/* @ui-arch 组件皮肤：只消费 @ui-arch/tokens 的 --ua-* 变量 */

/* —— 键盘焦点可见性：组件普遍用 outline:none 自绘，这里统一兜底，避免键盘用户丢失焦点指示 —— */
[class^='ua-']:focus-visible,
[class*=' ua-']:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: 2px;
}
.ua-btn {
  padding: 6px 14px;
  border: 1px solid var(--ua-color-accent);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-accent);
  color: var(--ua-color-accent-contrast);
  font-size: var(--ua-font-size-md);
  cursor: pointer;
  transition: filter 0.15s, transform 0.12s, box-shadow 0.15s;
}
.ua-btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 3px 10px color-mix(in srgb, var(--ua-color-accent) 25%, transparent);
}
.ua-btn:active {
  transform: translateY(0) scale(0.97);
  box-shadow: none;
}
.ua-btn-ghost {
  background: transparent;
  color: var(--ua-color-accent);
}
.ua-btn-ghost:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 8%, transparent);
}
.ua-btn-danger {
  background: var(--ua-color-danger);
  border-color: var(--ua-color-danger);
  color: var(--ua-color-bg);
}
.ua-input {
  min-width: 200px;
  padding: 6px 10px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.ua-input:focus-visible {
  outline: none;
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-card {
  padding: var(--ua-space-4);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-lg);
  background: var(--ua-color-surface);
}
.ua-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-2);
  margin-bottom: var(--ua-space-3);
}
.ua-card-title {
  margin: 0;
  font-size: var(--ua-font-size-lg);
  font-weight: 500;
}
.ua-card-extra {
  display: inline-flex;
  align-items: center;
  gap: var(--ua-space-1);
}
.ua-card-foot {
  display: flex;
  justify-content: flex-end;
  gap: var(--ua-space-1);
  margin-top: var(--ua-space-3);
  padding-top: var(--ua-space-2);
  border-top: 1px solid var(--ua-color-border);
}
.ua-card-borderless {
  border: none;
}
.ua-card-hoverable {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.ua-card-hoverable:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--ua-color-text) 14%, transparent);
}
.ua-table table {
  width: 100%;
  border-collapse: collapse;
}
.ua-table th,
.ua-table td {
  padding: var(--ua-space-table-cell);
  border-bottom: 1px solid var(--ua-color-border);
  text-align: left;
  font-size: var(--ua-font-size-md);
  white-space: nowrap;
}
/* 粘性表头：滚动容器内固定，背景必须实色否则透视 */
.ua-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--ua-color-surface);
  font-weight: 500;
  color: var(--ua-color-text-muted);
  box-shadow: inset 0 -1px 0 var(--ua-color-border);
}
.ua-table th.ua-sortable {
  cursor: pointer;
  user-select: none;
  transition: color 0.15s;
}
.ua-table th.ua-sortable:hover {
  color: var(--ua-color-text);
}
.ua-sort-mark {
  margin-left: 4px;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-accent);
}
/* 列宽手柄：右缘 7px 热区 + 1px 视觉线，拖拽/悬停/聚焦时显形 */
.ua-col-grip {
  position: absolute;
  top: 0;
  right: -4px;
  width: 9px;
  height: 100%;
  cursor: col-resize;
  touch-action: none;
}
.ua-col-grip::after {
  content: '';
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 4px;
  width: 1px;
  background: transparent;
  transition: background 0.15s;
}
.ua-col-grip:hover::after,
.ua-col-grip:focus-visible::after {
  background: var(--ua-color-accent);
}
body.ua-col-resizing {
  user-select: none;
  cursor: col-resize;
}
@media (prefers-reduced-motion: reduce) {
  .ua-col-grip::after {
    transition: none;
  }
}
/* 斑马纹 + 悬停高亮 + 选中行（低视觉比重：淡色底 + 弱化文字） */
.ua-table tbody tr {
  transition: background 0.12s;
}
.ua-table tbody tr:nth-child(even) {
  background: color-mix(in srgb, var(--ua-color-border) 18%, transparent);
}
.ua-table tbody tr:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 6%, transparent);
}
.ua-table tr.ua-row-selected,
.ua-table tr.ua-row-selected:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-table tr.ua-row-selected td {
  color: var(--ua-color-text-muted);
  font-weight: 400;
}
.ua-cell-check {
  width: 36px;
  text-align: center !important;
}
/* 列对齐：表头与单元格共用，由列定义的 align 决定 */
.ua-align-center {
  text-align: center;
}
.ua-align-right {
  text-align: right;
}
.ua-empty-row td {
  text-align: center;
  color: var(--ua-color-text-muted);
  padding: 28px 12px;
}
.ua-empty-tip {
  display: inline-block;
  margin-right: var(--ua-space-2);
}
.ua-table-scroll {
  max-height: 420px;
  overflow: auto;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
}
.ua-table-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: var(--ua-space-3);
}
.ua-sel-count {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-accent);
}
.ua-pager {
  display: flex;
  gap: var(--ua-space-3);
  align-items: center;
  margin-top: var(--ua-space-3);
}
.ua-page-info {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
}

/* —— 复选框 / 单选 —— */
.ua-check-row {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  cursor: pointer;
}
.ua-checkbox,
.ua-radio {
  accent-color: var(--ua-color-accent);
  width: 15px;
  height: 15px;
  cursor: pointer;
  transition: transform 0.12s;
}
.ua-checkbox:active,
.ua-radio:active {
  transform: scale(0.88);
}
.ua-radio-group {
  display: inline-flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* —— 开关 —— */
.ua-switch {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  cursor: pointer;
}
.ua-switch-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.ua-switch-track {
  display: inline-block;
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background: var(--ua-color-border);
  position: relative;
  transition: background 0.2s;
}
.ua-switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ua-color-bg);
  transition: left 0.2s;
}
.ua-switch-input:checked + .ua-switch-track {
  background: var(--ua-color-accent);
}
.ua-switch-input:checked + .ua-switch-track .ua-switch-thumb {
  left: 18px;
}
.ua-switch-label {
  font-size: var(--ua-font-size-md);
}

/* —— 下拉选择（自绘弹层） —— */
.ua-select {
  position: relative;
  display: inline-block;
  min-width: 160px;
}
.ua-select-trigger {
  display: flex;
  width: 100%;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.ua-select-trigger:hover {
  border-color: color-mix(in srgb, var(--ua-color-accent) 55%, var(--ua-color-border));
}
.ua-select-trigger:focus-visible {
  outline: none;
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-select-value {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ua-select-value.is-empty {
  color: var(--ua-color-text-muted);
  opacity: 0.7;
}
.ua-select-arrow {
  font-size: 10px;
  color: var(--ua-color-text-muted);
  transition: transform 0.2s;
}
.ua-select.ua-open .ua-select-arrow {
  transform: rotate(180deg);
}
.ua-select-pop {
  position: absolute;
  z-index: 20;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 220px;
  overflow-y: auto;
  padding: 4px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
  opacity: 0;
  transform: translateY(-4px);
  visibility: hidden;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
}
.ua-select-pop.is-flip {
  top: auto;                     /* 空间不足翻到触发器上方 */
  bottom: calc(100% + 4px);
  transform: translateY(4px);    /* 入场方向随翻转镜像：从下方 4px 滑入 */
}
.ua-select-pop.ua-open {
  opacity: 1;
  transform: none;
  visibility: visible;
}
.ua-select-search {
  width: 100%;
  margin-bottom: 4px;
  padding: 6px 10px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-sm);
  outline: none;
}
.ua-select-search:focus {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--ua-color-accent) 22%, transparent);
}
.ua-select-blank {
  padding: 8px 10px;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
  text-align: center;
}
.ua-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 6px 10px;
  border: none;
  border-radius: var(--ua-radius-sm);
  background: none;
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  cursor: pointer;
  transition: background 0.12s;
}
.ua-option:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 8%, transparent);
}
/* 选中态：低视觉比重——淡色底 + 弱化文字，不抢焦点 */
.ua-option-selected {
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
  color: var(--ua-color-text-muted);
  font-weight: 400;
}
.ua-option-selected:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 14%, transparent);
}

/* —— 下拉菜单 —— */
.ua-menu {
  position: relative;
  display: inline-block;
}
.ua-menu-trigger {
  gap: 6px;
}
.ua-menu-caret {
  font-size: 10px;
  opacity: 0.7;
  transition: transform 0.2s;
}
.ua-menu.ua-open .ua-menu-caret {
  transform: rotate(180deg);
}
.ua-menu-pop {
  position: absolute;
  z-index: 20;
  top: calc(100% + 4px);
  left: 0;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
  opacity: 0;
  transform: translateY(-4px);
  visibility: hidden;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
}
.ua-menu-pop.is-end {
  left: auto;
  right: 0;
}
.ua-menu-pop.is-flip {
  top: auto;                     /* 空间不足翻到触发器上方 */
  bottom: calc(100% + 4px);
  transform: translateY(4px);    /* 入场方向随翻转镜像：从下方 4px 滑入 */
}
.ua-menu-pop.ua-open {
  opacity: 1;
  transform: none;
  visibility: visible;
}
.ua-menu-item {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-4);
  text-align: left;
  padding: 6px 10px;
  border: none;
  border-radius: var(--ua-radius-sm);
  background: none;
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  cursor: pointer;
  transition: background 0.12s;
}
.ua-menu-item:hover:not(:disabled) {
  background: color-mix(in srgb, var(--ua-color-accent) 8%, transparent);
}
.ua-menu-item.is-danger {
  color: var(--ua-color-danger);
}
.ua-menu-item.is-danger:hover:not(:disabled) {
  background: color-mix(in srgb, var(--ua-color-danger) 10%, transparent);
}
.ua-menu-label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ua-menu-key {
  flex: none;
  color: var(--ua-color-text-muted);
  font-family: inherit;
  font-size: var(--ua-font-size-sm);
  opacity: 0.8;
}
.ua-menu-item:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-menu-divider {
  height: 1px;
  margin: 4px 2px;
  background: var(--ua-color-border);
}

