.office-ai-slot{background:var(--color-bg-page,#fff);width:100%;height:100%;min-height:0;color:var(--color-text-primary,#232425);font-family:var(--gs-font-sans,Arial, sans-serif);flex-direction:column;display:flex;overflow:hidden}.office-ext-body{flex-direction:column;flex:1;min-height:0;display:flex}.office-ext-pane{flex:1;grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr);min-width:0;min-height:0;display:grid;overflow:hidden}.office-ext-pane[hidden]{display:none!important}.office-ai-slot-collapsed{background:var(--color-bg-subtle,#f5f5f5);border-right:1px solid var(--color-border-default,#eaeaea);place-items:center;width:100%;height:100%}.office-ext-rail{width:100%;min-height:0;color:var(--color-text-secondary,#606366);cursor:pointer;background:0 0;border:none;flex:1;justify-content:center;align-items:center;padding:8px 0;transition:color .15s,background .15s;display:flex}.office-ext-rail:hover:not(:disabled){color:var(--color-text-primary,#232425);background:#0000000d}.office-ext-rail:disabled{cursor:default}.ai-dock:has(>.office-ai-slot-host){display:none!important}.sheet-body:has(>.office-ai-slot-host){grid-template-columns:minmax(0,1fr)!important}.aos-assistant{background:var(--color-bg-page,#fff);border-right:1px solid var(--color-border-strong,#d0d3d8);width:100%;height:100%;min-height:0;color:var(--color-text-primary,#232425);font-family:var(--gs-font-sans,Arial, sans-serif);flex-direction:column;display:flex;overflow:hidden}.aos-assistant-header{border-bottom:1px solid var(--color-border-default,#eaeaea);flex-shrink:0;justify-content:space-between;align-items:center;gap:8px;padding:8px 10px;font-size:13px;font-weight:600;display:flex}.aos-assistant-title{white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:6px;display:inline-flex;overflow:hidden}.aos-assistant-header-actions{align-items:center;gap:4px;min-width:0;display:flex}.aos-assistant-icon-btn{width:24px;height:24px;color:var(--color-text-secondary,#606366);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;font-size:13px;display:inline-flex}.aos-assistant-icon-btn:hover{background:var(--color-bg-subtle,#f5f5f5);color:var(--color-text-primary,#232425)}.aos-assistant-context{border-bottom:1px solid var(--color-border-default,#eaeaea);background:var(--color-bg-subtle,#f5f5f5);flex-shrink:0;min-width:0;padding:6px 10px;font-size:12px}.aos-assistant-doc{white-space:nowrap;text-overflow:ellipsis;color:var(--color-text-secondary,#606366);display:block;overflow:hidden}.aos-assistant-doc-none{color:var(--color-text-tertiary,#909499)}.aos-assistant-chat{flex-direction:column;flex:1;gap:8px;min-height:0;padding:10px 12px;display:flex;overflow-y:auto}.aos-assistant-empty{text-align:center;color:var(--color-text-secondary,#606366);margin:auto;padding:16px}.aos-assistant-empty-title{color:var(--color-text-primary,#232425);margin-bottom:6px;font-size:14px;font-weight:600}.aos-assistant-empty-body{font-size:12px;line-height:1.5}.aos-assistant-msg{overflow-wrap:break-word;border-radius:10px;max-width:92%;padding:7px 10px;font-size:13px;line-height:1.5}.aos-assistant-msg-user{background:var(--accent-primary,#c43e1c);color:#fff;align-self:flex-end}.aos-assistant-msg-assistant{background:var(--color-bg-subtle,#f5f5f5);color:var(--color-text-primary,#232425);border:1px solid var(--color-border-default,#eaeaea);align-self:flex-start}.aos-assistant-typing{color:var(--color-text-tertiary,#909499);align-self:flex-start;font-size:12px}.aos-assistant-typing-dots{vertical-align:2px;font-size:8px}.aos-assistant-composer{border-top:1px solid var(--color-border-default,#eaeaea);flex-shrink:0;padding:8px 10px 10px}.aos-assistant-composer textarea{box-sizing:border-box;resize:none;border:1px solid var(--color-border-strong,#d0d3d8);background:var(--color-bg-page,#fff);width:100%;color:var(--color-text-primary,#232425);font:inherit;border-radius:8px;padding:8px 10px;font-size:13px;line-height:1.4}.aos-assistant-composer textarea:focus{outline:2px solid var(--accent-primary,#c43e1c);outline-offset:-1px}.aos-assistant-composer-footer{justify-content:space-between;align-items:center;gap:8px;margin-top:6px;display:flex}.aos-assistant-hint{color:var(--color-text-tertiary,#909499);font-size:11px}.aos-assistant-send{background:var(--accent-primary,#c43e1c);color:#fff;cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;display:inline-flex}.aos-assistant-send:disabled{opacity:.4;cursor:default}.aos-assistant-stop{background:var(--color-text-primary,#232425)}.aos-assistant-model-picker{min-width:0;position:relative}.aos-assistant-model-picker-trigger{border:1px solid var(--color-border-default,#eaeaea);background:var(--color-bg-page,#fff);max-width:140px;color:var(--color-text-secondary,#606366);font:inherit;cursor:pointer;border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:12px;font-weight:400;display:inline-flex}.aos-assistant-model-picker-label{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.aos-assistant-model-picker-menu{z-index:30;border:1px solid var(--color-border-default,#eaeaea);background:var(--color-bg-page,#fff);border-radius:8px;min-width:180px;max-width:240px;max-height:260px;padding:4px;position:absolute;top:calc(100% + 4px);right:0;overflow-y:auto;box-shadow:0 6px 24px #0000001f}.aos-assistant-model-picker-option{width:100%;color:var(--color-text-primary,#232425);font:inherit;text-align:left;cursor:pointer;background:0 0;border:none;border-radius:5px;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px;font-size:12px;display:flex}.aos-assistant-model-picker-option:hover{background:var(--color-bg-subtle,#f5f5f5)}.aos-assistant-model-picker-option.active{background:var(--color-bg-subtle,#f5f5f5);font-weight:600}.aos-assistant-model-picker-provider{color:var(--color-text-tertiary,#909499);font-size:11px}