/* ============================================================
 *  在线客服系统 — 通用样式
 *  设计原则：浅色基底、克制留白、低饱和、强调层级而非装饰。
 * ============================================================ */

:root {
  /* —— 配色 ——
   * 主色用 #2563eb (蓝色)，更克制；气泡/品牌色压低饱和。
   * 灰系用 9 档，最后做语义映射。
   */
  --brand:        #2563eb;
  --brand-hover:  #1d4ed8;
  --brand-soft:   #eff4ff;
  --brand-soft-2: #dbe7ff;
  --accent:       #10b981;        /* 在线绿 */
  --danger:       #ef4444;
  --warn:         #f59e0b;

  /* —— 灰阶 ——
   * 用 Tailwind 风格的 9 档，足够细
   */
  --g50:  #f7f8fa;
  --g100: #f1f3f7;
  --g200: #e5e8ee;
  --g300: #d1d6df;
  --g400: #9aa3b1;
  --g500: #6b7384;
  --g600: #4a5260;
  --g700: #323945;
  --g800: #1c2028;
  --g900: #0f1115;

  /* —— 阴影 ——
   * 三档：卡片、浮层、模态
   */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, .04);
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 18px 40px rgba(15, 23, 42, .14);

  --r-sm:  8px;
  --r-md:  10px;
  --r-lg:  14px;
  --r-xl:  20px;

  --t: cubic-bezier(.32, .72, .32, 1);

  /* —— 旧变量名别名（保持老样式兼容） —— */
  --gray-50:  var(--g50);
  --gray-100: var(--g100);
  --gray-200: var(--g200);
  --gray-300: var(--g300);
  --gray-400: var(--g400);
  --gray-500: var(--g500);
  --gray-600: var(--g600);
  --gray-700: var(--g700);
  --gray-800: var(--g800);
  --gray-900: var(--g900);
  --radius:   var(--r-md);
  --radius-sm:  var(--r-sm);
  --radius-lg:  var(--r-lg);
  --shadow-sm: var(--shadow-xs);
  --shadow-md: var(--shadow-sm);
  --shadow-lg: var(--shadow-md);
}

/* ===== 基础 ===== */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family:
    -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--g800);
  background: var(--g50);
  font-size: 14px;
  line-height: 1.55;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
button {
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  border: 0;
  background: transparent;
  color: inherit;
  transition: background .15s var(--t), color .15s var(--t), border-color .15s var(--t);
}
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-hover); }
input, textarea {
  font-family: inherit;
  font-size: 14px;
  outline: none;
  color: var(--g800);
}
img { max-width: 100%; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, .14);
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(0, 0, 0, .25); }
::-webkit-scrollbar-track { background: transparent; }

/* ===== 通用组件 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 16px;
  border-radius: var(--r-md);
  border: 1px solid var(--g200);
  background: #fff;
  color: var(--g700);
  font-weight: 500;
}
.btn:hover { background: var(--g50); border-color: var(--g300); }
.btn:active { transform: scale(.99); }
.btn-primary {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
}
.btn-danger {
  color: var(--danger);
  border-color: #fbd5d5;
  background: #fff;
}
.btn-danger:hover { background: #fef2f2; }
.btn-ghost {
  border-color: transparent;
  background: transparent;
}
.btn-sm { height: 30px; padding: 0 12px; font-size: 13px; border-radius: 8px; }
.btn-xs {
  height: 26px; padding: 0 10px; font-size: 12px;
  border-radius: 6px;
}

.tag {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  font-size: 12px;
  border-radius: 4px;
  background: var(--g100);
  color: var(--g600);
  font-weight: 500;
}
.tag.brand { background: var(--brand-soft); color: var(--brand); }
.tag.green { background: #e8f7f0; color: var(--accent); }
.tag.red   { background: #fde8e8; color: var(--danger); }
.tag.gray  { background: var(--g100); color: var(--g500); }

