/* ══════════════════════════════════════════════════════════════
   BLOG-LEDGER.CSS — Sección blog en Home
   4 cards horizontales apiladas: thumbnail izq + texto der
   Carga: solo en index.php vía $additionalAsync
   ══════════════════════════════════════════════════════════════ */

.blog-ledger {
  padding-block: var(--sp-xl);
}

.blog-ledger__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--sp-lg);
  gap: var(--sp-md);
}

.blog-ledger__header > div {
  max-width: 600px;
}

.blog-ledger__link-all {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid rgba(12, 93, 197, 0.3);
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 6px;
}

.blog-ledger__link-all:hover {
  border-bottom-color: var(--cyan);
}

/* ── Columna única, cards apiladas ───────────────────────────── */

.blog-ledger__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: var(--sp-base);
  row-gap: var(--sp-lg);
}

/* ── Card horizontal ─────────────────────────────────────────── */

.ledger-card {
  display: grid;
  grid-template-columns: 160px 1fr;
  background: var(--white);
  text-decoration: none;
  border-bottom: none;
  transition:
    background 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.ledger-card:hover {
  background: #f8fafc;
}

.ledger-card:hover .ledger-card__arrow {
  transform: translateX(4px);
  color: var(--cyan);
}

.ledger-card:hover .ledger-card__image img {
  filter: grayscale(0%);
  transform: scale(1.04);
}

/* ── Thumbnail izquierda ─────────────────────────────────────── */

.ledger-card__image {
  width: 160px;
  height: 100%;
  min-height: 110px;
  overflow: hidden;
  background: var(--gray-100);
  flex-shrink: 0;
}

.ledger-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 0;
  filter: grayscale(100%);
  transition: filter 400ms ease, transform 400ms ease;
}

/* ── Cuerpo derecho ──────────────────────────────────────────── */

.ledger-card__body {
  padding: var(--sp-base) var(--sp-md);
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
}

.ledger-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.ledger-card__badge {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: var(--text-main);
  color: var(--white);
  padding: 2px 6px;
  border-radius: 3px;
}

.ledger-card__cat {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cyan);
}

.ledger-card__title {
  font-size: clamp(14px, 1.3vw, 16px);
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin: 0;
}

.ledger-card__excerpt {
  font-size: 13px;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ledger-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}

.ledger-card__readtime {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.ledger-card__arrow {
  font-size: 13px;
  color: var(--text-faint);
  transition:
    transform 150ms cubic-bezier(0.4, 0, 0.2, 1),
    color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Fallback sin imagen ─────────────────────────────────────── */

.ledger-card__image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
}

.ledger-card__image--placeholder span {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-main);
  opacity: 0.04;
  letter-spacing: -0.05em;
  user-select: none;
}

/* ── Responsive ──────────────────────────────────────────────── */

@media (max-width: 640px) {
  .ledger-card {
    grid-template-columns: 120px 1fr;
  }

  .ledger-card__image {
    width: 120px;
    min-height: 90px;
  }

  .blog-ledger__header {
    flex-direction: column;
  }
}