#wc-bubble{position:fixed;bottom:20px;inset-inline-end:20px;
  background:transparent;border:none;cursor:pointer;z-index:2147483000;
  display:flex;align-items:center;padding:0}
#wc-bubble img{height:46px;width:auto;object-fit:contain;display:block}
#wc-panel{position:fixed;bottom:88px;inset-inline-end:20px;width:340px;max-width:calc(100vw - 40px);
  height:480px;max-height:calc(100vh - 120px);background:#050508;color:#fff;border:1px solid #1e293b;
  border-radius:16px;display:none;flex-direction:column;overflow:hidden;z-index:2147483000;
  font-family:'Syne',system-ui,sans-serif}
body.ar #wc-panel{font-family:'Cairo',system-ui,sans-serif}
#wc-panel.open{display:flex}
#wc-head{background:#0b0b14;padding:14px 16px;font-weight:700;border-bottom:1px solid #1e293b}
#wc-body{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.wc-msg{max-width:80%;padding:8px 12px;border-radius:12px;font-size:14px;line-height:1.4}
.wc-msg.visitor{align-self:flex-end;background:#7DD3FC;color:#050508}
.wc-msg.agent{align-self:flex-start;background:#1e293b}
#wc-foot{display:flex;gap:6px;padding:10px;border-top:1px solid #1e293b}
#wc-foot input{flex:1;padding:9px;border-radius:8px;border:1px solid #334155;background:#0b0b14;color:#fff}
#wc-foot button{padding:9px 14px;border:none;border-radius:8px;background:#7DD3FC;color:#050508;font-weight:700;cursor:pointer}
#wc-form{padding:16px;display:flex;flex-direction:column;gap:10px}
#wc-form input{padding:10px;border-radius:8px;border:1px solid #334155;background:#0b0b14;color:#fff}
#wc-form button{padding:11px;border:none;border-radius:8px;background:#7DD3FC;color:#050508;font-weight:700;cursor:pointer}
.wc-err{color:#fca5a5;font-size:12px}
.wc-note{color:#94a3b8;font-size:12px;text-align:center;padding:6px}