/* —— 面包屑 —— */
.ua-breadcrumb {
  font-size: var(--ua-font-size-md);
}
.ua-crumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--ua-space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}
.ua-crumb-item {
  display: inline-flex;
  align-items: center;
  gap: var(--ua-space-2);
}
.ua-crumb-link {
  padding: 0;
  border: none;
  background: none;
  color: var(--ua-color-accent);
  font-size: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.15s;
}
.ua-crumb-link:hover {
  opacity: 0.75;
  text-decoration: underline;
}
.ua-crumb-link:focus-visible {
  outline: none;
  border-radius: var(--ua-radius-sm);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-crumb-current {
  color: var(--ua-color-text-muted);
}
.ua-crumb-sep {
  color: var(--ua-color-text-muted);
  opacity: 0.6;
}

/* —— 气泡卡片（可交互弹层，与 tooltip 的分工是 content 里能点） —— */
.ua-pop-wrap {
  position: relative;
  display: inline-flex;
}
.ua-pop {
  position: absolute;
  left: 0;
  z-index: 30;
  min-width: 200px;
  max-width: 280px;
  padding: var(--ua-space-3);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.16);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
}
.ua-pop-top {
  bottom: calc(100% + 8px);
  transform: translateY(4px);
}
.ua-pop-bottom {
  top: calc(100% + 8px);
  transform: translateY(-4px);
}
.ua-pop.ua-open {
  opacity: 1;
  transform: none;
  visibility: visible;
}
.ua-pop-title {
  margin-bottom: var(--ua-space-2);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-lg);
  font-weight: 600;
}
.ua-pop-body {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  line-height: 1.6;
}

/* —— 折叠面板 —— */
.ua-accordion {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  overflow: hidden;
  background: var(--ua-color-bg);
}
.ua-acc-item + .ua-acc-item {
  border-top: 1px solid var(--ua-color-border);
}
.ua-acc-head {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border: none;
  background: none;
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-lg);
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
}
.ua-acc-head:hover:not(:disabled) {
  background: color-mix(in srgb, var(--ua-color-accent) 6%, transparent);
}
.ua-acc-head:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--ua-color-accent) 45%, transparent);
}
.ua-acc-head:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-acc-caret {
  font-size: 10px;
  color: var(--ua-color-text-muted);
  transition: transform 0.22s ease;
}
.ua-acc-item.ua-open .ua-acc-caret {
  transform: rotate(90deg);
}
/* 内容区用 grid 行高过渡：0fr → 1fr，无需测量高度 */
.ua-acc-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.24s ease;
}
.ua-acc-item.ua-open .ua-acc-body {
  grid-template-rows: 1fr;
}
.ua-acc-inner {
  overflow: hidden;
  padding: 0 12px;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
}
.ua-acc-item.ua-open .ua-acc-inner {
  padding-bottom: 12px;
}

/* —— 头像 —— */
.ua-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  border-radius: 50%;
  overflow: hidden;
  background: color-mix(in srgb, var(--ua-color-accent) 14%, transparent);
  color: var(--ua-color-accent);
  font-size: var(--ua-font-size-md);
  font-weight: 500;
  user-select: none;
}
.ua-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ua-avatar-success {
  background: color-mix(in srgb, var(--ua-color-success) 16%, transparent);
  color: var(--ua-color-success);
}
.ua-avatar-warning {
  background: color-mix(in srgb, var(--ua-color-warning) 18%, transparent);
  color: var(--ua-color-warning);
}
.ua-avatar-danger {
  background: color-mix(in srgb, var(--ua-color-danger) 16%, transparent);
  color: var(--ua-color-danger);
}

/* —— 标签（可关闭） —— */
.ua-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border: 1px solid var(--ua-color-border);
  border-radius: 999px;
  background: var(--ua-color-surface);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-sm);
  line-height: 1.6;
  transition: border-color 0.15s, background 0.15s;
}
.ua-tag-success {
  border-color: color-mix(in srgb, var(--ua-color-success) 55%, transparent);
  background: color-mix(in srgb, var(--ua-color-success) 10%, var(--ua-color-bg));
}
.ua-tag-warning {
  border-color: color-mix(in srgb, var(--ua-color-warning) 55%, transparent);
  background: color-mix(in srgb, var(--ua-color-warning) 12%, var(--ua-color-bg));
}
.ua-tag-danger {
  border-color: color-mix(in srgb, var(--ua-color-danger) 55%, transparent);
  background: color-mix(in srgb, var(--ua-color-danger) 10%, var(--ua-color-bg));
}
.ua-tag-info {
  border-color: color-mix(in srgb, var(--ua-color-accent) 55%, transparent);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, var(--ua-color-bg));
}
.ua-tag-close {
  padding: 0;
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s, transform 0.15s;
}
.ua-tag-close:hover {
  color: var(--ua-color-text);
  transform: scale(1.15);
}

/* —— 可选标签（筛选片）—— */
.ua-tag.is-checkable {
  font: inherit;
  color: var(--ua-color-text-muted);
  background: transparent;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s, background 0.15s, color 0.15s;
}
.ua-tag.is-checkable:hover {
  transform: translateY(-1px);
  color: var(--ua-color-text);
}
.ua-tag.is-checkable:active {
  transform: scale(0.97);
}
.ua-tag.is-checkable:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--ua-color-accent) 45%, transparent);
  outline-offset: 2px;
}
.ua-tag.is-checked {
  border-color: color-mix(in srgb, var(--ua-color-accent) 55%, transparent);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, var(--ua-color-bg));
  color: var(--ua-color-text);
}

@media (prefers-reduced-motion: reduce) {
  .ua-tag.is-checkable { transition: none; }
  .ua-tag.is-checkable:hover,
  .ua-tag.is-checkable:active { transform: none; }
}

/* —— 滑块 —— */
.ua-slider {
  display: inline-flex;
  align-items: center;
  gap: var(--ua-space-3);
  min-width: 180px;
}
.ua-slider-input {
  flex: 1;
  height: 4px;
  margin: 0;
  border-radius: var(--ua-radius-sm);
  background: color-mix(in srgb, var(--ua-color-border) 70%, transparent);
  accent-color: var(--ua-color-accent);
  cursor: pointer;
  transition: opacity 0.15s;
}
.ua-slider-input:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 20%, transparent);
}
.ua-slider-input:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-slider-value {
  min-width: 32px;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* —— 多行输入 —— */
.ua-textarea {
  width: 100%;
  min-height: 60px;
  padding: 6px 10px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font: inherit;
  font-size: var(--ua-font-size-md);
  resize: vertical;
}
.ua-textarea-count-group {
  display: flex;             /* 字数统计 + 原有 suffix 并排靠右 */
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
}
.ua-textarea-count {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
  font-variant-numeric: tabular-nums; /* 数字等宽，跳动不抖 */
}

/* —— 数字输入 —— */
.ua-input-number {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.ua-input-number .ua-btn {
  padding: 5px 12px; /* 收窄为步进按钮 */
  line-height: 1.4;
}
.ua-input-number-field {
  width: 76px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* —— 步骤条 —— */
.ua-stepper {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
}
.ua-step {
  display: flex;
  align-items: flex-start;
  gap: var(--ua-space-2);
  flex: 1;
}
.ua-step + .ua-step {
  padding-left: var(--ua-space-3);
}
.ua-step + .ua-step::before {
  content: ''; /* 连接线：与前一节点之间的横向短线 */
  width: 20px;
  height: 1px;
  margin-top: 13px;
  margin-right: var(--ua-space-2);
  background: var(--ua-color-border);
  flex-shrink: 0;
}
.ua-step-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--ua-color-border);
  border-radius: 999px;
  background: var(--ua-color-surface);
  color: var(--ua-color-text-muted);
  font: inherit;
  font-size: var(--ua-font-size-sm);
  flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s, color 0.15s, transform 0.12s, box-shadow 0.15s;
}
button.ua-step-dot {
  padding: 0; /* 可回跳步骤：重置原生按钮样式 */
  cursor: pointer;
}
button.ua-step-dot:hover {
  border-color: var(--ua-color-accent);
  color: var(--ua-color-accent);
  transform: translateY(-1px);
}
.ua-step-done .ua-step-dot {
  border-color: color-mix(in srgb, var(--ua-color-accent) 55%, transparent);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, var(--ua-color-bg));
  color: var(--ua-color-accent);
}
.ua-step-current .ua-step-dot {
  border-color: var(--ua-color-accent);
  background: var(--ua-color-bg);
  color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 15%, transparent);
}
.ua-step-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.ua-step-label {
  font-size: var(--ua-font-size-md);
  line-height: 1.4;
  color: var(--ua-color-text-muted);
}
.ua-step-current .ua-step-label {
  color: var(--ua-color-text);
  font-weight: 600;
}
.ua-step-desc {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}

