:root {
  --wk-color-bg: #f5f7fb;
  --wk-color-surface: #ffffff;
  --wk-color-text: #2f3947;
  --wk-color-muted: #6c7a89;
  --wk-color-border: #d9e1ea;
  --wk-color-primary: #1f6fb2;
  --wk-color-success: #1f8f4c;
  --wk-color-warning: #c67b22;
  --wk-color-danger: #b23b3b;

  --wk-radius-sm: 6px;
  --wk-radius-md: 10px;
  --wk-shadow-sm: 0 2px 6px rgba(18, 35, 54, 0.08);

  --wk-space-1: 4px;
  --wk-space-2: 8px;
  --wk-space-3: 12px;
  --wk-space-4: 16px;
  --wk-space-5: 24px;
}