:root {
  /* 品牌色 */
  --primary: #0067FF;
  --primary-hover: #005EE9;
  --primary-deep: #00367C;
  --primary-light: #E7F6FF;

  /* 功能色 */
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --info: #06B6D4;

  /* 中性色 */
  --bg: #F5F7FA;
  --bg-secondary: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-hover: #F1F5F9;
  --bg-input: #FFFFFF;
  --text: #1E293B;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;
  --border: #E2E8F0;

  /* 语义背景色 */
  --success-bg: rgba(16,185,129,0.15);
  --warning-bg: rgba(245,158,11,0.15);
  --danger-bg: rgba(239,68,68,0.15);
  --info-bg: rgba(6,182,212,0.15);
  --primary-bg: rgba(0,103,255,0.10);
  --neutral-bg: rgba(100,116,139,0.15);
  --subtle-bg: rgba(100,116,139,0.06);

  /* 效果 */
  --shadow: 0 4px 12px rgba(0,55,124,0.08);
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* 布局 */
  --sidebar-width: 230px;
  --topbar-height: 60px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

.hidden { display: none !important; }

/* ========== 布局 ========== */
.app {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  position: fixed;
  height: 100vh;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.logo {
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
}
.logo-icon {
  background: linear-gradient(135deg, var(--danger), var(--warning));
  color: white;
  font-weight: bold;
  font-size: 14px;
  padding: 6px 9px;
  border-radius: 8px;
}
.logo-text { font-size: 17px; font-weight: 600; }

.nav {
  padding: 12px;
  flex: 1;
  overflow-y: auto;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  margin-bottom: 4px;
  transition: all 0.15s;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text); }
.nav-item.active { background: var(--primary); color: white; }
.nav-icon { font-size: 18px; width: 22px; text-align: center; }

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border);
}

.main {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 24px 28px;
  min-height: 100vh;
}

/* ========== 顶部栏 ========== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.header h1 { font-size: 24px; font-weight: 600; }
.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  background: var(--bg-card);
  color: var(--text);
}
.btn:hover { background: var(--bg-hover); }
.btn-primary {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-sm { padding: 5px 12px; font-size: 14px; }
.btn-danger { background: var(--danger-bg); color: var(--danger); border-color: rgba(239,68,68,0.3); }
.btn-success { background: var(--success-bg); color: var(--success); border-color: rgba(34,197,94,0.3); }
.btn-icon { padding: 8px; }

/* ========== 表单 ========== */
select, input[type="text"], input[type="number"], input[type="date"] {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  background: var(--bg-input);
  color: var(--text);
  outline: none;
}
select:focus, input:focus { border-color: var(--primary); }

.date-range {
  display: flex;
  background: var(--bg-card);
  border-radius: 8px;
  padding: 3px;
  border: 1px solid var(--border);
}
.date-range button {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 5px 14px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 6px;
}
.date-range button.active { background: var(--bg-hover); color: var(--text); }
.date-range select {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 5px 10px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 6px;
  outline: none;
}
.date-range select.active {
  background: var(--bg-hover);
  color: var(--text);
  font-weight: 500;
}
.date-range select option { background: var(--bg-card); color: var(--text); }

/* 刷新按钮旋转动画 */
@keyframes spin-once {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
#refresh-btn.spinning {
  animation: spin-once 0.6s ease;
}

/* ========== KPI 网格 ========== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--border);
}
.kpi-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.kpi-value {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 6px;
}
.kpi-value.warning { color: var(--warning); }
.kpi-value.danger { color: var(--danger); }
.kpi-value.info { color: var(--info); }
.kpi-trend {
  font-size: 14px;
  font-weight: 500;
}
.kpi-trend.up { color: var(--success); }
.kpi-trend.down { color: var(--danger); }