/* —— 评分 —— */
.ua-rate {
  display: inline-flex;
  gap: 2px;
}
.ua-rate:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--ua-color-accent) 45%, transparent);
  outline-offset: 3px;
  border-radius: var(--ua-radius-sm);
}
.ua-rate-star {
  padding: 0;
  border: none;
  background: none;
  color: var(--ua-color-border); /* 未选中：弱化为边框色 */
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s, transform 0.12s;
}
.ua-rate-star:hover {
  transform: scale(1.15); /* 悬停微放大 */
}
.ua-rate-star.is-on {
  color: var(--ua-color-warning); /* 选中：警示黄即星标金 */
}
.ua-rate-star:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}
.ua-rate-star:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-warning) 25%, transparent);
  border-radius: 4px;
}

/* —— 空状态 —— */
.ua-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ua-space-2);
  padding: var(--ua-space-4);
  min-height: 120px; /* 撑出足够留白感 */
  justify-content: center;
  text-align: center;
}
.ua-empty-icon {
  font-size: 34px;
  line-height: 1;
  color: var(--ua-color-border); /* 装饰符号弱化为边框色 */
}
.ua-empty-title {
  font-size: var(--ua-font-size-md);
  font-weight: 600;
  color: var(--ua-color-text);
}
.ua-empty-desc {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-empty-action {
  margin-top: var(--ua-space-1);
}

/* —— 分隔线 —— */
.ua-divider {
  display: flex;
  align-items: center;
  gap: var(--ua-space-3);
  margin: var(--ua-space-3) 0;
}
.ua-divider::before,
.ua-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--ua-color-border);
}
.ua-divider-dashed::before,
.ua-divider-dashed::after {
  background: none;
  border-top: 1px dashed var(--ua-color-border);
}
.ua-divider-label {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
  white-space: nowrap;
}
.ua-divider-vertical {
  display: inline-block;
  align-self: stretch;
  width: 1px;
  min-height: 20px;
  margin: 0 var(--ua-space-2);
}
.ua-divider-vertical::before,
.ua-divider-vertical::after {
  content: none; /* 垂直线：单线无伪元素 */
}
.ua-divider-vertical.ua-divider-dashed {
  background: none;
  border-left: 1px dashed var(--ua-color-border); /* 垂直虚线走边框 */
}

/* —— 徽标 —— */
.ua-badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: var(--ua-font-size-sm);
  line-height: 1.6;
}
.ua-badge-count {
  min-width: 18px;
  padding: 0 5px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  background: var(--ua-color-danger);
  color: var(--ua-color-bg);
}
.ua-badge-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border-radius: 999px;
  background: var(--ua-color-danger);
}
.ua-badge-default {
  background: var(--ua-color-border);
  color: var(--ua-color-text);
}
.ua-badge-success {
  background: var(--ua-color-success);
  color: var(--ua-color-bg);
}
.ua-badge-warning {
  background: var(--ua-color-warning);
  color: var(--ua-color-bg);
}
.ua-badge-danger {
  background: var(--ua-color-danger);
  color: var(--ua-color-bg);
}

/* —— 提示条 —— */
.ua-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--ua-space-2);
  width: 100%;
  padding: 8px 12px;
  transition: opacity 0.2s ease, transform 0.2s ease;
  border-radius: var(--ua-radius-md);
  border: 1px solid;
  font-size: var(--ua-font-size-md);
  animation: ua-slide-in 0.25s ease-out;
}
@keyframes ua-slide-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
}
.ua-alert-icon {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-top: 1px;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 11px;
  line-height: 1;
  opacity: 0.85;
}
.ua-alert.is-banner {
  padding: 10px 16px;
  border-width: 0 0 1px;
  border-radius: 0;
}

.ua-alert-body {
  flex: 1;
  min-width: 0;
}
.ua-alert-title {
  margin-bottom: 2px;
  font-weight: 600;
}
.ua-alert-close {
  flex: none;
  padding: 0 2px;
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: 14px;
  line-height: 1.4;
  cursor: pointer;
  transition: color 0.15s;
}
.ua-alert-close:hover {
  color: var(--ua-color-text);
}
/* 关闭退场：淡出 + 轻微上移，配合 200ms 后摘除节点 */
.ua-alert-out {
  opacity: 0;
  transform: translateY(-4px);
}
.ua-alert-info {
  border-color: var(--ua-color-accent);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-alert-success {
  border-color: var(--ua-color-success);
  background: color-mix(in srgb, var(--ua-color-success) 12%, transparent);
}
.ua-alert-warning {
  border-color: var(--ua-color-warning);
  background: color-mix(in srgb, var(--ua-color-warning) 12%, transparent);
}
.ua-alert-danger {
  border-color: var(--ua-color-danger);
  background: color-mix(in srgb, var(--ua-color-danger) 12%, transparent);
}

/* —— 独立分页器 —— */
.ua-pagination {
  display: inline-flex;
  align-items: center;
  gap: var(--ua-space-1);
}
.ua-pagination-pages,
.ua-pagination-tail {
  display: inline-flex;   /* 页码区与附加区分组，附加项只创建一次 */
  align-items: center;
  gap: var(--ua-space-1);
}
.ua-page-jump-wrap {
  display: inline-flex;      /* 跳页输入 + 总页数说明 */
  align-items: center;
  gap: 4px;
  margin-left: var(--ua-space-2);
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
}
.ua-page-jump {
  width: 48px;
  padding: 4px 6px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-sm);
  text-align: center;
}
.ua-page-total {
  white-space: nowrap;
}
.ua-page-btn {
  min-width: 28px;
  height: 28px;
  padding: 0 var(--ua-space-2);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  cursor: pointer;
  font-variant-numeric: tabular-nums;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.ua-page-btn:hover:not(:disabled) {
  border-color: var(--ua-color-accent);
  transform: translateY(-1px);
}
.ua-page-btn:focus-visible {
  outline: none;
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-page-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-page-btn.ua-active {
  border-color: var(--ua-color-accent);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent); /* 选中态低视觉比重 */
  color: var(--ua-color-text-muted);
}
.ua-page-gap {
  color: var(--ua-color-text-muted);
  padding: 0 2px;
}

/* —— 骨架屏：占位灰块 + 扫光 —— */
.ua-skeleton {
  position: relative;
  overflow: hidden;
  border-radius: var(--ua-radius-sm);
  background: color-mix(in srgb, var(--ua-color-border) 45%, transparent);
}
.ua-skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--ua-color-bg) 65%, transparent), transparent);
  animation: ua-shimmer 1.4s ease-in-out infinite;
}
@keyframes ua-shimmer {
  to {
    transform: translateX(100%);
  }
}
.ua-skeleton-text {
  height: 12px;
  margin-bottom: var(--ua-space-2);
}
.ua-skeleton-text.ua-last {
  width: 60%;
  margin-bottom: 0;
}
.ua-skeleton-rect {
  width: 100%;
  height: 80px;
  border-radius: var(--ua-radius-md);
}
.ua-skeleton-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
}
.ua-skeleton-group {
  width: 100%;
}

/* —— toast 消息提示：右上角堆叠，转瞬即逝 —— */
.ua-toast-host {
  position: fixed;
  top: var(--ua-space-4);
  right: var(--ua-space-4);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--ua-space-2);
  pointer-events: none;
}
.ua-toast {
  display: flex;
  align-items: center;
  gap: var(--ua-space-3);
  padding: var(--ua-space-2) var(--ua-space-3);
  border-radius: var(--ua-radius-md);
  border: 1px solid;
  font-size: var(--ua-font-size-md);
  opacity: 0;
  transform: translateX(12px);
  transition: opacity 0.22s ease-out, transform 0.22s ease-out;
}
.ua-toast.ua-open {
  opacity: 1;
  transform: translateX(0);
}
/* 仅带关闭按钮的 toast 接收指针，其余保持穿透不挡页面 */
.ua-toast.is-closable {
  pointer-events: auto;
}
.ua-toast-close {
  padding: 0 2px;
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s;
}
.ua-toast-close:hover {
  color: var(--ua-color-text);
}
.ua-toast-info {
  border-color: var(--ua-color-accent);
  background: color-mix(in srgb, var(--ua-color-accent) 8%, var(--ua-color-bg));
}
.ua-toast-success {
  border-color: var(--ua-color-success);
  background: color-mix(in srgb, var(--ua-color-success) 10%, var(--ua-color-bg));
}
.ua-toast-warning {
  border-color: var(--ua-color-warning);
  background: color-mix(in srgb, var(--ua-color-warning) 10%, var(--ua-color-bg));
}
.ua-toast-danger {
  border-color: var(--ua-color-danger);
  background: color-mix(in srgb, var(--ua-color-danger) 10%, var(--ua-color-bg));
}

