/* GuiaTech - Design System & Stylesheet (Moderno, Responsivo, Acessível) */
:root {
  --color-primary: #0056b3;
  --color-primary-dark: #003d82;
  --color-primary-light: #e6f0fa;
  --color-accent: #ff6600;
  --color-accent-hover: #e05500;
  --color-bg: #f8f9fa;
  --color-surface: #ffffff;
  --color-text: #212529;
  --color-text-muted: #595959; /* Contraste > 4.5:1 para acessibilidade */
  --color-border: #dee2e6;
  --color-success: #198754;
  --color-warning-bg: #fff3cd;
  --color-warning-text: #664d03;
  --color-danger: #dc3545;
  --font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.06);
  --max-width: 1440px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Acessibilidade de foco (QT02) */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Barra do Telegram no topo (UI01) */
.telegram-top-bar {
  background: linear-gradient(90deg, #0088cc, #006699);
  color: #ffffff;
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
}
.telegram-top-bar a {
  color: #ffffff;
  font-weight: 700;
  text-decoration: underline;
  margin-left: 8px;
}
.telegram-top-bar a:hover {
  text-decoration: none;
}

/* Header principal */
.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Botão Gatilho do Menu Retrátil (Padrão G1 / Referência) */
.btn-sidebar-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: transparent;
  border: 1px solid var(--color-border);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text);
  transition: background-color 0.2s, border-color 0.2s, color 0.2s;
  user-select: none;
}
.btn-sidebar-toggle:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-color: var(--color-primary-light);
}
.btn-sidebar-toggle .menu-icon {
  font-size: 1.2rem;
  line-height: 1;
}
.btn-sidebar-toggle .menu-label {
  letter-spacing: 0.5px;
  font-size: 0.85rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--color-primary);
  text-decoration: none;
}
.brand-logo-img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}
.brand-logo .tag-badge {
  background-color: var(--color-accent);
  color: #fff;
  font-size: 0.72rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-weight: 700;
}

/* Centro do Cabeçalho: Editoria / Seção Atual */
.header-center {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}
.header-category-badge {
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: var(--color-primary);
  text-decoration: none;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  transition: background-color 0.2s;
}
.header-category-badge:hover {
  background-color: var(--color-primary-light);
  text-decoration: none;
}

/* Fundo Escurecido (Backdrop Overlay) */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.55);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
  backdrop-filter: blur(2px);
}
body.sidebar-open .sidebar-backdrop {
  opacity: 1;
  pointer-events: auto;
}
body.sidebar-open {
  overflow: hidden;
}

/* Barra Lateral Retrátil (Off-Canvas Drawer) */
.sidebar.offcanvas-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  max-width: 85vw;
  height: 100vh;
  background-color: var(--color-surface);
  border: none;
  border-right: 1px solid var(--color-border);
  border-radius: 0;
  padding: 20px;
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
  z-index: 1000;
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  display: block !important;
}
.sidebar.offcanvas-sidebar.open {
  transform: translateX(0);
}

.sidebar-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-primary);
}
.btn-sidebar-close {
  background: none;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background-color 0.2s;
}
.btn-sidebar-close:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.sidebar-section {
  margin-bottom: 24px;
}
.sidebar-section:last-child {
  margin-bottom: 0;
}
.sidebar-title {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-primary-light);
  padding-bottom: 6px;
}
.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-list a {
  color: var(--color-text);
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.2s, color 0.2s;
}
.sidebar-list a:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  text-decoration: none;
}

.sidebar-search-box input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}
.sidebar-search-box input:focus {
  border-color: var(--color-primary);
  outline: 2px solid var(--color-primary);
}

/* Layout geral: Coluna Única Centralizada (Padrão Editorial G1 / Referência) */
.page-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  display: block;
  padding: 24px 20px;
  flex: 1;
}

/* Conteúdo principal centralizado */
.main-content {
  width: 100%;
  min-width: 0;
  margin: 0 auto;
}

