:root{--canvas:#fff;--surface:#f7f7f8;--surface-elevated:#fff;--ink:#111;--muted:#6b7280;--hairline:#e5e7eb;--primary:#111;--on-primary:#fff;--success:#10b981;--warning:#f59e0b;--error:#ef4444;--info:#3b82f6;--radius-sm:6px;--radius-md:8px;--radius-lg:12px}:root[data-theme=dark]{--canvas:#0b0b0c;--surface:#151517;--surface-elevated:#1c1c1f;--ink:#f4f4f5;--muted:#9ca3af;--hairline:#2a2a2e;--primary:#f4f4f5;--on-primary:#0b0b0c;--success:#34d399;--warning:#fbbf24;--error:#f87171;--info:#60a5fa}
html,body{background:var(--canvas);color:var(--ink);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}