.footer {
  background: #1e293b;
  color: white;
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}

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

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

.footer-section h3 {
  color: #6366f1;
  margin-bottom: 1rem;
  font-size: 1.3rem;
  font-weight: 600;
}

.footer-section p {
  color: #94a3b8;
  margin-bottom: 1.5rem;
  line-height: 1.6;
  font-size: 0.95rem;
}

.footer-section div {
  color: #94a3b8;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.footer-section div:hover {
  color: #cbd5e1;
}

.footer-link {
  color: #94a3b8;
  text-decoration: none;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  display: block;
  padding: 0.25rem 0;
}

.footer-link:hover {
  color: #6366f1;
  transform: translateX(5px);
}

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

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: #374151;
  border-radius: 8px;
  color: #94a3b8;
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.2rem;
}

.social-links a:hover {
  background: #6366f1;
  color: white;
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #374151;
  margin-top: 2rem;
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-bottom p {
  margin: 0;
}

.activation-notice {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: rgba(0, 0, 0, 0.8);
  color: #94a3b8;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-size: 0.85rem;
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.activation-notice a {
  color: #6366f1;
  text-decoration: none;
}

.activation-notice a:hover {
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-section:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .footer {
    padding: 2rem 0 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 0 1rem;
  }

  .footer-section:first-child {
    grid-column: 1;
  }

  .social-links {
    justify-content: center;
  }

  .footer-section h3 {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .social-links a {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }
}