/* 玄智全站统一导航 */
.xz-site-nav {
  height: 72px;
  padding: 0 4%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(255, 255, 255, 0.90);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.xz-site-nav-left,
.xz-site-nav-links,
.xz-site-nav-right {
  display: flex;
  align-items: center;
}
.xz-site-nav-left { gap: 28px; min-width: 0; }
.xz-site-nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #10213f;
  font-weight: 900;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.xz-site-nav-brand img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  display: block;
}
.xz-site-nav-brand span { font-size: 18px; }
.xz-site-nav-links { gap: 8px; }
.xz-site-nav-link {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  color: #475569;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  transition: all .18s ease;
  white-space: nowrap;
}
.xz-site-nav-link:hover {
  color: #1d4ed8;
  background: #eff6ff;
}
.xz-site-nav-link.active {
  color: #1d4ed8;
  background: linear-gradient(135deg, #dbeafe, #eff6ff);
}
.xz-site-nav-right { gap: 12px; margin-left: auto; }
@media (max-width: 760px) {
  .xz-site-nav {
    height: auto;
    min-height: 72px;
    padding: 12px 4%;
    align-items: flex-start;
    flex-wrap: wrap;
  }
  .xz-site-nav-left {
    width: 100%;
    justify-content: space-between;
    gap: 12px;
  }
  .xz-site-nav-brand span { font-size: 16px; }
  .xz-site-nav-links { overflow-x: auto; padding-bottom: 2px; }
  .xz-site-nav-link { padding: 0 10px; }
  .xz-site-nav-right { width: 100%; justify-content: flex-end; }
}

.xz-msg-bell{position:relative;display:none;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:rgba(37,99,235,.08);color:#1d4ed8;cursor:pointer;text-decoration:none;margin-right:8px;transition:background .2s}.xz-msg-bell:hover{background:rgba(37,99,235,.18)}.xz-msg-bell.on{display:inline-flex}.xz-msg-bell svg{width:20px;height:20px}.xz-msg-bell-badge{position:absolute;top:-3px;right:-3px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:#ef4444;color:#fff;font-size:11px;font-weight:900;display:none;align-items:center;justify-content:center;line-height:1}.xz-msg-bell.has-unread .xz-msg-bell-badge{display:inline-flex}