/* Centralização do Artigo para Conforto Ótico de Leitura */
.article-page {
  max-width: 820px;
  margin: 0 auto;
  width: 100%;
}

/* Grid de destaques e cartões retangulares (UI01) */
.hero-headline {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.hero-image {
  background-color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: hidden;
}
.hero-image img {
  max-width: 100%;
  max-height: 340px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.25s ease;
}
.hero-headline:hover .hero-image img {
  transform: scale(1.03);
}
.hero-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-body .category-tag {
  align-self: flex-start;
  margin-bottom: 10px;
}
.hero-title {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}
.hero-title a {
  color: var(--color-text);
}
.hero-title a:hover {
  color: var(--color-primary);
}
.hero-summary {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}
.hero-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}
.news-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}
.news-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card-image-wrap {
  position: relative;
  width: 100%;
  height: 190px;
  background-color: #f8fafc;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.card-image-wrap img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.25s ease;
}
.news-card:hover .card-image-wrap img {
  transform: scale(1.04);
}
.card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.category-tag {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-bottom: 8px;
}
.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
}
.card-title a {
  color: var(--color-text);
}
.card-title a:hover {
  color: var(--color-primary);
}
.card-summary {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  flex: 1;
}
.card-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: auto;
  padding-top: 6px;
}

/* Espaços de anúncios com reserva de espaço (UI08) */
.ad-slot-container {
  margin: 24px 0;
  min-height: 120px;
  background-color: #f1f3f5;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  text-align: center;
  position: relative;
}
.ad-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.ad-fallback-telegram {
  max-width: 500px;
}
.ad-fallback-title {
  font-size: 1rem;
  font-weight: 700;
  color: #0088cc;
  margin-bottom: 4px;
}
.ad-fallback-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}
.btn-ad-telegram {
  display: inline-block;
  background-color: #0088cc;
  color: #fff;
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
}
.btn-ad-telegram:hover {
  background-color: #006699;
  text-decoration: none;
}

/* Página de matéria (UI06) */
.article-header {
  margin-bottom: 24px;
}
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}
.breadcrumbs a {
  color: var(--color-text-muted);
}
.breadcrumbs a:hover {
  color: var(--color-primary);
}
.breadcrumbs span {
  margin: 0 6px;
}
.article-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 12px;
}
.article-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}
.article-meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding: 12px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 16px;
}
.article-disclosure {
  background-color: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  padding: 12px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.85rem;
  color: var(--color-primary-dark);
  margin-bottom: 20px;
}

.article-hero-img-wrap {
  margin-bottom: 24px;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.article-hero-img {
  max-width: 100%;
  max-height: 440px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  background-color: #ffffff;
}
.img-caption {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 10px;
  text-align: center;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
}
.article-body p {
  margin-bottom: 18px;
}
.article-body h2 {
  font-size: 1.5rem;
  margin: 32px 0 16px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 8px;
}
.article-body h3 {
  font-size: 1.25rem;
  margin: 24px 0 12px;
}
.article-body ul, .article-body ol {
  margin: 0 0 18px 24px;
}

/* Bloco de oferta (UI06) */
.deal-box {
  background-color: #fff;
  border: 2px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: var(--shadow-sm);
}
.deal-box-info {
  flex: 1;
}
.deal-box-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.deal-box-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-success);
  margin-bottom: 4px;
}
.deal-box-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.deal-btn {
  background-color: var(--color-accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  display: inline-block;
  white-space: nowrap;
  border: none;
  cursor: pointer;
  text-align: center;
}
.deal-btn:hover {
  background-color: var(--color-accent-hover);
  text-decoration: none;
}
.deal-btn-disabled {
  background-color: #6c757d;
  cursor: not-allowed;
  opacity: 0.7;
}
.deal-btn-disabled:hover {
  background-color: #6c757d;
}