/* ========== 业绩汇总 ========== */
.performance-summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.performance-metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  min-height: 154px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.performance-metric-label {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0;
}
.performance-metric-value {
  font-size: 28px;
  line-height: 1.15;
  font-weight: 700;
  color: var(--text);
  overflow-wrap: anywhere;
}
.performance-metric-sub {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.35;
  min-height: 18px;
}
.performance-completion-line {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-wrap: wrap;
}
.performance-target-text {
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
}
.performance-progress-wrap {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-hover);
  overflow: hidden;
  margin-top: auto;
}
.performance-progress-bar {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--success));
}
.performance-progress-bar.warning { background: linear-gradient(90deg, var(--warning), var(--info)); }
.performance-progress-bar.muted { background: var(--text-muted); }
.performance-history-card {
  margin-bottom: 20px;
}
.card-subtitle {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.4;
}
.completion-cell {
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  gap: 4px;
  flex-wrap: wrap;
  font-variant-numeric: tabular-nums;
}
.completion-cell strong {
  color: var(--text);
  font-weight: 700;
}
.completion-cell span,
.completion-cell small {
  color: var(--text-secondary);
  font-size: 12px;
}
.performance-analysis-section {
  margin-bottom: 20px;
}
.analysis-tab-strip {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.analysis-tab,
.analysis-segment button {
  border: 1px solid transparent;
  background: var(--bg-card);
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}
.analysis-tab.active,
.analysis-segment button.active {
  background: var(--primary-deep);
  border-color: var(--primary-deep);
  color: #fff;
}
.analysis-board {
  margin-bottom: 0;
}
.analysis-board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px 12px;
  border-bottom: 1px solid var(--border);
}
.analysis-board-header h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
}
.analysis-board-header h3::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 16px;
  margin-right: 8px;
  border-radius: 2px;
  background: var(--primary);
  vertical-align: -2px;
}
.analysis-segment {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.analysis-total-row td {
  background: var(--primary-bg);
  font-weight: 700;
}
td.positive { color: var(--success); }
td.negative { color: var(--danger); }
.contract-summary-card .card-header {
  align-items: flex-start;
  gap: 12px;
}
.contract-summary-note {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.45;
  max-width: 520px;
  text-align: right;
}
.contract-mode-cell {
  font-weight: 600;
  color: var(--text);
}
.contract-mode-meta {
  display: block;
  margin-top: 2px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 400;
}

/* ========== 员工成长 ========== */
.employee-growth-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}
.employee-growth-metrics.compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.employee-growth-metric {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--subtle-bg);
  padding: 14px;
  min-height: 104px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.employee-growth-metric-label {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
}
.employee-growth-metric-value {
  color: var(--text);
  font-size: 24px;
  line-height: 1.2;
  font-weight: 700;
  overflow-wrap: anywhere;
}
.employee-growth-metric-sub {
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.35;
  margin-top: auto;
}
.employee-growth-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  margin-bottom: 18px;
}
.employee-growth-tab {
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.employee-growth-tab.active {
  background: var(--primary);
  color: #fff;
}
.employee-growth-panel {
  display: none;
}
.employee-growth-panel.active {
  display: block;
}
.employee-growth-panel h4 {
  margin: 18px 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.employee-growth-panel h4:first-child {
  margin-top: 0;
}
.employee-growth-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 18px 0 10px;
}
.employee-growth-section-head h4 {
  margin: 0;
}
.employee-growth-progress {
  min-width: 150px;
  display: grid;
  grid-template-columns: 42px minmax(80px, 1fr);
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}
.employee-growth-progress .progress-bar-wrap {
  margin: 0;
}

/* ========== 卡片 ========== */
.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.card-header h3 { font-size: 17px; font-weight: 600; }
.card-body { padding: 20px; }

/* ========== 图表 ========== */
.chart-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.chart-section.full-width {
  grid-template-columns: 1fr;
}
.chart-wrap {
  height: 280px;
  position: relative;
}

/* ========== 活跃项目图表网格 ========== */
.active-projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.active-projects-grid .card {
  margin-bottom: 0;
}
.active-projects-grid .chart-wrap {
  height: 240px;
}
.project-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.project-chart-meta {
  display: flex;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}
.project-chart-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.project-chart-meta .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

/* ========== 表格 ========== */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
th {
  text-align: left;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  background: var(--subtle-bg);
}
td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
tbody tr:hover { background: var(--subtle-bg); }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
th.num { text-align: right; }

/* ========== 标签 ========== */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
  border: 1px solid transparent;
}
.badge-success { background: var(--success); color: #fff; border-color: var(--success); }
.badge-warning { background: var(--warning); color: #0f172a; border-color: var(--warning); }
.badge-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.badge-info { background: var(--info); color: #fff; border-color: var(--info); }

