body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem;
    position: relative;  /* For absolute positioning of the toggle button */
}

nav {
    background-color: #f4f4f4;
    padding: 0.5rem;
}

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

nav ul li {
    display: inline;
    margin-right: 10px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
}

nav ul li a.active {
    color: #0066cc;
    font-weight: bold;
}

.container {
    width: 80%;
    max-width: 800px;
    margin: auto;
    padding: 20px;
    border-top: none; /* Ensure no border above the container */
}

/* Wider container for blog pages to accommodate TOC sidebar */
.container.blog-container {
    max-width: 1100px;
}

.post-title {
    margin-top: 0;
    line-height: 1.2;
}

@media (max-width: 899px) {
    .post-title {
        font-size: 2.1em;
        line-height: 1.15;
    }
}

/* Blog styles */
.blog-content {
    max-width: 800px;
    margin: 0 auto;
}

.metadata {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 20px;
}

.backlinks {
    margin-top: 20px;
    padding: 10px;
    background-color: #f0f0f0;
    border-radius: 5px;
}

/* Tags page styles */
.tag-list, #backlinks-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.tag-list li, #backlinks-list li {
    display: inline-block;
    margin-right: 6px; /* Reduced */
    margin-bottom: 3px; /* Reduced */
}

.tag-list a, #backlinks-list a {
    text-decoration: none;
    color: #666;
}

/* Specific styles for tags */
.tag-list a {
    padding: 1px 5px; /* Slightly reduced padding */
    border: 1px solid #ccc;
    border-radius: 3px;
    transition: background-color 0.2s ease;
}

.tag-list a:hover {
    background-color: #f0f0f0;
}

/* Specific styles for backlinks */
#backlinks-list a {
    color: #0066cc;
    transition: color 0.2s ease;
}

#backlinks-list a:hover {
    color: #004499;
    text-decoration: underline;
}

.tag-section {
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

.active-tag {
    font-weight: bold;
    background-color: #d0d0d0;
}

/* Series page styles */
.series-list {
    list-style-type: none;
    padding: 0;
}

.series-list li {
    margin-bottom: 20px;
}

.series-posts {
    margin-left: 20px;
}

/* Blog post tags */
.post-tags, .post-backlinks {
    margin-top: 1em;
    padding-top: 0.5em;
    border-top: 1px solid #e0e0e0;
    /* Removed background-color */
}

.post-tags h3, .post-backlinks h3 {
    font-size: 1em;  /* Same size as content */
    font-weight: bold;
    margin: 0 0 0.2em 0; /* Reduced bottom margin */
    color: #333;
}

.blog-tags {
    margin-top: 20px;
    margin-bottom: 20px;
}

.blog-tags ul {
    list-style-type: none;
    padding: 0;
}

.blog-tags li {
    display: inline-block;
    margin-right: 10px;
    margin-bottom: 10px;
}

.blog-tags a {
    text-decoration: none;
    padding: 5px 10px;
    background-color: #f0f0f0;
    border-radius: 3px;
    color: #333;
    font-size: 0.9em;
}

.blog-tags a:hover {
    background-color: #e0e0e0;
}

.container h2 {
    margin-top: 2em;
    /* Remove this line to get rid of the border */
    /* border-bottom: 1px solid #ccc; */
    padding-bottom: 0.5em;
}

.container ul {
    list-style-type: none;
    padding-left: 0;
}

.container ul li {
    margin-bottom: 0.5em;
}

.container ul li a {
    text-decoration: none;
    color: #0066cc;
}

.container ul li a:hover {
    text-decoration: underline;
}

.blog-preview {
    margin-bottom: 2em;
    padding-bottom: 1em;
    border-bottom: 1px solid #eee;
}

.preview-toggle {
    margin: 0.5em 0 1.2em;
    font-size: 0.95em;
}

.preview-toggle input {
    margin-right: 6px;
}

.previews-off .blog-preview {
    margin-bottom: 0.4em;
    padding-bottom: 0.1em;
    border-bottom: none;
}

.previews-off .blog-preview h4 {
    margin: 0 0 0.1em;
}

.previews-off .blog-preview h4 a {
    line-height: 1.2;
}

.blog-preview .blog-preview-tags {
    margin: 0.4em 0 0.6em;
    padding: 0;
}

.blog-preview .blog-preview-tags li {
    margin-right: 6px;
    margin-bottom: 4px;
}

