:root{color-scheme:light;--mjtt-font-sans:"Microsoft YaHei",ui-sans-serif,system-ui,sans-serif;--mjtt-color-bg:#f0f2f5;--mjtt-color-surface:#fff;--mjtt-color-text:#222;--mjtt-color-muted:#666;--mjtt-color-accent:#e85d04;--mjtt-color-border:#ddd;--mjtt-space-2:.5rem;--mjtt-space-3:.75rem;--mjtt-space-4:1rem;--mjtt-space-6:1.5rem;--mjtt-radius-sm:.25rem;--mjtt-page-width:75rem}