#swc-wrap{position:fixed;bottom:20px;z-index:99999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
#swc-wrap.swc-right{right:20px}
#swc-wrap.swc-left{left:20px}
#swc-wrap .swc-fab{display:flex;align-items:center;justify-content:center;width:60px;height:60px;border:0;border-radius:50%;background:var(--swc-color,#25D366);box-shadow:0 4px 14px rgba(0,0,0,.3);cursor:pointer;padding:0;transition:transform .15s}
#swc-wrap .swc-fab:hover{transform:scale(1.08)}
#swc-wrap .swc-panel{position:absolute;bottom:72px;width:290px;max-width:calc(100vw - 40px);background:#fff;border-radius:14px;box-shadow:0 8px 30px rgba(0,0,0,.25);overflow:hidden}
#swc-wrap.swc-right .swc-panel{right:0}
#swc-wrap.swc-left .swc-panel{left:0}
#swc-wrap .swc-panel[hidden]{display:none}
#swc-wrap .swc-head{background:var(--swc-color,#25D366);color:#fff;padding:14px 16px;font-weight:600;font-size:15px}
#swc-wrap .swc-agent{display:flex;align-items:center;gap:12px;padding:12px 16px;text-decoration:none;color:#222;border-bottom:1px solid #eee}
#swc-wrap .swc-agent:last-child{border-bottom:0}
#swc-wrap .swc-agent:hover{background:#f5f5f5}
#swc-wrap .swc-avatar{flex:0 0 40px;height:40px;border-radius:50%;background:var(--swc-color,#25D366);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600}
#swc-wrap .swc-info{display:flex;flex-direction:column;line-height:1.3}
#swc-wrap .swc-info strong{font-size:14px}
#swc-wrap .swc-info small{font-size:12px;color:#666}