/* —— 加载指示器 —— */
.ua-spinner {
  display: inline-block;
  border: 2px solid var(--ua-color-border);
  border-top-color: var(--ua-color-accent);
  border-radius: 50%;
  animation: ua-spin 0.8s linear infinite;
}
@keyframes ua-spin {
  to {
    transform: rotate(360deg);
  }
}

/* —— 进度条：轨道 + 渐变流动填充 —— */
.ua-progress {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  width: 100%;
}
.ua-progress-track {
  flex: 1;
  height: 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ua-color-border) 40%, transparent);
  overflow: hidden;
}
.ua-progress-fill {
  position: relative;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in srgb, var(--ua-color-accent) 65%, transparent), var(--ua-color-accent));
  transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.ua-progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.18) 0 6px, transparent 6px 12px);
  background-size: 17px 100%;
  animation: ua-stripe 0.6s linear infinite;
}
.ua-progress-fill.ua-done {
  background: var(--ua-color-success);
}
.ua-progress-fill.ua-done::after {
  animation: none;
  opacity: 0;
}
/* 语义色：显式声明在 ua-done 之后，同特异性以调用方 variant 为准（满格不回退 success） */
.ua-progress-success .ua-progress-fill {
  background: var(--ua-color-success);
}
.ua-progress-warning .ua-progress-fill {
  background: var(--ua-color-warning);
}
.ua-progress-danger .ua-progress-fill {
  background: var(--ua-color-danger);
}
/* 不确定态：固定比例填充块匀速往复，宽度与位移都由动画控制 */
.ua-progress-fill.ua-indeterminate {
  width: 35%;
  transition: none;
  animation: ua-indeterminate 1.2s ease-in-out infinite;
}
.ua-progress-fill.ua-indeterminate::after {
  animation: none;
}
@keyframes ua-indeterminate {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(285%);
  }
}
@keyframes ua-stripe {
  to {
    background-position: 17px 0;
  }
}
.ua-progress-text {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
  min-width: 40px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* —— 标签页：滑动指示条 + 可滚动页签头 —— */
.ua-tabs {
  width: 100%;
}
.ua-tabs-head {
  position: relative;
  display: inline-flex;
  gap: 4px;
  max-width: 100%;
  overflow-x: auto;
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-tab {
  padding: 7px 14px;
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}
.ua-tab:hover {
  color: var(--ua-color-text);
  background: color-mix(in srgb, var(--ua-color-accent) 5%, transparent);
}
.ua-tab:focus-visible {
  outline: none;
  color: var(--ua-color-accent);
}
.ua-tab:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.ua-tab-active {
  color: var(--ua-color-accent);
  font-weight: 500;
}
.ua-tab-item {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.ua-tab-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-left: -4px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, background-color 0.15s, color 0.15s;
}
.ua-tab-item:hover .ua-tab-close,
.ua-tab-item:focus-within .ua-tab-close {
  opacity: 1;
}
.ua-tab-close:focus-visible {
  opacity: 1;
  outline: 2px solid var(--ua-color-accent);
  outline-offset: 1px;
}
.ua-tab-close:hover {
  color: var(--ua-color-text);
  background: color-mix(in srgb, var(--ua-color-accent) 12%, transparent);
}
@media (hover: none) {
  .ua-tab-close {
    opacity: 1;
  }
}
.ua-tabs-indicator {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 1px;
  background: var(--ua-color-accent);
  transition: left 0.25s cubic-bezier(0.4, 0, 0.2, 1), width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* —— 表单 —— */
.ua-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
}
.ua-form-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
/* 水平布局：标签左置右对齐 */
.ua-form-h .ua-form-item {
  flex-direction: row;
  align-items: flex-start;
}
.ua-form-h .ua-form-label {
  min-width: 80px;
  padding-top: 6px;
  text-align: right;
}
.ua-form-h .ua-form-control {
  flex: 1;
}
.ua-form-label {
  display: inline-flex;
  gap: 3px;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-form-req {
  color: var(--ua-color-danger);
  font-style: normal;
}
.ua-form-control {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ua-form-hint {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
  margin-top: 4px;
}
.ua-form-hint[hidden] {
  display: none;
}
.ua-form-error {
  color: var(--ua-color-danger);
  font-size: var(--ua-font-size-sm);
  animation: ua-slide-in 0.2s ease-out;
}
.ua-form-error:empty {
  display: none;
}
/* 校验失败：控件描红 + 危险色光环（root 与包裹式控件的内部触发器一并覆盖） */
.ua-invalid,
.ua-invalid .ua-input,
.ua-invalid .ua-textarea,
.ua-invalid .ua-select-trigger,
.ua-invalid .ua-radio,
.ua-invalid .ua-slider-input {
  border-color: var(--ua-color-danger) !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-danger) 15%, transparent) !important;
}
.ua-form-actions {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

/* —— 抽屉（侧滑面板） —— */
.ua-drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.36);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s;
}
.ua-drawer-overlay.ua-open {
  opacity: 1;
  visibility: visible;
}
.ua-drawer {
  position: absolute;
  top: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  max-width: 92vw;
  background: var(--ua-color-surface);
  border-left: 1px solid var(--ua-color-border);
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.22);
  transition: transform 0.24s ease;
}
.ua-drawer-right {
  right: 0;
  transform: translateX(100%);
}
.ua-drawer-left {
  left: 0;
  border-left: none;
  border-right: 1px solid var(--ua-color-border);
  transform: translateX(-100%);
}
.ua-drawer-top,
.ua-drawer-bottom {
  left: 0;
  right: 0;
  bottom: auto;
  max-width: none;
  border-left: none;
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-drawer-top {
  top: 0;
  transform: translateY(-100%);
}
.ua-drawer-bottom {
  top: auto;
  bottom: 0;
  border-bottom: none;
  border-top: 1px solid var(--ua-color-border);
  transform: translateY(100%);
}
.ua-drawer-overlay.ua-open .ua-drawer-right,
.ua-drawer-overlay.ua-open .ua-drawer-left,
.ua-drawer-overlay.ua-open .ua-drawer-top,
.ua-drawer-overlay.ua-open .ua-drawer-bottom {
  transform: none;
}
.ua-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-2);
  padding: 12px 16px;
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-drawer-title {
  margin: 0;
  font-size: var(--ua-font-size-lg);
  font-weight: 500;
}
.ua-drawer-close {
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}
.ua-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
}
.ua-drawer-foot {
  display: flex;
  justify-content: flex-end;
  gap: var(--ua-space-2);
  padding: 12px 16px;
  border-top: 1px solid var(--ua-color-border);
}

/* —— 弹窗 —— */
.ua-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.4);
  align-items: center;
  justify-content: center;
}
.ua-modal-overlay.ua-open {
  display: flex;
  animation: ua-fade 0.2s ease-out;
}
.ua-modal {
  width: min(420px, 90vw);
  border-radius: var(--ua-radius-lg);
  background: var(--ua-color-surface);
  border: 1px solid var(--ua-color-border);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  animation: ua-pop-in 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
/* 宽度档位：md 为基准，sm / lg 覆盖 */
.ua-modal-sm {
  width: min(340px, 90vw);
}
.ua-modal-lg {
  width: min(640px, 92vw);
}
.ua-modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: var(--ua-space-2);
  padding: 12px 16px;
  border-top: 1px solid var(--ua-color-border);
}
@keyframes ua-fade {
  from {
    opacity: 0;
  }
}
@keyframes ua-pop-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.96);
  }
}
.ua-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-modal-title {
  margin: 0;
  font-size: var(--ua-font-size-lg);
  font-weight: 500;
}
.ua-modal-close {
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}
.ua-modal-body {
  padding: 16px;
}
.ua-textarea:focus-visible {
  outline: none;
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}

/* —— 悬浮提示 —— */
.ua-tip-wrap {
  position: relative;
  display: inline-flex;
}
.ua-tip {
  position: absolute;
  left: 50%;
  z-index: 30;
  max-width: 220px;
  padding: var(--ua-space-1) var(--ua-space-2);
  border-radius: var(--ua-radius-sm);
  background: var(--ua-color-text);
  color: var(--ua-color-bg);
  font-size: var(--ua-font-size-sm);
  line-height: 1.5;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.16s ease-out, transform 0.16s ease-out;
}
.ua-tip-top {
  bottom: calc(100% + 6px);
  transform: translateX(-50%) translateY(3px);
}
.ua-tip-bottom {
  top: calc(100% + 6px);
  transform: translateX(-50%) translateY(-3px);
}
.ua-tip.ua-open {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* —— 通用禁用态：置灰 + 禁用光标 —— */
.ua-btn:disabled,
.ua-checkbox:disabled,
.ua-radio:disabled,
.ua-switch-input:disabled,
.ua-input:disabled,
.ua-textarea:disabled,
.ua-select-trigger:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
/* 禁用时悬停不改边框色，避免误以为可交互 */
.ua-select-trigger:disabled:hover {
  border-color: var(--ua-color-border);
}
/* 单选组禁用：整行文案同步弱化 */
.ua-check-row:has(.ua-radio:disabled) {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-switch-input:disabled + .ua-switch-track {
  opacity: 0.45;
}