.toast {
  position: fixed;
  top: 24px; left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: rgba(17, 24, 39, .92);
  color: #fff;
  padding: 10px 18px;
  border-radius: var(--r-md);
  z-index: 99999;
  font-size: 13px;
  pointer-events: none;
  opacity: 0;
  transition: opacity .18s var(--t), transform .18s var(--t);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* 在线条点 — 在线状态 */
.online-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 2px #fff;
  vertical-align: middle;
  position: relative;
}
.online-dot.offline { background: var(--g300); }

/* 通用头像 */
.avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-weight: 600;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: opacity .15s var(--t);
  box-shadow: 0 0 0 1px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .10);
}
.avatar.clickable { cursor: pointer; }
.avatar.clickable:hover { opacity: .85; }
.avatar.with-dot::after {
  content: "";
  position: absolute;
  right: 0; bottom: 0;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
}
.avatar.with-dot.offline::after { background: var(--g300); }
.avatar.with-dot.blacklist::after { background: var(--danger); }

/* ===== 头像更换面板 ===== */
.avatar-picker {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 20px;
  max-width: 320px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}
.avatar-picker h3 {
  margin: 0 0 14px;
  font-size: 15px;
  display: flex; align-items: center; justify-content: space-between;
  color: var(--g800);
}
.avatar-picker h3 button {
  font-size: 20px; color: var(--g400); width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px;
}
.avatar-picker h3 button:hover { background: var(--g50); color: var(--g700); }
.avatar-picker .current {
  display: flex; align-items: center; gap: 12px;
  padding: 12px;
  background: var(--g50);
  border-radius: var(--r-md);
  margin-bottom: 16px;
}
.avatar-picker .current img {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--brand-soft);
}
.avatar-picker .current b { font-size: 14px; }
.avatar-picker .current small { color: var(--g500); font-size: 12px; }
.avatar-picker .grid-title {
  font-size: 12px; color: var(--g500);
  margin: 8px 0 8px; font-weight: 500;
}
.avatar-picker .grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}
.avatar-picker .grid .cell {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--g100);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, .08), 0 1px 3px rgba(15, 23, 42, .10);
  transition: transform .15s var(--t);
}
.avatar-picker .grid .cell:hover { transform: scale(1.05); }
.avatar-picker .grid .cell.active {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.avatar-picker .actions {
  display: flex; gap: 8px; margin-top: 8px;
  justify-content: flex-end;
}
.avatar-picker .upload {
  border: 1px dashed var(--g300);
  border-radius: var(--r-md);
  padding: 14px;
  text-align: center;
  color: var(--g500);
  font-size: 13px;
  cursor: pointer;
  margin-bottom: 12px;
}
.avatar-picker .upload:hover { background: var(--g50); color: var(--brand); border-color: var(--brand); }

/* 内嵌在客服资料弹层里的精简网格 */
.avatar-picker-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  margin-bottom: 4px;
}
.avatar-cell {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--g100);
  background-size: cover;
  background-position: center;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, .08), 0 1px 3px rgba(15, 23, 42, .10);
  position: relative;
  transition: transform .15s var(--t);
  overflow: hidden;
}
.avatar-cell:hover { transform: scale(1.06); }
.avatar-cell.active {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}
.avatar-cell.upload-cell {
  background: var(--g50);
  border: 1px dashed var(--g300);
  color: var(--g500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  text-align: center;
}
.avatar-cell.upload-cell:hover {
  color: var(--brand);
  border-color: var(--brand);
}

