[data-site-footer] {
  position: fixed;
  inset: auto 0 0;
  background: var(--bg);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.75;
}

.site-footer-inner {
  max-width: 640px;
  margin: 0 auto;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* A single unboxed control; both icons are decorative. */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-left: -10px;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}
.theme-toggle:hover { color: var(--text); }
.theme-toggle:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }
.theme-toggle span { display: flex; }
.theme-toggle svg { width: 16px; height: 16px; stroke-width: 1.6; }
[data-theme="dark"] .theme-icon-moon,
[data-theme="light"] .theme-icon-sun { display: none; }

.site-footer-year { flex-shrink: 0; }

@media (max-width: 600px) {
  [data-site-footer] {
    display: none;
  }
}