.cs-chat-fab{position:fixed;right:22px;bottom:22px;width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#0ea5e9,#6366f1,#a21caf);color:#fff;border:none;box-shadow:0 8px 24px #0f172a40;cursor:pointer;z-index:60;display:flex;align-items:center;justify-content:center;transition:transform .15s ease,box-shadow .15s ease}.cs-chat-fab:hover{transform:scale(1.05);box-shadow:0 10px 30px #0f172a59}.cs-chat-fab svg{width:24px;height:24px}.cs-chat-panel{position:fixed;right:22px;bottom:86px;width:min(380px,calc(100vw - 32px));height:min(560px,calc(100vh - 120px));background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:16px;box-shadow:0 24px 60px #0f172a2e;display:none;flex-direction:column;z-index:60;overflow:hidden;font:14px/1.5 -apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,sans-serif;color:#0f172a}.cs-chat-panel[data-open=true]{display:flex}.cs-chat-panel__header{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid rgba(0,0,0,.06);background:linear-gradient(180deg,rgba(14,165,233,.06),transparent)}.cs-chat-panel__avatar{width:36px;height:36px;border-radius:8px;background:linear-gradient(135deg,#0ea5e9,#6366f1,#a21caf);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}.cs-chat-panel__headText{flex:1;min-width:0}.cs-chat-panel__title{font-weight:600;font-size:14px}.cs-chat-panel__sub{font-size:11px;color:#64748b;margin-top:2px}.cs-chat-panel__online{display:inline-block;width:6px;height:6px;border-radius:50%;background:#22c55e;margin-right:5px}.cs-chat-thread{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.cs-chat-msg{display:flex;gap:8px;max-width:92%}.cs-chat-msg--bot{align-self:flex-start}.cs-chat-msg--user{align-self:flex-end;flex-direction:row-reverse}.cs-chat-msg__avatar{width:28px;height:28px;border-radius:6px;background:linear-gradient(135deg,#0ea5e9,#6366f1,#a21caf);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}.cs-chat-msg__body{min-width:0}.cs-chat-msg__bubble{padding:9px 13px;border-radius:12px;font-size:13.5px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word}.cs-chat-msg--bot .cs-chat-msg__bubble{background:#f1f5f9;border:1px solid rgba(0,0,0,.04)}.cs-chat-msg--user .cs-chat-msg__bubble{background:linear-gradient(135deg,#0ea5e9,#6366f1);color:#fff}.cs-chat-msg__time{display:block;font-size:10px;color:#94a3b8;margin-top:4px}.cs-chat-msg--user .cs-chat-msg__time{text-align:right}.cs-chat-msg__suggest,.cs-chat-msg__links{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.cs-chat-chip{background:#fff;color:#0f172a;border:1px solid rgba(0,0,0,.08);border-radius:999px;padding:4px 11px;font-size:12px;cursor:pointer;transition:border-color .15s,background .15s;text-decoration:none}.cs-chat-chip:hover{border-color:#6366f1;background:#eef2ff}.cs-chat-msg--user .cs-chat-chip{background:#ffffff26;color:#fff;border-color:transparent}.cs-chat-msg--typing .cs-chat-msg__bubble{color:#64748b}.cs-chat-msg--typing .cs-chat-msg__bubble span{display:inline-block;animation:cs-blink 1.2s infinite}.cs-chat-msg--typing .cs-chat-msg__bubble span:nth-child(2){animation-delay:.2s}.cs-chat-msg--typing .cs-chat-msg__bubble span:nth-child(3){animation-delay:.4s}@keyframes cs-blink{0%,60%,to{opacity:.2}30%{opacity:1}}.cs-chat-quick{padding:0 16px 10px;display:flex;gap:6px;flex-wrap:wrap}.cs-chat-composer{border-top:1px solid rgba(0,0,0,.06);padding:10px 12px;display:flex;gap:8px;align-items:end}.cs-chat-input{flex:1;background:#f8fafc;color:#0f172a;border:1px solid rgba(0,0,0,.08);border-radius:8px;padding:9px 12px;font:inherit;resize:none;height:38px;max-height:120px}.cs-chat-input:focus{outline:none;border-color:#6366f1;background:#fff}.cs-chat-send{background:linear-gradient(135deg,#0ea5e9,#6366f1);color:#fff;border:none;border-radius:8px;padding:0 14px;height:38px;font-weight:600;cursor:pointer;font-size:13px}.cs-chat-send:disabled{opacity:.4;cursor:not-allowed}.cs-chat-foot{padding:6px 14px 10px;font-size:11px;color:#94a3b8;text-align:center}.cs-chat-foot a{color:#6366f1;text-decoration:none}.cs-chat-panel__actions{display:flex;align-items:center;gap:2px;margin-left:auto;flex-shrink:0}.cs-chat-panel__action{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:1px solid transparent;background:transparent;color:#475569;border-radius:6px;cursor:pointer;padding:0;text-decoration:none;transition:background .15s,color .15s,border-color .15s}.cs-chat-panel__action:hover{background:#0f172a0f;color:#0f172a;border-color:#0f172a14}.cs-chat-panel__action svg{display:block}.cs-chat-panel__action#cs-chat-close{color:#64748b}.cs-chat-panel__action#cs-chat-close:hover{background:#ef44441a;color:#b91c1c;border-color:#ef444433}