/* ===== 消息气泡 ===== */
.bubble-row {
  display: flex;
  margin: 10px 14px;
  align-items: flex-start;
  gap: 10px;
}
.bubble-row.self { flex-direction: row-reverse; }
.bubble-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  background-size: cover;
  background-position: center;
  font-weight: 600;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .08);
}
.bubble-avatar.kefu-avatar { background: var(--brand); color: #fff; }
.bubble-avatar.self-avatar { background: var(--accent); color: #fff; }
.bubble-avatar[style*="background"] {
  background-size: cover;
  background-position: center;
  color: transparent;
}
.bubble {
  max-width: min(70%, 460px);
  background: #fff;
  border-radius: 14px;
  padding: 10px 14px;
  box-shadow: var(--shadow-xs);
  word-break: break-word;
  white-space: pre-wrap;
  line-height: 1.6;
  position: relative;
  font-size: 14px;
  color: var(--g800);
}
.bubble-row.self .bubble {
  background: var(--brand);
  color: #fff;
  border-bottom-right-radius: 4px;   /* 自己的气泡像微信那样右上有小尾巴 */
}
.bubble-row:not(.self) .bubble {
  border-bottom-left-radius: 4px;
}
.bubble-row.self .bubble.recalled,
.bubble-row .bubble.recalled {
  background: var(--g100);
  color: var(--g500);
  font-style: normal;
  font-size: 12.5px;
  padding: 6px 12px;
}

.bubble-meta {
  font-size: 11px;
  color: var(--g400);
  margin-top: 4px;
  display: flex;
  gap: 6px;
  align-items: center;
  line-height: 1.4;
}
.bubble-row.self .bubble-meta { justify-content: flex-end; }
.bubble-status {
  font-size: 11px;
  color: rgba(255, 255, 255, .72);
}
.bubble-row:not(.self) .bubble-status { color: var(--g400); }
.bubble-status.read { color: var(--brand); }
.bubble-row.self .bubble-status.read { color: rgba(255, 255, 255, .95); }

.reply-quote {
  border-left: 2px solid var(--brand);
  padding: 4px 8px;
  margin-bottom: 6px;
  background: rgba(0, 0, 0, .04);
  border-radius: 4px;
  font-size: 12.5px;
  color: var(--g600);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.bubble-row.self .reply-quote {
  border-left-color: rgba(255, 255, 255, .65);
  background: rgba(255, 255, 255, .16);
  color: rgba(255, 255, 255, .95);
}
.bubble-row.self .reply-quote b { color: #fff; }

/* 撤回提示 */
.recalled-tip {
  font-size: 11px;
  color: var(--g400);
  text-align: center;
  margin: 14px 0 4px;
}

/* 文件 / 图片 块 */
.msg-image {
  max-width: 220px;
  border-radius: 8px;
  display: block;
}
.msg-file {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: rgba(0, 0, 0, .05);
  border-radius: 8px;
  font-size: 13px;
  max-width: 260px;
}
.bubble-row.self .msg-file { background: rgba(255, 255, 255, .18); }

/* 上传进度条 */
.progress {
  height: 4px;
  background: rgba(255, 255, 255, .35);
  border-radius: 2px;
  margin-top: 8px;
  overflow: hidden;
}
.bubble-row:not(.self) .progress { background: var(--g200); }
.progress > span {
  display: block;
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width .15s linear;
}

/* 系统消息 */
.system-msg {
  text-align: center;
  font-size: 12px;
  color: var(--g500);
  margin: 16px 12px;
}
.system-msg .pill {
  display: inline-block;
  background: var(--g100);
  padding: 4px 12px;
  border-radius: 12px;
  color: var(--g500);
}

/* ===== 输入框 / 表情 ===== */
.composer {
  border-top: 1px solid var(--g200);
  background: #fff;
  padding: 8px 10px;
  position: relative;
}
.composer .actions {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 6px;
}
.composer .actions button {
  width: 32px; height: 32px;
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--g500);
  font-size: 18px;
}
.composer .actions button:hover {
  background: var(--g50);
  color: var(--brand);
}
.composer textarea {
  width: 100%;
  border: 1px solid var(--g200);
  border-radius: var(--r-md);
  padding: 9px 12px;
  resize: none;
  height: 64px;
  background: var(--g50);
  line-height: 1.55;
  transition: border-color .15s var(--t), background .15s var(--t);
}
.composer textarea:focus {
  background: #fff;
  border-color: var(--brand);
}
.composer .row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 0 4px 4px;
}
.composer .row textarea { flex: 1; }
.send-btn {
  background: var(--brand);
  color: #fff;
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13px;
  align-self: flex-end;
  margin-bottom: 6px;
  font-weight: 500;
}
.send-btn:hover { background: var(--brand-hover); }
.send-btn:disabled { background: var(--g300); cursor: not-allowed; }

