/* ═══════════════════════════════════════════
   footer.css — Footer Section
   RainByte Studios
═══════════════════════════════════════════ */

footer {
  position: relative;
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--black);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

@media (max-width: 1000px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Footer Brand */
.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--silver);
  margin-bottom: 20px;
}

.footer-logo svg {
  width: 40px;
  height: 40px;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer-address {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* Footer Links */
.footer-links h5 {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--ice);
  margin-bottom: 24px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--silver-dim);
  transition: color 0.3s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a::before {
  content: '›';
  color: var(--blue-core);
  opacity: 0;
  transform: translateX(-4px);
  transition: all 0.3s;
}

.footer-links a:hover {
  color: var(--ice);
}

.footer-links a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* Footer Bottom */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 40px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copyright {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  font-size: 0.7rem;
  color: var(--text-dim);
  transition: color 0.3s;
}

.footer-legal a:hover {
  color: var(--silver);
}

.footer-credits {
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 8px;
}

/* Back to top button */
.back-to-top {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--silver-dim);
  cursor: pointer;
  transition: all 0.3s;
}

.back-to-top:hover {
  border-color: var(--blue-core);
  background: rgba(74, 144, 217, 0.1);
  color: var(--blue-glow);
  transform: translateY(-4px);
}