/* Llama Research Blog Styles */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root {
  --blue: #0F6FCE;
  --blue-hover: #0B5BA8;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--slate-300);
  background: #0a1525;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
h2[id], h3[id] { scroll-margin-top: 80px; }

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-hover); }
img { max-width: 100%; height: auto; }

.blog-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.blog-header {
  border-bottom: 1px solid var(--slate-200);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--slate-900);
}
.logo:hover { color: var(--slate-900); }
.logo svg { color: var(--blue); }
.blog-header nav { display: flex; gap: 1.5rem; }
.blog-header nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--slate-600);
  transition: color 0.15s;
}
.blog-header nav a:hover, .blog-header nav a.active { color: var(--blue); }

/* Footer */
.blog-footer {
  border-top: 1px solid var(--slate-200);
  margin-top: 4rem;
  padding: 2.5rem 0 2rem;
  color: var(--slate-500);
  font-size: 0.875rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.footer-brand strong {
  color: var(--slate-900);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}
.footer-brand p { margin-top: 0.25rem; font-size: 0.8rem; }
.footer-links { display: flex; gap: 1.25rem; }
.footer-links a { color: var(--slate-500); font-size: 0.8rem; }
.footer-links a:hover { color: var(--blue); }
.copyright { font-size: 0.75rem; color: var(--slate-400); }

/* Blog Index */
.index-header {
  padding: 3rem 0 2rem;
}
.index-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}
.index-header p {
  font-size: 1.1rem;
  color: var(--slate-500);
}
.browse-topics-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--blue);
  text-decoration: none;
  font-weight: 500;
}
.browse-topics-link:hover { text-decoration: underline; }

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 2rem 0 3rem;
}
.page-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 0.75rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--slate-600);
  text-decoration: none;
  border: 1px solid var(--slate-200);
  background: #fff;
  transition: background 0.15s, border-color 0.15s;
}
.page-link:hover { background: var(--slate-50); border-color: var(--slate-300); }
.page-link.current {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  padding-bottom: 3rem;
}
.post-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  overflow: hidden;
  color: inherit;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.post-card:hover {
  border-color: var(--blue);
  box-shadow: 0 4px 12px rgba(15,111,206,0.08);
  color: inherit;
}
.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.card-image-placeholder {
  width: 100%;
  height: 8px;
  background: linear-gradient(90deg, var(--blue), #3b82f6);
}
.card-body { padding: 1.25rem; }
.card-body h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.4;
  margin: 0.5rem 0;
}
.card-excerpt {
  font-size: 0.875rem;
  color: var(--slate-500);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0.75rem;
}
.empty-state { text-align: center; padding: 4rem 0; color: var(--slate-400); }

/* Post Meta */
.post-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--slate-400);
}
.post-meta .sep { color: var(--slate-300); }
.post-meta .content-type { text-transform: capitalize; }

/* Topics */
.post-topics { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.5rem; }
.topic-tag {
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  background: var(--slate-100);
  color: var(--slate-600);
  text-decoration: none;
  transition: background 0.15s;
}
a.topic-tag:hover { background: var(--slate-200); }

/* Blog Post */
.blog-post { padding: 2rem 0 3rem; max-width: 760px; margin: 0 auto; }
.post-header { margin-bottom: 2rem; }
.post-header h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.3;
  margin: 0.75rem 0;
}
.post-excerpt {
  font-size: 1.1rem;
  color: var(--slate-500);
  line-height: 1.6;
}
.cover-image {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 2rem;
}

/* Post Content (matches markdown renderer output) */
.post-content { font-size: 1.05rem; line-height: 1.8; }
.post-content h1 { font-size: 1.75rem; font-weight: 700; margin: 2rem 0 1rem; color: var(--slate-900); }
.post-content h2 { font-size: 1.4rem; font-weight: 700; margin: 2rem 0 0.75rem; color: var(--slate-900); }
.post-content h3 { font-size: 1.15rem; font-weight: 600; margin: 1.5rem 0 0.5rem; color: var(--slate-900); }
.post-content p { margin: 1rem 0; color: var(--slate-700); }
.post-content strong { font-weight: 600; color: var(--slate-800); }
.post-content a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.post-content a:hover { color: var(--blue-hover); }
.post-content ul, .post-content ol { margin: 1rem 0; padding-left: 1.5rem; }
.post-content li { margin: 0.4rem 0; color: var(--slate-700); }
.post-content blockquote {
  border-left: 4px solid var(--blue);
  padding: 0.5rem 1rem;
  margin: 1.5rem 0;
  color: var(--slate-600);
  font-style: italic;
  background: var(--slate-50);
  border-radius: 0 8px 8px 0;
}
.post-content pre {
  background: var(--slate-800);
  color: var(--slate-100);
  padding: 1rem 1.25rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  line-height: 1.6;
}
.post-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
}
.post-content :not(pre) > code {
  background: var(--slate-100);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85em;
  color: var(--slate-700);
}
.post-content img {
  border-radius: 8px;
  margin: 1.5rem 0;
}
.post-content hr {
  border: none;
  border-top: 1px solid var(--slate-200);
  margin: 2rem 0;
}