.blog-preview h3 {
    margin-bottom: 0.5em;
}

.blog-preview h3 a {
    text-decoration: none;
    color: #333;
}

.blog-preview h3 a:hover {
    color: #0066cc;
}

.post-meta {
    font-style: italic;
    color: #666;
    margin-bottom: 20px;
}

.post-meta > div {
    margin: 0;
}

.lang-switch {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 10px;
}

.lang-switch-link {
    text-decoration: none;
    color: #666;
    padding: 1px 6px;
    border: 1px solid #ccc;
    border-radius: 3px;
    transition: background-color 0.2s ease;
}

.lang-switch-link:hover {
    background-color: #f0f0f0;
}

.embedded-page {
    width: 100%;
    height: 85vh;
    max-height: 950px;
    min-height: 600px;
    border: 0;
}

.read-more {
    display: inline-block;
    margin-top: 0.5em;
    text-decoration: none;
    color: #0066cc;
    font-weight: bold;
}

.read-more:hover {
    text-decoration: underline;
}

.blog-post {
    font-size: 1em;  /* Base font size for the entire blog post */
    line-height: 1.6;
}

.blog-post h1 {
    font-size: 2.5em;
    margin-top: 0;
    margin-bottom: 0.5em;
    color: #333;
}

.blog-post h2 {
    font-size: 2em;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    color: #444;
}

.blog-post h3 {
    font-size: 1.7em;
    margin-top: 1.2em;
    margin-bottom: 0.5em;
    color: #555;
}

.blog-post h4 {
    font-size: 1.4em;
    margin-top: 1em;
    margin-bottom: 0.5em;
    color: #666;
}

.blog-post h5 {
    font-size: 1.2em;
    margin-top: 0.8em;
    margin-bottom: 0.5em;
    color: #777;
}

.blog-post h6 {
    font-size: 1em;
    margin-top: 0.6em;
    margin-bottom: 0.5em;
    color: #888;
}

.post-content {
    margin-bottom: 1em; /* Reduced from 2em */
}

/* Restore Markdown list markers inside blog post content */
.post-content ul,
.post-content ol {
    padding-left: 1.25rem;
    margin: 0 0 1em 0;
}

.post-content ul {
    list-style: disc;
}

.post-content ol {
    list-style: decimal;
}

.post-content li {
    margin-bottom: 0.35em;
}

.post-content ul ul {
    list-style: circle;
}

.post-content ul ul ul {
    list-style: square;
}

.post-content ol ol {
    list-style: lower-alpha;
}

/* Blog layout: TOC sidebar on desktop, inline on mobile */
.post-layout {
    display: block;
}

.toc-container {
    margin: 0 0 1rem 0;
    position: sticky;
    top: 12px;
    z-index: 900;
}

@media (min-width: 900px) {
    .post-layout {
        display: flex;
        gap: 20px;
        align-items: flex-start;
    }

    .toc-container {
        flex: 0 0 280px;
        margin: 0;
        align-self: flex-start;
    }

    /* Align the title with the main content column (not the TOC column). */
    .post-title {
        margin-left: 300px;
    }

    .post-main {
        flex: 1 1 auto;
        min-width: 0;
    }

}

.post-tags, .post-backlinks {
    margin-top: 1em;
    padding-top: 0.5em;
    border-top: 1px solid #e0e0e0;
    /* Removed background-color */
}

.post-tags h3, .post-backlinks h3 {
    font-size: 1em;  /* Same size as content */
    font-weight: bold;
    margin: 0 0 0.2em 0; /* Reduced bottom margin */
    color: #333;
}

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

.tag-list li {
    display: inline-block;
    margin-right: 10px;
    margin-bottom: 5px;
}

.tag-list a {
    text-decoration: none;
    background-color: #f0f0f0;
    padding: 2px 6px;
    border-radius: 3px;
    color: #333;
}

.tag-list a:hover {
    background-color: #e0e0e0;
}

#backlinks-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

#backlinks-list li {
    display: block;  /* Changed from inline-block to block */
    margin-bottom: 8px;  /* Added more space between items */
    position: relative;  /* For bullet styling */
    padding-left: 15px;  /* Space for bullet */
}

