/* --------------------------------------------------------------------------
   15. 現代化沉穩對比頁尾 (Rich Grounding Dark Mega Footer)
   -------------------------------------------------------------------------- */
.site-footer {
  background: #181513;          /* 深炭木黑，提供頂級雜誌般的沉穩收尾 */
  border-top: 1px solid var(--border-subtle);
  padding: 75px 0 32px 0;
  margin-top: 60px;
  color: #dcd5c9;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(300px, 1.8fr) repeat(4, 1fr);
  gap: 36px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.footer-logo-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: nowrap;
}

.footer-brand-name {
  font-weight: 700;
  color: #ffffff;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  white-space: nowrap;
  letter-spacing: -0.2px;
}

.footer-desc {
  font-size: 0.9rem;
  color: #a8a094;
  line-height: 1.8;
  max-width: 380px;
  text-align: justify;
  text-justify: inter-ideograph;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-social-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #272320;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #dcd5c9;
  transition: var(--transition-fast);
}

.footer-social-btn:hover {
  background: var(--primary-gold);
  color: #ffffff;
  transform: translateY(-2px);
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-col-title {
  font-size: 0.96rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 0.3px;
}

.footer-link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  font-size: 0.88rem;
  color: #a8a094;
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: #ecc583;
  transform: translateX(2px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  font-size: 0.84rem;
  color: #827b70;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .footer-brand-col {
    grid-column: 1 / -1;
  }
  .footer-desc {
    max-width: 520px;
  }
}

@media (max-width: 500px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-brand-name {
    font-size: clamp(0.9rem, 4.2vw, 1.02rem);
    white-space: nowrap;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}