/* Dark Mode Only Theme */

:root {
  color-scheme: dark;
  --bg-primary: #1a1a1a;
  --bg-secondary: #2a2a2a;
  --bg-accent: #333333;
  --text-primary: #e0e0e0;
  --text-secondary: #b0b0b0;
  --text-tertiary: #808080;
  --accent-color: #4da6ff;
  --accent-hover: #66b3ff;
  --border-color: #404040;
  --code-bg: #2a2a2a;
  --header-bg: #1a1a1a;
  --header-text: #e0e0e0;
  --link-color: #4da6ff;
  --link-hover: #66b3ff;
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  margin: 0;
  padding: 0;
}

/* Header */
header {
  background-color: var(--header-bg);
  color: var(--header-text);
  padding: 2rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

header .inner {
  max-width: 960px;
  margin: 0 auto;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
  color: var(--header-text);
  letter-spacing: -0.02em;
}

header h2 {
  font-size: 1.25rem;
  font-weight: 400;
  margin: 0 0 1rem 0;
  color: var(--header-text);
  opacity: 0.9;
}

header nav {
  margin-top: 1rem;
}

header nav a {
  color: var(--header-text);
  text-decoration: none;
  margin-right: 1rem;
  opacity: 0.9;
  transition: opacity 0.2s ease;
}

header nav a:hover {
  opacity: 1;
  text-decoration: underline;
}

header a.button {
  display: inline-block;
  background-color: var(--bg-accent);
  color: var(--header-text);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

header a.button:hover {
  background-color: var(--border-color);
}

/* Main Content Layout */
#content-wrapper {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.inner.clearfix {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

#main-content {
  flex: 1 1 660px;
  min-width: 0;
}

aside#sidebar {
  flex: 0 0 260px;
  font-size: 0.9rem;
  background-color: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: 8px;
  height: fit-content;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

#main-content h1:first-child,
#main-content h2:first-child,
#main-content h3:first-child {
  margin-top: 0;
}

p {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

/* Links */
a {
  color: var(--link-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

/* Lists */
ul, ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
}

ul {
  list-style-type: disc;
}

ol {
  list-style-type: decimal;
}

li {
  margin-bottom: 0.25rem;
}

/* Code */
code {
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  font-size: 0.875em;
  background-color: var(--code-bg);
  padding: 0.125rem 0.375rem;
  border-radius: 3px;
  color: var(--text-primary);
}

pre {
  background-color: var(--code-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 1rem;
  overflow-x: auto;
  margin-bottom: 1rem;
  line-height: 1.4;
}

pre code {
  background-color: transparent;
  padding: 0;
  border-radius: 0;
  font-size: 0.875rem;
}

/* Blockquotes */
blockquote {
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
  margin: 1.5rem 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

th, td {
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  text-align: left;
}

th {
  background-color: var(--bg-secondary);
  font-weight: 600;
}

/* Horizontal Rule */
hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 2rem 0;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1rem 0;
}

/* Sidebar */
aside#sidebar h3 {
  font-size: 1.125rem;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

aside#sidebar h3:first-child {
  margin-top: 0;
}

aside#sidebar p {
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

aside#sidebar a {
  color: var(--link-color);
}

aside#sidebar hr {
  margin: 1.5rem 0;
}

/* Blog Specific Styles */
.blog-post-preview {
  margin-bottom: 2rem;
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--accent-color);
  border-radius: 0 8px 8px 0;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.blog-post-preview:hover {
  background-color: var(--bg-accent);
  transform: translateX(4px);
}

.blog-post-preview h2 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.75rem;
}

.blog-post-preview h2 a {
  color: var(--text-primary);
  text-decoration: none;
}

.blog-post-preview h2 a:hover {
  color: var(--link-color);
  text-decoration: underline;
}

.post-meta {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.post-tags .tag,
.category-tag {
  display: inline-block;
  background-color: var(--bg-accent);
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.75rem;
  margin-right: 0.5rem;
  margin-bottom: 0.25rem;
  text-decoration: none;
  color: var(--text-primary);
  transition: background-color 0.2s ease;
}

.post-tags .tag:hover,
.category-tag:hover {
  background-color: var(--border-color);
}

/* Post Header */
.post-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.post-header h1 {
  margin-bottom: 0.5rem;
  margin-top: 0;
  color: var(--text-primary);
}

.post-description {
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--accent-color);
  padding: 1rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--text-secondary);
  border-radius: 0 8px 8px 0;
}

/* Pagination */
.pagination {
  margin-top: 2rem;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.pagination a,
.page-link {
  background-color: var(--accent-color);
  color: var(--header-text);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.pagination a:hover,
.page-link:hover {
  background-color: var(--accent-hover);
}

.page-info {
  color: var(--text-secondary);
}

/* Breadcrumbs */
.breadcrumbs {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.breadcrumbs a {
  color: var(--link-color);
}

/* Navigation */
nav {
  margin-bottom: 1.5rem;
  padding: 1rem;
  background-color: var(--bg-secondary);
  border-radius: 8px;
}

nav a {
  color: var(--link-color);
  margin-right: 1rem;
}

/* Social Sharing */
.social-sharing {
  margin: 2rem 0;
}

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

.social-sharing a {
  display: inline-block;
  padding: 0.5rem 1rem;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  border-radius: 4px;
  color: var(--header-text);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.social-sharing a:hover {
  opacity: 0.8;
}

/* Author Info */
.author-info {
  background-color: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: 8px;
  margin: 2rem 0;
}

.author-info h4 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

/* Post Footer */
.post-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

/* Footer */
footer {
  margin-top: 3rem;
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
  border-top: 1px solid var(--border-color);
}

footer a {
  color: var(--text-secondary);
}

footer a:hover {
  color: var(--text-primary);
}

/* Utilities */
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}

/* Responsive Design */
@media (max-width: 768px) {
  header h1 {
    font-size: 2rem;
  }

  header h2 {
    font-size: 1.125rem;
  }

  .inner.clearfix {
    flex-direction: column;
  }

  #main-content {
    flex: 1 1 100%;
  }

  aside#sidebar {
    flex: 1 1 100%;
    order: 2;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }

  .blog-post-preview {
    padding: 1rem;
    margin-left: -0.5rem;
    margin-right: -0.5rem;
    border-radius: 0;
  }

  .post-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .pagination {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  header {
    padding: 1.5rem 1rem;
  }

  header h1 {
    font-size: 1.75rem;
  }

  header h2 {
    font-size: 1rem;
  }

  #content-wrapper {
    margin: 1rem auto;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
}