/* ===================================
   6. BLOG SECTION
   =================================== */
.blog {
  padding: var(--section-padding);
}

.blog-header {
  text-align: center;
  margin-bottom: 40px;
}

.blog-header .section-subtitle {
  margin: 0 auto;
}

/* ---- Blog Preview Grid (home page) ---- */
.blog-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.blog-preview-cta {
  text-align: center;
  margin-top: 8px;
}

/* ---- Blog full page top padding ---- */
.blog-page {
  padding-top: 120px;
}

/* ---- Category Navigation Bar ---- */
.blog-category-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  padding-bottom: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-overflow-scrolling: touch;
}

.blog-category-nav::-webkit-scrollbar {
  display: none;
}

.blog-category-btn {
  flex-shrink: 0;
  padding: 8px 20px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  background: var(--color-white);
  color: var(--color-gray-600);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.blog-category-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.blog-category-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ---- Blog Main Layout ---- */
.blog-main {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.blog-articles {
  flex: 2;
  min-width: 0;
}

.blog-sidebar {
  flex: 1;
  min-width: 0;
  position: sticky;
  top: 100px;
}

/* ---- Article Cards Grid ---- */
.blog-articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.blog-card-image {
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: var(--color-gray-100);
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 780 / 608;
}

.blog-card-body {
  padding: 20px;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.blog-card-category {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.blog-card-read-time {
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-excerpt {
  font-size: 0.8125rem;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.blog-card-tag-item {
  font-size: 0.6875rem;
  color: var(--color-gray-500);
  background: var(--color-gray-100);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* ---- Pagination ---- */
.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 32px 0 8px;
  flex-wrap: wrap;
}

.blog-page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background: var(--color-white);
  color: var(--color-gray-600);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.blog-page-btn:hover:not([disabled]):not(.active) {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(44, 182, 125, 0.06);
}

.blog-page-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
}

.blog-page-btn[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

.blog-page-btn svg {
  flex-shrink: 0;
}

.blog-page-ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 40px;
  color: var(--color-gray-400);
  font-size: 0.875rem;
  letter-spacing: 2px;
}

.blog-page-prev span,
.blog-page-next span {
  display: inline;
}

@media (max-width: 480px) {
  .blog-page-prev span,
  .blog-page-next span {
    display: none;
  }
  .blog-page-btn {
    min-width: 36px;
    height: 36px;
    padding: 0 8px;
    font-size: 0.8125rem;
  }
}

/* ---- Sidebar ---- */
.blog-sidebar-section {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}

.blog-sidebar-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 16px;
}

/* Tags List */
.blog-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.blog-tag-btn {
  padding: 6px 14px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  background: var(--color-white);
  color: var(--color-gray-600);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.blog-tag-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.blog-tag-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* Trending List */
.blog-trending-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.blog-trending-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  cursor: pointer;
  transition: opacity var(--transition-base);
}

.blog-trending-item:hover {
  opacity: 0.8;
}

.blog-trending-rank {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.blog-trending-info {
  flex: 1;
  min-width: 0;
}

.blog-trending-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-900);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 4px;
}

.blog-trending-meta {
  font-size: 0.6875rem;
  color: var(--color-gray-400);
}

/* Empty state */
.blog-empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-gray-400);
  grid-column: 1 / -1;
}

.blog-empty-state svg {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  stroke: var(--color-gray-300);
}

.blog-empty-state p {
  font-size: 0.9375rem;
}



/* ===================================
   RESPONSIVE - Blog
   =================================== */
@media (max-width: 1024px) {
  .blog-main {
    flex-direction: column;
  }

  .blog-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .blog-preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .blog-articles-grid {
    grid-template-columns: 1fr;
  }

  .blog-sidebar {
    position: static;
  }

  .blog-sidebar-section:first-child .blog-tags-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }
  .blog-sidebar-section:first-child .blog-tags-list::-webkit-scrollbar {
    display: none;
  }

  .blog-preview-grid {
    grid-template-columns: 1fr;
  }
}

/* ═══════════════════════════════════════════════
   Blog Article Detail Page
   ═══════════════════════════════════════════════ */

/* Hidden by default, revealed on CTA click */
.blog-article-cta > .store-download-group {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-10px);
  transition: max-height 0.4s ease, opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}
.blog-article-cta > .store-download-group.show {
  max-height: 400px;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.blog-article {
  max-width: 800px;
  margin: 0 auto;
  padding: 120px 24px 80px;
}
.blog-article-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  margin-bottom: 32px;
  transition: opacity .2s;
}
.blog-article-back:hover { opacity: .7; }
.blog-article-back svg { width: 20px; height: 20px; }
.blog-article-hero-img {
  width: 100%;
  border-radius: 16px;
  margin-bottom: 32px;
  object-fit: cover;
  max-height: 420px;
  aspect-ratio: 780 / 608;
}
.blog-article-tag {
  display: inline-block;
  background: rgba(74,144,226,.1);
  color: var(--color-primary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 16px;
  margin-right: 8px;
}
.blog-article-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--color-heading);
  line-height: 1.2;
  margin-bottom: 16px;
}
.blog-article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #64748b;
  font-size: .9rem;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}
.blog-article-content h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-heading);
  margin: 48px 0 16px;
}
.blog-article-content h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-heading);
  margin: 32px 0 12px;
}
.blog-article-content p {
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 20px;
  font-size: 1.05rem;
}
.blog-article-content ul,
.blog-article-content ol {
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 20px;
  padding-left: 24px;
  font-size: 1.05rem;
}
.blog-article-content li { margin-bottom: 8px; }
.blog-article-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding: 16px 24px;
  margin: 32px 0;
  background: rgba(74,144,226,.05);
  border-radius: 0 12px 12px 0;
}
.blog-article-content blockquote p {
  color: var(--color-heading);
  font-style: italic;
  margin-bottom: 0;
}
.blog-article-content .highlight-box {
  background: linear-gradient(135deg, rgba(74,144,226,.08), rgba(46,204,113,.08));
  border-radius: 16px;
  padding: 24px 32px;
  margin: 32px 0;
}
.blog-article-content .highlight-box h3 { margin-top: 0; }
.blog-article-content img {
  max-width: 100%;
  border-radius: 12px;
  margin: 24px 0;
}
.blog-article-cta {
  text-align: center;
  margin-top: 64px;
  padding: 48px 32px;
  background: linear-gradient(135deg, rgba(74,144,226,.08), rgba(46,204,113,.08));
  border-radius: 20px;
}
.blog-article-cta h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 12px;
}
.blog-article-cta p {
  color: var(--color-text);
  margin-bottom: 24px;
}
.blog-article-cta .btn { display: inline-flex; }
.blog-article-cta .store-download-group {
  align-items: center;
  margin-top: 12px;
  gap: 8px;
}
.blog-article-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  gap: 16px;
  color: var(--color-text);
}
.blog-article-loading .blog-scroll-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-gray-200);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: blogSpinnerRotate 0.8s linear infinite;
}
@keyframes blogSpinnerRotate {
  to { transform: rotate(360deg); }
}

/* Article fade-in after load */
.blog-article.is-loaded {
  animation: blogArticleFadeIn 0.4s ease both;
}
@keyframes blogArticleFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}