/* ─────────────────────────────────────────
   PORTAFOLIO
   ───────────────────────────────────────── */

.portfolio {
  background: var(--blanco);
  padding: 100px 6%;
}

.port-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 44px;
}
.port-header p {
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--gris);
  border-left: 3px solid var(--rojo);
  padding-left: 18px;
}

/* ── Filtros ── */
.port-filtros {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filtro {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 8px 16px;
  border-radius: 6px;
  border: 1.5px solid var(--borde);
  background: transparent;
  color: var(--gris);
  cursor: pointer;
  transition: all 0.2s ease;
}
.filtro:hover {
  border-color: var(--azul-mid);
  color: var(--azul);
}
.filtro.activo {
  background: var(--azul);
  border-color: var(--azul);
  color: var(--blanco);
}

/* ── Grid ── */
.port-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 240px;
  gap: 16px;
}

/* Cards anchas y altas */
.port-card--wide { grid-column: span 2; }
.port-card--tall { grid-row: span 2; }

.port-card {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  background: var(--fondo);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.port-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

/* Imagen / placeholder */
.port-img {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--fondo-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Placeholder para cuando no haya imagen aún */
.port-img--placeholder {
  background: linear-gradient(135deg, var(--azul-claro) 0%, var(--fondo-alt) 100%);
  border: 2px dashed var(--borde);
}
.port-placeholder-icon {
  font-size: 2.5rem;
  opacity: 0.35;
  transition: opacity 0.3s;
}
.port-card:hover .port-placeholder-icon { opacity: 0.15; }

/* Reemplaza .port-img--placeholder con esto cuando tengas imágenes reales:
.port-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.port-card:hover .port-img img { transform: scale(1.04); }
*/

/* Overlay de info */
.port-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 39, 106, 0.92) 0%, rgba(6, 39, 106, 0.3) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.port-card:hover .port-overlay { opacity: 1; }

.port-overlay-tag {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--rojo-vivo);
  margin-bottom: 6px;
}
.port-overlay h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blanco);
  margin-bottom: 4px;
  line-height: 1.3;
}
.port-overlay p {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  font-weight: 300;
}

/* Meta debajo de la imagen */
.port-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px 0;
}
.port-cat {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--rojo);
  background: var(--rojo-suave);
  padding: 3px 8px;
  border-radius: 4px;
}
.port-fecha {
  font-size: 0.72rem;
  color: var(--gris-claro);
  font-weight: 400;
}
.port-nombre {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--texto);
  padding: 6px 14px 14px;
  line-height: 1.4;
}

/* Ocultar cards filtradas */
.port-card.oculto {
  display: none;
}

/* ── CTA ── */
.port-cta {
  margin-top: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  background: var(--fondo);
  border-radius: 12px;
  border: 1px solid var(--borde);
  gap: 20px;
  flex-wrap: wrap;
}
.port-cta p {
  font-size: 1rem;
  font-weight: 500;
  color: var(--texto);
}
.port-cta-btn {
  font-size: 0.875rem;
  font-weight: 700;
  background: var(--azul);
  color: var(--blanco);
  padding: 12px 26px;
  border-radius: 7px;
  white-space: nowrap;
  box-shadow: 0 3px 12px rgba(15, 82, 184, 0.2);
  transition: background 0.2s, transform 0.15s;
}
.port-cta-btn:hover {
  background: var(--azul-dark);
  transform: translateY(-1px);
}

/* ── Responsive ── */
@media (max-width: 960px) {
  .port-header { grid-template-columns: 1fr; gap: 18px; }
  .port-grid { grid-template-columns: 1fr 1fr; }
  .port-card--wide { grid-column: span 2; }
  .port-card--tall { grid-row: auto; }
}
@media (max-width: 560px) {
  .port-grid { grid-template-columns: 1fr; }
  .port-card--wide { grid-column: span 1; }
  .port-grid { grid-auto-rows: 200px; }
}