#fxnb-chat-btn{position:fixed;right:22px;bottom:22px;z-index:99990;width:58px;height:58px;border:0;border-radius:50%;background:#0f9b6b;color:#fff;font-size:25px;cursor:pointer;box-shadow:0 10px 30px #0004}
#fxnb-chat{position:fixed;right:22px;bottom:92px;z-index:99991;width:min(380px,calc(100vw - 24px));height:min(590px,calc(100vh - 120px));background:#f4f7f5;border:1px solid #29483e;border-radius:18px;box-shadow:0 18px 55px #0005;display:none;overflow:hidden;font:14px/1.48 system-ui,-apple-system,Segoe UI,sans-serif;color:#17211d}
#fxnb-chat.open{display:flex;flex-direction:column}.fxnb-head{padding:14px 16px;background:#071713;color:#fff;display:flex;justify-content:space-between;align-items:center}.fxnb-head b{font-size:15px}.fxnb-head small{color:#c9ddd5}.fxnb-close{background:none;border:0;color:#fff;font-size:22px;cursor:pointer}
#fxnb-msgs{flex:1;overflow:auto;padding:14px;background:#edf2ef}.fxnb-msg{max-width:88%;margin:8px 0;padding:11px 13px;border-radius:14px;white-space:pre-wrap;line-height:1.5;font-size:14px;color:#17211d}
.fxnb-bot{background:#fff;border:1px solid #d4dfda;color:#17211d;box-shadow:0 1px 2px #0000000d}.fxnb-user{background:#d8f3e7;color:#10231b;margin-left:auto;border:1px solid #bee5d3}.fxnb-owner{background:#e7f8ef;border:1px solid #9dd7bd;color:#0c3325}.fxnb-owner:before{content:"Developer";display:block;font-weight:800;color:#08744e;margin-bottom:4px}
.fxnb-actions{display:flex;gap:7px;flex-wrap:wrap;padding:8px 12px;background:#edf2ef;border-top:1px solid #dbe4df}.fxnb-actions button{border:1px solid #bdccc5;background:#fff;color:#183028;border-radius:999px;padding:7px 10px;cursor:pointer;font-weight:650}.fxnb-actions .human{background:#0f9b6b;color:#fff;border-color:#0f9b6b}.fxnb-actions button:disabled{opacity:.55;cursor:default}
.fxnb-form{display:flex;gap:8px;padding:10px;background:#fff;border-top:1px solid #d9e2dd}.fxnb-form textarea{flex:1;resize:none;min-height:42px;max-height:100px;background:#08110f;color:#f1f7f4;border:1px solid #263b34;border-radius:12px;padding:10px;outline:none}.fxnb-form textarea::placeholder{color:#94a39d}.fxnb-form textarea:focus{border-color:#16b77d}.fxnb-send{border:0;border-radius:12px;background:#0f9b6b;color:#fff;padding:0 14px;cursor:pointer;font-size:18px}
@media(max-width:600px){#fxnb-chat{right:12px;bottom:80px;height:72vh}#fxnb-chat-btn{right:14px;bottom:14px}}
.fxnb-quick{display:flex;gap:6px;overflow-x:auto;padding:7px 10px;background:#edf2ef;border-top:1px solid #dbe4df;scrollbar-width:thin}
.fxnb-quick button{flex:0 0 auto;border:1px solid #c8d6d0;background:#fff;color:#173028;border-radius:999px;padding:6px 9px;font-size:12px;cursor:pointer;white-space:nowrap}
.fxnb-quick button:hover{border-color:#0f9b6b;color:#08744e}
.fxnb-msg-wrap{max-width:88%;margin:8px 0}.fxnb-msg-wrap.user{margin-left:auto}.fxnb-msg-wrap .fxnb-msg{max-width:100%;margin:0}.fxnb-feedback{display:flex;gap:3px;padding:3px 5px}.fxnb-feedback button{border:0;background:transparent;opacity:.58;cursor:pointer;font-size:13px;padding:2px 4px}.fxnb-feedback button:hover{opacity:1}.fxnb-feedback.voted{opacity:.45}.fxnb-feedback button:disabled{cursor:default}