/* Medium-inspired blog layout (dark theme) */

:root {
  --blog-bg: #09090b;
  --blog-surface: #18181b;
  --blog-text: #f4f4f5;
  --blog-text-muted: #a1a1aa;
  --blog-text-faint: #71717a;
  --blog-border: #27272a;
  --blog-accent: #22d3ee;
  --blog-accent-hover: #67e8f9;
  --blog-max-width: 680px;
  --blog-font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --blog-font-mono: "JetBrains Mono", ui-monospace, monospace;
}

.medium-blog {
  background: var(--blog-bg);
  color: var(--blog-text);
  font-family: var(--blog-font-sans);
  font-size: 18px;
  line-height: 1.58;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ── */
.blog-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(13, 13, 13, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--blog-border);
}

.blog-nav-inner {
  max-width: 1192px;
  margin: 0 auto;
  padding: 0 24px;
  height: 57px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.blog-logo {
  font-family: var(--blog-font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--blog-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.blog-logo:hover {
  color: #fff;
}

.blog-nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.blog-nav-links a {
  font-size: 14px;
  color: var(--blog-text-muted);
  text-decoration: none;
}

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

.blog-lang-btn {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--blog-border);
  border-radius: 99px;
  color: var(--blog-text-muted);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}

.blog-lang-btn:hover {
  border-color: #444;
  color: var(--blog-text);
}

/* ── Layout ── */
.blog-main {
  padding: 48px 24px 80px;
}

.blog-container {
  max-width: var(--blog-max-width);
  margin: 0 auto;
}

.blog-container-wide {
  max-width: 728px;
  margin: 0 auto;
}

/* ── List page ── */
.blog-list-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--blog-border);
}

.blog-list-header h1 {
  font-family: var(--blog-font-sans);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #fff;
  margin: 0 0 16px;
}

.blog-list-header p {
  font-size: 20px;
  line-height: 1.5;
  color: var(--blog-text-muted);
  margin: 0;
  font-weight: 400;
}

.blog-list-intro {
  font-size: 16px;
  color: var(--blog-text-faint);
  margin-top: 20px;
  line-height: 1.6;
}

.blog-list-item {
  padding: 32px 0;
}

.blog-list-item h2 {
  font-family: var(--blog-font-sans);
  font-size: clamp(1.35rem, 3vw, 1.625rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}

.blog-list-item h2 a {
  color: var(--blog-text);
  text-decoration: none;
}

.blog-list-item h2 a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.blog-list-subtitle {
  font-size: 16px;
  line-height: 1.5;
  color: var(--blog-text-muted);
  margin: 0 0 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-list-meta {
  font-size: 13px;
  color: var(--blog-text-faint);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.blog-list-meta .dot::before {
  content: "·";
  margin-right: 6px;
}

.blog-tag {
  font-size: 12px;
  color: var(--blog-text-faint);
}

.blog-tag:not(:last-child)::after {
  content: ",";
  margin-right: 4px;
}

.blog-divider {
  border: none;
  border-top: 1px solid var(--blog-border);
  margin: 0;
}

/* ── Article page ── */
.blog-article-header {
  margin-bottom: 40px;
}

.blog-article-header h1 {
  font-family: var(--blog-font-sans);
  font-size: clamp(2rem, 5.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: #fff;
  margin: 0 0 20px;
}

.blog-article-subtitle {
  font-family: var(--blog-font-sans);
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  line-height: 1.45;
  color: var(--blog-text-muted);
  margin: 0 0 28px;
  font-weight: 400;
}

.blog-author-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.blog-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.blog-author-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.blog-author-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--blog-text);
}

.blog-article-meta {
  font-size: 13px;
  color: var(--blog-text-faint);
}

/* ── Prose (article body) ── */
.prose-blog {
  font-family: var(--blog-font-sans);
  font-size: 18px;
  line-height: 1.7;
  color: var(--blog-text);
  letter-spacing: -0.003em;
}

.prose-blog > h1:first-child {
  display: none;
}

.prose-blog h2 {
  font-family: var(--blog-font-sans);
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 2.5rem 0 1rem;
}

.prose-blog h3 {
  font-family: var(--blog-font-sans);
  font-size: 1.125rem;
  font-weight: 600;
  color: #fff;
  margin: 2rem 0 0.75rem;
}

.prose-blog p {
  margin: 1.5rem 0;
}

.prose-blog ul,
.prose-blog ol {
  margin: 1.5rem 0;
  padding-left: 1.5rem;
}

.prose-blog li {
  margin: 0.5rem 0;
}

.prose-blog li::marker {
  color: var(--blog-text-muted);
}

.prose-blog strong {
  font-weight: 700;
  color: #fff;
}

.prose-blog a {
  color: var(--blog-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.prose-blog table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-family: var(--blog-font-sans);
  font-size: 14px;
  line-height: 1.5;
}

.prose-blog th,
.prose-blog td {
  border: 1px solid var(--blog-border);
  padding: 10px 14px;
  text-align: left;
}

.prose-blog th {
  background: var(--blog-surface);
  color: #fff;
  font-weight: 600;
}

.prose-blog pre {
  background: #1a1a1a;
  border: 1px solid var(--blog-border);
  border-radius: 4px;
  padding: 16px 20px;
  overflow-x: auto;
  margin: 2rem 0;
  font-family: var(--blog-font-mono);
  font-size: 14px;
  line-height: 1.6;
}

.prose-blog code {
  font-family: var(--blog-font-mono);
  font-size: 0.85em;
}

.prose-blog pre code {
  background: transparent;
  padding: 0;
  color: #e8e8e8;
}

.prose-blog :not(pre) > code {
  background: #1a1a1a;
  padding: 0.15em 0.35em;
  border-radius: 3px;
  font-size: 0.82em;
  color: #c8c8c8;
}

/* ── References ── */
.blog-refs {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--blog-border);
}

.blog-refs h3 {
  font-family: var(--blog-font-sans);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blog-text-faint);
  margin: 0 0 16px;
}

.blog-refs ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.blog-refs li {
  font-family: var(--blog-font-sans);
  font-size: 15px;
  line-height: 1.5;
  color: var(--blog-text-muted);
  margin-bottom: 10px;
}

.blog-refs strong {
  color: var(--blog-text);
  font-weight: 500;
}

/* ── Pagination ── */
.blog-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
  padding-top: 24px;
}

.blog-pagination a {
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 99px;
  text-decoration: none;
  color: var(--blog-text-muted);
  border: 1px solid var(--blog-border);
}

.blog-pagination a:hover {
  border-color: #444;
  color: var(--blog-text);
}

.blog-pagination a.current {
  background: var(--blog-text);
  color: var(--blog-bg);
  border-color: var(--blog-text);
}

.blog-empty {
  text-align: center;
  padding: 48px 0;
  color: var(--blog-text-faint);
  font-size: 16px;
}

@media (max-width: 640px) {
  .blog-main {
    padding: 32px 20px 64px;
  }

  .prose-blog {
    font-size: 18px;
  }

  .blog-nav-inner {
    padding: 0 16px;
  }
}