/* Tables */
.post-content .md-table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
  border-radius: 8px;
  border: 1px solid var(--slate-200);
}
.post-content .md-table {
  min-width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.post-content .md-table thead { background: var(--slate-50); }
.post-content .md-table th {
  padding: 0.6rem 1rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  border-bottom: 1px solid var(--slate-200);
  text-align: left;
}
.post-content .md-table td {
  padding: 0.6rem 1rem;
  color: var(--slate-700);
  border-top: 1px solid var(--slate-100);
  vertical-align: top;
}
.post-content .md-table tbody tr:hover { background: var(--slate-50); }

/* Post Footer */
.post-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--slate-200);
}
.post-footer a {
  font-size: 0.875rem;
  color: var(--blue);
  font-weight: 500;
}

/* Reading Progress Bar */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--blue);
  z-index: 100;
  width: 0;
  transition: width 0.1s linear;
}

/* Table of Contents */
.table-of-contents {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
}
.table-of-contents h2 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate-500);
  margin-bottom: 0.75rem;
}
.table-of-contents ol {
  list-style: none;
  padding: 0;
  margin: 0;
}
.table-of-contents li {
  margin: 0.3rem 0;
}
.table-of-contents li a {
  font-size: 0.9rem;
  color: var(--slate-700);
  text-decoration: none;
  transition: color 0.15s;
}
.table-of-contents li a:hover { color: var(--blue); }
.table-of-contents li.toc-sub {
  padding-left: 1.25rem;
}
.table-of-contents li.toc-sub a {
  font-size: 0.85rem;
  color: var(--slate-500);
}

/* Social Share Bar */
.share-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--slate-200);
}
.share-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.share-buttons { display: flex; gap: 0.5rem; }
.share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  color: #fff;
  transition: opacity 0.15s;
}
.share-btn:hover { opacity: 0.85; color: #fff; }
.share-linkedin { background: #0A66C2; }
.share-twitter { background: #000; }
.share-email { background: var(--slate-600); }

/* Email CTA */
.email-cta {
  background: linear-gradient(135deg, var(--slate-50), #e8f0fe);
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  padding: 2rem;
  margin-top: 2rem;
  text-align: center;
}
.email-cta h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}
.email-cta > p {
  font-size: 0.9rem;
  color: var(--slate-600);
  margin-bottom: 1.25rem;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}
.email-form {
  display: flex;
  gap: 0.5rem;
  max-width: 400px;
  margin: 0 auto;
}
.email-form input {
  flex: 1;
  padding: 0.6rem 1rem;
  border: 1px solid var(--slate-300);
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
  font-family: var(--font-sans);
}
.email-form input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(15,111,206,0.1); }
.email-form button {
  padding: 0.6rem 1.25rem;
  background: var(--blue);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
}
.email-form button:hover { background: var(--blue-hover); }
.email-disclaimer {
  font-size: 0.75rem;
  color: var(--slate-400);
  margin-top: 0.75rem;
}

/* Related Posts */
.related-posts {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 0 3rem;
}
.related-posts h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 1.25rem;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.related-card {
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  overflow: hidden;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.related-card:hover {
  border-color: var(--blue);
  box-shadow: 0 2px 8px rgba(15,111,206,0.08);
  color: inherit;
}
.related-image {
  width: 100%;
  height: 120px;
  object-fit: cover;
}
.related-image-placeholder {
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--blue), #3b82f6);
}
.related-body { padding: 1rem; }
.related-body h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--slate-900);
  line-height: 1.4;
  margin-bottom: 0.4rem;
}
.related-body p {
  font-size: 0.8rem;
  color: var(--slate-500);
  line-height: 1.5;
}

