/**
 * AMAZON GLASS — ARTICLE CSS
 * Estilos da página de leitura editorial de artigo, hero split, grid de fatores,
 * cards de tipos de espelhos, box de LED, accordion de FAQ e compartilhamento social
 */

/* ==================== HERO SPLIT DO ARTIGO ==================== */
.article-hero {
  background-color: var(--color-navy);
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--header-height, 90px) + 40px);
}

.article-hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  min-height: 520px;
  align-items: center;
}

.article-hero-content {
  padding: 16px 48px 60px 0;
  color: var(--color-white);
  z-index: 2;
}

.article-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-slate-300);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  margin-bottom: 24px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.article-back-link:hover {
  color: var(--color-white);
  transform: translateX(-3px);
}

.article-category-badge {
  display: inline-block;
  background-color: var(--color-blue);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 14px;
  border-radius: 9999px;
  margin-bottom: 18px;
}

.article-hero-title {
  font-size: clamp(2.2rem, 3.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: 18px;
}

.article-hero-lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-slate-200);
  margin-bottom: 28px;
  max-width: 620px;
}

.article-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.875rem;
  color: var(--color-slate-300);
}

.article-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.article-meta-item svg {
  color: var(--color-blue-light);
}

.article-hero-media {
  position: relative;
  height: 100%;
  min-height: 480px;
  overflow: hidden;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.article-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ==================== LAYOUT DE LEITURA ==================== */
.article-section {
  padding: 60px 0 100px;
  background-color: var(--color-white);
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 56px;
  align-items: start;
}

/* Conteúdo Editorial Principal */
.article-main-content {
  max-width: 800px;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-slate-700);
}

.article-main-content p {
  margin-bottom: 24px;
}

.article-main-content h2 {
  font-size: clamp(1.75rem, 2.5vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-navy);
  margin: 48px 0 20px;
  line-height: 1.25;
}

.article-main-content h3 {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--color-navy);
  margin: 32px 0 14px;
}

.article-main-content ul,
.article-main-content ol {
  margin: 0 0 24px 20px;
}

.article-main-content li {
  margin-bottom: 8px;
}

/* ==================== GRID DE 9 FATORES DE PREÇO ==================== */
.factors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0 44px;
}

.factor-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.factor-card:hover {
  transform: translateY(-2px);
  border-color: rgba(22, 118, 197, 0.4);
  box-shadow: var(--shadow-sm);
}

.factor-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background-color: rgba(22, 118, 197, 0.08);
  color: var(--color-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.factor-title {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 4px;
  line-height: 1.3;
}

.factor-desc {
  font-size: 0.8125rem;
  color: var(--color-slate-500);
  line-height: 1.45;
  margin-bottom: 0 !important;
}

/* ==================== 3 CARDS DE TIPOS DE ESPELHO ==================== */
.mirror-types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 28px 0 48px;
}

.mirror-type-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mirror-type-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.mirror-type-media {
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background-color: var(--color-slate-100);
}

.mirror-type-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.mirror-type-card:hover .mirror-type-media img {
  transform: scale(1.04);
}

.mirror-type-body {
  padding: 16px;
}

.mirror-type-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.mirror-type-desc {
  font-size: 0.8125rem;
  color: var(--color-slate-600);
  line-height: 1.5;
  margin-bottom: 0 !important;
}

/* ==================== COMPOSIÇÃO ESPELHO COM LED ==================== */
.led-composition {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  margin: 28px 0 48px;
}

.led-media {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 11;
  background-color: var(--color-slate-100);
}

.led-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.led-benefits-box {
  background-color: #f0f7fd;
  border: 1px solid rgba(22, 118, 197, 0.25);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}

.led-benefits-title {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--color-blue);
  margin-bottom: 16px;
}

.led-benefits-list {
  list-style: none;
  padding: 0;
  margin: 0 !important;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.led-benefits-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--color-navy);
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 0 !important;
}

.led-benefits-item svg {
  color: var(--color-blue);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==================== ACCORDION FAQ ==================== */
.faq-accordion {
  margin: 28px 0 56px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.is-active {
  border-color: rgba(22, 118, 197, 0.4);
  box-shadow: var(--shadow-sm);
}

.faq-header {
  width: 100%;
  padding: 18px 20px;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-navy);
  transition: color var(--transition-fast);
}

.faq-header:hover {
  color: var(--color-blue);
}

.faq-toggle-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-blue);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.is-active .faq-toggle-icon {
  transform: rotate(45deg);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.faq-body-inner {
  padding: 0 20px 20px;
  font-size: 0.9375rem;
  color: var(--color-slate-600);
  line-height: 1.65;
}

.faq-body-inner p:last-child {
  margin-bottom: 0;
}

/* ==================== ARTIGOS RELACIONADOS ==================== */
.related-posts-section {
  padding-top: 36px;
  border-top: 1px solid var(--color-border);
  margin-top: 48px;
}

.related-posts-header {
  margin-bottom: 24px;
}

.related-posts-header h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-navy);
  margin: 0;
}

.related-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ==================== SIDEBAR DO ARTIGO ==================== */
.article-sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* Widget: Compartilhar */
.share-buttons-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.share-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  background-color: var(--color-slate-50);
  color: var(--color-slate-700);
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.share-btn:hover {
  transform: translateY(-2px);
  color: var(--color-white);
}

.share-btn.share-fb:hover {
  background-color: #1877f2;
  border-color: #1877f2;
}

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

.share-btn.share-tg:hover {
  background-color: #0088cc;
  border-color: #0088cc;
}

.share-btn.share-in:hover {
  background-color: #0a66c2;
  border-color: #0a66c2;
}

.share-btn.share-copy:hover {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
}

/* Toast de Link Copiado */
.share-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all 0.25s ease;
  z-index: 9999;
}

.share-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Widget: Artigos Recentes Lista Compacta */
.recent-articles-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.recent-article-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 14px;
  align-items: center;
  text-decoration: none;
  color: inherit;
}

.recent-article-thumb {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--color-slate-100);
}

.recent-article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.recent-article-item:hover .recent-article-thumb img {
  transform: scale(1.06);
}

.recent-article-info h4 {
  font-size: 0.875rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--color-navy);
  margin-bottom: 4px;
  transition: color var(--transition-fast);
}

.recent-article-item:hover .recent-article-info h4 {
  color: var(--color-blue);
}

.recent-article-info time {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

/* ==================== RESPONSIVIDADE DO ARTIGO ==================== */
@media (max-width: 1024px) {
  .article-hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .article-hero-content {
    padding: 30px 0 40px;
  }

  .article-hero-media {
    border-radius: var(--radius-md);
    min-height: 340px;
    margin-bottom: 40px;
  }

  .article-layout {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .article-sidebar {
    position: static;
  }

  .factors-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .mirror-types-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .article-hero-title {
    font-size: 1.875rem;
  }

  .factors-grid {
    grid-template-columns: 1fr;
  }

  .mirror-types-grid {
    grid-template-columns: 1fr;
  }

  .led-composition {
    grid-template-columns: 1fr;
  }

  .related-posts-grid {
    grid-template-columns: 1fr;
  }
}