/* Base Styles */
:root {
  --primary-color: #1a1a1a;
  --secondary-color: #252525;
  --text-color: #eaeaea;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --muted-color: #9ca3af;
  --border-color: #374151;
  --card-bg: #252525;
  --code-bg: #1e293b;
  --code-text: #e2e8f0;
  --header-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  --body-font: var(--header-font);
  --code-font: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --transition-speed: 0.3s;
}

body.light-theme {
  --primary-color: #ffffff;
  --secondary-color: #f8f9fa;
  --text-color: #1a1a1a;
  --muted-color: #6b7280;
  --border-color: #e5e7eb;
  --card-bg: #ffffff;
  --code-bg: #f1f5f9;
  --code-text: #334155;
}

body.light-theme .article-header {
  background-color: rgb(211 211 211 / 30%);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: var(--body-font);
  line-height: 1.7;
  color: var(--text-color);
  background-color: var(--primary-color);
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color var(--transition-speed);
}

a:hover {
  color: var(--accent-hover);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--header-font);
  margin-bottom: 0.5rem;
  line-height: 1.3;
  font-weight: 700;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
}

img {
  max-width: 100%;
  height: auto;
}

code {
  font-family: var(--code-font);
  font-size: 0.9em;
  padding: 0.2em 0.4em;
  background-color: var(--code-bg);
  color: var(--code-text);
  border-radius: 3px;
}

pre {
  overflow-x: auto;
  background-color: var(--code-bg);
  padding: 1rem;
  border-radius: 5px;
  margin: 1rem 0;
}

pre code {
  background-color: transparent;
  padding: 0;
}

ul {
  list-style-position: inside;
  margin-bottom: 1rem;
}

ol {
  list-style-position: inside;
  margin-bottom: 1rem;
}

.article-content ul li {
  margin-bottom: 0.5rem;
}

.article-content ol li {
  margin-bottom: 0.5rem;
}

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  flex: 1 0 auto;
}

/* Header and Navigation */
header {
  background-color: var(--secondary-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.main-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
}

.theme-toggle {
  background: transparent;
  border: none;
  color: var(--text-color);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-color);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--accent-color);
}

/* Hero Section */
.hero {
  padding: 3rem 0;
  text-align: center;
}

.welcome-message {
  font-size: 1.25rem;
  margin: 1.5rem 0;
}

.blog-description {
  max-width: 800px;
  margin: 2rem auto;
  text-align: left;
  list-style-type: none;
}

.blog-description li {
  margin-bottom: 0.75rem;
  position: relative;
  padding-left: 1.5rem;
}

.blog-description li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.social-links a {
  color: var(--text-color);
}

.social-links a:hover {
  color: var(--accent-color);
}

/* Posts Section */
.posts {
  padding: 2rem 0;
}

.post-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-speed);
}

.post-card:hover {
  transform: translateY(-3px);
}

.post-card h2 {
  margin-bottom: 0.75rem;
}

.post-card h2 a {
  color: var(--text-color);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--muted-color);
  font-size: 0.9rem;
}

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

.read-more {
  display: inline-block;
  font-weight: 500;
}

/* Article Page */
.article-page {
  padding: 2rem;
}

.breadcrumbs {
  margin-top: 1rem;
  margin-bottom: 2rem;
  color: var(--muted-color);
  font-size: 0.9rem;
}

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

.article-header {
  margin-bottom: 2rem;
  background-color: rgba(53, 53, 61, 0.3);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 10;
}

.article-header h1 {
  margin-bottom: 0.8rem;
}

.article-meta {
  color: var(--muted-color);
  font-size: 0.95rem;
  margin-top: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 0.8rem;
}

.article-content {
  max-width: 800px;
  margin: 0 auto 3rem;
}

.article-cover {
  margin-bottom: 2rem;
  text-align: center;
}

.theme-info {
  background-color: var(--secondary-color);
  padding: 2rem;
  border-radius: 8px;
  margin-bottom: 2rem;
  text-align: center;
}

.theme-info h2 {
  color: var(--muted-color);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.title {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.features {
  margin-bottom: 1rem;
  color: var(--muted-color);
}

.feature {
  color: var(--accent-color);
}

.repo-link {
  display: inline-block;
  font-family: var(--code-font);
  color: var(--text-color);
  background-color: var(--code-bg);
  padding: 0.5rem 1rem;
  border-radius: 4px;
}

.table-of-contents {
  background-color: var(--secondary-color);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.table-of-contents h3 {
  margin-bottom: 1rem;
}

