.orcaterm-ai-composer {
  position: relative;
}

.orcaterm-ai-composer-resize-shell {
  position: relative;
  width: 100%;
}

.orcaterm-ai-composer-resize-shell.is-resizable .chat-ui-sender__form-main {
  height: var(--orcaterm-ai-composer-editor-height);
  min-height: var(--orcaterm-ai-composer-editor-height) !important;
  max-height: var(--orcaterm-ai-composer-editor-height) !important;
  overflow: hidden auto;
}

.orcaterm-ai-composer-resize-shell.is-resizable .chat-ui-rich-input__editor {
  min-height: var(--orcaterm-ai-composer-editor-height) !important;
  box-sizing: border-box;
}

/*
 * 高度变化一律不走过渡。
 * cloud-chat-ui 给 .chat-ui-sender__form-main 自带
 * `transition: min-height .3s ease-out, max-height .3s ease-out`，
 * 而输入框高度正是靠 min/max-height 驱动的：拖拽时会 300ms 地追光标，
 * 打字自适应增高时也会慢半拍。两处都不需要补间，直接关掉。
 */
.orcaterm-ai-composer-resize-shell .chat-ui-sender__form-main {
  transition: none !important;
}

.orcaterm-ai-composer-resize-handle {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  /* 抓手本体只有 4px，靠这一层把命中区放大到 12px，否则很难点中 */
  height: 12px;
  cursor: ns-resize;
  transform: translateY(-50%);
  touch-action: none;
  user-select: none;
}

.orcaterm-ai-composer-resize-handle::after {
  width: 48px;
  height: 4px;
  border-radius: 999px;
  background: var(--tea-color-text-placeholder, #909399);
  content: '';
  opacity: 0;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

/* 平时隐藏，hover 或拖拽中才显形，避免在输入框上留下一条无意义的横线。
   拖拽态挂在把手自身（.is-dragging）：把手可能被 portal 到输入框之外，
   此时已不在 .orcaterm-ai-composer-resize-shell 内。 */
.orcaterm-ai-composer-resize-handle:hover::after,
.orcaterm-ai-composer-resize-handle.is-dragging::after {
  opacity: 1;
}

.orcaterm-ai-composer-resize-handle.is-dragging::after {
  transform: scaleX(1.15);
}

.orcaterm-ai-composer__toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.orcaterm-ai-composer__toolbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.orcaterm-ai-composer__toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

/* 工具栏扩展图标按钮（附件等），与 ChatSender 自带按钮保持同一视觉尺寸 */
.orcaterm-ai-composer__icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: var(--tea-color-text-secondary, #aaa);
  cursor: pointer;
  background: transparent;
  border: 0;
}

.orcaterm-ai-composer__icon-btn:hover {
  color: var(--tea-color-text-primary, #f3f3f3);
}

.orcaterm-ai-composer__icon-btn svg {
  width: 16px;
  height: 16px;
}

/*
 * 附件缩略图区：位于输入区上方，与正文编辑区分层展示。
 *
 * 左右缩进跟随正文编辑区的横向 padding（会话页 18px / 首页 22px，见 CenterPane.css），
 * 由宿主通过 --orcaterm-ai-composer-inline-padding 注入，默认取 18px 兜底；
 * 否则托盘会紧贴输入卡左边框。
 */
.orcaterm-ai-attachment-tray {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px var(--orcaterm-ai-composer-inline-padding, 18px) 4px;
}

.orcaterm-ai-attachment {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 180px;
  height: 28px;
  padding: 0 22px 0 3px;
  color: var(--tea-color-text-primary, #f3f3f3);
  background: rgb(255 255 255 / 6%);
  border: 1px solid transparent;
  border-radius: 6px;
}

.orcaterm-ai-attachment.is-error {
  border-color: var(--tea-color-error, #e54545);
}

.orcaterm-ai-attachment__thumb {
  width: 22px;
  height: 22px;
  object-fit: cover;
  border-radius: 4px;
  background: rgb(255 255 255 / 8%);
}

.orcaterm-ai-attachment__name {
  overflow: hidden;
  font-size: 12px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.orcaterm-ai-attachment__spinner {
  flex: none;
  width: 10px;
  height: 10px;
  border: 1.5px solid var(--tea-color-text-weak, #777);
  border-top-color: transparent;
  border-radius: 50%;
  animation: orcaterm-ai-attachment-spin 0.7s linear infinite;
}

