/* ==========================================================================
   数据标准一期原型 - 公共样式
   设计原则：工作台风格，低饱和中性配色，细线表格与列表为主，克制的单一强调色
   ========================================================================== */

:root {
  /* 中性基础色 */
  --bg: #F4F5F7;
  --surface: #FFFFFF;
  --surface-alt: #FAFBFC;
  --border: #E3E6EA;
  --border-strong: #D2D6DC;

  /* 文字色 */
  --text-primary: #1F2430;
  --text-secondary: #5B6472;
  --text-tertiary: #98A1AC;
  --text-inverse: #FFFFFF;

  /* 强调色（单一，克制） */
  --accent: #3459C7;
  --accent-hover: #28449E;
  --accent-soft: #EBF0FC;
  --accent-soft-border: #C7D4F5;

  /* 状态色（功能性，非营销强调） */
  --success: #227A52;
  --success-soft: #E7F5EE;
  --warning: #9A6400;
  --warning-soft: #FCF3DE;
  --danger: #B3261E;
  --danger-soft: #FBEAE9;
  --neutral-status: #5B6472;
  --neutral-status-soft: #EEF0F3;
  --info: #3459C7;
  --info-soft: #EBF0FC;

  /* 尺寸 */
  --sidebar-w: 216px;
  --drawer-w: 680px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-drawer: -4px 0 24px rgba(31, 36, 48, 0.08);
  --shadow-pop: 0 4px 16px rgba(31, 36, 48, 0.12);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; }

/* ---------- 应用外壳 ---------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------- 侧边导航 ---------- */
.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-brand {
  height: 52px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  border-bottom: 1px solid var(--border);
  flex: 0 0 auto;
}

.sidebar-brand .mark {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.sidebar-brand .name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-brand .env-tag {
  margin-left: auto;
  font-size: 10px;
  color: var(--text-tertiary);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  padding: 1px 5px;
}

.sidebar-nav {
  flex: 1 1 auto;
  padding: 10px 10px 20px;
}

.sidebar-group {
  margin-bottom: 4px;
}

.sidebar-group-title {
  font-size: 11px;
  color: var(--text-tertiary);
  padding: 12px 10px 5px;
  letter-spacing: .02em;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 1px;
  cursor: pointer;
}

.sidebar-link .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--border-strong);
  flex: 0 0 auto;
}

.sidebar-link:hover {
  background: var(--surface-alt);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.sidebar-link.active .dot {
  background: var(--accent);
}

.sidebar-foot {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--text-tertiary);
  flex: 0 0 auto;
}

/* ---------- 主内容区 ---------- */
.main {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  height: 52px;
  flex: 0 0 auto;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 22px;
  gap: 10px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar .crumb {
  font-size: 12px;
  color: var(--text-tertiary);
}
.topbar .crumb .current { color: var(--text-primary); font-weight: 600; }

.topbar .spacer { flex: 1; }

.content {
  flex: 1 1 auto;
  padding: 20px 24px 40px;
  min-width: 0;
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
}

.page-head h1 {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.page-head .desc {
  font-size: 12.5px;
  color: var(--text-tertiary);
  margin: 0;
}

.page-head .actions {
  display: flex;
  gap: 8px;
  flex: 0 0 auto;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 12.5px;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn-danger {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #92231c; border-color: #92231c; color: #fff; }
.btn-danger-ghost { color: var(--danger); border-color: transparent; background: transparent; }
.btn-danger-ghost:hover { color: var(--danger); border-color: var(--danger-soft); background: var(--danger-soft); }
.btn-ghost { border-color: transparent; background: transparent; }
.btn-ghost:hover { background: var(--surface-alt); border-color: transparent; color: var(--text-primary); }
.btn-sm { padding: 4px 9px; font-size: 12px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn:disabled:hover { border-color: var(--border-strong); color: var(--text-primary); }

/* ---------- 指标卡 ---------- */
.metric-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}
.metric-card .label {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.metric-card .value {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1;
}
.metric-card .value .unit { font-size: 12px; font-weight: 400; color: var(--text-tertiary); margin-left: 3px; }
.metric-card .trend { font-size: 11.5px; margin-top: 6px; color: var(--text-tertiary); }
.metric-card .trend.up { color: var(--success); }
.metric-card .trend.down { color: var(--danger); }

