:root{--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-small: 14px;--font-body: 16px;--font-code: 20px;--font-brand: 20px;--font-title: 26px;--color-page: #f7f8f7;--color-surface: #ffffff;--color-text: #202923;--color-muted: #59665e;--color-border: #dbe1dc;--color-input-border: #87988c;--color-action: #236647;--color-action-hover: #194e36;--color-on-action: #ffffff;--color-disabled: #e4e9e5;--color-focus: #946014;--color-error: #8e3d25;--color-error-surface: #fff2ed;--color-success: #345d43;--color-success-surface: #edf5eb;--suit-spade: #1a1a1a;--suit-heart: #c62828;--suit-diamond: #1565c0;--suit-club: #2e7d32;--suit-heart-on-dark: #ff8a80;--suit-diamond-on-dark: #64b5f6;--suit-club-on-dark: #81c784;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--radius-control: 6px;--radius-panel: 8px;--control-height: 48px;--form-width: 432px;--workspace-width: 800px;--page-width: 1040px;--share-preview-width: 432px;--share-border-width: 1px;--share-focus-width: 3px;--color-qr-dark: #000000;--color-qr-light: #ffffff}