/* 品牌支持位公共样式。命名使用 partner，避免被广告拦截规则误伤。 */
.sidebar-qr.is-partner{
  display:flex;position:relative;align-items:stretch;justify-content:stretch;
  box-sizing:border-box;height:var(--footbar-h);
  padding:4px 6px;cursor:pointer;
  opacity:1;transform:translateY(0);
  transition:background .18s ease,opacity .18s ease,transform .18s ease;
}
.sidebar-qr.is-partner:hover{background:var(--hover,#f4f6f8)}
.sidebar-qr.is-partner.is-switching{opacity:0;transform:translateY(3px)}
.sidebar-partner-fallback{
  width:100%;height:100%;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:var(--pill-bg,#f1f5f9);border:0;
  color:var(--accent);font-size:14px;font-weight:800;
}
.sidebar-partner-image{
  display:block;width:100%;height:100%;border-radius:8px;
  object-fit:cover;object-position:center;background:#fff;border:0;
}
.sidebar-qr.is-partner .sidebar-partner-image:hover{
  transform:none;box-shadow:none;
}
.sidebar-partner-zoom{
  position:fixed;left:16px;bottom:calc(var(--footbar-h,76px) + 10px);
  z-index:9999;width:min(720px,calc(100vw - 32px));box-sizing:border-box;
  display:block;padding:8px;border:1px solid var(--border,#e2e8f0);
  border-radius:16px;background:var(--card,#fff);
  color:inherit;text-decoration:none;
  box-shadow:0 14px 36px rgba(0,0,0,.24);
  opacity:0;visibility:hidden;pointer-events:none;
  transform:translateY(7px) scale(.98);
  transition:opacity .16s ease,transform .16s ease,visibility .16s;
}
.sidebar-partner-zoom::after{
  content:"";position:absolute;left:0;right:0;bottom:-12px;height:12px;
}
.sidebar-partner-zoom-image,.sidebar-partner-zoom-fallback{
  display:flex;width:100%;aspect-ratio:30/7;border-radius:10px;
}
.sidebar-partner-zoom-image{object-fit:cover;background:#fff}
.sidebar-partner-zoom-fallback{
  align-items:center;justify-content:center;background:var(--pill-bg,#f1f5f9);
  color:var(--accent);font-size:18px;font-weight:800;
}
.sidebar-partner-zoom-link{display:block;color:inherit;text-decoration:none}
.sidebar-partner-tip{
  display:block;margin-top:7px;padding:10px 13px;border-radius:11px;
  background:#2f2f31;color:#fff;font-size:13px;font-weight:600;
  line-height:1.5;text-align:center;white-space:normal;overflow-wrap:anywhere;
}
.sidebar-partner-note{
  display:block;margin:8px 6px 2px;padding:0;
  color:var(--text-faint,#64748b);font-size:12px;font-weight:500;
  line-height:1.55;text-align:center;
}
.sidebar-partner-note-link{
  color:var(--accent,#146b54);font-weight:700;
  text-decoration:underline;text-underline-offset:2px;
}
.sidebar-partner-note-link:hover{filter:brightness(1.08)}
.sidebar-partner-zoom.is-open{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0) scale(1);
}

.partner-home-section{padding:80px 0 0}
.partner-home-section .sec-head{margin-bottom:36px}
.partner-home-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,210px));
  justify-content:center;gap:18px;max-width:1000px;margin:0 auto;
}
.partner-home-item{
  position:relative;overflow:hidden;
  min-width:0;aspect-ratio:1;display:block;padding:0;
  border-radius:20px;background:var(--card);
  border:1px solid var(--card-border);box-shadow:var(--card-shadow);
  text-decoration:none;transition:transform .2s,border-color .2s,box-shadow .2s;
}
a.partner-home-item:hover{
  transform:translateY(-3px);border-color:rgba(99,102,241,.3);
  box-shadow:var(--card-shadow-hover);
}
.partner-home-logo,.partner-home-fallback{
  width:100%;height:100%;border-radius:inherit;
  border:0;background:transparent;
  transition:transform .2s ease;
}
.partner-home-logo{display:block;object-fit:cover;padding:0}
.partner-home-fallback{
  display:flex;align-items:center;justify-content:center;
  color:var(--accent);font-size:56px;font-weight:800;
  background:var(--pill-bg);
}
.partner-home-copy{position:absolute;inset:0;pointer-events:none}
.partner-home-name,.partner-home-type{display:none}
.partner-home-desc{
  position:absolute;left:0;right:0;bottom:0;margin:0;padding:40px 16px 16px;
  color:#fff;font-size:12.5px;font-weight:600;line-height:1.5;text-align:center;
  background:linear-gradient(180deg,transparent,rgba(15,23,42,.84));
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  opacity:0;transform:translateY(8px);transition:opacity .18s ease,transform .18s ease;
}
.partner-home-item:hover .partner-home-logo,
.partner-home-item:hover .partner-home-fallback,
.partner-home-item:focus-visible .partner-home-logo,
.partner-home-item:focus-visible .partner-home-fallback{transform:scale(1.025)}
.partner-home-item:hover .partner-home-desc,
.partner-home-item:focus-visible .partner-home-desc{
  opacity:1;transform:translateY(0);
}
@media(max-width:900px){
  .partner-home-grid{grid-template-columns:repeat(3,minmax(0,210px))}
}
@media(max-width:700px){
  .partner-home-section{padding-top:60px}
  .partner-home-grid{grid-template-columns:repeat(2,minmax(0,200px))}
}
@media(max-width:460px){
  .partner-home-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .partner-home-item{border-radius:16px}
  .partner-home-fallback{font-size:42px}
  .partner-home-desc{padding:32px 10px 11px;font-size:11px}
  .partner-home-desc{-webkit-line-clamp:2}
}