:root{color-scheme:light dark;--ec-bg:#faf9f5;--ec-surface:#f5f4ee;--ec-surface-soft:#f2f1ec;--ec-surface-lite:#f2eff4;--ec-text:#262624;--ec-text-secondary:#6f6d67;--ec-accent:#b45336;--ec-lite-accent:#725b98;--ec-border:#e6e3d8;--ec-border-strong:#dcd8cb;--ec-focus:#9c442c;--ec-radius-control:6px;--ec-radius-panel:6px;--ec-space-1:4px;--ec-space-2:8px;--ec-space-3:12px;--ec-space-4:16px;--ec-space-6:24px;--ec-space-8:32px;--ec-space-12:48px;--ec-space-16:64px;--ec-content-reading:680px;--ec-content-default:960px;--ec-content-wide:1120px;--ec-control-small:32px;--ec-control-default:40px;--ec-control-large:48px;--ec-motion-fast:140ms;--ec-motion-default:160ms}@media (prefers-color-scheme:dark){:root{--ec-bg:#1d1c19;--ec-surface:#24231f;--ec-surface-soft:#292824;--ec-surface-lite:#29262e;--ec-text:#f3f0e8;--ec-text-secondary:#b9b5aa;--ec-accent:#e07a58;--ec-lite-accent:#a990d0;--ec-border:#39372f;--ec-border-strong:#4a473e;--ec-focus:#ef8a68}}