/* ---------- 卡片 / 面板 ---------- */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.panel-head h3 {
  font-size: 13.5px;
  font-weight: 600;
  margin: 0;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.panel-head .sub { font-size: 11.5px; color: var(--text-tertiary); font-weight: 400; margin-left: 6px; }
.panel-head > .flex { flex: 0 0 auto; }
.panel-body { padding: 14px 16px; }
.panel-body.flush { padding: 0; }

.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.grid-set { display: grid; grid-template-columns: 260px 1fr; gap: 14px; align-items: start; }
body[data-page="asset-mapping"] .grid-set { grid-template-columns: 300px 1fr; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
table.data-table th {
  text-align: left;
  font-weight: 500;
  color: var(--text-tertiary);
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-alt);
  white-space: nowrap;
}
table.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  vertical-align: middle;
}
table.data-table tbody tr { cursor: default; }
table.data-table tbody tr.clickable { cursor: pointer; }
table.data-table tbody tr.clickable:hover { background: var(--surface-alt); }
table.data-table tbody tr.selected { background: var(--accent-soft); }
table.data-table tbody tr:last-child td { border-bottom: none; }
.cell-sub { display: block; font-size: 11px; color: var(--text-tertiary); margin-top: 2px; }
.cell-mono { font-family: "SF Mono", Menlo, Consolas, monospace; font-size: 12px; }
.action-cell { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; }

/* ---------- 表格行内更多操作 ---------- */
.action-menu { position: relative; display: inline-flex; }
.action-menu > summary { list-style: none; }
.action-menu > summary::-webkit-details-marker { display: none; }
.action-menu > summary::after { content: "⌄"; font-size: 10px; color: var(--text-tertiary); }
.action-menu[open] > summary { background: var(--surface-alt); color: var(--text-primary); }
.action-menu-pop {
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  min-width: 148px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: var(--shadow-pop);
  z-index: 120;
}
.action-menu-pop button {
  width: 100%;
  border: none;
  background: transparent;
  color: var(--text-primary);
  border-radius: 4px;
  padding: 7px 9px;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
}
.action-menu-pop button:hover, .action-menu-pop button:focus-visible { background: var(--surface-alt); outline: none; }
.action-menu-pop button.danger { color: var(--danger); }
.action-menu-pop button.danger:hover, .action-menu-pop button.danger:focus-visible { background: var(--danger-soft); }

/* ---------- 标签 / 状态 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11.5px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  white-space: nowrap;
  line-height: 1.7;
}
.tag::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.tag-success { background: var(--success-soft); color: var(--success); }
.tag-warning { background: var(--warning-soft); color: var(--warning); }
.tag-danger  { background: var(--danger-soft); color: var(--danger); }
.tag-neutral { background: var(--neutral-status-soft); color: var(--neutral-status); }
.tag-info    { background: var(--info-soft); color: var(--info); }
.tag-outline { background: transparent; border-color: var(--border-strong); color: var(--text-secondary); }
.tag-outline::before { display: none; }

.badge-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 10.5px;
  font-weight: 600;
}

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.tab-item {
  padding: 9px 4px;
  margin-right: 20px;
  font-size: 13px;
  color: var(--text-tertiary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  position: relative;
  top: 1px;
}
.tab-item:hover { color: var(--text-primary); }
.tab-item.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---------- 表单 ---------- */
.form-row { margin-bottom: 14px; }
.form-row label {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 5px;
}
.form-row .hint { font-size: 11px; color: var(--text-tertiary); margin-top: 4px; }
.input, .select, textarea.textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  font-size: 12.5px;
  color: var(--text-primary);
  background: var(--surface);
  font-family: inherit;
}
.input:focus, .select:focus, textarea.textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.switch-row { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed var(--border); }
.switch-row:last-child { border-bottom: none; }

.checkbox-row { display: flex; align-items: center; gap: 8px; padding: 3px 0; font-size: 12.5px; }

.condition-builder {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  margin: 8px 0 10px;
  overflow: hidden;
}
.condition-row {
  display: grid;
  grid-template-columns: 128px 126px minmax(180px, 1fr) 112px 56px;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.condition-row:last-child { border-bottom: none; }
.condition-head {
  background: var(--surface-alt);
  color: var(--text-tertiary);
  font-size: 12px;
  font-weight: 600;
}
.condition-check {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
  font-size: 12px;
  white-space: nowrap;
}
.condition-muted {
  color: var(--text-tertiary);
  font-size: 12px;
  white-space: nowrap;
}