@keyframes orcaterm-ai-attachment-spin {
  to {
    transform: rotate(360deg);
  }
}

.orcaterm-ai-attachment__remove {
  position: absolute;
  top: 50%;
  right: 3px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  padding: 0;
  color: var(--tea-color-text-primary, #f3f3f3);
  cursor: pointer;
  background: rgb(255 255 255 / 14%);
  border: 0;
  border-radius: 3px;
  transform: translateY(-50%);
}

.orcaterm-ai-attachment__remove svg {
  width: 10px;
  height: 10px;
  stroke-width: 2.2;
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-attachment {
  color: var(--orcaterm-color-text-primary);
  background: var(--orcaterm-color-bg-tool-card-inset);
  border-color: var(--orcaterm-color-border);
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-attachment__remove {
  color: var(--orcaterm-color-text-secondary);
  background: var(--orcaterm-color-bg-hover-medium);
}

.orcaterm-ai-context-picker {
  width: 100%;
  min-width: 360px;
  overflow: hidden;
  font-size: var(--orcaterm-ai-context-font-size, 14px);
}

.orcaterm-ai-context-picker .tea-list__item,
.orcaterm-ai-context-picker .tea-text,
.orcaterm-ai-context-picker .tea-input,
.orcaterm-ai-context-picker .tea-tree {
  font-size: inherit;
}

.orcaterm-ai-context-picker__header {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.orcaterm-ai-context-picker__header .tea-searchbox {
  flex: 1;
  min-width: 120px;
}

.orcaterm-ai-context-picker__header .tea-input {
  flex: 1;
  min-width: 120px;
}

.orcaterm-ai-context-picker__body {
  height: 320px;
  padding: 4px 8px 8px;
  overflow-y: auto;
}

.orcaterm-ai-context-picker__state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 120px;
}

.orcaterm-ai-context-source,
.orcaterm-ai-context-node {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.orcaterm-ai-context-picker .tea-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.orcaterm-ai-context-source__icon {
  display: inline-flex;
  flex: 0 0 20px;
  align-items: center;
  justify-content: center;
}

.orcaterm-ai-context-source__text,
.orcaterm-ai-context-node__text {
  display: flex;
  flex: 1;
  min-width: 0;
  flex-direction: column;
}

.orcaterm-ai-context-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  max-width: 220px;
  margin: 0 2px;
  height: 20px;
  padding: 0 6px 0 2px;
  color: var(--tea-color-text-primary, #f3f3f3);
  border: 0;
  border-radius: 4px;
  background: rgb(255 255 255 / 6%);
  font-size: 12px;
  line-height: 20px;
  vertical-align: middle;
  user-select: none;
}

.orcaterm-ai-context-chip__remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  padding: 0;
  border: 0;
  border-radius: 3px;
  color: var(--tea-color-text-primary, #f3f3f3);
  background: rgb(255 255 255 / 14%);
  cursor: pointer;
}

.orcaterm-ai-context-chip__remove svg,
.orcaterm-ai-context-chip__icon svg {
  width: 11px;
  height: 11px;
  stroke-width: 2.2;
}

.orcaterm-ai-context-chip__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  color: var(--orcaterm-context-chip-color, var(--tea-color-text-secondary, #666));
  background: var(--orcaterm-context-chip-bg, rgb(255 255 255 / 10%));
  border-radius: 3px;
}

.orcaterm-ai-context-chip__label,
.orcaterm-ai-context-chip__extension {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.orcaterm-ai-context-chip__label {
  color: var(--tea-color-text-primary, #f3f3f3);
}

.orcaterm-ai-context-chip__extension {
  flex: none;
  color: var(--tea-color-text-weak, #777);
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-context-chip {
  color: var(--orcaterm-color-text-primary);
  background: var(--orcaterm-color-bg-tool-card-inset);
  border: 1px solid var(--orcaterm-color-border);
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-context-chip__remove {
  color: var(--orcaterm-color-text-secondary);
  background: var(--orcaterm-color-bg-hover-medium);
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-context-chip__icon {
  background: var(--orcaterm-color-bg-hover-row);
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-context-chip__label {
  color: var(--orcaterm-color-text-primary);
}

