/* ==========================================================================
   Benson Hunt Technologies — Blog Detail Page Styles (blog-detail.css)
   CyStack-Inspired Editorial Layout & 3-Column Visual Grid
   (HTML Order: Col 1 Content, Col 2 Left Sidebar, Col 3 Right Sidebar)
   (Visual Display Order: Col 2 (Left) -> Col 1 (Center) -> Col 3 (Right))
   All 3 columns start on the EXACT same horizontal top baseline.
   ========================================================================== */

/* --- Global Body Grid Line --- */
body {
  background-color: #fafcfb;
  background-image:
    linear-gradient(rgba(37, 190, 90, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 190, 90, 0.08) 1px, transparent 1px);
  background-size: 12px 12px;
  background-position: 0 0;
}

/* ==========================================================================
   3-Column Main Layout (Matches standard .container / .nav-container)
   ========================================================================== */
html,
body {
  overflow-x: clip !important;
  overflow-y: visible !important;
}

.article-body-layout {
  margin-top: 72px; /* Fixed navbar offset */
  padding: 30px 0 85px;
  background: transparent;
  overflow: visible !important;
  overflow-x: clip !important;
}

.article-body-grid {
  display: grid;
  grid-template-columns: 255px minmax(0, 1fr) 255px;
  grid-template-areas: "sidebar-left main-content sidebar-right";
  gap: 28px;
  align-items: start;
}

/* Perfect 0 Top Margin for First Elements in All 3 Columns */
.article-content-main > *:first-child,
.article-sidebar-left > *:first-child,
.article-sidebar-right > *:first-child {
  margin-top: 0 !important;
}

/* --- Col 1: Main Article Content (HTML Child 1 -> Displayed in Center) --- */
.article-content-main {
  grid-area: main-content;
  min-width: 0;
  padding-top: 0;
  margin-top: 0;
}

/* --- Col 2: Sidebar Left (HTML Child 2 -> Displayed on Left) --- */
.article-sidebar-left {
  grid-area: sidebar-left;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding-top: 0;
  margin-top: 0;
  position: -webkit-sticky !important;
  position: sticky !important;
  top: 95px !important;
  align-self: start !important;
  z-index: 20;
}

/* Sticky TOC in Left Sidebar (Mục lục chạy theo scroll) */
.article-sidebar-left .sidebar-widget {
  position: -webkit-sticky !important;
  position: sticky !important;
  top: 95px !important;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  scrollbar-width: thin;
}

.article-sidebar-left .sidebar-widget::-webkit-scrollbar {
  width: 4px;
}

.article-sidebar-left .sidebar-widget::-webkit-scrollbar-thumb {
  background: var(--gray-300, #cbd5e1);
  border-radius: 4px;
}

/* --- Col 3: Sidebar Right (HTML Child 3 -> Displayed on Right) --- */
.article-sidebar-right {
  grid-area: sidebar-right;
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding-top: 0;
  margin-top: 0;
  align-self: start;
}

/* Sidebar Banner Widget (Banner dưới cùng) */
.sidebar-banner-widget {
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
  border-radius: 8px;
  margin-top: 4px;
}

.sidebar-banner-widget img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

.sidebar-banner-widget a {
  display: block;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.sidebar-banner-widget a:hover {
  opacity: 0.95;
  transform: translateY(-2px);
}

/* ==========================================================================
   Article Inner Elements (Inside Center Column)
   ========================================================================== */

/* 1. Breadcrumbs inside Center Column */
.blog-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--gray-500);
  flex-wrap: wrap;
  margin: 0 0 14px 0 !important;
  padding: 0;
  line-height: 1.4;
}

.blog-breadcrumb a {
  color: var(--gray-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.blog-breadcrumb .breadcrumb-separator {
  color: var(--gray-400);
  font-size: 0.72rem;
}

.blog-breadcrumb .current-page {
  color: var(--gray-900);
  font-weight: 600;
  max-width: 420px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 2. Category Badge */
.article-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 190, 90, 0.12);
  border: 1px solid rgba(37, 190, 90, 0.35);
  color: var(--primary-green);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 13px;
  border-radius: 99px;
  margin: 0 0 14px 0;
}

/* 3. Main Title */
.article-main-title {
  font-size: 1.95rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--gray-900);
  letter-spacing: -0.4px;
  margin: 0 0 16px 0;
}

