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var(--feishu-blue);--chat-avatar-ai: var(--feishu-blue);--chat-avatar-ai-fg: #fff;--chat-avatar-me: #dbe7ff;--chat-avatar-me-fg: var(--feishu-blue);--chat-bubble-me: var(--feishu-blue);--chat-bubble-me-fg: #fff;--chat-bubble-ai: #fff;--chat-bubble-ai-fg: var(--ink);--chat-bubble-ai-bd: var(--line);--chat-copy: var(--muted);--chat-copy-hover: var(--feishu-blue);--chat-compose: #fff;--chat-input: #f7f8fa;--chat-input-fg: var(--ink);--chat-placeholder: #8f959e;--chat-focus: var(--feishu-blue);--chat-send: var(--feishu-blue);--chat-send-fg: #fff;--chat-send-hover: var(--feishu-blue-hover);--chat-send-off: #e8e9ed;--chat-send-off-fg: #8f959e;--chat-tag: var(--feishu-blue-soft);--chat-tag-fg: var(--feishu-blue);--chat-menu: #fff;--chat-menu-bd: var(--line);--chat-menu-hover: var(--feishu-blue-soft);--chat-fab: var(--feishu-blue);--chat-fab-hover: var(--feishu-blue-hover);--chat-fab-fg: #fff;--chat-shadow: 0 18px 40px rgba(31, 35, 41, .14);--chat-panel-bd: var(--line);--chat-scheme: light;--chat-del-hover-bg: var(--danger-soft);--chat-del-hover-fg: var(--danger)}.chat-dock.is-dark{--chat-bg: #161616;--chat-fg: #eceae6;--chat-muted: #8a8780;--chat-line: rgba(255, 255, 255, .08);--chat-soft: #1c1c1c;--chat-hd: #161616;--chat-mark: #f4f1ea;--chat-mark-fg: #161616;--chat-chip: rgba(255, 255, 255, .06);--chat-chip-fg: #a8a59e;--chat-btn: #c4c1ba;--chat-btn-hover: rgba(255, 255, 255, .08);--chat-btn-hover-fg: #f4f1ea;--chat-item: #1c1c1c;--chat-item-on: #252525;--chat-title: #eceae6;--chat-empty-mark: #f4f1ea;--chat-empty-mark-fg: #161616;--chat-avatar-ai: #f4f1ea;--chat-avatar-ai-fg: #161616;--chat-avatar-me: #2a2a2a;--chat-avatar-me-fg: #eceae6;--chat-bubble-me: #f4f1ea;--chat-bubble-me-fg: #161616;--chat-bubble-ai: #1f1f1f;--chat-bubble-ai-fg: #eceae6;--chat-bubble-ai-bd: rgba(255, 255, 255, .06);--chat-copy: #8a8780;--chat-copy-hover: #eceae6;--chat-compose: #161616;--chat-input: #1c1c1c;--chat-input-fg: #eceae6;--chat-placeholder: #7a7873;--chat-focus: rgba(255, 255, 255, .16);--chat-send: #f4f1ea;--chat-send-fg: #161616;--chat-send-hover: #fff;--chat-send-off: #2a2a2a;--chat-send-off-fg: #6a6864;--chat-tag: #252525;--chat-tag-fg: #d8d5ce;--chat-menu: #1c1c1c;--chat-menu-bd: rgba(255, 255, 255, .08);--chat-menu-hover: #252525;--chat-fab: #171717;--chat-fab-hover: #2a2a2a;--chat-fab-fg: #f4f1ea;--chat-shadow: 0 24px 48px rgba(0, 0, 0, .28);--chat-panel-bd: rgba(255, 255, 255, .08);--chat-scheme: dark;--chat-del-hover-bg: rgba(245, 74, 69, .16);--chat-del-hover-fg: #f7a8a4}.chat-fab{position:fixed;right:20px;bottom:20px;z-index:40;width:48px;height:48px;padding:0;border-radius:50%;background:var(--chat-fab);box-shadow:var(--chat-shadow)}button.chat-fab:hover,button.chat-fab:active{background:var(--chat-fab-hover)}.chat-fab .btn-icon{width:20px;height:20px;color:var(--chat-fab-fg)}.chat-panel{position:fixed;right:20px;bottom:20px;z-index:40;width:min(var(--chat-w),calc(100vw - 24px));height:min(580px,calc(100vh - 40px));display:flex;flex-direction:column;overflow:hidden;color:var(--chat-fg);color-scheme:var(--chat-scheme);background:var(--chat-bg);border:1px solid var(--chat-panel-bd);border-radius:16px;box-shadow:var(--chat-shadow)}.chat-panel.is-expanded{top:0;right:0;bottom:0;left:var(--sidebar-w);width:auto;height:auto;border-radius:0;border-width:0 0 0 1px;box-shadow:none}.chat-hd{display:flex;align-items:center;gap:10px;padding:12px 12px 12px 14px;border-bottom:1px solid var(--chat-line);background:var(--chat-hd);color:var(--chat-fg);flex:none}.chat-hd.is-draggable{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none}.chat-panel.is-dragging .chat-hd.is-draggable{cursor:grabbing}.chat-hd-mark{width:28px;height:28px;border-radius:8px;background:var(--chat-mark);color:var(--chat-mark-fg);display:grid;place-items:center;flex:none}.chat-hd-mark .btn-icon{width:15px;height:15px;color:var(--chat-mark-fg)}.chat-hd-copy{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.chat-hd-copy