/* ===== BLOG PAGE STYLES ===== */

/* ---- Hero ---- */
.blog-hero {
  position: relative;
  padding: 100px 0 80px;
  overflow: hidden;
  background: linear-gradient(135deg, #0f2027 0%, #203a43 50%, #2c5364 100%);
  margin-bottom: 0;
}

.blog-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 188, 212, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 100, 160, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

body.light-mode .blog-hero {
  background: linear-gradient(135deg, #1a3a5c 0%, #00636e 50%, #004e5a 100%);
}

.blog-hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.blog-hero-content {
  position: relative;
  z-index: 2;
}

.blog-hero-label {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 188, 212, 0.15);
  border: 1px solid rgba(0, 188, 212, 0.35);
  color: #00bcd4;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.blog-hero-title {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 1.2rem;
  background: linear-gradient(135deg, #ffffff 0%, #a8edea 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  max-width: 550px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* Hero Search */
.blog-hero-search { max-width: 560px; margin: 0 auto 2.5rem; }

.blog-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50px;
  backdrop-filter: blur(12px);
  padding: 6px 6px 6px 20px;
  transition: all 0.3s ease;
}

.blog-search-wrap:focus-within {
  border-color: rgba(0,188,212,0.6);
  background: rgba(255,255,255,0.15);
  box-shadow: 0 0 0 4px rgba(0,188,212,0.1);
}

.blog-search-icon {
  color: rgba(255,255,255,0.5);
  margin-right: 10px;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.blog-search-field {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: 0.95rem;
  font-family: 'Inter', sans-serif;
}

.blog-search-field::placeholder { color: rgba(255,255,255,0.4); }

.blog-search-btn {
  background: linear-gradient(135deg, var(--primary-base), var(--primary-dark));
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.blog-search-btn:hover {
  transform: scale(1.04);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

/* Hero Stats */
.blog-hero-stats {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 16px;
  padding: 16px 32px;
  backdrop-filter: blur(10px);
}

.blog-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 24px;
}

.blog-stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.blog-stat-label {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.blog-stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.2);
}

/* ---- Featured Section ---- */
.blog-featured-section {
  padding: 80px 0 60px;
}

.blog-section-header {
  margin-bottom: 2rem;
}

.blog-section-tag {
  display: inline-flex;
  align-items: center;
  background: var(--primary-faded);
  color: var(--primary-base);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 0.5rem;
}

.blog-section-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0;
  color: inherit;
}

/* Featured Card */
.featured-card-link {
  display: block;
  text-decoration: none !important;
  color: inherit;
}

.featured-blog-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: 20px;
  overflow: hidden;
  background: var(--light-theme-surface);
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  min-height: 420px;
}

body:not(.light-mode) .featured-blog-card {
  background: rgba(255,255,255,0.05);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.featured-blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 80px rgba(0,0,0,0.18);
}

.featured-blog-img {
  position: relative;
  overflow: hidden;
}

.featured-blog-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.featured-blog-card:hover .featured-blog-img img {
  transform: scale(1.06);
}

.featured-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 50%);
  display: flex;
  align-items: flex-start;
  padding: 20px;
}

.featured-badge {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, #ff6b35, #f7931e);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 50px;
  letter-spacing: 0.05em;
}

.featured-blog-body {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-blog-title {
  font-size: 1.7rem;
  font-weight: 800;
  line-height: 1.25;
  margin: 0.75rem 0 1rem;
  color: inherit;
}

.featured-blog-excerpt {
  color: var(--text-mut);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

body:not(.light-mode) .featured-blog-excerpt {
  color: rgba(255,255,255,0.65);
}

.featured-blog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.post-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.post-author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-base);
}

.post-author-name {
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1;
}

.post-author-role {
  font-size: 0.75rem;
  color: var(--text-mut);
  margin-top: 3px;
}

.featured-read-btn {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-base), var(--primary-dark));
  color: #fff;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.featured-card-link:hover .featured-read-btn {
  transform: translateX(4px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

/* Post Meta Row */
.post-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}

.post-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 3px 12px;
  border-radius: 50px;
}

