.footer {
  --footer-bg:         var(--color-footer-bg, var(--color-contrast, #f9fafb));
  --footer-fg:         var(--color-footer-fg, var(--color-text, #111827));
  --footer-fg-muted:   var(--color-footer-fg, var(--color-text-muted, #6b7280));
  --footer-link:       var(--color-footer-fg, var(--color-text-muted, #6b7280));
  --footer-link-hover: var(--color-footer-fg, var(--color-text, #111827));
  --footer-border:     var(--color-border, #e5e7eb);

  background: var(--footer-bg);
  color: var(--footer-fg);
}

.footer--dark {
  --footer-fg:         #fff;
  --footer-fg-muted:   rgba(255, 255, 255, 0.9);
  --footer-link:       #ffffff;
  --footer-link-hover: #ffffff;
  --footer-border:     rgba(255, 255, 255, 0.15);
}

.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

.footer__logo {
  height: 2rem;
  display: block;
}

.footer__logo-text {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--footer-fg);
  text-decoration: none;
}

.footer__link {
  color: var(--footer-link);
  text-decoration: none;
  font-size: 0.875rem;
  transition: opacity 0.15s;
}

.footer--dark .footer__link {
  opacity: 0.9;
}

.footer--dark .footer__link:hover {
  opacity: 1;
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--footer-fg-muted);
  margin: 0;
}

/* ─── Variation A: Simple bar ─── */
.footer--simple .footer__inner {
  display: flex;
  align-items: center;
  gap: 1rem 2rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  flex-wrap: wrap;
}

.footer--simple .footer__brand {
  flex: 0 0 100%;
}

.footer--simple .footer__links {
  display: flex;
  gap: 1.5rem;
  flex: 1;
  flex-wrap: wrap;
}

@media (min-width: 640px) {
  .footer--simple .footer__brand {
    flex: 0 0 auto;
  }
}

/* ─── Variation B: Multi-column ─── */
.footer--columns .footer__body {
  padding: 3rem 0 2rem;
}

.footer--columns .footer__tagline {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  color: var(--footer-fg-muted);
  line-height: 1.5;
}

.footer--columns .footer__nav {
  flex: 1;
  min-width: 120px;
}

.footer--columns .footer__nav-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--footer-fg-muted);
  margin: 0 0 0.75rem;
}

.footer--columns .footer__nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer--columns .footer__bar {
  border-top: 1px solid var(--footer-border);
  padding: 1rem 0;
}

/* ─── Variation C: Centered ─── */
.footer--centered .footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer--centered .footer__links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}