/* =====================================================
   BLOG ARTICLE — Componentes enriquecidos
   ===================================================== */

/* --- Breadcrumb --- */
.blog-breadcrumb {
  background: #F8FAFC;
  border-bottom: 1px solid #E2E8F0;
  padding: 12px 0;
  margin-top: 80px; /* clearance for fixed #mainNav */
}
/* Reduce main's pt-32 when preceded by breadcrumb */
nav.blog-breadcrumb + main {
  padding-top: 1.5rem;
}

/* --- Navbar transition fix (blog body is text-black; scope transition) --- */
#mainNav {
  transition: background-color 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease !important;
}
.blog-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 64rem;
  margin-inline: auto;
  padding-inline: 1.5rem;
  font-size: 13px;
  color: #64748B;
}
.blog-breadcrumb li + li::before {
  content: "›";
  margin-right: 6px;
  color: #CBD5E1;
}
.blog-breadcrumb a {
  color: #2563EB;
  text-decoration: none;
  font-weight: 500;
}
.blog-breadcrumb a:hover { text-decoration: underline; }
.blog-breadcrumb li:last-child {
  color: #1E293B;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 280px;
}

/* --- Header de categoría --- */
.blog-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, #EFF6FF, #ECFDF5);
  border: 1px solid #BFDBFE;
  color: #1D4ED8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 9999px;
  margin-bottom: 16px;
}

/* --- Metadatos del artículo --- */
.blog-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: #64748B;
  margin-bottom: 32px;
}
.blog-meta .blog-meta-author {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: #1E293B;
}
.blog-meta .blog-meta-author img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #E2E8F0;
}
.blog-meta-sep { color: #CBD5E1; }
.blog-read-time {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* --- Índice de contenidos --- */
.blog-toc {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-left: 4px solid #2563EB;
  border-radius: 12px;
  padding: 24px 28px;
  margin: 32px 0;
}
.blog-toc h3 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748B;
  margin: 0 0 16px 0;
}
.blog-toc ol {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.blog-toc li {
  font-size: 15px;
  font-weight: 500;
}
.blog-toc a {
  color: #2563EB;
  text-decoration: none;
}
.blog-toc a:hover { text-decoration: underline; }

/* --- Caja de estadística destacada --- */
.blog-stat-box {
  background: linear-gradient(135deg, #0F1218 0%, #1E293B 100%);
  color: white;
  border-radius: 16px;
  padding: 28px 32px;
  margin: 32px 0;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.blog-stat-box .stat-number {
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, #2563EB, #10B981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  flex-shrink: 0;
  min-width: 80px;
}
.blog-stat-box .stat-content { flex: 1; }
.blog-stat-box .stat-text {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  color: #E2E8F0;
  margin-bottom: 8px;
}
.blog-stat-box .stat-source {
  font-size: 12px;
  color: #64748B;
}
@media (max-width: 640px) {
  .blog-stat-box { flex-direction: column; gap: 12px; }
  .blog-stat-box .stat-number { font-size: 40px; }
}

/* --- FAQ Acordeón --- */
.blog-faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  overflow: hidden;
  margin: 24px 0;
}
.blog-faq-item {
  border-bottom: 1px solid #E2E8F0;
}
.blog-faq-item:last-child { border-bottom: none; }
.blog-faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: #1E293B;
  transition: background 0.2s;
}
.blog-faq-question:hover { background: #F8FAFC; }
.blog-faq-question.open { background: #EFF6FF; color: #1D4ED8; }
.blog-faq-icon {
  font-size: 20px;
  font-weight: 300;
  flex-shrink: 0;
  transition: transform 0.3s;
  color: #2563EB;
  line-height: 1;
}
.blog-faq-question.open .blog-faq-icon { transform: rotate(45deg); }
.blog-faq-answer {
  display: none;
  padding: 0 20px 18px 20px;
  font-size: 15px;
  line-height: 1.7;
  color: #475569;
  background: #FAFCFF;
}
.blog-faq-answer.open { display: block; }

/* --- Bio del autor --- */
.blog-author-bio {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 16px;
  padding: 24px;
  margin: 40px 0 0 0;
}
.blog-author-bio img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #E2E8F0;
  flex-shrink: 0;
}
.blog-author-bio .author-info { flex: 1; }
.blog-author-bio .author-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #2563EB;
  margin-bottom: 4px;
}
.blog-author-bio .author-name {
  font-size: 17px;
  font-weight: 800;
  color: #1E293B;
  margin-bottom: 2px;
}
.blog-author-bio .author-role {
  font-size: 13px;
  font-weight: 500;
  color: #64748B;
  margin-bottom: 10px;
}
.blog-author-bio .author-desc {
  font-size: 14px;
  color: #475569;
  line-height: 1.6;
}
@media (max-width: 480px) {
  .blog-author-bio { flex-direction: column; align-items: center; text-align: center; }
}