/* ---------- 搜索/筛选条 ---------- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.toolbar .search {
  min-width: 200px;
  flex: 0 0 auto;
}
.toolbar .spacer { flex: 1; }
.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  background: var(--surface);
}
.filter-chip:hover { border-color: var(--accent); color: var(--accent); }
.filter-chip.active { background: var(--accent-soft); border-color: var(--accent-soft-border); color: var(--accent); }

/* ---------- 抽屉 ---------- */
.drawer-mask {
  position: fixed;
  inset: 0;
  background: rgba(20, 24, 32, 0.32);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
  z-index: 90;
}
.drawer-mask.open { opacity: 1; pointer-events: auto; }

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: var(--drawer-w);
  max-width: 92vw;
  background: var(--surface);
  box-shadow: var(--shadow-drawer);
  transform: translateX(100%);
  transition: transform .2s ease;
  z-index: 91;
  display: flex;
  flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer-head {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex: 0 0 auto;
}
.drawer-head h3 { margin: 0 0 3px; font-size: 14.5px; font-weight: 600; }
.drawer-head .sub { font-size: 11.5px; color: var(--text-tertiary); }
.drawer-close {
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 2px 4px;
}
.drawer-close:hover { color: var(--text-primary); }
.drawer-body { padding: 16px 18px; overflow-y: auto; flex: 1 1 auto; }
.drawer-foot {
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  flex: 0 0 auto;
}
.drawer-foot .drawer-back { margin-right: auto; }

.asset-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.drawer.drawer--mapping { --drawer-w: 1120px; width: var(--drawer-w); }
.asset-summary-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
}
.asset-summary-item span { color: var(--text-tertiary); font-size: 11.5px; }
.asset-summary-item strong { color: var(--text-primary); font-size: 13px; font-weight: 600; }
.mapping-detail-toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.mapping-detail-toolbar .search { flex: 1; min-width: 220px; }
.mapping-detail-toolbar .select { width: 132px; }
.mapping-detail-table-wrap { overflow-x: auto; padding-bottom: 108px; margin-bottom: -100px; }
.asset-mapping-detail-table { min-width: 1380px; }
.asset-mapping-detail-table .standard-class-cell { min-width: 176px; max-width: 220px; }
.asset-mapping-detail-table .standard-class-cell .cell-sub {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.asset-mapping-detail-table th:last-child,
.asset-mapping-detail-table td:last-child {
  position: sticky;
  right: 0;
  min-width: 296px;
  box-shadow: -8px 0 12px -12px rgba(31, 36, 48, 0.42);
}
.asset-mapping-detail-table th:last-child { z-index: 3; background: var(--surface-alt); }
.asset-mapping-detail-table td:last-child { z-index: 2; background: var(--surface); }
.asset-mapping-detail-table tbody tr:hover td:last-child { background: var(--surface-alt); }
.mapping-detail-bulk-bar {
  position: sticky;
  bottom: 0;
  margin-top: 8px;
  border: 1px solid var(--accent-soft-border);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  z-index: 2;
}
.scope-banner {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 12px 14px;
  margin-bottom: 12px;
  border: 1px solid var(--accent-soft-border);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--text-secondary);
  font-size: 12.5px;
  line-height: 1.5;
}
.scope-banner strong { color: var(--accent); font-size: 12px; }
.scope-chip-list { display: flex; gap: 6px; flex-wrap: wrap; margin: -4px 0 14px; }
.scope-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  background: var(--surface-alt);
  font-size: 11.5px;
}
.notice-bar.notice-danger { background: var(--danger-soft); color: var(--danger); border-color: #f5c4c0; }

@media (max-width: 900px) {
  .asset-summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mapping-detail-toolbar { align-items: stretch; flex-direction: column; }
  .mapping-detail-toolbar .search, .mapping-detail-toolbar .select { width: 100%; }
}

.kv-list { margin-bottom: 16px; }
.kv-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 12.5px;
}
.kv-row:last-child { border-bottom: none; }
.kv-row .k { color: var(--text-tertiary); flex: 0 0 auto; }
.kv-row .v { color: var(--text-primary); text-align: right; }