.post-date, .post-read {
  font-size: 0.8rem;
  color: var(--text-mut);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Category colors */
.cat-ai { background: rgba(0,188,212,0.12); color: #00acc1; }
.cat-tutorial { background: rgba(76,175,80,0.12); color: #43a047; }
.cat-project { background: rgba(255,152,0,0.12); color: #fb8c00; }

body:not(.light-mode) .cat-ai { background: rgba(0,188,212,0.2); color: #4dd0e1; }
body:not(.light-mode) .cat-tutorial { background: rgba(76,175,80,0.2); color: #66bb6a; }
body:not(.light-mode) .cat-project { background: rgba(255,152,0,0.2); color: #ffa726; }

/* ---- Main Blog Section ---- */
.blog-main-section {
  padding: 20px 0 80px;
}

/* Filter Bar */
.blog-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 2rem;
}

.blog-filter-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0;
}

.blog-filter-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.blog-filter-tab {
  background: transparent;
  border: 1.5px solid rgba(0,0,0,0.12);
  color: var(--text-mut);
  border-radius: 50px;
  padding: 6px 18px;
  font-size: 0.825rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: 'Inter', sans-serif;
}

body:not(.light-mode) .blog-filter-tab {
  border-color: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.6);
}

.blog-filter-tab:hover {
  border-color: var(--primary-base);
  color: var(--primary-base);
}

.blog-filter-tab.active {
  background: var(--primary-base);
  border-color: var(--primary-base);
  color: #fff;
}

/* Posts Grid */
.blog-posts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* Blog Post Card */
.blog-post-card {
  border-radius: 16px;
  overflow: hidden;
  background: var(--light-theme-surface);
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  display: flex;
  flex-direction: column;
}

body:not(.light-mode) .blog-post-card {
  background: rgba(255,255,255,0.05);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.blog-post-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.13);
}

body:not(.light-mode) .blog-post-card:hover {
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
}

.blog-post-card.hidden { display: none; }

.blog-post-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none !important;
  color: inherit;
}

.blog-post-img {
  position: relative;
  overflow: hidden;
  height: 200px;
  flex-shrink: 0;
}

.blog-post-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-post-card:hover .blog-post-img img { transform: scale(1.07); }

.post-category-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding: 4px 12px;
  border-radius: 50px;
  backdrop-filter: blur(6px);
}

.blog-post-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-post-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0.4rem 0 0.75rem;
  color: inherit;
  transition: color 0.2s ease;
}

.blog-post-card:hover .blog-post-title { color: var(--primary-base); }

.blog-post-excerpt {
  font-size: 0.875rem;
  color: var(--text-mut);
  line-height: 1.65;
  margin-bottom: 1rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

body:not(.light-mode) .blog-post-excerpt { color: rgba(255,255,255,0.55); }

.blog-post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 1rem;
}

.post-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 50px;
  background: var(--primary-faded);
  color: var(--primary-base);
  border: 1px solid var(--primary-fade-medium);
}

.blog-post-cta {
  display: inline-flex;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-base);
  margin-top: auto;
  transition: gap 0.2s ease;
  gap: 4px;
}

.blog-post-card:hover .blog-post-cta { gap: 8px; }

/* No results */
.blog-no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-mut);
}

.blog-no-results i {
  font-size: 3rem;
  opacity: 0.4;
  display: block;
  margin-bottom: 12px;
}

/* Pagination */
.blog-pagination-wrap { margin-top: 3rem; display: flex; justify-content: center; }

.blog-pagination {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 6px;
}

.blog-page-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1.5px solid rgba(0,0,0,0.1);
  color: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.25s ease;
}

body:not(.light-mode) .blog-page-link { border-color: rgba(255,255,255,0.15); }

.blog-page-link:hover, .blog-page-item.active .blog-page-link {
  background: var(--primary-base);
  border-color: var(--primary-base);
  color: #fff;
}

.blog-page-item.disabled .blog-page-link {
  opacity: 0.4;
  pointer-events: none;
}

/* ---- Sidebar ---- */
.blog-sidebar { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 24px; }

