.mm-assistant{max-width:720px;margin:12px auto;background:#fff;border:1px solid #eee;border-radius:12px;box-shadow:0 6px 20px rgba(0,0,0,.06);overflow:hidden;font-family:system-ui,Arial}
.mm-header{background:#1f4aff;color:#fff;padding:10px 14px;font-weight:700}
.mm-chat{height:360px;overflow:auto;padding:10px;background:#f7f7fb}
.mm-msg{padding:8px 10px;border-radius:10px;margin:8px 0;max-width:80%}
.mm-msg.user{background:#e8f0fe;margin-left:auto}
.mm-msg.bot{background:#fff}
.mm-input{display:flex;gap:8px;padding:10px;border-top:1px solid #eee}
.mm-input input{flex:1;padding:10px;border:1px solid #ddd;border-radius:10px}
.mm-input button{padding:10px 14px;border:0;background:#1f4aff;color:#fff;border-radius:10px;cursor:pointer}
.mm-note{font-size:12px;color:#666;padding:6px 10px}