/* ═══════════════════════════════════════
   BLOG — Kairdu v3
   ═══════════════════════════════════════ */

/* --- Navbar always dark on blog pages --- */
.blog-header ~ .navbar,
body:has(.blog-header) .navbar,
body:has(.post-page) .navbar {
  background: rgba(21, 31, 32, 0.95);
  backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid var(--divider);
}

/* --- Blog header --- */
.blog-header {
  padding: 120px 0 64px;
  background: var(--deep-forest);
  text-align: center;
  position: relative;
}


.blog-header .kicker {
  position: relative; z-index: 1;
}

.blog-header h1 {
  font-family: var(--font-headline);
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--warm-parchment);
  position: relative; z-index: 1;
  margin: 0;
}

.blog-header-sub {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--light-muted);
  max-width: 600px;
  margin: 12px auto 0;
  position: relative; z-index: 1;
}

/* --- Blog grid section --- */
.blog-header + .section-aged {
  padding-top: 48px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
}

.blog-grid {
  align-items: stretch;
}

.blog-card {
  background: var(--warm-parchment);
  border: 1px solid #dddad2;
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.blog-card-img {
  height: 180px;
  overflow: hidden;
  flex-shrink: 0;
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.blog-card-body h3 {
  min-height: 3.2em;
}

.blog-card:hover .blog-card-img img {
  transform: scale(1.03);
}

.blog-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-category {
  font-family: var(--font-headline);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--burnt-orange);
  margin-bottom: 8px;
}

.blog-card-body h3 {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--deep-forest);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  line-height: 1.3;
}

.blog-card-body p {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--light-muted);
  line-height: 1.6;
  flex: 1;
}

.blog-card-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid #dddad2;
}

/* --- Blog footer --- */
.blog-footer {
  background: var(--deep-forest);
  border-top: 1px solid var(--divider);
  padding: 40px 0;
  text-align: center;
}

/* --- Post page --- */
.post-page {
  padding: 120px 0 80px;
  background: var(--deep-forest);
  min-height: 100vh;
  position: relative;
}

/* Nuclear: no texture/noise anywhere on post page — solid deep forest only */
body:has(.post-page)::before,
body:has(.post-page)::after,
.post-page::before,
.post-page::after,
.post-page *::before,
.post-page *::after {
  background-image: none !important;
}
.post-page::before,
.post-page::after { display: none !important; }

/* Also keep blog-footer solid on post pages */
body:has(.post-page) .blog-footer::before { display: none !important; }

/* Parchment jumbotron panel holding the article + sidebar */
.post-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 56px;
  position: relative;
  z-index: 1;
  background: var(--light-bg);
  border-radius: 16px;
  padding: 72px 64px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  max-width: 1080px;
  margin: 0 auto;
}

@media (max-width: 900px) {
  .post-layout {
    grid-template-columns: 1fr;
    padding: 48px 32px;
  }
}

/* --- Post header --- */
.post-back {
  font-family: var(--font-headline);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--light-muted);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 24px;
  transition: color 0.2s;
}

.post-back:hover { color: var(--burnt-orange); }

.post-category {
  font-family: var(--font-headline);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--burnt-orange);
  display: block;
  margin-bottom: 12px;
}

.post-header h1 {
  font-family: var(--font-headline);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--deep-petrol);
  line-height: 1.15;
  margin-bottom: 16px;
}

.post-meta {
  display: flex;
  gap: 24px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--light-muted);
  margin-bottom: 32px;
}

/* --- Post hero image --- */
.post-hero img {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 40px;
}

/* --- Post content (rendered markdown) --- */
.post-content {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--light-body);
}

.post-content h1, .post-content h2 {
  font-family: var(--font-headline);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--deep-petrol);
  margin-top: 2em;
  margin-bottom: 0.6em;
}

.post-content h1 { font-size: 1.8rem; }
.post-content h2 { font-size: 1.5rem; }

.post-content h3 {
  font-family: var(--font-headline);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--burnt-orange);
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}

.post-content p {
  margin-bottom: 1.4em;
}

.post-content a {
  color: var(--burnt-orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.post-content a:hover { color: var(--deep-petrol); }