.section-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 18px 0 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.section-title:first-child { margin-top: 0; }
.section-title--action { justify-content: space-between; }
.subsection-title {
  margin: 12px 0 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
}
.compact-checks { gap: 8px 12px; }
.check-card {
  min-height: 58px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 8px;
  row-gap: 2px;
  align-items: start;
  font-size: 12px;
  color: var(--text-primary);
}
.check-card input { margin-top: 2px; }
.check-card span { font-weight: 500; }
.check-card small {
  grid-column: 2;
  color: var(--text-tertiary);
  font-size: 11px;
  line-height: 1.45;
}
.monitor-rule-card small {
  color: var(--text-secondary);
}
.monitor-dependency-hint {
  margin-top: 8px;
  padding: 7px 9px;
  border: 1px solid #d8e2f1;
  border-radius: var(--radius-sm);
  background: #f7faff;
  color: var(--text-secondary);
  font-size: 11.5px;
  line-height: 1.5;
}
.monitor-dependency-hint[hidden] { display: none; }

/* AI 推荐依据卡片 */
.reason-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  margin-bottom: 8px;
  background: var(--surface-alt);
}
.reason-card .top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.reason-card .name { font-size: 12.5px; font-weight: 600; }
.reason-card .desc { font-size: 12px; color: var(--text-secondary); }
.candidate-table { font-size: 11.5px; }
.candidate-table th,
.candidate-table td { padding: 7px 8px !important; vertical-align: top; }
.candidate-table th:first-child,
.candidate-table td:first-child { width: 54px; text-align: center; }
.confidence-bar {
  width: 60px;
  height: 5px;
  border-radius: 3px;
  background: var(--border);
  overflow: hidden;
  flex: 0 0 auto;
}
.confidence-bar > span { display: block; height: 100%; background: var(--accent); }

/* 分类分级推荐区 */
.toolbar-select { width: auto; min-width: 132px; }
.classification-path-cell { min-width: 320px; color: var(--text-secondary); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.classification-publish-hint { margin-bottom: 14px; }
.rec-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-alt);
  padding: 10px 12px;
  margin-bottom: 12px;
}
.rec-panel[hidden] { display: none; }
.rec-panel .rec-summary { font-size: 12.5px; font-weight: 500; margin-bottom: 4px; }
.rec-panel .rec-meta { font-size: 12px; line-height: 1.5; margin-bottom: 8px; }
.rec-panel .rec-actions { display: flex; gap: 8px; }

/* 新建标准 — Dataphin 分步向导 */
.drawer.drawer--wizard { --drawer-w: 860px; width: var(--drawer-w); }
.std-wizard__steps {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
}
.std-wizard__steps li {
  flex: 1;
  text-align: center;
  font-size: 11.5px;
  padding: 8px 6px 10px;
  color: var(--text-tertiary);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.std-wizard__steps li.active {
  color: var(--accent);
  font-weight: 600;
  border-bottom-color: var(--accent);
}
.std-wizard__steps li.done { color: var(--text-secondary); }
.template-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  margin-bottom: 12px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 12px;
}
.template-banner a { color: var(--accent); cursor: pointer; }
.field-hint { font-size: 11px; color: var(--text-tertiary); margin-top: 4px; }
.section-title--small { margin-top: 14px; font-size: 12px; }

.feature-config {
  margin-top: 12px;
}

.mapping-target-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 4px 0 12px;
}

.mapping-target-item {
  min-height: 54px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mapping-target-item span {
  font-size: 11px;
  color: var(--text-tertiary);
}

.mapping-target-item strong {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
}

.feature-multiselect {
  position: relative;
}

.feature-select-control {
  min-height: 38px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 9px;
  cursor: pointer;
}

.feature-select-control:hover,
.feature-select-control.is-open {
  border-color: var(--accent);
}

.feature-select-arrow {
  margin-left: auto;
  color: var(--text-tertiary);
  font-size: 13px;
}

.feature-select-menu {
  position: absolute;
  z-index: 50;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.12);
}

.feature-select-menu__head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 8px;
  border-bottom: 1px solid var(--border);
}

.feature-select-menu__head .search {
  max-width: 320px;
}

.feature-picker-list {
  background: var(--surface);
  max-height: 236px;
  overflow: auto;
}

.feature-picker-row {
  min-height: 42px;
  display: grid;
  grid-template-columns: 28px minmax(180px, 1.2fr) minmax(180px, 1fr) 120px 58px;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.feature-picker-row:last-child { border-bottom: 0; }
.feature-picker-row:hover { background: var(--surface-alt); }

.feature-picker-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.feature-picker-main strong {
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 600;
}

