/* === BLOG LISTING === */
.blog-page-title {
  margin-bottom: 40px;
}

.read-check {
  color: var(--text-muted);
  font-size: 0.7em;
  font-weight: 400;
  opacity: 0.7;
}

.resume-banner {
  background-color: var(--code-bg);
  border: 1px solid var(--divider-color);
  border-radius: var(--border-radius);
  padding: 10px 16px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: fadeIn 0.3s ease;
}

.resume-btn {
  background: none;
  border: 1px solid var(--secondary-color);
  color: var(--secondary-color);
  padding: 3px 12px;
  border-radius: var(--border-radius);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.resume-btn:hover {
  background-color: var(--secondary-color);
  color: var(--primary-background-color);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === FILTER BAR === */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.filter-btn {
  background: none;
  border: 1px solid var(--divider-color);
  color: var(--text-muted);
  padding: 5px 14px;
  border-radius: 20px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: capitalize;
}

.filter-btn:hover {
  border-color: var(--secondary-color);
  color: var(--secondary-color);
}

.filter-btn.active {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--primary-background-color);
}

.tag-category {
  background-color: var(--secondary-color);
  color: var(--primary-background-color);
  font-weight: 600;
  text-transform: capitalize;
}

.post-card {
  display: block;
  padding: 24px 0;
  border-bottom: 1px solid var(--divider-color);
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s ease;
}

.post-card:hover {
  opacity: 0.7;
  text-decoration: none;
  color: inherit;
}

.post-card-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h2);
  font-weight: 600;
  color: var(--secondary-color);
  margin: 0 0 6px 0;
  letter-spacing: -0.01em;
}

.post-card-date {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.post-card-description {
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 10px;
  color: var(--text-muted);
}

.post-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* === TAGS === */
.tag {
  display: inline-block;
  background-color: var(--tag-bg);
  color: var(--tag-color);
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-heading);
}

/* === POST PAGE === */
.back-link {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 500;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: var(--primary-color);
  text-decoration: none;
}

#post-title {
  margin-bottom: 4px;
}

.post-meta-date {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 40px;
}

/* === RENDERED MARKDOWN === */
.post-body {
  line-height: 1.8;
}

.post-body h1 {
  font-size: 28px;
  margin-top: 48px;
  margin-bottom: 16px;
}

.post-body h2 {
  font-size: 22px;
  margin-top: 40px;
  margin-bottom: 14px;
}

.post-body h3 {
  font-size: 18px;
  margin-top: 32px;
  margin-bottom: 12px;
}

.post-body p {
  margin-bottom: 16px;
}

.post-body img {
  display: block;
  max-width: 100%;
  margin: 28px auto;
  border-radius: var(--border-radius);
}

.post-body blockquote {
  border-left: 2px solid var(--divider-color);
  margin: 20px 0;
  padding: 4px 20px;
  color: var(--text-muted);
  font-style: italic;
}

.post-body ul,
.post-body ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.post-body li {
  margin-bottom: 4px;
}

/* === CODE BLOCKS === */
.post-body code {
  font-family: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.85em;
  background-color: var(--code-bg);
  padding: 2px 6px;
  border-radius: 3px;
}

.post-body pre {
  background-color: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--border-radius);
  padding: 16px;
  overflow-x: auto;
  margin: 20px 0;
}

.post-body pre code {
  background: none;
  padding: 0;
  font-size: 14px;
  line-height: 1.5;
}

/* === KATEX === */
.post-body .katex-display {
  margin: 24px 0;
  overflow-x: auto;
  overflow-y: hidden;
}

/* === EMPTY STATE === */
.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 48px 0;
  font-size: 16px;
}

/* === HLJS THEME SYNC === */
.dark-theme .post-body pre,
.dark-theme .post-body code {
  background-color: var(--code-bg);
  border-color: var(--code-border);
}

/* === RESPONSIVE === */
@media screen and (max-width: 768px) {
  .post-body h1 { font-size: 24px; }
  .post-body h2 { font-size: 20px; }
  .post-body h3 { font-size: 17px; }
  .post-body pre { font-size: 13px; }
}