/* Modern CSS with Compact Theme */

:root {
  /* Compact theme - denser layout */
  --bg-color: #fafafa;
  --text-color: #1a1a1a;
  --heading-color: #000000;
  --link-color: #0066cc;
  --link-hover-color: #004499;
  --border-color: #dddddd;
  --code-bg: #f0f0f0;
  --accent-color: #0066cc;
  --shadow-color: rgba(0, 0, 0, 0.08);
  --card-bg: #ffffff;
  --nav-bg: #333333;
  --nav-text: #ffffff;
  --muted-text-color: #999999;
  
  /* Compact spacing */
  --spacing-unit: 16px;
  --base-font-size: 14px;
  --base-line-height: 1.4;
  --max-width: 1200px;
  
  /* Transitions */
  --transition-speed: 0.3s;
}

/* Apply spacing and font size from theme */
body {
  font-size: var(--base-font-size);
  line-height: var(--base-line-height);
  background-color: var(--bg-color);
  color: var(--text-color);
}

.wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
}

/* Compact theme specific adjustments */
.post-list-item,
.card {
  padding: 12px;
  margin-bottom: 12px;
}

h1 {
  font-size: 1.8em;
  margin-bottom: 0.5em;
}

h2 {
  font-size: 1.4em;
  margin-bottom: 0.4em;
}

p {
  margin-bottom: 0.8em;
}

a {
  color: var(--link-color);
  transition: color var(--transition-speed);
}

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

/* Small Print Button at Bottom */
.print-button {
  display: inline-block;
  background: var(--border-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 11px;
  font-weight: normal;
  transition: all var(--transition-speed);
  margin-top: 30px;
  opacity: 0.7;
}

.print-button:hover {
  opacity: 1;
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

/* Mobile Navigation */
.mobile-nav-toggle {
  display: none;
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1001;
  background: var(--accent-color);
  color: white;
  border: none;
  border-radius: 8px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  font-size: 24px;
  box-shadow: 0 2px 8px var(--shadow-color);
  transition: transform var(--transition-speed);
}

.mobile-nav-toggle:hover {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .site-nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--nav-bg);
    transition: left var(--transition-speed);
    z-index: 1000;
    padding: 80px 20px 20px;
    box-shadow: 2px 0 10px var(--shadow-color);
  }
  
  .site-nav.open {
    left: 0;
  }
  
  .site-nav .page-link {
    display: block;
    color: var(--nav-text);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
}

/* Responsive Grid Layout */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-unit);
  margin: var(--spacing-unit) 0;
}

/* Card Styles */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 4px var(--shadow-color);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

/* Skeleton Loader */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--border-color) 0%,
    var(--code-bg) 50%,
    var(--border-color) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton-text {
  height: 16px;
  margin: 8px 0;
}

.skeleton-title {
  height: 24px;
  width: 60%;
  margin: 8px 0;
}

/* Responsive Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

.lazy-image {
  opacity: 0;
  transition: opacity 0.3s;
}

.lazy-image.loaded {
  opacity: 1;
}

/* Project and Doc specific styles */
.project-tags,
.doc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.tag {
  background: var(--accent-color);
  color: white;
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 0.85em;
  font-weight: 500;
}

.project-link {
  display: inline-block;
  margin-right: 12px;
  padding: 6px 12px;
  background: var(--accent-color);
  color: white !important;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.9em;
  transition: background var(--transition-speed);
}

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

/* Accessibility */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent-color);
  color: white;
  padding: 8px 16px;
  text-decoration: none;
  border-radius: 0 0 4px 0;
  z-index: 100;
}

.skip-to-content:focus {
  top: 0;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Focus styles */
*:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Cache Clear Button - Small, unobtrusive, bottom-right */
.cache-clear-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: transparent;
  border: none;
  font-size: 20px;
  cursor: pointer;
  opacity: 0.15;
  transition: opacity var(--transition-speed), transform 0.2s;
  padding: 8px;
  border-radius: 4px;
  z-index: 100;
}

.cache-clear-button:hover,
.cache-clear-button:focus {
  opacity: 1;
  transform: scale(1.1);
  background: var(--code-bg);
}

.cache-clear-button:focus-visible {
  opacity: 1;
  outline: 3px solid var(--accent-color);
  outline-offset: 2px;
  background: var(--code-bg);
}

