#ai-chatbot .ai-chat-button{
  position:fixed; right:18px; bottom:18px; z-index:9999;
  border:0; background:#0f172a; color:#fff; border-radius:999px;
  padding:14px 16px; font-size:18px; box-shadow:0 6px 20px rgba(0,0,0,.15);
  cursor:pointer;
}
#ai-chatbot .ai-chat-modal{
  position:fixed; inset:0; background:rgba(0,0,0,.35); display:grid; place-items:end right;
  padding:18px; z-index:9998;
}
#ai-chatbot .ai-chat-window{
  width:min(360px, 92vw); background:#fff; border-radius:14px; overflow:hidden; box-shadow:0 10px 30px rgba(0,0,0,.25);
  display:flex; flex-direction:column; max-height:80vh;
}
#ai-chatbot .ai-chat-header{
  display:flex; justify-content:space-between; align-items:center; padding:12px 14px; background:#f8fafc; border-bottom:1px solid #e5e7eb;
}
#ai-chatbot .ai-chat-close{ background:transparent; border:0; font-size:22px; cursor:pointer; }
#ai-chatbot .ai-chat-messages{ padding:12px; overflow:auto; flex:1; }
#ai-chatbot .msg{ margin:8px 0; }
#ai-chatbot .msg > div{ padding:10px 12px; border-radius:12px; display:inline-block; }
#ai-chatbot .msg.user > div{ background:#e2e8f0; }
#ai-chatbot .msg.bot > div{ background:#f1f5f9; }
#ai-chatbot .msg.error > div{ background:#fee2e2; color:#991b1b; }
#ai-chatbot .typing::after{ content:'⠋⠙⠹⠸⠼⠴⠦⠧⠇⠏'; animation: dot 1.5s steps(10) infinite; margin-left:8px; white-space:pre; }
@keyframes dot{ to { content:''; } }
#ai-chatbot .ai-chat-form{ display:flex; gap:8px; padding:10px; border-top:1px solid #e5e7eb; }
#ai-chatbot .ai-chat-form input{ flex:1; padding:10px 12px; border:1px solid #cbd5e1; border-radius:10px; }
#ai-chatbot .ai-chat-form button{ padding:10px 14px; border-radius:10px; border:0; background:#0f172a; color:#fff; }
#ai-chatbot .ai-chat-note{ display:block; padding:0 12px 12px; color:#64748b; font-size:12px; }