#backlinks-list li:before {
    content: "•";  /* Bullet point */
    position: absolute;
    left: 0;
    color: #666;
}

.dark-mode #backlinks-list li:before {
    color: #999;  /* Lighter bullet color for dark mode */
}

#backlinks-list a {
    text-decoration: none;
    color: #0066cc;
}

#backlinks-list a:hover {
    text-decoration: underline;
}

/* Add these styles for the blog listings page */
.blog-preview {
    margin-bottom: 2em;
    padding-bottom: 1em;
    border-bottom: 1px solid #eee;
}

.blog-preview h4 {
    margin-bottom: 0.5em;
}

.blog-preview h4 a {
    text-decoration: none;
    color: #333;
}

.blog-preview h4 a:hover {
    color: #0066cc;
}

.blog-preview .post-meta {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 1em;
}

.blog-preview .blog-excerpt {
    white-space: pre-line;
}

.blog-preview .read-more {
    display: inline-block;
    margin-top: 0.5em;
    text-decoration: none;
    color: #0066cc;
    font-weight: bold;
}

.blog-preview .read-more:hover {
    text-decoration: underline;
}

.previews-off .blog-preview .blog-excerpt,
.previews-off .blog-preview .read-more,
.previews-off .blog-preview .post-meta,
.previews-off .blog-preview .blog-preview-tags {
    display: none;
}

/* Blog post styles */
.blog-post h1 {
    font-size: 2.5em;
    margin-top: 0; /* Ensure no extra space above the title */
    margin-bottom: 0.5em;
    color: #333;
    border-bottom: none; /* Ensure no border under the main title */
}

.blog-post h2 {
    font-size: 2em;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    color: #444;
}

.blog-post h3 {
    font-size: 1.7em;
    margin-top: 1.2em;
    margin-bottom: 0.5em;
    color: #555;
}

.blog-post h4 {
    font-size: 1.4em;
    margin-top: 1em;
    margin-bottom: 0.5em;
    color: #666;
}

.blog-post h5 {
    font-size: 1.2em;
    margin-top: 0.8em;
    margin-bottom: 0.5em;
    color: #777;
}

.blog-post h6 {
    font-size: 1em;
    margin-top: 0.6em;
    margin-bottom: 0.5em;
    color: #888;
}

.blog-post p {
    margin-bottom: 1em;
    line-height: 1.6;
}

.post-content img,
.blog-post img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 1rem auto;
}

.post-content figure,
.blog-post figure {
    margin: 1.25rem 0;
}

.post-content figure img,
.blog-post figure img {
    margin: 0 auto;
}

/* Add more specific styles for other elements in your blog posts as needed */

/* Add a separator between tags and backlinks if they're adjacent */
.post-tags + .post-backlinks {
    margin-top: 0.5em; /* Reduced */
    padding-top: 0.5em; /* Reduced */
    border-top: 1px solid #e0e0e0;
}

/* Dark mode styles */
.dark-mode {
    background-color: #1a1a1a;
    color: #e0e0e0;
}

.dark-mode header {
    background-color: #2d2d2d;
}

.dark-mode nav {
    background-color: #2d2d2d;
}

.dark-mode nav ul li a {
    color: #e0e0e0;
}

.dark-mode nav ul li a.active {
    color: #66b3ff;
}

.dark-mode .container {
    background-color: #1a1a1a;
}

.dark-mode a {
    color: #66b3ff;
}

.dark-mode .blog-preview {
    border-bottom-color: #333;
}

.dark-mode .post-meta {
    color: #999;
}

.dark-mode .tag-list a {
    background-color: #2d2d2d;
    border-color: #444;
    color: #e0e0e0;
}

.dark-mode .tag-list a:hover {
    background-color: #3d3d3d;
}

/* Dark mode toggle button styles */
.dark-mode-container {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

#dark-mode-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5em;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.2s;
}

#dark-mode-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Table of Contents styles */
.toc-details {
    width: 100%;
}

.toc-summary {
    cursor: pointer;
    font-weight: bold;
    margin-bottom: 0.5rem;
    display: block;
    padding: 0.5rem 0.75rem;
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
}

.toc-details[open] .toc-summary {
    margin-bottom: 0.75rem;
}

.dark-mode .toc-summary {
    background-color: #2d2d2d;
    border-color: #444;
}

.table-of-contents {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 2rem;
}

