/* ============================================================
   BLOG.CSS — Blog listing & post styles
   Depends on: main.css, layout.css, theme.css (custom properties)
   ============================================================ */

/* ── Nav Back Button (shared with photo pages) ─────────────── */
.photo-nav-back {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 0.9rem;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  text-decoration: none;
}

.photo-nav-back:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(201,168,76,0.06);
}

.photo-nav-back i {
  font-size: 16px;
}

[data-theme="light"] .photo-nav-back {
  border-color: rgba(0,0,0,0.15);
  background: rgba(0,0,0,0.03);
}

/* ── Blog Hero ─────────────────────────────────────────────── */
.blog-hero {
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-hero > .container,
.post-header > .container {
  position: relative;
  z-index: 1;
}

.blog-hero-eyebrow {
  display: block;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.blog-hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--text-primary);
  margin: 0 0 0.75rem;
}

.blog-hero-desc {
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin: 0;
}

/* ── Blog Layout (Content + Sidebar) ───────────────────────── */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
  align-items: start;
}

.blog-layout--post .post-content {
  max-width: none;
}

.blog-layout--post .post-share {
  max-width: none;
}

.blog-layout--post .post-author {
  max-width: none;
}

@media (max-width: 1024px) {
  .blog-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* ── Blog Listing Grid ─────────────────────────────────────── */
.blog-listing {
  padding: 40px 0 120px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.blog-empty {
  text-align: center;
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
  padding: 80px 0;
}

/* ── Blog Card ─────────────────────────────────────────────── */
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover-accent);
}

.blog-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.blog-card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-base);
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.04);
}

.blog-card-body {
  padding: 1.5rem;
}

.blog-card-category {
  display: inline-block;
  font-family: 'Courier New', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.blog-card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
  line-height: 1.3;
}

.blog-card-excerpt {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-meta {
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.blog-card-dot {
  margin: 0 0.4rem;
}

/* ── Blog Sub-Navigation ───────────────────────────────────── */
.blog-subnav {
  position: sticky;
  top: 60px;
  z-index: 89;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.5rem 0;
}

.blog-subnav-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.blog-subnav-back {
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-primary);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 6px;
  padding: 0.5rem 1.2rem;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base);
}

.blog-subnav-back:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

[data-theme="light"] .blog-subnav-back {
  border-color: rgba(0,0,0,0.22);
}

/* ── Breadcrumb ────────────────────────────────────────────── */
.blog-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.blog-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--t-fast);
}

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

.blog-breadcrumb-sep {
  color: var(--text-muted);
}

.blog-breadcrumb-current {
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 300px;
}

/* ← Portfolio button */
.blog-subnav-portfolio {
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--text-primary);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 6px;
  padding: 0.5rem 1.2rem;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base);
}

.blog-subnav-portfolio:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

[data-theme="light"] .blog-subnav-portfolio {
  border-color: rgba(0,0,0,0.22);
}

/* ── Sidebar ───────────────────────────────────────────────── */
.blog-sidebar {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.sidebar-widget-label {
  display: block;
  font-family: 'Courier New', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ── Sidebar: Book Widget ──────────────────────────────────── */
.sidebar-book-link {
  display: block;
  margin-bottom: 1rem;
  max-width: 140px;
}

.sidebar-book-cover {
  width: 100%;
  height: auto;
  border-radius: 6px;
  box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base);
}

.sidebar-book-link:hover .sidebar-book-cover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover-accent);
}

.sidebar-book-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.25rem;
}

.sidebar-book-subtitle {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0 0 0.75rem;
}

.sidebar-book-cta {
  display: inline-block;
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
}

.sidebar-book-cta:hover {
  border-bottom-color: var(--accent);
}

/* ── Sidebar: Categories ───────────────────────────────────── */
.sidebar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sidebar-tag {
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.35rem 0.9rem;
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.sidebar-tag:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.sidebar-tag.is-active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* ── Sidebar: Newsletter ───────────────────────────────────── */
.sidebar-newsletter-desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0 0 1rem;
}

.sidebar-newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-newsletter-input {
  font-family: 'Inter', sans-serif;
  font-size: 0.88rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.9rem;
  outline: none;
  transition: border-color var(--t-fast);
}

.sidebar-newsletter-input::placeholder {
  color: var(--text-muted);
}

.sidebar-newsletter-input:focus {
  border-color: var(--accent);
}

.sidebar-newsletter-btn {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: var(--accent);
  border: none;
  border-radius: 8px;
  padding: 0.65rem 1rem;
  cursor: pointer;
  transition: opacity var(--t-fast);
}

.sidebar-newsletter-btn:hover {
  opacity: 0.88;
}

.sidebar-newsletter-success {
  display: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: #c9a84c;
  text-align: center;
  padding: 0.5rem 0;
  margin: 0;
}

/* ── Post Header ───────────────────────────────────────────── */
.post-header {
  padding: 40px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Extra top padding when there's no image above */
.post:not(:has(.post-hero-image-full)) .post-header {
  padding-top: 80px;
}

