:root {
  /* 飞书感灰白底 + 莫兰迪雾蓝主色 */
  --pa-bg-page: #f5f6f7;
  --pa-bg-card: #ffffff;
  --pa-bg-sidebar: #f7f9fc;
  --pa-bg-sidebar-end: #eef2f8;
  --pa-bg-header: rgba(255, 255, 255, 0.88);
  --pa-primary: #7a9bc7;
  --pa-primary-hover: #5e7fa8;
  --pa-primary-light: #e8eef5;
  --pa-primary-soft: rgba(122, 155, 199, 0.12);
  --pa-mint: #e8f0ec;
  --pa-lilac: #eeeaf5;
  --pa-sand: #f3f0ea;
  --pa-accent: #a8a0b8;
  --pa-border: #e5e6eb;
  --pa-border-soft: rgba(122, 155, 199, 0.18);
  --pa-text: #3d4450;
  --pa-title: #1f2329;
  --pa-muted: #8f959e;
  --pa-placeholder: #b8bcc4;
  --pa-danger: #d9897a;
  --pa-success: #5a9a7a;
  --pa-chart-gold: #c9a66b; /* 工作台折线：付费解锁 */
  --pa-mask: rgba(0, 20, 60, 0.35);
  --pa-radius: 12px;
  --pa-shadow: 0 1px 2px rgba(31, 35, 41, 0.04), 0 4px 16px rgba(31, 35, 41, 0.04);
  --pa-shadow-header: 0 1px 0 var(--pa-border-soft), 0 4px 20px rgba(94, 127, 168, 0.06);
  --pa-transition: 0.15s ease;
  --pa-sidebar-width: 220px;
  --pa-sidebar-collapsed: 72px;
}