#xm-ai-fab{position:fixed;right:20px;bottom:20px;z-index:999999;width:60px;height:60px;border-radius:50%;border:0;background:var(--xm-ai-color,#2563EB);color:#fff;font-size:26px;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.3)}
#xm-ai-panel{display:none;position:fixed;right:20px;bottom:92px;width:380px;max-width:92vw;height:540px;max-height:80vh;z-index:999999;background:#fff;border-radius:18px;box-shadow:0 16px 48px rgba(0,0,0,.35);overflow:hidden;font-family:system-ui,-apple-system,sans-serif;flex-direction:column}
#xm-ai-panel.xm-ai-open{display:flex}
.xm-ai-head{background:var(--xm-ai-color,#2563EB);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}
.xm-ai-head b{font-size:16px}.xm-ai-head small{opacity:.85}
.xm-ai-head button{background:transparent;border:0;color:#fff;font-size:22px;cursor:pointer}
#xm-ai-msgs{flex:1;min-height:0;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px;background:#f8fafc}
.xm-ai-msg{max-width:85%;padding:10px 13px;border-radius:14px;font-size:14px;line-height:1.5;white-space:pre-wrap}
.xm-ai-msg.bot{background:#fff;border:1px solid #e2e8f0;align-self:flex-start;border-bottom-left-radius:4px}
.xm-ai-msg.user{background:var(--xm-ai-color,#2563EB);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.xm-ai-msg a{color:#2563EB;text-decoration:underline}
.xm-ai-msg.user a{color:#fff}
.xm-ai-src{font-size:12px;margin-top:6px}
.xm-ai-suggest{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px;border-top:1px solid #e2e8f0;background:#fff;flex-shrink:0}
.xm-ai-suggest button{border:1px solid #cbd5e1;background:#fff;border-radius:999px;padding:6px 11px;font-size:12px;cursor:pointer}
#xm-ai-leadform{display:none;padding:12px;border-top:1px solid #e2e8f0;background:#fff}
#xm-ai-leadform input,#xm-ai-leadform textarea{width:100%;box-sizing:border-box;border:1px solid #cbd5e1;border-radius:8px;padding:8px;margin-bottom:7px;font-size:14px}
#xm-ai-leadform button{background:var(--xm-ai-color,#2563EB);color:#fff;border:0;border-radius:8px;padding:9px 14px;font-weight:600;cursor:pointer}
.xm-ai-input{display:flex;gap:8px;padding:12px;border-top:1px solid #e2e8f0;background:#fff;flex-shrink:0}
#xm-ai-text{flex:1;border:1px solid #cbd5e1;border-radius:999px;padding:10px 14px;font-size:14px}
#xm-ai-send{background:var(--xm-ai-color,#2563EB);color:#fff;border:0;border-radius:50%;width:44px;height:44px;font-size:18px;cursor:pointer;flex-shrink:0}
.xm-ai-shortcode-btn{background:#2563EB;color:#fff;border:0;border-radius:999px;padding:11px 20px;font-weight:600;cursor:pointer}
@media(max-width:480px){#xm-ai-panel{right:10px;left:10px;width:auto}}