/* footer.css - 底部 */
.footer{background:#0a1628;color:#cbd5e1;padding:48px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand p{font-size:var(--font-base);color:#94a3b8;margin-top:12px;line-height:1.7}
.footer-brand .logo{height:64px;align-items:center}
.footer-brand .site-logo-img{filter:brightness(0) invert(1);opacity:.96}
.footer-brand .logo-title{color:#fff}
.footer-brand .logo-copy small{color:#94a3b8}
.footer h4{font-size:var(--font-title);color:#fff;margin-bottom:14px;font-weight:600}
.footer-links li{margin-bottom:8px}
.footer-links a{font-size:var(--font-base);color:#94a3b8;transition:.2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #1f2937;padding:18px 0;margin-top:36px;font-size:var(--font-tiny);color:#6b7280;flex-wrap:wrap;gap:8px}
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}