.feature-picker-main span,
.feature-picker-meta,
.feature-picker-ref {
  font-size: 11px;
  color: var(--text-tertiary);
  line-height: 1.35;
}

.feature-picker-meta {
  color: var(--text-secondary);
}

.feature-picker-empty {
  padding: 18px;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 12px;
}

.feature-selected__body {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 22px;
  align-items: center;
}

.feature-selected__body.is-empty {
  color: var(--text-tertiary);
  font-size: 12px;
}

.feature-selected-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 22px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-secondary);
  border-radius: 3px;
  padding: 0 4px 0 8px;
  font-size: 11.5px;
}

.feature-selected-remove {
  border: 0;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 1px 3px;
}

.feature-selected-remove:hover { color: var(--text-primary); }

.feature-selected-detail {
  margin-top: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  overflow: hidden;
}

.feature-selected-detail__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-alt);
}

.feature-selected-detail__head strong {
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 600;
}

.feature-selected-detail__head span {
  color: var(--text-tertiary);
  font-size: 11px;
}

.feature-detail-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.feature-detail-table th,
.feature-detail-table td {
  height: 38px;
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  color: var(--text-secondary);
  vertical-align: middle;
}

.feature-detail-table th {
  background: var(--surface);
  font-size: 11px;
  color: var(--text-tertiary);
  font-weight: 500;
}

.feature-detail-table tr:last-child td {
  border-bottom: 0;
}

.feature-detail-table a,
.link-button {
  color: var(--accent);
  font-size: 11.5px;
  text-decoration: none;
}

.link-button {
  border: 0;
  background: transparent;
  cursor: pointer;
  margin-left: 10px;
  padding: 0;
}

.table-empty {
  text-align: center !important;
  color: var(--text-tertiary) !important;
}

.help-tip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  margin-left: 4px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  color: var(--text-tertiary);
  font-size: 10px;
  line-height: 1;
  cursor: help;
  position: relative;
  vertical-align: middle;
}

.help-tip::after {
  content: attr(data-tip);
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  width: 260px;
  transform: translateY(-50%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: var(--shadow-pop);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.5;
  padding: 8px 10px;
  white-space: normal;
  opacity: 0;
  pointer-events: none;
  z-index: 80;
}

.help-tip:hover::after,
.help-tip:focus::after {
  opacity: 1;
}
.radio-inline { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.radio-inline label { display: inline-flex; gap: 4px; align-items: center; font-weight: normal; }
.monitor-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; gap: 8px; flex-wrap: wrap; }
.monitor-table { font-size: 11.5px; }
.monitor-table th, .monitor-table td { padding: 6px 8px !important; }
.monitor-empty { color: var(--text-tertiary, #98a2b3); text-align: center; font-style: italic; }

/* ---- 落标映射规则：条件构建器 / 开关 / 宽抽屉 ---- */
.drawer.drawer--wide { --drawer-w: 860px; width: var(--drawer-w); }
.tag-purple { background: #efe9fe; color: #6941c6; }
.tag-purple::before { display: none; }

.rule-builder { border: 1px solid var(--border); border-radius: var(--radius-md, 8px); padding: 10px; margin-bottom: 8px; background: var(--bg-soft, #fafbfc); }
.rule-builder .rb-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.rule-builder .rb-row:last-child { margin-bottom: 0; }
.rule-builder .rb-row .select, .rule-builder .rb-row .input { flex: 1; min-width: 0; }
.rule-builder .rb-row .rb-conj { flex: 0 0 64px; }
.rule-builder .rb-row .rb-op { flex: 0 0 130px; }
.rule-builder .rb-row .rb-field { flex: 0 0 120px; }
.rule-builder .rb-row .rb-val { flex: 1; min-width: 0; display: flex; }
.rule-builder .rb-row .rb-val .select, .rule-builder .rb-row .rb-val .input { width: 100%; }
.rule-builder .rb-row .rb-del { flex: 0 0 auto; }

/* 开关（生效状态） */
.switch { position: relative; display: inline-block; width: 38px; height: 20px; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider { position: absolute; cursor: pointer; inset: 0; background: var(--border-strong, #cbd2dc); border-radius: 20px; transition: .2s; }
.switch .slider::before { content: ""; position: absolute; height: 14px; width: 14px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: .2s; }
.switch input:checked + .slider { background: var(--primary, #2f6bff); }
.switch input:checked + .slider::before { transform: translateX(18px); }