/* Tabelas comparativas responsivas (UI03, UI07) */
.table-responsive-container {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 28px 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
  background-color: var(--color-surface);
}
.comparison-table th, .comparison-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}
.comparison-table th {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 700;
}
.comparison-table tr:hover {
  background-color: #f8fafc;
}

/* Nota de correção (ED05) */
.correction-note {
  background-color: var(--color-warning-bg);
  border-left: 4px solid #ffc107;
  color: var(--color-warning-text);
  padding: 12px 16px;
  margin: 24px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.85rem;
}

/* Telegram CTA no meio/fim da matéria (UI07) */
.telegram-incontent-cta {
  background: linear-gradient(135deg, #0088cc, #005580);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 32px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.telegram-incontent-cta h3 {
  color: #fff;
  margin-bottom: 6px;
  font-size: 1.25rem;
}
.telegram-incontent-cta p {
  color: #e6f5ff;
  font-size: 0.9rem;
  margin-bottom: 0;
}
.btn-telegram-cta {
  background-color: #fff;
  color: #0088cc;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.btn-telegram-cta:hover {
  background-color: #f0f0f0;
  text-decoration: none;
}

/* Footer do site */
.site-footer {
  background-color: #1a202c;
  color: #cbd5e0;
  padding: 40px 20px 24px;
  margin-top: auto;
  border-top: 1px solid #2d3748;
}
.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}
.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col a {
  color: #a0aec0;
  font-size: 0.9rem;
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 20px;
  border-top: 1px solid #2d3748;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: #718096;
}

/* Banner de Consentimento de Cookies (PR01) */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #ffffff;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
  border-top: 2px solid var(--color-primary);
  padding: 16px 24px;
  z-index: 1000;
  display: none;
}
.cookie-banner-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.cookie-text {
  flex: 1;
  min-width: 280px;
  font-size: 0.9rem;
}
.cookie-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.btn-cookie {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-cookie-accept {
  background-color: var(--color-primary);
  color: #fff;
}
.btn-cookie-reject {
  background-color: #e2e8f0;
  color: var(--color-text);
}
.btn-cookie-settings {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

/* Modal de Preferências de Cookies */
.cookie-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1001;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.cookie-modal {
  background: #fff;
  border-radius: var(--radius-md);
  max-width: 500px;
  width: 100%;
  padding: 24px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}
.cookie-modal h3 {
  margin-bottom: 12px;
}
.cookie-modal-categories {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 20px 0;
}
.cookie-cat-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.cookie-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Responsividade (360px, 768px, 1440px - UI03, Critérios de aceite) */
@media (max-width: 992px) {
  .hero-headline {
    grid-template-columns: 1fr;
  }
  .hero-image img {
    max-height: 240px;
  }
}

@media (max-width: 640px) {
  .header-center {
    display: none;
  }
}

@media (max-width: 480px) {
  .brand-logo {
    font-size: 1.15rem;
  }
}

@media (max-width: 600px) {
  .article-hero-img {
    max-height: 280px;
  }
  .deal-box {
    flex-direction: column;
    align-items: stretch;
  }
  .telegram-incontent-cta {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .article-title {
    font-size: 1.6rem;
  }
}


/* ==========================================================
   OTIMIZAÇÕES SEO & E-E-A-T (Fase 3 - GuiaTech)
   ========================================================== */

/* Box de Autoria e Integridade Editorial (E-E-A-T) */
.author-bio-box {
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 20px;
  margin: 32px 0;
}
.author-bio-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
}
.author-avatar-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}
.author-bio-title {
  font-size: 1rem;
  color: var(--color-text);
}
.author-bio-role {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}
.author-bio-desc {
  font-size: 0.88rem;
  color: #4a5568;
  line-height: 1.5;
  margin: 0;
}
.author-bio-desc a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* Seção de Perguntas Frequentes (FAQ / Rich Snippets) */
.faq-section {
  margin: 36px 0;
  padding: 24px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.faq-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-primary-light);
  padding-bottom: 8px;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}
.faq-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.faq-question {
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}
.faq-question::-webkit-details-marker {
  display: none;
}
.faq-question::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-primary);
  margin-left: 12px;
  transition: transform 0.2s ease;
}
.faq-item[open] .faq-question::after {
  content: "−";
}
.faq-answer {
  padding-top: 10px;
  font-size: 0.95rem;
  color: #4a5568;
  line-height: 1.6;
}

