/* Footer Section */
.main-footer {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--glass-border);
  padding: 3.5rem 2rem 2rem;
  margin-top: 5rem;
  position: relative;
  z-index: 10;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}

.footer-about h3 {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.footer-about p {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--white);
  opacity: 0.8;
  max-width: 400px;
}

.footer-section h4 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--white);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--white);
  opacity: 0.7;
  text-decoration: none;
  transition: all var(--transition-normal);
  display: inline-block;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--primary);
  transform: translateX(4px);
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  transition: all var(--transition-normal);
  font-size: 1.2rem;
}

.social-link:hover {
  background: rgba(77, 159, 255, 0.15);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--white);
  opacity: 0.6;
  letter-spacing: 0.02em;
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  opacity: 0.8;
  letter-spacing: 0.05em;
}

/* Responsive */
@media (max-width: 768px) {
  .main-footer {
    padding: 2.5rem 1.5rem 1.5rem;
    margin-top: 3rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-about p {
    max-width: none;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
}

@media (max-width: 480px) {
  .main-footer {
    padding: 2rem 1rem 1rem;
    margin-top: 2rem;
  }

  .footer-content {
    gap: 2rem;
  }

  .footer-about h3 {
    font-size: 1.1rem;
  }

  .footer-about p {
    font-size: 0.85rem;
  }

  .footer-section h4 {
    font-size: 0.8rem;
  }

  .footer-links a {
    font-size: 0.8rem;
  }

  .social-link {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }
}