/* Post reading layout */
.post-layout {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 2.5rem;
  align-items: start;
}

@media (max-width: 800px) {
  .post-layout {
    grid-template-columns: 1fr;
  }
}

.post-article {
  min-width: 0;
}

.post-header {
  margin-bottom: 2rem;
}

.post-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.post-cover {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1.5rem 0;
  border: 1px solid var(--pico-border-color);
}

/* Prose */
.post-content {
  font-size: 1.02rem;
  line-height: 1.75;
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4 {
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 2.25rem;
  margin-bottom: 0.75rem;
  color: #f0f0f0;
}

.post-content h2 { font-size: 1.45rem; }
.post-content h3 { font-size: 1.2rem; }
.post-content h4 { font-size: 1rem; }

.post-content p {
  margin-bottom: 1.2rem;
}

.post-content a {
  color: var(--pico-primary);
}

.post-content a:hover {
  color: var(--pico-primary-hover);
}

.post-content blockquote {
  border-left: 3px solid var(--pico-primary);
  margin: 1.5rem 0;
  padding: 0.75rem 1.25rem;
  background: rgba(127, 108, 245, 0.06);
  border-radius: 0 6px 6px 0;
  color: var(--pico-muted-color);
  font-style: italic;
}

.post-content img {
  max-width: 100%;
  border-radius: 6px;
  border: 1px solid var(--pico-border-color);
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin: 1.5rem 0;
}

.post-content th,
.post-content td {
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--pico-border-color);
  text-align: left;
}

.post-content th {
  background: var(--pico-card-background-color);
  font-weight: 600;
  color: #f0f0f0;
}

/* Code blocks */
.post-content pre {
  background: #12121a !important;
  border: 1px solid var(--pico-border-color);
  border-radius: 8px;
  padding: 1.25rem;
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.6;
  margin: 1.5rem 0;
}

.post-content pre code {
  background: none !important;
  padding: 0 !important;
  border-radius: 0 !important;
  font-size: inherit;
}

.post-content :not(pre) > code {
  background: var(--pico-code-background-color);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.875em;
  color: #c9b7ff;
  border: 1px solid var(--pico-border-color);
}

/* Sidebar */
.post-sidebar {
  position: sticky;
  top: 1.5rem;
}

.sidebar-heading {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--pico-muted-color);
  margin-bottom: 1rem;
}

.related-post-card {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--pico-border-color);
  text-decoration: none;
  transition: opacity 0.15s;
}

.related-post-card:last-child {
  border-bottom: none;
}

.related-post-card:hover {
  opacity: 0.75;
}

.related-post-cover {
  width: 64px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.related-post-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.related-post-title {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--pico-color);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-post-date {
  font-size: 0.75rem;
  color: var(--pico-muted-color);
}

/* Horizontal rule */
.post-content hr {
  border: none;
  border-top: 1px solid var(--pico-border-color);
  margin: 2.5rem 0;
}

/* Lists */
.post-content ul,
.post-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
}

.post-content li {
  margin-bottom: 0.35rem;
}