#ai-tour-chat-button{position:fixed;right:18px;bottom:18px;z-index:9998;width:56px;height:56px;border-radius:50%;border:0;background:#1677ff;color:#fff;font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.22);cursor:pointer;font-family:Arial,sans-serif}#ai-tour-chat-panel{position:fixed;right:18px;bottom:86px;z-index:9998;width:360px;max-width:calc(100vw - 36px);height:520px;max-height:calc(100vh - 110px);display:none;flex-direction:column;background:#fff;border-radius:18px;overflow:hidden;box-shadow:0 18px 60px rgba(0,0,0,.28);font-family:Arial,sans-serif}#ai-tour-chat-panel.open{display:flex}.ai-tour-chat-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:#1677ff;color:#fff}.ai-tour-chat-title{font-weight:800}.ai-tour-chat-subtitle{font-size:12px;opacity:.9;margin-top:2px}.ai-tour-chat-close{border:0;background:rgba(255,255,255,.18);color:#fff;border-radius:9px;width:30px;height:30px;cursor:pointer}.ai-tour-chat-messages{flex:1;padding:14px;overflow:auto;background:#f6f8fb}.ai-tour-msg{margin:0 0 12px;display:flex}.ai-tour-msg.user{justify-content:flex-end}.ai-tour-bubble{max-width:88%;padding:10px 12px;border-radius:14px;background:#fff;color:#1f2937;line-height:1.4;font-size:14px;white-space:pre-wrap;box-shadow:0 1px 2px rgba(0,0,0,.06)}.ai-tour-msg.user .ai-tour-bubble{background:#1677ff;color:#fff}.ai-tour-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.ai-tour-marker-card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:10px;margin-top:8px}.ai-tour-marker-name{font-weight:800;margin-bottom:4px}.ai-tour-marker-meta{font-size:12px;color:#6b7280;margin-bottom:8px}.ai-tour-action-btn{border:0;border-radius:999px;background:#eef5ff;color:#0b63ce;padding:7px 10px;font-size:12px;font-weight:700;cursor:pointer}.ai-tour-action-btn:hover{background:#dcecff}.ai-tour-chat-input{display:flex;gap:8px;padding:12px;background:#fff;border-top:1px solid #e5e7eb}.ai-tour-chat-input input{flex:1;border:1px solid #d1d5db;border-radius:999px;padding:11px 13px;outline:none}.ai-tour-chat-input button{border:0;border-radius:999px;background:#1677ff;color:#fff;font-weight:800;padding:0 16px;cursor:pointer}.ai-tour-quick{display:flex;gap:8px;flex-wrap:wrap;padding:10px 12px;border-top:1px solid #eef2f7;background:#fff}.ai-tour-quick button{border:1px solid #dbeafe;background:#eff6ff;color:#1d4ed8;border-radius:999px;padding:7px 9px;font-size:12px;cursor:pointer}@media(max-width:600px){#ai-tour-chat-panel{left:10px;right:10px;bottom:78px;width:auto;height:70vh}#ai-tour-chat-button{right:14px;bottom:14px}}