/* =============================================
   NOSOLO DESIGN — Article / Crónica Styles
   Shared stylesheet for all journal articles
   ============================================= */

/* ---- Breadcrumb ---- */
.article-breadcrumb {
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-divider);
  padding: 1rem 0;
}
.article-breadcrumb ol {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.article-breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}
.article-breadcrumb li + li::before {
  content: '/';
  opacity: 0.3;
  font-weight: 300;
}
.article-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.article-breadcrumb a:hover { color: var(--color-primary); }
.article-breadcrumb li:last-child { color: var(--color-primary); font-weight: 500; }

/* ---- Article Hero ---- */
.article-hero-v2 {
  padding: 4rem 0 5rem 0;
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-divider);
}

.article-category-row {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.article-category-chip {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 600;
  padding: 0.4rem 1.1rem;
  background: var(--color-primary);
  color: #fff;
  white-space: nowrap;
}

.article-location-tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  font-weight: 400;
}

.article-h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin-bottom: 2rem;
  color: var(--color-primary);
  max-width: 900px;
}

.article-h1 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
}

.article-intro {
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--color-text-muted);
  font-weight: 300;
  max-width: 760px;
  margin-bottom: 3rem;
}

.article-meta-strip {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-divider);
  flex-wrap: wrap;
}

.article-meta-item {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
}
.article-meta-item strong {
  color: var(--color-primary);
  font-weight: 600;
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.7rem;
}

/* ---- Article Body Layout ---- */
.article-body-section {
  padding: 5rem 0 8rem 0;
}

.article-body-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 6rem;
  align-items: start;
}

/* ---- SIDEBAR ---- */
.article-sidebar {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Dark card: Ficha Técnica */
.ficha-tecnica-card {
  background: var(--color-primary);
  color: #fff;
  padding: 2.2rem;
}

.ficha-tecnica-card .ficha-title {
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.4);
  font-weight: 500;
  margin-bottom: 1.8rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  display: block;
}

.ficha-row {
  padding: 1.1rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.ficha-row:last-child { border-bottom: none; padding-bottom: 0; }

.ficha-label {
  display: block;
  font-size: 0.57rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.38);
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.ficha-value {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.9);
  font-weight: 300;
  line-height: 1.5;
}

/* Sidebar CTA */
.sidebar-cta-card {
  border: 1px solid var(--color-divider);
  padding: 2rem;
}
.sidebar-cta-card h4 {
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 0.8rem;
  color: var(--color-primary);
  line-height: 1.4;
}
.sidebar-cta-card p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-weight: 300;
}
.sidebar-cta-link {
  font-size: 0.63rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--color-primary);
  padding-bottom: 0.2rem;
  display: inline-block;
  transition: opacity 0.2s;
}
.sidebar-cta-link:hover { opacity: 0.6; }

/* Sidebar related articles */
.sidebar-related {
  border-top: 2px solid var(--color-primary);
  padding-top: 1.5rem;
}
.sidebar-related h4 {
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 1rem;
}
.sidebar-related-item {
  display: block;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-divider);
  text-decoration: none;
  transition: opacity 0.2s;
}
.sidebar-related-item:last-child { border-bottom: none; }
.sidebar-related-item:hover { opacity: 0.5; }
.sidebar-related-cat {
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.3rem;
}
.sidebar-related-title {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--color-primary);
  line-height: 1.4;
}

/* ---- Article Content ---- */
.article-content-v2 {
  font-size: 1.08rem;
  line-height: 1.92;
  font-weight: 300;
  color: var(--color-text);
  min-width: 0; /* prevent grid overflow */
}

.article-content-v2 p { margin-bottom: 2rem; }

.article-content-v2 h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  font-weight: 400;
  letter-spacing: -0.025em;
  margin: 4.5rem 0 1.5rem 0;
  padding-top: 3.5rem;
  border-top: 1px solid var(--color-divider);
  color: var(--color-primary);
  line-height: 1.2;
}
.article-content-v2 h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }

.article-content-v2 h3 {
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 2.5rem 0 1rem 0;
  color: var(--color-primary);
}

.article-content-v2 strong { font-weight: 500; }

.article-content-v2 .inline-tag {
  font-weight: 500;
  color: var(--color-primary);
}

/* Editorial quote */
.article-content-v2 .editorial-quote {
  border-left: 3px solid var(--color-primary);
  padding: 1.2rem 0 1.2rem 2.5rem;
  margin: 3.5rem 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.35rem;
  line-height: 1.55;
  color: var(--color-primary);
  font-weight: 300;
}

/* Technical data callout */
.tech-callout {
  background: var(--color-bg-gray);
  border-left: 3px solid var(--color-primary);
  padding: 1.5rem 2rem;
  margin: 2.5rem 0;
}
.tech-callout-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
  display: block;
}
.tech-callout p { margin-bottom: 0; font-size: 0.95rem; line-height: 1.7; }

/* ---- Article footer nav ---- */
.article-footer-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px solid var(--color-primary);
  padding-top: 3rem;
  margin-top: 5rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.article-back-link {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.article-back-link:hover { color: var(--color-primary); }

.article-cta-btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 1rem 2.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  text-decoration: none;
  transition: opacity 0.3s;
}
.article-cta-btn:hover { opacity: 0.82; }

/* ---- Related Articles ---- */
.related-articles-section {
  background: var(--color-bg-gray);
  padding: 6rem 0 8rem 0;
  border-top: 1px solid var(--color-divider);
}
.related-articles-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.related-articles-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  margin: 0;
}
.related-articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-divider);
  border-left: 1px solid var(--color-divider);
}
.related-card {
  background: #fff;
  border-right: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding: 2.5rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: background-color 0.3s;
}
.related-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.related-card:hover { background: #fafafa; }
.related-card:hover::before { transform: scaleX(1); }

.related-card-num {
  font-size: 0.7rem;
  font-weight: 200;
  opacity: 0.18;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.4rem;
}
.related-card-cat {
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 0.8rem;
  display: block;
}
.related-card-title {
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  line-height: 1.4;
  flex-grow: 1;
  margin-bottom: 2rem;
}
.related-card-arrow {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 500;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-divider);
  padding-bottom: 0.25rem;
  display: inline-block;
  transition: border-color 0.25s, color 0.25s;
  align-self: flex-start;
}
.related-card:hover .related-card-arrow {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---- Responsive ---- */
@media (max-width: 1100px) {
  .article-body-grid { grid-template-columns: 220px 1fr; gap: 4rem; }
}

@media (max-width: 860px) {
  .article-body-grid { grid-template-columns: 1fr; gap: 3rem; }
  .article-sidebar { position: static; }
  .article-body-section { padding: 4rem 0 6rem 0; }
  .related-articles-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .article-hero-v2 { padding: 3rem 0 3.5rem 0; }
  .article-meta-strip { gap: 1.5rem; }
  .article-content-v2 .editorial-quote { padding-left: 1.5rem; font-size: 1.15rem; }
  .article-content-v2 h2 { font-size: 1.35rem; }
  .related-articles-grid { grid-template-columns: 1fr; border-left: none; }
  .article-footer-nav { flex-direction: column; align-items: flex-start; }

  /* Ficha Técnica responsive on mobile: */
  .ficha-tecnica-card { padding: 1.8rem; }
}