/* ============================================================
   GLEIDSON ANDRADE — BLOG AUTHORITY MODULES v1.0
   Componentes de credibilidade/autoridade para o blog (SSG).
   Consome: tokens.css + components.css (mesmo pipeline).
   Objetivo: posicionar Gleidson como referência em IA aplicada
   a negócios. Benchmarks: a16z, Stratechery, Lenny's, Every.
   ============================================================ */

/* ---------- 1. AUTHOR BIO CARD (prova de autoridade) ----------
   Uso: rodapé de artigo e página Sobre. Foto + credenciais + links. */
.author-card {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: var(--space-5);
  align-items: start;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--color-azure-600);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.author-card__avatar {
  width: 88px; height: 88px; border-radius: var(--radius-pill);
  object-fit: cover; object-position: 50% 18%; background: var(--gradient-brand);
  box-shadow: var(--shadow-sm);
}
.author-card__name { font-family: var(--font-display); font-size: var(--fs-lg); font-weight: var(--fw-bold); margin: 0; }
.author-card__role { font-size: var(--fs-sm); color: var(--text-accent); font-weight: var(--fw-semibold); margin: var(--space-1) 0 var(--space-3); }
.author-card__bio { color: var(--text-secondary); margin: 0 0 var(--space-3); font-size: var(--fs-base); line-height: var(--lh-normal); }
.author-card__links { display: flex; flex-wrap: wrap; gap: var(--space-3); font-size: var(--fs-sm); }
.author-card__links a { color: var(--text-accent); font-weight: var(--fw-medium); }
@media (max-width: 640px) {
  .author-card { grid-template-columns: 1fr; }
  .author-card__avatar { width: 72px; height: 72px; }
}

/* ---------- 2. CREDIBILITY / SOCIAL-PROOF BAR ----------
   Uso: home do blog e topo da página Sobre. Números que provam autoridade.
   Fonte dos números: coordenar com Íris (IG) e dados verificados. */
.proofbar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--gradient-brand);
  border-radius: var(--radius-lg);
  color: var(--text-inverse);
}
.proofbar__item { text-align: center; }
.proofbar__value { font-family: var(--font-display); font-size: var(--fs-2xl); font-weight: var(--fw-extrabold); line-height: 1; color: #fff; }
.proofbar__value .accent { color: var(--color-gold-400); }
.proofbar__label { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--color-gray-300); margin-top: var(--space-2); }
@media (max-width: 768px) { .proofbar { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); } }

/* ---------- 3. TRUST STRIP ("visto em / construído em") ----------
   Logos/marcas de credibilidade em escala de cinza discreta. */
.trust-strip { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-6); justify-content: center; }
.trust-strip__label { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--text-muted); width: 100%; text-align: center; margin-bottom: var(--space-2); }
.trust-strip__item { font-family: var(--font-display); font-weight: var(--fw-bold); color: var(--text-muted); opacity: 0.75; font-size: var(--fs-md); filter: grayscale(1); transition: opacity var(--dur-base) var(--ease-out); }
.trust-strip__item:hover { opacity: 1; }

/* ---------- 4. AI INSIGHTS / NEWS SECTION ----------
   Feed curado de notícias/insights de IA. Diferencia de "artigos".
   Card compacto: fonte + data + take editorial (coordenar com Machado). */
.insights { display: grid; gap: var(--space-4); }
.insight-item {
  display: grid; grid-template-columns: auto 1fr; gap: var(--space-4);
  padding: var(--space-4) 0; border-bottom: 1px solid var(--border-subtle);
}
.insight-item:last-child { border-bottom: 0; }
.insight-item__date { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-muted); white-space: nowrap; padding-top: 2px; }
.insight-item__title { font-family: var(--font-display); font-size: var(--fs-md); font-weight: var(--fw-semibold); margin: 0 0 var(--space-1); line-height: var(--lh-snug); color: var(--text-primary); }
.insight-item__title a { color: var(--text-primary); }
.insight-item__title a:hover { color: var(--text-accent); text-decoration: none; }
.insight-item__take { color: var(--text-secondary); font-size: var(--fs-sm); margin: 0; }
.insight-item__source { font-size: var(--fs-xs); color: var(--text-muted); margin-top: var(--space-2); }