/* 4. Lead Text */
.article-lead-text {
  font-size: 1.02rem;
  line-height: 1.68;
  color: var(--gray-700);
  margin-bottom: 20px;
  font-weight: 400;
}

/* 5. Article Meta Bar (Left: Date + Category, Right: Smaller Circular Share Buttons) */
.article-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 0;
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 22px;
  gap: 16px;
  flex-wrap: wrap;
}

.article-meta-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--gray-600);
  flex-wrap: wrap;
}

.meta-author-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-700);
  font-size: 0.82rem;
  font-weight: 500;
}

.meta-author-item i {
  color: var(--primary-green);
  font-size: 0.84rem;
}

.meta-date-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-600);
  font-size: 0.82rem;
  font-weight: 500;
}

.meta-date-item i {
  color: var(--primary-green);
  font-size: 0.84rem;
}

.meta-divider {
  color: var(--gray-300);
  font-size: 0.78rem;
}

.meta-category-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-600);
  font-size: 0.80rem;
  font-weight: 500;
}

.meta-category-item i {
  color: var(--primary-green);
  font-size: 0.84rem;
}

.meta-category-item a {
  color: var(--gray-800);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.meta-category-item a:hover {
  color: var(--primary-green);
}

.article-share-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.share-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid var(--gray-200);
  color: var(--gray-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.share-btn:hover {
  border-color: var(--primary-green);
  color: var(--primary-green);
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(37, 190, 90, 0.2);
}

/* 6. Featured Cover Image inside Center Column */
.article-cover-wrap {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--gray-200);
  aspect-ratio: 16 / 9;
  background: #070d0a;
  margin-bottom: 30px;
}

.article-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 7. In-Content Table of Contents (Mobile & Tablet) */
.content-toc-box {
  display: none;
  background: #ffffff;
  border: 1px solid var(--gray-200);
  border-left: 4px solid var(--primary-green);
  border-radius: 8px;
  padding: 20px 22px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
}

.content-toc-title {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.content-toc-title i {
  color: var(--primary-green);
}

.content-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.content-toc-list li a {
  color: var(--gray-700);
  text-decoration: none;
  font-size: 0.88rem;
  line-height: 1.45;
  transition: all var(--transition-fast);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.content-toc-list li a:hover {
  color: var(--primary-green);
  transform: translateX(4px);
}

/* 8. Editorial Typography */
.article-rich-text {
  font-size: 0.95rem;
  line-height: 1.8;
  color: #2d3748;
}

.article-rich-text h2 {
  font-size: 1.45rem;
  font-weight: 750;
  color: var(--gray-900);
  margin: 36px 0 14px 0;
  line-height: 1.35;
  letter-spacing: -0.3px;
  scroll-margin-top: 100px;
}

.article-rich-text h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 24px 0 12px 0;
  line-height: 1.4;
  scroll-margin-top: 100px;
}

.article-rich-text p {
  margin-bottom: 18px;
}

.article-rich-text ul,
.article-rich-text ol {
  margin-bottom: 20px;
  padding-left: 20px;
}

.article-rich-text li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.article-rich-text strong {
  color: var(--gray-900);
  font-weight: 700;
}

/* 9. High-Tech Cyber Callout Box */
.cyber-callout-box {
  background: #070d0a;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(37, 190, 90, 0.14) 0%, transparent 50%),
    linear-gradient(rgba(37, 190, 90, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 190, 90, 0.06) 1px, transparent 1px);
  background-size: 100% 100%, 14px 14px, 14px 14px;
  border: 1px solid rgba(37, 190, 90, 0.35);
  border-radius: 8px;
  padding: 24px;
  margin: 32px 0;
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.cyber-callout-header {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #4ade80;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.cyber-callout-box p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 0;
}

/* 10. Comparison Table */
.article-table-wrap {
  width: 100%;
  overflow-x: auto;
  margin: 32px 0;
  border-radius: 8px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  background: #ffffff;
}

.cyber-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.cyber-table th {
  background: #0c352a;
  color: #ffffff;
  padding: 14px 18px;
  font-weight: 700;
  border-bottom: 1px solid rgba(37, 190, 90, 0.3);
}

.cyber-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-700);
  vertical-align: top;
}

.cyber-table tr:last-child td {
  border-bottom: none;
}

.cyber-table tr:nth-child(even) td {
  background: #fafcfb;
}

.badge-check-yes {
  color: var(--primary-green);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.badge-check-no {
  color: #e53e3e;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 11. Tags */
.article-tags-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--gray-200);
}

