/* ====================================
   ARTIGO.CSS — Instrutor Rafa
   ==================================== */

/* ── Barra de progresso de leitura ── */
.leitura-progress {
  position: fixed;
  top: 7rem;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--primary-color);
  z-index: 1100;
  transition: width .1s linear;
}

/* ── Breadcrumb ── */
.artigo-breadcrumb {
  background: var(--light-color);
  border-bottom: 1px solid #e9e9e9;
  padding: .75rem 0;
  margin-top: 7rem;
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: .5rem;
  list-style: none;
  flex-wrap: wrap;
  font-size: .85rem;
  color: var(--gray);
}
.breadcrumb-list a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: color .2s;
}
.breadcrumb-list a:hover { color: var(--primary-color); }
.breadcrumb-list i.fa-chevron-right { font-size: .7rem; color: #bbb; }

/* ── Layout principal ── */
.artigo-main { padding: 3rem 0 5rem; background: var(--white); }
.artigo-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  align-items: start;
}

/* ====================================
   HEADER DO ARTIGO
   ==================================== */
.artigo-header { margin-bottom: 2.5rem; }
.artigo-header h1 {
  font-size: 2.3rem;
  color: var(--secondary-color);
  line-height: 1.3;
  margin: .8rem 0 1.5rem;
  font-weight: 800;
}

/* Meta do artigo */
.artigo-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.2rem 0;
  border-top: 1px solid #f0f0f0;
  border-bottom: 1px solid #f0f0f0;
  margin-bottom: 2rem;
}
.artigo-meta-autor {
  display: flex;
  align-items: center;
  gap: .8rem;
}
.artigo-autor-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary-color);
}
.artigo-autor-nome { display: block; font-size: .95rem; color: var(--dark-color); }
.artigo-autor-cargo { display: block; font-size: .8rem; color: var(--gray); }
.artigo-meta-info {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  font-size: .85rem;
  color: var(--gray);
}
.artigo-meta-info span {
  display: flex;
  align-items: center;
  gap: .4rem;
}

/* Imagem de capa */
.artigo-capa { margin: 0 0 2.5rem; }
.artigo-capa-img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  display: block;
}
.artigo-capa figcaption {
  text-align: center;
  font-size: .82rem;
  color: var(--gray);
  margin-top: .6rem;
  font-style: italic;
}

/* ====================================
   CORPO DO ARTIGO
   ==================================== */
.artigo-body { line-height: 1.9; color: var(--dark-color); }
.artigo-intro {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--secondary-color);
  border-left: 4px solid var(--primary-color);
  padding-left: 1.2rem;
  margin-bottom: 2rem;
}
.artigo-body h2 {
  color: var(--secondary-color);
  font-size: 1.65rem;
  margin: 2.5rem 0 1rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--light-color);
}
.artigo-body h3 {
  color: var(--secondary-color);
  font-size: 1.25rem;
  margin: 1.8rem 0 .8rem;
}
.artigo-body p { margin-bottom: 1.2rem; }
.artigo-body strong { color: var(--secondary-color); }

/* Índice do artigo */
.artigo-indice {
  background: var(--light-color);
  border: 1px solid #e9e9e9;
  border-radius: 10px;
  padding: 1.5rem 1.8rem;
  margin: 2rem 0;
}
.artigo-indice h2 {
  font-size: 1rem !important;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--secondary-color) !important;
  border: none !important;
  margin: 0 0 1rem !important;
  padding: 0 !important;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.artigo-indice ol {
  margin: 0;
  padding-left: 1.3rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.artigo-indice a {
  color: var(--secondary-color);
  text-decoration: none;
  font-size: .95rem;
  transition: color .2s;
}
.artigo-indice a:hover { color: var(--primary-color); }

/* Lista estilizada */
.artigo-lista {
  list-style: none;
  padding: 0;
  margin: 1rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}
.artigo-lista li {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  font-size: .98rem;
  line-height: 1.6;
}
.artigo-lista li i {
  color: var(--success);
  margin-top: .25rem;
  flex-shrink: 0;
}

/* Boxes de destaque */
.artigo-box {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  border-radius: 8px;
  margin: 1.8rem 0;
  font-size: .97rem;
  line-height: 1.7;
}
.artigo-box i { font-size: 1.4rem; flex-shrink: 0; margin-top: .15rem; }
.artigo-box.destaque { background: #e8f4fd; border-left: 4px solid #3182ce; color: #2c5282; }
.artigo-box.destaque i { color: #3182ce; }
.artigo-box.alerta { background: #fff8e1; border-left: 4px solid #f59e0b; color: #78350f; }
.artigo-box.alerta i { color: #f59e0b; }
.artigo-box.sucesso { background: #f0fff4; border-left: 4px solid var(--success); color: #276749; }
.artigo-box.sucesso i { color: var(--success); }

/* Citação / Depoimento */
.artigo-quote {
  background: var(--light-color);
  border-left: 5px solid var(--primary-color);
  border-radius: 0 8px 8px 0;
  padding: 1.5rem 1.8rem;
  margin: 2rem 0;
  font-style: italic;
  color: var(--dark-color);
  font-size: 1.05rem;
  line-height: 1.8;
}
.artigo-quote p { margin: 0 0 .6rem; }
.artigo-quote footer { font-size: .9rem; color: var(--gray); font-style: normal; }
.artigo-quote cite { font-weight: 700; color: var(--secondary-color); }