/* ---------- 5. PILLAR ARTICLE HUB (grid de artigos-pilar) ----------
   Destaque para conteúdo aprofundado que sustenta autoridade/SEO. */
.pillar-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--grid-gutter); }
.pillar-card {
  display: flex; flex-direction: column;
  background: var(--bg-elevated); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.pillar-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.pillar-card__cover { aspect-ratio: 16 / 9; background: var(--gradient-signal); width: 100%; height: auto; object-fit: cover; display: block; }
.pillar-card__body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); flex: 1; }
.pillar-card__title { font-family: var(--font-display); font-size: var(--fs-lg); font-weight: var(--fw-bold); margin: 0; line-height: var(--lh-snug); color: var(--text-primary); }
.pillar-card__soon { color: var(--color-gold-500); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: .04em; }
.pillar-card__title a { color: var(--text-primary); }
.pillar-card__title a:hover { color: var(--text-accent); text-decoration: none; }
.pillar-card__excerpt { color: var(--text-secondary); font-size: var(--fs-sm); margin: 0; flex: 1; }
.pillar-card__meta { display: flex; gap: var(--space-3); font-size: var(--fs-xs); color: var(--text-muted); margin-top: var(--space-2); font-family: var(--font-mono); flex-wrap: wrap; align-items: baseline; }
.pillar-card__meta a { color: var(--text-accent); text-decoration: none; margin-left: auto; }
.pillar-card__meta a:hover { text-decoration: underline; }
@media (max-width: 900px) { .pillar-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .pillar-grid { grid-template-columns: 1fr; } }

/* ---------- 6. ARTICLE HEADER + BYLINE (página de artigo) ---------- */
.article-head { max-width: var(--container-narrow); margin-inline: auto; text-align: center; }
.article-head__title { font-size: var(--fs-3xl); line-height: var(--lh-tight); margin: var(--space-4) 0; }
.article-head__meta { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: var(--space-3); color: var(--text-muted); font-size: var(--fs-sm); }
.article-head__meta .dot::before { content: "·"; margin-right: var(--space-3); }
.byline { display: inline-flex; align-items: center; gap: var(--space-2); }
.byline__avatar { width: 28px; height: 28px; border-radius: var(--radius-pill); background: var(--gradient-brand); object-fit: cover; }
.byline__name { font-weight: var(--fw-semibold); color: var(--text-secondary); }

/* ---------- 7. TABLE OF CONTENTS (sticky, artigos longos) ---------- */
.toc { position: sticky; top: calc(var(--space-8) + var(--space-4)); font-size: var(--fs-sm); }
.toc__title { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--text-muted); margin-bottom: var(--space-3); }
.toc__list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-2); border-left: 2px solid var(--border-subtle); }
.toc__list a { display: block; padding-left: var(--space-3); margin-left: -2px; border-left: 2px solid transparent; color: var(--text-muted); }
.toc__list a:hover, .toc__list a[aria-current="true"] { color: var(--text-accent); border-left-color: var(--color-azure-500); text-decoration: none; }

/* ---------- 8. RELATED ARTICLES (retenção / topical authority) ---------- */
.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--grid-gutter); }
.related__item { display: grid; gap: var(--space-2); }
.related__kicker { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--text-accent); font-weight: var(--fw-semibold); }
.related__title { font-family: var(--font-display); font-size: var(--fs-base); font-weight: var(--fw-semibold); margin: 0; line-height: var(--lh-snug); }
.related__title a { color: var(--text-primary); }
.related__title a:hover { color: var(--text-accent); text-decoration: none; }
@media (max-width: 768px) { .related { grid-template-columns: 1fr; } }

/* ---------- 9. NEWSLETTER / LEAD CTA (captura no blog) ----------
   Alinha com GLE-55 (form de leads). Destino de dados: coordenar com Bonner. */
.newsletter-cta {
  display: grid; gap: var(--space-4);
  background: var(--gradient-brand); color: var(--text-inverse);
  border-radius: var(--radius-xl); padding: var(--space-7);
  text-align: center; max-width: var(--container-narrow); margin-inline: auto;
}
.newsletter-cta__title { font-family: var(--font-display); font-size: var(--fs-xl); font-weight: var(--fw-bold); color: #fff; margin: 0; }
.newsletter-cta__sub { color: var(--color-gray-300); margin: 0; }
.newsletter-cta__form { display: flex; gap: var(--space-3); max-width: 480px; margin-inline: auto; width: 100%; }
.newsletter-cta__form .input { flex: 1; background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.25); color: #fff; }
.newsletter-cta__form .input::placeholder { color: var(--color-gray-400); }
.newsletter-cta__note { font-size: var(--fs-xs); color: var(--color-gray-400); margin: 0; }
@media (max-width: 560px) { .newsletter-cta__form { flex-direction: column; } }

/* ---------- 10. READING PROGRESS + ESTIMATE (engajamento) ---------- */
.reading-progress { position: fixed; top: 0; left: 0; height: 3px; background: var(--gradient-signal); z-index: 60; width: var(--progress, 0%); transition: width 80ms linear; }
.read-estimate { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-muted); }

