/* Blog Mitra — identidade visual replicada de web/src/estilos/global.css.
   Arquivo isolado de propósito: as páginas do blog são HTML puro renderizado
   no servidor (sem React no cliente), então não herdam o global.css da SPA. */

* { box-sizing: border-box; }

:root {
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  --bg-primary: #0a0a0f;
  --bg-secondary: #11111a;
  --bg-tertiary: #161624;

  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  --accent-color: #6366f1;
  --accent-color-hover: #4f46e5;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);

  --border-color: rgba(255, 255, 255, 0.08);
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 20px;
  --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --transition-fast: 0.15s ease;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.6em;
  color: var(--text-primary);
}

a { color: var(--accent-color); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-color-hover); }

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

.blog-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ─────────────────────────────────────────────────────────────── */

.blog-header {
  border-bottom: 1px solid var(--border-color);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.blog-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.blog-logo {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-logo span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.blog-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9rem;
}

.blog-nav a { color: var(--text-secondary); }
.blog-nav a:hover { color: var(--text-primary); }

.blog-nav .btn-primary { color: #fff; }

/* ── Botões ─────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn:hover { border-color: var(--accent-color); }

.btn-primary {
  background: var(--accent-gradient);
  border: none;
  color: #fff;
}

.btn-primary:hover { filter: brightness(1.08); }

/* ── Hero / título de listagem ─────────────────────────────────────────── */

.blog-hero {
  padding: 3.5rem 0 2rem;
  text-align: center;
}

.blog-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 0.5rem;
}

.blog-hero p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ── Busca ──────────────────────────────────────────────────────────────── */

.busca-form {
  display: flex;
  gap: 0.5rem;
  max-width: 480px;
  margin: 1.5rem auto 0;
}

.busca-input {
  flex: 1;
  padding: 0.7rem 1rem;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-body);
}

.busca-input::placeholder { color: var(--text-muted); }

/* ── Breadcrumbs ────────────────────────────────────────────────────────── */

.breadcrumbs {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 1.5rem 0 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.breadcrumbs a { color: var(--text-secondary); }
.breadcrumbs a:hover { color: var(--accent-color); }
.breadcrumbs .separador { color: var(--text-muted); }

/* ── Grid de posts ──────────────────────────────────────────────────────── */

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.post-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.post-card:hover { transform: translateY(-3px); border-color: var(--accent-color); }

.post-card-img {
  aspect-ratio: 16 / 9;
  width: 100%;
  object-fit: cover;
  background: var(--bg-tertiary);
}

.post-card-body { padding: 1.25rem; display: flex; flex-direction: column; gap: 0.6rem; flex: 1; }

.post-card h2 { font-size: 1.15rem; margin: 0; }
.post-card h2 a { color: var(--text-primary); }
.post-card h2 a:hover { color: var(--accent-color); }

.post-card-resumo { color: var(--text-secondary); font-size: 0.9rem; flex: 1; }

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ── Badges de categoria/tag ────────────────────────────────────────────── */

.badge-categoria, .badge-tag {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-categoria { background: rgba(99, 102, 241, 0.15); color: #a5a8f5; }
.badge-tag { background: var(--bg-tertiary); color: var(--text-secondary); border: 1px solid var(--border-color); }

.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* ── Paginação ──────────────────────────────────────────────────────────── */

.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin: 2.5rem 0;
}

.pagination a, .pagination span {
  padding: 0.5rem 0.9rem;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.pagination a:hover { border-color: var(--accent-color); color: var(--text-primary); }
.pagination .ativo { background: var(--accent-gradient); color: #fff; border: none; }

/* ── Artigo ─────────────────────────────────────────────────────────────── */

.post-header { padding: 2rem 0 1rem; }

.post-header h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); }

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 1rem;
}

.post-meta .autor { color: var(--text-secondary); font-weight: 600; }

.post-capa {
  width: 100%;
  border-radius: var(--border-radius-lg);
  margin: 1.5rem 0 2rem;
  aspect-ratio: 16/8;
  object-fit: cover;
}

.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 2.5rem;
  align-items: start;
}

.post-article {
  font-size: 1.05rem;
  color: var(--text-primary);
}

.post-article h2 { font-size: 1.5rem; margin-top: 2rem; scroll-margin-top: 5rem; }
.post-article h3 { font-size: 1.2rem; margin-top: 1.5rem; scroll-margin-top: 5rem; }
.post-article p { margin: 0 0 1.1rem; color: var(--text-primary); }
.post-article ul, .post-article ol { margin: 0 0 1.1rem; padding-left: 1.4rem; color: var(--text-primary); }
.post-article li { margin-bottom: 0.4rem; }

.post-article blockquote {
  border-left: 3px solid var(--accent-color);
  margin: 1.5rem 0;
  padding: 0.5rem 1.2rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

.post-article pre {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 1rem;
  overflow-x: auto;
  margin: 0 0 1.1rem;
}

.post-article code {
  font-family: 'Courier New', monospace;
  background: var(--bg-tertiary);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

.post-article pre code { background: none; padding: 0; }

.post-article table { width: 100%; border-collapse: collapse; margin: 0 0 1.1rem; }
.post-article th, .post-article td { border: 1px solid var(--border-color); padding: 0.6rem 0.8rem; text-align: left; }
.post-article th { background: var(--bg-secondary); }

.post-article img { border-radius: var(--border-radius-md); margin: 1rem 0; }

.post-article figure { margin: 1.5rem 0; }
.post-article figcaption { color: var(--text-muted); font-size: 0.85rem; text-align: center; margin-top: 0.5rem; }

/* ── Sumário (TOC) ──────────────────────────────────────────────────────── */

.toc {
  position: sticky;
  top: 6rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 1.25rem;
}

.toc-titulo {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.toc ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.toc li.nivel-3 { padding-left: 0.9rem; }
.toc a { color: var(--text-secondary); font-size: 0.88rem; display: block; }
.toc a:hover, .toc a.ativo { color: var(--accent-color); }

/* ── Autor / rodapé do post ─────────────────────────────────────────────── */

.autor-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem;
  margin: 3rem 0;
}

.autor-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg-tertiary);
  flex-shrink: 0;
}

.autor-nome { font-weight: 700; color: var(--text-primary); }
.autor-cargo { font-size: 0.85rem; color: var(--text-muted); }

/* ── Não encontrado ─────────────────────────────────────────────────────── */

.blog-404 {
  text-align: center;
  padding: 5rem 1.5rem;
}

.blog-404 h1 { font-size: 5rem; margin-bottom: 0.5rem; background: var(--accent-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ── Footer ─────────────────────────────────────────────────────────────── */

.blog-footer {
  border-top: 1px solid var(--border-color);
  margin-top: 4rem;
  padding: 2rem 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* ── Responsivo ─────────────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .post-layout { grid-template-columns: 1fr; }
  .toc { position: static; margin-bottom: 2rem; }
}

@media (max-width: 640px) {
  .blog-nav { gap: 0.9rem; font-size: 0.85rem; }
  .post-grid { grid-template-columns: 1fr; }
  .blog-hero { padding: 2.25rem 0 1.5rem; }
  .autor-card { flex-direction: column; text-align: center; }
}