/* ============================================================
   footer.css — 页脚组件专属样式
   ============================================================ */

/* ========== FOOTER ========== */
.footer {
  padding: 64px 24px 32px;
  position: relative;
}
.footer::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--lake), transparent);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-brand-name {
  font-weight: 700; font-size: 18px; color: var(--white);
  letter-spacing: 2px; margin-bottom: 8px;
}
.footer-brand-en {
  font-family: var(--font-en);
  font-size: 11px; color: var(--lake-light);
  letter-spacing: 3px; text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-brand-slogan {
  font-size: 13px; color: rgba(255,255,255,0.4);
  letter-spacing: 4px;
  margin-bottom: 20px;
}
.footer-logo-img {
  height: 28px;
  width: auto;
  display: block;
  margin-bottom: 24px;
}
.footer-brand-desc {
  font-size: 13px; color: rgba(255,255,255,0.35);
  line-height: 1.8;
  max-width: 320px;
}
.footer-col-title {
  font-size: 13px; font-weight: 700;
  color: rgba(255,255,255,0.7);
  letter-spacing: 1px;
  margin-bottom: 20px;
}
.footer-col a {
  display: block; font-size: 13px;
  color: rgba(255,255,255,0.4);
  padding: 6px 0;
  transition: color 0.3s;
}
.footer-col a:hover { color: var(--lake-light); }
.footer-contact-item {
  display: flex; align-items: flex-start; gap: 12px;
  margin-bottom: 16px;
}
.footer-contact-icon {
  width: 32px; height: 32px;
  border-radius: 6px;
  background: rgba(12, 161, 184, 0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--lake); font-size: 14px;
  flex-shrink: 0;
}
.footer-contact-text {
  font-size: 13px; color: rgba(255,255,255,0.5);
  line-height: 1.6;
}
.footer-bottom {
  padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center;
}
.footer-copyright {
  font-size: 12px; color: rgba(255,255,255,0.25);
}
.footer-icp {
  font-size: 12px; color: rgba(255,255,255,0.25);
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: flex-end;
}
.footer-icp a {
  color: inherit; text-decoration: none;
  transition: color 0.3s;
}
.footer-icp a:hover { color: var(--lake-light); }

/* ========== RESPONSIVE (footer) ========== */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .footer-icp { justify-content: center; }
}