/* ==== CTA Banner Section ==== */
.nx-cta {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  margin: 60px 0  120px;
  text-align: center;
  isolation: isolate;
  background: var(--color-bg-soft); /* fallback khi không có bg_image */
  padding: clamp(40px, 6vw, 72px) 20px;
  color: #fff;
}

.nx-cta__bg {
  position: absolute; inset: 0;
  background: var(--cta-bg, none) center/cover no-repeat;
  z-index: -2;
}
.nx-cta__overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,var(--cta-overlay, .3));
  z-index: -1;
}

.nx-cta__inner {
  max-width: 800px;
  margin: 0 auto;
}

.nx-cta__title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.nx-cta__subtitle {
  font-size: 1rem;
  margin-bottom: 24px;
  color:#ffffff;
}

.nx-cta__btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: 4px;
  font-weight: 600;
  text-decoration: none;
  transition: background .2s ease;
}
.nx-cta__btn:hover {
  background: var(--color-primary-hover);
}