/* ============================================================
   Silicon Scripted — Blog Styles
   Used by all Hugo-generated /blog/ pages.
   Extends main.css — never duplicates base styles.
   ============================================================ */

/* ── Shared blog layout ────────────────────────────────────── */

.blog-page-header {
  padding-top: var(--space-10);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-10);
}

.blog-page-header .section-label {
  display: block;
  margin-bottom: var(--space-3);
}

.blog-page-header h1 {
  margin: 0 0 var(--space-3);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--color-text);
}

.blog-page-intro {
  margin: 0;
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  max-width: 56ch;
}

.blog-empty {
  color: var(--color-text-muted);
  font-style: italic;
  padding: var(--space-10) 0;
}

/* ── Blog two-column layout ────────────────────────────────── */

.blog-layout {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: var(--space-12);
  align-items: start;
  padding-bottom: var(--space-12);
}

.blog-main {
  min-width: 0; /* prevent grid blowout */
}

/* ── Sidebar ───────────────────────────────────────────────── */

.blog-sidebar {
  position: sticky;
  top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.sidebar-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
}

.sidebar-heading {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
}

.sidebar-term-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar-term-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sidebar-term-link:hover {
  background: var(--color-surface-2);
}

.sidebar-term-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.sidebar-term-link:hover .sidebar-term-name {
  color: var(--color-accent-blue-bright);
}

.sidebar-term-count {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  padding: 1px 7px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.sidebar-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.sidebar-tag {
  font-size: 0.8125rem;
}

/* ── Blog post listing ─────────────────────────────────────── */

.blog-post-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.blog-post-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--color-border);
}

.blog-post-card:first-child {
  padding-top: 0;
}

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

.post-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.post-card-meta time {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.post-card-categories {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.post-card-title {
  margin: 0;
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 600;
  line-height: 1.35;
}

.post-card-title a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.post-card-title a:hover {
  color: var(--color-accent-blue-bright);
}

.post-card-excerpt {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  max-width: 72ch;
}

.post-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent-blue-bright);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.post-card-link:hover {
  color: var(--color-accent-blue);
}

/* ── Taxonomy grid (list of categories / tags) ─────────────── */

.taxonomy-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-bottom: var(--space-12);
}

.taxonomy-term {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.taxonomy-term:hover {
  border-color: var(--color-accent-blue);
  color: var(--color-accent-blue-bright);
}

.taxonomy-term-name {
  font-weight: 500;
}

.taxonomy-term-count {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  padding: 1px 6px;
  border-radius: var(--radius-full);
}

/* ── Single post ───────────────────────────────────────────── */

.blog-single {
  padding-bottom: var(--space-12);
}

.post-header {
  padding-top: var(--space-10);
  padding-bottom: var(--space-8);
}

.post-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.post-back {
  font-size: 0.875rem;
  color: var(--color-accent-blue-bright);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.post-back:hover {
  color: var(--color-accent-blue);
}

.post-date {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.post-title {
  margin: 0 0 var(--space-4);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

.post-description {
  margin: 0 0 var(--space-5);
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 60ch;
}

.post-taxonomies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag--tag {
  background: transparent;
  border-color: color-mix(in srgb, var(--color-accent) 40%, transparent);
  color: var(--color-accent);
}

[data-theme="light"] .tag--tag {
  border-color: color-mix(in srgb, var(--color-accent) 50%, transparent);
}

/* ── Post body (rendered markdown) ────────────────────────── */

.post-body {
  max-width: 72ch;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  padding-top: var(--space-8);
}

.post-body > * + * {
  margin-top: 1.5em;
}

.post-body h2,
.post-body h3,
.post-body h4 {
  color: var(--color-text);
  font-weight: 600;
  line-height: 1.3;
  margin-top: 2.5em;
  margin-bottom: 0.75em;
}

.post-body h2 { font-size: 1.375rem; }
.post-body h3 { font-size: 1.125rem; }
.post-body h4 { font-size: 1rem; }

.post-body p { margin: 0; }

.post-body a {
  color: var(--color-accent-blue-bright);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

.post-body a:hover {
  color: var(--color-accent-blue);
}

.post-body strong {
  color: var(--color-text);
  font-weight: 600;
}

.post-body ul,
.post-body ol {
  padding-left: 1.5rem;
}

.post-body li + li {
  margin-top: 0.5em;
}

.post-body blockquote {
  border-left: 3px solid var(--color-accent-blue);
  margin-left: 0;
  padding: var(--space-3) var(--space-5);
  background: var(--color-surface-2);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.post-body code {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;
  font-size: 0.875em;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.15em 0.4em;
  color: var(--color-secondary, var(--color-accent-blue-bright));
}

.post-body pre {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.6;
  /* override the inline code style inside pre */
}

.post-body pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
  border-radius: 0;
}

.post-body hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 2.5em 0;
}

/* ── Post footer — prev/next nav ───────────────────────────── */

.post-footer {
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-10);
}

.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.post-nav-link {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-decoration: none;
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.post-nav-link:hover {
  border-color: var(--color-accent-blue);
  background: var(--color-surface-2);
}

.post-nav-next {
  text-align: right;
  grid-column: 2;
}

.post-nav-prev {
  grid-column: 1;
}

.post-nav-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.post-nav-title {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
}

/* ── Responsive ─────────────────────────────────────────────── */

@media (max-width: 900px) {
  .blog-layout {
    grid-template-columns: 1fr;
  }

  .blog-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-4);
  }

  .sidebar-widget {
    flex: 1 1 240px;
  }
}

@media (max-width: 640px) {
  .post-nav {
    grid-template-columns: 1fr;
  }

  .post-nav-next {
    grid-column: 1;
    text-align: left;
  }

  .post-header-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .post-body {
    font-size: 1rem;
  }

  .blog-sidebar {
    flex-direction: column;
  }

  .sidebar-widget {
    flex: none;
  }
}