/* —— 无障碍：用户偏好减少动效时关闭全部动画 —— */
@media (prefers-reduced-motion: reduce) {
  .ua-btn,
  .ua-checkbox,
  .ua-radio,
  .ua-select-trigger,
  .ua-select-arrow,
  .ua-select-pop,
  .ua-option,
  .ua-menu-pop,
  .ua-menu-caret,
  .ua-menu-item,
  .ua-acc-head,
  .ua-acc-caret,
  .ua-acc-body,
  .ua-crumb-link,
  .ua-pop,
  .ua-slider-input,
  .ua-tag,
  .ua-tag-close,
  .ua-switch-track,
  .ua-switch-thumb,
  .ua-tab,
  .ua-tabs-indicator,
  .ua-page-btn,
  .ua-table tbody tr,
  .ua-progress-fill,
  .ua-progress-fill::after,
  .ua-alert,
  .ua-tip,
  .ua-toast,
  .ua-skeleton,
  .ua-skeleton::after,
  .ua-form-error,
  .ua-modal,
  .ua-modal-overlay,
  .ua-drawer,
  .ua-drawer-overlay,
  .ua-step-dot,
  .ua-rate-star {
    animation: none !important;
    transition: none !important;
  }
}

/* ---- image 图片（缩略图 + 遮罩大图预览） ---- */
.ua-image {
  display: inline-block;
  max-width: 100%;
  border-radius: var(--ua-radius-md);
  cursor: zoom-in;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.ua-image:hover,
.ua-image:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
  outline: none;
}
.ua-image-fallback {
  display: inline-flex;         /* 加载失败占位：虚线框 + 弱化文案 */
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: var(--ua-space-2) var(--ua-space-3);
  border: 1px dashed var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  background: var(--ua-color-surface);
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
}
.ua-image-mask {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6); /* 遮罩透明度叠加，非实体色 */
  cursor: zoom-out;
  animation: ua-image-in 0.18s ease;
}
.ua-image-full {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--ua-radius-md);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.16);
}
@keyframes ua-image-in {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-image,
  .ua-image-mask {
    animation: none !important;
    transition: none !important;
  }
}

/* ---- 输入附加组（prefix/suffix） ---- */
.ua-input-group {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.ua-input-group:focus-within {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-input-group .ua-input,
.ua-input-group .ua-textarea {
  border: none;           /* 组已带边框，内层去边防双线 */
  border-radius: 0;
  min-width: 160px;
  background: transparent;
}
.ua-input-group .ua-input:focus,
.ua-input-group .ua-textarea:focus {
  box-shadow: none;       /* 聚焦光环由组统一承载 */
  outline: none;
}
.ua-input-group-column {
  flex-direction: column;
  align-items: stretch;
}
.ua-input-addon {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  color: var(--ua-color-text-muted);
  background: color-mix(in srgb, var(--ua-color-text) 5%, transparent);
  font-size: var(--ua-font-size-md);
  user-select: none;
}
.ua-input-clear-group {
  display: inline-flex;      /* 清空按钮 + 原有 suffix 并排 */
  align-items: center;
  gap: 4px;
}
.ua-input-clear {
  border: none;              /* 一键清空：小圆钮，弱化视觉 */
  background: none;
  padding: 0 2px;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  line-height: 1;
  cursor: pointer;
}
.ua-input-clear:hover {
  color: var(--ua-color-text);
}
.ua-input-clear.is-hidden {
  display: none;             /* 空值时隐藏 */
}

/* —— 时间线：纵向轴线 + 语义色节点，mode=right 时轴线居右 —— */
.ua-tl {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}
.ua-tl::before {
  content: '';
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 0;
  width: 1px;
  background: var(--ua-color-border);
}
.ua-tl-right::before {
  left: auto;
  right: 5px;
}
.ua-tl-item {
  position: relative;
  padding: 0 0 var(--ua-space-3) 22px;
  animation: ua-tl-in 0.18s ease-out both;
}
.ua-tl-item:last-child {
  padding-bottom: 0;
}
.ua-tl-right .ua-tl-item {
  padding: 0 22px var(--ua-space-3) 0;
  text-align: right;
}
.ua-tl-right .ua-tl-item:last-child {
  padding-bottom: 0;
}
.ua-tl-dot {
  position: absolute;
  left: 0;
  top: 4px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ua-color-text-muted);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
  transition: transform 0.15s;
}
.ua-tl-right .ua-tl-dot {
  left: auto;
  right: 0;
}
.ua-tl-item:hover .ua-tl-dot {
  transform: scale(1.15);
}
.ua-tl-dot-default { background: var(--ua-color-accent); }
.ua-tl-dot-success { background: var(--ua-color-success); }
.ua-tl-dot-warning { background: var(--ua-color-warning); }
.ua-tl-dot-danger { background: var(--ua-color-danger); }
.ua-tl-dot-pending {
  background: var(--ua-color-bg);
  border: 1px dashed var(--ua-color-accent);
  animation: ua-tl-pulse 1.6s ease-in-out infinite;
}
.ua-tl-head {
  display: flex;
  gap: var(--ua-space-2);
  align-items: baseline;
}
.ua-tl-right .ua-tl-head {
  justify-content: flex-end;
}
.ua-tl-title {
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  font-weight: 600;
}
.ua-tl-item.is-pending .ua-tl-title {
  color: var(--ua-color-text-muted);
  font-weight: 500;
}
.ua-tl-time {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
  font-variant-numeric: tabular-nums;
}
.ua-tl-content {
  margin: 2px 0 0;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
  line-height: 1.6;
}
@keyframes ua-tl-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes ua-tl-pulse {
  0%, 100% { box-shadow: 0 0 0 2px color-mix(in srgb, var(--ua-color-accent) 18%, transparent); }
  50% { box-shadow: 0 0 0 5px color-mix(in srgb, var(--ua-color-accent) 4%, transparent); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-tl-item,
  .ua-tl-dot-pending,
  .ua-tl-dot {
    animation: none !important;
    transition: none !important;
  }
}

/* —— 分段控制器：胶囊容器 + 滑动滑块，选中态低视觉比重 —— */
.ua-segmented {
  position: relative;
  display: inline-flex;
  border: 1px solid var(--ua-color-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--ua-color-text) 4%, transparent);
  overflow: hidden;
}
.ua-seg-thumb {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  border-radius: 999px;
  background: var(--ua-color-bg);
  box-shadow: 0 1px 4px color-mix(in srgb, var(--ua-color-text) 12%, transparent);
  transition: transform 0.18s ease, width 0.18s ease;
  pointer-events: none;
}
.ua-seg-btn {
  position: relative;
  z-index: 1;
  padding: 5px 14px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  cursor: pointer;
  transition: color 0.15s;
  white-space: nowrap;
}
.ua-seg-btn:hover:not(:disabled) {
  color: var(--ua-color-text);
}
.ua-seg-btn:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: -2px;
}
.ua-seg-btn.is-active {
  color: var(--ua-color-accent);
  font-weight: 600;
}
.ua-seg-btn:disabled {
  color: color-mix(in srgb, var(--ua-color-text-muted) 45%, transparent);
  cursor: not-allowed;
}
.ua-segmented-sm .ua-seg-btn {
  padding: 3px 10px;
  font-size: var(--ua-font-size-sm);
}
.ua-segmented.is-disabled {
  opacity: 0.6;
}
@media (prefers-reduced-motion: reduce) {
  .ua-seg-thumb,
  .ua-seg-btn {
    transition: none !important;
  }
}

/* —— 描述列表：label : value 网格，列数走 --ua-desc-col，窄屏自动单列 —— */
.ua-desc {
  display: grid;
  grid-template-columns: repeat(var(--ua-desc-col, 3), minmax(0, 1fr));
  gap: var(--ua-space-2) var(--ua-space-3);
}
.ua-desc-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-2);
}
.ua-desc-title {
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  font-weight: 600;
}
.ua-desc-item {
  display: flex;
  gap: var(--ua-space-2);
  min-width: 0;
  padding: 4px 0;
}
.ua-desc-label {
  flex: 0 0 auto;
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
}
.ua-desc-value {
  min-width: 0;
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-md);
  overflow-wrap: anywhere;
}
.ua-desc-sm .ua-desc-label,
.ua-desc-sm .ua-desc-value {
  font-size: var(--ua-font-size-sm);
}
.ua-desc.is-bordered {
  gap: 0;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  overflow: hidden;
}
.ua-desc.is-bordered .ua-desc-item {
  padding: 0;
  border-right: 1px solid var(--ua-color-border);
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-desc.is-bordered .ua-desc-label {
  padding: 6px 10px;
  background: color-mix(in srgb, var(--ua-color-text) 4%, transparent);
  border-right: 1px solid var(--ua-color-border);
  white-space: nowrap;
}
.ua-desc.is-bordered .ua-desc-value {
  padding: 6px 10px;
  flex: 1;
}
@media (max-width: 640px) {
  .ua-desc {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* —— 统计数值：大号等宽数字 + 前后缀 + 环比趋势，涨红跌绿 —— */
.ua-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ua-stat-title {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
}
.ua-stat-value {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
}
.ua-stat-num {
  color: var(--ua-color-text);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.ua-stat-affix {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-sm);
}
.ua-stat-trend {
  font-size: var(--ua-font-size-sm);
  margin-left: 2px;
}
.ua-stat-trend.is-up {
  color: var(--ua-color-danger);
}
.ua-stat-trend.is-down {
  color: var(--ua-color-success);
}
@media (prefers-reduced-motion: reduce) {
  .ua-stat-num {
    transition: none !important;
  }
}

