/* ==========================================================================
   AK Pharma - blog.css
   Estilos ultramodernos e refinados para o Blog e Artigos Individuais
   Integrado 100% com o Editor de Posts do WordPress (Gutenberg / Classic)
   ========================================================================== */

/* Barra de Progresso de Leitura */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #e6b763);
  width: 0%;
  z-index: 9999;
  transition: width 0.1s ease-out;
}

/* Cabeçalho do Blog */
.blog-header {
  background-color: var(--dark-bg);
  color: var(--dark-fg);
  padding: 10rem 5% 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-header::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 100%;
  background: radial-gradient(circle, rgba(198, 145, 56, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.blog-header h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  letter-spacing: -1px;
  color: var(--dark-fg);
  margin-bottom: 1.25rem;
}

.blog-header p {
  color: var(--dark-muted);
  font-size: 1.15rem;
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Barra de Filtros e Busca do Blog */
.blog-toolbar {
  max-width: var(--container-max);
  margin: -2.5rem auto 3.5rem;
  padding: 1.25rem 2rem;
  background: #ffffff;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  position: relative;
  z-index: 10;
  border: 1px solid var(--line);
}

.blog-categories {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.category-chip {
  padding: 0.5rem 1.15rem;
  background: var(--bg);
  color: var(--fg);
  border-radius: 30px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: var(--transition);
  border: 1px solid transparent;
}

.category-chip:hover,
.category-chip.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(198, 145, 56, 0.25);
  transform: translateY(-1px);
}

.blog-search-form {
  display: flex;
  align-items: center;
  position: relative;
  min-width: 260px;
}

.blog-search-form input[type="search"],
.blog-search-form input[type="text"] {
  width: 100%;
  padding: 0.65rem 2.5rem 0.65rem 1rem;
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: 30px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--fg);
  outline: none;
  transition: var(--transition);
}

.blog-search-form input:focus {
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(198, 145, 56, 0.15);
}

.blog-search-form button {
  position: absolute;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
}

.blog-search-form button:hover {
  color: var(--primary);
}

/* Grid de Artigos do Blog */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.75rem 2rem;
}

.post-card {
  background: #ffffff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.post-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.06);
  border-color: rgba(198, 145, 56, 0.35);
}

.post-card-thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--bg-alt);
}

.post-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.post-card:hover .post-card-thumb img {
  transform: scale(1.06);
}

.post-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(13, 13, 12, 0.85);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(8px);
  z-index: 2;
  border: 1px solid rgba(198, 145, 56, 0.3);
}

.post-card-body {
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.85rem;
}

.post-card-meta .meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--muted);
  opacity: 0.5;
}

.post-card-title {
  font-size: 1.45rem;
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.post-card-title a {
  color: var(--fg);
  transition: color 0.2s ease;
}

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

.post-card-excerpt {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  margin-top: auto;
}

.post-author {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.post-author img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.post-author-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--fg);
}

.post-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: gap 0.2s ease;
}

.post-card:hover .post-read-more {
  gap: 0.75rem;
}

/* ==========================================================================
   Página de Post Individual (Single Post)
   ========================================================================== */
.single-post-hero {
  background-color: var(--dark-bg);
  color: var(--dark-fg);
  padding: 10rem 5% 4rem;
  text-align: center;
}

.single-post-container {
  max-width: 820px;
  margin: 0 auto;
}

.single-breadcrumbs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--dark-muted);
  margin-bottom: 1.5rem;
}

.single-breadcrumbs a {
  color: var(--dark-muted);
}

.single-breadcrumbs a:hover {
  color: var(--primary);
}

.single-category {
  display: inline-block;
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.single-post-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--dark-fg);
  margin-bottom: 1.75rem;
}

.single-post-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--dark-muted);
}

.single-post-meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.single-featured-image {
  max-width: 1080px;
  margin: -3rem auto 3.5rem;
  padding: 0 5%;
  position: relative;
  z-index: 10;
}

.single-featured-image img {
  width: 100%;
  max-height: 600px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

/* ==========================================================================
   Conteúdo do Artigo (Gutenberg / Classic Content Styling)
   ========================================================================== */
.post-content {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.85;
  color: #2b2825;
}

.post-content p {
  margin-bottom: 1.75rem;
}

.post-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.5px;
  margin: 3rem 0 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line);
}

.post-content h3 {
  font-size: 1.6rem;
  margin: 2.5rem 0 1rem;
}

.post-content h4 {
  font-size: 1.3rem;
  margin: 2rem 0 0.85rem;
}

.post-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.post-content a:hover {
  color: var(--primary-hover);
}

.post-content ul,
.post-content ol {
  margin: 1.5rem 0 2rem 1.5rem;
  padding: 0;
}

.post-content li {
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
}

.post-content blockquote,
.wp-block-quote {
  border-left: 4px solid var(--primary);
  margin: 2.5rem 0;
  padding: 1.5rem 2rem;
  background: var(--bg-alt);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  line-height: 1.6;
  color: var(--fg);
}

.post-content blockquote cite,
.wp-block-quote cite {
  display: block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--muted);
  font-style: normal;
  margin-top: 1rem;
}

.post-content figure {
  margin: 2.5rem 0;
}

.post-content figcaption {
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
  margin-top: 0.75rem;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2.5rem 0;
}

.post-content table th,
.post-content table td {
  padding: 1rem;
  border: 1px solid var(--line);
  text-align: left;
}

.post-content table th {
  background-color: var(--bg-alt);
  font-weight: 700;
}

/* ==========================================================================
   Compartilhamento Social & Tags
   ========================================================================== */
.post-footer-actions {
  margin: 3.5rem 0;
  padding: 2rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.post-tags {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.post-tags span {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--muted);
}

.post-tag {
  padding: 0.35rem 0.85rem;
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--fg);
}

.post-tag:hover {
  background: var(--primary);
  color: #ffffff;
}

.post-share {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.post-share span {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--muted);
}

.share-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-alt);
  color: var(--fg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.share-btn:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-2px);
}

.share-btn.share-wa:hover {
  background: #25d366;
}

.share-btn.share-li:hover {
  background: #0a66c2;
}

/* Caixa do Autor */
.post-author-box {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 2.25rem;
  display: flex;
  align-items: center;
  gap: 1.75rem;
  margin: 3rem 0;
}

.author-box-avatar img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
}

.author-box-info h4 {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}

.author-box-info p {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
}

/* Navegação Anterior / Próximo */
.post-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 3.5rem 0;
}

.post-nav-card {
  padding: 1.75rem;
  border: 1px solid var(--line);
  background: #ffffff;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
}

.post-nav-card:hover {
  border-color: var(--primary);
}

.post-nav-card.next {
  text-align: right;
}

.post-nav-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.post-nav-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--fg);
}

/* Artigos Relacionados */
.related-posts {
  background: var(--bg-alt);
  padding: 5rem 5%;
  margin-top: 4rem;
}

.related-posts-header {
  text-align: center;
  margin-bottom: 3rem;
}

/* Paginação */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 4.5rem;
}

.pagination .page-numbers {
  min-width: 42px;
  height: 42px;
  padding: 0 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--fg);
  transition: var(--transition);
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

@media (max-width: 768px) {
  .blog-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .blog-search-form {
    width: 100%;
  }
  .posts-grid {
    grid-template-columns: 1fr;
  }
  .post-footer-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .post-author-box {
    flex-direction: column;
    text-align: center;
  }
  .post-navigation {
    grid-template-columns: 1fr;
  }
  .post-nav-card.next {
    text-align: left;
  }
}