/* Jo4 Blog Styles - Matching jo4.io design */

:root {
  --font-brand: 'Courgette', cursive;
  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-bg: #0f172a;
  --color-bg-secondary: #1e293b;
  --color-text: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-border: #334155;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  --max-width: 800px;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --radius: 0.5rem;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) var(--spacing-lg);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.logo:hover {
  color: var(--color-primary);
}

.brand {
  font-family: var(--font-brand);
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

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

/* Main Content */
.main-content {
  flex: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-lg);
  width: 100%;
}

/* Blog Index */
.blog-index {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.blog-header {
  text-align: center;
}

.blog-header h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.blog-description {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.posts-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.post-card {
  background: var(--color-bg-secondary);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: border-color 0.2s;
}

.post-card:hover {
  border-color: var(--color-primary);
}

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

.post-card-content {
  padding: var(--spacing-lg);
}

.post-card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

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

.post-card-title a:hover {
  color: var(--color-primary);
}

.post-card-excerpt {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.separator {
  margin: 0 var(--spacing-sm);
}

.post-card-tags {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.tag {
  background: var(--color-bg);
  color: var(--color-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius);
  font-size: 0.75rem;
  text-transform: lowercase;
}

.no-posts {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--spacing-2xl);
}

/* Blog Post */
.blog-post {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.post-header {
  text-align: center;
}

.post-title {
  font-size: 2.25rem;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

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

.post-tags {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.post-hero {
  margin: 0 calc(-1 * var(--spacing-lg));
}

.post-hero img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: var(--radius);
}

/* Post Content */
.post-content {
  font-size: 1.05rem;
}

.post-content h2 {
  font-size: 1.5rem;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
}

.post-content h3 {
  font-size: 1.25rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.post-content p {
  margin-bottom: var(--spacing-lg);
}

.post-content ul,
.post-content ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.post-content li {
  margin-bottom: var(--spacing-sm);
}

.post-content blockquote {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  color: var(--color-text-muted);
  font-style: italic;
}

.post-content pre {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  overflow-x: auto;
  margin-bottom: var(--spacing-lg);
}

.post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.post-content :not(pre) > code {
  background: var(--color-bg-secondary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: calc(var(--radius) / 2);
}

.post-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  margin: var(--spacing-lg) 0;
}

.post-content a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Post Footer */
.post-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-xl);
}

.share-links {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.share-links span {
  margin-right: var(--spacing-xs);
}

.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-bg-secondary);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
}

.share-btn:hover {
  background: var(--color-primary);
  color: var(--color-text);
  border-color: var(--color-primary);
}

.share-btn.copied {
  background: #22c55e;
  border-color: #22c55e;
  color: white;
}

.share-btn svg {
  flex-shrink: 0;
  fill: currentColor;
}

.share-btn .icon {
  width: 18px;
  height: 18px;
}

.back-link {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

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

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-xl) var(--spacing-lg);
  margin-top: auto;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

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

.copyright {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* Responsive images from eleventy-img */
picture {
  display: block;
  margin: var(--spacing-lg) 0;
}

picture img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

/* Responsive */
@media (max-width: 640px) {
  .post-title {
    font-size: 1.75rem;
  }

  .blog-header h1 {
    font-size: 2rem;
  }

  .nav-links {
    gap: var(--spacing-md);
  }

  .footer-container {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .post-footer {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}