/* ==========================================================================
   PORTAL WEB DE ENFERMERÍA - MARILUZ MERCADO TAPIA
   ESTILOS DEL BLOG DE CONSEJOS DE SALUD (WEB PÚBLICA)
   Sección de blog en Home, tarjetas dinámicas, página de artículo y CTA.
   ========================================================================== */

/* 1. Sección de Blog en index.html */
.blog-section {
  padding: 5rem 0;
  background-color: rgba(250, 245, 237, 0.6);
  position: relative;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}

/* 2. Tarjetas de Artículo (Públicas) */
.blog-card {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 18px rgba(15, 43, 72, 0.05);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.28s ease, border-color 0.28s ease;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(15, 43, 72, 0.12);
  border-color: rgba(201, 130, 100, 0.4);
}

.blog-card-img-link {
  display: block;
  width: 100%;
  height: 200px;
  background-color: #EDE4D3;
  overflow: hidden;
  position: relative;
}

.blog-card-imagen {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  display: block;
}

.blog-card:hover .blog-card-imagen {
  transform: scale(1.04);
}

.blog-card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #FAF5ED 0%, #EDE4D3 100%);
  color: rgba(15, 43, 72, 0.3);
}

.blog-card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-top-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  gap: 0.5rem;
}

.blog-card-badge {
  display: inline-block;
  background: rgba(201, 130, 100, 0.14);
  color: var(--secondary-dark);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.blog-card-vistas {
  font-size: 0.75rem;
  color: var(--ink-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.blog-card-titulo {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.35;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-titulo a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

.blog-card-titulo a:hover {
  color: var(--secondary-dark);
}

.blog-card-resumen {
  font-size: 0.9375rem;
  color: var(--ink-light);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
}

.blog-card-fecha {
  color: var(--ink-muted);
  font-weight: 500;
}

.blog-card-link {
  color: var(--secondary-dark);
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
  padding: 0.35rem 0;
}

.blog-card-link:hover {
  color: var(--primary);
  transform: translateX(3px);
}

/* 3. Empty State y Loading State */
.blog-empty {
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-subtle);
  margin-top: 2rem;
  color: var(--ink-muted);
  font-size: 1rem;
}

.blog-loading-public {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3.5rem 1rem;
  color: var(--ink-muted);
}

.blog-public-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(15, 43, 72, 0.15);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: blogPubSpin 0.8s linear infinite;
  margin: 0 auto 12px;
}

@keyframes blogPubSpin {
  to {
    transform: rotate(360deg);
  }
}

/* 4. Página de Artículo Individual (articulo.html) */
.articulo-page-wrap {
  padding: 2.5rem 0 5rem;
  background-color: var(--surface-sand);
  min-height: calc(100vh - 180px);
}

.articulo-container {
  max-width: 860px;
  margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--ink-muted);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.breadcrumb a:hover {
  color: var(--secondary-dark);
  text-decoration: underline;
}

.breadcrumb-sep {
  color: var(--ink-muted);
  opacity: 0.6;
}

.breadcrumb-current {
  color: var(--ink);
  font-weight: 500;
}

/* Artículo Completo */
.articulo-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: 0 10px 32px rgba(15, 43, 72, 0.06);
}

.articulo-header {
  margin-bottom: 2rem;
}

.articulo-badge-wrap {
  margin-bottom: 1rem;
}

.articulo-badge {
  display: inline-block;
  background: rgba(201, 130, 100, 0.15);
  color: var(--secondary-dark);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.articulo-titulo-principal {
  font-family: var(--font-headline);
  font-size: 2.35rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.25;
  margin-bottom: 1.25rem;
}

.articulo-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--ink-muted);
  font-size: 0.875rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.articulo-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.articulo-img-wrap {
  margin: 1.5rem 0 2.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-height: 440px;
  background-color: #EDE4D3;
}

.articulo-imagen-destacada {
  width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: cover;
  display: block;
}

.articulo-resumen-destacado {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--primary);
  background-color: rgba(201, 130, 100, 0.08);
  border-left: 4px solid var(--secondary);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 2rem;
  font-weight: 500;
}

/* Formato y Tipografía del Contenido del Artículo */
.articulo-cuerpo {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--ink);
}