/* ====================================
   BLOCO DE VÍDEO
   ==================================== */
.artigo-video-wrapper {
  margin: 2rem 0 2.5rem;
}
.artigo-video-embed {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}
.artigo-video-embed iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}
.artigo-video-local video {
  width: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  display: block;
  max-height: 480px;
  background: #000;
}
/* Placeholder enquanto vídeo não está inserido */
.artigo-video-placeholder {
  background: linear-gradient(135deg, var(--secondary-color), #1a3a5c);
  border-radius: 12px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: rgba(255,255,255,.7);
  text-align: center;
  padding: 2rem;
  border: 2px dashed rgba(255,255,255,.2);
}
.artigo-video-placeholder i { font-size: 3.5rem; color: var(--primary-color); }
.artigo-video-placeholder p { font-size: 1.1rem; font-weight: 600; color: var(--white); margin: 0; }
.artigo-video-placeholder small { font-size: .8rem; max-width: 380px; line-height: 1.6; }
.artigo-video-wrapper figcaption {
  text-align: center;
  font-size: .82rem;
  color: var(--gray);
  margin-top: .6rem;
  font-style: italic;
}

/* ====================================
   FOOTER DO ARTIGO
   ==================================== */
.artigo-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.2rem;
  padding: 1.8rem 0;
  border-top: 1px solid #f0f0f0;
  border-bottom: 1px solid #f0f0f0;
  margin: 2.5rem 0;
}
.artigo-tags, .artigo-share {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
  font-size: .9rem;
  color: var(--gray);
}
.artigo-tag {
  background: var(--light-color);
  color: var(--secondary-color);
  border-radius: 999px;
  padding: .3rem .9rem;
  font-size: .8rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}
.artigo-tag:hover { background: var(--primary-color); color: var(--white); }
.share-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: .9rem;
  text-decoration: none;
  transition: var(--transition);
}
.share-btn:hover { transform: scale(1.15); }
.share-btn.whatsapp { background: #25d366; }
.share-btn.facebook { background: #1877f2; }
.share-btn.twitter  { background: #1da1f2; }

/* ── Autor ── */
.artigo-autor-box {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: var(--light-color);
  border-radius: 12px;
  padding: 1.8rem;
  margin-top: 1rem;
}
.artigo-autor-foto {
  width: 80px; height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-color);
  flex-shrink: 0;
}
.artigo-autor-desc h3 { color: var(--secondary-color); margin-bottom: .3rem; font-size: 1rem; }
.artigo-autor-desc strong { font-size: 1.1rem; color: var(--dark-color); }
.artigo-autor-desc p { color: var(--gray); font-size: .9rem; line-height: 1.7; margin-top: .5rem; }

/* ── Navegação entre artigos ── */
.artigo-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #f0f0f0;
}
.artigo-nav-btn {
  display: flex;
  align-items: center;
  gap: .8rem;
  background: var(--light-color);
  border-radius: 10px;
  padding: 1rem 1.5rem;
  text-decoration: none;
  color: var(--secondary-color);
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  max-width: 48%;
}
.artigo-nav-btn:hover { background: var(--primary-color); color: var(--white); transform: translateY(-2px); }
.artigo-nav-btn small { display: block; font-weight: 400; font-size: .75rem; color: var(--gray); }
.artigo-nav-btn:hover small { color: rgba(255,255,255,.8); }
.artigo-nav-btn.next { margin-left: auto; text-align: right; }
.artigo-nav-btn.next span { text-align: right; }

/* ====================================
   SIDEBAR
   ==================================== */
.artigo-sidebar { display: flex; flex-direction: column; gap: 1.5rem; position: sticky; top: 8rem; }
.sidebar-card {
  background: var(--white);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  border: 1px solid #f0f0f0;
}
.sidebar-titulo {
  color: var(--secondary-color);
  font-size: 1rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.sidebar-titulo i { color: var(--primary-color); }

/* CTA sidebar */
.sidebar-cta {
  background: linear-gradient(135deg, var(--primary-color), #ff8f5f);
  color: var(--white);
  text-align: center;
}
.sidebar-cta-icon {
  width: 60px; height: 60px;
  background: rgba(255,255,255,.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1rem;
}
.sidebar-cta h3 { color: var(--white); font-size: 1.1rem; margin-bottom: .5rem; }
.sidebar-cta p { font-size: .9rem; opacity: .9; margin-bottom: 1.2rem; }

/* Lista artigos sidebar */
.sidebar-artigos { list-style: none; padding: 0; display: flex; flex-direction: column; gap: .8rem; }
.sidebar-artigos a {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  color: var(--secondary-color);
  text-decoration: none;
  font-size: .9rem;
  line-height: 1.5;
  transition: color .2s;
}
.sidebar-artigos a:hover { color: var(--primary-color); }
.sidebar-artigos i { color: var(--primary-color); font-size: .8rem; margin-top: .3rem; flex-shrink: 0; }

/* Google stars */
.sidebar-stars { color: #ffd700; font-size: 1.2rem; margin-bottom: .5rem; }
.sidebar-google p { font-size: .9rem; color: var(--gray); margin-bottom: .5rem; }

/* ====================================
   RESPONSIVE
   ==================================== */
@media (max-width: 1024px) {
  .artigo-layout { grid-template-columns: 1fr; }
  .artigo-sidebar { position: static; }
}

@media (max-width: 768px) {
  .artigo-header h1 { font-size: 1.7rem; }
  .artigo-meta { flex-direction: column; align-items: flex-start; }
  .artigo-body h2 { font-size: 1.4rem; }
  .artigo-footer { flex-direction: column; }
  .artigo-nav { flex-direction: column; }
  .artigo-nav-btn { max-width: 100%; }
  .artigo-nav-btn.next { text-align: left; }
  .artigo-autor-box { flex-direction: column; align-items: center; text-align: center; }
}

@media (max-width: 480px) {
  .artigo-header h1 { font-size: 1.4rem; }
  .artigo-intro { font-size: 1rem; }
  .artigo-capa-img { max-height: 260px; }
  .artigo-body h2 { font-size: 1.25rem; }
}