@media (min-width: 900px) {
    /* Keep the sidebar TOC from growing too tall on desktop */
    .toc-container .table-of-contents {
        max-height: calc(100vh - 120px);
        overflow: auto;
    }
}

.dark-mode .table-of-contents {
    background-color: #2d2d2d;
    border-color: #444;
}

.table-of-contents h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.2em;
}

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

.table-of-contents li {
    margin-bottom: 0.35rem;
}

.table-of-contents a {
    display: block;
    text-decoration: none;
    color: #0066cc;
    transition: color 0.2s;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    hyphens: auto;
    line-height: 1.35;
}

.table-of-contents a:hover {
    color: #004499;
}

.toc-h1 {
    font-weight: bold;
}

.toc-h2 {
    font-weight: bold;
}

.toc-h3 {
    padding-left: 1.5rem;
    font-size: 0.95em;
}

.toc-h4 {
    padding-left: 3rem;
    font-size: 0.9em;
}

/* Active TOC link */
.table-of-contents a.active {
    color: #004499;
    font-weight: bold;
}

/* Dark mode header colors */
.dark-mode .blog-post h1,
.dark-mode h1 {
    color: #ffffff;
}

.dark-mode .blog-post h2,
.dark-mode h2 {
    color: #f0f0f0;
}

.dark-mode .blog-post h3,
.dark-mode h3 {
    color: #e0e0e0;
}

.dark-mode .blog-post h4,
.dark-mode h4 {
    color: #d0d0d0;
}

.dark-mode .blog-post h5,
.dark-mode h5 {
    color: #c0c0c0;
}

.dark-mode .blog-post h6,
.dark-mode h6 {
    color: #b0b0b0;
}

.dark-mode .post-tags h3,
.dark-mode .post-backlinks h3 {
    color: #e0e0e0;
}

/* Footer styles */
footer {
    text-align: center;
    padding: 1rem;
    margin-top: 2rem;
    border-top: 1px solid #e0e0e0;
}

.dark-mode footer {
    border-top-color: #444;
}

footer p {
    margin: 0;
}

/* Progress bar styles */
#progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: rgba(0, 0, 0, 0.1);  /* Light gray background */
    z-index: 1000;
}

#reading-progress {
    height: 100%;
    width: 0;
    background: linear-gradient(to right, #4a90e2, #67b26f);  /* Blue to green gradient */
    transition: width 0.1s ease;
    border-radius: 0 2px 2px 0;  /* Rounded right edge */
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.2);  /* Subtle shadow */
}

/* Dark mode progress bar */
.dark-mode #progress-container {
    background-color: rgba(255, 255, 255, 0.1);  /* Slightly visible in dark mode */
}

.dark-mode #reading-progress {
    background: linear-gradient(to right, #00c6ff, #0072ff);  /* Bright blue gradient */
    box-shadow: 0 0 3px rgba(0, 198, 255, 0.3);  /* Glowing effect */
}

/* Back to top button */
.back-to-top {
    position: fixed;
    right: 18px;
    bottom: 18px;
    padding: 8px 10px;
    font-size: 14px;
    line-height: 1;
    background-color: #333;
    color: #fff;
    border: 1px solid #666;
    border-radius: 6px;
    cursor: pointer;
    opacity: 0.9;
    z-index: 1000;
}

.back-to-top:hover {
    opacity: 1;
}

.dark-mode .back-to-top {
    background-color: #444;
    color: #fff;
    border-color: #666;
}

/* Mobile: hide sticky UI when scrolling down */
@media (max-width: 899px) {
    .scroll-direction-hidden {
        opacity: 0;
        pointer-events: none;
    }

    .toc-container.scroll-direction-hidden {
        visibility: hidden;
    }
}

/* Styles for series list */
.series-posts li {
    display: block;
    position: relative;
    padding-left: 15px;
    margin-bottom: 8px;
}

.series-posts li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #666;
}

.dark-mode .series-posts li:before {
    color: #999;
}

/* Styles for tags page links */
#tag-sections ul li,
#all-tags ul li {
    display: block;
    position: relative;
    padding-left: 15px;
    margin-bottom: 8px;
}

#tag-sections ul li:before,
#all-tags ul li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #666;
}

.dark-mode #tag-sections ul li:before,
.dark-mode #all-tags ul li:before {
    color: #999;
}