:root{--color-primary:#dc2626;--color-text:#1a1a1a;--color-text-secondary:#333;--color-text-muted:#999;--color-bg:#fff;--color-card-bg:#fff;--color-card-border:#e5e5e5;--color-card-shadow:#0000000f;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}