:root{--bg-base:#fafaf9;--bg-surface:#fff;--bg-muted:#f5f5f4;--text-primary:#1c1917;--text-secondary:#57534e;--text-muted:#a8a29e;--border:#e7e5e4;--action:#7c3aed;--action-hover:#6d28d9;--success:#16a34a;--success-bg:#f0fdf4;--warning:#ea580c;--warning-bg:#fff7ed;--error:#dc2626;--error-bg:#fef2f2;--radius-md:8px;--radius-lg:12px;--font-mono:ui-monospace, "JetBrains Mono", monospace}*{box-sizing:border-box}body{background:var(--bg-base);color:var(--text-primary);margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit}