/* 消息中心：三列（联系人 / 会话 / 聊天），右列兼顾公告正文。
   位置与尺寸只在这里定义，拖动写的是 style.left/top（assets/im_float.js）。 */

/* 浮在最上层的窗口，不是弹窗：不要全屏遮罩，页面要保持可见、可读。
   容器本身不吃鼠标事件（pointer-events:none），只有面板吃，
   这样点面板以外的地方仍然是在操作页面，不会被一层透明板挡住。 */
.im-center {
  position: fixed;
  inset: 0;
  z-index: 1200;
  background: transparent;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.im-center--hidden {
  display: none;
}

/* antd 的浮层（下拉 / 提示 / 弹窗）默认挂在 body 上，z-index 只有 1050，
   而消息中心面板是 1200 —— 所以「部门筛选点开是空的」不是没数据，是
   下拉被面板盖住了；会话行的 Tooltip、公告弹窗同理。统一抬到面板之上。 */
.ant-select-dropdown,
.ant-dropdown,
.ant-tooltip,
.ant-popover,
.ant-picker-dropdown {
  z-index: 2000 !important;
}

.ant-modal-root,
.ant-modal-mask,
.ant-modal-wrap {
  z-index: 1900 !important;
}

.im-center-panel {
  position: relative;
  /* 宽高由脚本按 localStorage 里记住的尺寸写 inline，这里是出厂默认 */
  width: 1080px;
  height: 680px;
  min-width: 720px;
  min-height: 420px;
  max-width: calc(100vw - 40px);
  max-height: calc(100vh - 60px);
  /* 中列宽度用变量，拖动分隔条时只改这两个值，不用碰行内样式 */
  --im-col-contacts: 250px;
  --im-col-list: 268px;
  display: flex;
  flex-direction: column;
  /* 半透明玻璃：后面的页面能看见轮廓，但不至于干扰读消息。
     backdrop-filter 把背后的内容糊掉，文字对比度才够；不支持就退化成纯白 */
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 10px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.28);
  pointer-events: auto;
  overflow: hidden;
}

.im-center-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 42px;
  padding: 0 12px 0 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  cursor: move;
  user-select: none;
  flex: none;
}

.im-center-btn {
  color: #8c8c8c;
}

.im-center-body {
  flex: 1;
  display: flex;
  min-height: 0;
}

.im-col {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.im-col--contacts {
  width: var(--im-col-contacts);
  flex: none;
  border-right: 1px solid rgba(0, 0, 0, 0.05);
  /* 比面板再淡一档，让左列像一层薄纱而不是另一块白板 */
  background: rgba(252, 252, 253, 0.5);
}

.im-col--list {
  width: var(--im-col-list);
  flex: none;
  border-right: 1px solid rgba(0, 0, 0, 0.05);
}

.im-col--chat {
  flex: 1;
  /* 聊天区再窄就看不清气泡了，拖动分隔条时靠这条兜住 */
  min-width: 320px;
}

/* 列间分隔条：5px 的可抓范围 + 1px 视觉线，太细的线鼠标对不准 */
.im-split {
  flex: none;
  width: 5px;
  cursor: col-resize;
  background: #f0f0f0;
  transition: background 0.12s;
}

.im-split:hover,
.im-split--active {
  background: #91caff;
}

/* 面板缩放把手：右、下、右下三处（左下右上是移动，不需要重复） */
.im-resize {
  position: absolute;
  z-index: 4;
}

.im-resize--e {
  top: 10px;
  right: -3px;
  bottom: 10px;
  width: 6px;
  cursor: ew-resize;
}

.im-resize--s {
  left: 10px;
  right: 10px;
  bottom: -3px;
  height: 6px;
  cursor: ns-resize;
}

.im-resize--se {
  right: 0;
  bottom: 0;
  width: 16px;
  height: 16px;
  cursor: nwse-resize;
}

/* 右下角画三道斜线，让人看得出这里能拉大 */
.im-resize--se::after {
  content: '';
  position: absolute;
  right: 3px;
  bottom: 3px;
  width: 9px;
  height: 9px;
  border-right: 2px solid #bfbfbf;
  border-bottom: 2px solid #bfbfbf;
  border-radius: 0 0 3px 0;
}

.im-col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 8px;
  color: #262626;
  flex: none;
}

.im-col-filters {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 0 12px 8px;
  flex: none;
}

.im-col-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0 8px 8px;
}

.im-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.im-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #bfbfbf;
  font-size: 12px;
  padding: 28px 16px;
  text-align: center;
  line-height: 1.8;
}

