/* ============================================================
   BLOG STYLES
   Depends on style.css (base design system)
   ============================================================ */

/* ── HERO ── */
.blog-hero {
  position: relative;
  padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
  background: var(--color-navy);
  text-align: center;
  overflow: hidden;
}

.blog-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.blog-hero h1 {
  color: var(--color-white);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-md);
}

.blog-hero p {
  color: var(--color-mist);
  font-size: 1.15rem;
  line-height: 1.7;
}

/* ── BLOG LIST ── */
.blog-section {
  padding: var(--space-3xl) 0;
  background: var(--color-white);
}

.blog-layout {
  display: grid;
  grid-template-columns: 2.5fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.blog-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--color-navy);
}

.blog-card-content {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}



.blog-card h3 {
  font-size: 1.25rem;
  color: var(--color-navy);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.blog-card-readmore {
  font-weight: 700;
  color: var(--color-gold);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card-readmore {
  gap: 8px;
}

/* ── SIDEBAR ── */
.blog-sidebar {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-xl));
  background: var(--color-bg-secondary);
  padding: var(--space-xl);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
}

.blog-sidebar h3 {
  font-size: 1.25rem;
  color: var(--color-navy);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-gold);
}

.popular-posts-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.popular-post-item {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition-fast);
}

.popular-post-item:hover {
  transform: translateX(5px);
}

.popular-post-img {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.popular-post-info h4 {
  font-size: 0.95rem;
  line-height: 1.3;
  margin: 0;
  color: var(--color-text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.popular-post-item:hover .popular-post-info h4 {
  color: var(--color-gold);
}

@media (max-width: 1024px) {
  .blog-layout {
    grid-template-columns: 1fr;
  }
  
  .blog-sidebar {
    position: static;
    margin-top: var(--space-2xl);
  }
  
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .blog-hero {
    padding-top: calc(var(--nav-height) + var(--space-2xl));
  }
  
  .blog-hero h1 {
    font-size: 2rem;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

/* ── VIDEO CONTAINER ── */
.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  max-width: 100%;
  background: #000;
  margin: var(--space-xl) 0;
  border-radius: 8px;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ── ARTICLE VIEW ── */
.article-view {
  animation: fadeInUp 0.4s ease both;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0);    }
}

.article-breadcrumb {
  margin-bottom: var(--space-xl);
}

.btn-voltar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-gold);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  transition: gap var(--transition-fast), opacity var(--transition-fast);
}

.btn-voltar:hover {
  gap: 10px;
  opacity: 0.8;
}

.article-header {
  margin-bottom: var(--space-xl);
}

.article-tag {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-navy);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: var(--space-md);
}

.article-header h1 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--color-navy);
  line-height: 1.3;
  margin-bottom: var(--space-sm);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.meta-sep {
  opacity: 0.5;
}

.article-hero-img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: var(--space-2xl);
}

/* ── ARTICLE BODY TYPOGRAPHY ── */
.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text-primary);
}

.article-body p  { margin-bottom: var(--space-lg); }
.article-body h2 { font-size: 1.5rem;  color: var(--color-navy); margin: var(--space-2xl) 0 var(--space-md); }
.article-body h3 { font-size: 1.2rem;  color: var(--color-navy); margin: var(--space-xl) 0 var(--space-sm); }
.article-body h4 { font-size: 1.05rem; color: var(--color-navy); margin: var(--space-lg) 0 var(--space-sm); }
.article-body hr { border: none; border-top: 1px solid var(--color-border-default); margin: var(--space-2xl) 0; }
.article-body ul,
.article-body ol { padding-left: var(--space-xl); margin-bottom: var(--space-lg); }
.article-body li { margin-bottom: var(--space-sm); }
.article-body a  { color: var(--color-gold); text-decoration: underline; }
.article-body a:hover { opacity: 0.8; }
.article-body strong { color: var(--color-navy); }
.article-body iframe { max-width: 100%; border-radius: 8px; }

@media (max-width: 768px) {
  .article-header h1 { font-size: 1.4rem; }
  .article-hero-img  { max-height: 220px; }
  .article-body      { font-size: 1rem; }
}