/* ---- 分段控件（视角切换） ---- */
.tabs.seg { border: 1px solid var(--border); border-radius: 999px; padding: 2px; gap: 2px; display: inline-flex; }
.tabs.seg .tab-item { padding: 4px 14px; font-size: 12.5px; border: none; border-radius: 999px; }
.tabs.seg .tab-item.active { background: var(--primary, #2f6bff); color: #fff; }

/* ---- 选项卡片（解除映射双语义） ---- */
.opt-card { display: flex; gap: 10px; align-items: flex-start; border: 1px solid var(--border); border-radius: var(--radius-md, 8px); padding: 12px 14px; margin-bottom: 10px; cursor: pointer; }
.opt-card:has(input:checked) { border-color: var(--primary, #2f6bff); background: var(--accent-soft); }
.opt-card input { margin-top: 3px; }
.opt-card .opt-title { font-weight: 600; margin-bottom: 2px; }
.opt-card .opt-desc { font-size: 12px; color: var(--text-secondary, #667085); line-height: 1.5; }

/* ---- 执行日志 ---- */
.log-box { background: #0f172a; color: #cbd5e1; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 11.5px; line-height: 1.7; padding: 12px 14px; border-radius: var(--radius-md, 8px); white-space: pre-wrap; overflow-x: auto; margin: 8px 0; }
.log-cards { display: flex; gap: 6px; margin: 8px 0; flex-wrap: wrap; }
.log-card { padding: 4px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 12px; font-family: ui-monospace, Menlo, monospace; cursor: pointer; }
.log-card.active { border-color: var(--primary, #2f6bff); color: var(--primary, #2f6bff); background: var(--accent-soft); }

/* ---- 落标异常规则清单 ---- */
.rule-catalog { border: 1px solid var(--border); border-radius: var(--radius-md, 8px); background: var(--panel, #fff); }
.rule-catalog > summary { cursor: pointer; padding: 12px 14px; font-weight: 600; font-size: 13px; list-style: none; }
.rule-catalog > summary::-webkit-details-marker { display: none; }
.rule-catalog > summary::before { content: "▸ "; color: var(--text-tertiary, #98a2b3); }
.rule-catalog[open] > summary::before { content: "▾ "; }
.rule-catalog-body { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; padding: 0 14px 14px; }
.rc-group { border: 1px solid var(--border); border-radius: var(--radius-md, 8px); padding: 10px 12px; background: var(--bg-soft, #fafbfc); }
.rc-title { font-size: 12.5px; font-weight: 600; margin-bottom: 6px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.rc-group ul { margin: 0; padding-left: 16px; }
.rc-group li { font-size: 12px; line-height: 1.8; color: var(--text-secondary, #667085); }

/* ---- 多标准处理 ---- */
.multi-row td:first-child .tag { margin-left: 6px; }
.flow-list { margin: 6px 0 0; padding-left: 20px; }
.flow-list li { font-size: 12.5px; line-height: 1.9; color: var(--text-secondary, #667085); }
.mini-radio { display: inline-flex; align-items: center; gap: 3px; font-size: 12px; margin-right: 8px; font-weight: normal; }
.assoc-layout { display: grid; grid-template-columns: 120px 1fr; gap: 12px; min-height: 160px; }
.assoc-tabs { display: flex; flex-direction: column; gap: 4px; }
.assoc-tabs button {
  text-align: left;
  border: none;
  background: transparent;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 12px;
  color: var(--text-secondary);
  border-left: 3px solid transparent;
}
.assoc-tabs button.active {
  background: var(--accent-soft);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 600;
}
.drawer-foot .wizard-nav { margin-right: auto; display: flex; gap: 8px; }

/* ---------- 三栏工作台 ---------- */
.workbench {
  display: grid;
  grid-template-columns: 220px 1fr 360px;
  gap: 14px;
  align-items: start;
}
.workbench .col {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.tree-item {
  padding: 7px 12px;
  font-size: 12.5px;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tree-item:hover { background: var(--surface-alt); }
.tree-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.tree-group-title {
  padding: 10px 12px 4px;
  font-size: 11px;
  color: var(--text-tertiary);
}
.tree-item .count { font-size: 11px; color: var(--text-tertiary); }
.tree-item.active .count { color: var(--accent); }
.tree-item.child { padding-left: 28px; }
.dir-search-wrap { padding: 8px 12px; border-bottom: 1px solid var(--border); }
.dir-search-wrap .input { font-size: 12px; padding: 6px 9px; }