.tags-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray-900);
}

.tag-badge {
  background: #ffffff;
  border: 1px solid var(--gray-200);
  color: var(--gray-700);
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.tag-badge:hover {
  border-color: var(--primary-green);
  color: var(--primary-green);
  background: rgba(37, 190, 90, 0.06);
}

/* 12. Author Bio Card */
.article-author-bio-card {
  background: #ffffff;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 28px;
  margin-top: 36px;
  display: flex;
  gap: 20px;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.bio-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #0c352a;
  color: #ffffff;
  font-size: 1.45rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bio-details h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.bio-details .bio-role {
  font-size: 0.82rem;
  color: var(--primary-green);
  font-weight: 600;
  margin-bottom: 6px;
}

.bio-details p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--gray-600);
  margin-bottom: 0;
}

/* ==========================================================================
   Sidebar Widgets (Left & Right)
   ========================================================================== */
.sidebar-widget {
  background: #ffffff;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 22px 20px;
  box-shadow: var(--shadow-sm);
  margin: 0;
}

.sidebar-widget-title {
  font-size: 0.95rem;
  font-weight: 750;
  color: var(--gray-900);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-widget-title i {
  color: var(--primary-green);
}

/* Sticky TOC in Left Sidebar */
.sidebar-toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-toc-list a {
  color: var(--gray-600);
  text-decoration: none;
  font-size: 0.84rem;
  line-height: 1.45;
  transition: all var(--transition-fast);
  display: block;
  padding-left: 8px;
  border-left: 2px solid transparent;
}

.sidebar-toc-list a:hover,
.sidebar-toc-list a.active {
  color: var(--primary-green);
  font-weight: 700;
  border-left-color: var(--primary-green);
  padding-left: 10px;
}

/* CTA Assessment Widget in Right Sidebar */
.sidebar-cta-widget {
  background: #070d0a;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(37, 190, 90, 0.18) 0%, transparent 60%),
    linear-gradient(rgba(37, 190, 90, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 190, 90, 0.06) 1px, transparent 1px);
  background-size: 100% 100%, 14px 14px, 14px 14px;
  border: 1px solid rgba(37, 190, 90, 0.35);
  border-radius: 8px;
  padding: 22px 18px;
  color: #ffffff;
  text-align: center;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
  margin: 0;
}

.sidebar-cta-icon {
  width: 44px;
  height: 44px;
  background: rgba(37, 190, 90, 0.15);
  border: 1px solid rgba(37, 190, 90, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #4ade80;
  font-size: 1.15rem;
  margin: 0 auto 12px;
}

.sidebar-cta-widget h4 {
  font-size: 0.98rem;
  font-weight: 750;
  line-height: 1.35;
  margin-bottom: 6px;
}

.sidebar-cta-widget p {
  font-size: 0.80rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
  margin-bottom: 16px;
}

/* Related Mini Posts in Right Sidebar */
.sidebar-mini-posts {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mini-post-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 10px;
  align-items: center;
  text-decoration: none;
}

.mini-post-thumb {
  width: 64px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
  background: #070d0a;
}

.mini-post-info h5 {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--gray-800);
  margin-bottom: 3px;
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mini-post-item:hover .mini-post-info h5 {
  color: var(--primary-green);
}

.mini-post-date {
  font-size: 0.72rem;
  color: var(--gray-500);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1200px) {
  .article-body-grid {
    grid-template-columns: 230px minmax(0, 1fr) 230px;
    gap: 22px;
  }
}

@media (max-width: 1024px) {
  .article-body-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    grid-template-areas: "main-content sidebar-right";
    gap: 32px;
  }

  .article-sidebar-left {
    display: none;
  }

  .content-toc-box {
    display: block;
  }

  .article-main-title {
    font-size: 2.1rem;
  }
}

@media (max-width: 768px) {
  .article-body-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "main-content"
      "sidebar-right";
    gap: 36px;
  }

  .article-sidebar-right {
    position: static;
  }

  .article-main-title {
    font-size: 1.85rem;
  }

  .article-lead-text {
    font-size: 1.02rem;
  }

  .article-meta-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .article-author-bio-card {
    flex-direction: column;
    text-align: center;
    padding: 24px 20px;
  }

  .bio-avatar {
    margin: 0 auto;
  }

  .cyber-callout-box {
    padding: 20px;
  }
}