/* ==========================================================
   footer.css — TTC Rheindahlen 1950
   Three-column footer: Rechtliches | Adresse & Kontakt | Social Media
   Depends on: variables.css
   ========================================================== */

.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  margin-top: auto;
}

/* ── Three-column grid ───────────────────────────────────── */
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
}

/* ── Column base ─────────────────────────────────────────── */
.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-col-heading {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 8px;
}

/* ── Links ───────────────────────────────────────────────── */
.footer-col nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgb(var(--text-rgb) / 0.5);
  transition: color 0.15s;
}
.footer-link:hover { color: var(--white); }

/* ── Address & contact ───────────────────────────────────── */
.footer-address {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgb(var(--text-rgb) / 0.5);
  line-height: 1.7;
  font-style: normal;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ── Social media ────────────────────────────────────────── */
.footer-social {
  display: flex;
  flex-direction: row;
  gap: 10px;
}

.footer-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--surface-tint-xs);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: rgb(var(--text-rgb) / 0.55);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.footer-social-link:hover {
  background: rgba(192, 57, 43, 0.1);
  border-color: rgba(192, 57, 43, 0.35);
  color: var(--white);
}
.footer-social-link svg {
  width: 18px;
  height: 18px;
}

/* ── Bottom bar ──────────────────────────────────────────── */
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 12px 24px;
  text-align: center;
}
.footer-bottom p {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Light mode: boost low-opacity text to meet contrast ──── */
[data-theme="light"] .footer-link    { color: rgb(var(--text-rgb) / 0.72); }
[data-theme="light"] .footer-address { color: rgb(var(--text-rgb) / 0.72); }
[data-theme="light"] .footer-social-link { color: rgb(var(--text-rgb) / 0.68); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 860px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 540px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}