/* ============================================================
   footer.css — the one dark zone (deep indigo, never pure black).
   Light text at AA contrast. Contains mandatory company credit.
   ============================================================ */

.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
}

.site-footer__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  padding-block: var(--space-3xl);
}
@media (min-width: 640px) { .site-footer__main { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .site-footer__main { grid-template-columns: 1.6fr 1fr 1.4fr; } }

.site-footer__brand-logo { block-size: 44px; inline-size: auto; margin-block-end: var(--space-md); }
.site-footer__tagline { color: var(--color-footer-muted); line-height: 1.7; max-inline-size: 40ch; }

.site-footer__heading {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-footer-text);
  margin-block-end: var(--space-md);
}

.site-footer__links { display: flex; flex-direction: column; gap: var(--space-sm); }
.site-footer__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-footer-muted);
  transition: color var(--transition-fast);
}
.site-footer__link:hover { color: var(--color-footer-text); }
.site-footer__link .icon { inline-size: 18px; block-size: 18px; }

/* Contact block */
.site-footer__contact { display: flex; flex-direction: column; gap: var(--space-md); color: var(--color-footer-muted); line-height: 1.7; }
.site-footer__contact-item { display: flex; align-items: flex-start; gap: var(--space-sm); }
.site-footer__contact-item .icon { inline-size: 20px; block-size: 20px; color: var(--color-accent); margin-block-start: 3px; }
.site-footer__contact a { color: var(--color-footer-muted); }
.site-footer__contact a:hover { color: var(--color-footer-text); }
.site-footer__contact-label { font-family: var(--font-heading); font-weight: 600; color: var(--color-footer-text); display: block; }
.site-footer__todo { color: var(--color-accent); font-size: var(--fs-sm); }

/* Social row */
.site-footer__social { display: flex; gap: var(--space-sm); margin-block-start: var(--space-lg); }
.site-footer__social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 42px;
  block-size: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-footer-border);
  color: var(--color-footer-text);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.site-footer__social-link:hover { background: var(--color-accent); border-color: var(--color-accent); transform: translateY(-2px); }
.site-footer__social-link .icon { inline-size: 20px; block-size: 20px; }

/* Credit bar (mandatory) */
.site-footer__credit {
  border-block-start: 1px solid var(--color-footer-border);
}
.site-footer__credit-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-block: var(--space-lg);
  color: var(--color-footer-muted);
  font-size: var(--fs-sm);
}
.site-footer__credit-sep { color: var(--color-footer-border); margin-inline: var(--space-sm); }
.site-footer__credit a {
  color: var(--color-footer-text);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
.site-footer__credit a:hover { color: var(--color-accent); }