/* ============================================================
   Articles Index Page
   ============================================================ */

/* Hero banner */
.articles-hero {
  background: var(--blue);
  padding: 52px 0 48px;
}
.articles-hero__title {
  font-size: 2rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 12px;
}
.articles-hero__sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  max-width: 680px;
  line-height: 1.7;
}

/* Section label */
.section-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

/* Featured post */
.featured-section {
  background: var(--white);
  padding: 52px 0;
}
.featured-post {
  background: var(--bg);
  border: var(--card-border);
  border-radius: var(--card-radius);
  border-top: 3px solid var(--blue);
  padding: 36px 32px;
}
.featured-post__title {
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--text);
  margin: 10px 0 14px;
}
.featured-post__title a { color: inherit; }
.featured-post__title a:hover { color: var(--blue); }
.featured-post__excerpt {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 22px;
  max-width: 720px;
}

/* All articles grid */
.all-articles {
  background: var(--bg);
  padding: 60px 0 80px;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.article-card {
  background: var(--white);
  border: var(--card-border);
  border-radius: var(--card-radius);
  padding: 24px 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, transform 0.2s;
}
.article-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.article-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.article-card__title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 10px;
}
.article-card__title a { color: inherit; }
.article-card__title a:hover { color: var(--blue); }

.article-card__excerpt {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 16px;
}

.article-card__link { font-size: 0.84rem; margin-top: auto; }

/* Active nav link */
.nav-active { color: var(--gold) !important; }

/* Responsive */
@media (max-width: 700px) {
  .articles-grid { grid-template-columns: 1fr; }
  .articles-hero__title { font-size: 1.5rem; }
  .featured-post { padding: 24px 20px; }
  .featured-post__title { font-size: 1.2rem; }
}

/* === CARD IMAGE === */
.article-card__img-wrap {
  display: block;
  margin: -24px -24px 16px;
  border-radius: calc(var(--card-radius) - 1px) calc(var(--card-radius) - 1px) 0 0;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.article-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s;
}
.article-card:hover .article-card__img { transform: scale(1.03); }

/* === FEATURED POST IMAGE === */
.featured-post__img-wrap {
  display: block;
  border-radius: calc(var(--card-radius) - 1px) calc(var(--card-radius) - 1px) 0 0;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  margin: -36px -32px 28px;
}
.featured-post__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (max-width: 700px) {
  .featured-post__img-wrap { margin: -24px -20px 20px; }
}

/* === ARTICLES SECTION WRAPPER === */
.articles-section { background: var(--bg); padding: 60px 0 80px; }

/* === BOOK LIST (horizontal rows) === */
.book-list {
  display: flex;
  flex-direction: column;
}
.book-list-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 20px 0;
  border-bottom: 1px solid var(--bg-warm);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.book-list-item:first-child { border-top: 1px solid var(--bg-warm); }
.book-list-item:hover .book-list-item__cover { transform: scale(1.02); box-shadow: var(--shadow-md); }
.book-list-item:hover .book-list-item__title { color: var(--blue); }

.book-list-item__cover-wrap {
  flex-shrink: 0;
  width: 150px;
}
.book-list-item__cover {
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(26,81,168,0.15);
  display: block;
  transition: transform 0.25s, box-shadow 0.25s;
}
.book-list-item__cover-placeholder {
  width: 100%;
  aspect-ratio: 2 / 3;
  border-radius: 6px;
  background: linear-gradient(160deg, var(--blue) 0%, #0d2f70 100%);
  opacity: 0.15;
}
.book-list-item__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 4px;
}
.book-list-item__title {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  transition: color 0.15s;
  margin: 0;
}
.book-list-item__author {
  font-size: 0.88rem;
  color: var(--blue);
  font-style: italic;
  margin: 0;
}
.book-list-item__desc {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.75;
  margin: 4px 0 0;
}
.book-list-item__cta {
  margin-top: 8px;
  align-self: flex-start;
  font-size: 0.88rem;
}

/* === BOOK DETAIL PAGE === */
.book-detail {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 52px;
  align-items: start;
  margin-top: 36px;
}
.book-detail__cover img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(26,81,168,0.18);
  display: block;
}
.book-detail__cover-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.book-detail__cover-actions .btn-gold,
.book-detail__cover-actions .btn-pdf {
  display: block;
  text-align: center;
  font-size: 0.88rem;
  padding: 10px 16px;
}
.btn-pdf {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  padding: 10px 22px;
  transition: opacity 0.15s;
}
.btn-pdf:hover { opacity: 0.85; }
.book-detail__author {
  font-size: 1rem;
  color: var(--blue);
  font-style: italic;
  margin-bottom: 16px;
}
.book-detail__description {
  font-size: 0.97rem;
  line-height: 1.85;
  color: var(--text);
}
.book-detail__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

@media (max-width: 760px) {
  .book-list-item { gap: 20px; }
  .book-list-item__cover-wrap { width: 110px; }
  .book-list-item__title { font-size: 1.05rem; }
  .book-detail { grid-template-columns: 1fr; gap: 28px; }
  .book-detail__cover { max-width: 220px; }
  .book-detail__cover-actions { flex-direction: row; flex-wrap: wrap; }
}
@media (max-width: 480px) {
  .book-list-item { flex-direction: column; gap: 16px; }
  .book-list-item__cover-wrap { width: 130px; }
}

/* ==========================================================
   ABOUT / QUIÉNES SOMOS PAGE
   ========================================================== */
.about-page { background: var(--bg); }

/* Liaison section */
.about-liaison {
  background: var(--white);
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
}
.about-liaison__inner {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 56px;
  align-items: center;
}
.about-liaison__text h2 {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--blue);
  margin: 0 0 20px;
  line-height: 1.3;
}
.about-liaison__text p {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 1.1em;
}
.about-liaison__figure {
  text-align: center;
}
.about-liaison__figure img {
  width: 100%;
  max-width: 200px;
  height: auto;
  display: block;
  margin: 0 auto 10px;
}
.about-liaison__figure figcaption {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Mission / Vision / Values cards */
.about-mvv {
  background: var(--bg-warm);
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
}
.about-mvv__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.about-mvv__card {
  background: var(--white);
  border-radius: var(--card-radius);
  padding: 32px 28px;
  border-top: 4px solid var(--gold);
}
.about-mvv__icon {
  color: var(--gold);
  font-size: 0.6rem;
  margin-bottom: 12px;
}
.about-mvv__card h3 {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--blue);
  margin: 0 0 14px;
}
.about-mvv__card p {
  font-size: 0.97rem;
  color: var(--text);
  line-height: 1.8;
  margin: 0;
}
.about-values-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.about-values-list li {
  font-size: 0.97rem;
  color: var(--text);
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}
.about-values-list li:last-child { border-bottom: none; }
.about-values-list li::before {
  content: '— ';
  color: var(--gold-dark);
  font-weight: 600;
}

/* What We Do section */
.about-who {
  background: var(--white);
  padding: 72px 0;
}
.about-who__inner {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 56px;
  align-items: start;
}
.about-who__img {
  width: 100%;
  border-radius: 10px;
  display: block;
  box-shadow: 0 4px 20px rgba(0,0,0,0.10);
}
.about-who__text-col h2 {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--blue);
  margin: 0 0 20px;
}
.about-who__text-col p {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 1.1em;
}

@media (max-width: 860px) {
  .about-liaison__inner { grid-template-columns: 1fr; }
  .about-liaison__figure { order: -1; }
  .about-mvv__grid { grid-template-columns: 1fr; }
  .about-who__inner { grid-template-columns: 1fr; }
  .about-who__img { max-width: 400px; }
}