/* =========================================
   CTA — banner com card arredondado e foto escura
   ========================================= */

.cta {
  background: var(--color-bg);
  padding: 3rem 2rem;
}

.cta-card {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  border-radius: var(--radius-card);
  overflow: hidden;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('/assets/cold_chain.webp');
  background-size: cover;
  background-position: center;
  background-color: var(--color-ink);
}

/* Overlay escuro para legibilidade do texto */
.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(0, 40, 128, 0.85) 0%,
    rgba(0, 40, 128, 0.6) 60%,
    rgba(0, 40, 128, 0.48) 100%
  );
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 3.5rem 2rem;
  max-width: 720px;
}

.cta-heading {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
  margin: 0 0 1rem;
}

.cta-body {
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 2rem;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 2.25rem;
  background: var(--color-accent);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius-btn);
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}

.cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
  background: var(--color-accent-dark);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 640px) {
  .cta {
    padding: 2rem 1rem;
  }

  .cta-inner {
    padding: 2.5rem 1.25rem;
  }

  .cta-overlay {
    background: rgba(13, 22, 38, 0.7);
  }

  .cta-btn {
    width: 100%;
    justify-content: center;
  }
}