.nyxon-chatbot-mount--auto{position:fixed;right:18px;bottom:18px;z-index:999999;}
.nyxon-chat{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;}
.nyxon-chat__fab{
  width:56px;height:56px;border-radius:16px;border:0;cursor:pointer;
  box-shadow:0 10px 30px rgba(0,0,0,.18);
  background:#111827;color:#fff;font-size:22px;
}
.nyxon-chat__panel{
  width:360px;max-width:calc(100vw - 36px);
  height:520px;max-height:calc(100vh - 120px);
  margin-bottom:12px;border-radius:18px;overflow:hidden;
  box-shadow:0 18px 48px rgba(0,0,0,.22);
  background:#fff;display:none;flex-direction:column;
}
.nyxon-chat__header{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 12px;background:#0b1220;color:#fff;
}
.nyxon-chat__title{font-weight:700;font-size:14px;letter-spacing:.2px}
.nyxon-chat__close{
  border:0;background:transparent;color:#fff;font-size:16px;cursor:pointer;
  width:36px;height:36px;border-radius:10px;
}
.nyxon-chat__close:hover{background:rgba(255,255,255,.08)}
.nyxon-chat__body{flex:1;padding:12px;overflow:auto;background:#f6f7fb}
.nyxon-chat__footer{
  display:flex;gap:8px;padding:10px;border-top:1px solid #e6e8ef;background:#fff;
}
.nyxon-chat__input{
  flex:1;border:1px solid #d7dbe7;border-radius:12px;padding:10px 12px;outline:none;
}
.nyxon-chat__send{
  border:0;border-radius:12px;padding:10px 12px;cursor:pointer;
  background:#111827;color:#fff;font-weight:600;
}
.nyxon-chat__hint{padding:8px 12px;font-size:11px;color:#6b7280;border-top:1px solid #f0f2f7;background:#fff}
.nyxon-chat__msg{display:flex;margin:8px 0}
.nyxon-chat__msg--user{justify-content:flex-end}
.nyxon-chat__msg--assistant{justify-content:flex-start}
.nyxon-chat__bubble{
  max-width:78%;
  padding:10px 12px;border-radius:14px;line-height:1.35;font-size:13px;
  box-shadow:0 6px 18px rgba(0,0,0,.06);
}
.nyxon-chat__msg--user .nyxon-chat__bubble{background:#111827;color:#fff;border-bottom-right-radius:6px}
.nyxon-chat__msg--assistant .nyxon-chat__bubble{background:#fff;color:#111827;border-bottom-left-radius:6px}
.nyxon-chat__typing{opacity:.75}