/* ── SITE FOOTER (shared by the landing page and every academy page) ──────
   Tokens are read with fallbacks so this file works against both
   landing.css (--muted/--faint/--accent/--pad-x) and academy.css
   (--text2/--text3/--brand-strong). */
.site-footer {
  border-top: 1px solid var(--hairline);
  padding: 48px var(--pad-x, 48px) 40px;
  /* width:100% is load-bearing — academy pages put the footer in a flex
     column (.doc), where the auto side margins would otherwise cancel
     align-items:stretch and shrink the footer to its content. */
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

/* Academy pages: the content column is full-width with 48px gutters
   (.section padding), so the footer matches it rather than the landing
   page's 1280px cap — otherwise it reads as inset from the card grid. */
.doc > .site-footer {
  max-width: none;
  padding-left: 48px;
  padding-right: 48px;
}
.site-footer .footer-inner {
  display: flex;
  align-items: center;
  /* logo hard left, then links and icons as one right-aligned run */
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 28px;
}
.site-footer .footer-logo { display: inline-flex; align-items: center; text-decoration: none; margin-right: auto; }
.site-footer .logo-mark { height: 22px; width: auto; display: block; }

.site-footer .footer-links { display: flex; flex-wrap: wrap; gap: 28px; }
.site-footer .footer-links a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted, var(--text3));
  text-decoration: none;
  transition: color 0.25s ease;
}
.site-footer .footer-links a:hover { color: var(--text); }

.site-footer .footer-social { display: flex; align-items: center; gap: 20px; }
.site-footer .footer-social a {
  display: inline-flex;
  color: var(--muted, var(--text3));
  transition: color 0.25s ease;
}
.site-footer .footer-social a:hover { color: var(--accent, var(--brand-strong)); }
.site-footer .footer-social svg { width: 16px; height: 16px; display: block; fill: currentColor; }

.site-footer .footer-note {
  margin-top: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.8;
  color: var(--faint, var(--text3));
}
.site-footer .footer-note span { display: block; }

@media (max-width: 720px) {
  .site-footer { padding: 36px 22px 32px; }
  .doc > .site-footer { padding-left: 22px; padding-right: 22px; }
  .site-footer .footer-inner { gap: 18px; }
  .site-footer .footer-links { gap: 20px; }
}