.im-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

/* ---------------------------------------------------------------- 行 */

.im-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
}

.im-row:hover {
  background: #f2f4f7;
}

.im-row--static {
  cursor: default;
}

/* 会话行与联系人行只是密度不同：会话要放下预览两行，联系人一行就够 */
.im-row--chat {
  padding: 7px 8px;
}

.im-row--contact {
  padding: 6px 8px;
}

/* 已读公告压暗一档，跟未读拉开差距（红点已经去掉，只剩这层灰） */
.im-row--read {
  opacity: 0.8;
}

.im-row--entry {
  margin: 0 8px 6px;
  background: #fffdf5;
  border: 1px solid #fff1c2;
}

.im-row--entry:hover {
  background: #fff9e6;
}

.im-entry-title {
  flex: 1;
  font-size: 13px;
  color: #262626;
}

.im-row-title {
  font-size: 13px;
  color: #262626;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.im-row-title--read {
  color: #8c8c8c;
}

.im-row-sub {
  font-size: 12px;
  color: #8c8c8c;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 2px;
}

.im-row-time {
  font-size: 11px;
  color: #bfbfbf;
  flex: none;
}

.im-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ff4d4f;
  flex: none;
  margin-top: 2px;
}

.im-dot--off {
  background: transparent;
}

.im-avatar-wrap {
  flex: none;
}

/* 在线点贴在名字后面，不给点留白的话中文名会顶着它（截图里看着像错字） */
.im-online {
  width: 6px;
  height: 6px;
  margin-left: 6px;
  border-radius: 50%;
  background: #52c41a;
  flex: none;
}

.im-online--off {
  background: #d9d9d9;
}

/* ---------------------------------------------------------------- 聊天 */

.im-chat-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid #f0f0f0;
  flex: none;
}

.im-chat-title {
  font-size: 13px;
  font-weight: 600;
  color: #262626;
}

.im-chat-sub {
  font-size: 11px;
  color: #bfbfbf;
}

.im-chat-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #fafbfc;
}

.im-msg {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.im-msg--mine {
  flex-direction: row-reverse;
}

/* 自己的消息靠右：光翻转 row 不够，气泡还得在列里右对齐，
   否则整条消息仍然从左边开始铺（第一版就是这样，看着像对方在说话） */
.im-msg--mine > div:last-child {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.im-msg--mine .im-bubble {
  width: fit-content;
  max-width: 260px;
}

.im-msg-meta {
  font-size: 11px;
  color: #bfbfbf;
  margin-bottom: 3px;
}

.im-msg-time {
  white-space: nowrap;
}

.im-bubble {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: #fff;
  border-radius: 8px;
  padding: 8px 10px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  max-width: 320px;
}

.im-msg--mine .im-bubble {
  background: #e6f4ff;
}

.im-msg-text {
  font-size: 13px;
  color: #262626;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

/* antd 图片预览浮层默认 z-index 1000，会被 1200 的面板盖住：点开只看到黑屏一角 */
.ant-image-preview-root,
.ant-image-preview-mask,
.ant-image-preview-wrap {
  z-index: 2000 !important;
}

/* 图片消息：缩略图 + antd 预览浮层（对应「有赞订单发货」列表的图片列） */
.im-msg-image {
  display: block;
  border: 1px solid #ececec;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.im-msg-image:hover {
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.14);
  transform: translateY(-1px);
}

.im-msg-image .ant-image-img {
  border-radius: 8px;
}

.im-msg-file {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border: 1px solid #e8e8e8;
  border-radius: 6px;
  background: #fff;
  font-size: 12px;
  color: #1677ff;
  max-width: 260px;
}

/* ---------------------------------------------------------------- 输入区 */

.im-composer {
  flex: none;
  border-top: 1px solid #f0f0f0;
  padding: 8px 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.im-pending {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.im-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 6px 2px 8px;
  border: 1px solid #e8e8e8;
  border-radius: 4px;
  background: #fafafa;
  max-width: 180px;
}

.im-chip-name {
  font-size: 12px;
  color: #595959;
}

.im-chip-del {
  cursor: pointer;
  color: #bfbfbf;
  font-size: 10px;
}

.im-chip-del:hover {
  color: #ff4d4f;
}

.im-composer-tools {
  display: flex;
  align-items: center;
  gap: 2px;
}

/* ---------------------------------------------------------------- 公告 */

.im-notice-view {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 16px 20px 24px;
  display: flex;
  flex-direction: column;
}

.im-notice-doc {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.im-notice-title {
  font-size: 15px;
  font-weight: 600;
  color: #262626;
}

.im-notice-meta {
  font-size: 12px;
  color: #8c8c8c;
}

.im-notice-link {
  font-size: 13px;
}

/* 聊天顶部头像位：子节点可能是图也可能是首字，容器只管定尺寸 */
.im-chat-avatar {
  width: 36px;
  height: 36px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
}