.footer {
  position: relative;
  padding: 3rem 2rem 1.5rem;

  background: linear-gradient(
    to top,
    rgba(10, 20, 35, 0.45),
    rgba(10, 20, 35, 0.25)
  );

  border-top: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}
.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--primary-text);
  opacity: 0.9;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--secondary-text);
  line-height: 1.45;
  opacity: 0.8;
  max-width: 300px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li a {
  font-size: 0.85rem;
  color: var(--secondary-text);
  opacity: 0.75;
  transition: opacity 0.25s ease;
}

.footer-links li a:hover {
  opacity: 1;
}

.footer-info {
  font-size: 0.85rem;
  color: var(--secondary-text);
  line-height: 1.45;
  opacity: 0.8;
}

.footer-highlight {
  color: var(--primary-blue);
  font-weight: 600;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .footer-section {
    align-items: center;
  }

  .footer-tagline {
    max-width: none;
  }
}