.tea-2_8_5-scope.orcaterm-agent-ui-root.is-light .orcaterm-ai-context-chip__extension {
  color: var(--orcaterm-color-text-secondary);
}

/*
 * 「添加上下文」面板：渲染在 AiComposer 的 topExtra 行里 —— 输入卡内、输入区
 * 正上方，属于普通文档流，打开时占掉一行把输入区往下推。
 *
 * 这层类名与变量最初是为「浮层挂到输入框容器之外」准备的；面板改成行内渲染后
 * 宿主变量本可直接继承，这里保留是为了让两种挂载方式下的外观保持一致。
 */
.orcaterm-ai-context-overlay {
  /* 面板内容不依赖宿主的暗色 Tea 变量继承，自带一套与其对齐的变量。 */
  --tea-color-text-primary: var(--tea-color-palette-white-90, #f3f3f3);
  --tea-color-text-secondary: var(--tea-color-palette-white-70, rgb(255 255 255 / 70%));
  --tea-color-text-weak: var(--tea-color-palette-white-50, rgb(255 255 255 / 50%));
  --tea-color-bg-primary: var(--tea-color-palette-gray-13, #202020);
  --tea-color-bg-primary-hover: var(--tea-color-palette-white-5, rgb(255 255 255 / 5%));
  --tea-color-border-primary: var(--tea-color-palette-gray-11, #383838);
  --tea-color-brand-5: var(--tea-color-palette-blue-5, #699ef5);
}

/* 面板可能挂在不同主题的宿主里，浅色主题在面板自身补齐变量。 */
.orcaterm-ai-context-overlay.is-light {
  --tea-color-text-primary: #1f2329;
  --tea-color-text-secondary: #4e5969;
  --tea-color-text-weak: #86909c;
  --tea-color-bg-primary: #fff;
  --tea-color-bg-primary-hover: #f2f4f8;
  --tea-color-border-primary: #e2e5ea;
  --tea-color-brand-5: #006eff;
}

/*
 * 面板锚点：零尺寸、铺在 topExtra 那一行的顶部（该行本身是 position: relative）。
 *
 * 库层把这一行做成了横向 chip 条（display: flex、overflow: hidden + overflow-x: auto、
 * margin-bottom: 8px，见 ChatSender.style.js）：面板本体放进去会被裁掉，或者把
 * 输入卡撑高。所以行里只留这个不占位的锚点，面板按它的实测位置浮起来。
 */
.orcaterm-ai-composer__context-anchor {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 0;
  pointer-events: none;
}

/* 只为放一个零尺寸锚点而渲染的行不该带来高度：压掉它自带的 8px 下间距。 */
.orcaterm-ai-composer.is-context-panel-open .chat-ui-sender__top {
  margin-bottom: 0;
}

/*
 * 「添加上下文」面板：portal 到 body + fixed 定位，left / width / bottom / 高度上限
 * 全部由 topExtra 那一行实测得出（见 AiComposer 的 useLayoutEffect）。
 * 面板因此不参与输入卡布局 —— 打开时不会撑高卡片，也不会被卡的 overflow: hidden 裁掉。
 */
.orcaterm-ai-composer__context-panel {
  position: fixed;
  z-index: 1060;
  box-sizing: border-box;
}

.orcaterm-ai-context-picker--portal {
  /* 组件只填满外层定容器；宽度由宿主按 topExtra 那一行实测后注入。 */
  box-sizing: border-box;
  width: 100%;
  /* 高度上限默认 280px（宿主仍可经 --orcaterm-ai-context-max-height 收紧）。
     面板改成行内渲染后会把输入卡整体推高，超长必须在面板内部滚动，
     否则整张卡会被顶出可视区。 */
  height: auto;
  max-height: min(280px, var(--orcaterm-ai-context-max-height, 280px));
  min-width: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: var(--tea-color-text-primary, #f3f3f3);
  background: var(--tea-color-bg-primary, #202020);
  border: 1px solid var(--tea-color-border-primary, #383838);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgb(0 0 0 / 45%);
}

.orcaterm-ai-context-overlay.is-light .orcaterm-ai-context-picker--portal {
  box-shadow: 0 12px 32px rgb(0 0 0 / 16%);
}