b{font-size:14px;line-height:20px;color:var(--chat-title);font-weight:550}.chat-chip{width:fit-content;max-width:100%;padding:0 6px;height:18px;border-radius:4px;background:var(--chat-chip);color:var(--chat-chip-fg);font-size:11px;line-height:18px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-icon-btn{height:28px;padding:0 8px;border:0;background:transparent;color:var(--chat-btn);font-weight:400;flex:none;cursor:pointer;touch-action:manipulation}.chat-icon-btn .btn-icon{width:15px;height:15px;color:currentColor}.chat-tool-btn{width:28px;padding:0}.chat-icon-btn:hover,.chat-icon-btn:active{background:var(--chat-btn-hover);color:var(--chat-btn-hover-fg)}.chat-icon-btn:disabled{opacity:.38;color:var(--chat-muted)}.chat-history{flex:1;min-height:0;overflow:auto;padding:8px;background:var(--chat-soft);overscroll-behavior:contain}.chat-history-item{display:flex;align-items:center;gap:8px;width:100%;padding:10px 8px 10px 12px;border:0;border-radius:10px;background:var(--chat-item);margin-bottom:6px;text-align:left;cursor:pointer;box-shadow:none}.chat-history-item:hover,.chat-history-item.on{background:var(--chat-item-on)}.chat-history-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.chat-history-main b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:550;color:var(--chat-title)}.chat-history-main span{color:var(--chat-muted);font-size:12px}.chat-history-del{flex:none;height:24px;padding:0 8px;border:0;border-radius:6px;background:transparent;color:var(--chat-muted);font-size:12px;font-weight:400}.chat-history-del:hover,.chat-history-del:active{background:var(--chat-del-hover-bg);color:var(--chat-del-hover-fg)}.chat-body{flex:1;min-height:0;overflow:auto;padding:16px 14px;display:flex;flex-direction:column;gap:10px;background:var(--chat-soft);overscroll-behavior:contain}.chat-empty{margin:28px auto 0;padding:12px;text-align:center;color:var(--chat-muted)}.chat-empty-mark{width:40px;height:40px;margin:0 auto 10px;border-radius:12px;background:var(--chat-empty-mark);color:var(--chat-empty-mark-fg);display:grid;place-items:center}.chat-empty-mark .btn-icon{width:18px;height:18px;color:var(--chat-empty-mark-fg)}.chat-empty b{display:block;color:var(--chat-title);font-size:14px;margin-bottom:4px}.chat-empty p{margin:0;font-size:12px;line-height:18px}.chat-msg{display:flex;flex-direction:row;align-items:flex-start;gap:8px;max-width:92%}.chat-msg.user{align-self:flex-end;flex-direction:row-reverse}.chat-msg.assistant{align-self:flex-start}.chat-avatar{width:28px;height:28px;border-radius:50%;flex:none;display:grid;place-items:center;font-size:12px;font-weight:650;line-height:1;margin-top:2px}.chat-avatar .btn-icon{width:14px;height:14px}.chat-avatar.assistant{background:var(--chat-avatar-ai);color:var(--chat-avatar-ai-fg)}.chat-avatar.user{background:var(--chat-avatar-me);color:var(--chat-avatar-me-fg)}.chat-msg-main{display:flex;flex-direction:column;gap:4px;min-width:0}.chat-msg.user .chat-msg-main{align-items:flex-end}.chat-bubble{padding:9px 12px;border-radius:14px;white-space:pre-wrap;word-break:break-word;font-size:13px;line-height:1.55;-webkit-user-select:text;user-select:text;cursor:text}.chat-copy{align-self:flex-start;height:22px;padding:0 4px;border:0;background:transparent;color:var(--chat-copy);font-size:12px;font-weight:400;gap:4px}.chat-copy .btn-icon{width:13px;height:13px}.chat-copy:hover,.chat-copy:active{color:var(--chat-copy-hover);background:transparent}.chat-msg.user .chat-bubble{background:var(--chat-bubble-me);color:var(--chat-bubble-me-fg);border-bottom-right-radius:4px}.chat-msg.assistant .chat-bubble{background:var(--chat-bubble-ai);color:var(--chat-bubble-ai-fg);border:1px solid var(--chat-bubble-ai-bd);border-bottom-left-radius:4px}.chat-msg .err{margin:0;font-size:12px}.chat-compose{display:flex;flex-direction:column;gap:8px;align-items:stretch;padding:10px 12px 12px;background:var(--chat-compose);border-top:1px solid var(--chat-line)}.chat-ref-chips{display:flex;flex-wrap:wrap;gap:6px}.chat-ref-chip{display:inline-flex;align-items:center;gap:2px;max-width:100%;height:24px;padding:0 