/* —— 列表 —— */
.ua-list {
  display: flex;
  flex-direction: column;
  border-radius: var(--ua-radius-md);
  overflow: hidden;
}
.ua-list-bordered {
  border: 1px solid var(--ua-color-border);
  background: var(--ua-color-surface);
}
.ua-list-header,
.ua-list-footer {
  padding: var(--ua-space-2) var(--ua-space-3);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-list-header {
  font-weight: 600;
  color: var(--ua-color-text);
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-list-footer {
  border-top: 1px solid var(--ua-color-border);
}
.ua-list-body {
  display: flex;
  flex-direction: column;
}
.ua-list-item {
  display: flex;
  align-items: center;
  gap: var(--ua-space-2);
  padding: var(--ua-space-2) var(--ua-space-3);
  transition: background 0.15s ease;
}
.ua-list-item + .ua-list-item {
  border-top: 1px solid var(--ua-color-border);
}
.ua-list-clickable {
  cursor: pointer;
}
.ua-list-clickable:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 8%, transparent); /* 低视觉比重的悬停底色 */
}
.ua-list-avatar {
  flex: none;
  display: flex;
}
.ua-list-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ua-list-title {
  font-size: var(--ua-font-size-md);
  color: var(--ua-color-text);
}
.ua-list-desc {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-list-extra {
  flex: none;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
@media (prefers-reduced-motion: reduce) {
  .ua-list-item {
    transition: none;
  }
}

/* —— 轮播 —— */
.ua-carousel {
  position: relative;
  overflow: hidden;
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  outline: none;
}
.ua-carousel:focus-visible {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--ua-color-accent) 45%, transparent);
}
.ua-carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.32s ease;
}
.ua-carousel-slide {
  flex: 0 0 100%;
  display: flex;
}
.ua-carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border: 1px solid var(--ua-color-border);
  border-radius: 50%;
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-lg);
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}
.ua-carousel-prev { left: var(--ua-space-2); }
.ua-carousel-next { right: var(--ua-space-2); }
.ua-carousel:hover .ua-carousel-arrow,
.ua-carousel:focus-within .ua-carousel-arrow { opacity: 1; }
.ua-carousel-arrow:hover { background: var(--ua-color-surface); }
.ua-carousel-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: var(--ua-space-2);
  display: flex;
  gap: var(--ua-space-1);
  justify-content: center;
}
.ua-carousel-dot {
  width: 6px;
  height: 6px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--ua-color-border);
  cursor: pointer;
  transition: width 0.2s ease, background 0.2s ease;
}
.ua-carousel-dot-active {
  width: 16px;
  border-radius: var(--ua-radius-sm);
  background: var(--ua-color-accent);
}
@media (prefers-reduced-motion: reduce) {
  .ua-carousel-track,
  .ua-carousel-dot,
  .ua-carousel-arrow { transition: none; }
}

/* —— 树形 —— */
.ua-tree {
  display: flex;
  flex-direction: column;
  font-size: var(--ua-font-size-md);
}
.ua-tree-row {
  display: flex;
  align-items: center;
  gap: var(--ua-space-1);
  padding: 4px var(--ua-space-2);
  border-radius: var(--ua-radius-sm);
  color: var(--ua-color-text);
  cursor: pointer;
  outline: none;
  transition: background 0.15s ease;
}
.ua-tree-row:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 8%, transparent);
}
.ua-tree-row:focus-visible {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--ua-color-accent) 40%, transparent);
}
.ua-tree-selected {
  background: color-mix(in srgb, var(--ua-color-accent) 12%, transparent); /* 选中低视觉比重 */
  font-weight: 600;
}
.ua-tree-caret {
  display: inline-flex;
  justify-content: center;
  width: 14px;
  color: var(--ua-color-text-muted);
  transition: transform 0.15s ease;
}
.ua-tree-caret-open {
  transform: rotate(90deg);
}
.ua-tree-caret-leaf {
  visibility: hidden; /* 叶子节点留空位，标签对齐 */
}
.ua-tree-children {
  padding-left: var(--ua-space-3);
}
.ua-tree-children[hidden] {
  display: none;
}
.ua-tree-box {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-2);
}
.ua-tree-search {
  padding: 5px 10px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  color: var(--ua-color-text);
  font-size: var(--ua-font-size-sm);
}
.ua-tree-search:focus-visible {
  outline: none;
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
@media (prefers-reduced-motion: reduce) {
  .ua-tree-row,
  .ua-tree-caret {
    transition: none;
  }
}

/* —— 文件选择 —— */
.ua-upload-tip {
  margin: 0;
  font-size: 12px;
  color: var(--ua-color-danger);
}
.ua-upload {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-2);
  width: 100%;
  max-width: 360px;
}
.ua-upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--ua-space-1);
  padding: var(--ua-space-4) var(--ua-space-3);
  border: 1px dashed var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  color: var(--ua-color-text-muted);
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.ua-upload-zone:hover,
.ua-upload-over {
  border-color: var(--ua-color-accent);
  background: color-mix(in srgb, var(--ua-color-accent) 6%, transparent);
}
.ua-upload-zone:focus-visible {
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--ua-color-accent) 40%, transparent);
}
.ua-upload-disabled {
  cursor: not-allowed;
  opacity: 0.6;
}
.ua-upload-icon {
  font-size: var(--ua-font-size-lg);
  color: var(--ua-color-accent);
}
.ua-upload-hint {
  font-size: var(--ua-font-size-sm);
}
.ua-upload-input {
  display: none; /* 原生选择器只作为能力载体，界面自绘 */
}
.ua-upload-list {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-1);
}
.ua-upload-item {
  display: flex;
  align-items: center;
  gap: var(--ua-space-2);
  padding: var(--ua-space-1) var(--ua-space-2);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  font-size: var(--ua-font-size-sm);
}
.ua-upload-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ua-color-text);
}
.ua-upload-size {
  color: var(--ua-color-text-muted);
}
.ua-upload-remove {
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 0 2px;
}
.ua-upload-remove:hover {
  color: var(--ua-color-danger);
}
@media (prefers-reduced-motion: reduce) {
  .ua-upload-zone {
    transition: none;
  }
}

/* —— 通知卡片 —— */
.ua-notice-host {
  position: fixed;
  right: var(--ua-space-4);
  bottom: var(--ua-space-4);
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-2);
  z-index: 60;
  pointer-events: none; /* 容器不挡点击，卡片自身恢复 */
}
.ua-notice {
  width: 300px;
  padding: var(--ua-space-3);
  border: 1px solid var(--ua-color-border);
  border-left: 3px solid var(--ua-color-accent);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-bg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  pointer-events: auto;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.ua-notice-open {
  opacity: 1;
  transform: none;
}
.ua-notice-success { border-left-color: var(--ua-color-success); }
.ua-notice-warning { border-left-color: var(--ua-color-warning); }
.ua-notice-danger  { border-left-color: var(--ua-color-danger); }
.ua-notice-head {
  display: flex;
  align-items: center;
  gap: var(--ua-space-1);
}
.ua-notice-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ua-color-accent);
  flex: none;
}
.ua-notice-success .ua-notice-dot { background: var(--ua-color-success); }
.ua-notice-warning .ua-notice-dot { background: var(--ua-color-warning); }
.ua-notice-danger .ua-notice-dot  { background: var(--ua-color-danger); }
.ua-notice-title {
  flex: 1;
  font-size: var(--ua-font-size-md);
  font-weight: 600;
  color: var(--ua-color-text);
}
.ua-notice-close {
  border: none;
  background: none;
  color: var(--ua-color-text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 0 2px;
}
.ua-notice-close:hover {
  color: var(--ua-color-text);
}
.ua-notice-desc {
  margin-top: var(--ua-space-1);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
  line-height: 1.5;
}
.ua-notice-action {
  margin-top: var(--ua-space-2);
  display: flex;
  gap: var(--ua-space-1);
  justify-content: flex-end;
}
@media (prefers-reduced-motion: reduce) {
  .ua-notice {
    transition: none;
  }
}