.post-header-inner {
  max-width: 720px;
  margin: 0 auto;
}

.post-category {
  display: inline-block;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.post-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--text-primary);
  margin: 0 0 1rem;
  line-height: 1.15;
}

.post-meta {
  font-family: 'Courier New', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.post-meta-dot {
  margin: 0 0.4rem;
}

/* ── Post Hero Image (full-width, above title) ─────────────── */
.post-hero-image-full {
  position: relative;
  overflow: hidden;
  padding: 100px 0 0;
}

.post-hero-image-full img {
  display: block;
  max-width: 960px;
  width: 100%;
  height: auto;
  margin: 0 auto;
  border-radius: 12px;
}

/* Legacy fallback */
.post-hero-image {
  max-width: 960px;
  margin: 0 auto 3rem;
  border-radius: 12px;
  overflow: hidden;
}

.post-hero-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Post Content (Typography) ─────────────────────────────── */
.post-content {
  max-width: 720px;
  margin: 0 auto;
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.post-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 3rem 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--accent);
}

.post-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 2.5rem 0 0.75rem;
}

.post-content p {
  margin: 0 0 1.5rem;
}

.post-content a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast);
}

.post-content a:hover {
  border-bottom-color: var(--accent);
}

.post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--text-secondary);
}

.post-content pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 2rem 0;
  font-size: 0.88rem;
  line-height: 1.6;
}

.post-content code {
  font-family: 'Courier New', monospace;
  font-size: 0.88em;
}

.post-content :not(pre) > code {
  background: var(--accent-dim);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

.post-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 2rem 0;
}

.post-content ul,
.post-content ol {
  padding-left: 1.5rem;
  margin: 0 0 1.5rem;
}

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

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
}

.post-content th,
.post-content td {
  text-align: left;
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.post-content th {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: var(--text-primary);
}

/* ── Share Buttons ─────────────────────────────────────────── */
.post-share {
  max-width: 720px;
  margin: 3rem auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.post-share-label {
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.post-share-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.post-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.45rem 1rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: none;
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.post-share-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.post-share-btn svg {
  flex-shrink: 0;
}

/* ── Author Card ───────────────────────────────────────────── */
.post-author {
  max-width: 720px;
  margin: 0 auto 3rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.post-author-img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.post-author-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.post-author-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.post-author-role {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ── Translation Link ──────────────────────────────────────── */
.post-translation {
  max-width: 720px;
  margin: 0 auto 2rem;
  text-align: center;
}

.post-translation-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.post-translation-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.post-translation-flag {
  font-size: 1.1rem;
}

/* ── Book CTA Section ──────────────────────────────────────── */
.post-cta {
  padding: 80px 0;
  margin-top: 2rem;
  background: var(--bg-card);
  border-top: 2px solid var(--accent);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

/* Subtle gold shimmer overlay */
.post-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(201, 168, 76, 0.04) 0%, transparent 50%),
    repeating-linear-gradient(
      90deg,
      rgba(201, 168, 76, 0.03) 0px,
      rgba(201, 168, 76, 0.03) 1px,
      transparent 1px,
      transparent 40px
    );
  pointer-events: none;
}

.post-cta-inner {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 820px;
  margin: 0 auto;
}

.post-cta-cover img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(201, 168, 76, 0.12);
  transition: transform var(--t-base), box-shadow var(--t-base);
}

.post-cta-cover a:hover img {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-hover-accent);
}

.post-cta-eyebrow {
  display: block;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.post-cta-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.35rem;
  line-height: 1.2;
}

.post-cta-subtitle {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-style: italic;
  color: var(--text-secondary);
  margin: 0 0 1rem;
}

.post-cta-desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0 0 1.5rem;
}

.post-cta-btn {
  display: inline-flex;
  align-items: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: var(--accent);
  padding: 0.85rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  transition: opacity var(--t-fast), transform var(--t-base);
}

.post-cta-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.post-cta-inner--noimage {
  grid-template-columns: 1fr;
  max-width: 640px;
  text-align: center;
}

.post-cta-inner--noimage .post-cta-btn {
  margin: 0 auto;
}

@media (max-width: 768px) {
  .post-cta-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .post-cta-cover {
    max-width: 180px;
    margin: 0 auto;
  }
}

/* ── Related Posts ──────────────────────────────────────────── */
.post-related {
  padding: 60px 0 80px;
  border-top: 1px solid var(--border);
}

.post-related-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 2rem;
}

/* ── Footer Navigation Grid ────────────────────────────────── */
.footer-nav-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
  padding: 2rem 0;
}

.footer-nav-col {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-nav-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}

.footer-nav-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.footer-nav-link {
  font-family: 'Courier New', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--t-fast);
  padding: 0.2rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-nav-link:hover {
  color: var(--text-primary);
}

.footer-nav-link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .footer-nav-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  .footer-nav-col:first-child {
    grid-column: 1 / -1;
  }
}

/* ── Mobile adjustments ────────────────────────────────────── */
@media (max-width: 1024px) {
  .blog-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .blog-hero {
    padding: 120px 0 40px;
  }

  .post-header {
    padding: 60px 0 24px;
  }

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

  .post-author {
    flex-direction: column;
    text-align: center;
  }
}