/* ============================================================
   EB CORP — BLOG STYLES
============================================================ */

/* Blog Grid */
.blog-filters {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-8);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.blog-card-link { display: block; color: inherit; }

.blog-card-img {
  height: 200px;
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: var(--space-4);
}

.blog-img-electrical {
  background: linear-gradient(135deg, #0F1A3D, #1A2B5F 60%, #2A1800);
}

.blog-img-digital {
  background: linear-gradient(135deg, #001F3F, #003A6E 60%, #001A2E);
}

.blog-tag {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
}

.blog-tag-electrical {
  background: rgba(245, 166, 35, 0.2);
  color: #F5A623;
  border: 1px solid rgba(245, 166, 35, 0.3);
}

.blog-tag-digital {
  background: rgba(0, 212, 255, 0.15);
  color: #00D4FF;
  border: 1px solid rgba(0, 212, 255, 0.25);
}

.blog-read-time {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

.blog-card-body {
  padding: var(--space-6);
}

.blog-card-body time {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  font-weight: 500;
  display: block;
  margin-bottom: var(--space-2);
}

.blog-card-body h2 {
  font-size: var(--text-xl);
  color: var(--color-gray-900);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.blog-card-body p {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.blog-read-more {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: gap var(--transition-fast);
}

.blog-card:hover .blog-read-more { gap: var(--space-3); }

/* Newsletter CTA */
.blog-newsletter {
  margin-top: var(--space-4);
}

.newsletter-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-8);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-sm);
}

.newsletter-inner > i {
  font-size: 2rem;
  color: var(--color-accent-electric);
  flex-shrink: 0;
}

.newsletter-inner h3 {
  font-size: var(--text-lg);
  color: var(--color-gray-900);
  margin-bottom: 4px;
}

.newsletter-inner p {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.newsletter-inner .btn {
  flex-shrink: 0;
}

/* ============================================================
   ARTICLE PAGE
============================================================ */
.blog-article { padding-bottom: var(--space-20); }

.article-hero {
  padding: calc(72px + var(--space-12)) 0 var(--space-12);
  position: relative;
}

.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.article-hero .container { position: relative; z-index: 1; }

.article-meta-top {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.article-meta-top time,
.article-meta-top span {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  font-weight: 500;
}

.article-hero h1 {
  color: var(--color-white);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  margin-bottom: var(--space-4);
  max-width: 800px;
}

.article-excerpt {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.5);
  max-width: 650px;
  line-height: 1.7;
}

/* Article Layout */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-12);
  padding-top: var(--space-12);
  align-items: start;
}

/* Article Content */
.article-content h2 {
  font-size: var(--text-2xl);
  color: var(--color-gray-900);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-100);
}

.article-content h2:first-child {
  margin-top: 0;
  border-top: none;
  padding-top: 0;
}

.article-content h3 {
  font-size: var(--text-xl);
  color: var(--color-gray-900);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.article-content p {
  font-size: var(--text-base);
  color: var(--color-gray-700);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.article-content ul,
.article-content ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.article-content li {
  font-size: var(--text-base);
  color: var(--color-gray-700);
  line-height: 1.7;
  list-style: disc;
}

.article-content ol li { list-style: decimal; }

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

/* Callouts */
.article-callout {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
  align-items: flex-start;
}

.article-callout > i {
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.article-callout strong { display: block; margin-bottom: var(--space-2); }

.article-callout ul {
  padding-left: var(--space-4);
  margin-top: var(--space-2);
  margin-bottom: 0;
}

.callout-warning {
  background: rgba(245, 166, 35, 0.08);
  border: 1px solid rgba(245, 166, 35, 0.2);
}
.callout-warning > i { color: var(--color-accent-yellow); }
.callout-warning strong { color: var(--color-accent-yellow); }

.callout-danger {
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.15);
}
.callout-danger > i { color: var(--color-danger); }
.callout-danger strong { color: var(--color-danger); }

.callout-info {
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid rgba(0, 212, 255, 0.15);
}
.callout-info > i { color: var(--color-accent-electric); }
.callout-info strong { color: var(--color-accent-electric); }

.callout-success {
  background: rgba(39, 174, 96, 0.07);
  border: 1px solid rgba(39, 174, 96, 0.2);
}
.callout-success > i { color: #27ae60; }
.callout-success strong { color: #27ae60; }

/* FAQ details/summary */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.faq-item summary {
  padding: var(--space-4) var(--space-6);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  background: var(--color-surface);
  transition: background var(--transition-fast);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::before {
  content: '\f067';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.7rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.faq-item[open] summary::before {
  content: '\f068';
}

.faq-item summary:hover { background: var(--color-gray-100); }

.faq-item p {
  margin: 0;
  padding: var(--space-4) var(--space-6) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
}

/* Related articles (bottom of article, mobile-focused) */
.related-articles-bottom {
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-4);
}

.related-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-6);
  color: var(--color-dark);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.related-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-dark);
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  background: var(--color-surface);
}

.related-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.related-card-img {
  height: 80px;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
}

.related-card-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.related-card-body h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.4;
  margin: 0;
}

.related-card-body .blog-read-more {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  margin-top: auto;
}

@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* Article CTA */
.article-cta {
  background: var(--color-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: center;
  margin-top: var(--space-12);
}