/* —— 结果页 —— */
.ua-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--ua-space-2);
  padding: var(--ua-space-4) var(--ua-space-3);
  min-height: 180px;
  justify-content: center;
}
.ua-result-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: var(--ua-font-size-lg);
  font-weight: 700;
  color: var(--ua-color-accent-contrast);
  background: var(--ua-color-accent);
}
.ua-result-success .ua-result-icon { background: var(--ua-color-success); }
.ua-result-warning .ua-result-icon { background: var(--ua-color-warning); }
.ua-result-danger .ua-result-icon  { background: var(--ua-color-danger); }
.ua-result-title {
  font-size: var(--ua-font-size-lg);
  font-weight: 600;
  color: var(--ua-color-text);
}
.ua-result-desc {
  max-width: 380px;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
  line-height: 1.6;
}
.ua-result-extra {
  margin-top: var(--ua-space-1);
}
.ua-transfer {
  display: flex;
  align-items: center;
  gap: var(--ua-space-2);
  width: 100%;
}
.ua-transfer-pane {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  overflow: hidden;
}
.ua-transfer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  padding: var(--ua-space-1) var(--ua-space-2);
  border-bottom: 1px solid var(--ua-color-border);
}
.ua-transfer-title {
  font-size: var(--ua-font-size-sm);
  font-weight: 600;
  color: var(--ua-color-text);
}
.ua-transfer-search {
  margin: var(--ua-space-1) var(--ua-space-2) 0;
  padding: 4px var(--ua-space-1);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: var(--ua-color-bg);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.ua-transfer-search:focus {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-transfer-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  height: 220px;
  margin: 0;
  padding: var(--ua-space-1);
  overflow: auto;
  list-style: none;
}
.ua-transfer-item {
  border-radius: var(--ua-radius-sm);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  transition: background 0.15s ease;
}
.ua-transfer-item:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 8%, transparent);
}
.ua-transfer-item.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-transfer-item.is-disabled:hover {
  background: transparent;
}
.ua-transfer-label {
  display: flex;
  align-items: center;
  gap: var(--ua-space-1);
  padding: 6px var(--ua-space-1);
  cursor: pointer;
}
.ua-transfer-item.is-disabled .ua-transfer-label {
  cursor: not-allowed;
}
.ua-transfer-empty {
  padding: var(--ua-space-2) 0;
  text-align: center;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-transfer-foot {
  padding: 6px var(--ua-space-2);
  border-top: 1px solid var(--ua-color-border);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-transfer-ops {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ua-space-1);
}
.ua-transfer-ops-hint {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
@media (prefers-reduced-motion: reduce) {
  .ua-transfer-item,
  .ua-transfer-search {
    transition: none;
  }
}
.ua-cascader {
  position: relative;
  display: inline-block;
  min-width: 220px;
}
.ua-cascader-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  width: 100%;
  padding: 8px var(--ua-space-2);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: var(--ua-color-surface);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.ua-cascader-trigger:hover {
  border-color: var(--ua-color-accent);
}
.ua-cascader-trigger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ua-cascader.ua-open .ua-cascader-trigger {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-cascader-value.is-empty {
  color: var(--ua-color-text-muted);
}
.ua-cascader-caret {
  font-size: 10px;
  color: var(--ua-color-text-muted);
  transition: transform 0.15s ease;
}
.ua-cascader.ua-open .ua-cascader-caret {
  transform: rotate(180deg);
}
.ua-cascader-pop {
  position: absolute;
  z-index: 40;
  display: none;
  margin-top: 6px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}
.ua-cascader-pop.ua-open {
  display: block;
  animation: ua-cascader-in 0.15s ease both;
}
.ua-cascader-pop.is-flip {
  margin-top: 0;
  margin-bottom: 6px;
}
.ua-cascader-panels {
  display: flex;
  align-items: stretch;
}
.ua-cascader-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 132px;
  max-height: 220px;
  margin: 0;
  padding: var(--ua-space-1);
  overflow: auto;
  list-style: none;
  border-right: 1px solid var(--ua-color-border);
}
.ua-cascader-col:last-child {
  border-right: none;
}
.ua-cascader-opt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  padding: 6px var(--ua-space-1);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: transparent;
  border: none;
  border-radius: var(--ua-radius-sm);
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.ua-cascader-opt:hover:not(:disabled),
.ua-cascader-opt.is-active {
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-cascader-opt.is-picked {
  color: var(--ua-color-accent);
  font-weight: 600;
}
.ua-cascader-opt:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-cascader-opt:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: -2px;
}
.ua-cascader-arrow {
  color: var(--ua-color-text-muted);
  font-size: 10px;
}
@keyframes ua-cascader-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-cascader-pop.ua-open { animation: none; }
  .ua-cascader-trigger,
  .ua-cascader-caret,
  .ua-cascader-opt { transition: none; }
}
.ua-splitter {
  display: flex;
  width: 100%;
  min-height: 160px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  overflow: hidden;
}
.ua-splitter-vertical {
  flex-direction: column;
}
.ua-splitter-pane {
  flex: 0 0 auto;
  min-width: 0;
  min-height: 0;
  padding: var(--ua-space-2);
  overflow: auto;
}
.ua-splitter-bar {
  position: relative;
  flex: 0 0 6px;
  background: var(--ua-color-border);
  cursor: col-resize;
  transition: background 0.15s ease;
  touch-action: none;
}
.ua-splitter-vertical > .ua-splitter-bar {
  cursor: row-resize;
}
.ua-splitter-bar::after {
  content: '';
  position: absolute;
  inset: -4px;
  /* 扩大命中区：视觉 6px，实际可抓 14px */
}
.ua-splitter-bar:hover,
.ua-splitter-bar.is-dragging,
.ua-splitter-bar:focus-visible {
  background: var(--ua-color-accent);
}
.ua-splitter-bar:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: 1px;
}
@media (prefers-reduced-motion: reduce) {
  .ua-splitter-bar {
    transition: none;
  }
}
.ua-autocomplete {
  position: relative;
  display: inline-block;
  width: 100%;
  max-width: 320px;
}
.ua-autocomplete-input {
  width: 100%;
  padding: 8px var(--ua-space-2);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: var(--ua-color-surface);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.ua-autocomplete-input:focus {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-autocomplete-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ua-autocomplete-pop {
  position: absolute;
  z-index: 40;
  left: 0;
  right: 0;
  display: none;
  margin-top: 4px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}
.ua-autocomplete-pop.ua-open {
  display: block;
  animation: ua-ac-in 0.15s ease both;
}
.ua-autocomplete-pop.is-flip {
  margin-top: 0;
  margin-bottom: 4px;
}
.ua-autocomplete-list {
  max-height: 220px;
  margin: 0;
  padding: var(--ua-space-1);
  overflow: auto;
  list-style: none;
}
.ua-autocomplete-opt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  padding: 6px var(--ua-space-1);
  border-radius: var(--ua-radius-sm);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  cursor: pointer;
  transition: background 0.15s ease;
}
.ua-autocomplete-opt.is-active,
.ua-autocomplete-opt:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-autocomplete-hint {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-autocomplete-empty {
  padding: var(--ua-space-2) 0;
  text-align: center;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
@keyframes ua-ac-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-autocomplete-pop.ua-open { animation: none; }
  .ua-autocomplete-input,
  .ua-autocomplete-opt { transition: none; }
}
.ua-datepicker {
  position: relative;
  display: inline-block;
  min-width: 200px;
}
.ua-datepicker-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  width: 100%;
  padding: 8px var(--ua-space-2);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: var(--ua-color-surface);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.ua-datepicker-trigger:hover {
  border-color: var(--ua-color-accent);
}
.ua-datepicker-trigger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ua-datepicker.ua-open .ua-datepicker-trigger {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-datepicker-value.is-empty {
  color: var(--ua-color-text-muted);
}
.ua-datepicker-caret {
  font-size: 11px;
  color: var(--ua-color-text-muted);
}
.ua-datepicker-pop {
  position: absolute;
  z-index: 40;
  display: none;
  width: 264px;
  margin-top: 6px;
  padding: var(--ua-space-2);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}
.ua-datepicker-pop.ua-open {
  display: block;
  animation: ua-dp-in 0.15s ease both;
}
.ua-datepicker-pop.is-flip {
  margin-top: 0;
  margin-bottom: 6px;
}
.ua-datepicker-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  margin-bottom: var(--ua-space-1);
}
.ua-datepicker-label {
  font-size: var(--ua-font-size-sm);
  font-weight: 600;
  color: var(--ua-color-text);
}
.ua-datepicker-nav {
  width: 24px;
  height: 24px;
  font-size: 14px;
  line-height: 1;
  color: var(--ua-color-text);
  background: transparent;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.ua-datepicker-nav:hover {
  color: var(--ua-color-accent);
  border-color: var(--ua-color-accent);
}
.ua-datepicker-week {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
  text-align: center;
}
.ua-datepicker-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  margin-top: 2px;
}
.ua-datepicker-blank {
  height: 28px;
}
.ua-datepicker-day {
  height: 28px;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: transparent;
  border: none;
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.ua-datepicker-day:hover:not(:disabled) {
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-datepicker-day.is-today {
  box-shadow: inset 0 0 0 1px var(--ua-color-accent);
}
.ua-datepicker-day.is-selected {
  color: var(--ua-color-accent-contrast);
  background: var(--ua-color-accent);
  font-weight: 600;
}
.ua-datepicker-day:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.ua-datepicker-day:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: -2px;
}
.ua-datepicker-foot {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--ua-space-1);
}
.ua-datepicker-today {
  padding: 4px var(--ua-space-1);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-accent);
  background: transparent;
  border: none;
  cursor: pointer;
}
@keyframes ua-dp-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-datepicker-pop.ua-open { animation: none; }
  .ua-datepicker-trigger,
  .ua-datepicker-day,
  .ua-datepicker-nav { transition: none; }
}
.ua-backtop {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  color: var(--ua-color-accent-contrast);
  background: var(--ua-color-accent);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  transform: translateY(8px) scale(0.9);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 8px 20px color-mix(in srgb, var(--ua-color-accent) 35%, transparent);
}
.ua-backtop.is-visible {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.ua-backtop.is-visible:hover {
  transform: translateY(-2px);
}
.ua-backtop:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: 3px;
}
.ua-backtop-ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  pointer-events: none;
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), var(--ua-color-text) calc(100% - 3px));
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), var(--ua-color-text) calc(100% - 3px));
}
.ua-backtop-icon {
  font-size: var(--ua-font-size-lg);
  line-height: 1;
}
@media (prefers-reduced-motion: reduce) {
  .ua-backtop {
    transition: none;
  }
}
.ua-colorpicker {
  position: relative;
  display: inline-block;
  min-width: 200px;
}
.ua-colorpicker-trigger {
  display: flex;
  align-items: center;
  gap: var(--ua-space-1);
  width: 100%;
  padding: 6px var(--ua-space-2);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: var(--ua-color-surface);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.ua-colorpicker-trigger:hover {
  border-color: var(--ua-color-accent);
}
.ua-colorpicker-trigger:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.ua-colorpicker.ua-open .ua-colorpicker-trigger {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-colorpicker-swatch {
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
}
.ua-colorpicker-value {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  text-align: left;
}
.ua-colorpicker-value.is-empty {
  color: var(--ua-color-text-muted);
}
.ua-colorpicker-caret {
  font-size: 10px;
  color: var(--ua-color-text-muted);
}
.ua-colorpicker-pop {
  position: absolute;
  z-index: 40;
  display: none;
  width: 232px;
  margin-top: 6px;
  padding: var(--ua-space-2);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}
.ua-colorpicker-pop.ua-open {
  display: block;
  animation: ua-cp-in 0.15s ease both;
}
.ua-colorpicker-pop.is-flip {
  margin-top: 0;
  margin-bottom: 6px;
}
.ua-colorpicker-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--ua-space-1);
}
.ua-colorpicker-cell {
  aspect-ratio: 1;
  padding: 0;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.ua-colorpicker-cell:hover {
  transform: translateY(-1px);
}
.ua-colorpicker-cell.is-selected {
  box-shadow: 0 0 0 2px var(--ua-color-accent);
}
.ua-colorpicker-custom {
  display: flex;
  gap: var(--ua-space-1);
  margin-top: var(--ua-space-2);
}
.ua-colorpicker-native {
  flex: 0 0 auto;
  width: 34px;
  height: 30px;
  padding: 0;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  background: transparent;
  cursor: pointer;
}
.ua-colorpicker-hex {
  flex: 1;
  min-width: 0;
  padding: 4px var(--ua-space-1);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: var(--ua-color-bg);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  outline: none;
}
.ua-colorpicker-hex:focus {
  border-color: var(--ua-color-accent);
}
@keyframes ua-cp-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-colorpicker-pop.ua-open { animation: none; }
  .ua-colorpicker-trigger,
  .ua-colorpicker-cell { transition: none; }
}
.ua-tour {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
  pointer-events: none;
}
.ua-tour.ua-open {
  display: block;
}
.ua-tour-spot {
  position: absolute;
  border-radius: var(--ua-radius-md);
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.45);
  transition: all 0.2s ease;
}
.ua-tour-card {
  position: absolute;
  width: 268px;
  padding: var(--ua-space-2);
  pointer-events: auto;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.24);
  animation: ua-tour-in 0.18s ease both;
}
.ua-tour-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ua-space-1);
}
.ua-tour-title {
  font-size: var(--ua-font-size-sm);
  font-weight: 600;
  color: var(--ua-color-text);
}
.ua-tour-close {
  padding: 0 4px;
  font-size: 14px;
  line-height: 1;
  color: var(--ua-color-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
}
.ua-tour-close:hover {
  color: var(--ua-color-text);
}
.ua-tour-desc {
  margin-top: 4px;
  font-size: var(--ua-font-size-sm);
  line-height: 1.6;
  color: var(--ua-color-text-muted);
}
.ua-tour-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ua-space-1);
  margin-top: var(--ua-space-2);
}
.ua-tour-counter {
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
.ua-tour-actions {
  display: flex;
  gap: var(--ua-space-1);
}
@keyframes ua-tour-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-tour-card { animation: none; }
  .ua-tour-spot { transition: none; }
}
.ua-watermark {
  position: relative;
  overflow: hidden;
  border-radius: var(--ua-radius-md);
}
.ua-watermark-body {
  position: relative;
  z-index: 1;
}
.ua-watermark-layer {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-repeat: repeat;
  background-position: 0 0;
}
.ua-check-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--ua-space-2);
}
.ua-check-group-vertical {
  flex-direction: column;
  align-items: flex-start;
  gap: var(--ua-space-1);
}
.ua-affix {
  position: relative;
}
.ua-affix-inner.is-fixed {
  position: fixed;
  z-index: 50;
}
.ua-multiselect {
  position: relative;
  display: inline-block;
  min-width: 240px;
}
.ua-multiselect-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--ua-space-1);
  min-height: 36px;
  padding: 4px var(--ua-space-1);
  background: var(--ua-color-surface);
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-sm);
  cursor: text;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.ua-multiselect.ua-open .ua-multiselect-box {
  border-color: var(--ua-color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ua-color-accent) 18%, transparent);
}
.ua-multiselect-tags {
  display: contents;
}
.ua-multiselect-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  max-width: 160px;
  padding: 2px 6px;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
  border-radius: var(--ua-radius-sm);
}
.ua-multiselect-tag > span {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.ua-multiselect-x {
  padding: 0;
  font-size: 12px;
  line-height: 1;
  color: var(--ua-color-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
}
.ua-multiselect-x:hover {
  color: var(--ua-color-danger);
}
.ua-multiselect-input {
  flex: 1;
  min-width: 70px;
  padding: 2px 0;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  background: transparent;
  border: none;
  outline: none;
}
.ua-multiselect-pop {
  position: absolute;
  z-index: 40;
  left: 0;
  right: 0;
  display: none;
  margin-top: 4px;
  border: 1px solid var(--ua-color-border);
  border-radius: var(--ua-radius-md);
  background: var(--ua-color-surface);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}
.ua-multiselect-pop.ua-open {
  display: block;
  animation: ua-ms-in 0.15s ease both;
}
.ua-multiselect-pop.is-flip {
  margin-top: 0;
  margin-bottom: 4px;
}
.ua-multiselect-list {
  max-height: 220px;
  margin: 0;
  padding: var(--ua-space-1);
  overflow: auto;
  list-style: none;
}
.ua-multiselect-opt {
  display: flex;
  align-items: center;
  gap: var(--ua-space-1);
  padding: 6px var(--ua-space-1);
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text);
  border-radius: var(--ua-radius-sm);
  cursor: pointer;
  transition: background 0.15s ease;
}
.ua-multiselect-opt.is-active,
.ua-multiselect-opt:hover {
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-multiselect-opt.is-selected {
  color: var(--ua-color-accent);
  font-weight: 600;
}
.ua-multiselect-opt.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.ua-multiselect-check {
  width: 12px;
  font-size: 11px;
  color: var(--ua-color-accent);
}
.ua-multiselect-empty {
  padding: var(--ua-space-2) 0;
  text-align: center;
  font-size: var(--ua-font-size-sm);
  color: var(--ua-color-text-muted);
}
@keyframes ua-ms-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .ua-multiselect-pop.ua-open { animation: none; }
  .ua-multiselect-box,
  .ua-multiselect-opt { transition: none; }
}
.ua-tree-row .ua-tree-box {
  margin-right: 2px;
}
@media (prefers-reduced-motion: reduce) {
  .ua-card-hoverable {
    transition: none;
  }
  .ua-card-hoverable:hover {
    transform: none;
  }
}