.risk-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
}
.risk-green { background: var(--success-bg); color: var(--success); }
.risk-yellow { background: var(--warning-bg); color: var(--warning); }
.risk-red { background: var(--danger-bg); color: var(--danger); }
.risk-black { background: var(--neutral-bg); color: var(--text-muted); }

/* ========== 健康条 ========== */
.health-bar {
  width: 80px;
  height: 6px;
  background: var(--bg-hover);
  border-radius: 3px;
  overflow: hidden;
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
}
.health-bar-fill {
  height: 100%;
  border-radius: 3px;
}
.health-bar-fill.good { background: var(--success); }
.health-bar-fill.warning { background: var(--warning); }
.health-bar-fill.danger { background: var(--danger); }

/* ========== 排名列表 ========== */
.rank-list { display: flex; flex-direction: column; gap: 8px; }
.rank-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--subtle-bg);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s;
}
.rank-item:hover { background: var(--neutral-bg); }
.rank-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}
.rank-num.top { background: var(--primary); color: white; }
.rank-info { flex: 1; }
.rank-info strong { display: block; font-size: 16px; }
.rank-info small { color: var(--text-secondary); font-size: 14px; }
.rank-score {
  font-size: 18px;
  font-weight: 700;
  color: var(--success);
}
.rank-score.warning { color: var(--warning); }
.rank-score.danger { color: var(--danger); }

/* ========== 预警列表 ========== */
.alert-list { display: flex; flex-direction: column; gap: 10px; }
.alert-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--subtle-bg);
  border-radius: 8px;
  border-left: 3px solid var(--border);
}
.alert-item.danger { border-left-color: var(--danger); background: var(--danger-bg); }
.alert-item.warning { border-left-color: var(--warning); background: var(--warning-bg); }
.alert-item.info { border-left-color: var(--info); background: var(--info-bg); }
.alert-level {
  font-size: 13px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
  flex-shrink: 0;
}
.alert-level.danger { background: var(--danger-bg); color: var(--danger); }
.alert-level.warning { background: var(--warning-bg); color: var(--warning); }
.alert-level.info { background: var(--info-bg); color: var(--info); }
.alert-title { font-weight: 600; margin-bottom: 4px; }
.alert-desc { font-size: 14px; color: var(--text-secondary); }
.alert-meta { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* ========== 任务看板 ========== */
.task-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.task-column {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 16px;
}
.task-column h4 {
  font-size: 16px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.task-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 100px;
}
.task-card {
  background: var(--bg-secondary);
  border-radius: 8px;
  padding: 14px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text);
}
.task-card:hover { border-color: var(--primary); }
.task-card-title { font-weight: 600; font-size: 15px; margin-bottom: 8px; }
.task-card-meta {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-secondary);
}
.task-card-priority {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}
.task-card-priority.danger { background: var(--danger); }
.task-card-priority.warning { background: var(--warning); }
.task-card-priority.info { background: var(--info); }

.task-quick-action {
  display: inline-block;
  font-size: 12px;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 4px;
  padding: 1px 6px;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.4;
}
.task-quick-action:hover {
  background: var(--primary);
  color: #fff;
}
.task-quick-divider {
  color: var(--text-muted);
  font-size: 12px;
  margin: 0 3px;
}

/* ========== 人员卡片 ========== */
.member-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.member-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px;
}
.member-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.member-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: white;
}
.member-info h4 { font-size: 17px; margin-bottom: 2px; }
.member-info span { font-size: 14px; color: var(--text-secondary); }
.member-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.member-stat .label { font-size: 13px; color: var(--text-secondary); margin-bottom: 4px; }
.member-stat .value { font-size: 18px; font-weight: 700; }

/* ========== 弹窗 ========== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}
.modal.active { display: flex; }
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
}
.modal-content {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius);
  width: 90%;
  max-width: 700px;
  max-height: 85vh;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-close {
  background: none;
  border: none;
  font-size: 26px;
  color: var(--text-secondary);
  cursor: pointer;
}
.modal-body {
  padding: 20px;
  overflow-y: auto;
  max-height: calc(85vh - 60px);
}

