/* ============================================================
   學車天使 APASS - Blog 專用樣式
   ============================================================ */

/* --- Blog List Page --- */
.blog-hero {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  padding: 50px 0;
  text-align: center;
}
.blog-hero h1 { color: var(--white); }
.blog-hero p { opacity: 0.85; }

.blog-filter {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  padding: 0 16px;
}
.blog-filter-btn {
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 50px;
  background: var(--white);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
}
.blog-filter-btn:hover,
.blog-filter-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.blog-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* --- Blog Card --- */
.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.blog-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-alt);
}
.blog-card-body {
  padding: 20px;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.blog-card-tag {
  padding: 3px 10px;
  background: var(--accent-light);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.blog-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  line-height: 1.4;
}
.blog-card h3 a {
  color: var(--text);
  transition: color var(--transition);
}
.blog-card h3 a:hover {
  color: var(--primary);
}
.blog-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card .card-link {
  font-size: 0.9rem;
}

/* --- Blog Featured Card --- */
.blog-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.blog-featured:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.blog-featured .blog-card-img {
  height: 100%;
  min-height: 280px;
}
.blog-featured .blog-card-body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.blog-featured h3 { font-size: 1.4rem; }

/* --- Blog Sidebar --- */
.blog-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.sidebar-widget {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.sidebar-widget h3 {
  font-size: 1rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--accent);
}
.sidebar-popular li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.sidebar-popular li:last-child {
  border-bottom: none;
}
.sidebar-popular a {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}
.sidebar-popular a:hover {
  color: var(--primary);
}
.sidebar-popular .meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}
.sidebar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.sidebar-tags a {
  padding: 5px 14px;
  background: var(--bg);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--text-light);
  transition: all var(--transition);
}
.sidebar-tags a:hover {
  background: var(--primary);
  color: var(--white);
}

/* Sidebar CTA */
.sidebar-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  border: none;
  text-align: center;
}
.sidebar-cta h3 {
  color: var(--white);
  border-bottom-color: var(--accent);
}
.sidebar-cta p {
  font-size: 0.9rem;
  opacity: 0.85;
  margin-bottom: 16px;
}
.sidebar-cta .btn {
  width: 100%;
  justify-content: center;
}

/* --- Blog Article Page --- */
.blog-article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  padding: 40px 0;
}

.blog-article {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--border);
}

.blog-article-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.blog-article-header h1 {
  font-size: 2rem;
  line-height: 1.35;
  margin-bottom: 16px;
}

.blog-article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.blog-article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Article Content */
.blog-content h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.blog-content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.blog-content h3 {
  font-size: 1.2rem;
  margin-top: 1.8rem;
  margin-bottom: 0.8rem;
}
.blog-content p {
  margin-bottom: 1.2rem;
  line-height: 1.85;
}
.blog-content ul,
.blog-content ol {
  margin-bottom: 1.2rem;
  padding-left: 1.5rem;
}
.blog-content ul { list-style: disc; }
.blog-content ol { list-style: decimal; }
.blog-content li {
  margin-bottom: 6px;
  line-height: 1.7;
}
.blog-content img {
  border-radius: var(--radius);
  margin: 1.5rem 0;
  box-shadow: var(--shadow-sm);
}
.blog-content blockquote {
  border-left: 4px solid var(--accent);
  padding: 16px 24px;
  margin: 1.5rem 0;
  background: var(--bg);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-light);
  font-style: italic;
}
.blog-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.blog-content a:hover {
  color: var(--primary-light);
}

/* Info Box / Callout */
.info-box {
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 1.5rem 0;
}
.info-box h4 {
  color: var(--primary);
  margin-bottom: 8px;
}
.info-box p:last-child {
  margin-bottom: 0;
}

.warning-box {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 1.5rem 0;
}

/* Table of Contents */
.toc {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 2rem;
}
.toc h4 {
  margin-bottom: 12px;
  color: var(--primary);
}
.toc ol {
  padding-left: 1.2rem;
  list-style: decimal;
}
.toc li {
  margin-bottom: 6px;
}
.toc a {
  color: var(--text-light);
  font-size: 0.9rem;
  text-decoration: none;
}
.toc a:hover {
  color: var(--primary);
}

/* Article Share */
.blog-share {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.blog-share span {
  font-weight: 600;
  font-size: 0.9rem;
}
.share-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  color: var(--text-light);
  transition: all var(--transition);
  font-size: 0.9rem;
}
.share-btn:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Related Posts */
.related-posts {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.related-posts h2 {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}
.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 16px;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 3rem;
}
.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  transition: all var(--transition);
}
.pagination a:hover {
  background: var(--bg-alt);
  color: var(--primary);
  border-color: var(--primary);
}
.pagination .current {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* --- Responsive Blog overrides handled in responsive.css --- */