/* ============================================================
   11. NEWS-PORTAL LAYOUT (GLE-102) — home do blog como portal de notícias
   Notícias em primeiro plano + artigos aprofundados com data.
   Benchmarks de leitura: Stratechery, Every, Ben's Bites.
   ============================================================ */

/* Dateline — barra de "edição" no topo do conteúdo */
.dateline { border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); background: var(--bg-subtle); }
.dateline__row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding-block: var(--space-2); font-family: var(--font-mono); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--text-muted); }
.dateline__edition { color: var(--text-accent); font-weight: var(--fw-semibold); }
@media (max-width: 560px) { .dateline__date { display: none; } }

/* Masthead compacto (substitui o hero grande) */
.blog-masthead { padding-block: var(--space-7) var(--space-6); }
.blog-masthead__title { font-family: var(--font-display); font-size: var(--fs-2xl); line-height: var(--lh-tight); letter-spacing: var(--tracking-tight); margin: var(--space-3) 0 var(--space-3); color: var(--text-primary); }
.blog-masthead__dek { font-size: var(--fs-md); line-height: var(--lh-relaxed); color: var(--text-secondary); max-width: 64ch; margin: 0; }
@media (max-width: 640px) { .blog-masthead__title { font-size: var(--fs-xl); } }

/* Cabeçalho de seção com régua editorial (estilo jornal) */
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3); border-bottom: 2px solid var(--text-primary); padding-bottom: var(--space-3); margin-bottom: var(--space-6); }
.section-head__title { font-family: var(--font-display); font-size: var(--fs-xl); font-weight: var(--fw-bold); letter-spacing: var(--tracking-tight); margin: 0; }
.section-head__hint { font-family: var(--font-mono); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--text-muted); white-space: nowrap; }

/* Linha de metadados: data + tag de editoria */
.news-meta { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-3); }
.news-date { font-family: var(--font-mono); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--text-muted); }
.news-tag { font-size: var(--fs-xs); font-weight: var(--fw-semibold); letter-spacing: var(--tracking-wide); text-transform: uppercase; padding: 0.28em 0.62em; border-radius: var(--radius-xs); background: color-mix(in srgb, var(--color-azure-500) 12%, transparent); color: var(--color-azure-700); }
.news-tag--signal { background: color-mix(in srgb, var(--color-signal-500) 16%, transparent); color: var(--color-signal-600); }
.news-tag--gold { background: color-mix(in srgb, var(--color-gold-500) 22%, transparent); color: var(--color-gold-700); }

/* ============================================================
   Bloco "O que mudou na IA" — GRADE UNIFICADA (GLE-1253)
   Uma única grade coerente: 1 destaque (span 2x2) + cartões
   uniformes. TODOS os itens são cartões com o mesmo tratamento
   do Design System (borda/raio/sombra/padding). 2 tiers, sem
   espaço morto: o destaque ocupa 2x2 num grid 3x3 (9 células
   preenchidas por 1 destaque + 5 secundários). Consome tokens.
   ============================================================ */
.news-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gutter);
  align-items: stretch;
}

/* Cartão base — tratamento único para todos os itens */
.news-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  transition: box-shadow var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out);
}
.news-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.news-card__title { font-family: var(--font-display); font-size: var(--fs-md); font-weight: var(--fw-semibold); line-height: var(--lh-snug); letter-spacing: var(--tracking-tight); margin: 0 0 var(--space-2); color: var(--text-primary); }
.news-card__take { font-size: var(--fs-sm); line-height: var(--lh-normal); color: var(--text-secondary); margin: 0; }

/* Rodapé do cartão — colado embaixo (margin-top:auto) para ALINHAR
   as baselines de FONTE/data e "Ler matéria" em toda a fileira. */
.news-card__foot { margin-top: auto; }
.news-card__foot .news-source { margin-top: var(--space-3); }

/* DESTAQUE — ocupa 2 colunas x 2 linhas; tipografia maior; faixa azure */
.news-card--hero {
  grid-column: span 2;
  grid-row: span 2;
  border-top: 4px solid var(--color-azure-600);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}
.news-card--hero .news-card__title { font-size: var(--fs-2xl); line-height: var(--lh-tight); margin-bottom: var(--space-3); }
.news-card--hero .news-card__take { font-size: var(--fs-md); line-height: var(--lh-relaxed); }

