/* ===================================================
   Webb2B — Casos de Éxito
=================================================== */

/* --- Hero --- */
.casos-hero {
  background: var(--navy);
  padding: 80px 0 64px;
}

/* --- Filtros --- */
.casos-filtros {
  padding: 40px 0 0;
  background: var(--blanco);
}

.casos-filtros-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-bottom: 0;
  border-bottom: 2px solid #E0E5EE;
}

.casos-filtro-btn {
  padding: 10px 20px;
  border: none;
  background: none;
  font-family: var(--fuente-cuerpo);
  font-size: .88rem;
  font-weight: 600;
  color: rgba(12,31,63,.5);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .2s, border-color .2s;
}
.casos-filtro-btn:hover {
  color: var(--navy);
}
.casos-filtro-btn.activo {
  color: var(--azul);
  border-bottom-color: var(--azul);
}

/* --- Grid de casos --- */
.casos-grid-section {
  padding: 56px 0 96px;
  background: var(--blanco);
}

.casos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* --- Tarjeta de caso --- */
.caso-tarjeta {
  background: var(--blanco);
  border: 1px solid #E0E5EE;
  border-radius: var(--radio-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow .25s, transform .25s;
}
.caso-tarjeta:hover {
  box-shadow: 0 12px 40px rgba(12,31,63,.1);
  transform: translateY(-3px);
}

.caso-cabecera {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.caso-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.caso-tag {
  padding: 3px 10px;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.caso-tag--servicio {
  background: rgba(21,88,168,.1);
  color: var(--azul);
}
.caso-tag--solucion {
  background: rgba(56,173,74,.1);
  color: var(--verde);
}
.caso-tag--sector {
  background: rgba(12,31,63,.06);
  color: rgba(12,31,63,.6);
}

.caso-icono {
  width: 44px;
  height: 44px;
  border-radius: var(--radio);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.caso-icono svg {
  width: 22px;
  height: 22px;
}
.caso-icono--azul { background: rgba(21,88,168,.1); color: var(--azul); }
.caso-icono--verde { background: rgba(56,173,74,.1); color: var(--verde); }

.caso-cliente {
  font-family: var(--fuente-titulo);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

.caso-reto-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(12,31,63,.4);
  margin-bottom: 4px;
}

.caso-reto-texto {
  font-size: .9rem;
  color: var(--gris-texto);
  line-height: 1.6;
}

.caso-accion {
  font-size: .85rem;
  color: var(--navy);
  line-height: 1.6;
  padding: 12px;
  background: rgba(12,31,63,.03);
  border-radius: var(--radio);
  border-left: 3px solid var(--azul);
}

.caso-resultado {
  margin-top: auto;
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid #E0E5EE;
}

.caso-metrica {
  font-family: var(--fuente-titulo);
  font-size: 2rem;
  font-weight: 800;
  color: var(--verde);
  line-height: 1;
}

.caso-metrica-desc {
  font-size: .85rem;
  color: var(--gris-texto);
  line-height: 1.4;
}

/* ===================================================
   SECCIÓN PREVIEW en INDEX
=================================================== */
.casos-preview {
  padding: 96px 0;
  background: var(--gris-claro);
}

.casos-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  margin-bottom: 40px;
}

.casos-preview-cta {
  text-align: center;
}

/* ===================================================
   RESPONSIVO
=================================================== */
@media (max-width: 1024px) {
  .casos-grid,
  .casos-preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .casos-grid,
  .casos-preview-grid {
    grid-template-columns: 1fr;
  }

  .casos-grid-section { padding: 40px 0 64px; }
  .casos-preview { padding: 64px 0; }
}