.sidebar-widget {
  background: var(--light-theme-surface);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
}

body:not(.light-mode) .sidebar-widget {
  background: rgba(255,255,255,0.05);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.sidebar-widget-header {
  display: flex;
  align-items: center;
  margin-bottom: 1.2rem;
  color: var(--primary-base);
  font-size: 0.9rem;
}

.sidebar-widget-header h5 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: inherit;
}

/* About Widget */
.sidebar-about {
  text-align: center;
  background: linear-gradient(135deg, var(--primary-faded), transparent);
  border: 1px solid var(--primary-fade-medium);
}

.sidebar-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-base);
  margin-bottom: 12px;
}

.sidebar-about-name {
  font-size: 1rem;
  font-weight: 800;
  margin: 0 0 8px;
}

.sidebar-about-bio {
  font-size: 0.83rem;
  color: var(--text-mut);
  line-height: 1.6;
  margin-bottom: 16px;
}

body:not(.light-mode) .sidebar-about-bio { color: rgba(255,255,255,0.55); }

.sidebar-social {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.sidebar-social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-faded);
  color: var(--primary-base);
  border: 1px solid var(--primary-fade-medium);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.25s ease;
}

.sidebar-social-btn:hover {
  background: var(--primary-base);
  color: #fff;
  transform: translateY(-2px);
}

/* Categories */
.sidebar-categories {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-cat-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.sidebar-cat-link:hover {
  background: var(--primary-faded);
  color: var(--primary-base);
  text-decoration: none;
}

.sidebar-cat-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.sidebar-cat-dot.cat-ai { background: #00acc1; }
.sidebar-cat-dot.cat-tutorial { background: #43a047; }
.sidebar-cat-dot.cat-project { background: #fb8c00; }

.sidebar-cat-count {
  margin-left: auto;
  background: var(--primary-faded);
  color: var(--primary-base);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 50px;
}

/* Newsletter */
.sidebar-newsletter {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-base) 100%);
  color: #fff;
  text-align: center;
  border: none;
}

.sidebar-newsletter-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin: 0 auto 14px;
}

.sidebar-newsletter h5 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #fff;
}

.sidebar-newsletter p {
  font-size: 0.83rem;
  opacity: 0.85;
  line-height: 1.6;
  margin-bottom: 16px;
}

.sidebar-newsletter-form { display: flex; flex-direction: column; gap: 10px; }

.sidebar-email-input {
  background: rgba(255,255,255,0.15);
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 10px;
  padding: 10px 14px;
  color: #fff;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.25s ease;
}

.sidebar-email-input::placeholder { color: rgba(255,255,255,0.5); }
.sidebar-email-input:focus { border-color: rgba(255,255,255,0.7); }

.sidebar-subscribe-btn {
  background: #fff;
  color: var(--primary-dark);
  border: none;
  border-radius: 10px;
  padding: 11px;
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.25s ease;
}

.sidebar-subscribe-btn:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.2);
}

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

.sidebar-tag {
  display: inline-block;
  background: var(--primary-faded);
  color: var(--primary-base);
  border: 1px solid var(--primary-fade-medium);
  border-radius: 8px;
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
}

.sidebar-tag:hover {
  background: var(--primary-base);
  color: #fff;
  border-color: var(--primary-base);
  text-decoration: none;
  transform: translateY(-2px);
}

/* ---- Responsive ---- */
@media (max-width: 991px) {
  .blog-sidebar { position: static; }
  .featured-blog-card { grid-template-columns: 1fr; }
  .featured-blog-img { height: 280px; }
  .featured-blog-body { padding: 28px; }
  .featured-blog-title { font-size: 1.4rem; }
}

@media (max-width: 768px) {
  .blog-hero { padding: 70px 0 60px; }
  .blog-hero-stats { padding: 12px 16px; }
  .blog-stat-item { padding: 0 14px; }
  .blog-stat-num { font-size: 1.3rem; }
  .blog-posts-grid { grid-template-columns: 1fr; }
  .blog-filter-bar { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .blog-hero-stats { flex-direction: column; gap: 12px; }
  .blog-stat-divider { width: 60px; height: 1px; }
  .featured-blog-footer { flex-direction: column; align-items: flex-start; }
}