/* Byline (só no destaque) */
.news-byline { display: flex; align-items: center; gap: var(--space-2); font-size: var(--fs-sm); color: var(--text-muted); }
.news-byline__avatar { width: 26px; height: 26px; border-radius: var(--radius-pill); object-fit: cover; object-position: 50% 18%; }
.news-byline strong { color: var(--text-secondary); font-weight: var(--fw-semibold); }
.news-card__byrow { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-5); }
.news-card__byrow .news-more { margin-top: 0; }

/* Responsivo */
@media (max-width: 900px) {
  .news-board { grid-template-columns: repeat(2, 1fr); }
  .news-card--hero { grid-column: 1 / -1; grid-row: auto; }
  .news-card--hero .news-card__title { font-size: var(--fs-xl); }
  /* 5 secundários em 2 colunas (2+2+1): o último ocupa a fileira
     inteira para não deixar célula órfã à direita. */
  .news-card:last-child { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .news-board { grid-template-columns: 1fr; }
  .news-card--hero { padding: var(--space-5); }
  .news-card:last-child { grid-column: auto; }
}

/* Reforço nos cartões de artigo: capa clicável + CTA de leitura */
.pillar-card__coverlink { display: block; overflow: hidden; }
.pillar-card__coverlink .pillar-card__cover { transition: transform var(--dur-slow) var(--ease-out); }
.pillar-card:hover .pillar-card__cover { transform: scale(1.03); }
.pillar-card__cta { margin-top: var(--space-3); font-family: var(--font-display); font-weight: var(--fw-semibold); font-size: var(--fs-sm); color: var(--text-accent); align-self: flex-start; }
.pillar-card__cta:hover { text-decoration: none; }
.pillar-card__ctarow { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-4); margin-top: var(--space-3); }
.pillar-card__ctarow .pillar-card__cta { margin-top: 0; }
.pillar-card__also { font-size: var(--fs-xs); font-family: var(--font-mono); color: var(--text-muted); }
.pillar-card__also:hover { color: var(--text-accent); }
.section-articles { padding-top: var(--space-8); }

/* ===== Notícias clicáveis (painel inteiro vira link) — GLE-116/1253 = */
.news--clickable { position: relative; }
.news-link { position: absolute; inset: 0; z-index: 2; border-radius: inherit; }
.news-link:focus-visible { outline: 2px solid var(--color-azure-500, #2E6BF0); outline-offset: 3px; }
.news--clickable .news-card__title { transition: color .15s ease; }
.news--clickable:hover .news-card__title { color: var(--text-accent, #2E6BF0); }
.news-card.news--clickable:hover { border-color: var(--color-azure-500, #2E6BF0); }
.news-more {
  display: inline-block;
  margin-top: var(--space-3, 12px);
  font-size: var(--fs-sm, .9rem);
  font-weight: 600;
  color: var(--text-accent, #2E6BF0);
}

/* ============================================================
   12. BLOG INDEX — USABILIDADE & HIERARQUIA (GLE-988)
   Radar como faixa de curadoria + card inteiro clicavel +
   filtro/busca + carregar mais. Reusa tokens.css/components.css.
   ============================================================ */

/* --- Radar de IA: faixa de curadoria (nao compete com a manchete) --- */
.section-radar { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.radar-strip {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center;
  gap: var(--space-5);
  background: var(--gradient-brand); color: var(--text-inverse);
  border-radius: var(--radius-lg); padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.radar-strip:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }
.radar-strip__flag {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-family: var(--font-display); font-weight: var(--fw-bold); font-size: var(--fs-sm);
  text-transform: uppercase; letter-spacing: var(--tracking-caps);
  color: var(--color-signal-400); white-space: nowrap;
}
.radar-strip__pulse {
  width: 9px; height: 9px; border-radius: 50%; background: var(--color-signal-400);
  box-shadow: 0 0 0 0 rgba(34,211,238,.6); animation: radarPulse 2.2s infinite;
}
@keyframes radarPulse {
  0% { box-shadow: 0 0 0 0 rgba(34,211,238,.55); }
  70% { box-shadow: 0 0 0 9px rgba(34,211,238,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,211,238,0); }
}
@media (prefers-reduced-motion: reduce) { .radar-strip__pulse { animation: none; } }
.radar-strip__body { display: grid; gap: 3px; min-width: 0; }
.radar-strip__eyebrow { font-family: var(--font-mono); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--color-gray-300); }
.radar-strip__headline { font-family: var(--font-display); font-size: var(--fs-md); font-weight: var(--fw-bold); color: #fff; line-height: var(--lh-snug); }
.radar-strip__take { font-size: var(--fs-sm); color: var(--color-gray-300); line-height: var(--lh-normal); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.radar-strip__cta { display: grid; justify-items: end; gap: 2px; font-family: var(--font-display); font-weight: var(--fw-semibold); font-size: var(--fs-sm); color: var(--color-signal-400); white-space: nowrap; }
.radar-strip__all { font-family: var(--font-mono); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--color-gray-400); font-weight: var(--fw-medium); }
@media (max-width: 900px) {
  .radar-strip { grid-template-columns: 1fr; gap: var(--space-3); }
  .radar-strip__cta { justify-items: start; }
  .radar-strip__take { -webkit-line-clamp: 3; }
}