.orcaterm-ai-context-picker__portal-header {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 32px;
  padding: 4px 10px 6px 14px;
}

.orcaterm-ai-context-picker__portal-header button {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 2px;
  color: var(--tea-color-text-weak, #777);
  cursor: pointer;
  background: transparent;
  border: 0;
}

.orcaterm-ai-context-picker__portal-header button:hover {
  color: var(--tea-color-text-primary, #f3f3f3);
}

.orcaterm-ai-context-picker__portal-header button svg {
  width: 14px;
  height: 14px;
}

/* 上半部分「快速选择」：工作台已打开的连接 / SFTP 文件 / 云空间 tab，点一下即引用。 */
.orcaterm-ai-context-picker__portal-quick {
  flex: 0 1 auto;
  /* 上限留一半给下方分类列表，避免打开的 tab 很多时把分类入口挤没。 */
  max-height: 60%;
  min-height: 0;
  padding-top: 6px;
  overflow-y: auto;
}

.orcaterm-ai-context-picker__portal-quick-divider {
  height: 1px;
  margin: 4px 12px 6px;
  background: var(--tea-color-border-primary, #383838);
}

.orcaterm-ai-context-picker__portal-sources {
  flex: 0 1 auto;
  min-height: 0;
  padding-bottom: 6px;
  overflow-y: auto;
}

/* 没有快速选择项时分类列表是面板第一块，补一点上间距避免贴顶。 */
.orcaterm-ai-context-picker__portal-sources:first-child {
  padding-top: 6px;
}

.orcaterm-ai-context-picker__portal-source {
  display: flex;
  align-items: center;
  width: 100%;
  min-width: 0;
  padding: 8px 14px;
  color: var(--tea-color-text-primary, #f3f3f3);
  font: inherit;
  text-align: left;
  cursor: pointer;
  background: transparent;
  border: 0;
}

.orcaterm-ai-context-picker__portal-source:hover,
.orcaterm-ai-context-picker__portal-node:hover {
  background: rgb(255 255 255 / 5%);
}

.orcaterm-ai-context-overlay.is-light .orcaterm-ai-context-picker__portal-source:hover,
.orcaterm-ai-context-overlay.is-light .orcaterm-ai-context-picker__portal-node:hover {
  background: rgb(0 0 0 / 4%);
}

.orcaterm-ai-context-picker__portal-icon {
  display: inline-flex;
  flex: 0 0 14px;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  margin-right: 10px;
  color: var(--tea-color-text-secondary, #aaa);
}

.orcaterm-ai-context-picker__portal-icon svg {
  width: 14px;
  height: 14px;
  stroke-width: 1.8;
}

.orcaterm-ai-context-picker__portal-source-name {
  flex: 0 0 auto;
  margin-right: 10px;
  font-size: var(--orcaterm-ai-context-font-size, 14px);
  font-weight: 500;
  white-space: nowrap;
}

.orcaterm-ai-context-picker__portal-source-description {
  min-width: 0;
  overflow: hidden;
  color: var(--tea-color-text-weak, #777);
  font-size: calc(var(--orcaterm-ai-context-font-size, 14px) - 2px);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.orcaterm-ai-context-picker__portal-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--tea-color-border-primary, #383838);
}

.orcaterm-ai-context-picker__portal-header > button:first-child svg {
  transform: rotate(180deg);
}

.orcaterm-ai-context-picker__portal-header-divider {
  width: 1px;
  height: 14px;
  background: var(--tea-color-border-primary, #383838);
}

.orcaterm-ai-context-picker__portal-header input,
.orcaterm-ai-context-picker__portal-header > span:not(.orcaterm-ai-context-picker__portal-header-divider) {
  flex: 1;
  min-width: 0;
  padding: 0;
  color: var(--tea-color-text-primary, #f3f3f3);
  font: inherit;
  font-size: var(--orcaterm-ai-context-font-size, 14px);
  line-height: 18px;
  outline: 0;
  background: transparent;
  border: 0;
}

.orcaterm-ai-context-picker__portal-header input::placeholder {
  color: var(--tea-color-text-weak, #777);
}