.scope-filter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.scope-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.scope-field span {
  color: var(--text-tertiary);
  font-size: 11px;
}

.scope-field .select {
  height: 30px;
  padding: 4px 8px;
  font-size: 12px;
}

.scope-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
  background: var(--surface);
}

.scope-tab {
  border: 0;
  border-right: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 12px;
  height: 30px;
  cursor: pointer;
}

.scope-tab:last-child { border-right: 0; }
.scope-tab.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

.scope-search {
  width: 100%;
  height: 32px;
  margin-bottom: 8px;
  font-size: 12px;
}

.scope-result-list {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--surface);
}

.scope-result-item {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  padding: 8px 10px;
  font-size: 12.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
}

.scope-result-item:last-child { border-bottom: 0; }
.scope-result-item:hover { background: var(--surface-alt); }
.scope-result-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.scope-result-item .count { font-size: 11px; color: var(--text-tertiary); }
.scope-result-item.active .count { color: var(--accent); }

.scope-actions {
  border-top: 1px solid var(--border);
  margin-top: 12px;
  padding-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.tree-toolbar-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

/* 目录拖拽 */
.tree-row[draggable="true"] { cursor: grab; }
.tree-row.dragging { opacity: .35; }
.tree-row.drag-over { background: var(--accent-soft); outline: 1.5px dashed var(--accent); outline-offset: -1.5px; }

/* 目录行内编辑入口：默认隐藏，hover 该行时显示 */
.tree-edit-btn {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  color: var(--text-tertiary);
  font-size: 12px;
  opacity: 0;
  cursor: pointer;
}
.tree-row:hover .tree-edit-btn { opacity: 1; }
.tree-edit-btn:hover { background: var(--surface); color: var(--accent); }

/* ---------- 多级目录树（标准集目录，最深支持 10 级） ---------- */
.tree-node { font-size: 12.5px; }
.tree-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 6px;
  padding-bottom: 6px;
  padding-right: 10px;
  color: var(--text-secondary);
  cursor: default;
}
.tree-row:hover { background: var(--surface-alt); }
.tree-row.row-active { background: var(--accent-soft); }
.tree-toggle,
.tree-toggle-spacer {
  width: 14px;
  flex: 0 0 auto;
  text-align: center;
  font-size: 10px;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: transform .15s ease;
  user-select: none;
}
.tree-node[data-expanded="false"] > .tree-row > .tree-toggle { transform: rotate(-90deg); }
.tree-node[data-expanded="false"] > .tree-children { display: none; }
.tree-label {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}
.tree-label.active { color: var(--accent); font-weight: 600; }
.tree-row .count { font-size: 11px; color: var(--text-tertiary); flex: 0 0 auto; }
.tree-row.row-active .count { color: var(--accent); }

/* ---------- 空状态 / 提示条 ---------- */
.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 12.5px;
}
.notice-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.notice-bar b { color: var(--text-primary); }

/* ---------- 待处理列表 ---------- */
.todo-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 12.5px;
}
.todo-item:last-child { border-bottom: none; }
.todo-item .icon-dot {
  width: 26px; height: 26px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; flex: 0 0 auto;
}
.todo-item .icon-dot.warn { background: var(--warning-soft); color: var(--warning); }
.todo-item .icon-dot.err { background: var(--danger-soft); color: var(--danger); }
.todo-item .icon-dot.info { background: var(--info-soft); color: var(--info); }
.todo-item .main { flex: 1; min-width: 0; }
.todo-item .main .t { color: var(--text-primary); }
.todo-item .main .d { color: var(--text-tertiary); font-size: 11.5px; margin-top: 1px; }

/* ---------- 工具类 ---------- */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-6 { gap: 6px; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mb-12 { margin-bottom: 12px; }
.text-tertiary { color: var(--text-tertiary); }
.text-secondary { color: var(--text-secondary); }
.w-full { width: 100%; }

.metric-foot {
  margin-top: 10px;
  padding: 10px 12px;
  background: var(--neutral-status-soft);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-tertiary);
}
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--text-primary);
  color: #fff;
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-size: 12.5px;
  opacity: 0;
  pointer-events: none;
  transition: all .18s ease;
  z-index: 200;
  box-shadow: var(--shadow-pop);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 1180px) {
  .workbench { grid-template-columns: 180px 1fr 320px; }
}

