/* ============================================================
   BLOG — Servicios en Zaragoza
   ============================================================ */

/* ── Filtros de categoría ── */
.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  display: inline-block;
  padding: 0.4rem 1.1rem;
  border: 2px solid var(--gray-200);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-600);
  text-decoration: none;
  transition: all 0.2s;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: var(--white);
}

/* ── Grid de tarjetas ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

@media (max-width: 900px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* ── Tarjeta de blog ── */
.blog-card {
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--gray-100);
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

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

.blog-card-image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
}

.blog-card-image--placeholder svg {
  width: 48px;
  height: 48px;
  color: var(--gray-300);
}

.blog-card-body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.6rem;
}

.blog-card-cat {
  display: inline-block;
  background: rgba(27, 73, 101, 0.08);
  color: var(--primary-blue);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 10px;
  border-radius: 20px;
  align-self: flex-start;
}

.blog-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--primary-blue-dark);
  margin: 0;
}

.blog-card-title a {
  color: inherit;
  text-decoration: none;
}

.blog-card-title a:hover {
  color: var(--primary-blue);
}

.blog-card-resumen {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.6;
  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;
  margin-top: 0.4rem;
  border-top: 1px solid var(--gray-100);
  padding-top: 0.8rem;
}

.blog-card-fecha {
  font-size: 0.78rem;
  color: var(--gray-400);
}

.blog-card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-blue);
  text-decoration: none;
}

.blog-card-link:hover {
  text-decoration: underline;
}

/* ── Vacío ── */
.blog-empty {
  text-align: center;
  padding: 4rem 0;
  color: var(--gray-500);
}

.blog-empty p {
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

/* ── Paginación ── */
.blog-pagination {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.pag-btn {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gray-600);
  text-decoration: none;
  transition: all 0.2s;
}

.pag-btn:hover,
.pag-btn.active {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: var(--white);
}

/* ── Artículo individual ── */
.blog-post-section {
  padding: var(--section-padding);
}

.blog-post-container {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .blog-post-container {
    grid-template-columns: 1fr;
  }
}

.blog-post-cover {
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.blog-post-cover img {
  width: 100%;
  height: auto;
  display: block;
}

.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.blog-post-fecha {
  font-size: 0.85rem;
  color: var(--gray-400);
}

.blog-post-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--gray-700);
}

.blog-post-content h2 {
  font-size: 1.5rem;
  color: var(--primary-blue-dark);
  margin: 2rem 0 0.8rem;
}

.blog-post-content h3 {
  font-size: 1.2rem;
  color: var(--primary-blue);
  margin: 1.5rem 0 0.6rem;
}

.blog-post-content p {
  margin-bottom: 1.2rem;
}

.blog-post-content ul,
.blog-post-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
}

.blog-post-content li {
  margin-bottom: 0.4rem;
}

.blog-post-content img {
  max-width: 100%;
  border-radius: 8px;
  margin: 1rem 0;
}

.blog-post-cta {
  margin-top: 3rem;
  padding: 2rem;
  background: rgba(27, 73, 101, 0.05);
  border-radius: 12px;
  border-left: 4px solid var(--primary-blue);
  text-align: center;
}

.blog-post-cta p {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--primary-blue-dark);
  margin-bottom: 1rem;
}

/* ── Sidebar ── */
.blog-sidebar {
  position: sticky;
  top: 100px;
}

.sidebar-widget {
  background: var(--white);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 1.5rem;
}

.sidebar-widget-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary-blue-dark);
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--primary-yellow);
}

.sidebar-posts {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-posts li {
  margin-bottom: 0.8rem;
}

.sidebar-posts a {
  display: flex;
  gap: 0.7rem;
  align-items: center;
  text-decoration: none;
  color: var(--gray-700);
  font-size: 0.88rem;
  transition: color 0.2s;
}

.sidebar-posts a:hover {
  color: var(--primary-blue);
}

.sidebar-posts img {
  width: 60px;
  height: 45px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

.sidebar-cta-widget {
  background: var(--primary-blue);
  color: var(--white);
}

.sidebar-cta-widget .sidebar-widget-title {
  color: var(--white);
  border-color: var(--primary-yellow);
}

.sidebar-cta-widget p {
  font-size: 0.9rem;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

/* ── Responsive Blog (móvil) ───────────────────────────── */
@media (max-width: 640px) {
  /* Filtros en fila con scroll horizontal */
  .blog-filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
    gap: 0.4rem;
  }

  .filter-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }

  /* Post individual: sin sidebar */
  .blog-post-container {
    grid-template-columns: 1fr;
  }

  .blog-sidebar {
    display: none;
  }

  /* Título del post más pequeño */
  .blog-post-content h2 {
    font-size: 1.25rem;
  }

  .blog-post-content h3 {
    font-size: 1.05rem;
  }

  /* CTA del post */
  .blog-post-cta {
    padding: 1.2rem;
  }

  /* Paginación */
  .blog-pagination {
    gap: 0.3rem;
  }

  .pag-btn {
    padding: 0.4rem 0.7rem;
    font-size: 0.82rem;
  }

  /* Meta del post en columna */
  .blog-post-meta {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
}