/* =========================================================
   ESTILOS ESPECÍFICOS: BLOG
   ========================================================= */

/* --- Page Header --- */
.page-header {
  padding: var(--space-6) 0 var(--space-5);
}

.page-title {
  font-size: var(--h1);
  margin-bottom: var(--space-3);
  color: var(--c-ink);
}

.highlight {
  color: var(--c-primary);
  position: relative;
  display: inline-block;
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--c-text);
  max-width: 60ch;
  margin: 0 auto;
}

/* --- Featured Post (Hero) --- */
.featured-post {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  background: var(--surface-1);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

@media (min-width: 1024px) {
  .featured-post {
    grid-template-columns: 1.2fr 1fr; /* Imagen más grande */
    min-height: 400px;
  }
}

.featured-post:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--c-primary);
}

.featured-image {
  width: 100%;
  height: 100%;
  min-height: 250px;
  background: var(--surface-2);
  position: relative;
  overflow: hidden;
}

.featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.featured-post:hover .featured-image img {
  transform: scale(1.03);
}

.featured-content {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--space-3);
  font-size: 0.85rem;
  color: var(--c-text);
  font-family: var(--font-accent);
}

.featured-title {
  font-size: var(--h2);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}

.featured-title a {
  text-decoration: none;
  color: var(--c-ink);
  background-image: linear-gradient(var(--c-primary), var(--c-primary));
  background-size: 0% 2px;
  background-position: left bottom;
  background-repeat: no-repeat;
  transition: background-size 0.3s ease, color 0.3s ease;
}

.featured-post:hover .featured-title a {
  background-size: 100% 2px;
  color: var(--c-primary);
}

.featured-excerpt {
  margin-bottom: var(--space-5);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-text);
}


/* --- Category Nav --- */
.category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 99px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--surface-1);
}

.filter-btn--active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}
.filter-btn--active:hover {
  background: var(--c-primary-hover);
  color: #fff;
}


/* --- Grid Posts --- */
.post-card {
  padding: 0; /* Override del padding global de .card */
  display: flex;
  flex-direction: column;
  height: 100%;
}

.post-image-link {
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--surface-2);
}

.post-image-link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.post-card:hover .post-image-link img {
  transform: scale(1.05);
}

.post-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.category-text {
  font-family: var(--font-accent);
  color: var(--c-primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.meta-sep { opacity: 0.3; }

.post-title {
  font-size: 1.25rem;
  margin: var(--space-2) 0 var(--space-3);
  line-height: 1.3;
}

.post-title a {
  text-decoration: none;
  color: var(--c-ink);
  transition: color 0.2s;
}

.post-card:hover .post-title a {
  color: var(--c-primary);
}

.post-excerpt {
  font-size: 0.95rem;
  color: var(--c-text);
  margin-bottom: var(--space-4);
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3; /* Limita a 3 líneas */
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.link-arrow {
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.link-arrow span { transition: transform 0.2s ease; }
.link-arrow:hover span { transform: translateX(4px); }


/* --- Newsletter Inline --- */
.newsletter-inline-form {
  display: flex;
  gap: 8px;
  max-width: 450px;
  margin: 0 auto;
}

@media (max-width: 600px) {
  .newsletter-inline-form { flex-direction: column; }
}

.u-bg-light { background-color: var(--surface-2); }
.pt-0 { padding-top: 0; }
.mt-2 { margin-top: 8px; }
.text-xs { font-size: 0.8rem; }