/* --- Clique consistente: card inteiro clicavel nos pilares --- */
.pillar-card--clickable { position: relative; }
.card-link { position: absolute; inset: 0; z-index: 1; border-radius: inherit; }
.card-link:focus-visible { outline: 2px solid var(--color-azure-500); outline-offset: 3px; }
.pillar-card--clickable .pillar-card__cta,
.pillar-card--clickable .pillar-card__also { position: relative; z-index: 2; }

/* --- Filtro por tema + busca --- */
.blog-filter { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); margin-bottom: var(--space-6); }
.blog-filter__search { position: relative; flex: 1 1 260px; max-width: 360px; display: block; }
.blog-filter__search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--text-muted); pointer-events: none; }
.blog-filter__input { width: 100%; padding: 0.62em 0.9em 0.62em 2.3em; border: 1px solid var(--border-subtle); border-radius: var(--radius-pill); background: var(--bg-elevated); font: inherit; font-size: var(--fs-sm); color: var(--text-primary); }
.blog-filter__input:focus-visible { outline: 2px solid var(--color-azure-500); outline-offset: 1px; border-color: var(--color-azure-500); }
.blog-filter__chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.blog-filter__chip { cursor: pointer; border: 1px solid var(--border-subtle); background: var(--bg-subtle); color: var(--text-secondary); font: inherit; font-size: var(--fs-xs); font-weight: var(--fw-semibold); letter-spacing: var(--tracking-wide); padding: 0.42em 0.95em; border-radius: var(--radius-pill); transition: color var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out); }
.blog-filter__chip:hover { border-color: var(--color-azure-400); color: var(--text-accent); }
.blog-filter__chip[aria-pressed="true"] { background: var(--color-azure-600); border-color: var(--color-azure-600); color: #fff; }
.blog-filter__chip:focus-visible { outline: 2px solid var(--color-azure-500); outline-offset: 2px; }

/* --- Estado vazio + carregar mais --- */
.blog-empty { text-align: center; color: var(--text-muted); padding: var(--space-6); font-size: var(--fs-sm); }
.blog-empty__reset { background: none; border: 0; color: var(--text-accent); font: inherit; font-weight: var(--fw-semibold); cursor: pointer; text-decoration: underline; }
.load-more { display: flex; flex-direction: column; align-items: center; gap: var(--space-3); margin-top: var(--space-6); }
.load-more__count { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-muted); margin: 0; }

/* ===== Radar de IA — atribuição de fonte (.news-source) · GLE-1189/1198 =====
   Componente de Niemeyer (brand/components/news-source.css), integrado ao
   blog-home. Vai ao pe de cada .news-card (destaque e secundarios). ===== */
/* ============================================================
   Radar de IA — Atribuição de fonte (GLE-1189)
   Componente OBRIGATÓRIO em todo item do Radar de IA.
   Estrutura mínima exigida: veículo (nome) + URL + data.
   Consome tokens de tokens.css; casa com o estilo jornal do
   blog-authority.css (meta em mono, régua editorial, azure).
   ============================================================ */

/* Rodape de citacao — vai ao pe de cada .news-card */
.news-source {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--border-subtle);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: var(--lh-snug);
  color: var(--text-muted);
}

.news-source__label {
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--text-muted);
}

.news-source__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  color: var(--text-secondary);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--color-azure-500) 40%, transparent);
  transition: color var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.news-source__link:hover,
.news-source__link:focus-visible {
  color: var(--text-accent);
  border-bottom-color: var(--text-accent);
}
.news-source__link svg {
  width: 0.85em;
  height: 0.85em;
  flex: none;
  opacity: 0.7;
}

.news-source__date { color: var(--text-muted); }

/* Fallback: fonte sem URL pública direta (ex.: fala em evento, paywall).
   Ainda EXIGE o nome do veículo — nunca um item sem procedência. */
.news-source--nolink .news-source__link {
  border-bottom: 0;
  pointer-events: none;
  color: var(--text-secondary);
}

/* Densidade em telas pequenas: quebra de linha limpa */
@media (max-width: 560px) {
  .news-source { gap: var(--space-1) var(--space-2); }
}