.typing-hint {
  font-size: 12px;
  color: var(--g500);
  padding: 4px 8px;
  display: flex;
  align-items: center;
  gap: 4px;
  min-height: 18px;
}
.typing-hint .dot {
  width: 5px; height: 5px;
  background: var(--g400);
  border-radius: 50%;
  animation: typing-bounce 1s infinite;
}
.typing-hint .dot:nth-child(2) { animation-delay: .15s; }
.typing-hint .dot:nth-child(3) { animation-delay: .3s; }
@keyframes typing-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: .4; }
  40%           { transform: translateY(-3px); opacity: 1; }
}

/* 表情面板 */
.emoji-panel {
  position: absolute;
  bottom: 100%;
  left: 8px;
  background: #fff;
  border: 1px solid var(--g200);
  border-radius: var(--r-lg);
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  width: 320px;
  max-width: calc(100vw - 32px);
  box-shadow: var(--shadow-md);
  z-index: 5;
}
.emoji-panel button {
  height: 32px;
  font-size: 22px;
  border-radius: 6px;
}
.emoji-panel button:hover { background: var(--g50); }

/* 上传菜单 */
.upload-menu {
  position: absolute;
  bottom: 100%;
  left: 50px;
  background: #fff;
  border: 1px solid var(--g200);
  border-radius: var(--r-md);
  padding: 6px;
  box-shadow: var(--shadow-md);
  z-index: 5;
}
.upload-menu .item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  font-size: 13px;
}
.upload-menu .item:hover { background: var(--g50); color: var(--brand); }

/* 引用 / 撤回 操作 */
.msg-actions {
  position: absolute;
  top: -32px;
  background: var(--g800);
  color: #fff;
  font-size: 12px;
  border-radius: 6px;
  padding: 3px 4px;
  display: flex;
  gap: 2px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity .12s var(--t);
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}
.bubble:hover .msg-actions,
.bubble-row.self .bubble:hover .msg-actions {
  opacity: 1;
  pointer-events: auto;
}
.msg-actions button {
  color: #fff;
  background: transparent;
  padding: 3px 8px;
  border-radius: 4px;
}
.msg-actions button:hover { background: rgba(255, 255, 255, .14); }

/* ===== 着陆页 ===== */
.landing {
  min-height: 100vh;
  background:
    radial-gradient(at 20% 0%, #eef4ff 0%, transparent 45%),
    radial-gradient(at 80% 100%, #f0fdf4 0%, transparent 45%),
    var(--g50);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.landing .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.landing .brand .logo {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  font-weight: 700;
}
.landing h1 {
  font-size: 22px;
  margin: 0;
  color: var(--g800);
  letter-spacing: -.5px;
}
.landing .sub {
  color: var(--g500);
  margin: 0 0 32px;
  font-size: 13.5px;
}
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  max-width: 760px;
  width: 100%;
}
@media (min-width: 720px) {
  .cards { grid-template-columns: 1fr 1fr; }
}
.card {
  background: #fff;
  border-radius: var(--r-xl);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform .2s var(--t), box-shadow .2s var(--t);
  border: 1px solid var(--g200);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--brand);
}
.card.kefu::before { background: var(--brand); }
.card.visitor::before { background: var(--accent); }
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card .ico {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 14px;
  background: var(--brand-soft);
  color: var(--brand);
}
.card.visitor .ico { background: #e8f7f0; color: var(--accent); }
.card h3 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--g800);
}
.card .desc {
  color: var(--g500);
  font-size: 13.5px;
  line-height: 1.65;
}
.card .arrow {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--brand);
  font-weight: 500;
  font-size: 13px;
}

