:root{--xx-color-primary: #1890ff;--xx-color-success: #52c41a;--xx-color-warning: #faad14;--xx-color-error: #ff4d4f;--xx-color-text-primary: #1a1a1a;--xx-color-text-secondary: #8c8c8c;--xx-color-text-placeholder: #bfbfbf;--xx-color-bg-base: #ffffff;--xx-color-bg-layout: #f0f2f5;--xx-color-border: #d9d9d9;--xx-spacing-xs: 4px;--xx-spacing-sm: 8px;--xx-spacing-md: 12px;--xx-spacing-lg: 16px;--xx-spacing-xl: 24px;--xx-spacing-xxl: 32px;--xx-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--xx-font-size-sm: 12px;--xx-font-size-base: 14px;--xx-font-size-lg: 16px;--xx-font-size-xl: 20px;--xx-radius-sm: 4px;--xx-radius-base: 6px;--xx-radius-lg: 8px;--xx-shadow-card: 0 2px 8px rgba(0, 0, 0, .06);--xx-shadow-modal: 0 8px 24px rgba(0, 0, 0, .15)}