.orcaterm-ai-context-picker__portal-tabs {
  display: flex;
  gap: 16px;
  padding: 0 12px 6px;
  border-bottom: 1px solid var(--tea-color-border-primary, #383838);
}

.orcaterm-ai-context-picker__portal-tabs button {
  padding: 4px 0;
  color: var(--tea-color-text-weak, #777);
  font: inherit;
  font-size: var(--orcaterm-ai-context-font-size, 14px);
  cursor: pointer;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
}

.orcaterm-ai-context-picker__portal-tabs button.is-active {
  color: var(--tea-color-text-primary, #f3f3f3);
  border-bottom-color: var(--tea-color-brand-5, #2174ff);
}

.orcaterm-ai-context-picker__portal-body {
  flex: 0 1 auto;
  min-height: 0;
  overflow-y: auto;
}

.orcaterm-ai-context-picker__portal-node {
  display: flex;
  align-items: center;
  width: 100%;
  min-width: 0;
  min-height: 32px;
  padding-top: 7px;
  padding-right: 12px;
  padding-bottom: 7px;
  color: var(--tea-color-text-primary, #f3f3f3);
  font: inherit;
  text-align: left;
  cursor: pointer;
  background: transparent;
  border: 0;
}

.orcaterm-ai-context-picker__portal-node > svg,
.orcaterm-ai-context-picker__portal-node-indent {
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
  margin-right: 6px;
  color: var(--tea-color-text-weak, #777);
  transition: transform .15s ease;
}

.orcaterm-ai-context-picker__portal-node > svg.is-expanded {
  transform: rotate(90deg);
}

.orcaterm-ai-context-picker__portal-node-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  font-size: var(--orcaterm-ai-context-font-size, 14px);
}

.orcaterm-ai-context-picker__portal-node-copy > span,
.orcaterm-ai-context-picker__portal-node-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.orcaterm-ai-context-picker__portal-node-copy small {
  margin-top: 2px;
  color: var(--tea-color-text-weak, #777);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: calc(var(--orcaterm-ai-context-font-size, 14px) - 3px);
}

.orcaterm-ai-context-picker__portal-check {
  flex: 0 0 auto;
  width: 13px;
  height: 13px;
  margin-left: 8px;
  color: var(--tea-color-brand-5, #2174ff);
}

.orcaterm-ai-context-picker__portal-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 100px;
  padding: 12px;
  color: var(--tea-color-text-weak, #777);
  font-size: var(--orcaterm-ai-context-font-size, 14px);
  text-align: center;
}

.orcaterm-ai-context-picker__portal-state button {
  padding: 0;
  color: var(--tea-color-brand-5, #2174ff);
  cursor: pointer;
  background: transparent;
  border: 0;
}

.orcaterm-ai-context-picker__portal-image-drop {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 170px;
  padding: 24px 16px;
  margin: 12px;
  color: var(--tea-color-text-secondary, #aaa);
  font-size: var(--orcaterm-ai-context-font-size, 14px);
  border: 1.5px dashed var(--tea-color-border-primary, #383838);
  border-radius: 8px;
}

.orcaterm-ai-context-picker__portal-image-drop.is-dragging {
  color: var(--tea-color-brand-5, #2174ff);
  background: rgb(33 116 255 / 8%);
  border-color: var(--tea-color-brand-5, #2174ff);
}

.orcaterm-ai-context-picker__portal-image-icon {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--tea-color-text-weak, #777);
}

.orcaterm-ai-context-picker__portal-image-icon svg {
  width: 22px;
  height: 22px;
}

.orcaterm-ai-context-picker__portal-image-drop small {
  margin-top: 4px;
  margin-bottom: 14px;
  color: var(--tea-color-text-weak, #777);
  font-size: calc(var(--orcaterm-ai-context-font-size, 14px) - 2px);
}

.orcaterm-ai-context-picker__portal-image-drop > button {
  padding: 6px 16px;
  color: var(--tea-color-text-primary, #f3f3f3);
  font: inherit;
  font-size: var(--orcaterm-ai-context-font-size, 14px);
  cursor: pointer;
  background: rgb(255 255 255 / 8%);
  border: 1px solid var(--tea-color-border-primary, #383838);
  border-radius: 6px;
}

.orcaterm-ai-context-picker__portal-image-drop > input {
  display: none;
}