/* =============================================
   POST — estilos del artículo individual
   ============================================= */

/* =============================================
   HERO DEL ARTÍCULO
   ============================================= */
.post-hero {
  position: relative;
  background: var(--navy);
  padding: 160px 0 72px;
  overflow: hidden;
}

.post-hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 80% at 90% 50%, rgba(196,30,58,0.07) 0%, transparent 70%),
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: auto, 60px 60px, 60px 60px;
}

.post-hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.post-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--muted);
  text-transform: uppercase;
  transition: color var(--transition);
}
.post-back:hover { color: var(--white); }

.post-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 28px;
}

.post-intro {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-style: italic;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  max-width: 720px;
}

.post-read-time {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
}

/* =============================================
   IMAGEN DE PORTADA
   ============================================= */
.post-cover {
  background: var(--white);
  padding: 0;
  margin-top: -2px;
}

.post-cover-image {
  transform: translateY(-40px);
  box-shadow: 0 20px 60px rgba(11,31,58,0.15);
  border-radius: var(--radius);
  overflow: hidden;
}

/* =============================================
   LAYOUT ARTÍCULO (contenido + sidebar)
   ============================================= */
.post-body-section {
  background: var(--white);
  padding: 0 0 100px;
}

.post-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 72px;
  align-items: start;
}

/* =============================================
   CONTENIDO DEL ARTÍCULO
   ============================================= */
.post-content {
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-body);
}

.post-content p {
  margin-bottom: 28px;
}

.post-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
  margin: 52px 0 20px;
  padding-top: 8px;
  border-top: 1px solid #dde3ed;
}

.post-content h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--navy);
  margin: 36px 0 16px;
}

.article-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-style: italic;
  color: var(--navy);
  line-height: 1.55;
  padding: 32px 40px;
  margin: 40px 0;
  border-left: 4px solid var(--red);
  background: var(--off-white);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.article-list {
  list-style: none;
  padding: 0;
  margin-bottom: 28px;
}

.article-list li {
  padding: 12px 0 12px 28px;
  position: relative;
  border-bottom: 1px solid #eef0f4;
  font-size: 16px;
  line-height: 1.7;
}

.article-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 22px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
}

/* =============================================
   SIDEBAR
   ============================================= */
.post-sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-card {
  border: 1px solid #dde3ed;
  border-radius: var(--radius);
  padding: 24px;
}

.sidebar-card-title {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

/* Autor */
.author-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--navy);
  flex-shrink: 0;
}

.author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.author-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.author-info strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.author-info p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.sidebar-link {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--red);
  text-transform: uppercase;
  transition: gap var(--transition);
  display: inline-block;
}
.sidebar-link:hover { letter-spacing: 1px; }

/* Compartir */
.share-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.share-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid #dde3ed;
  background: transparent;
  color: var(--text-body);
  transition: all var(--transition);
  text-decoration: none;
}

.share-btn:hover {
  transform: translateX(3px);
}

.share-btn.twitter:hover  { border-color: #000; color: #000; }
.share-btn.linkedin:hover { border-color: #0077b5; color: #0077b5; }
.share-btn.copy:hover     { border-color: var(--red); color: var(--red); }

/* Tags */
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.post-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: var(--navy);
  background: var(--off-white);
  border: 1px solid #dde3ed;
  padding: 5px 12px;
  border-radius: 2px;
  transition: all var(--transition);
}
.post-tag:hover {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

/* =============================================
   ARTÍCULOS RELACIONADOS
   ============================================= */
.related-section {
  background: var(--off-white);
  padding: 80px 0 100px;
  border-top: 1px solid #dde3ed;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 960px) {
  .post-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .post-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 600px) {
  .post-hero { padding: 130px 0 56px; }

  .post-cover-image { transform: translateY(-20px); }

  .article-quote {
    padding: 24px 24px;
    font-size: 1.1rem;
  }

  .post-sidebar {
    grid-template-columns: 1fr;
  }
}