/* Print styles */
@media print {
  /* Hide navigation and UI elements */
  .mobile-nav-toggle,
  .site-nav,
  .site-header,
  .site-footer,
  .print-button,
  .cache-clear-button,
  .skip-to-content {
    display: none !important;
  }
  
  /* Optimize content for print */
  body {
    background: white !important;
    color: black !important;
    font-size: 12pt;
    line-height: 1.5;
  }
  
  .page-content,
  .post-content,
  .wrapper {
    max-width: 100%;
    padding: 0;
    margin: 0;
  }
  
  /* Ensure images fit on the page */
  img {
    max-width: 100%;
    page-break-inside: avoid;
  }
  
  /* Better heading breaks */
  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
    page-break-inside: avoid;
  }
  
  /* Keep code blocks together */
  pre, code {
    page-break-inside: avoid;
    border: 1px solid #ccc;
    background: #f5f5f5 !important;
  }
  
  /* Table handling */
  table {
    page-break-inside: avoid;
    border-collapse: collapse;
  }
  
  /* Preserve links in print */
  a[href]:after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
  
  a[href^="#"]:after,
  a[href^="javascript:"]:after {
    content: "";
  }
  
  /* Hide very long URLs in print */
  a[href*="very-long-url-that"]:after {
    content: " (URL omitted)";
  }
  
  /* Clean margins */
  * {
    box-shadow: none !important;
    text-shadow: none !important;
  }
}

/* Responsive breakpoints */
@media (max-width: 600px) {
  :root {
    --base-font-size: 14px;
    --spacing-unit: 20px;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1200px) {
  .content-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Blog and Docs Sections */
.blog-section {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 2px 4px var(--shadow-color);
  margin: 40px 0;
}

.blog-section h2 {
  margin-top: 0;
  color: var(--heading-color);
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 12px;
  margin-bottom: 16px;
}

/* Current datetime display */
.current-datetime {
  font-size: 0.85em;
  color: var(--muted-text-color);
  text-align: right;
  margin: 0 0 16px 0;
  font-style: italic;
}

/* Docs Link Section */
.docs-link-section {
  text-align: center;
  padding: 20px;
  margin: 30px 0;
  background: var(--code-bg);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.docs-link-section p {
  margin: 0;
  font-size: 1.1em;
}

.docs-link-section a {
  font-weight: 600;
  color: var(--accent-color);
  text-decoration: none;
}

.docs-link-section a:hover {
  text-decoration: underline;
}

.post-list,
.doc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.post-list-item,
.doc-list-item {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.post-list-item:last-child,
.doc-list-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.post-meta,
.doc-meta {
  display: block;
  font-size: 0.9em;
  color: #666;
  margin-bottom: 8px;
}

.post-list-item h3,
.doc-list-item h3,
.post-list-item h2,
.doc-list-item h2 {
  margin: 8px 0;
  font-size: 1.3em;
}

.post-link,
.doc-link {
  color: var(--link-color);
  text-decoration: none;
  transition: color var(--transition-speed);
}

.post-link:hover,
.doc-link:hover {
  color: var(--link-hover-color);
  text-decoration: underline;
}

.post-categories {
  margin: 8px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.category-tag {
  background: var(--code-bg);
  color: var(--text-color);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8em;
  border: 1px solid var(--border-color);
}

.post-excerpt {
  color: var(--text-color);
  margin-top: 8px;
  line-height: 1.5;
}

.view-all {
  margin-top: 20px;
  text-align: center;
}

.view-all a {
  color: var(--accent-color);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-speed);
}

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

.page-description {
  color: #666;
  font-size: 1.1em;
  margin-bottom: 30px;
}

/* Post and Page specific styles */
.post-header,
.page-header {
  margin-bottom: 30px;
}

.post-title,
.page-title {
  font-size: 2.5em;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--heading-color);
}

.post-content,
.page-content {
  line-height: var(--base-line-height);
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.page-content h1,
.page-content h2,
.page-content h3,
.page-content h4 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  color: var(--heading-color);
}

.post-content p,
.page-content p {
  margin-bottom: 1em;
}

.post-content code,
.page-content code {
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.9em;
}

.post-content pre,
.page-content pre {
  background: var(--code-bg);
  padding: 16px;
  border-radius: 4px;
  overflow-x: auto;
  border: 1px solid var(--border-color);
}

.post-content pre code,
.page-content pre code {
  background: none;
  padding: 0;
}