/* Topic Pages */
.topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  padding-bottom: 3rem;
}
.topic-card {
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  padding: 1.25rem;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.topic-card:hover {
  border-color: var(--blue);
  box-shadow: 0 2px 8px rgba(15,111,206,0.08);
  color: inherit;
}
.topic-card h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 0.25rem;
}
.topic-card p {
  font-size: 0.8rem;
  color: var(--slate-500);
}
.breadcrumb {
  font-size: 0.8rem;
  color: var(--slate-400);
  margin-bottom: 0.5rem;
}
.breadcrumb a { color: var(--blue); }
.breadcrumb .sep { margin: 0 0.35rem; color: var(--slate-300); }

/* Responsive */
@media (max-width: 640px) {
  .header-inner { height: 56px; }
  .blog-header nav { gap: 1rem; }
  .blog-header nav a { font-size: 0.8rem; }
  .index-header h1 { font-size: 1.75rem; }
  .post-header h1 { font-size: 1.5rem; }
  .post-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 1rem; }
  .footer-links { flex-wrap: wrap; }
  .related-grid { grid-template-columns: 1fr; }
  .share-bar { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .email-form { flex-direction: column; }
}

/* Dark theme (always on — matching preview site) */
.blog-header { background: rgba(10, 21, 37, 0.95); border-color: #1e3350; }
.logo { color: #fff; }
.logo:hover { color: #fff; }
.logo-img { width: 36px; height: 36px; border-radius: 50%; background: #fff; padding: 3px; }
.logo-img img { width: 100%; height: 100%; object-fit: contain; }
.blog-header nav a { color: #8B9BB5; }
.blog-header nav a:hover, .blog-header nav a.active { color: #58A6FF; }
.index-header h1, .post-header h1, .card-body h2 { color: #fff; }
.index-header p { color: #8B9BB5; }
.post-content h1, .post-content h2, .post-content h3 { color: #fff; }
.post-content p, .post-content li { color: #c9d1d9; }
.post-content strong { color: #e6edf3; }
.post-content :not(pre) > code { background: #0f1d30; color: #c9d1d9; }
.post-content blockquote { background: #0f1d30; color: #8B9BB5; border-left-color: var(--blue); }
.post-card { border-color: #1e3350; background: #0f1d30; }
.post-card:hover { border-color: var(--blue); box-shadow: 0 4px 12px rgba(15,111,206,0.15); }
.card-excerpt { color: #8B9BB5; }
.post-meta { color: #8B9BB5; }
.post-meta .sep { color: #1e3350; }
.topic-tag { background: #1e3350; color: #8B9BB5; }
a.topic-tag:hover { background: #2a4060; }
.page-link { background: #0f1d30; border-color: #1e3350; color: #8B9BB5; }
.page-link:hover { background: #1e3350; border-color: #2a4060; }
.page-link.current { background: var(--blue); color: #fff; border-color: var(--blue); }
.blog-footer { border-color: #1e3350; color: #8B9BB5; }
.footer-brand strong { color: #fff; }
.footer-links a { color: #8B9BB5; }
.footer-links a:hover { color: #58A6FF; }
.copyright { color: #8B9BB5; }
.post-footer { border-color: #1e3350; }
.post-content hr { border-top-color: #1e3350; }
.post-content .md-table-wrap { border-color: #1e3350; }
.post-content .md-table thead { background: #0f1d30; }
.post-content .md-table th { color: #8B9BB5; border-bottom-color: #1e3350; }
.post-content .md-table td { color: #c9d1d9; border-top-color: #1e3350; }
.post-content .md-table tbody tr:hover { background: #0f1d30; }
.table-of-contents { background: #0f1d30; border-color: #1e3350; }
.table-of-contents h2 { color: #8B9BB5; }
.table-of-contents li a { color: #c9d1d9; }
.table-of-contents li.toc-sub a { color: #8B9BB5; }
.share-bar { border-color: #1e3350; }
.share-label { color: #8B9BB5; }
.email-cta { background: linear-gradient(135deg, #0f1d30, #1a2744); border-color: #1e3350; }
.email-cta h3 { color: #fff; }
.email-cta > p { color: #8B9BB5; }
.email-form input { background: #0a1525; border-color: #1e3350; color: #e6edf3; }
.email-form input:focus { border-color: var(--blue); }
.related-posts h2 { color: #fff; }
.related-card { border-color: #1e3350; background: #0f1d30; }
.related-card:hover { border-color: var(--blue); }
.related-body h3 { color: #fff; }
.related-body p { color: #8B9BB5; }
.topic-card { border-color: #1e3350; background: #0f1d30; }
.topic-card:hover { border-color: var(--blue); }
.topic-card h2 { color: #fff; }
.topic-card p { color: #8B9BB5; }
.breadcrumb { color: #8B9BB5; }
.post-excerpt { color: #8B9BB5; }
.browse-topics-link { color: #58A6FF; }