.table-of-contents ul {
  list-style-type: none;
  padding-left: 1rem;
}

/* Ensure nested lists in article content display properly */
.article-content ul ul {
  margin-top: 0.5rem;
  margin-left: 1.5rem;
  list-style-type: disc;
}

.article-content ol ol {
  margin-top: 0.5rem;
  margin-left: 1.5rem;
  list-style-type: decimal;
}

.table-of-contents li {
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.post-date {
  color: var(--muted-color);
  font-size: 0.9rem;
  margin-left: 1rem;
  flex-shrink: 0;
}

.code-block {
  margin: 1.5rem 0;
}

.article-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.tags {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag {
  background-color: var(--code-bg);
  color: var(--code-text);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  transition: background-color var(--transition-speed);
}

.tag:hover {
  background-color: var(--accent-color);
  color: white;
}

.share {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.share a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--code-bg);
  color: var(--text-color);
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

.share a:hover {
  background-color: var(--accent-color);
  color: white;
}

.post-navigation {
  display: flex;
  justify-content: space-between;
  margin: 3rem 0;
}

.prev-post, .next-post {
  flex: 1;
  padding: 1rem;
  background-color: var(--card-bg);
  border-radius: 8px;
  transition: transform var(--transition-speed);
}

.prev-post {
  margin-right: 1rem;
}

.next-post {
  margin-left: 1rem;
  text-align: right;
}

.prev-post:hover, .next-post:hover {
  transform: translateY(-3px);
}

.post-navigation span {
  color: var(--muted-color);
  font-size: 0.9rem;
}

.post-navigation p {
  color: var(--text-color);
  font-weight: 500;
  margin: 0;
}

.related-posts {
  margin: 3rem 0;
}

.related-posts h3 {
  margin-bottom: 1.5rem;
}

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

.related-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 1.5rem;
  transition: transform var(--transition-speed);
}

.related-card:hover {
  transform: translateY(-3px);
}

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

.related-card p {
  color: var(--muted-color);
  font-size: 0.9rem;
  margin: 0;
}

/* Footer */
footer {
  background-color: var(--secondary-color);
  padding: 2rem 0;
  text-align: center;
  flex-shrink: 0;
  margin-top: auto;
}

/* PaperMod-specific styles */
#table-of-contents {
  background-color: rgba(0, 0, 0, 0.05);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.disclosure-button {
  background-color: transparent;
  border: none;
  color: var(--text-color);
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0;
}

.code-yaml, .format-indicator {
  display: inline-block;
  background-color: rgba(0, 0, 0, 0.1);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: var(--code-font);
  font-size: 0.9em;
}

.format-indicator {
  background-color: var(--code-bg);
  font-size: 0.85em;
  margin: 0 0.2rem;
}

.code-format {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.5rem;
  margin: 0 0.2rem;
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  font-family: var(--code-font);
  font-size: 0.9em;
}

.breadcrumb-separator {
  margin: 0 0.5rem;
  color: var(--muted-color);
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.mobile-menu-btn span {
  height: 3px;
  width: 100%;
  background-color: var(--text-color);
  border-radius: 3px;
  transition: all 0.3s ease;
}

.nav-links.active {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background-color: var(--secondary-color);
  padding: 1rem;
  z-index: 100;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.nav-links.active li {
  margin: 0.5rem 0;
}

.main-content {
  padding-top: 2rem;
}

.page-title {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.post-meta-date {
  color: var(--muted-color);
  font-size: 0.9rem;
}

/* Media Queries */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }
  
  .nav-links {
    display: none;
  }
  
  .container {
    width: 100%;
    padding: 0;
  }
  
  header .container, 
  .main-nav,
  .logo {
    padding: 0 1rem;
  }
  
  .article-page {
    padding: 1rem;
  }
  
  .article-content {
    width: 100%;
    padding: 0 0.5rem;
  }
  
  .article-header {
    border-radius: 0;
    margin-left: -1rem;
    margin-right: -1rem;
    padding: 1rem;
  }
  
  .article-footer,
  .post-navigation {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .prev-post, .next-post {
    margin: 0;
  }
  
  .next-post {
    text-align: left;
  }
  
  .related-cards {
    grid-template-columns: 1fr;
  }
  
  .table-of-contents {
    margin-left: 0.5rem;
    margin-right: 0.5rem;
    padding: 1rem;
  }
  
  ul {
    padding-left: 1rem;
  }

  ul li {
    margin-bottom: 0.8rem;
  }
  
  h1, h2, h3 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
  }
  
  pre, .post-card, .related-card {
    margin-left: 0;
    margin-right: 0;
    border-radius: 6px;
  }
  
  footer .container {
    padding: 0 1rem;
  }
}