.ba-root{position:fixed;right:16px;bottom:16px;z-index:50;font:14px -apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;--ba-accent:#b8502f;--ba-accent-hover:#9e4527;--ba-ink:#1f2430;--ba-muted:#6b7280;--ba-line:#ececf0;--ba-field-border:#dfe1e6;--ba-surface:#ffffff;--ba-radius:12px;--ba-radius-lg:16px}.ba-launcher{display:flex;align-items:center;justify-content:center;width:48px;height:48px;padding:0;border:none;background:none;cursor:pointer;filter:drop-shadow(0 3px 6px rgba(17,24,39,.3)) drop-shadow(0 1px 2px rgba(17,24,39,.22));transition:transform .15s ease,filter .15s ease}.ba-launcher:hover{transform:translateY(-1px) scale(1.04)}.ba-launcher:active{transform:translateY(0) scale(1)}.ba-launcher img,.ba-launcher svg{display:block}.ba-panel{position:relative;display:flex;flex-direction:column;width:360px;height:470px;max-height:calc(100vh - 32px);max-width:calc(100vw - 32px);background:var(--ba-surface);color:var(--ba-ink);border:1px solid var(--ba-line);border-radius:var(--ba-radius-lg);overflow:hidden;box-shadow:0 16px 48px rgba(17,24,39,.18),0 2px 8px rgba(17,24,39,.08);transform-origin:bottom right;animation:ba-pop .16s cubic-bezier(.16,1,.3,1)}@keyframes ba-pop{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}.ba-header{gap:10px;padding:0 12px;height:40px;flex:none;background:#fbfbfd;border-bottom:1px solid var(--ba-line);-webkit-user-select:none;-moz-user-select:none;user-select:none}.ba-header,.ba-lights{display:flex;align-items:center}.ba-lights{gap:8px}.ba-light{width:12px;height:12px;border-radius:50%;border:none;padding:0;box-shadow:inset 0 0 0 .5px rgba(0,0,0,.14)}.ba-light-red{background:#ff5f57;cursor:pointer}.ba-light-green{background:#28c840}.ba-chip{flex:1;min-width:0;font-size:12px;color:var(--ba-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:center}.ba-messages{flex:1;overflow-y:auto;padding:14px 12px;gap:10px;overscroll-behavior:contain}.ba-empty,.ba-messages{display:flex;flex-direction:column}.ba-empty{margin:auto;width:100%;max-width:300px;gap:12px;padding:0 4px}.ba-empty-title{margin:0;text-align:center;color:var(--ba-ink);font-size:15px;font-weight:600}.ba-empty-sub{margin:0;text-align:center;color:var(--ba-muted);font-size:12.5px}.ba-suggestions{display:flex;flex-direction:column;gap:8px}.ba-suggest{display:flex;align-items:center;gap:10px;width:100%;padding:11px 13px;border:1px solid var(--ba-field-border);border-radius:var(--ba-radius);background:#fff;color:var(--ba-ink);font:inherit;font-size:13.5px;text-align:left;cursor:pointer;transition:background .12s ease,border-color .12s ease,transform .06s ease}.ba-suggest:hover{background:#f7f8fa;border-color:#cfd3da}.ba-suggest:active{transform:translateY(1px)}.ba-suggest:disabled{opacity:.5;cursor:default}.ba-suggest-emoji{font-size:15px;line-height:1}.ba-msg{padding:8px 12px;border-radius:var(--ba-radius-lg);font-size:13.5px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.ba-user{background:var(--ba-accent);color:#fff;align-self:flex-end;max-width:85%;border-bottom-right-radius:5px}.ba-assistant{background:#f3f4f6;color:var(--ba-ink);align-self:flex-start;max-width:92%;border-bottom-left-radius:5px}.ba-err{background:#fdecea;color:#b3261e}.ba-thinking{color:var(--ba-muted);font-style:italic}.ba-dots span{animation:ba-blink 1.4s infinite both}.ba-dots span:nth-child(2){animation-delay:.2s}.ba-dots span:nth-child(3){animation-delay:.4s}@keyframes ba-blink{0%,80%,to{opacity:0}40%{opacity:1}}.ba-md p{margin:0 0 8px}.ba-md>:last-child{margin-bottom:0}.ba-md ol,.ba-md ul{margin:4px 0 8px;padding-left:20px}.ba-md li{margin:2px 0}.ba-md li::marker{color:var(--ba-muted)}.ba-md strong{font-weight:600}.ba-md a{color:var(--ba-accent);text-decoration:underline}.ba-md code{background:rgba(0,0,0,.06);padding:1px 5px;border-radius:6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}.ba-inputbar{padding:10px 12px;border-top:1px solid var(--ba-line)}.ba-field{display:flex;align-items:flex-end;gap:8px;border:1px solid var(--ba-field-border);border-radius:var(--ba-radius);background:#fff;padding:8px 10px;transition:border-color .12s ease,box-shadow .12s ease}.ba-field:focus-within{border-color:var(--ba-accent);box-shadow:0 0 0 3px rgba(184,80,47,.16)}.ba-field textarea{width:100%;resize:none;min-height:24px;max-height:120px;overflow-y:auto;border:none;outline:none;background:transparent;padding:0;font:inherit;line-height:1.45;color:var(--ba-ink)}.ba-field textarea::-moz-placeholder{color:#9aa1ad}.ba-field textarea::placeholder{color:#9aa1ad}.ba-send{flex:none;width:30px;height:30px;border-radius:50%;border:none;background:var(--ba-accent);color:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:background .12s ease,transform .06s ease}.ba-send:not(:disabled):hover{background:var(--ba-accent-hover)}.ba-send:not(:disabled):active{transform:scale(.94)}.ba-send:disabled{background:#eceef1;color:#b3b9c2;cursor:default}.ba-footnote{margin:8px 2px 0;text-align:center;font-size:11px;color:var(--ba-muted)}