.post-content blockquote {
  border-left: 3px solid var(--burnt-orange);
  padding: 12px 20px;
  margin: 24px 0;
  background: rgba(44, 92, 112, 0.05);
  border-radius: 0 8px 8px 0;
  color: var(--light-body);
  font-style: italic;
}

.post-content ul, .post-content ol {
  margin: 0 0 1.4em 1.5em;
}

.post-content li {
  margin-bottom: 0.5em;
}

.post-content strong {
  color: var(--deep-petrol);
  font-weight: 600;
}

/* Images in markdown */
.post-content img, .post-img {
  max-width: 100%;
  border-radius: 10px;
  margin: 24px 0;
  display: block;
}

/* Code blocks — stay dark for syntax legibility against parchment */
.post-content pre {
  background: #1a2425 !important;
  padding: 20px;
  border-radius: 10px;
  margin: 24px 0;
  overflow-x: auto;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.post-content code {
  font-family: 'Fira Code', 'Courier New', monospace;
  font-size: 0.9rem;
}

.post-content p code {
  background: rgba(44, 92, 112, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.85rem;
  color: var(--burnt-orange);
}

/* Mermaid diagrams */
.post-mermaid {
  background: var(--aged-paper);
  padding: 24px;
  border-radius: 12px;
  margin: 32px 0;
  text-align: center;
  border: 1px solid rgba(44, 92, 112, 0.15);
}

/* Force brand colors inside Mermaid SVG (base theme needs overrides) */
.post-mermaid svg .edgeLabel,
.post-mermaid svg .edgeLabel * {
  color: var(--light-body) !important;
  fill: var(--light-body) !important;
  background-color: var(--aged-paper) !important;
}
.post-mermaid svg .edgeLabel rect {
  fill: var(--aged-paper) !important;
}
.post-mermaid svg .edgePath .path,
.post-mermaid svg .flowchart-link {
  stroke: var(--deep-petrol) !important;
  stroke-width: 1.5px !important;
}
.post-mermaid svg .arrowheadPath,
.post-mermaid svg marker path {
  fill: var(--deep-petrol) !important;
  stroke: var(--deep-petrol) !important;
}
.post-mermaid svg .node rect,
.post-mermaid svg .node circle,
.post-mermaid svg .node ellipse,
.post-mermaid svg .node polygon,
.post-mermaid svg .node path {
  stroke: var(--deep-forest) !important;
  stroke-width: 1.5px !important;
}

/* Chart.js containers */
.post-chart {
  position: relative;
  height: 350px;
  width: 100%;
  margin: 32px 0;
  background: var(--aged-paper);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid rgba(44, 92, 112, 0.15);
}

/* Tables */
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
}

.post-content th {
  font-family: var(--font-headline);
  font-weight: 600;
  text-align: left;
  padding: 10px 14px;
  border-bottom: 2px solid rgba(44, 92, 112, 0.3);
  color: var(--deep-petrol);
}

.post-content td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(44, 92, 112, 0.15);
}

.post-content tr:hover td {
  background: rgba(44, 92, 112, 0.04);
}

/* Horizontal rules */
.post-content hr {
  border: none;
  border-top: 1px solid rgba(44, 92, 112, 0.2);
  margin: 2em 0;
}

/* --- Sidebar --- */
.post-sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
}

.sidebar-section {
  margin-bottom: 32px;
}

.sidebar-section h4 {
  font-family: var(--font-headline);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--burnt-orange);
  margin-bottom: 12px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.post-tag {
  font-family: var(--font-headline);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid rgba(44, 92, 112, 0.25);
  color: var(--deep-petrol);
  background: rgba(44, 92, 112, 0.05);
}

.sidebar-author-name {
  font-family: var(--font-headline);
  font-weight: 600;
  color: var(--deep-petrol);
  font-size: 0.95rem;
}

.sidebar-author-role {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--light-muted);
  margin-top: 2px;
}

.sidebar-link {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--burnt-orange);
  text-decoration: none;
}

.sidebar-link:hover { color: var(--deep-petrol); }

.loading-msg {
  color: var(--light-muted);
  text-align: center;
  font-family: var(--font-body);
  padding: 40px;
}