/* Ficha Técnica / Quadro Técnico */
.specs-table-container {
  margin: 28px 0;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.specs-table-title {
  font-size: 1.15rem;
  font-weight: 700;
  padding: 14px 18px;
  background: #f8fafc;
  border-bottom: 1px solid var(--color-border);
  margin: 0;
  color: var(--color-text);
}
.specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.specs-table tr:nth-child(even) {
  background-color: #fdfdfd;
}
.specs-table tr:hover {
  background-color: #f7fafc;
}
.specs-table th {
  width: 35%;
  text-align: left;
  padding: 10px 16px;
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  background-color: #fafafa;
}
.specs-table td {
  padding: 10px 16px;
  color: #4a5568;
  border-bottom: 1px solid var(--color-border);
}

/* Callout de Leitura Recomendada / Linkagem Interna */
.inline-read-more {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #f0fdf4;
  border-left: 4px solid var(--color-success);
  padding: 12px 18px;
  margin: 24px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.read-more-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--color-success);
  color: #ffffff;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.read-more-link {
  font-weight: 600;
  color: #166534;
  text-decoration: none;
  font-size: 0.95rem;
}
.read-more-link:hover {
  text-decoration: underline;
}

/* ==========================================================
   MELHORIAS UX, ACESSIBILIDADE, PAGINAÇÃO E RESUMO RÁPIDO (Veritudo)
   ========================================================== */

/* Botão de busca no cabeçalho e submit SVG na sidebar (RF-UX-06) */
.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header-search-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 600;
  background-color: var(--color-surface);
  transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}
.header-search-btn:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  text-decoration: none;
}
@media (max-width: 480px) {
  .header-search-label {
    display: none;
  }
}

.sidebar-search-box {
  display: flex;
  align-items: stretch;
  gap: 6px;
}
.sidebar-search-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: 1px solid var(--color-primary);
  background-color: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}
.sidebar-search-submit:hover {
  background-color: var(--color-primary-dark);
}

/* Cabeçalhos de rodapé sem pular hierarquia h2/h3 (RF-ACESS-02) */
.footer-col .footer-heading {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Quadro Resumo Rápido de Comparativo pós-introdução (RF-UX-02) */
.quick-summary-box {
  background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
  border: 1px solid #bfdbfe;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 24px 0;
}
.quick-summary-badge {
  display: inline-block;
  background-color: var(--color-primary);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}
.quick-summary-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-text);
  margin: 0 0 8px 0;
}
.quick-summary-text {
  font-size: 0.96rem;
  color: #1e293b;
  line-height: 1.55;
  margin: 0 0 12px 0;
}
.quick-summary-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.quick-summary-links a {
  background-color: #ffffff;
  border: 1px solid #cbd5e1;
  color: var(--color-primary-dark);
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.82rem;
}
.quick-summary-links a:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  text-decoration: none;
}

/* Paginação Estática e Botões de Arquivo (RF-ARQ-03) */
.pagination-cta-row {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}
.category-pills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.btn-pagination {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.92rem;
  transition: background-color 0.2s;
}
.btn-pagination:hover {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  text-decoration: none;
}
.btn-pagination-secondary {
  background-color: #ffffff;
  color: var(--color-primary-dark);
  border: 1px solid var(--color-border);
  padding: 8px 14px;
  font-size: 0.85rem;
}
.btn-pagination-secondary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-color: var(--color-primary);
}
.pagination-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 28px 0;
}
.pagination-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  color: var(--color-text);
  font-weight: 600;
  font-size: 0.9rem;
}
.pagination-link:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  text-decoration: none;
}
.pagination-link-active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}