rem;
    font-size: 0.9rem;
}

.table-of-contents .toc-level-4 a {
    padding-left: 2.5rem;
    font-size: 0.85rem;
}

.table-of-contents .toc-level-5 a,
.table-of-contents .toc-level-6 a {
    padding-left: 3.5rem;
    font-size: 0.8rem;
}

/* Widget Collapse Feature */
.widget.collapsed .widget-title::after {
    content: '+';
    float: right;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.widget:not(.collapsed) .widget-title::after {
    content: '−';
    float: right;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.widget-title {
    cursor: pointer;
    user-select: none;
    position: relative;
}

.widget-title:hover {
    color: var(--accent-color);
}

/* Enhanced Search Form */
.search-form.focused {
    transform: scale(1.02);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.2);
}

.search-form .search-field:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* Featured Posts Widget Hover */
.featured-post-item.hovered {
    background: rgba(52, 152, 219, 0.05);
    transform: translateX(5px);
}

.featured-post-item.hovered .featured-post-thumbnail img {
    transform: scale(1.05);
}

/* Smooth Animations */
.widget,
.post-item,
.featured-post-item {
    transition: all 0.3s ease;
}

/* Loading States */
.widget-loading {
    position: relative;
    pointer-events: none;
}

.widget-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Notification System */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 6px;
    color: white;
    font-weight: 500;
    z-index: 10000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    background: #27ae60;
}

.notification.error {
    background: #e74c3c;
}

.notification.warning {
    background: #f39c12;
}

.notification.info {
    background: var(--accent-color);
}

/* Sticky Elements */
.sticky-sidebar {
    position: sticky;
    top: 2rem;
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
}

/* Enhanced Accessibility */
.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.skip-link:focus {
    position: fixed;
    top: 20px;
    left: 20px;
    width: auto;
    height: auto;
    padding: 1rem;
    background: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    z-index: 10000;
}

/* Focus Indicators */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Keyboard Navigation */
.keyboard-user .post-item:focus,
.keyboard-user .widget:focus,
.keyboard-user .featured-post-item:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Performance Indicators */
.performance-indicator {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.performance-indicator.show {
    opacity: 1;
}

/* Mobile Enhancements */
@media (max-width: 768px) {
    .single-post .entry-title {
        font-size: 2rem;
    }
    
    .single-post .entry-meta {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }
    
    .author-bio {
        flex-direction: column;
        text-align: center;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .archive-filters {
        flex-direction: column;
        gap: 1rem;
    }
    
    .posts-grid.archive-posts {
        grid-template-columns: 1fr;
    }
    
    .search-result-item {
        flex-direction: column;
    }
    
    .result-thumbnail {
        width: 100%;
    }
    
    .error-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
    
    .comment-form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .social-buttons {
        justify-content: center;
    }
    
    .search-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-controls {
        flex-direction: column;
        gap: 1rem;
    }
    
    .table-of-contents {
        margin: 1rem -1.5rem;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .lightbox-container {
        max-width: 95%;
        max-height: 95%;
    }
    
    .lightbox-close {
        top: -15px;
        right: -15px;
        width: 50px;
        height: 50px;
        font-size: 28px;
    }
    
    .notification {
        top: 10px;
        right: 10px;
        left: 10px;
        transform: translateY(-100%);
    }
    
    .notification.show {
        transform: translateY(0);
    }
    
    .sticky-sidebar {
        position: static;
    }
}

/* Print Styles */
@media print {
    .sidebar-left,
    .sidebar-right,
    .main-navigation,
    .social-sharing,
    .load-more-container,
    .comment-form {
        display: none !important;
    }
    
    .main-content {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .post-item {
        break-inside: avoid;
        margin-bottom: 2rem;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #e0e0e0;
        --sidebar-bg: #2d2d2d;
        --border-color: #404040;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .post-item {
        border: 2px solid var(--text-color);
    }
    
    .widget {
        border: 2px solid var(--text-color);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}