.articulo-cuerpo p {
  margin-bottom: 1.5rem;
}

.articulo-cuerpo h2 {
  font-family: var(--font-headline);
  font-size: 1.625rem;
  color: var(--primary);
  margin-top: 2.25rem;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.articulo-cuerpo h3 {
  font-family: var(--font-headline);
  font-size: 1.35rem;
  color: var(--primary);
  margin-top: 1.85rem;
  margin-bottom: 0.85rem;
  line-height: 1.35;
}

.articulo-cuerpo ul,
.articulo-cuerpo ol {
  margin-bottom: 1.5rem;
  padding-left: 1.75rem;
}

.articulo-cuerpo li {
  margin-bottom: 0.5rem;
}

.articulo-cuerpo a {
  color: var(--secondary-dark);
  text-decoration: underline;
  font-weight: 600;
}

.articulo-cuerpo a:hover {
  color: var(--primary);
}

.articulo-cuerpo strong {
  color: var(--primary);
  font-weight: 700;
}

.articulo-cuerpo blockquote {
  border-left: 4px solid var(--secondary-fixed);
  padding: 1rem 1.5rem;
  margin: 1.75rem 0;
  background-color: var(--surface-sand);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--primary);
}

/* 5. Artículos Relacionados */
.articulos-relacionados {
  margin-top: 4.5rem;
}

.relacionados-titulo {
  font-family: var(--font-headline);
  font-size: 1.75rem;
  color: var(--primary);
  margin-bottom: 1.75rem;
  text-align: center;
}

/* 6. CTA al Final del Artículo */
.articulo-cta-card {
  margin-top: 4rem;
  padding: 3rem 2.5rem;
  background: linear-gradient(135deg, #0F2B48 0%, #173859 100%);
  border-radius: var(--radius-xl);
  color: #FFFFFF;
  text-align: center;
  box-shadow: 0 16px 40px rgba(15, 43, 72, 0.18);
  position: relative;
  overflow: hidden;
}

.articulo-cta-card::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(201, 130, 100, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.articulo-cta-badge {
  display: inline-block;
  background: rgba(201, 130, 100, 0.25);
  color: #F8D8CC;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

.articulo-cta-titulo {
  font-family: var(--font-headline);
  font-size: 1.85rem;
  color: #FFFFFF;
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.articulo-cta-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 560px;
  margin: 0 auto 1.75rem;
  line-height: 1.6;
}

.articulo-cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* 7. ADAPTACIÓN 100% RESPONSIVE A CELULAR (MÓDULO 19 PARTE 2) */
@media (max-width: 992px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .articulo-card {
    padding: 2.25rem 2rem;
  }

  .articulo-titulo-principal {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .blog-section {
    padding: 3.5rem 0;
  }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 1.75rem;
  }

  .blog-card {
    border-radius: var(--radius-md);
  }

  .blog-card-img-link {
    height: 190px;
  }

  .blog-card-content {
    padding: 1.25rem;
  }

  .blog-card-titulo {
    font-size: 1.15rem;
  }

  .blog-card-link {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .articulo-page-wrap {
    padding: 1.5rem 0 3.5rem;
  }

  .articulo-card {
    padding: 1.5rem 1.25rem;
    border-radius: var(--radius-lg);
  }

  .articulo-titulo-principal {
    font-size: 1.6rem;
    line-height: 1.3;
  }

  .articulo-meta {
    font-size: 0.8rem;
    gap: 0.85rem;
    padding-bottom: 1rem;
    margin-bottom: 1.25rem;
  }

  .articulo-img-wrap {
    max-height: 240px;
    margin: 1rem 0 1.5rem;
  }

  .articulo-imagen-destacada {
    max-height: 240px;
  }

  .articulo-resumen-destacado {
    font-size: 0.95rem;
    padding: 1rem 1.15rem;
    margin-bottom: 1.5rem;
  }

  .articulo-cuerpo {
    font-size: 0.975rem;
    line-height: 1.75;
  }

  .articulo-cuerpo h2 {
    font-size: 1.35rem;
    margin-top: 1.75rem;
  }

  .articulo-cuerpo h3 {
    font-size: 1.2rem;
    margin-top: 1.4rem;
  }

  .articulo-cta-card {
    padding: 2rem 1.25rem;
    border-radius: var(--radius-lg);
    margin-top: 2.5rem;
  }

  .articulo-cta-titulo {
    font-size: 1.45rem;
  }

  .articulo-cta-actions .btn {
    width: 100%;
    min-height: 48px;
    justify-content: center;
  }
}