/* ---------- 数据标准版本对比 ---------- */
.version-compare-heading { align-items: center; }
.version-compare-back { display: inline-block; margin-bottom: 6px; color: var(--accent); font-size: 12px; }
.version-compare-selector {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 44px minmax(220px, 1fr);
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  margin-bottom: 14px;
}
.version-compare-version label { display: block; color: var(--text-secondary); font-size: 12px; margin-bottom: 5px; }
.version-compare-arrow { text-align: center; color: var(--text-tertiary); font-size: 18px; }
.version-compare-summary { display: grid; grid-template-columns: repeat(5, minmax(140px, 1fr)); gap: 12px; margin-bottom: 14px; }
.version-compare-toolbar { margin-bottom: 10px; }
.version-diff-legend { color: var(--text-tertiary); font-size: 11.5px; }
.version-compare-layout { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 12px; align-items: start; }
.version-diff-groups { position: sticky; top: 68px; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); padding: 8px; }
.version-diff-group-link { display: flex; justify-content: space-between; gap: 8px; padding: 8px 9px; border-radius: var(--radius-sm); color: var(--text-secondary); }
.version-diff-group-link:hover, .version-diff-group-link:focus-visible { background: var(--accent-soft); color: var(--accent); outline: 2px solid var(--accent); outline-offset: 2px; }
.version-diff-group-link.is-disabled { color: var(--text-tertiary); pointer-events: none; }
.version-diff-table-frame { min-width: 0; }
.version-diff-table-head-shell {
  position: sticky;
  top: 52px;
  z-index: 5;
  min-width: 0;
  overflow: clip;
  border: 1px solid var(--border);
  border-bottom: 0;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  background: var(--surface-alt);
}
.version-diff-table-scroll { min-width: 0; overflow-x: auto; overflow-y: clip; }
.version-diff-table-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.version-diff-table { min-width: 840px; overflow: clip; border-radius: 0 0 var(--radius-md) var(--radius-md); }
.version-diff-head, .version-diff-row { display: grid; grid-template-columns: 170px minmax(190px, 1fr) minmax(190px, 1fr) minmax(180px, .8fr); }
.version-diff-head { min-width: 840px; background: var(--surface-alt); color: var(--text-tertiary); font-weight: 600; }
.version-diff-head > div, .version-diff-row > div { padding: 10px 12px; border-bottom: 1px solid var(--border); }
.version-diff-head > div + div, .version-diff-row > div + div { border-left: 1px solid var(--border); }
.version-diff-row > div:first-child { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.version-diff-section-title { display: flex; justify-content: space-between; padding: 9px 12px; border-bottom: 1px solid var(--border); background: var(--surface-alt); font-weight: 600; }
.version-diff-table section { scroll-margin-top: 68px; }
.version-diff-section-title span { color: var(--text-tertiary); font-weight: 400; }
.version-diff-added .version-diff-new { background: var(--success-soft); color: var(--success); }
.version-diff-deleted .version-diff-old { background: var(--danger-soft); color: var(--danger); }
.version-diff-modified .version-diff-old { background: var(--danger-soft); color: var(--danger); }
.version-diff-modified .version-diff-new { background: var(--success-soft); color: var(--success); }
.version-diff-unavailable .version-diff-old, .version-diff-unavailable .version-diff-new { background: var(--neutral-status-soft); color: var(--neutral-status); }
.version-risk-high { color: var(--danger) !important; }
.version-risk-medium { color: var(--warning) !important; }
.version-risk-low { color: var(--success) !important; }
.version-risk-pending { color: var(--neutral-status) !important; }
.version-risk-tag { background: var(--neutral-status-soft); }
.version-risk-tag::before { display: none; }

@media (max-width: 960px) {
  .version-compare-summary { grid-template-columns: repeat(2, minmax(140px, 1fr)); }
  .version-compare-layout { grid-template-columns: 1fr; }
  .version-diff-groups { position: static; display: flex; flex-wrap: wrap; }
  .version-diff-group-link { flex: 0 0 auto; }
}

@media (max-width: 600px) {
  .version-compare-selector { grid-template-columns: 1fr; }
  .version-compare-summary { grid-template-columns: 1fr; }
  .version-compare-arrow { transform: rotate(90deg); }
}

@media (prefers-reduced-motion: reduce) {
  .version-compare-page *, .version-compare-page *::before, .version-compare-page *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}