/* —— 间距容器 —— */
.ua-space {
  display: flex;
  min-width: 0;
}
.ua-space.is-vertical {
  flex-direction: column;
}
.ua-space.is-block {
  width: 100%;
}

/* —— 锚点导航 —— */
.ua-anchor {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: var(--ua-space-3);
}
.ua-anchor::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--ua-color-border);
  border-radius: 1px;
}
.ua-anchor-link {
  position: relative;
  padding: var(--ua-space-1) var(--ua-space-2);
  border-radius: var(--ua-radius-sm);
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  text-decoration: none;
  transition: color 0.15s, background-color 0.15s, transform 0.15s;
}
.ua-anchor-link:hover {
  color: var(--ua-color-text);
  background: color-mix(in srgb, var(--ua-color-accent) 6%, transparent);
  transform: translateX(2px);
}
.ua-anchor-link.is-active {
  color: var(--ua-color-text);
  background: color-mix(in srgb, var(--ua-color-accent) 10%, transparent);
}
.ua-anchor-link.is-active::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--ua-space-3));
  top: 50%;
  width: 2px;
  height: 70%;
  transform: translateY(-50%);
  background: var(--ua-color-accent);
  border-radius: 1px;
}
.ua-anchor-link.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}
.ua-anchor-link:focus-visible {
  outline: 2px solid var(--ua-color-accent);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  .ua-anchor-link {
    transition: none;
  }
  .ua-anchor-link:hover {
    transform: none;
  }
}

/* —— 二次确认气泡 —— */
.ua-popconfirm {
  display: flex;
  flex-direction: column;
  gap: var(--ua-space-2);
  max-width: 240px;
}
.ua-popconfirm-text {
  color: var(--ua-color-text-muted);
  font-size: var(--ua-font-size-md);
  line-height: 1.5;
}
.ua-popconfirm-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--ua-space-2);
}