/* ============================================
   BLOG PAGE — Index List, Article Typography,
   Code Blocks (Prism.js), Reading Layout
   ============================================ */

/* --- Blog Header --- */
.blog-header {
  padding: var(--space-5xl) 0 var(--space-2xl);
}


/* --- Blog Item (JS-rendered post cards) --- */
.blog-item {
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--border-light);
}

.blog-item:first-child {
  border-top: 1px solid var(--border-light);
}

.blog-item__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.blog-item__date {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.03em;
}

.blog-item__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.blog-item__title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.blog-item__excerpt {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 60ch;
  margin-bottom: var(--space-md);
}


/* --- Blog Post Page --- */
.blog-post {
  padding: var(--space-5xl) 0 var(--space-2xl);
}

.blog-post__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: var(--space-2xl);
  transition: color var(--transition-fast);
}

.blog-post__back:hover {
  color: var(--accent-primary);
}

.blog-post__back svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.blog-post__back:hover svg {
  transform: translateX(-3px);
}

.blog-post__divider {
  border: none;
  height: 1px;
  background: var(--border-light);
  margin: var(--space-3xl) 0;
}

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

.blog-post__more h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}


/* --- Blog Article Header --- */
.blog-article__header {
  margin-bottom: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--border-light);
}

.blog-article__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-4xl);
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin-bottom: var(--space-lg);
}

.blog-article__meta {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.blog-article__date {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: 500;
}

.blog-article__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}


/* --- Article Body Typography --- */
.blog-article__content {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-primary);
  line-height: 1.85;
}

.blog-article__content > * + * {
  margin-top: var(--space-lg);
}

.blog-article__content p {
  max-width: none;
  margin-bottom: 0;
}

.blog-article__content strong {
  font-weight: 600;
  color: var(--text-primary);
}

.blog-article__content em {
  font-style: italic;
}

/* Headings within articles */
.blog-article__content h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-2xl);
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.blog-article__content h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  color: var(--text-primary);
  letter-spacing: -0.015em;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-sm);
  line-height: 1.25;
}

.blog-article__content h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--text-primary);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-sm);
}

/* Links in article */
.blog-article__content a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-decoration-color: var(--accent-light);
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
  transition: text-decoration-color var(--transition-fast);
}

.blog-article__content a:hover {
  text-decoration-color: var(--accent-primary);
}

/* Lists */
.blog-article__content ul,
.blog-article__content ol {
  padding-left: var(--space-xl);
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
}

.blog-article__content ul {
  list-style: none;
}

.blog-article__content ul li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.blog-article__content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
}

.blog-article__content ol {
  list-style: none;
  counter-reset: article-counter;
}

.blog-article__content ol li {
  counter-increment: article-counter;
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.blog-article__content ol li::before {
  content: counter(article-counter) '.';
  position: absolute;
  left: 0;
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--accent-primary);
  font-family: var(--font-display);
}

/* Blockquotes */
.blog-article__content blockquote {
  border-left: 3px solid var(--accent-primary);
  padding: var(--space-lg) var(--space-xl);
  margin: var(--space-2xl) 0;
  background: var(--bg-highlight);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.blog-article__content blockquote p {
  margin-bottom: 0;
}

.blog-article__content blockquote cite {
  display: block;
  margin-top: var(--space-md);
  font-style: normal;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent-primary);
}

/* Horizontal rule */
.blog-article__content hr {
  border: none;
  height: 1px;
  background: var(--border-light);
  margin: var(--space-3xl) 0;
}

/* Images */
.blog-article__content img {
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-light);
  margin: var(--space-2xl) 0;
}

.blog-article__content figure {
  margin: var(--space-2xl) 0;
}

.blog-article__content figcaption {
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-align: center;
  margin-top: var(--space-md);
}


/* --- Code: Inline --- */
.blog-article__content code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.88em;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 2px 7px;
  color: var(--accent-primary);
  word-break: break-word;
}

/* --- Code Blocks: Prism.js Compatible --- */
.blog-article__content pre {
  margin: var(--space-2xl) 0;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.blog-article__content pre[class*="language-"] {
  position: relative;
  background: var(--black);
  color: #E2E8F0;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: var(--text-sm);
  line-height: 1.7;
  padding: var(--space-2xl);
  overflow-x: auto;
  tab-size: 2;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--border-radius-lg);
  -webkit-overflow-scrolling: touch;
}

.blog-article__content pre[class*="language-"] code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
  border-radius: 0;
}

/* Prism token colors — ocean-inspired dark theme */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #5A6E7F;
  font-style: italic;
}

.token.punctuation {
  color: #8A9BAD;
}

.token.namespace {
  opacity: 0.8;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
  color: #D4956A;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: #7EC8A0;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #2D96B4;
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #5EB8D6;
}

.token.function,
.token.class-name {
  color: #E8C170;
}

.token.regex,
.token.important,
.token.variable {
  color: #D4956A;
}

.token.important,
.token.bold {
  font-weight: 600;
}

.token.italic {
  font-style: italic;
}

/* Code block language label */
.blog-article__content pre[class*="language-"]::before {
  content: attr(data-language);
  position: absolute;
  top: var(--space-sm);
  right: var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #5A6E7F;
  pointer-events: none;
}

/* Tables — wrapped for mobile horizontal scroll */
.blog-article__content .table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: var(--space-2xl) 0;
}

.blog-article__content table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 480px;
}

.blog-article__content thead th {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--text-primary);
  text-align: left;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 2px solid var(--border-medium);
}

.blog-article__content tbody td {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-light);
  color: var(--text-secondary);
}

.blog-article__content tbody tr:hover {
  background: var(--bg-card);
}


/* --- Blog Empty / Not Found --- */
.blog-empty,
.blog-not-found {
  text-align: center;
  padding: var(--space-4xl) 0;
}


/* --- Blog Responsive --- */
@media (max-width: 768px) {
  .blog-header {
    padding: var(--space-4xl) 0 var(--space-xl);
  }

  .blog-article__content pre[class*="language-"] {
    padding: var(--space-lg);
    font-size: var(--text-xs);
    margin-left: calc(-1 * var(--space-lg));
    margin-right: calc(-1 * var(--space-lg));
    border-radius: 0;
  }
}

@media (max-width: 480px) {
  .blog-article__content pre[class*="language-"] {
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
  }
}