/* ───── footer.css — 页脚 ─────
   顶部细线;.footer-inner 居中(--page-max)flex 两端对齐;
   DOM:footer > .footer-inner > (span.mono + .footer-links[a...]) */

footer {
  border-top: 1px solid var(--line);
  margin-top: 8px;
}

.footer-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 36px 22px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  font-size: 12.5px;
  color: var(--text-3);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 22px;
}
.footer-links a {
  color: var(--text-3);
  text-decoration: none;
  transition: color .25s var(--ease);
}
.footer-links a:hover { color: var(--accent); }
.footer-links a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ≤600px:竖直堆叠居中 */
@media (max-width: 600px) {
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 14px;
    padding: 32px 20px 48px;
  }
}