.signup-social-bar{margin-top:20px;padding-top:16px;border-top:1px solid var(--border-subtle);text-align:center}
.signup-social-bar p:first-child{margin:0 0 12px;color:var(--text-secondary);font-size:14px}
.signup-social-bar div{display:flex;align-items:center;justify-content:center;gap:14px}
.quick-social{width:46px;height:46px;border-radius:50%;padding:0;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border-subtle);background:var(--surface);color:var(--text-primary);cursor:pointer}
.quick-social#signup-wechat{color:#07C160}
.quick-social#signup-qq{color:#12B7F5}
.quick-social:hover{transform:translateY(-2px);border-color:var(--brand-primary);box-shadow:0 6px 14px rgba(15,23,42,.12)}