.article-cta h3 {
  color: var(--color-white);
  margin-top: 0;
  margin-bottom: var(--space-3);
}

.article-cta p {
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-6);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* Price Table */
.price-table-wrap {
  overflow-x: auto;
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-100);
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.price-table th {
  background: var(--color-dark);
  color: var(--color-white);
  font-weight: 700;
  padding: var(--space-4) var(--space-5);
  text-align: left;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.price-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--color-gray-700);
}

.price-table tr:last-child td { border-bottom: none; }
.price-table tr:hover td { background: var(--color-gray-100); }

/* Comparison Grid */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.comparison-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.comparison-card h4 {
  font-size: var(--text-lg);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  color: var(--color-gray-900);
}

.comparison-card h4 i {
  font-size: 1.25rem;
  color: var(--color-primary);
}

.pro-con-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.pro-con-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-gray-700);
  list-style: none !important;
  padding-left: 0 !important;
}

.pro-con-list .pro .fa-check { color: var(--color-accent-green); flex-shrink: 0; margin-top: 3px; }
.pro-con-list .con .fa-times { color: var(--color-danger); flex-shrink: 0; margin-top: 3px; }

/* Sidebar */
.article-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sidebar-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.sidebar-card h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: var(--space-4);
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toc-list li a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  transition: color var(--transition-fast);
  padding: 4px 0;
}

.toc-list li a i { font-size: 0.5rem; color: var(--color-gray-300); }
.toc-list li a:hover { color: var(--color-primary); }

.sidebar-cta {
  background: var(--color-dark);
  border-color: rgba(255,255,255,0.06);
  text-align: center;
}

.sidebar-cta h4 { color: var(--color-white); }
.sidebar-cta p { color: rgba(255,255,255,0.45); font-size: var(--text-sm); margin-bottom: var(--space-4); }

.sidebar-cta-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: rgba(245, 166, 35, 0.12);
  border: 1px solid rgba(245, 166, 35, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-accent-yellow);
  margin: 0 auto var(--space-4);
}

.sidebar-related {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: var(--text-sm);
  color: var(--color-gray-700);
  transition: color var(--transition-fast);
}

.sidebar-related:last-child { border-bottom: none; }
.sidebar-related:hover { color: var(--color-primary); }
.sidebar-related i { color: var(--color-gray-300); font-size: var(--text-xs); flex-shrink: 0; }

/* Checklist block */
.checklist-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-6) 0;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.checklist-ok {
  color: #27ae60;
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* Share bar */
.article-share {
  margin: var(--space-10) 0 var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.article-share span {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
  border: 1.5px solid transparent;
}

.share-btn-whatsapp {
  background: rgba(37, 211, 102, 0.1);
  color: #1a7a3c;
  border-color: rgba(37, 211, 102, 0.3);
}

.share-btn-whatsapp:hover {
  background: #25D366;
  color: white;
  border-color: #25D366;
  transform: translateY(-1px);
}

.share-btn-linkedin {
  background: rgba(0, 119, 181, 0.08);
  color: #0077b5;
  border-color: rgba(0, 119, 181, 0.25);
}

.share-btn-linkedin:hover {
  background: #0077b5;
  color: white;
  border-color: #0077b5;
  transform: translateY(-1px);
}

.share-btn-copy {
  background: rgba(255,255,255,0);
  color: var(--color-text-secondary);
  border-color: var(--color-border);
  cursor: pointer;
}

.share-btn-copy:hover {
  background: var(--color-gray-100);
  color: var(--color-dark);
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
}

@media (max-width: 768px) {
  .blog-grid { grid-template-columns: 1fr; }
  .newsletter-inner { flex-direction: column; text-align: center; }
  .comparison-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PRINT STYLES — Blog articles
============================================================ */
@media print {
  /* Hide non-essential elements */
  .nav-header, .whatsapp-fab, .article-sidebar,
  .article-share, .related-articles-bottom,
  .article-cta, footer, .breadcrumb,
  .share-btn, .blog-newsletter { display: none !important; }

  /* Full-width content */
  .article-layout { grid-template-columns: 1fr !important; }
  .article-content { max-width: 100% !important; }

  /* Article hero — simplified */
  .article-hero {
    background: #000 !important;
    color: #fff !important;
    padding: 1.5rem 0 !important;
    min-height: auto !important;
  }

  .article-hero h1 { font-size: 1.5rem !important; }

  /* Body text */
  body { font-size: 11pt; color: #000; background: #fff; }
  h2 { font-size: 14pt; page-break-after: avoid; }
  h3 { font-size: 12pt; page-break-after: avoid; }
  p, li { line-height: 1.6; orphans: 3; widows: 3; }

  /* Tables */
  .price-table-wrap { overflow: visible !important; }
  .price-table { font-size: 9pt; border-collapse: collapse; width: 100%; }
  .price-table th, .price-table td { border: 1px solid #ccc !important; padding: 4pt 6pt !important; }

  /* Callouts */
  .article-callout { border: 1pt solid #999 !important; background: none !important; }

  /* Links */
  a[href]::after { content: " (" attr(href) ")"; font-size: 8pt; color: #666; }
  a[href^="#"]::after, a[href^="https://wa.me"]::after { content: ""; }

  /* Checklist */
  .checklist-item { border: 1pt solid #ccc !important; break-inside: avoid; }

  /* Page URL footer */
  @page { margin: 2cm; }
}