.tips {
  margin-top: 32px;
  max-width: 760px;
  width: 100%;
  background: #fff;
  border-radius: var(--r-md);
  padding: 16px 20px;
  color: var(--g600);
  font-size: 13px;
  border: 1px solid var(--g200);
  line-height: 1.7;
}
.tips b { color: var(--g800); font-weight: 600; }
.tips code {
  background: var(--g100);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}

/* ===== 移动端兜底 ===== */
@media (max-width: 480px) {
  .emoji-panel { width: calc(100vw - 36px); }
  .avatar-picker { max-width: calc(100vw - 32px); }
  .avatar-picker .grid { grid-template-columns: repeat(4, 1fr); }
}

/* ===== 空状态 ===== */
.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  text-align: center;
  color: var(--g400);
}
.empty .ico {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--g100);
  display: flex; align-items: center; justify-content: center;
  font-size: 30px;
  color: var(--g400);
  margin-bottom: 12px;
}
.empty h4 {
  margin: 0 0 4px;
  font-size: 14px;
  color: var(--g600);
  font-weight: 500;
}
.empty p {
  margin: 0;
  font-size: 12.5px;
  color: var(--g400);
  line-height: 1.6;
}

/* ===== 内嵌转接面板（不弹窗） ===== */
.transfer-panel {
  margin: 12px;
  background: #fff;
  border: 1px solid var(--g200);
  border-radius: var(--r-md);
  padding: 14px 14px 10px;
  box-shadow: var(--shadow-sm);
  animation: slideDown .18s var(--t);
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.transfer-panel .tp-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--g700);
  font-weight: 600;
  margin-bottom: 10px;
}
.transfer-panel .tp-head .tp-ico {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
}
.transfer-panel .tp-head .tp-close {
  margin-left: auto;
  width: 24px; height: 24px;
  border-radius: 50%;
  color: var(--g500);
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
}
.transfer-panel .tp-head .tp-close:hover { background: var(--g100); color: var(--g800); }
.transfer-panel .tp-tip {
  font-size: 12px;
  color: var(--g500);
  margin: 0 0 10px;
}
.transfer-panel .tp-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.transfer-panel .tp-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 6px;
  border: 1px solid var(--g200);
  border-radius: 999px;
  background: #fff;
  cursor: pointer;
  transition: all .15s var(--t);
}
.transfer-panel .tp-chip:hover {
  border-color: var(--brand);
  background: var(--brand-soft);
}
.transfer-panel .tp-chip .tp-chip-ava {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 12px;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 0 1px rgba(15,23,42,.06);
}
.transfer-panel .tp-chip .tp-chip-ava img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.transfer-panel .tp-chip .tp-chip-ava .ava-fallback {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.transfer-panel .tp-chip .tp-chip-ava img:not([style*="display:none"]) ~ .ava-fallback { display: none; }
.transfer-panel .tp-chip b {
  font-size: 13px;
  color: var(--g800);
  font-weight: 500;
}
.transfer-panel .tp-chip .tp-status {
  font-size: 11px;
  color: var(--g500);
  display: flex;
  align-items: center;
  gap: 4px;
}
.transfer-panel .tp-chip .dot-on {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
}
.transfer-panel .tp-chip .dot-off {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--g300);
}
.transfer-panel .tp-empty {
  font-size: 12px;
  color: var(--g500);
  text-align: center;
  padding: 16px 0;
}

/* 聊天头部更突出转接按钮 */
.chat-header .actions #transferBtn {
  color: var(--brand);
  font-weight: 500;
  background: var(--brand-soft);
}
.chat-header .actions #transferBtn:hover { background: var(--brand); color: #fff; }
.chat-header .actions #transferBtn.on {
  background: var(--brand);
  color: #fff;
}

/* 转接面板打开时，聊天头部按钮高亮、消息区灰化 */
.chat-header.transfer-mode .info { opacity: .7; }
.messages.transfer-mode .msg-row { opacity: .35; pointer-events: none; }

/* 访客端转接系统消息：醒目的橙色胶囊（与"已进入咨询队列"区分） */
.system-msg.transfer .pill {
  background: #fff7e6;
  color: #c47a00;
  border: 1px solid #ffe4a8;
}