/* Footer（样式随 shared.css 全站统一，详情页仅覆盖内边距；.sf-* 单源=shared.css，本文件为历史遗留同步拷贝。2026-10-02 改版同步：真 logo+双二维码+过渡带+备案行提亮） */
  .site-footer { position: relative; background: #0F1B2D; color: #8A9099; font-size: 13px; text-align: left; }
.site-footer::before { content: ''; position: absolute; top: -10px; left: 0; right: 0; height: 10px;
    background: linear-gradient(180deg, rgba(15,27,45,0), rgba(15,27,45,.18)); pointer-events: none; }
.sf-main { width: min(1200px, calc(100% - 48px)); margin: 0 auto; display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr 1.1fr; gap: 32px; padding: 46px 0 38px; }
.sf-logo-img { display: block; height: 34px; width: auto; margin-bottom: 14px; }
.sf-brand p { margin: 0; line-height: 1.7; }
.sf-qr { display: flex; gap: 16px; margin-top: 20px; }
.sf-qr-item { display: flex; flex-direction: column; align-items: flex-start; gap: 7px; }
.sf-qr-item img { width: 64px; height: 64px; object-fit: contain; background: #FFFFFF;
    border-radius: 8px; padding: 4px; border: 1px solid rgba(255,255,255,.12); }
.sf-qr-item span { font-size: 12px; color: #8A9099; line-height: 1.4; padding-left: 2px; }
.sf-col { display: flex; flex-direction: column; gap: 10px; }
.sf-col h4 { margin: 0 0 4px; font-size: 13px; color: #D5DCE6; font-weight: 600; }
.sf-col a, .sf-col span { color: #8A9099; text-decoration: none; line-height: 1.6; }
.sf-col a:hover { color: #FFFFFF; }
a.sf-strong { color: #FFFFFF; text-decoration: none; }
.sf-strong { color: #FFFFFF; font-size: 17px; font-weight: 700; }
.sf-bar { border-top: 1px solid rgba(255,255,255,.08); }
.sf-bar-in { width: min(1200px, calc(100% - 48px)); margin: 0 auto; display: flex;
    justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 16px 0; }
.sf-icp { font-size: 12px; color: #8A9099; }
/* Footer（样式随 shared.css 全站统一，详情页仅覆盖内边距） */
  .site-footer { padding: 0; }
.site-footer .sf-main { padding: 40px 0 32px; }
.site-footer .sf-bar-in { padding: 14px 0; }

/* ---- 移动端适配 ---- */
@media (max-width: 900px){
  .sf-main { grid-template-columns: 1fr 1fr; gap: 26px 22px; padding: 34px 0 28px; }
  .sf-brand { grid-column: 1 / -1; }
  .sf-qr { gap: 16px; }
  .site-footer { padding: 0 20px; }
}
@media (max-width: 480px){
  .sf-main { grid-template-columns: 1fr 1fr; gap: 22px 16px; }
  .sf-col a, .sf-col span { font-size: 12.5px; }
}