/* Footer */
footer {
  text-align: center;
  padding: 2rem 1rem;
  background: var(--header-bg);
  color: #f0f0f0;
  font-weight: 600;
  letter-spacing: 1px;
  border-top: 3px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  user-select: none;
  transition:
    background-color 0.3s ease,
    color 0.3s ease;
  margin-top: auto; /* ensures footer sticks to bottom when page is short */
}

body.dark-theme footer {
  background: rgba(20, 20, 20, 0.95);
  color: #f0f0f0;
  border-top-color: rgba(255, 215, 0, 0.2);
}
body.beige-theme footer {
  background: rgba(101, 84, 68, 0.9);
  color: #fffcf7;
  border-top-color: rgba(255, 255, 255, 0.15);
}

.footer-content {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.footer-social a {
  color: #f0f0f0;
  font-size: 1.2rem;
  transition: var(--transition);
}

body.dark-theme .footer-social a:hover {
  color: #ffd700;
  transform: translateY(-3px);
}
body.beige-theme .footer-social a {
  color: #fffcf7;
}
body.beige-theme .footer-social a:hover {
  color: #fff;
  transform: translateY(-3px);
}