4px 0 8px;border-radius:6px;background:var(--chat-tag);color:var(--chat-tag-fg);font-size:12px;line-height:24px}.chat-ref-chip em{min-width:0;overflow:hidden;font-style:normal;font-weight:500;text-overflow:ellipsis;white-space:nowrap}.chat-ref-x{flex:none;height:18px;min-width:18px;padding:0;border:0;border-radius:4px;background:transparent;color:var(--chat-tag-fg);font-size:14px;font-weight:500;line-height:18px}.chat-ref-x:hover,.chat-ref-x:active{background:var(--chat-bg);color:var(--chat-fg)}.chat-compose-row{display:flex;gap:8px;align-items:flex-end}.chat-input-wrap{position:relative;flex:1;min-width:0}.chat-compose textarea{display:block;width:100%;height:40px;min-height:40px;max-height:120px;padding:8px 12px;resize:none;line-height:22px;border-radius:10px;background:var(--chat-input);color:var(--chat-input-fg);border-color:transparent;overflow:hidden}.chat-compose textarea::placeholder{color:var(--chat-placeholder)}.chat-at-menu{position:absolute;left:0;right:0;bottom:calc(100% + 6px);z-index:6;max-height:240px;overflow-y:auto;padding:4px 0;background:var(--chat-menu);border:1px solid var(--chat-menu-bd);border-radius:10px;box-shadow:var(--chat-shadow)}.chat-at-empty{margin:0;padding:10px 12px;color:var(--chat-muted);font-size:12px}.chat-at-item{display:flex;flex-direction:column;align-items:flex-start;gap:2px;width:100%;height:auto;padding:8px 12px;border:0;border-radius:0;background:transparent;color:var(--chat-fg);text-align:left;font-weight:400}.chat-at-item:hover,.chat-at-item:active,.chat-at-item.on{background:var(--chat-menu-hover);color:var(--chat-title)}.chat-at-item b{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:550}.chat-at-item span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--chat-muted);font-size:12px;font-weight:400}.chat-compose textarea:not(:placeholder-shown){overflow-y:auto}.chat-compose textarea:focus{background:var(--chat-bg);border-color:var(--chat-focus);outline:none}.chat-send{flex:none;height:40px;min-width:64px;border-radius:10px;background:var(--chat-send);color:var(--chat-send-fg)}.chat-mic{flex:none;width:40px;height:40px;padding:0;border-radius:10px;background:var(--chat-input);color:var(--chat-fg);touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.chat-mic .btn-icon{width:18px;height:18px;color:currentColor}button.chat-mic:hover,button.chat-mic:active{background:var(--chat-btn-hover);color:var(--chat-btn-hover-fg)}button.chat-mic.on,button.chat-mic.on:hover,button.chat-mic.on:active{background:var(--chat-send);color:var(--chat-send-fg)}button.chat-mic:disabled{background:var(--chat-send-off);color:var(--chat-send-off-fg)}button.chat-send:hover,button.chat-send:active{background:var(--chat-send-hover);color:var(--chat-send-fg)}button.chat-send:disabled{background:var(--chat-send-off);color:var(--chat-send-off-fg)}.chat-send.is-stop,button.chat-send.is-stop:hover,button.chat-send.is-stop:active{background:var(--danger-soft);color:var(--danger)}.chat-send.is-stop:hover,.chat-send.is-stop:active{background:#f8d0ce;color:var(--danger)}@media(max-width:1023px){html.chat-open,html.chat-open body,html.chat-open #app{overflow:hidden;overflow-x:hidden;height:100%;height:100dvh;max-width:100%;overscroll-behavior:none}.chat-mode-btn{display:none}.chat-fab{right:max(12px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom))}.chat-panel,.chat-panel.is-expanded,.chat-panel.is-moved{top:var(--chat-vv-top, 0px)!important;left:var(--chat-vv-left, 0px)!important;right:auto!important;bottom:auto!important;width:var(--chat-vv-width, 100%)!important;height:var(--chat-vv-height, 100dvh)!important;max-width:100%!important;max-height:var(--chat-vv-height, 100dvh)!important;border-radius:0;border:0;box-shadow:none;padding:0;z-index:50;overflow-x:hidden}.chat-hd{min-width:0;padding-top:max(12px,env(safe-area-inset-top,0px))}.chat-compose{min-width:0;padding-bottom:max(12px,env(safe-area-inset-bottom,0px))}.chat-compose textarea{font-size:16px;line-height:22px}}