:root{--color-bg-base:#f9fafb;--color-bg-elevated:#ffffff;--color-bg-sidebar:#ffffff;--color-bg-overlay:rgba(255,255,255,0.8);--color-text-primary:#101828;--color-text-secondary:#475467;--color-text-tertiary:#667085;--color-text-placeholder:#98a2b3;--color-border-default:#d0d5dd;--color-border-subtle:#eaecf0;--color-accent:#101828;--color-accent-hover:#1d2939;--color-accent-pressed:#000000;--color-accent-foreground:#ffffff;--color-success:#079455;--color-warning:#dc6803;--color-danger:#d92d20;--color-info:#1570ef;--color-ai:#7f56d9;--color-human:#079455;--material-thick:blur(20px) saturate(180%);--material-regular:blur(12px) saturate(180%);--material-thin:blur(8px) saturate(180%);--ease-standard:cubic-bezier(0.4,0,0.2,1);--ease-emphasized:cubic-bezier(0.16,1,0.3,1);--duration-instant:100ms;--duration-quick:150ms;--duration-default:200ms;--duration-slow:300ms;--duration-emphasized:400ms}.dark{--color-bg-base:#000000;--color-bg-elevated:#0f1117;--color-bg-sidebar:#000000;--color-bg-overlay:rgba(0,0,0,0.85);--color-text-primary:#f2f4f7;--color-text-secondary:#98a2b3;--color-text-tertiary:#667085;--color-text-placeholder:#475467;--color-border-default:#1f242f;--color-border-subtle:#101323;--color-accent:#ffffff;--color-accent-hover:#f2f4f7;--color-accent-pressed:#e4e7ec;--color-accent-foreground:#101828;--color-success:#12b76a;--color-warning:#f79009;--color-danger:#f04438;--color-info:#2e90fa;--color-ai:#9e77ed;--color-human:#12b76a}