/* ========== 详情网格 ========== */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}
.detail-item .label { font-size: 14px; color: var(--text-secondary); margin-bottom: 4px; }
.detail-item .value { font-size: 17px; font-weight: 600; }

/* ========== 加载状态 ========== */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(245,247,250,0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  backdrop-filter: blur(4px);
}
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ========== 筛选栏 ========== */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

/* ========== 登录页 ========== */
#login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #F5F7FA 0%, #E7F6FF 100%);
}
.login-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  text-align: center;
  border: 1px solid var(--border);
}
.login-icon { font-size: 58px; margin-bottom: 16px; }
.login-card h1 { font-size: 26px; margin-bottom: 8px; }
.login-card p { color: var(--text-secondary); margin-bottom: 28px; }
.login-steps {
  margin-top: 28px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.step {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--text-secondary);
}
.step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  flex-shrink: 0;
}

/* ========== 标签页 ========== */
.page { display: none; }
.page.active { display: block; }

/* ========== 两栏布局 ========== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
  .chart-section { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .task-board { grid-template-columns: 1fr; }
  .performance-summary-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .employee-growth-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
  .sidebar { display: none; }
  .main { margin-left: 0; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: 1fr 1fr; }
  .performance-summary-grid { grid-template-columns: 1fr 1fr; }
  .employee-growth-metrics,
  .employee-growth-metrics.compact { grid-template-columns: 1fr 1fr; }
  .analysis-board-header { flex-direction: column; align-items: flex-start; }
  .contract-summary-card .card-header { flex-direction: column; }
  .contract-summary-note { text-align: left; max-width: none; }
}
@media (max-width: 520px) {
  .performance-summary-grid { grid-template-columns: 1fr; }
  .employee-growth-metrics,
  .employee-growth-metrics.compact { grid-template-columns: 1fr; }
  .employee-growth-tabs { display: flex; width: 100%; }
  .employee-growth-tab { flex: 1; padding-left: 8px; padding-right: 8px; }
}

/* ========== 表单编辑 ========== */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; color: var(--text-secondary); margin-bottom: 6px; }
.form-helper {
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--subtle-bg);
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.45;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  background: var(--bg-input);
  color: var(--text);
}
.form-group textarea { min-height: 80px; resize: vertical; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

/* ========== 进度条 ========== */
.progress-bar-wrap {
  width: 100%;
  height: 6px;
  background: var(--bg-hover);
  border-radius: 3px;
  overflow: hidden;
  margin: 8px 0;
}
.progress-bar {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--info));
  transition: width 0.6s ease;
}

.inline-progress-edit {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  min-width: 130px;
  max-width: 150px;
}
.inline-progress-line {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 12px;
  white-space: nowrap;
}
.inline-progress-line input {
  width: 64px;
  height: 22px;
  padding: 2px 4px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-input);
  color: var(--text);
  font-size: 12px;
  text-align: center;
}
.inline-progress-line input:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.12);
}
.inline-progress-line em {
  color: var(--text-secondary);
  font-style: normal;
  font-size: 12px;
}
.inline-progress-meter {
  display: flex;
  align-items: center;
}
.inline-progress-meter .progress-bar-wrap {
  width: 70px;
  height: 3px;
  margin: 0;
}

/* ========== 空状态 ========== */
.empty-state {
  text-align: center;
  padding: 40px;
  color: var(--text-secondary);
}
.empty-state-icon { font-size: 34px; margin-bottom: 12px; }

/* ========== 骨架屏 ========== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-hover) 25%, var(--border) 50%, var(--bg-hover) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.2s infinite;
  border-radius: 4px;
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-row { height: 16px; margin: 10px 0; }
.skeleton-title { height: 20px; width: 140px; margin-bottom: 12px; }
.skeleton-chart { height: 280px; border-radius: 8px; }

/* ========== 数据质量提示 ========== */
.data-quality-inline {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-left: auto;
}
.data-quality-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 500;
  white-space: nowrap;
}
.data-quality-badge.ok { background: var(--success-bg); color: var(--success); }
.data-quality-badge.partial { background: var(--warning-bg); color: var(--warning); }
.data-quality-badge.critical { background: var(--danger-bg); color: var(--danger); }
.data-quality-issues {
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}